JP2016037213A - Frame cover structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a frame cover structure which enables a rear combination lamp to be properly positioned in a limited space without affecting the appearance.SOLUTION: A frame cover structure includes a frame cover (5) which is disposed around a rear combination lamp (8) and covers a vehicle body rear part. The frame cover includes: an opening part (511a) which exposes a part of the rear combination lamp; and a holding part (513) which is provided at the vehicle body rear side relative to the opening part and holds an insertion piece (83) extending from the rear combination lamp to the vehicle body rear side. The insertion piece is inserted into the holding part to position the rear combination lamp.SELECTED DRAWING: Figure 8

Description

  The present invention relates to a frame cover structure, and more particularly to a frame cover structure disposed on the rear side of a vehicle body such as a motorcycle.

  In general, a frame cover is provided in the vicinity of the rear frame constituting the body frame of the motorcycle. This frame cover constitutes a part of the appearance of the motorcycle, for example, by covering a part of the rear frame and the rear combination lamp. 2. Description of the Related Art Conventionally, a frame cover that covers a rear frame or the like by combining a plurality of cover elements (upper frame cover and side frame cover) that are divided vertically is known (see, for example, Patent Document 1).

Japanese Patent Laid-Open No. 07-205859

  In recent years, frame covers provided on motorcycles have been required to be improved in design in order to increase the commercial value. In order to meet such demands, motorcycles in which a frame cover (rear frame cover) provided around the rear frame is made thinner or smaller are widely used. In particular, such a rear frame cover has a shape that has a pointed tip toward the rear side of the vehicle body and is streamlined by being integrated with a vehicle body or other frame cover.

  In such a rear frame cover excellent in design, it is not preferable that the fixing member for fixing the rear combination lamp affects the appearance. Further, the rear frame cover that is reduced in size and thickness requires a structure for appropriately positioning the rear combination lamp by effectively utilizing the limited space.

  The present invention has been made in view of the above points, and an object of the present invention is to provide a frame cover structure capable of appropriately positioning a rear combination lamp in a limited space without affecting the appearance.

  The frame cover structure of the present invention is a frame cover structure provided with a frame cover that is disposed around a rear combination lamp and covers a rear part of a vehicle body, and the frame cover has an opening that exposes a part of the rear combination lamp. And a holding portion that is provided on the vehicle rear side with respect to the opening and extends from the rear combination lamp to the vehicle rear side, and inserting the insertion piece into the holding portion, The rear combination lamp is positioned.

  According to this configuration, since the rear combination lamp is positioned by inserting the insertion piece into the holding portion provided in the frame cover, the rear combination is used without using a fixing member that may affect the appearance such as a screw. The lamp can be positioned. In addition, the insertion piece extending from the rear combination lamp to the rear side of the vehicle body is held by a holding portion provided on the rear side of the opening that exposes the rear combination lamp, so that a space behind the opening that tends to become a dead space is effective. It can be used for. As a result, the rear combination lamp can be appropriately positioned in a limited space without affecting the appearance.

  For example, in the frame cover structure of the present invention, the frame cover is configured by combining a lower cover and an upper cover, and the opening and the holding portion are formed in the lower cover. In this case, both the opening for exposing the rear combination lamp and the holding portion for positioning the rear combination lamp are formed on the same member (lower cover). Compared with each other, the positional accuracy can be improved. As a result, the rear combination lamp can be accurately positioned with respect to the frame cover.

  Particularly, in the frame cover structure of the present invention, it is preferable that the insertion piece is inserted into the holding portion along a direction parallel to a virtual plane arranged at a boundary between the lower cover and the upper cover. . In this case, the shape for positioning the insertion piece in the holding portion can be set based on the position (angle) of the virtual plane arranged at the boundary between the lower cover and the upper cover. For this reason, it becomes possible to form easily the shape for positioning the insertion piece in a holding | maintenance part compared with the case where the plane used as a reference | standard does not exist.

  In the frame cover structure of the present invention, a protruding piece that protrudes downward is provided in a part of the upper cover, and an insertion hole for inserting the protruding piece is formed in the holding portion, and the protruding piece is inserted. Preferably, the upper cover is positioned with respect to the lower cover by being inserted into a hole. In this case, both the rear combination lamp and the upper cover can be positioned via the holding portion formed on the lower cover. Accordingly, the upper cover and the rear combination lamp can be arranged with high positional accuracy with the lower cover as a reference, and the aesthetic appearance of the frame cover can be improved.

  Furthermore, the frame cover structure of the present invention preferably includes a bracket that supports the upper cover and is fixed to the vehicle body frame, and the lower cover is supported by the bracket via the upper cover. In this case, since the upper cover is directly supported by the bracket fixed to the vehicle body frame, the frame cover can be fixed in a state having resistance against the load applied to the upper cover. In addition, since the lower cover is supported by the bracket via the upper cover, it is possible to avoid a situation in which the load concentrates on only one of the upper cover and the lower cover, and to suppress a situation in which the positional relationship between the two is shifted. it can.

  According to the present invention, it is possible to appropriately position the rear combination lamp in a limited space without affecting the appearance.

