JP5415733B2 - Fender structure - Google Patents

Description

  The present invention relates to a fender structure including a brake hose holding portion that holds a brake hose of a brake for a rear wheel of a motorcycle, and a fender that covers at least a part of the rear wheel.

In a conventional motorcycle, for example, as described in Patent Document 1, a brake hose for a rear wheel brake is held by a hose clamp and a clamp member, and is attached along a swing arm that supports the rear wheel. Yes. In the motorcycle described in Patent Document 1, two hose clamps are formed integrally with the main body of the movable fender that covers the rear wheel. These hose clamps are formed outside the main body, and sandwich the brake hose outside the main body.
Japanese Patent No. 4113695

  In the motorcycle described in Patent Document 1, the brake hose is held along the outside of the main body of the movable fender and is connected to a master cylinder that is attached to the side of the vehicle body. That is, the brake hose is connected from the side of the vehicle body to the rear wheel brake device through the outside of the main body of the movable fender. Therefore, when the motorcycle is viewed from the side, the brake hose and the movable fender overlap with each other, and the aesthetic appearance of the movable fender, which is a design part, is impaired.

  A muffler is provided outside the movable fender, and the brake hose must be separated from the muffler so that the brake hose does not hit the muffler. Therefore, a clamp member is provided separately from the hose clamp provided in the main body of the movable fender, and the brake hose is moved toward the vehicle body to be separated from the muffler. In order to separate from the muffler, a clamp member different from the hose clamp provided in the fender is required, which increases the number of parts and increases the manufacturing cost.

  Therefore, an object of the present invention is to provide a fender structure in which a brake hose can be attached so as not to impair the appearance of the fender.

  Another object of the present invention is to provide a brake hose mounting structure in which the number of clamp members is reduced to reduce the number of parts and the manufacturing cost is reduced.

  The fender structure of the present invention includes a brake hose holding portion that holds a brake hose for a brake for a rear wheel of a motorcycle, and a fender that covers at least a part of the rear wheel, and the brake hose passes through the inside of the fender. The fender is configured to cover the brake hose disposed on the inner side from above.

  According to the present invention, since the brake hose is passed through the fender and covered from above by the fender, the brake hose is not exposed to the outside of the fender. Therefore, the appearance of the outside of the fender is not spoiled, and the brake hose can be provided away from parts such as a muffler outside the fender. In addition, since the brake hose is passed through the fender and covered from above by the fender, the brake hose is regulated so that it does not come out of the fender. The distance does not narrow below a certain distance. Therefore, the number of prior art clamp members for regulating the movement of the brake hose can be reduced, the number of parts is reduced, and the manufacturing cost is reduced.

  In the above invention, it is preferable that at least a part of the brake hose holding portion is disposed at a position away from the rear wheel in the fender by a predetermined distance.

  If the said structure is followed, the part arrange | positioned in the fender of a brake hose can be kept away from the rear wheel by the predetermined distance, and the said brake hose can be protected from a rear wheel.

  In the above invention, the brake hose holding portion is formed separately from the fender, and is attached along a swing arm that supports the rear wheel, and the clamp portion that clamps the brake hose, and the swing arm Or it is preferable to have a control piece which contacts a fender and controls the movement of the clamp part toward the swing arm.

  If the said structure is followed, the movement toward the swing arm of a clamp part will be controlled with a control piece, and it will prevent that the space | interval of a clamp part and a swing arm becomes narrow. As a result, the clamp moves and the brake hose is prevented from being tightened more than necessary by the clamp and the swing arm, and the brake hose is protected.

  In the above invention, it is preferable that the brake hose holding portion further includes a positioning piece for positioning by contacting the fender or the swing arm.

  If the said structure is followed, since positioning of a brake hose holding part can be performed by contact | abutting a positioning piece to the said fender or a swing arm, positioning of a brake hose holding part is easy. Therefore, the brake hose holding part can be easily assembled.

