JP5551059B2 - Saddle riding - Google Patents

Description

  The present invention relates to an improvement in a saddle-ride type vehicle including a fuel tank.

  A saddle-ride type vehicle having a fuel tank covered with a tank cover is known (see, for example, Patent Document 1 (FIGS. 5 and 12)).

  As shown in FIG. 5 of Patent Document 1, the front portion of the fuel tank (30) (the numbers in parentheses indicate the symbols described in Patent Document 1. The same applies hereinafter) is the main tube constituting the vehicle body frame. The rear part of the fuel tank (30) is attached to the seat rail (24) constituting the body frame.

As shown in FIG. 12 of this document, a flange (30e) is provided on the outer periphery of the fuel tank (30), and a protruding piece (30f) protruding backward is provided at the rear end of the flange (30e). .
A protruding piece (41L) protruding rearward is provided at the rear end of the center cover (41) as a component of the tank cover (40).
The protruding piece (41L) is fixed to the protruding piece (30f) by a fastener.

In this case, a screw or a bolt is generally used as the fastener. Then, at the time of fastening, the operation | work which rotates a screw or a bolt is needed, and an attachment man-hour increases.
While cost reduction of a vehicle is calculated | required, the further reduction of the man-hour of a tank cover is calculated | required.

JP 2009-161016 A

  An object of the present invention is to provide a saddle-ride type vehicle that can reduce the number of man-hours for attaching a tank cover.

The invention according to claim 1 is provided with a tank mounting portion for attaching the rear end of the fuel tank to the vehicle body frame, the insertion portion is extended upward from the tank mounting portion, and the rear end of the fuel tank is attached to the insertion portion. It concluded, and to stop the rear end of the rear end and the tank cover of a fuel tank in the tank mounting portion by Komu differentially the engaging hole provided in the rear end of the tank cover covering the fuel tank into the insertion portion This is a saddle-ride type vehicle , and the rear part of the tank cover is pressed from above with the front part of the seat arranged behind the fuel tank, and the pressing direction and the axial direction of the insertion part are set substantially the same. It is characterized by.

  The invention according to claim 2 is characterized in that the axial direction of the plug-in portion is directed obliquely rearward and upward in a side view of the vehicle.

  In the invention which concerns on Claim 3, the holding | suppressing part which hold | suppresses a tank cover with a sheet | seat is provided in the vehicle forward position rather than the insertion part, It is characterized by the above-mentioned.

  The invention according to claim 4 is characterized in that the pressing portion partially overlaps the insertion portion in a plan view of the vehicle.

  The invention according to claim 5 is characterized in that the tank mounting portion has a fastening member that is detachably fastened to the fuel tank, and the distal end portion of the fastening member is an insertion portion.

  The invention according to claim 6 is characterized in that the tank cover is provided with a bulging portion that bulges toward the tank mounting portion, and an engagement hole is formed in the bulging portion.

In the invention according to claim 1, and an engagement hole provided at the rear end of the tank click cover to stop the rear end of the deterministic ink cover inserted in the insertion portion. At this time, the rear end of the tank cover is pressed by the sheet, and the axial direction of the insertion portion and the pressing direction of the tank cover are set to be substantially the same.

  Since the insertion portion is pressed by the front portion of the seat in which the axial direction and the pressing direction of the insertion portion are substantially the same direction, the tank cover can be fixed to the tank mounting portion without being fastened. Accordingly, it is possible to improve the mounting workability of the tank cover.

  In the invention which concerns on Claim 2, the axial direction of the insertion part has faced diagonally back upward. Since the tank cover is inserted into the insertion portion from the upper rear side of the vehicle, the tank cover can be easily fixed to the tank mounting portion. Therefore, the tank cover can be attached more easily.

  In the invention according to claim 3, the sheet is provided with a pressing portion for pressing the tank cover, and the tank cover is pressed by the pressing portion. Since the tank cover is inserted into the insertion portion and pressed by the pressing portion, the tank cover can be more securely fixed to the tank mounting portion.

  In the invention which concerns on Claim 4, a part of the pressing part has overlapped with the insertion part by planar view of the vehicle. In the vehicle longitudinal direction, the distance between the pressing portion that holds the fuel tank and the insertion portion can be shortened, so that the tank cover can be more firmly fixed.

