JP6006581B2 - Motorcycle side cowl structure - Google Patents

Description

  The present invention relates to a side cowl structure provided in a motorcycle equipped with an internal combustion engine or an electric motor as a drive source, and particularly relates to a side cowl structure configured by combining a plurality of members.

  A side cowl structure that covers a side surface of a vehicle body may be applied to a motorcycle (see, for example, Patent Document 1). In addition, the motorcycle may include a radiator for radiating cooling water for cooling the drive source. The radiator is generally disposed at the front portion of the vehicle body in order to easily receive traveling wind. In a motorcycle to which the side cowl structure is applied, the traveling wind flows inside the side cowl structure after passing through the radiator. Therefore, an opening may be provided in the side cowl structure in order to release the inner traveling wind to the outside. When such an opening is provided, the upper and lower sides of the opening may be fixed to the vehicle body with bolts in order to prevent the cowl from vibrating and improve the mounting reliability.

JP 2001-310781 A

  As shown in Patent Document 1, when the bolt is inserted into the vehicle body from the outside of the vehicle body, the side cowl structure can be attached to the vehicle body relatively easily. However, since the bolt head is exposed, the aesthetic appearance of the vehicle is impaired. In the side cowl structure shown in Patent Document 1, if the bolt is inserted from outside the vehicle body, it is possible to prevent the head of the bolt from being exposed, but the tool or bolt must be turned around to the position where the bolt is inserted. Workability is poor.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a side cowl structure for a motorcycle that can improve work efficiency and improve aesthetics.

The present invention has been made to achieve the above object, and a motorcycle side cowl structure according to the present invention covers the side of a motorcycle body and at least a part of a drive source, A side cowl structure that is a cowling structure having an opening having a closed outer periphery that exposes a part, wherein the cowling includes at least an upper member and a cover member that is separate from the upper member, The upper member is disposed so as to define an upper portion of the outer periphery of the opening above the opening, and has an upper through hole into which a fastening member for fixing a vehicle body is inserted. backward is arranged to define a rear portion of the outer periphery of the opening, the cover member is disposed adjacent to the rear of said opening, said cover member, said up A covering portion that covers the through hole from the outside of the vehicle body, a locking portion that is locked to the vehicle body or a member that is fixed to the vehicle body, and that is hidden by the upper member or the covering portion, and downward from the covering portion. An extending portion that extends, and a cover through-hole that is provided in the extending portion and into which a fastening member for fixing a vehicle body is inserted at a position lower than the covering portion.

  According to the above configuration, the upper member is firmly attached to the vehicle body by the fastening member inserted into the upper through hole, and the upper through hole is hidden by the cover portion of the cover member. For this reason, even if the fastening member is provided at a conspicuous location adjacent to the upper side of the opening, the aesthetics of the motorcycle is not impaired. The cover member is locked to the vehicle body or a member fixed to the vehicle body at the locking portion, and is fixed to the vehicle body by a fastening member inserted into the cover through hole. The locking portion is hidden by the upper member or the covering portion of the cover member. Thus, in the upper part of the side cowl structure that can be hidden by the upper member or the covering portion, the cover member is fixed by locking and the locking portion is hidden. On the other hand, fastening is employed for fixing the cover member at a portion where the side cowl structure is less noticeable. Thus, since it is not necessary to provide a fastening member in a conspicuous portion of the cover member, the beauty of the motorcycle is not impaired. Since the fastening member is provided at a less conspicuous portion of the cover member, the cover member can be firmly attached to the vehicle body without impairing the beauty of the motorcycle.

  An attachment member that is separate from the upper member and has higher rigidity than the upper member is fixed to the vehicle body, and the locking portion is fitted into the mounting member and locked to the mounting member. A locking protrusion may be included.

  According to the above configuration, the cover member has a higher support rigidity and the side cowl structure has a higher mounting reliability than the case where the locking protrusion is locked to the upper member fixed to the vehicle body in the same manner as the mounting member. To do.

  The attachment member may have a recess for fitting the locking protrusion, and the recess may be disposed below a portion of the upper member adjacent to the opening on the upper side.

  According to the said structure, a latching protrusion can be attached without making it interfere with an upper member.

The locking portion of the cover member is locked in the vehicle width direction, and the upper member protrudes in the vehicle width direction and has an upper side through hole in the vertical direction at a portion covered by the cover portion of the cover member. An upper side flange is provided, and the cover member has a cover side flange that protrudes from the inner surface of the covering portion toward the center in the vehicle width direction and has a cover side through hole in the vertical direction. The cover side flange and the upper side The flange may be overlaid so that the cover side through hole and the upper side through hole are aligned, and may be fastened by a fastener .

The upper member has a hole-like claw fitting portion penetrating in the vehicle width direction at a portion covered by the covering portion of the cover member, and the locking portion of the cover member is an inner surface of the covering portion. It has a locking claw part which protrudes in the vehicle width direction and fits into the claw fitting part, and the locking claw part may be inserted in the claw fitting part .

The cover member may be locked to the upper member .