  In the above invention, it is preferable that the brake hose holding portion is formed integrally with an inner wall of the fender. According to this configuration, the brake hose can be positioned with respect to the fender simply by holding the brake hose in the brake hose holding portion, and the positioning of the brake hose is easy. Moreover, since the brake hose holding part and the fender are integrally formed, the distance between the brake hose holding part and the inner wall of the fender is not reduced, and the brake hose is not tightened.

  In the above invention, the fender has a notch for guiding the brake hose into the fender, and the swinging arm is closed by a swing arm that supports the rear wheel. It is preferably attached to the arm.

  According to the above configuration, the brake hose is held by the fender and the swing arm. Thereby, since a fender and a swing arm play the role of the clamp member holding a brake hose, the number of the clamp members to provide can be reduced. Thereby, the number of parts can be reduced and the manufacturing cost of the motorcycle can be reduced.

  A motorcycle according to the present invention includes any of the fender structures described above. If the said structure is followed, the number of the clamp members used with a prior art in a motorcycle can be restrained, a number of parts will be reduced and manufacturing cost will be reduced.

  According to the fender structure of the present invention, the brake hose can be attached so as not to impair the aesthetic appearance of the fender.

  Moreover, according to the fender structure of this invention, the number of clamp members can be reduced, the number of parts can be reduced, and the manufacturing cost can be reduced.

  FIG. 1 is a side view showing a motorcycle 1 including a fender structure 20 according to an embodiment of the present invention. A motorcycle 1 shown in FIG. 1 is of a road sports type in which a driver gets on an upper body by leaning forward. The concept of the direction used in the following description is the same as the concept of the direction when a rider (not shown) riding the motorcycle 1 shown in FIG. 1 sees the traveling direction of the motorcycle 1 as front F. To do. Specifically, the right side of FIG. 1 is the front F, the left side of the paper is the rear R, and the depth direction of the paper is the left-right direction. Hereinafter, the motorcycle 1 will be described in more detail.

  The motorcycle 1 includes a front wheel 2 and a rear wheel 3. The front wheel 2 is rotatably supported by a lower end portion of a front fork 5 that extends substantially in the vertical direction. The front fork 5 is supported by a steering shaft (not shown) via an upper bracket (not shown) provided at the upper end portion thereof and an under bracket (not shown) provided below the upper bracket. ing. The steering shaft is rotatably supported by the head pipe 6. A bar-type steering handle 4 extending to the left and right is attached to the upper bracket. The driver can turn the front wheel 2 in a desired direction by rotating the steering handle 4 clockwise or counterclockwise with the steering shaft as a rotation axis.

  A pair of left and right main frames 7 extend rearward from the head pipe 6 while being slightly inclined downward. A pair of left and right pivot frames 8 are connected to the rear portions of the pair of main frames 7, and the engine E is supported by the main frame 7, the pivot frame 8, and the like. The pivot frame 8 is pivotally attached to the front end portion of a swing arm 9 extending substantially in the front-rear direction. The swing arm 9 has a pair of left and right arm portions 9a extending rearward from the front end portion thereof, and the rear wheel 3 as a drive wheel is rotatably supported between the rear end portions of the two arm portions 9a. . A muffler 14 connected to the exhaust port of the engine E via an exhaust pipe 19 is provided in the vicinity of the right arm portion 9a. The muffler 14 extends obliquely upward and rearward from the front portion of the arm portion 9a.

  A fuel tank 10 for storing fuel is supported by the main frame 7 behind the steering handle 4. A seat 11 for riding a driver is supported behind the fuel tank 10 by a main frame 7, a rear frame 12 extending rearward from the main frame 7, and the like.

  A pair of rear steps 13 are attached to the front portions of both sides of the rear frame 12. Further, the rear frame 12 is covered with a rear fender 15 so as to cover the rear wheel 3 from above. The rear fender 15 prevents mud and the like adhering to the rear wheel 3 from scattering to the driver or the like.