1 is a side view of a periphery of a rear portion of a motorcycle to which a frame cover structure according to an embodiment is applied. Fig. 3 is a rear view of the vicinity of the rear part of the motorcycle to which the frame cover structure according to the present embodiment is applied. It is a disassembled perspective view of the rear frame cover which concerns on this Embodiment, and its peripheral components. It is a perspective view of the upper cover of the rear frame cover which concerns on this Embodiment. It is explanatory drawing of the cover bracket of the rear frame cover which concerns on this Embodiment. It is a perspective view of the state where the rear frame cover concerning this embodiment was fixed to the body frame. It is a perspective view of the state where the rear frame cover concerning this embodiment was fixed to the body frame. It is explanatory drawing of the assembly | attachment procedure of the rear frame cover which concerns on this Embodiment. It is explanatory drawing of the assembly | attachment procedure of the rear frame cover which concerns on this Embodiment. FIG. 6 is an enlarged view of the vicinity of a lower cover holding portion when the rear frame cover according to the present embodiment is assembled to a vehicle body frame. It is sectional drawing (FIG. 11A) in the dashed-dotted line A shown in FIG. 10, and sectional drawing (FIG. 11B) in the dashed-dotted line B. FIG. FIG. 6 is an enlarged cross-sectional view around a fixed portion of a lower cover included in a rear frame cover according to the present embodiment. FIG. 6 is an enlarged cross-sectional view around a fixed portion of an upper cover included in a rear frame cover according to the present embodiment.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following, the case where the frame cover structure according to the present invention is applied to a motorcycle will be described. However, the vehicle to which the present invention is applied is not limited to a motorcycle but can be changed as appropriate. For example, the present invention can also be applied to an automatic tricycle or an automatic four-wheel vehicle that is a saddle type vehicle.

  FIG. 1 and FIG. 2 are a side view and a rear view, respectively, of a rear part of a motorcycle to which the frame cover structure according to the present embodiment is applied. As shown in FIGS. 1 and 2, in the rear portion of the motorcycle 1 according to the present embodiment, a seat 3, a plurality of side frame covers 4 (41 to 43), a rear frame cover 5, A grab bar 6 and a rear fender 7 are mounted.

  The side frame cover 4 and the rear frame cover 5 cover the components mounted on the vehicle body frame 2 and reduce the air resistance against the vehicle body, thereby increasing the running stability of the motorcycle 1. The side frame cover 4 and the rear frame cover 5 constitute a part of the appearance of the motorcycle 1 and play a role of improving design.

  The rear frame cover 5 is disposed around the rear combination lamp 8 and covers the rear portion of the motorcycle 1. The rear frame cover 5 is configured by combining a lower cover (lower cover) 51 and an upper cover (upper cover) 52, as will be described in detail later. The rear frame cover 5 is a virtual plane (a surface on which the lower edge of the upper cover 52 is located, hereinafter referred to as a “boundary surface”) that becomes a boundary between the lower cover 51 and the upper cover 52 in a state where the upper cover 52 is assembled above the lower cover 51. The SS is inclined slightly upward so that the SS becomes higher toward the rear side of the vehicle body. Further, the rear frame cover 5 becomes narrower in the vehicle width direction along the boundary surface SS and becomes narrower in the vehicle width direction, and the front end portion (rear end portion) becomes narrower. It has a pointed shape protruding to the rear side. The rear frame cover 5 has a triangular shape having a rear end portion as a vertex in a rear view (see FIG. 2). The rear frame cover 5 (lower cover 51) is formed with an opening 511a that opens toward the rear side of the vehicle body. Similar to the rear frame cover 5, the opening 511 a has a symmetrical triangular shape with its apex generally facing up in rear view.

  The rear combination lamp 8 is accommodated in the rear frame cover 5 with a part thereof exposed from the opening 511a. A part of the rear combination lamp 8 is disposed so as to slightly protrude from the opening 511a toward the rear side of the vehicle body. In the present embodiment, the rear combination lamp 8 has functions of a brake lamp and a tail lamp, but is not limited thereto. For example, it is good also as a structure which further has the function of the blinker lamp mentioned later.

  The grab bar 6 is disposed with a tandem seat 31 disposed on the rear side of the seat 3 interposed therebetween. These grab bars 6 extend in the longitudinal direction of the vehicle body and have a shape in which the rear side portion of the vehicle body is curved toward the vehicle body center side (see FIG. 2). These grab bars 6 are used for applications in which a tandem rider riding on the tandem seat 31 grips or for fixing a load placed on the tandem seat 31 with a rope or the like.

  The rear fender 7 is provided on the lower side of the rear frame cover 5 so as to cover the upper part of the rear wheel 9 and the obliquely rear part. The rear fender 7 plays a role of preventing the rear wheel 9 from jumping up mud and the like. In the vicinity of the rear end portion of the rear fender 7, a license plate mounting portion 71 for mounting a license plate is provided. A plate irradiation lamp 72 is provided above the license plate mounting portion 71. A pair of left and right turn signal lamps 73L and 73R are provided on the side of the plate irradiation lamp 72.

  Here, the configuration of the rear frame cover 5 and its peripheral parts according to the present embodiment will be described with reference to FIG. FIG. 3 is an exploded perspective view of the rear frame cover 5 and its peripheral components according to the present embodiment. In FIG. 3, a rear combination lamp 8 is shown as a peripheral part of the rear frame cover 5.

  As shown in FIG. 3, the rear frame cover 5 includes a lower cover 51, an upper cover 52, and a cover bracket 53. The lower cover 51 and the upper cover 52 are formed by molding a resin material such as polycarbonate resin, acrylic resin, ABS resin, or polyamide resin. In addition, the lower cover 51 and the upper cover 52 can also be formed by FRP (glass fiber reinforced plastic). The cover bracket 53 is formed by, for example, punching and bending a metal plate material.