The upper member and the cover member are arranged around the opening so as to define the closed outer periphery of the opening over the entire circumference by the upper member and the cover member, and the outer periphery of the opening. At least an upper portion and a front portion of the opening may be defined by the upper member, and at least a rear portion of the outer periphery of the opening may be defined by the cover member .

  As is apparent from the above description, according to the present invention, it is possible to provide a side cowl structure capable of improving working efficiency and improving aesthetics.

1 is a left side view of a motorcycle according to an embodiment of the present invention. It is a disassembled perspective view which shows the side cowling structure shown in FIG. 1 seeing from the front right. It is a left view of the left side cowling structure shown in FIG. FIG. 3 is a left side view of the left side upper cowl shown in FIG. 2. FIG. 3 is a left side view of the left side cover cowl shown in FIG. 2. FIG. 3 is a single plan view of the left side cover cowl shown in FIG. 2. FIG. 4 is a left side view of the vehicle body with the left side cowling structure omitted from FIG. 3. It is sectional drawing cut | disconnected and shown along the VIII-VIII line of FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, the same code | symbol is attached | subjected to the same or equivalent element through all the figures, and the detailed description which overlaps is abbreviate | omitted. The concept of the direction in the following description is based on the direction viewed from the driver riding the motorcycle according to the embodiment of the present invention.

  FIG. 1 is a left side view of a motorcycle 1 according to an embodiment of the present invention. As shown in FIG. 1, the motorcycle 1 includes a front wheel 2, a rear wheel 3, and a vehicle body frame 4 disposed between the front and rear wheels 2 and 3 in the front-rear direction. The vehicle body frame 4 includes a head pipe 5 and left and right main frames 6 which are bent after extending rearward from the head pipe 5 and extending downward while tilting backward. The front wheel 2 is rotatably supported at the lower end portion of the front fork 7 and is supported by the head pipe 5 via the front fork 7 and a steering shaft (not shown) so as to be capable of turning. The left and right main frames 6 are connected to the left and right pivot brackets 8 at the lower end and the rear end, respectively, and the left and right pivot brackets 8 support the front end of the swing arm 9 in a swingable manner. . The rear wheel 3 is rotatably supported at the rear end portion of the swing arm 9, and is thereby supported by the vehicle body frame 4 via the swing arm 9 so as to be swingable.

  The motorcycle 1 according to the present embodiment includes an engine 10 as an example of a drive source that rotationally drives the rear wheels 3 (drive wheels). The engine 10 is supported by a hanger bracket 11 joined to the main frame 6, and is thereby suspended on the main frame 6. The engine 10 is disposed in a region below the main frame 6 and ahead of the pivot bracket 8. An electric motor may be applied to the drive source instead of or in addition to the engine 10.

  A fuel tank 12 is supported on the main frame 6, and a seat 13 on which a driver rides is provided behind the fuel tank 12. A handle 14 that is held by the driver is provided in front of the fuel tank 12, and a headlamp 15 that illuminates the front of the vehicle is disposed in front of the handle 14.

  The motorcycle 1 includes a so-called full cowling cowling. The cowling covers the entire front part of the vehicle body and has not only the property as an aerodynamic component but also the property as a design component that forms the appearance of the vehicle. In the following description, the full cowl cowling applied to the motorcycle 1 according to this embodiment covers the front left side and the right side of the vehicle body as the left and right side cowl structures 20. Since the left and right side cowl structures 20 are configured and arranged symmetrically, when one of the left and right is described, the description of the other is omitted.

  The cowling is configured by combining a plurality of cowl members. The cowl members include an upper cowl 17, a pair of left and right side upper cowls 21 as an example of an upper member, a pair of left and right side cover cowls 22 as an example of a cover member, a pair of left and right lower cowls 18, and the like. The upper cowl 17 constitutes an upper end portion and a front end portion of the cowling, and covers the periphery of the headlamp 15 (as an example, the front and side of the headlamp 15).

  The side upper cowl 21 extends downward from the upper cowl 17 and extends rearward. The side upper cowl 21 extends downward from the upper side of the front fork 7, the side of the head pipe 5, the side of the engine 10, and the front of the engine 10. Widely covers the front side of the vehicle body, such as the side of an exhaust pipe (not shown) extending to the side. The side cover cowl 22 is attached to the rear portion of the side upper cowl 21 and partially covers the side of the engine 10. The lower cowl 18 is provided so as to extend rearward from the lower end portion of the side upper cowl 21, and covers the side of the exhaust pipe routed so as to extend in the front-rear direction below the engine 10.

  The side cowl structure 20 mainly includes left and right side upper cowls 21 and left and right side cover cowls 22 that are separate from the left and right side upper cowls 21, and is configured by combining them. In light of the function of covering the side of the vehicle body, the left and right side cowl structures 20 may include the lower cowl 18.

  The side cowl structure 20 is provided so as to cover the side of the engine 10. The motorcycle 1 also includes a radiator 19 that dissipates cooling water for cooling the engine by running wind, and the radiator 19 is disposed between the left and right side cowl structures 20 or in front of the left and right side cowl structures 20. The traveling wind that has passed through the radiator 19 flows backward inside the left and right side cowl structures 20.