  A brake pedal 16 is pivotally mounted below the right pivot frame 8. A master cylinder 17 is connected to the brake pedal 16. The master cylinder 17 is connected to a brake caliper 18 a of the brake device 18 for the rear wheel 3 via a brake hose 21. The brake hose 21 is attached to the swing arm 9 by a fender structure 20 to be described later, and guides the pressure oil discharged from the master cylinder 17 to the brake caliper 18a according to the operation of the brake pedal 16. The brake device 18 is a disc type brake in this embodiment, and the brake pad is pressed against the disc plate 18b according to the pressure oil introduced from the master cylinder 17 to the brake caliper 18a to stop its rotation, and the rear wheel 3 is Stop.

  FIG. 2 is a perspective view in which the periphery of the fender structure 20 is partially enlarged. FIG. 3 is a perspective view of the fender structure 20 shown in FIG. In FIG. 2, the swing arm 9 is removed from the pivot frame 8 and the tire of the rear wheel 3 is removed for easy viewing of the fender structure 20. The fender structure 20 includes an inner fender 22 and a clamp bracket 23.

  FIG. 4 is a plan view of the inner fender 22. FIG. 5 is a rear view of the inner fender 22 of FIG. 4 as viewed from the rear. Below, it demonstrates, also referring FIG.2 and FIG.3. The inner fender 22 is provided on the front side of the pair of left and right arms 9 a of the swing arm 9 and covers a part of the rear wheel 3. The inner fender 22 is formed with attachment portions 24L and 24R for attachment to the arm portion 9a on both right and left sides, and a cover portion 25 that covers a part of the rear wheel 3 is integrally formed between the attachment portions 24L and 24R. ing.

  The attachment portions 24L and 24R extend rearward and obliquely downward, and a bolt hole 24b for inserting the bolt 26 is formed in the rear end portion 24a. The cover portion 25 has a tapered front portion in plan view, and a bolt hole 25a for inserting the bolt 27 is formed at the tip portion thereof. The mounting portions 24L and 24R are fastened to the arm portions 9a of the swing arm 9 by bolts 26 inserted into the bolt holes 24b, respectively, and the cover portion 25 is connected to the front end portion of the swing arm 9 by the bolts 27 inserted into the bolt holes 25a. To be concluded. Thereby, the inner fender 22 is attached to the swing arm 9.

  The cover portion 25 of the inner fender 22 attached in this way has its front end abutted against the front end of the swing arm 9 and extends rearward and obliquely upward along the outer periphery of the rear wheel 3 from the front end. Yes. By forming the cover portion 25 in this way, mud and tire debris scattered from the rear wheel 3 toward the driver, particularly the driver's legs, the transmission disposed behind the engine E, and the like are removed by the cover portion 25. Can receive.

  Further, the cover portion 25 of the inner fender 22 has a notch (introduction portion) 28 formed on the right side of the front end portion. The notch portion 28 is formed by notching the cover portion 25, and the opening portion is closed by the front end portion of the swing arm 9, thereby forming a guide passage 29. The brake hose 21 is passed through the guide passage 29.

  The tip of the inner fender 22 is fastened to the swing arm 9 by a bolt 27 and temporarily fixed. The brake hose 21 extending from the master cylinder 17 is disposed along the swing arm 9 and is passed from the front through the guide passage 29 of the inner fender 22 temporarily fixed, and is put inside the inner fender 22. 22 is covered from above. And the brake hose 21 is taken out from the back of the inner fender 22, and is connected to the brake caliper 18a of the brake device 18.

  The brake hose 21 attached in this way is supported by the notch portion 28 of the inner fender 22 and the swing arm 9 by passing through the guide passage 29. As a result, the movement of the brake hose 21 is restricted, and the brake hose 21 can be prevented from moving outside the swing arm 9 or swelling. Therefore, the brake hose 21 can be arranged at a predetermined position away from the muffler 14 and the rear step 13 arranged outside the swing arm 9. Further, by covering the brake hose 21 from above with the inner fender 22, it is prevented from approaching the muffler 14 and the rear step 13.