  The lower cover 51 constitutes a lower cover, and is generally composed of a frame-like body that is open upward. The lower cover 51 includes a bottom surface portion 511 and a side surface portion 512 formed to extend substantially vertically from the outer peripheral edge of the bottom surface portion 511 to the upper side. In the rear side portion of the bottom surface portion 511, there is formed an opening 511a having a symmetrical triangle shape that matches the shape of the rear combination lamp 8 and generally has a vertex upward. A holding portion 513 is provided on the bottom surface portion 511 located on the rear side (specifically, obliquely upward rearward) of the opening 511a so as to protrude upward. On the other hand, a support portion 514 extending on the rear side of the vehicle body and slightly upward is provided on the bottom surface portion 511 located on the front side of the opening portion 511a so as to protrude into the opening portion 511a. A plurality of ribs 514a are provided on the upper surface of the support portion 514 along the longitudinal direction of the vehicle body. These support portions 514 and ribs 514 a are disposed below the rear combination lamp 8, and the ribs 514 a abut against the rear combination lamp 8 and play a role of causing the bottom surface portion 511 to follow the shape of the rear combination lamp 8.

  The holding portion 513 serves to position the rear combination lamp 8 and the upper cover 52 by holding the insertion piece 83 of the rear combination lamp 8 and holding the protruding piece 527 of the upper cover 52 as will be described in detail later. Fulfill.

  The holding portion 513 includes an upper step portion 513a and a lower step portion 513b that are opened to the front side of the vehicle body. The upper step portion 513a is configured to be narrower in the vehicle width direction than the lower step portion 513b, and is disposed at the center of the lower step portion 513b. In the holding part 513, the upper space part 513a and the lower space part 513b are in a state of opening to the front side of the vehicle body in an integrated state. More specifically, the internal space in the holding portion 513 is open in a direction substantially parallel to the boundary surface SS (see FIG. 1) between the lower cover 51 and the upper cover 52 on the front side of the vehicle body. When viewed from the opening side, the holding portion 513 has a substantially convex shape.

  An insertion hole 513c is formed on the upper surface of the upper step portion 513a at a position closer to the rear side of the vehicle body. The insertion hole 513c has a rectangular shape in a top view, and is formed to have a size capable of accommodating a protruding piece 527 to which a clip C described later is attached. A plurality of ribs 513d provided along the longitudinal direction of the vehicle body are provided on the bottom surface portion 511 located on the lower side of the holding portion 513. These ribs 513d play a role of supporting the lower surface by abutting against the lower surface of the insertion piece 83 inserted into the holding portion 513 (lower step portion 513b).

  A pair of positioning portions 515 are provided in the vicinity of the upper end portion of the side surface portion 512 and on the front side of the vehicle body. These positioning portions 515 are used when positioning the lower cover 51 (rear frame cover 5) with respect to the vehicle body frame 2. These positioning portions 515 have a generally planar shape, and a plurality of circular openings 515a are formed in a part thereof. These circular openings 515a are configured to be able to accommodate circular protrusions 22 provided on the upper surface of the vehicle body frame 2 when the rear frame cover 5 is fixed to the vehicle body frame 2 (see FIG. 6). The circular protrusion 22 serves as an attachment part for the grab bar 6, and the positioning part 515 is prevented from being pulled out of the circular protrusion 22 by the grab bar 6 disposed above it.

  A plurality of (in detail, two on one side) engagement holes 516 are formed in the vicinity of the upper end portion of the side surface portion 512 and on the rear side of the positioning portion 515. These engagement holes 516 are engaged with engagement claws 528 of the upper cover 52 described later, and maintain the assembled state of the lower cover 51 and the upper cover 52. The vicinity of the upper end portion of the side surface portion 512 enters and overlaps the inner side (back side) of the upper cover 52 and plays a role of positioning the upper cover 52 with respect to the lower cover 51 in the vehicle width direction. A fixing portion 517 is provided at the upper end portion of the side surface portion 512 between the engagement holes 516. These fixing portions 517 are formed so that a part thereof protrudes toward the upper cover 52 side from the boundary surface SS. These fixing portions 517 are used for fixing the lower cover 51 and the upper cover 52. The fixing portion 517 has a fixing surface 517b in which a fixing hole 517a is formed. The fixing surface 517b is a surface perpendicular to the boundary surface SS and is arranged slightly toward the vehicle body center side from the vehicle body front side. .

  Further, a fixing portion is provided at a position near the lower end portion of the side surface portion 512 positioned on the side of the bottom surface portion 511 positioned on the front side of the opening 511a and below the engagement hole 516 disposed on the front side of the vehicle body. 518 is provided. Although a pair of fixing portions 518 are provided symmetrically in the left-right direction, FIG. 3 shows only the fixing portions 518 provided on the side surface portion 512 disposed on the right side of the vehicle body. These fixing portions 518 are used for fixing the rear combination lamp 8 to the lower cover 51. These fixing portions 518 have a plurality of ribs 518a extending from the side surface portion 512 toward the center of the vehicle body, and a cylindrical portion 518b provided at the tip of these ribs 518a. A fixing hole 518c is formed at the upper end of the cylindrical portion 518b.

  The upper cover 52 constitutes an upper cover, and is generally composed of a frame-like body that is open downward. The upper cover 52 has an upper surface portion 521 and a side surface portion 522 formed to extend substantially vertically downward from the outer peripheral edge of the upper surface portion 521. In the center of the upper surface portion 521, an opening 521a is formed which is largely cut away from the front side of the vehicle body, leaving a pair of left and right arms 523. That is, the upper cover 52 has a pair of arm portions 523 extending to the front side of the vehicle body on the side of the opening 521a. The outer peripheral portion of the upper cover 52 including the pair of arm portions 523 is positioned below the outer peripheral edge of the seat 3 except for a sharp rear end portion that protrudes toward the rear side of the vehicle body. A rib 523a extending slightly upward is provided at the upper end of the arm 523 on the opening 521a side. These ribs 523a are arranged on the rear frame cover 5 (upper cover 52), and extend toward the back side of the seat 3 so as to hide the interior from the vertical gap between the upper cover 52 and the seat 3. .