  The side cowl structure 20 has an opening 23 that exposes a part of the engine 10 in a side view. For this reason, the traveling wind that has passed through the radiator 19 and has flowed inside the left and right side cowl structures 20 can escape from the opening 23 to the outside. At the same time, the heat radiated from the exhaust pipe can be released to the outside together with the traveling wind. The left and right side cover cowls 22 are disposed adjacent to the rear of the opening 23. The left and right side cover cowls 22 are inclined outward in the vehicle width direction from the front end toward the rear. For this reason, it becomes easy to guide the traveling wind flowing backward inside the side cowl structure 20 to the outside of the side cowl structure 20.

  FIG. 2 is an exploded perspective view showing the side cowling structure 20 shown in FIG. 1 as viewed from the right front, and the upper cowl 17 is also shown in FIG. As shown in FIG. 2, the upper cowl 17 is attached to a cowl stay (not shown) fixed to the head pipe 5. The upper cowl 17 has left and right lower edge portions 17a extending substantially horizontally from the front end portion to the rear, and a plurality of locking claws 17b are provided on each lower edge portion 17a apart in the front-rear direction.

  The side upper cowl 21 has an upper edge portion 31 that is aligned with either the left or right lower edge portion 17a of the upper cowl 17, and a slit 32 that fits the locking claw 17 opens upward in the upper edge portion 31. doing. The side upper cowl 21 is locked to the upper cowl 17 by fitting the locking claw 17 into the slit 32, and the two cowling members 17 and 21 are assembled. Since both the locking claw 17b and the slit 32 are located on the center side in the vehicle width direction with respect to the dividing line PL1 between the upper cowl 17 and the left side upper cowl 21, the two cowling members 17, 21 are attached to the outside of the vehicle body. Not exposed to.

  FIG. 3 is a left side view of the left side cowling structure 20 shown in FIG. 4 is a single left side view of the left side upper cowl 21 shown in FIG. As shown in FIGS. 2 to 4, the side upper cowl 21 includes an upper portion 33 that extends rearward while slightly tilting downward from the upper edge portion 31, and a down portion 34 that extends downward while tilting slightly later from the upper edge portion 31. Are formed so as to protrude forward in a side view. The down portion 34 may be referred to as a front portion that forms the front edge of the side upper cowl 21. The periphery of the upper edge portion 31 mainly covers the side of the head pipe 5, the upper portion 33 mainly covers the side of the main frame 6, and the down portion 34 mainly covers the side of the front portion of the engine 10 and the exhaust pipe. The side of the portion extending downward from the engine 10 is covered.

  Of the side upper cowl 21, the upper portion 33 and the down portion 34 extend at an interval in the vertical direction as they move backward. The upper portion 33 is coupled to the main frame 6. In the present embodiment, the rear end portion of the upper portion 33 is coupled to a relay member that protrudes and is fixed from the main frame 6 using a fastening member. The down part 34 swells outward in the vehicle width direction as it advances rearward from the front end part, and also functions as a windshield for the driver. Further, the lower end portion of the down portion 34 is coupled to the lower cowl 18.

  A dividing line PL2 with the lower cowl 18 is defined at the lower end portion of the down portion 34, and a bolt hole 36 for fastening with the lower cowl 18 is formed in a flange 35 protruding from the dividing line PL2 to the center side and the lower side in the vehicle width direction. Is formed. Therefore, the side upper cowl 21 can be firmly assembled to the lower cowl 18 with the flange 35 hidden by the lower cowl 18. An attachment hole 37 for attaching the winker 24 and a bolt hole 38 for fastening the winker 24 are formed in the front part of the down part 34, and the bolt hole 38 opens to the inner surface but is exposed to the outer surface. do not do. For this reason, the blinker 24 can be assembled to the side cowl structure 20 without deteriorating the beauty.

  As shown in FIGS. 2 and 3, the side cover cowl 22 is provided so as to extend in the vertical direction so as to bridge between the lower part of the upper part 33 and the rear part of the down part 34, and below the upper part 33. And it is arranged behind the down part 34. The opening 23 is surrounded by the upper portion 33, the down portion 34, and the side cover cowl 22, the upper portion 33 is disposed adjacent to the upper portion of the opening 23, and the down portion 34 is disposed adjacent to the front of the opening 23, The side cover cowl 22 is disposed adjacent to the rear of the opening 23.

  As shown in FIGS. 2 to 4, a dividing line PL <b> 3 with the side cover cowl 22 is defined at the lower edge of the upper portion 33 above the lower end, and the dividing line PL <b> 3 extends in the front-rear direction. The side upper cowl 21 has a structure for fixing the upper part 33 to the vehicle body below the dividing line PL3 of the upper part 33 and a structure for attaching the upper part of the side cover cowl 22 to the upper part 33. Have. The upper edge of the side cover cowl 22 extends along the dividing line PL3. Therefore, the lower portion of the upper portion 33 below the dividing line PL3 is covered with the side cover cowl 22.

