JP6120454B2 - Motorcycle - Google Patents

Description

  The present invention relates to a motorcycle including a battery box that houses a battery having a gas vent.

  A battery holder in which electrical components are attached to the lower surface in order to make effective use of space is mounted on a pair of left and right rear frames that form a part of the body frame, and the battery is accommodated in the battery holder. Such a motorcycle is known from US Pat.

Japanese Patent Laid-Open No. 6-321152

  By the way, the current that flows through the battery is usually electronically controlled, but gas may be generated during overcharge due to a voltage higher than the specified voltage applied to the battery by user customization, etc. A gas vent may be provided in the battery. In that case, it is necessary to take measures against the release of gas from the gas vent.

  The present invention has been made in view of such circumstances, and an object of the present invention is to provide a motorcycle capable of preventing gas from diffusing into the vehicle body when the battery is degassed.

In order to achieve the above object, the present invention provides a motorcycle including a battery box that houses a battery having a gas venting portion, the battery box provided with an opening, and a part of the outer surface of the battery at the opening. and together with the battery is accommodated so as to face the vent zone, the diffusion preventing cover for covering the vent zone continuous to the side edge of the opening is provided, it is housed in the battery box A fixing member for removably fixing the battery in the battery box is provided in the battery box so that at least a part thereof overlaps the diffusion prevention cover part from above, and the gas vent part and the diffusion prevention part are provided. between the cover portion, to a first aspect the Rukoto gap causes through the degassing unit to the opening is provided .

According to the present invention, in addition to the configuration of the first feature, a cover member having at least a rear wheel cover portion disposed below the battery box and covering the rear wheel from above is attached to the vehicle body frame, and the bottom of the battery box The wall is formed so as to be inclined downwardly toward the inner surface of the rear wheel cover part, and a discharge port opened toward the rear wheel cover part side is provided at the lowermost part of the bottom wall. The second feature.

According to the present invention, in a motorcycle including a battery box that houses a battery having a gas vent, a part of the outer surface of the battery and the gas vent are exposed to the battery box provided with an opening. In this way, the battery is housed, and a diffusion prevention cover portion that covers the gas vent portion is provided continuously to the side edge of the opening portion, and is disposed below the battery box to cover the rear wheel from above. A cover member having at least a wheel cover portion is attached to the vehicle body frame, and the bottom wall of the battery box is formed to be inclined so as to be positioned downward toward the inner surface of the rear wheel cover portion. discharge port opened toward the side is provided at the bottom of the bottom wall, and are arranged so as to spacing between the cover member Serial battery box is supported by the body frame, guide walls for guiding the liquid discharged from the discharge port on the cover member side, the third feature in that it is provided integrally with the bottom wall of the battery box .

According to the present invention, in addition to the configuration of the second or third feature, the cover member has a transverse cross-sectional shape that is curved so as to bulge upward, and at least a central portion in the vehicle width direction is smoothened. A fourth feature is that the rear wheel cover portion and a pair of side cover portions that are provided on both sides of the rear wheel cover portion in the vehicle width direction and extend upward are integrally formed.

According to the present invention, in addition to any one of the configurations of the second to fourth features, a restriction wall that regulates a flow direction of the liquid discharged from the discharge port protrudes on the inner surface of the cover member. The fifth feature.

According to the present invention, in addition to any of the configurations of the second to fifth features, a bottom portion of an unpurified chamber that faces a cleaner element of an air cleaner of an internal combustion engine mounted on the vehicle body frame is provided on the rear side of the cover member. The diffusion prevention cover portion is provided on the battery box so as to be continuous with a side surface facing the cleaner element among the side surfaces of the battery box that is formed by a ring cover portion and disposed in the unpurified chamber. Six features.