  A fixing portion 524 is provided on the lower surface around the base end portion of these arm portions 523. Note that a pair of fixing portions 524 are provided symmetrically, and are formed so that a part thereof protrudes toward the lower cover 51 from the boundary surface SS. These fixing portions 524 are used for fixing the lower cover 51 and the upper cover 52. These fixing portions 524 have a fixing surface 524b in which a fixing hole 524a is formed, and the fixing surface 524b is a surface perpendicular to the boundary surface SS and is disposed slightly toward the vehicle body center side from the vehicle body front side. ing. These fixing portions 524 are formed in a box shape with an open bottom, and a space capable of accommodating the fixing portion 517 of the lower cover 51 is formed inside thereof. The screw B1 is used to fix the fixing portion 524 and the fixing portion 517, and fastens and fixes the fixing surface 524b and the fixing surface 517b that are inserted and overlapped from the fixing hole 524a.

  In addition, a fixing portion 525 is provided in the vicinity of the periphery of the opening 521a on the upper surface 521 on the rear side of the opening 521a. The fixing portion 525 is disposed at the center of the upper cover 52 in the vehicle width direction. Further, a pair of fixing portions 526 is provided on the front side of the vehicle body relative to the fixing portion 525. Each of these fixing portions 526 is disposed slightly to the side in the vehicle width direction than the fixing portion 525. The fixing portion 525 and the fixing portion 526 are used when the upper cover 52 is fixed to the cover bracket 53. Note that the fixing portion 525 and the fixing portion 526 are disposed at positions that are covered with the sheet 3.

  Here, the structure of these fixing | fixed part 525 and the fixing | fixed part 526 is demonstrated, referring FIG. FIG. 4 is a perspective view of the upper cover 52 included in the rear frame cover 5 according to the present embodiment. In FIG. 4, the upper cover 521 of the upper cover 52 is shown from the back side.

  As shown in FIG. 4, a boss portion 525 a is provided at the center of the fixing portion 525 so as to protrude downward. The protruding height of the boss portion 525a is substantially equal to the thickness of a locking piece 842 of the rear combination lamp 8 described later. A fixing hole 525b is formed at the center of the boss portion 525a. In addition, a fixing hole 526 a is formed in the center of the fixing portion 526. The screws B2 and B3 are used to fix the upper cover 52 to the cover bracket 53, and are inserted from the fixing hole 525b and the fixing hole 526a, respectively (see FIG. 3).

  A protruding piece 527 is provided on the lower surface of the upper surface portion 521 and in the vicinity of the rear side end portion of the upper cover 52. The protruding piece 527 is provided so as to extend downward from the lower surface of the upper surface portion 521. The protruding piece 527 has a pair of side wall portions 527a that are arranged to face each other with a predetermined interval in the vehicle width direction, and a connecting portion 527b that connects the opposing surfaces of the side wall portions 527a and extends in the vertical direction. The protruding piece 527 is inserted into an insertion hole 513c formed in the holding portion 513 of the lower cover 51 when the upper cover 52 is positioned with respect to the lower cover 51 (see FIG. 3). The protruding piece 527 is engaged and held in the insertion hole 513c of the holding portion 513 by a clip C (not shown in FIG. 4, refer to FIG. 11B) attached to the connecting portion 527b.

  A plurality of engaging claws 528 are provided in the vicinity of the lower end portion of the side surface portion 522. These engaging claws 528 are provided so as to slightly protrude from the inner wall surface of the side surface portion 522 toward the center of the vehicle body. These engagement claws 528 are engaged with the engagement holes 516 of the lower cover 51 to maintain the assembled state of the lower cover 51 and the upper cover 52. And the lower end edge of the side part 522 overlaps the outer side of the upper end part of the lower cover 51, and plays the role which positions the upper cover 52 with respect to the lower cover 51 in the vehicle width direction. A plurality of ribs 529 are provided at predetermined positions of the side surface part 522. These ribs 529 are provided so as to extend substantially vertically from the inner wall surfaces of the side surface portion 522 and the upper surface portion 521 toward the center of the vehicle body. The lower ends of these ribs 529 are spaced from the inner wall surface of the side surface portion 522 to form a gap. The ribs 529 serve to position the upper cover 52 with respect to the lower cover 51 by the upper end portion of the lower cover 51 entering the gap.

  As shown in FIG. 3, the cover bracket 53 includes a main body portion 531 extending in the vehicle width direction, and a pair of arm portions 532 provided to extend from the side surface of the main body portion 531 to the front side of the vehicle body. The main body 531 plays a role of supporting the upper cover 52 and the rear combination lamp 8. The arm portion 532 serves to fix the cover bracket 53 itself to the vehicle body frame 2.

  Here, the configuration of the cover bracket 53 will be described with reference to FIG. FIG. 5 is an explanatory diagram of the cover bracket 53 included in the rear frame cover 5 according to the present embodiment. FIG. 5 shows a plan view and a side view of the cover bracket 53.

  As shown in FIG. 5, at the center of the main body portion 531, a bulging portion 531a that slightly bulges upward and a top surface (surface) of the bulging portion 531a are projected to the rear side of the vehicle body. And a tongue piece portion 531b. The tongue piece 531b extends slightly downward toward the vehicle body rear side. The body portion 531 has a pair of fixing holes 531c formed in the vicinity of the side ends thereof, and a fixing hole 531d formed in the center of the tongue piece portion 531b. A nut portion 531e is provided on the lower surface of the main body portion 531 and around the fixing hole 531c and the fixing hole 531d. The fixing hole 531 c and the fixing hole 531 d of the main body 531 are used when the upper cover 52 is fixed to the cover bracket 53.