  By the way, the axle of the rear wheel 3 is configured to be movable in the front-rear direction with respect to the swing arm 9 in order to change the tension of the chain for driving the rear wheel 3. The rear side of the guide passage 29 of the brake hose 21 is more slack than the front side so that the brake hose 21 does not stretch when the axle of the rear wheel 3 is moved. Therefore, the brake hose 21 is held by the clamp bracket 23, and the slack portion of the brake hose 21 is disposed at a predetermined position away from the rear wheel 3 by a predetermined distance. Below, the structure of the clamp bracket 23 is demonstrated.

  FIG. 6 is an enlarged plan view showing the clamp bracket 23. FIG. 7 is a front view of the clamp bracket 23 of FIG. FIG. 8 is a side view of the clamp bracket 23 of FIG. The clamp bracket 23 includes a clamp part 31 and an attachment support part 32. The clamp portion 31 extends in the front-rear direction, and the cross section thereof is formed in an arc shape (for example, an arc having a central angle of 90 degrees). The clamp portion 31 has an inner diameter that is substantially the same as the outer diameter of the brake hose 21, and is formed along the outer peripheral portion of the brake hose 21. In addition, the clamp portion 31 is provided with a restriction piece 33 on the distal end side and a support piece 34 on the proximal end side. The restricting piece 33 extends from one end in the circumferential direction of the clamp portion 31 downward in the tangential direction. Further, the support piece 34 extends in the circumferential direction as it is from one circumferential end of the clamp portion 31, and its tip end is folded back to the opposite side. Further, an attachment support portion 32 is integrally formed at the other circumferential end on the proximal end side of the clamp portion 31.

  The attachment support portion 32 includes a support portion 32a and an attachment portion 32b. The support portion 32a extends in the circumferential direction from the other circumferential end of the clamp portion 31 as it is. The support portion 32a extends, for example, at a central angle of 90 degrees. The attachment portion 32b is formed integrally with the circumferential tip of the support portion 32a, and is substantially perpendicular to the extending direction of the restricting piece 33 from the support portion 32a (right direction in FIG. 8), that is, substantially perpendicular to the support portion 32a. And extends away from the clamp portion 31. A bolt hole 32c for inserting the bolt 26 is formed in the mounting portion 32b. Further, a positioning piece 35 extending obliquely downward and rearward is integrally formed at the rear end portion of the attachment portion 32b.

  The brake hose 21 is disposed on the clamp bracket 23 so as to follow the inner wall of the clamp portion 31. The brake hose 21 is in contact with a support piece 34 on the proximal end side of the clamp portion 31, and is supported by the support piece 34. The clamp bracket 23 holds the brake hose 21 by supporting the brake hose 21 along the clamp portion 31 with a support piece 34.

  Hereinafter, description will be given with reference to FIGS. Thus, the clamp bracket 23 holding the brake hose 21 is mounted along the swing arm 9 with the mounting portion 32b mounted on the rear end 24a of the mounting portion 24R of the temporarily fixed inner fender 22. At this time, at least a part of the clamp portion 31 is disposed in the inner fender 22 and is disposed at a predetermined distance from the rear wheel 3. By attaching to the swing arm 9 in this way, the brake hose 21 comes into contact with the arm portion 9a of the swing arm 9 and is disposed along the arm portion 9a. When the positioning piece 35 is brought into contact with the rear end surface of the mounting portion 24R in this state, the bolt hole 32c is positioned so as to substantially coincide with the bolt hole 24b of the mounting portion 24R in plan view. The bolts 26 are inserted into the positioned bolt holes 32c and the bolt holes 24b, and the attachment portion 24R is fastened to the arm portion 9a of the swing arm 9.

  When the bolt 26 is turned in the direction of the arrow E in FIG. 4 (clockwise) at the time of fastening, the clamp bracket 23 is turned in the direction of the arrow E by the bolt 26. Then, the regulating piece 33 comes into contact with the arm portion 9a of the swing arm 9 (see the two-dot chain line in FIG. 8), the positioning piece 35 comes into contact with the rear end surface of the mounting portion 24R, and the clamp bracket 23 is in the direction of the arrow E. It is regulated to turn around. That is, the clamp part 31 is restricted from moving toward the arm part 9a. Thereby, it can prevent that the space | interval between the clamp part 31 and the arm part 9a becomes narrow, and the brake hose 21 is pinched by the clamp part 31 and the arm part 9a, and is pressed.