According to the present invention, in a motorcycle including a battery box that houses a battery having a gas vent, a part of the outer surface of the battery and the gas vent are exposed to the battery box provided with an opening. In this way, the battery is housed, and a diffusion prevention cover portion that covers the gas vent portion is provided continuously to the side edge of the opening portion, and is disposed below the battery box to cover the rear wheel from above. A cover member having at least a wheel cover portion is attached to the vehicle body frame, and the bottom wall of the battery box is formed to be inclined so as to be positioned downward toward the inner surface of the rear wheel cover portion. An air cleaner for an internal combustion engine mounted on the vehicle body frame, wherein a discharge port opened toward the side is provided at a lowermost portion of the bottom wall A bottom portion of the unpurified chamber that faces the cleaner element is formed by the rear wheel cover portion of the cover member, and is continuous with a side surface facing the cleaner element among the side surfaces of the battery box disposed in the unpurified chamber. In this manner, the diffusion prevention cover portion is provided in the battery box as a seventh feature.

In the present invention, in addition to the configuration of the sixth or seventh feature, the battery box is disposed in the unpurified chamber so as to be located on the upstream side along the air flow direction in the unpurified chamber, An eighth feature is that a vent is provided at an upstream end of the battery box along the flow direction.

  Furthermore, in addition to the configuration of the eighth feature, the present invention provides that the one end portion of the fixing member formed in a band shape by an elastic material is fixed to one side surface of the battery box through the vent hole, and the battery box A ninth feature is that a fastener that is detachably engaged with the other side surface is provided at the other end of the fixing member having a width wider than the width of the vent hole.

  According to the first feature of the present invention, since the battery is accommodated in the opening of the battery box so that a part of the outer surface of the battery faces the outside, heat dissipation from the battery is facilitated. Can be suppressed, and battery replacement can be facilitated. In addition, the battery vent part is arranged facing the opening, and the diffusion prevention cover part that covers the vent part is provided in the battery box, so that the gas generated when the battery is overcharged is released from the vent part. At this time, the diffusion prevention cover portion can prevent the released gas from diffusing into the vehicle body.

Also, at least a portion of the fixing member provided on the battery box to the battery so as to detachably fixed to the battery box, the overlap diffusion preventing cover, degassing unit in the state of fixing the battery in a fixed member The fixing member is disposed in the vicinity of the battery, and the battery can be easily replaced when the battery is released while the gas released from the gas venting portion is more effectively prevented from diffusing into the vehicle body. .

According to the second feature of the present invention, the bottom wall of the battery box is inclined so as to become a lower position toward the inner surface of the rear wheel cover portion disposed below the battery box, and the discharge port is located at the rear. Since it is provided at the bottom of the bottom wall while opening toward the wheel cover part side, the liquid in the battery box is dropped from the discharge port to the rear wheel cover part side, and the liquid is transmitted through the inner surface of the cover member. The liquid inside can be discharged from the battery box without being scattered.

According to the third aspect of the present invention, since the liquid discharged from the discharge port is guided to the cover member side by the guide wall integrally provided on the bottom wall of the battery box, the liquid is supplied to the inner surface side of the cover member. Since it can be guided without being scattered, and there is a gap between the battery box and the cover member, vibration is not transmitted from the cover member side to the battery box side.

According to the fourth aspect of the present invention, the cover member includes a rear wheel cover portion having a curved cross-sectional shape bulging upward at least in the center in the vehicle width direction and a smooth inner surface, and a rear wheel. Since the cover portion integrally has a pair of side cover portions extending upward from both sides in the vehicle width direction, the liquid that has dropped from the discharge port to the rear wheel cover portion side has a cross-sectional shape that swells above the rear wheel cover portion. It will be smoothly guided between the rear wheel cover part and the one side cover part along the inner surface of the part to have, and it is possible to more reliably prevent the liquid from scattering into the vehicle body.

According to the fifth aspect of the present invention, the liquid spreads on the inner surface of the cover member by restricting the flow direction of the liquid discharged from the discharge port with the restriction wall protruding from the inner surface of the cover member. In such a manner, it can be guided to a predetermined site.