  In the invention which concerns on Claim 5, a tank attaching part has a fastening member fastened so that a fuel tank can be removed. Since the end portion of the fastening member is an insertion portion into which the engagement hole formed in the tank cover is inserted, a component for separately stopping the tank cover is unnecessary, and an increase in the number of components can be suppressed.

  In the invention which concerns on Claim 6, since the bulging part is provided in the tank cover and the engaging hole is formed in this bulging part, the distance of an engaging hole and a tank attaching part can be shortened further. . If the distance between the engagement hole and the tank mounting portion is shortened, the length of the fastening member can be shortened.

1 is a left side view of a motorcycle according to the present invention. Fig. 2 is a side view of a main part of the motorcycle. FIG. 3 is a view taken in the direction of arrow 3 in FIG. 2. FIG. 4 is a cross-sectional view taken along line 4-4 of FIG. FIG. 5 is an enlarged view of part 5 of FIG. 4. FIG. 6 is an enlarged view of 6 parts in FIG. 4. It is a modification figure of FIG.

  Hereinafter, embodiments of the present invention will be described in detail. In the drawings and examples, “up”, “down”, “front”, “rear”, “left”, and “right” respectively indicate directions viewed from the driver who rides the motorcycle. The drawings are viewed in the direction of the reference numerals.

Embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, a motorcycle 10 as a saddle-ride type vehicle includes a vehicle body frame 11 having a head pipe 12 at a front end portion, and a front wheel operation having a front wheel 13 provided so as to be steerable to the head pipe 12. The main elements are a direction device 14, an engine 15 suspended from the vehicle body frame 11, and a rear wheel suspension device 18 extending rearward from the vehicle body frame 11 and having a rear wheel 17. The driving force of the engine 15 is transmitted to the rear wheel 17 via the chain 19.

  The vehicle body frame 11 includes a head pipe 12, a main frame 21 extending from the head pipe 12 toward the rear of the vehicle, a seat rail 22 extending substantially horizontally from the rear end of the main frame 21 toward the rear of the vehicle, A down frame 23 extending downward from the front portion, a pivot frame 24 extending so as to hang downward from the rear end of the main frame 21, and a subframe 25 passed between the seat rail 22 and the pivot frame 24, Is the main element.

  The front wheel steering device 14 supported by the head pipe 12 so as to be steerable includes a front wheel 13, a front fork 31 for suspending the front wheel 13, a bottom bridge 32 provided at an upper end of the front fork 31, and the bottom bridge. The steering shaft 33 extends upward from 32 and is rotatably attached to the head pipe 12, and the handle 34 is attached to the upper end of the steering shaft 33 and inputs a steering force. A front fender 36 is attached to the bottom bridge 32 to prevent mud splashing of the front wheel 13.

  An extension member 35 extends upward from the bottom bridge 32. The extension member 35 reaches the vicinity of the handle 34. A headlight 37, front blinkers 38 </ b> L and 38 </ b> R (only the front side sign 38 </ b> L is shown) and a meter 40 are attached to the extension member 35. A handle 34 is disposed behind the upper end of the extension member 35.

  The rear wheel suspension device 18 includes a swing arm 41 that extends rearward from the vehicle body frame 11 and supports the rear wheel 17 in a swingable manner, and a cushion unit 42 that is passed between the swing arm 41 and the vehicle body frame 11. .

  An engine 15 is disposed below the main frame 31. The engine 15 includes a crankcase 45 and a cylinder 46 extending obliquely upward from the crankcase 45 in the vehicle. A throttle valve 37 is connected to the rear wall 46 b of the cylinder 46, and an air cleaner unit 48 is connected to the rear of the throttle valve 37. An exhaust pipe 41 is connected to the front wall 46 a of the cylinder 46, and the exhaust pipe 41 is extended in the direction rearward of the vehicle. A silencer 42 is connected to the rear end of the exhaust pipe 41.

  A connecting tube 55 is extended from the air cleaner unit 48 to the front of the vehicle, a throttle valve 47 is connected to the front end of the connecting tube 55, an intake pipe 56 is extended from the throttle valve 47, and the intake pipe 56 is connected to the cylinder. It is connected to the rear wall 46b.

  A fuel tank 61 is disposed behind the handle 34 in the vehicle, the fuel tank 61 is covered with a tank cover 62, and a seat 63 on which an occupant sits is disposed so as to continue to the rear of the fuel tank 61 in the vehicle. The seat 63 is attached to the seat rail 22. A rear cowl 64 that covers the rear of the vehicle is attached to the seat rail 22, and a taillight 66 is attached to the rear cowl 64. A rear fender 65 that prevents mud splashed by the rear wheel 17 is attached to the seat rail 22, and left and right rear blinkers 39 </ b> L and 39 </ b> R (only the reference numeral 39 </ b> L on the front side of the figure is shown) is attached to the rear fender 65.