  An end of the arm portion 532 on the vehicle body front side slightly extends outward in the vehicle width direction. A fixing piece 532 a is provided inside the vicinity of the front end portion of the arm portion 532. The fixing piece 532a is formed by bending the lower portion of the arm portion 532 inward, and has a generally planar shape. A fixing hole 532b and a fixing hole 532c are formed in the front end portion and the rear end portion of these fixing pieces 532a, respectively. These fixing holes 532 b and 532 c are used when the cover bracket 53 is fixed to the vehicle body frame 2.

  As shown in FIG. 3, the rear combination lamp 8 has a main body 81 in which a light emitter unit incorporating a light emitter such as an LED is accommodated. Similar to the opening 511a of the lower cover 51, the main body 81 has a generally triangular shape in front view. A rectangular parallelepiped case 811 in which the light emitter unit is accommodated and a connection portion 812 such as a harness for supplying power to the light emitter unit and the like are provided on the front surface of the main body 81.

  A pair of fixed pieces 82 are provided in the vicinity of the lower end of the main body 81. These fixed pieces 82 are provided so as to protrude in the vehicle width direction and forward from the vicinity of the lower end of the main body 81. These fixing pieces 82 are used when the rear combination lamp 8 is fixed to the lower cover 51. Each fixing piece 82 has a planar shape generally parallel to an insertion piece 83 described later, and a fixing hole 821 is formed at the center thereof. The screw B4 is used when the rear combination lamp 8 is fixed to the lower cover 51, and is inserted so as to pass through the fixing hole 821. Specifically, as shown in FIG. 12, the screw B4 is fastened and fixed to the cylindrical portion 518b of the fixing portion 518 disposed in the fixing hole 821, and the head and the ribs 518a of the plurality of fixing portions 518 are fixed. The fixed piece 82 is clamped between them.

  An insertion piece 83 is provided at the rear end of the main body 81. The insertion piece 83 has a generally planar shape, and is provided so as to extend slightly upward on the rear side of the vehicle body. More specifically, the insertion piece 83 extends substantially parallel to the boundary surface SS (see FIG. 1) between the lower cover 51 and the upper cover 52 in a state where the rear combination lamp 8 is assembled to the lower cover 51. .

  The insertion piece 83 is inserted into the holding portion 513 of the lower cover 51 in order to position the rear combination lamp 8 with respect to the lower cover 51. A cap 831 is attached to the tip of the insertion piece 83 in order to facilitate positioning by the holding portion 513. The cap 831 is made of an elastic body such as rubber, but is not limited to this. The insertion piece 83 to which the cap 831 is attached comes into contact with the inner wall surface of the holding portion 513 (more specifically, the upper surface, the side surface, and the rib 513d disposed on the left and right of the lower step portion 513b). Movement in the direction is restricted.

  Further, a locking portion 84 is provided on the upper surface of the main body portion 81. The locking portion 84 has a pair of side wall portions 841 arranged at a predetermined interval in the vehicle width direction, and a locking piece 842 provided so as to be installed on the upper end portions of the side wall portions 841. ing. These side wall portions 841 are provided so as to extend substantially vertically from the upper surface of the main body portion 81 formed in a planar shape. The locking piece 842 is provided to extend forward from the main body 81 in parallel with the upper surface of the main body 81 so as to connect the upper ends of the side walls 841. As will be described in detail later, a generally circular opening 842a is formed at the center of the locking piece 842, and a boss 525a of the fixing part 525 of the upper cover 52 disposed in the opening 842a is engaged. A restricting piece 842b that restricts movement in the direction along the surface of the stop piece 842 is provided (not shown in FIG. 3, see FIG. 8).

  Having such components, the rear frame cover 5 is fixed to the vehicle body frame 2 in a state where the rear combination lamp 8 is accommodated. Hereinafter, the rear frame cover 5 fixed to the vehicle body frame 2 will be described with reference to FIGS. 6 and 7. 6 and 7 are perspective views of a state in which the rear frame cover 5 according to the present embodiment is fixed to the vehicle body frame 2. In FIG. 7, for convenience of explanation, a part of the upper cover 52 of the rear frame cover 5 is omitted.

  As shown in FIG. 6, the rear frame cover 5 is fixed to the vehicle body frame 2 by the cover bracket 53 with the upper cover 52 disposed above the lower cover 51. In this case, the upper cover 52 is positioned by receiving the circular protrusion 22 of the vehicle body frame 2 by the circular opening 515 a of the positioning portion 515 provided in the lower cover 51, and is fixed by the fixing piece 532 a of the cover bracket 53. It is fixed to the base part 21 of the body frame 2. The fixing piece 532a of the cover bracket 53 is fixed to the base portion 21 of the vehicle body frame 2 by screws B5.

  Inside the rear frame cover 5, as shown in FIG. 7, the rear combination lamp 8 is disposed on the rear side of the cover bracket 53. The rear combination lamp 8 is positioned in a state where the insertion piece 83 is inserted into the holding portion 513 of the lower cover 51. Further, in the rear combination lamp 8, the locking piece 842 of the locking portion 84 is sandwiched between the fixing portion 525 of the upper cover 52 and the tongue piece portion 531b (not shown in FIG. 7, refer to FIG. 5) of the cover bracket 53. In this state, it is fixed to the cover bracket 53 with screws B2. In detail, as shown in FIG. 13, the screw B2 has a stepped structure, and when the screw B2 is fastened and fixed to the tongue piece 531b, a predetermined gap is provided between the head of the screw B2 and the tongue piece 531b. There is an interval. This interval is set substantially equal to the thickness of the fixed portion 525 (the thickness of the boss portion 525a portion). Further, the protruding height of the boss portion 525a is substantially equal to the thickness of the locking piece 842 of the rear combination lamp 8. That is, in the rear combination lamp 8, neither the locking portion 84 nor the fixing hole 821 is tightened and fixed so that the tightening axial force acts directly on the screws B2 and B4, including the insertion piece 83 portion. The attachment has a relatively high degree of freedom, and damage to the rear combination lamp 8 is suppressed.