According to the sixth and seventh features of the present invention, the bottom of the unpurified chamber facing the cleaner element is formed by the rear wheel cover of the cover member, and the battery box is disposed in the unpurified chamber. While being able to protect with a cover member, a battery can be cooled effectively using the flow of the intake air in an unpurified room. Further, since the diffusion prevention cover portion is connected to the side surface of the battery box facing the cleaner element side, it is possible to suppress the gas released from the gas vent portion of the battery from flowing to the cleaner element side.

  According to the eighth feature of the present invention, the battery box is arranged on the upstream side along the flow direction of the air in the unpurified chamber, and the vent hole is provided at the upstream end along the flow direction of the battery box. The battery can be effectively cooled by allowing the intake air flow to flow to the side of the battery in the battery box.

  Furthermore, according to the ninth feature of the present invention, one end of the band-shaped fixing member made of an elastic material is fixed to one side surface of the battery box through the vent hole, and has a width wider than the width of the vent hole. Since the fastener provided at the other end of the fixing member is detachably engaged with the other side of the battery box, the fastener should be engaged with the peripheral edge of the vent hole when removing the battery. Thus, it is possible to prevent the fixing member from being detached from the battery box, and it is possible to improve workability in battery replacement or the like.

1 is a left side view of a motorcycle. It is the side view which looked at the air cleaner, the battery box which accommodated the battery, and a part of vehicle body frame from the left side. It is the perspective view which looked at the part shown in FIG. 2 from the left front diagonally upward direction. FIG. 4 is a view taken in the direction of arrow 4 in FIG. 2. FIG. 5 is a view taken in the direction of arrow 5 in FIG. 2 in a state where a cover member is removed. FIG. 6 is a view taken along arrow 6 in FIG. 2. FIG. 7 is a cross-sectional view taken along line 7-7 in FIG. 4. FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 6.

  Embodiments of the present invention will be described with reference to the accompanying FIGS. In the following description, the front and rear, the top and bottom, and the left and right directions are directions as viewed from the occupant riding the motorcycle.

  First, in FIG. 1, this motorcycle is a motorcycle for motocross competition, and its body frame F has a head for supporting a front fork 11 and a bar-shaped steering handle 12 for supporting the front wheel WF so as to be steerable. A pipe 13, a pair of left and right main frames 14 extending rearward and downward from the head pipe 13, a down frame 15 extending rearward and downward from the head pipe 13 at a steeper angle than the main frames 14, A pair of left and right lower frames 16 connected to the lower end and extending rearwardly, and an upper end joined to the rear end of the main frame 14 and extending downward, and a rear end of the lower frame 16 connected to the lower end. A pair of left and right pivot plates 17 and an upper joint provided between the upper ends of the pair of left and right pivot plates 17. A pair of left and right seat rails 20 connected to the upper end of the pivot plate 17, and a pair of left and right seat rails 20 extending rearward. A pair of left and right rear frames 21 that extend rearwardly with a front end connected to an intermediate portion in the vertical direction of the plate 17, a pair of left and right connecting frames 22 that connect the seat rail 20 and the rear portion of the rear frame 21, and a pair of left and right And a rear cross member 23 provided between the connecting frames 22.

  An internal combustion engine E is mounted on the body frame F, and an engine body EB of the internal combustion engine E is disposed in a space surrounded by the main frame 14, the down frame 15, the lower frame 16, and the pivot plate 17. And is supported by the down frame 15, the lower frame 16 and the pivot plate 17.

  A front end portion of a swing arm 26 that pivotally supports the rear wheel WR at the rear end portion is supported on the lower portion of the pivot plate 17 via a support shaft 27 so as to be swingable up and down. A link mechanism 28 is provided between the arms 26, and a shock absorber 30 is provided between the link member 29 constituting a part of the link mechanism 28 and the upper cross member 18.

  A transmission (not shown) is accommodated in a crankcase 31 that constitutes a part of the engine body EB. An output shaft 32 of the transmission protrudes leftward from the crankcase 31, and an output shaft 32 thereof. An endless chain 36 is wound around a drive sprocket 34 provided on the rear wheel and a driven sprocket 35 provided on the axle 33 of the rear wheel WR.