  Specifically, the upper portion 33 includes a protruding portion 39 that protrudes below the dividing line PL3 and toward the center in the vehicle width direction and extends in a belt shape in the front-rear direction. An upper through hole 40 penetrating in the vehicle width direction is formed in the protruding portion 39. The upper through hole 40 is provided at the rear end portion of the projecting portion 39 and is disposed adjacent to the upper side of the opening 23. A fastening member 91 (for example, a bolt) for fixing the side upper cowl 21 to the vehicle body is inserted into the upper through hole 40. The upper through hole 40 is located at the rear end portion of the upper portion 33.

  The projection 39 is provided with a claw fitting portion 41. The claw fitting portion 41 is formed in a slit shape extending in the front-rear direction, penetrates the protruding portion 39 in the vehicle width direction, and is provided in front of the upper through hole 40. A locking claw 64 described later is fitted into the claw fitting portion 41. The protruding portion 39 is provided with a flange 42 that protrudes inward in the vehicle width direction, and a vertical through hole 43 is formed in the flange 42. The flange 42 is provided at the front end of the protrusion 39. A fastening member 92 (for example, a resin rivet) for fixing the side cover cowl 22 to the flange 42 is inserted into the through hole 43.

  The side upper cowl 21 has a structure for attaching the lower part of the side cover cowl 22 to the side upper cowl 21 and a structure for fixing the down part 34 to the vehicle body at the rear lower part of the down part 34. Specifically, a groove 44 extending forward from the rear edge of the down portion 34 is provided in the rear lower portion of the down portion 34. A slit 45 is formed through the bottom surface of the groove 44. The down portion 34 is provided with a block 46 that protrudes rearward from the rear edge of the down portion 34 (the rear edge that defines the opening 23). The block 46 has a down through hole 47 that penetrates in the vehicle width direction. Is formed. A fastening member 93 (for example, a bolt) for fixing the side cover cowl 22 to the vehicle body is inserted into the down through hole 47, and the down portion 34 is also fixed to the vehicle body using the fastening member 93.

  5 is a single left side view of the left side cover cowl 22 and FIG. 6 is a single plan view of the left side cover cowl 22. As shown in FIGS. 2, 3, and 5, the side cover cowl 22 has a covering portion 61 that covers the protruding portion 39 of the side upper cowl 21 from the outside of the vehicle body. The covering portion 61 is long in the front-rear direction, and a dividing line PL3 with the lower edge portion of the upper portion 33 is defined at the upper edge of the covering portion 61. The protruding portion 39 is provided below the dividing line PL3, and the covering portion 61 covers the upper through hole 40, the claw fitting portion 41, and the flange 42 provided in the protruding portion 39 from the outside of the vehicle body. .

  The side cover cowl 22 has a locking portion 62 for locking the side cover cowl 22 to the vehicle body or a member fixed to the vehicle body. The locking portion 62 is provided on the upper side of the side cover cowl 22 and is hidden by the lower edge portions of the covering portion 61 and the upper portion 33. In the present embodiment, the “member fixed to the vehicle body” includes, for example, a later-described cowl bracket 80 and a side upper cowl 21 fixed to the vehicle body using the fastening member 93.

  The locking part 62 hidden by the covering part 61 includes a locking projection 63 and a locking claw 64. The locking projection 63 protrudes from the inner surface of the rear end portion of the covering portion 61 toward the center side in the vehicle width direction. The locking protrusion 63 is fitted into the cowl bracket 80 fixed to the vehicle body from the outside in the vehicle width direction and locked to the cowl bracket 80. The locking claw 64 protrudes from the inner surface of the covering portion 61 toward the center in the vehicle width direction. The locking claw 64 is fitted into the claw fitting portion 41 of the upper portion 33 from the outside in the vehicle width direction and is locked to the side upper cowl 21.

  The locking protrusion 63 and the locking claw 64 are provided below the inner surface of the covering portion 61, that is, the dividing line PL <b> 3 defined on the upper edge of the covering portion 61. For this reason, the locking projection 63 and the locking claw 64 are hidden by the lower edge portion of the covering portion 61 and the upper portion 33.

  The covering portion 61 is provided with a flange 65 that protrudes from the inner surface of the front end portion of the covering portion 61 toward the center in the vehicle width direction, and a vertical through hole 66 is formed in the flange 65. The flange 65 overlaps with the flange 42 of the protrusion 39 in the vertical direction, so that the through holes 43 and 66 are aligned with each other. The aforementioned fastening member 92 is inserted into the through holes 43 and 66 from below.

  The side cover cowl 22 has an extending portion 67 that extends downward from the covering portion 61. The extending portion 67 extends downward while tilting forward from the rear end portion of the covering portion 61, and is disposed adjacent to the rear of the opening 23. The extending portion 67 forms a V shape rotated 90 degrees together with the covering portion 61 extending in the front-rear direction. The covering portion 61 extends forward from the upper end portion of the extending portion 67 extending substantially in the vertical direction, and thereby is disposed on the lower side of the upper portion 33 so as to cover the projecting portion 39. It can be said that it is covering.

  The lower end portion of the extending portion 67 forms a pair of front end portions as the entire side cover cowl 22 together with the front end portion of the covering portion 61. The upper end portion of the extending portion 67 is also the rear end portion of the extending portion 65, and the extending portion 67 is inclined outward in the vehicle width direction from the lower end portion (front end portion) toward the upper side (rear side). . Thus, since the extending portion 67 disposed adjacent to the rear of the opening 23 has an inclined shape, the traveling wind inside the side cowl structure 20 is directed outward from the opening 23 as described above. Easy to guide.