Next, the configuration of the fuel tank and its peripheral part will be described.
As shown in FIG. 2, a bulging member 71 is bulged upward from the front portion of the main frame 21, and a front end 61 a of the fuel tank is supported by the bulging member 71. A rear end 61 b of the fuel tank is supported at the rear portion of the main frame 21.

  Specifically, the vehicle body frame 11 is provided with a first tank attachment portion 73 for attaching the front end 61a of the fuel tank, and the first insertion portion 75 protruding upward is provided on the first tank attachment portion 73. Similarly, the body frame 11 is provided with a second tank mounting portion 74 for attaching the rear end 61b of the fuel tank, and the second tank mounting portion 74 is provided with a second insertion portion 76 that protrudes upward.

  The first tank attachment portion 73 is attached to the upper surface 71 a of the bulging member 71 extending from the main frame 21, and the second tank attachment portion 74 includes a tank attachment bracket 77. The tank mounting bracket 77 is attached to the rear portion of the main frame 21. Note that a sheet 63 is disposed above the second insertion portion 76 so as to hold the tank cover 62.

As shown in FIG. 3, a handle 34 is arranged in front of the fuel tank 61 in the vehicle, and a meter 40 is arranged in front of the handle 34 in the vehicle.
The first tank attaching portion 73 to which the fuel tank 61 is attached is provided at one place in the center in the vehicle width direction, and the second tank attaching portions 74 are provided on the left and right in the vehicle width direction.

As shown in FIG. 4, the main frame 21 includes a gusset member 83 having a front end connected to the head pipe 12 and a plate-like member abutted from the left and right in the vehicle width direction, and a rear end of the vehicle from the rear end of the gusset member 83. And a center frame 84 having a square cross section.
A bulging member 71 extends upward from the upper surface 83a of the gusset member, and a first tank mounting portion 73 is provided on the upper surface 71a of the bulging member.

The first tank mounting portion 73 is provided with a first insertion portion 75 as a male screw member projecting upward, and the front end 61a of the fuel tank and the front end 62a of the tank cover are inserted into the first insertion portion 75. The first nut 85 is fastened together. Since the front end 61a of the fuel tank and the front end 62a of the tank cover are fastened together by the first nut 85, the number of mounting steps can be reduced as compared with the case where the front end 61a of the fuel tank and the front end 62a of the tank cover are fastened separately. This increases the productivity of assembly.
A second tank mounting portion 74 is provided on the rear upper surface of the center frame 84, and a second insertion portion 76 as a male screw member protruding upward is provided on the second tank mounting portion 74.

  A cylindrical member 91 constituting a fuel filler port is extended upward from the upper surface of the fuel tank 61, and a lid member 92 is detachably attached to the cylindrical member 91. Since the upper end 91a of the cylindrical member is extended to substantially the same height as the upper surface 62c of the tank cover, even when the fuel tank 61 is covered with the tank cover 62, the cylindrical member 91 is placed upward. By extending only a fixed amount, this cylindrical member 91 can be covered with the tank cover 62, and a good appearance around the fuel filler opening is ensured.

  A plurality of ribs 94 extend in the vehicle width direction on the rear surface 62d of the tank cover at a position facing the upper surface 61c of the fuel tank. A predetermined rigidity is easily ensured by the plurality of ribs 94.

  In addition, the front end 62 a of the tank cover is attached to the gusset member 83 via the first elastic member 101, and the rear end 62 b of the tank cover is connected to the center frame 84 via the second elastic member 102 and the third elastic member 103. Therefore, the vibration of the tank cover 62 can be suppressed in combination with the increased rigidity by the rib 94.

Next, the structure of the first tank mounting part and its peripheral part will be described.
As shown in FIG. 5, the first tank mounting portion 73 includes a first bolt 87 as a first fastening member that fastens the fuel tank 61 so as to be removable.