  A fuel tank 37 is provided on both main frames 14 above the engine body EB, and a riding seat 38 is disposed behind the fuel tank 37 so as to be supported by the seat rail 20.

  Referring also to FIG. 2, the downstream end of the throttle body 43 is connected to the rear wall of the cylinder head 41 constituting a part of the engine body EB via an insulator 42, and the upstream end of the throttle body 43 The downstream end of the connecting tube 44 whose upstream end is connected to the air cleaner 45 is connected.

  Referring also to FIG. 3, the air cleaner 45 is disposed below the riding seat 38 behind the upper cross member 18 and the shock absorber 30.

  The air cleaner 45 includes a clean side case 46 and a cleaner element 47 attached to the clean side case 46, and is disposed between the pair of left and right seat rails 20 and the pair of left and right rear frames 21.

  The clean side case 46 includes a front case member 48 integrally including a connecting pipe portion 48a to which an upstream end portion of the connecting tube 44 is connected, and a rear case coupled to the front case member 48 from obliquely rearward and upward. The cleaner element 47 is detachably attached to the rear case member 49 so as to cover an opening (not shown) provided in the rear case member 49 so as to open rearward. Mounted on.

  By the way, the cleaner element 47 of the air cleaner 45 is disposed so as to face the front portion of the unpurified chamber 50. The unpurified chamber 50 includes the clean side case 46, the riding seat 38, A rear fender 51 serving as a cover member disposed above the rear wheel WR and a pair of left and right side covers 52 extending upward from the left and right upper ends of the rear fender 51 are formed.

  A battery box 53 made of synthetic resin located on the upstream side along the air flow direction 57 in the unpurified chamber 50 is located in front of the rear cross member 23 in the vehicle body frame F at the rear portion of the unpurified chamber 50. The battery box 53 is attached to the vehicle body frame F.

  4 to 6, attachment arm portions 53a are integrally provided on both sides of the front portion of the battery box 53 in the vehicle width direction, and these attachment arm portions 53a are provided in the vehicle body frame F. It is mounted on the seat rail 20 with bolts 54. A mounting protrusion 53b that protrudes upward is integrally provided at the rear portion of the battery box 53. The mounting protrusion 53b is a bolt 55 and a nut 56 on the front surface of the center of the rear cross member 23 in the vehicle width direction. (See FIG. 5).

  The battery box 53 is provided with an opening 59 opened upward, and the battery 60 is accommodated in the battery box 53 so that the battery 60 can be inserted into and removed from the opening 59. A part of the outer surface of the battery 60 faces the outside through the opening 59 in the state of being housed in the battery box 53. In this embodiment, the upper outer surface 60a of the battery 60 and the battery 60 side The upper part of the outer surface 60b faces outward from the opening 59.

  In FIG. 7, the battery 60 is provided with a degassing part 61 for extracting gas generated at the time of overcharge, and the degassing part 61 is such that the pressure in the battery 60 becomes equal to or higher than a predetermined pressure. In this embodiment, the gas venting is provided at the front portion of the upper portion of the side outer surface 60b of the battery 60 in the state of being housed in the battery box 53. A part 61 is provided.

  In addition, the battery box 53 includes a diffusion prevention cover portion 53 c that is connected to the side edge of the opening 59 and covers the gas vent portion 61 so as to face the unpurified chamber 50 on the side surface of the battery box 53. In this embodiment, the diffusion prevention cover portion 53 c extending upward from the front side edge of the opening 59 is provided in the battery box 53. The battery box 53 is provided integrally with the front side surface of the battery box 53.

  An upper end portion of the diffusion prevention cover portion 53c is formed so as to cover a front portion of the upper outer surface 60a of the battery 60. When the battery 60 is inserted into and removed from the battery box 53 through the opening 59, The front end portion of the diffusion prevention cover portion 53c can be bent so that the battery 60 can be inserted and removed.