  Further, the upper cover 52 is positioned in a state where the protruding piece 527 provided on the lower surface thereof is inserted into the insertion hole 513 c formed in the holding portion 513 of the lower cover 51. Further, the upper cover 52 is fixed to the lower cover 51 by screws B1 in a state where the fixing portion 517 of the lower cover 51 is accommodated by the fixing portion 524.

  Next, a procedure for assembling the rear frame cover 5 according to the present embodiment to the vehicle body frame 2 together with the rear combination lamp 8 will be described with reference to FIGS. 8 and 9 are explanatory diagrams of the assembly procedure of the rear frame cover 5 according to the present embodiment. FIG. 8 is a perspective view for explaining a procedure for assembling the rear combination lamp 8 to the lower cover 51. FIG. 9 is a perspective view for explaining a procedure for assembling the lower cover 51 with the rear combination lamp 8 assembled to the cover bracket 53 via the upper cover 52.

  FIG. 10 is an enlarged view of the periphery of the holding portion 513 when the rear frame cover 5 is assembled to the vehicle body frame 2. In FIG. 10, only the holding portion 513 of the lower cover 51 and the protruding piece 527 of the upper cover 52 are shown for convenience of explanation. 11A and 11B are cross-sectional views taken along one-dot chain line A and one-dot chain line B shown in FIG. 10, respectively. FIG. 12 is an enlarged cross-sectional view around the fixing portion 518 of the rear frame cover 5 according to the present embodiment. FIG. 13 is an enlarged cross-sectional view around the fixed portion 525 of the upper cover 52 according to the present embodiment.

  When the rear frame cover 5 is assembled to the vehicle body frame 2, first, an operator attaches the rear combination lamp 8 to the lower cover 51 as shown in FIG. 8. The rear combination lamp 8 is attached to the lower cover 51 so that the insertion piece 83 is inserted into the holding portion 513 (more specifically, the lower step portion 513b). Thus, by attaching the rear combination lamp 8 so that the insertion piece 83 is inserted into the holding portion 513, a part of the rear combination lamp 8 is exposed from the opening 511a.

  The insertion piece 83 is inserted into the holding portion 513 (more specifically, the lower step portion 513b) along the boundary surface SS (see FIG. 1) between the lower cover 51 and the upper cover 52. By adopting such an insertion form, it is possible to easily form a shape for positioning the insertion piece 83 in the holding portion 513. When the insertion direction of the insertion piece 83 with respect to the holding portion 513 is configured regardless of the boundary surface SS, the extending direction of the insertion piece 83 from the rear combination lamp 8 and the opening direction of the internal space of the holding portion 513 are determined. Must be set specially. On the other hand, when the insertion direction of the insertion piece 83 with respect to the holding portion 513 is matched with the extending direction of the boundary surface SS, the insertion piece 83 in the holding portion 513 is based on the position (angle) of the boundary surface SS. The shape for positioning can be set.

  A cap 831 is attached to the tip of the insertion piece 83 inserted into the holding portion 513. As shown in FIGS. 10 and 11A, the insertion piece 83 to which the cap 831 is attached is vertically and horizontally (vehicle width direction) by the inner wall surface of the holding portion 513 (lower step portion 513b) and the rib 513d of the bottom portion 511. ) Positioning is performed. Furthermore, by inserting the cap 831 to the rearmost position in the holding portion 513, the front end portion (rear end portion) of the cap 831 contacts the inner wall surface of the holding portion 513 (lower step portion 513b), and positioning in the front-rear direction is performed.

  When the rear combination lamp 8 is positioned using the insertion piece 83 in this way, the fixing hole 821 of the fixing piece 82 is disposed at a position corresponding to the fixing hole 518 c of the fixing portion 518 provided in the lower cover 51. The screw B4 is inserted into the fixing hole 518c of the fixing portion 518 through the fixing hole 821 of the fixing piece 82 arranged in this manner and tightened. Accordingly, the rear combination lamp 8 is attached to a predetermined position of the lower cover 51 in a state where a part of the rear combination lamp 8 is exposed from the opening 511a.

  In this case, the cylindrical portion 518b having the fixing hole 518c to which the fixing piece 82 is fixed is connected to the inner wall surface of the side surface portion 512 via a plurality of ribs 518a as shown in FIG. That is, the fixing portion 518 is provided separately from the bottom surface portion 511 of the lower cover 51. When a part of the fixing portion 518 is continuously provided on the bottom surface portion 511, a situation in which a dent or a depression due to molding shrinkage occurs on the design surface of the lower cover 51 which is the back surface of the bottom surface portion 511 in the process of forming the lower cover 51. Can occur. By providing the fixing portion 518 separately from the bottom surface portion 511 that is a position visible from the rear of the vehicle as in the present embodiment, it is possible to suppress such appearance defects on the design surface of the lower cover 51. .