  By fastening the attachment portion 24R to the arm portion 9a of the swing arm 9, the attachment portion 32b is attached to the attachment portion 24R. That is, the clamp bracket 23 is attached to the inner fender 22, and the brake hose 21 is held by the clamp part 31 and the arm part 9a as shown in FIG. As a result, the brake hose 21 is held on the front side and the rear side of the inner fender 22, so that even if the rear wheel 3 side of the brake hose 21 is loosened, the brake hose 21 is placed at a predetermined position in the inner fender 22. Can be arranged.

  Further, since the clamp portion 31 extends forward, the brake hose 21 is held in a wide range within the inner fender 22. Thereby, the number of clamps can be reduced and the manufacturing cost can be reduced. Moreover, by holding | maintaining in a wide range, compared with the case where it supports at one point, the motion of the brake hose 21 is further controlled and the state which the brake hose 21 has been arrange | positioned in the predetermined position can be maintained. Furthermore, since a part of the clamp part 31 can be hidden in the inner fender 22, the aesthetic appearance of the inner fender 22 is not impaired.

  In the fender structure 20 configured as described above, the brake hose 21 is not exposed to the outside of the inner fender 22 and the aesthetic appearance on the outside of the inner fender 22 is not impaired. Also, the brake hose 21 can be provided at a predetermined position away from the muffler 14 and the rear step 13 outside the inner fender 22. Furthermore, since the brake hose 21 is covered by the inner fender 22 from above and is regulated so as not to come out of the inner fender 22, even if the brake hose 21 moves, the muffler 14 and the rear step 13 and the brake hose 21 The distance of is never narrowed. Thereby, at least one prior art clamping member for regulating the movement of the brake hose 21 can be omitted, the number of parts is reduced, and the manufacturing cost is reduced.

Further, the brake hose 21 is held by the notch 28 and the swing arm 9 by passing the brake hose 21 through the guide passage 29. That is, since the notch 28 and the swing arm 9 serve as clamp members, the number of clamp members to be provided can be reduced. Thereby, the number of parts can be reduced and the manufacturing cost of the motorcycle can be reduced.
(Second Embodiment)
FIG. 9 is a perspective view when the fender structure 20A of the second embodiment is viewed in the same direction as FIG. The fender structure 20A of the second embodiment is similar to the fender structure 20A of the first embodiment, and only different points will be described below. In the fender structure 20 </ b> A of the second embodiment, the clamp bracket 23 </ b> A is integrally formed on the inner wall of the inner fender 22. The clamp bracket 23 </ b> A includes two clamp pieces 41.

  FIG. 10 is an enlarged sectional view showing the clamp piece 41. The clamp piece 41 is juxtaposed in the front-rear direction on a standing portion 42 that extends above the attachment portion 24 </ b> R of the inner fender 22. When viewed from the rear, the clamp piece 41 extends leftward (that is, inside the inner fender 22) while being curved upwardly from the standing portion 42, and extends downward. The brake hose 21 is passed between the clamp piece 41 and the standing portion 42. Thereby, the brake hose 21 is clamped by the clamp piece 41 and the standing portion 42, and the brake hose 21 is passed through the inner fender 22 and is regulated so as not to come out of the inner fender 22.

  By configuring in this way, like the fender structure 20 of the first embodiment, the brake hose 21 can be disposed at a predetermined position away from the muffler 14 without impairing the beauty of the inner fender, In addition, the number of parts can be reduced, and the manufacturing cost can be reduced.

  FIG. 11 is a diagram showing a motorcycle 1B according to another embodiment. The motorcycle 1B according to another embodiment is different from the motorcycle 1 according to the first embodiment in the position where the muffler 14B is provided. In the motorcycle 1 </ b> B, a muffler 14 </ b> B is provided along the rear fender 15. Even when the muffler 14B is arranged in this way, the same effects can be obtained by using the fender structure 20 of the first embodiment.