  By the way, the battery box 53 is arranged on the upstream side along the flow direction 57 of air in the unpurified chamber 50, that is, at the rear part in the unpurified chamber 50. In this embodiment, a rectangular vent hole 62 is provided in the mounting projection 53b of the rear portion of the battery box 53. As shown in FIG.

The battery box 53 is provided with a fixing member 63 for detachably fixing the battery 60 in the battery box 53 so that at least a part of the fixing member 63 overlaps the diffusion prevention cover portion 53c from above . wherein between the venting portion 61 and the diffusion preventing cover portion 53c, the gap to let through the gas vent portion 61 to the opening 59 is Ru provided.

  The fixing member 63 is formed in a band shape by an elastic material such as rubber, and one end portion of the fixing member 63 is fixed to one side surface of the battery box 53 through the vent hole 62. A fastener 64 detachably engaged with the other side surface is provided at the other end of the fixing member 63 with a width D2 wider than the width D1 of the vent hole 62.

  One side surface of the battery box 53 that fixes the fixing member 63 is the rear side surface of the battery box 53 in this embodiment, and is provided integrally with the rear side surface of the battery box 53 with a space in the vehicle width direction. Both ends of a rod-like support member 65 provided at one end of the fixing member 63 are fixed to the pair of left and right support protrusions 53d. In addition, a locking portion 53e for releasably engaging a fastener 64 provided at the other end of the fixing member 63 is integrally provided on the front side surface of the battery box 53.

  Referring also to FIG. 8, the rear fender 51 is attached to the vehicle body frame F with at least a rear wheel cover portion 51 a that is inclined forward and downward from the battery box 53 to cover the rear wheel WR from above. In this embodiment, the rear fender 51 has a cross-sectional shape curved so as to bulge upward at least in the vehicle width direction central portion (in this embodiment, a part of the vehicle width direction central portion). The rear wheel cover portion 51a having a smooth inner surface and a pair of side cover portions 51b provided on both sides of the rear wheel cover portion 51a in the vehicle width direction and extending upward are integrally formed. The side cover portion 51b is fastened to the pair of left and right rear frames 21 in the body frame F, and the bottom portion of the unpurified chamber 50 is formed by the rear wheel cover portion 51a. It is. Further, the side cover 52 is fastened to the seat rail 20 and the rear frame 21 of the vehicle body frame F so as to extend upward in connection with the upper ends of the side cover portions 51 b of the rear fender 51.

  The battery box 53 is disposed so as to be spaced from the rear fender 51 and is supported by the seat rail 20 and the rear cross member 23 of the vehicle body frame F. A bottom wall 53f of the battery box 53 is , And is inclined so as to become a lower position toward the inner surface of the rear wheel cover portion 51a. That is, the rear wheel cover portion 51a is formed so as to incline forward and the bottom wall 53f of the battery box 53 inclines rearward.

  In addition, a discharge port 66 that opens to the rear side toward the rear wheel cover portion 51a is provided at the lowermost portion of the inclined bottom wall 53f, that is, the rearmost portion of the bottom wall 53f. A guide wall 53g for guiding the liquid to be supplied to the rear fender 51 side is provided integrally with the bottom wall 53f of the battery box 53.

  A restriction wall 68 for restricting the flow direction of the liquid discharged from the discharge port 66 protrudes from the inner surface of the rear fender 51. The restriction wall 68 includes the discharge port 66 and the bottom wall. Corresponding to being provided at the leftmost lowermost part of 53f, it is projected from the left end part of the rear wheel cover part 51a and the connecting part of the left side cover part 51b. Is integrally formed with an inclined guide portion 68a that receives the liquid flowing out from the discharge port 66 and flows it to the left side cover portion 51b side.

  A minus side connection terminal 70 and a plus side connection terminal 71 are provided on the outer surface of the battery 60 at an interval in the left-right direction, and one end of the ground wire 72 is connected to the minus side connection terminal 70. The other end is fastened to the rear cross member 23 in the vehicle body frame F by a screw member 74. One end of a power supply cable 73 is connected to the plus side connection terminal 71, and the power supply cable 73 extends from the rear of the battery box 53 to the front through the lower part of the battery box 53.