  A structure for attaching the side cover cowl 22 to the side upper cowl 21 is provided below the side cover cowl 22. Specifically, a cover through hole 68 penetrating in the vehicle width direction is formed at the lower end portion of the extending portion 67. The cover through hole 68 is disposed below the covering portion 61, and a fastening member 93 (for example, a bolt) for fixing the side cover cowl 22 to the down through hole 47 of the side upper cowl 21 is inserted.

  An insertion portion 69 that projects sharply forward is provided at the lower end of the extending portion 67. The insertion part 69 is fitted in the groove 44 of the down part 43. A claw 70 protruding from the inner surface of the insertion portion 69 toward the vehicle width direction center side is provided, and this claw 70 is locked to a slit 45 provided in the down portion 34. The outer surface of the insertion portion 69 protrudes outward in the vehicle width direction, and the protruding end extends in the extending direction (front-rear direction) of the insertion portion 69 and crosses the extending portion 67 in the front-rear direction. The cover through hole 68 is disposed below the insertion portion 69.

  7 is a left side view of the vehicle body shown by omitting the left side cowling structure 20 from FIG. 3, and FIG. 8 is a cross-sectional view taken along line VIII-VIII in FIG. As shown in FIGS. 7 and 8, a cowl bracket 80 separate from the side upper cowl 21 is fixed to the main frame 6, and the locking protrusion 63 of the side cover cowl 22 is locked to the cowl bracket 80. The The cowl bracket 80 is manufactured from a metal material such as steel and has higher rigidity than cowling members such as the side upper cowl 21 and the side cover cowl 22 that are resin molded products. For this reason, compared with the case where the locking protrusion 63 is locked to the side upper cowl 21, the support rigidity of the side cover cowl 22 is increased, and the mounting reliability of the side cowl structure 20 is increased.

  The cowl bracket 80 is a high-rigidity member separate from the side upper cowl 21 and is a member fixed to the main frame 6. The upper portion 33 disposed along the main frame 6 is fastened to the cowl bracket 80. That is, the fastening member 91 inserted into the upper through hole 40 is screwed into the cowl bracket 80, whereby the upper portion 33 of the side upper cowl 21 is fastened to the cowl bracket 80.

  The cowl bracket 80 includes a fastening portion 81 fastened to an end surface of the main frame 6 on the center side in the vehicle width direction, and a protruding portion 82 that is bent from the lower end of the fastening portion 81 and extends outward in the vehicle width direction below the main frame 6. And an attachment portion 83 extending in the front-rear direction on the outer side in the vehicle width direction of the main frame 6 from the outer end portion in the vehicle width direction of the protrusion 82. The front end portion of the attachment portion 83 is directed upward and overlaps the end surface of the main frame 6 on the outer side in the vehicle width direction in a side view. The cowl bracket 80 has a bolt hole 84 penetrating in the vehicle width direction at the overlap portion of the attachment portion 83, and the vehicle of the main frame 6 is connected to the bolt (not shown) inserted into the bolt hole 84. Fastened to the outer end surface in the width direction. As described above, the cowl bracket 80 has a pair of vehicle body fixing portions constituted by the fastening portion 81 and the front end portion of the attachment portion 83, and the pair of vehicle body fixing portions has end surfaces on both sides in the vehicle width direction of the main frame 6. Since it is fastened so as to be sandwiched, it is firmly fixed to the main frame 6.

  The cowl bracket 80 has a recess 85 in which the locking projection 63 of the side cover cowl 22 is fitted at the rear end portion of the attachment portion 83. The recess 85 only needs to be formed so as to be able to fit a locking protrusion 83 protruding from the outer side in the vehicle width direction toward the center side in the vehicle width direction than the cowl bracket 80. The recess 85 may be formed so as to be recessed at least from the outer end surface of the mounting portion 83 in the vehicle width direction toward the center in the vehicle width direction. In the present embodiment, the recess 85 is a through hole in the vehicle width direction formed in the attachment portion 83 in the vehicle width direction, but the recess 85 may be a non-through recess. A nut 86 is welded to the attachment portion 83 of the cowl bracket 80, and the nut 86 is screwed into the fastening member 91.

  The attachment portion 83 is inclined downward toward the rear, and the nut 86 is disposed between the bolt hole 84 and the recess 85 both in the front-rear direction and in the vertical direction. The recess 85 is provided at the rear end portion (that is, the lower end portion) of the attachment portion 83, and is disposed below the main frame 6, and the protruding portion 39 (in the upper portion 33 of the upper portion 33). The portion adjacent to the opening 23) is arranged rearward and downward.

  The cowl bracket 80 is hidden from the outside of the vehicle body by the upper portion 33 of the side upper cowl 21 and the covering portion 61 of the side cover cowl 22. Therefore, a high-rigidity mounting member (that is, a cowl bracket 80) separate from the cowling members 21 and 22 constituting the side cowl structure 20 is provided on the main frame 6, and the cowling members 21 and 22 are fastened to the mounting members. Alternatively, it is possible to prevent the aesthetic appearance of the vehicle from being impaired while improving the mounting reliability of the cowling members 21 and 22 by being locked.