  As described above, in the frame cover structure according to the present embodiment, the insertion piece 83 is inserted into the holding portion 513 provided in the rear frame cover 5 (more specifically, the lower cover 51), thereby the rear combination lamp. 8 is positioned. Thereby, the rear combination lamp 8 can be positioned within the rear frame cover 5 without using a fixing member such as a screw that may affect the appearance. Further, since the insertion piece 83 extending from the rear combination lamp 8 to the rear side of the vehicle body is held by the holding portion 513 provided on the rear side of the opening portion 511a exposing the rear combination lamp 8, the opening portion 511a that tends to become a dead space. It is possible to effectively utilize the rear side space. As a result, the rear combination lamp 8 can be appropriately positioned in a limited space without affecting the appearance.

  In particular, the opening 511 a that exposes the rear combination lamp 8 and the holding portion 513 for positioning the rear combination lamp 8 are both formed in the lower cover 51. Thus, since both the opening part 511a and the holding | maintenance part 513 are formed in the lower cover 51 which is the same member, mutual positional accuracy can be improved compared with the case where these are formed in a different member. As a result, the rear combination lamp 8 can be accurately positioned with respect to the rear frame cover 5.

  Next, the upper cover 52 is attached to the lower cover 51 to which the rear combination lamp 8 is thus fixed. As shown in FIG. 9, the upper cover 52 is attached so as to cover the lower cover 51 to which the rear combination lamp 8 is fixed from above. As shown in FIGS. 10 and 11B, the upper cover 52 has a protruding piece 527 provided on the lower surface thereof, which is the upper surface of the holding portion 513 (more specifically, the upper surface of the upper step portion 513a. It is attached to the lower cover 51 so as to be inserted into an insertion hole 513c formed on the rear side of the vehicle from the position where 83 is inserted and arranged. For example, a clip C formed of a resin material is attached to the protruding piece 527 inserted into the insertion hole 513c. As shown in FIGS. 10 and 11B, the protruding piece 527 to which the clip C is attached is positioned in the vertical direction and the front-rear direction by a part of the holding portion 513 (upper step portion 513a) that defines the insertion hole 513c. Since the lower cover 51 and the upper cover 52 are positioned at a sharp rear end projecting toward the rear side of the vehicle body, the assembling accuracy can be improved, and the appearance and merchantability of the vehicle are improved.

  Simultaneously with the insertion of the protruding piece 527, the upper cover 52 is arranged such that the engaging claw 528 provided on the side surface portion 522 engages with the engaging hole 516 formed in the side surface portion 512 of the lower cover 51. 51 is attached. Thus, the positioning of the upper cover 52 with respect to the lower cover 51 in the left-right direction (vehicle width direction) is performed.

  When the upper cover 52 is positioned using the protruding pieces 527 and the engaging claws 528 as described above, the boss portion 525a provided on the fixing portion 525 of the upper cover 52 is formed on the locking portion 84 of the rear combination lamp 8. It arrange | positions in the opening part 842a. The boss 525a disposed in the opening 842a is restricted from moving forward of the vehicle body by the restriction piece 842b. For this reason, the positional accuracy of the boss | hub part 525a can be improved, and the efficiency of the attachment operation | work of the upper cover 52 with respect to the cover bracket 53 mentioned later can be improved.

  Further, when the upper cover 52 is positioned using the protruding pieces 527 and the engaging claws 528 as described above, the fixing portion 517 of the lower cover 51 is accommodated in the space inside the fixing portion 524. In this case, the fixing surface 524b of the fixing portion 524 and the fixing surface 517b of the fixing portion 517 are arranged so as to overlap each other, and the fixing hole 524a is arranged at a position corresponding to the fixing hole 517a. The screw B1 is inserted into the fixing hole 517a through the fixing hole 524a arranged in this manner and tightened (see FIG. 3). As a result, the upper cover 52 is attached to a predetermined position of the lower cover 51.

  In this case, the fixing surface 524b of the fixing portion 524 and the fixing surface 517b of the fixing portion 517 are located behind the fixing piece 82 of the rear combination lamp 8 and on the side of the rear combination lamp 8, and slightly on the vehicle body. It is arranged toward the inside. For this reason, when the fixing portion 524 and the fixing portion 517 are fixed, the screw B1 can be inserted and tightened from the inside of the vehicle body. Thereby, the work of the screw B1 can be performed while avoiding interference with other components in the rear frame cover 5, and the work efficiency can be improved.

  As described above, in the frame cover structure according to the present embodiment, the protruding piece 527 that protrudes downward is provided on a part of the upper cover 52, while the protruding piece 527 is inserted into the holding portion 513 of the lower cover 51. Is forming. The upper cover 52 is positioned with respect to the lower cover 51 by inserting the protruding pieces 527 into the insertion holes 513c. For this reason, both the rear combination lamp 8 and the upper cover 52 can be positioned via the holding portion 513 provided in the lower cover 51. Accordingly, the upper cover 52 and the rear combination lamp 8 can be arranged with high positional accuracy with the lower cover 51 as a reference, and the aesthetic appearance of the rear frame cover 5 can be improved.

  Next, the cover bracket 53 is attached to the upper cover 52 integrated with the lower cover 51 in this way. As shown in FIG. 13, the cover bracket 53 is arranged so that the tongue piece portion 531 b overlaps below the locking piece 842 of the rear combination lamp 8. At this time, the tongue piece portion 531b is arranged to face the boss portion 525a of the upper cover 52 inserted into the opening 842a. Further, the fixing hole 531d of the tongue piece 531b is disposed at a position corresponding to the fixing hole 525b formed in the boss 525a. The screw B2 is inserted into the fixing hole 531d through the fixing hole 525b arranged in this manner and tightened.

  When the tongue piece portion 531b is thus positioned by the screw B2, the fixing hole 526a formed in the fixing portion 526 of the upper cover 52 is disposed at a position corresponding to the fixing hole 531c formed in the main body portion 531 of the cover bracket 53. Is done. The screw B3 is inserted into the fixing hole 531c through the fixing hole 526a arranged in this manner and tightened (see FIG. 3). Thereby, the cover bracket 53 is attached to the upper cover 52.