  On the upper left side of the mounting protrusion 53b of the battery box 53, a folded portion 53h formed in a substantially C-shaped shape is integrally provided so as to protrude toward the left seat rail 20 side. In order to prevent the feeding cable 73 from contacting the left seat rail 20 and damaging the outer skin, a part of the folded portion 53h is interposed between the left seat rail 20 and the left seat rail 20. In this way, wiring is performed so as to penetrate the folded portion 53h. In addition, the feeding cable 73 connects the clip 76 to the first support plate 53 i integrally connected to the left support protrusion 53 d of the pair of support protrusions 53 d protruding from the rear side wall of the battery box 53. The power supply cable 73 is supported via a clip 78 on a second support plate portion 53j that is supported by the second support plate 53j and protrudes to the right of the bottom wall 53f of the battery box 53.

  Next, the operation of this embodiment will be described. The battery 60 is stored in the battery box 53 provided with the opening 59 so that a part of the outer surface of the battery 60 faces the opening 59. Therefore, heat storage from the battery 60 can be suppressed, and the battery 60 can be easily replaced. Further, since the gas vent 61 provided in the battery 60 faces the opening 59, and the diffusion prevention cover 53c that is connected to the side edge of the opening 59 and covers the gas vent 61 is provided in the battery box 53, the battery 60 When the gas generated at the time of overcharging is released from the gas vent 61, the diffusion prevention cover 61 can prevent the released gas from diffusing into the vehicle body.

  Further, a fixing member 63 for detachably fixing the battery 60 stored in the battery box 53 in the battery box 53 is provided in the battery box 53 so as to at least partially overlap the diffusion prevention cover portion 53c. Therefore, in a state where the battery 60 is fixed by the fixing member 63, the fixing member 63 is disposed in the vicinity of the gas vent 61, and diffusion of the gas released from the gas vent 61 into the vehicle body is more effective. In this case, the battery 60 can be easily replaced when the battery 60 is released.

  A rear fender 51 having at least a rear wheel cover portion 51a that is disposed below the battery box 53 and covers the rear wheel WR from above is attached to the vehicle body frame F, and a bottom wall 53f of the battery box 53 is attached to the rear wheel cover portion 51a. A discharge port 66 formed to be inclined downward toward the inner surface and opened toward the rear wheel cover portion 51a is provided at the lowermost portion of the bottom wall 53f. Since the liquid is transferred from the discharge port 66 to the rear wheel cover 51a side and the liquid is transmitted through the inner surface of the rear fender 51, the liquid in the battery box 53 can be discharged from the battery box 53 without being scattered.

  A battery box 53 disposed so as to be spaced from the rear fender 51 is supported by the vehicle body frame F, and a guide wall 53g for guiding the liquid discharged from the discharge port 66 toward the rear fender 51 is provided in the battery box. Since the liquid discharged from the discharge port 66 is guided to the rear fender 51 side by the guide wall 53g, the liquid is guided to the inner surface side of the rear fender 51 without being scattered. In addition, since there is a gap between the battery box 53 and the rear fender 51, vibration is not transmitted from the rear fender 51 side to the battery box 53 side.

  The rear fender 51 has a cross-sectional shape that is curved so as to bulge upward, at least in the vehicle width direction central portion, and the inner surface of the rear wheel cover portion 51a is smoothed, and both sides of the rear wheel cover portion 51a in the vehicle width direction. Are formed so as to integrally have a pair of side cover portions 51b extending upward, and the liquid dropped from the discharge port 66 to the rear wheel cover portion 51a side is located above the rear wheel cover portion 51a. It will be smoothly guided between the rear wheel cover portion 51a and the one side cover portion 51b along the inner surface of the portion having the bulging cross-sectional shape, and it is possible to more reliably suppress the liquid from being scattered inside the vehicle body. be able to.