  Hereinafter, the arrangement and the like of the side cowl structure 20 and its peripheral structure will be described along the procedure for assembling the side cowl structure 20 mainly with reference to FIGS. As an example, the assembly procedure of the side cowl structure 20 is as follows: (1) the side upper cowl 21 covers the vehicle body side surface, (2) the fastening member 91 fixes the side upper cowl 21 to the cowl bracket 80, and (3) the side cover. The locking portion 62 of the cowl 22 is locked to the cowl bracket 80 and the side upper cowl 21, and the insertion portion 69 of the side cover cowl 22 is fitted into the groove 44 of the side upper cowl 21, and (4) the side cover cowl is fastened by the fastening member 92. 22 is fixed to the side upper cowl 21, and the side cover cowl 22 is fixed to the vehicle body by the fastening member 93. At the stage where the side cowl structure 20 is to be assembled, the cowl bracket 80 is fixed to the main frame 6 in advance, and the engine 10 is suspended from the vehicle body frame 4.

  The upper portion 33 is disposed along the main frame 6 when the side surface of the vehicle body is covered with the side upper cowl 21. The cowl bracket 80 is partially covered from the outside of the vehicle body by the upper portion 33, and the upper through hole 40 is aligned with the nut 86 of the cowl bracket 80 in the vehicle width direction.

  Next, the fastening member 91 is inserted into the upper through hole 40 from the outer side in the vehicle width direction toward the center side, and is screwed into the nut 86. As a result, the side upper cowl 21 is fastened to the cowl bracket 80 and fixed to the main frame 6 via the cowl bracket 80. As described above, the upper through hole 40 penetrates the protruding portion 39 of the side upper cowl 21 in the vehicle width direction, and is exposed to the outside in the vehicle width direction unless the side cover cowl 22 is attached. For this reason, the operation | work which fastens the side upper cowl 21 to the cowl bracket 80 can be performed simply.

  The upper through hole 40 is provided in the upper part of the side upper cowl 21. For this reason, if the side upper cowl 21 is fastened to the cowl bracket 80 by the fastening member 91, the side upper cowl 21 will not tilt outward in the vehicle width direction even if the hand is released from the side upper cowl 21, and the subsequent work Is not complicated. In order to prevent the side upper cowl 21 from being displaced relative to the vehicle body, the upper cowl 17 may be fixed to the vehicle body before the side cowl structure 20 is assembled. In this case, when the side surface of the vehicle body is covered with the side upper cowl 21, the locking claw 17 a may be fitted into the slit 32 and the side upper cowl 21 may be attached to the upper cowl 17. Since the slit 32 is provided in the upper edge portion 32 of the side upper cowl 21, the operation of inserting the fastening member 91 into the upper through hole 40 is simplified by doing in this way, and after the fastening member 91 is inserted, The position and posture of the side upper cowl 21 with respect to the vehicle body are stabilized.

  When the side upper cowl 21 is fastened to the cowl bracket 80, the front end portion of the attachment portion 83 of the cowl bracket 80 is hidden by the upper portion 33 of the side upper cowl 21. For this reason, it can prevent that the beauty | look is impaired. On the other hand, the rear end portion of the attachment portion 83 is not hidden by the side upper cowl 21 and is exposed to the outside in the vehicle width direction.

  Subsequently from this state, the side cover cowl 22 is locked to the side upper cowl 21. In this embodiment, the locking claw 64 is fitted into the claw fitting portion 41, and the insertion portion 69 is fitted into the groove 44. The claw fitting portion 41 has a guide mechanism that guides the locking claw 64 to the locking position.

  As shown in FIG. 3, in the present embodiment, the claw fitting portion 41 includes, as an example of a guide mechanism, a slit 41 a formed at a locking position and a fitting opening 41 b communicating with the rear side of the slit 41 a. Have. The slit 41 a is substantially the same size as the locking claw 64 in the vertical direction, and the fitting opening 41 b is larger in the vertical direction than the slit 41 a and the locking claw 64. When the locking claw 64 is fitted into the claw fitting portion 41, the locking claw 64 is inserted into the fitting opening 41b from the outer side in the vehicle width direction toward the center side, and then the side cover cowl 22 is slid forward. Then, the locking claw 64 is fitted forward into the slit 41a. Since the fitting opening 41b is larger than the locking claw 64, the insertion operation of the locking claw 64 can be easily performed. Once the locking claw 64 is fitted in the introduction opening 41b, the locking claw 64 can be easily located by simply moving the locking claw 64 in the fitting opening 41b. It can be easily placed in position. With such a guide function, even if the backlash between the slit 41a and the locking claw 64 is set to be small, the operation of fitting the locking claw 64 into the claw fitting portion 41 does not become complicated. Therefore, both the simplification of the operation of fitting the locking claw 64 into the claw fitting portion 41 and the improvement of the mounting reliability by the locking claw 64 can be achieved.