  In addition, in the motorcycle 1, the swing arm 9 has the pair of arm portions 9a, but the swing arm 9 may be a cantilevered swing arm having only one arm portion 9a. In the first and second embodiments, the clamp bracket 23 is fastened to the inner fender 22, but a brake hose holding portion that suspends and holds the brake hose 21 may be used. Further, the clamp bracket 23 may be positioned by contacting the positioning piece 35 with the arm portion 9 a of the swing arm 9 without contacting the inner fender 22.

  The fender structures 20 and 20A of the first and second embodiments are configured by the inner fender 22 and the clamp brackets 23 and 23A, but may be configured by the rear fender 15 and the clamp brackets 23 and 23A. What is necessary is just to be comprised by the fender which covers the ring | wheel 3, and the clamp brackets 23 and 23A.

  In the first and second embodiments, the clamp brackets 23 and 23 </ b> A provided in the inner fender 22 are described. However, for example, the front end of the swing arm 9 and the inner fender 22 on the rear wheel 3 side. Even if the clamp brackets 23, 23A are provided, the aesthetic appearance of the inner fender 22 is not impaired, and the brake hose 21 can be kept away from the muffler 14.

  Further, the fender structure according to the present invention is not limited to the above-described embodiment, and the configuration can be changed, added, or deleted without departing from the gist of the present invention.

1 is a side view showing a motorcycle including a brake hose holding structure according to an embodiment of the present invention. It is the perspective view which expanded the brake hose holding structure periphery and saw it partially. FIG. 3 is a perspective view when the brake hose holding structure of FIG. 2 is viewed in the direction of an arrow A. It is a top view of an inner fender. It is the rear view which looked at the inner fender of FIG. 4 from back. It is a top view which expands and shows a clamp bracket. It is the front view which looked at the clamp bracket of FIG. It is the side view which looked at the clamp bracket of FIG. It is a perspective view when the brake hose holding structure of 2nd Embodiment is seen in the same direction as FIG. It is sectional drawing which expands and shows a clamp piece. It is a figure which shows the motorcycle of other embodiment.

Explanation of symbols

1, 1B Motorcycle 3 Rear wheel 9 Swing arm 13 Rear step 14, 14B Muffler 15 Rear fender 18 Brake device 20, 20A Fender structure 21 Brake hose 22 Inner fender (fender)
23, 23A Clamp bracket (brake hose holding part)
28 Notch part 31 Clamp part 33 Restriction piece 34 Support piece 35 Positioning piece 41 Clamp piece

Claims (7)

A brake hose holding portion for holding a brake hose for a rear wheel brake of the motorcycle;
An inner fender provided separately from the rear fender and covering at least part of the rear wheel only from the front side;
The brake hose is led from the front to the rear through the inside of the inner fender,
The inner fender is attached to a swing arm that rotatably supports the rear wheel, and is configured to cover a brake hose disposed inside from above. The brake hose holding portion is disposed at a rear end portion of the inner fender,
The fender structure according to claim 1, wherein the inner fender supports the brake hose at a front end portion thereof. The inner fender has a notch at its front end,
The fender structure according to claim 2, wherein the brake hose is passed through the notch and supported by the inner fender. The fender structure according to any one of claims 1 to 3, wherein the brake hose holding portion is formed integrally with an inner wall of the inner fender. The fender structure according to any one of claims 1 to 3, wherein the inner fender and the brake hose holding portion are fastened together. A brake hose holding portion for holding a brake hose for a rear wheel brake of the motorcycle;
An inner fender covering at least a part of the rear wheel,
The brake hose is led from the front to the rear through the inside of the inner fender,
The inner fender is configured to cover a brake hose disposed on the inside from above,
The brake hose holding portion is formed separately from the inner fender, is attached along a swing arm that supports the rear wheel, and a clamp portion that holds the brake hose, and the swing arm or inner fender And a restricting piece for restricting movement of the clamp portion toward the swing arm.   A motorcycle comprising the fender structure according to any one of claims 1 to 6.

Images