  Further, since a regulating wall 68 for restricting the flow direction of the liquid discharged from the discharge port 66 is provided on the inner surface of the rear fender 51, the flow direction of the liquid discharged from the discharge port 66 is restricted by the restriction wall 68. As a result, the liquid can be guided to a predetermined portion without spreading on the inner surface of the rear fender 51.

  Further, the bottom portion of the unpurified chamber 50 facing the cleaner element 47 of the air cleaner 45 of the internal combustion engine E mounted on the vehicle body frame F is formed by the rear wheel cover portion 51a of the rear fender 51 and is disposed in the unpurified chamber 50. The diffusion prevention cover portion 53c is provided in the battery box 53 so as to be continuous with the side face of the battery box 53 facing the cleaner element 47 side, so that the battery 60 can be protected by the rear fender 51. In addition, the battery 60 can be effectively cooled using the flow of intake air in the unpurified chamber 50. Further, since the diffusion prevention cover portion 53c is connected to the side surface of the battery box 53 that faces the cleaner element 47 side, it is possible to suppress the gas released from the gas vent portion 61 of the battery 60 from flowing to the cleaner element 47 side. it can.

  In addition, the battery box 53 is disposed in the unpurified chamber 50 so as to be located on the upstream side along the air flow direction 57 in the unpurified chamber 50, and at the upstream end portion along the flow direction 57 of the battery box 53. Since the vent hole 62 is provided, the battery 60 can be effectively cooled by allowing the intake air flow to flow to the side of the battery 60 in the battery box 53.

  Further, one end portion of the fixing member 63 formed in a band shape by an elastic material is fixed to one side surface of the battery box 53 through the vent hole 62, and the fastener 64 is detachably engaged with the other side surface of the battery box 53. However, since it has a width D2 wider than the width D1 of the vent hole 62 and is provided at the other end of the fixing member 63, the fastener 64 is engaged with the peripheral edge of the vent hole 62 when the battery 60 is removed. Therefore, it is possible to prevent the fixing member 63 from being detached from the battery box 53, and it is possible to improve workability in battery replacement or the like.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various design changes can be made without departing from the present invention described in the claims. Is possible.

45 ... Air cleaner 47 ... Cleaner element 50 ... Unpurified chamber 51 ... Rear fender 51a as a cover member ... Rear wheel cover part 51b ... Side cover part 53 ... Battery box 53c ..Diffusion prevention cover 53f ... bottom wall 53g of battery box ... guide wall 57 ... flow direction 59 ... opening 60 ... battery 61 ... gas vent 62 ... through Pore 63 ... Fixing member 64 ... Fastener 66 ... Discharge port 68 ... Restriction wall D1 ... Vent hole width D2 ... Fastener width E ... Internal combustion engine F ...・ Body frame WR ... Rear wheel

Claims (9)