  The insertion portion 69 projects forward from the lower end portion of the side cover cowl 22, and the groove 44 is opened at the rear edge of the down portion 34 of the side upper cowl 21. Therefore, by inserting the insertion portion 69 forward from the open portion of the groove 44 while sliding the locking claw 64 forward, the operation of locking the locking claw 64 to the upper portion 33 and the insertion portion 69 are performed. The operation of locking the down part 34 can be performed in parallel. When the insertion portion 69 has been inserted into the groove 44, the claw 70 is just fitted into the slit 45.

  In this way, the side cover cowl 22 is inserted forward from the rear of the side upper cowl 21, thereby forming an opening 23. The side cover cowl 22 is disposed adjacent to the rear of the opening 23, and no other cowling member is disposed behind the opening 23. For this reason, the sliding motion of the latching claw 64 is simply performed.

  When the locking claw 64 is fitted into the claw fitting portion 41, the rear end portion of the covering portion 61 of the side cover cowl 22 is bent outward in the vehicle width direction. Since the side cover cowl 22 is a resin molded product, it has a certain degree of elasticity, and the operation of fitting the locking claw 64 into the claw fitting portion 41 while bending the side cover cowl 22 is not complicated. If the rear end portion of the covering portion 61 is bent outward in the vehicle width direction, the locking protrusion 63 can be released from the cowl bracket 80 outward in the vehicle width direction, and the sliding operation of the locking claws 64 is not interfered.

  Next, the locking protrusion 63 is fitted into the recess 85 of the cowl bracket 80. When the locking claw 64 is located at the locking position, the rear end portion of the covering portion 61 is disposed rearward of the upper portion 33, and thereby the attachment portion 83 that is not hidden by the upper portion 33. The rear end portion is covered with the covering portion 61 from the vehicle width direction outer side. And the latching protrusion 63 can be inserted in the recess 85 only by pushing back the latching protrusion 63 bent in advance to the vehicle width direction center side.

  The recess 85 is provided at the rear end portion of the attachment portion 83, and the rear end portion of the attachment portion 83 is disposed rearward from the protruding portion 39, so that the locking protrusion 63 interferes with the upper portion 33. And can be easily fitted into the recess 85. Further, the rear end portion of the attachment portion 83 is provided away from the main frame 6. For this reason, the rear end part of the covering part 61 can also be positioned relatively downward, and the side cover cowl 22 can be prevented from being enlarged in the vertical direction.

  The insertion direction of the locking projection 63 into the recess 85 is the vehicle width direction. On the other hand, the locking claw 64 is formed in a hook shape or a hook shape (see FIG. 6). Therefore, the front end portion of the locking claw 64 is positioned in front of the front end of the slit 41a and the projection 39 Locked to the end surface on the center side in the vehicle width direction. Thus, the locking claw 64 is locked to the side upper cowl 21 so as to prevent the side cover cowl 22 from moving relative to the vehicle body in the vehicle width direction. The displacement with respect to the insertion direction to 85 is prevented. As described above, the locking claw 64 exhibits the effect of preventing the locking protrusion 63 from coming off, and the attachment reliability of the side cover cowl 22 is improved.

  When the locking projection 63 is fitted into the recess 85, the position of the side cover cowl 22 with respect to the vehicle body is stabilized, and the lower edge of the covering portion 61 and the lower edge of the upper portion 33 are arranged in this order from the bottom to the top. Are arranged adjacent to the upper side of the opening 23. The flange 65 of the side cover cowl 22 is overlapped with the flange 42 of the side upper cowl 21 in the vertical direction, and the through holes 66 and 43 are aligned with each other in the vertical direction. The through holes 66 and 43 are concealed by the covering portion 61 and the upper portion 33, but since the covering portion 61 and the upper portion 33 are disposed adjacent to the opening 23, the through holes 66 and 43 have openings. It can be easily accessed via 23. Therefore, a hand is inserted into the side cowl structure 20 through the opening 23, and a fastening member 92 (for example, a resin rivet) is inserted into the through holes 66 and 43 from below. Thereby, the side cover cowl 22 can be simply fixed to the side upper cowl 21 by the fastening member 92. Since the fastening member 92 is hidden by the covering portion 61 and the upper portion 33, the aesthetic appearance is not impaired.

  After the side cover cowl 22 is attached to the side upper cowl 21, a fastening member 93 (for example, a bolt) is inserted into the cover through hole 68 from the outer side in the vehicle width direction toward the center side and screwed into the vehicle body. When the side cover cowl 22 is attached as described above, the cover through hole 68 is aligned with the down through hole 47 of the down portion 34 in the vehicle width direction, so that the fastening member 92 is also inserted into the down through hole 47. As described above, the lower portion of the side cover cowl 22 is fastened together with the down portion 34 to the vehicle body by the fastening member 93. Since the two cowling members 21 and 22 are fixed to the vehicle body by one fastening member 93, work efficiency is improved.