  A first bolt 87 is inserted from below into a bulging hole 105 opened in the upper surface 71a of the bulging member 71 so that the threaded portion projects upward from below, and the first elastic member 101 and the first bolt are inserted into the first bolt 87. The front end 61a of the fuel tank is inserted through the collar member 107 with the flange, and the first engagement hole 111 opened in the front end 62a of the tank cover is inserted into the first bolt 87 on the upper surface 108a of the collar 108 of the first collar member. A first nut 85 (a flanged cap nut 85) is fastened from above the first bolt 87. Reference numeral 113 denotes a color.

Next, the structure of the second tank mounting part and its peripheral part will be described.
As shown in FIG. 6, the second tank mounting portion 74 has a second bolt 88 as a fastening member that detachably fastens the fuel tank 61.

  A second bolt 88 is inserted into the bracket hole 115 opened in the tank mounting bracket 77 provided at the rear portion of the main frame 21 so that the screw portion protrudes upward from below, and the second elastic member 102 and the second bolt 88 are inserted into the second bolt 88. The rear end 61b of the fuel tank is inserted through the collar member 117 with the second collar, and the second nut 86 is fastened from above the second bolt 88 to the position of the upper surface 118a of the collar 118 of the second collar member.

  A tip end portion 88 a of the second bolt 88 as a fastening member protrudes upward from the upper surface 86 a of the second nut 86, and this protruding portion is used as a second insertion portion 76. A second engagement hole 112 opened at the rear end 62b of the tank cover is inserted into the second insertion portion 76. The third elastic member 103 is inserted into the second engagement hole 112. That is, the second engagement hole 112 is inserted into the second insertion portion 76 via the third elastic member 103.

The second engagement hole 112 is formed in a bulging portion 123 that is provided in the tank cover 62 and bulges downward toward the second tank mounting portion 74.
Referring also to FIG. 3, two such second insertion portions 76 (76L, 76R) are provided on the left and right sides in the vehicle width direction, and the second insertion portions 76L, 76R that can be inserted into the second insertion portions 76L, 76R are provided. Two engagement holes 112 are also provided on the left and right sides in the vehicle width direction.

The rear portion of the tank cover 62 is pressed from above by the front portion of the seat 63 disposed behind the fuel tank 61, and the pressing direction and the axial direction J of the second insertion portion are set to be substantially the same. .
Further, the axial direction J of the second insertion part is directed obliquely rearward and upward in a vehicle side view.
Further, the holding portion 121 that holds the tank cover 62 with the seat 63 is provided at a position ahead of the vehicle with respect to the second insertion portion 76. The pressing portion 121 partially overlaps the second insertion portion 76 in a vehicle plan view.

The operation of the saddle-ride type vehicle described above will be described next.
The second engagement hole 112 provided at the rear end 62b of the tank cover was inserted into the second insertion portion 76 so as to stop the rear end 62b of the tank cover. At this time, the rear end 62b of the tank cover is pressed by the sheet 63, and the axial direction J of the second insertion portion and the pressing direction of the tank cover 62 are set to be substantially the same.

  Since the second insertion portion 76 is pressed by the front portion of the sheet 63 in which the axial direction J of the second insertion portion is substantially the same as the pressing direction of the tank cover 62, the second tank is not fastened. It can be fixed to the mounting portion 74. Accordingly, the tank cover 62 can be easily attached.

  The axial direction J of the second insertion portion is directed obliquely upward and rearward of the vehicle. Since the tank cover 62 is inserted into the second insertion portion 76 from the upper rear side of the opened vehicle, the tank cover 62 can be easily fixed to the second tank mounting portion 74. Therefore, the tank cover 62 can be attached more easily.

In addition, a pressing portion 121 for pressing the tank cover 62 is provided on the sheet 63. The tank cover 62 is pressed by the pressing portion 121.
Since the two holding parts 121 (121L, 121R) are provided on the left and right in the vehicle width direction and above the left and right second insertion parts 76 (76L, 76R), one is provided at the center in the vehicle width direction. Compared to the case, the tank cover 62 can be securely pressed. That is, since the tank cover 62 is pressed by the left and right pressing portions 121 (121L, 121R) in addition to the left and right second insertion portions 76 (76L, 76R), the tank cover 62 is further moved to the second tank mounting portion 74. It can be fixed securely.

  The pressing portion 121 (121L, 121R) partially overlaps the second insertion portion 76 (76L, 76R) in the vehicle plan view. In the longitudinal direction of the vehicle, since the distance between the holding portion 121 that holds the fuel tank 61 and the second insertion portion 76 can be shortened, the tank cover 62 can be more firmly fixed to the vehicle body frame 11.