In a motorcycle including a battery box (53) for storing a battery (60) having a gas vent (61),
In the battery box (53) provided with the opening (59), a part of the outer surface of the battery (60) and the gas vent (61) face the opening (59). 60), and a diffusion prevention cover portion (53c) that covers the gas vent portion (61) connected to the side edge of the opening portion (59) is provided ,
A fixing member (63) for removably fixing the battery (60) accommodated in the battery box (53) in the battery box (53) is at least partially part of the diffusion prevention cover part (53c). ) Is provided in the battery box (53) so as to overlap from above, and the gas vent (61) is opened between the gas vent (61) and the diffusion prevention cover (53c). motorcycle, characterized in Rukoto gap establishing communication is provided in part (59). A cover member (51) having at least a rear wheel cover portion (51a) disposed below the battery box (53) and covering the rear wheel (WR) from above is attached to the vehicle body frame (F), and the battery box ( 53) a bottom wall (53f) is formed so as to be inclined downward toward the inner surface of the rear wheel cover portion (51a), and is opened toward the rear wheel cover portion (51a). The motorcycle according to claim 1, wherein an outlet (66) is provided at a lowermost portion of the bottom wall (53f). In a motorcycle including a battery box (53) for storing a battery (60) having a gas vent (61),
In the battery box (53) provided with the opening (59), a part of the outer surface of the battery (60) and the gas vent (61) face the opening (59). 60), and a diffusion prevention cover portion (53c) that covers the gas vent portion (61) connected to the side edge of the opening portion (59) is provided,
A cover member (51) having at least a rear wheel cover portion (51a) disposed below the battery box (53) and covering the rear wheel (WR) from above is attached to the vehicle body frame (F), and the battery box ( 53) a bottom wall (53f) is formed so as to be inclined downward toward the inner surface of the rear wheel cover portion (51a), and is opened toward the rear wheel cover portion (51a). An outlet (66) is provided at the bottom of the bottom wall (53f);
The battery box (53) disposed so as to be spaced from the cover member (51) is supported by the vehicle body frame (F), and the liquid discharged from the discharge port (66) is discharged to the cover member ( 51) guides to guide the side walls (53 g) is the bottom wall (53f) in the automatic two-wheeled vehicle you characterized in that it is formed integrally of the battery box (53). The rear wheel cover portion (51a) having a cross-sectional shape curved so as to bulge upward at the center in the vehicle width direction and the inner surface thereof being smoothed;
Thereafter, wherein the pair of side covers extending upwardly is provided continuously in the vehicle width direction on both sides of the wheel cover (51a) and (51b) in claim 2 or 3, characterized in that it is formed with integral Motorcycle. The inner surface of said cover member (51), any one of claims 2 to 4, wherein said discharge port (66) restricting wall for restricting a flow direction of the liquid discharged from (68) is characterized in that it is projected The motorcycle according to item 1. The bottom of the unclean chamber (50) that faces the cleaner element (47) of the air cleaner (45) of the internal combustion engine (E) mounted on the vehicle body frame (F) is the rear wheel cover of the cover member (51). The diffusion prevention cover is formed so as to be connected to a side surface facing the cleaner element (47) among the side surfaces of the battery box (53) formed by the portion (51a) and disposed in the unpurified chamber (50). The motorcycle according to any one of claims 2 to 5, wherein a portion (53c) is provided in the battery box (53). In a motorcycle including a battery box (53) for storing a battery (60) having a gas vent (61),
In the battery box (53) provided with the opening (59), a part of the outer surface of the battery (60) and the gas vent (61) face the opening (59). 60), and a diffusion prevention cover portion (53c) that covers the gas vent portion (61) connected to the side edge of the opening portion (59) is provided,
A cover member (51) having at least a rear wheel cover portion (51a) disposed below the battery box (53) and covering the rear wheel (WR) from above is attached to the vehicle body frame (F), and the battery box ( 53) a bottom wall (53f) is formed so as to be inclined downward toward the inner surface of the rear wheel cover portion (51a), and is opened toward the rear wheel cover portion (51a). An outlet (66) is provided at the bottom of the bottom wall (53f);
The bottom of the unclean chamber (50) that faces the cleaner element (47) of the air cleaner (45) of the internal combustion engine (E) mounted on the vehicle body frame (F) is the rear wheel cover of the cover member (51). The diffusion prevention cover is formed so as to be connected to a side surface facing the cleaner element (47) among the side surfaces of the battery box (53) formed by the portion (51a) and disposed in the unpurified chamber (50). automatic two-wheeled vehicle part (53c) is you and which are located in the battery box (53).   The battery box (53) is disposed in the unpurified chamber (50) so as to be located on the upstream side along the air flow direction (57) in the unpurified chamber (50), and the battery box ( The motorcycle according to claim 6 or 7, wherein a vent hole (62) is provided at an upstream end portion along the flow direction (57) of 53).   One end of the fixing member (63) formed in a strip shape by an elastic material is fixed to one side of the battery box (53) through the vent hole (62), and the other side of the battery box (53). A fastener (64) that is detachably engaged with the fixing member (63) has a width (D2) wider than a width (D1) of the vent hole (62) and is provided at the other end of the fixing member (63). The motorcycle according to claim 8.

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