  The side cowl structure 20 is assembled to the vehicle body as described above. In the side cowl structure 20 according to the present embodiment, the side upper cowl 21 can be firmly attached to the vehicle body with the fastening member 91 inserted into the upper through hole 40. The upper through hole 40 is hidden by the covering portion 61 of the side upper cowl 21. For this reason, even if the fastening member 91 is provided in a conspicuous location adjacent to the upper side of the opening 23, the aesthetic appearance of the motorcycle 1 is not impaired. The side cover cowl 22 is locked to a member (that is, the side upper cowl 21 and the cowl bracket 80) fixed to the vehicle body by a locking portion 62, and fixed to the lower cowl 18 by a fastening member 93 inserted into the cover through hole 68. Is done. The locking portion 62 is hidden by the upper portion 33 of the side upper cowl 21 or the covering portion 22 of the side cover cowl 22. Thus, at the upper part of the side cowl structure 20 provided with the upper part 33 or the covering part 61, the locking part 62 is hidden by adopting locking to fix the side cover cowl 22. On the other hand, fastening is employed for fixing the side cover cowl 22 at a portion of the side cowl structure 20 that is not easily noticeable. As described above, the fastening member does not need to be provided at the conspicuous portion of the side cover cowl 22, so that the beauty of the motorcycle 1 is not impaired. Since the fastening member 93 is provided at a place where the side cover cowl 22 is not easily noticeable, the side cover cowl 22 can be firmly attached to the vehicle body without impairing the aesthetic appearance of the motorcycle 1.

  In particular, in the present embodiment, the insertion portion 69 is disposed directly above the cover through hole 68 and protrudes outward in the vehicle width direction. The insertion portion 69 protrudes outward in the vehicle width direction from the end surface of the down portion 34 on the outer side in the vehicle width direction by the protruding portion outward in the vehicle width direction. For this reason, the insertion part 69 becomes like a bag, the fastening member inserted into the cover through hole becomes less conspicuous, and the appearance of the motorcycle 1 is improved.

  Although the embodiment of the present invention has been described above, the above configuration is merely an example, and can be appropriately changed within the scope of the present invention. For example, although the upper portion and the down portion are integrated, these two portions are not necessarily provided integrally.

  The present invention provides a side cowl structure for a motorcycle that can improve work efficiency and improve aesthetics. It is useful when applied to a motorcycle equipped with.

1 Motorcycle 4 Body frame 20 Side cowl structure 21 Side upper cowl (upper member)
22 Side cover cowl (cover member)
23 Opening 33 Upper part 34 Down part 40 Upper through hole 41 Claw fitting part 61 Covering part 62 Locking part 63 Locking protrusion 64 Locking claw 67 Extension part 68 Cover through hole 80 Cowl bracket (mounting member)
85 Recesses 91-93 Fastening member

Claims (7)

Covers at least a portion of the side of the vehicle body side and the driving source of the motorcycle, a side cowl structure is a structure of the cowling having an aperture having a closed periphery which exposes a portion of the pre-listen dynamic source ,
The cowling includes at least an upper member and a cover member separate from the upper member,
The upper member is disposed so as to define an upper portion of the outer periphery of the opening above the opening, and has an upper through hole into which a fastening member for fixing a vehicle body is inserted. It is arranged to define the rear part of the outer periphery of the opening behind,
The cover member is
A covering portion covering the upper through hole from the outside of the vehicle body;
Locked to the vehicle body or a member fixed to the vehicle body, and a locking portion hidden by the upper member or the covering portion;
An extending portion extending downward from the covering portion;
A side cowl structure for a motorcycle, comprising: a cover through hole provided in the extension portion and into which a fastening member for fixing a vehicle body is inserted at a position below the covering portion. An attachment member that is separate from the upper member and has higher rigidity than the upper member is fixed to the vehicle body,
The side cowl structure for a motorcycle according to claim 1, wherein the locking portion includes a locking protrusion that is fitted into the mounting member and locked to the mounting member.   The attachment member has a recess for fitting the locking protrusion, and the recess is disposed below a portion of the upper member adjacent to the opening on the upper side. Motorcycle side cowl structure as described. The locking portion of the cover member is locked in the vehicle width direction,
  The upper member has an upper flange that protrudes in the vehicle width direction and has an upper side through hole in the vertical direction at a portion covered by the covering portion of the cover member.
  The cover member has a cover-side flange that protrudes from the inner surface of the covering portion toward the center in the vehicle width direction and has a cover-side through hole in the vertical direction.
  The side of the motorcycle according to claim 1, wherein the cover side flange and the upper side flange are overlapped so that the cover side through hole and the upper side through hole are aligned and fastened by a fastener. Cowl structure. The upper member has a hole-like claw fitting portion penetrating in the vehicle width direction in a portion covered by the covering portion of the cover member,
  The locking portion of the cover member has a locking claw portion that protrudes from the inner surface of the covering portion in the vehicle width direction and engages with the claw fitting portion,
  The side cowl structure for a motorcycle according to claim 4, wherein the locking claw portion is fitted into the claw fitting portion. The side cowl structure of a motorcycle according to claim 1, wherein the cover member is locked to the upper member. The upper member and the cover member are arranged around the opening so as to define the outer periphery closed by the upper member and the cover member over the entire circumference.
  The side cowl structure for a motorcycle according to claim 1, wherein at least an upper part and a front part of the outer periphery of the opening are defined by the upper member, and at least a rear part of the outer periphery of the opening is defined by the cover member.

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