  Finally, the cover bracket 53 to which the upper cover 52 and the lower cover 53 are attached in this way is attached to the vehicle body frame 2. The positioning of the bracket 53 and the like with respect to the vehicle body frame 2 is performed by the positioning portion 515 of the lower cover 53. When the positioning portion 515 is positioned as described above, the fixing piece 532 a provided on the arm portion 532 of the cover bracket 53 is disposed at a predetermined position of the base portion 21 of the vehicle body frame 2. Screws B5 are inserted into the fixing holes 532b and 532c of the fixing piece 532a arranged in this way, and tightened to the fixing holes of the base portion 21 (see FIG. 6). Thereby, the cover bracket 53 is attached to a predetermined position of the vehicle body frame 2. As a result, the rear frame cover 5 is attached to the vehicle body frame 2.

  In the present embodiment, the cover bracket 53 supports the upper cover 52 by the tongue piece portion 531 b and the main body portion 531, and is fixed to the vehicle body frame 2 by a fixing piece 532 a provided on the arm portion 532. For this reason, since the upper cover 52 is directly supported by the cover bracket 53 that is fixed to the vehicle body frame 2, the rear frame cover 5 is fixed in a state that is resistant to the load applied to the upper cover 52. Can do.

  On the other hand, the lower cover 51 is attached to the upper cover 52 and is not directly supported by the cover bracket 53. In other words, the lower cover 51 is supported by the cover bracket 53 via the upper cover 52. Since the lower cover 51 is supported by the cover bracket 53 via the upper cover 52 in this way, it is possible to avoid a situation in which the load concentrates on only one of the upper cover 53 or the lower cover 51, and to prevent the positional relationship between the two from shifting. can do.

  In the above-described embodiment, the size, shape, and the like of each component illustrated in the accompanying drawings are not limited to this, and can be changed as appropriate within the scope of the effects of the present invention. In addition, the present invention can be appropriately modified and implemented without departing from the scope of the object.

  For example, in the above embodiment, the case where the rear frame cover 5 is configured by combining the lower cover 51 and the upper cover 52 has been described. However, the configuration of the rear frame cover 5 is not limited to such a form and can be appropriately changed. For example, the structure which integrated the lower cover 51 and the upper cover 52 in the said embodiment may be sufficient.

  Further, in the above-described embodiment, the boundary surface SS between the lower cover 51 and the upper cover 52 is disposed slightly inclined upward toward the vehicle body rear side, and the boundary surface SS is located on the vehicle body rear side with respect to the rear combination lamp 8. Is described. However, the configuration of the boundary surface SS between the lower cover 51 and the upper cover 52 is not limited to this and can be appropriately changed. For example, the configuration may be such that the boundary surface SS between the lower cover 51 and the upper cover 52 is slightly inclined downward toward the vehicle body rear side.

  Furthermore, in the above-described embodiment, a case where the opening 511a that exposes the rear combination lamp 8 is formed in a part of the lower cover 51 is shown. However, the arrangement of the opening that exposes the rear combination lamp 8 is not limited to this and can be changed as appropriate. For example, when the boundary surface SS between the lower cover 51 and the upper cover 52 is inclined slightly downward toward the vehicle body rear side as described above, the opening is formed in a part of the upper cover 52. You may make it do.

  The present invention has an effect that the rear combination lamp can be appropriately positioned in a limited space without affecting the appearance, and in particular, a vehicle such as a motorcycle having a rear frame cover with improved design. Useful for.

DESCRIPTION OF SYMBOLS 1 Motorcycle 2 Body frame 21 Base part 3 Seat 4, 41-43 Side frame cover 5 Rear frame cover 51 Lower cover 511 Bottom face part 511a Opening part 512 Side part 513 Holding part 513a Upper stage part 513b Lower stage part 513c Insertion hole 516 Engagement hole 52 Upper cover 521 Upper surface part 522 Side surface part 523 Arm part 527 Projection piece 528 Engagement claw 53 Cover bracket 531 Main body part 531a Expansion part 531b Tongue piece part 532 Arm part 532a Fixing piece 8 Rear combination lamp 81 Main part 82 Fixing piece 83 Insertion piece 831 Cap 84 Locking portion 842 Locking piece B1-B5 Screw C Clip

Claims (5)

A frame cover structure provided with a frame cover that is disposed around the rear combination lamp and covers the rear of the vehicle body,
The frame cover includes an opening that exposes a part of the rear combination lamp, and a holding portion that is provided on the rear side of the vehicle body with respect to the opening and that holds an insertion piece extending from the rear combination lamp to the rear side of the vehicle body. With
A frame cover structure, wherein the insertion piece is inserted into the holding portion to position the rear combination lamp.   The frame cover structure according to claim 1, wherein the frame cover is configured by combining a lower cover and an upper cover, and the opening and the holding portion are formed in the lower cover.   The frame cover structure according to claim 2, wherein the insertion piece is inserted into the holding portion along a direction parallel to a virtual plane arranged at a boundary between the lower cover and the upper cover. . While providing a protruding piece protruding downward in a part of the upper cover, forming an insertion hole into which the protruding piece is inserted in the holding portion,
The frame cover structure according to claim 2 or 3, wherein the protruding piece is inserted into the insertion hole to position the upper cover with respect to the lower cover. A bracket that supports the upper cover and is fixed to the vehicle body frame,
The frame cover structure according to any one of claims 2 to 4, wherein the lower cover is supported by the bracket via the upper cover.

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