  The 2nd tank attaching part 74 has the 2nd volt | bolt 88 as a fastening member which fastens the fuel tank 61 so that removal is possible. Since the end portion 88a (tip portion 88a) of the second bolt 88 is the second insertion portion 76 into which the second engagement hole 112 opened in the fuel tank cover 62 is inserted, an increase in the number of parts can be suppressed. .

  Since the bulging portion 123 is provided in the tank cover 62 and the second engaging hole 112 is formed in the bulging portion 123, the distance between the second engaging hole 112 and the second tank mounting portion 74 is further shortened. can do. If the distance between the second engagement hole 112 and the second tank mounting portion 74 is shortened, the length of the second bolt 88 as the fastening member can be shortened.

Next, a modified example of the insertion part will be described.
As shown in FIG. 7, the adapter shaft 126 is attached to the tip of the second bolt 88B provided at the tip of the second tank mounting portion 74B, and the adapter shaft 126 is opened in the tank cover 62. It was set as the 2nd insertion part 76B in which the hole 112B was inserted. In addition, there is no significant difference from the structure and arrangement of FIG.

  In the above configuration, since the thread is not formed on the second insertion part 76B, the tank cover 62 can be attached and detached smoothly and maintainability compared to the case where the thread is formed on the second insertion part 76B. Will increase.

Although the present invention is applied to a motorcycle in the embodiment, it can also be applied to a tricycle and can be applied to a general saddle type vehicle.
According to a first aspect of the present invention, the axial direction of the insertion portion may be a direction other than an obliquely rearward and upward direction in a vehicle side view. That is, the axial direction of the insertion portion may be directed upward or obliquely forward.
According to the second aspect of the present invention, the pressing portion provided on the seat side may be provided above the insertion portion or at a position behind the vehicle relative to the insertion portion.

According to the third aspect of the present invention, the pressing portion may be provided at a position that does not overlap with the insertion portion in a plan view of the vehicle.
According to a fourth aspect of the present invention, an adapter shaft is attached to the distal end portion of the fastening member provided at the distal end of the tank mounting portion, and the adapter shaft may be an insertion portion into which an engagement hole opened in the tank cover is inserted. .

  The present invention is suitable for motorcycles.

  DESCRIPTION OF SYMBOLS 10 ... saddle-ride type vehicle (motorcycle), 11 ... body frame, 61 ... fuel tank, 61b ... rear end of fuel tank, 62 ... tank cover, 62b ... rear end of tank cover, 63 ... seat, 71 ... bulge 74, tank mounting portion (second tank mounting portion), 76, insertion portion (second insertion portion), 88, fastening member (second bolt), 88a, tip end portion of the fastening member (of the second bolt) (Tip portion), 112 ... engagement hole (second engagement hole), 121 ... pressing portion, 123 ... bulging portion.

Claims (6)

Tank mounting portion for mounting a rear end (61b) of the fuel tank (74) is provided on the body frame (11), insert portion (76) is extended from the tank attachment portion (74) upwardly, said plug The rear end (61b) of the fuel tank is fastened to the portion (76), and the engagement hole provided in the rear end (62b) of the tank cover that covers the fuel tank (61) in the insertion portion (76) (112) the difference to a saddle-type vehicle write the,
The rear portion of the tank cover (62) is pressed from above by the front portion of the seat (63) disposed behind the fuel tank (61), and the pressing direction and the axial direction of the insertion portion (76). And a saddle-ride type vehicle characterized by being set substantially the same.    The saddle-ride type vehicle according to claim 1, wherein the axial direction of the insertion portion (76) is directed obliquely rearward and upward in a side view of the vehicle.    The eaves according to claim 1 or 2, wherein the holding portion (121) for holding the tank cover with the seat (63) is provided at a position ahead of the vehicle with respect to the insertion portion (76). Ride type vehicle.    The saddle riding type vehicle according to claim 3, wherein the pressing portion (121) partially overlaps the insertion portion (76) in a plan view of the vehicle.    The tank mounting part (74) has a fastening member (88) for removably fastening the fuel tank (61), and the front end part (88a) of the fastening member is the insertion part (76). The saddle riding type vehicle according to any one of claims 1 to 4.    The tank cover (62) is provided with a bulging portion (123) that bulges toward the tank mounting portion (74), and the engagement hole (112) is formed in the bulging portion (123). The saddle riding type vehicle according to claim 5, wherein the saddle riding type vehicle is provided.

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