JP2013071675A - Motorcycle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a technology of preventing increase in cost for a vehicle, in a motorcycle with an anti-theft device disposed at the rear part of the vehicle.SOLUTION: The motorcycle includes right and left seat frames 27L, 27R supporting a seat on which a rider is seated; a rear fender 68 mounted on the right and left seat frames 27L, 27R to protect from mud, water and dust from a rear wheel 14; an anti-theft device 70 mounted on the other one of the right and left seat frames 27; and an undercover 98 for protecting from mud, water and dust directly coming from the rear wheel 14 to the anti-theft device 70. The rear fender 68 and the under cover 98 are integrally formed.

Description

  The present invention relates to an improvement of a motorcycle including a theft countermeasure device at the rear of a vehicle.

  In recent years, various measures against vehicle theft have been taken. One countermeasure is to track the position of the vehicle.

  2. Description of the Related Art A motorcycle equipped with a theft countermeasure device having a function capable of specifying the position of a vehicle is known (for example, see Patent Document 1 (FIG. 2)).

  As shown in FIG. 2 of Patent Document 1, the anti-theft device (50) (the numbers in parentheses indicate the reference numerals described in Patent Document 1. The same applies hereinafter) is provided below the seat rail (17) below the tandem seat (26). ). The tandem sheet (26) is made of a non-metallic member that transmits radio waves. Therefore, even if the antitheft device (50) is arranged below the tandem seat (26), good communication performance can be obtained. Since the antitheft device (50) is disposed in the space below the tandem seat (26), the vehicle body space can be effectively utilized.

Hereinafter, the case where the technique of patent document 1 is applied to a motorcycle in which a silencer is arranged on one side in the vehicle width direction of the tandem seat (26) will be considered.
In a motorcycle in which a silencer is arranged on one side of the tandem seat (26) in the vehicle width direction, an antitheft device (50) is arranged on the other side of the tandem seat (26) in the vehicle width direction in order to avoid the heat of the silencer. Is done. Mud, water, and dust splashed up by the rear wheels are directed to the antitheft device (50). As a countermeasure, it is effective to cover the lower surface of the antitheft device (50) with an under cover.

  However, if the under cover is provided separately from the vehicle body cover, the procurement cost of the under cover increases and the cost of the vehicle increases. It is desirable to eliminate the undercover that is a separate part while retaining the function of the undercover.

JP 2010-1111185 A

  An object of the present invention is to provide a technique capable of suppressing an increase in the cost of a vehicle in a motorcycle in which a theft countermeasure device is disposed at the rear of the vehicle.

  According to a first aspect of the present invention, there is provided a vehicle body frame, left and right seat frames that extend from the vehicle body frame to the rear of the vehicle and support a seat on which an occupant sits, and any one of the left and right seat frames. In a motorcycle equipped with a silencer to be attached and a rear fender that is attached to the left and right seat frames and prevents mud, water, and dust from reaching the space under the seat from the rear wheels, An antitheft device that measures vehicle position information and wirelessly transmits this position information to the rear fender, seat frame, or vehicle body frame outside the other seat frame in the vehicle width direction is attached. Covered with an under cover that prevents mud, water, and dust from hitting the rear wheels while preventing mischief from the outside. Characterized in that it is integrally molded into Yafenda.

  In the invention according to claim 2, the rear fender is stolen by extending the ceiling part covering the upper part of the rear wheel, the left and right vertical walls extending downward from the left and right ends of the ceiling part, and the other vertical wall outward in the horizontal direction. The under cover covers the countermeasure device from below, and the left and right parts of the ceiling, the end of one vertical wall, and the under cover extending from the other vertical wall are attached to the seat frame.

  In the invention according to claim 3, the under cover extends outward in the vehicle width direction under the other seat frame, and a side cover that covers the side of the rear fender is provided on the under cover. The cover is attached to the seat frame, and the outer end portion is reinforced by applying a part of the side cover to the outer end portion of the under cover in the vehicle width direction from below.

  The invention according to claim 4 is characterized in that the lower part of the side cover is fastened to the under cover.

  The invention according to claim 5 is characterized in that the anti-theft device stay for supporting the anti-theft device is provided on the seat frame.

  The invention according to claim 6 is characterized in that the anti-theft device stay to which the anti-theft device is attached is formed integrally with the rear fender.

  According to the seventh aspect of the present invention, the left and right seat frames extend from the vehicle body frame to the rear of the vehicle and support the seat on which the occupant sits, and below the left and right seat rails from the vehicle body frame to the rear of the vehicle. It consists of left and right rear subpipes that extend diagonally upward and are connected to the left and right seat rails at the rear. Is arranged.

In the invention according to claim 1, the under cover is formed integrally with the rear fender.
In other words, the rear fender and the under cover are formed as a single part so that it is not necessary to procure another part (under cover). That is, the number of parts can be reduced as compared with the case where the rear fender and the under cover are separate parts. In addition, assembly man-hours can be reduced.
As a result, according to the present invention, there is provided a technique for disposing a theft countermeasure device on the side in the vehicle width direction at the rear of the vehicle while suppressing an increase in the cost of the vehicle.

  In the invention according to claim 2, each part of the rear fender is attached to the seat frame. The bulky rear fender can be firmly fixed to the seat frame.

In the invention according to claim 3, the outer end portion of the under cover provided in the rear fender is reinforced by the side cover attached to the seat frame. The left and right end portions of the under cover extending from the seat frame to the left and right in the vehicle width direction are easily deformed up and down in the height direction because no supporting member is provided.
In this respect, in the present invention, since the end portion of the under cover is reinforced by the side cover, it is possible to suppress the vertical deformation that tends to occur at the end portion of the undercover.

  In the invention according to claim 4, the lower part of the side cover is fastened to the under cover. That is, the lower part of the side cover is fastened to the under cover. Since the side cover is fastened to the lower under cover in addition to the seat frame, vibration generated in the side cover and vibration generated in the rear fender can be suppressed to a low level.

In the invention according to claim 5, the anti-theft device stay for supporting the anti-theft device is provided on the seat frame.
The anti-theft device stay that supports the anti-theft device can be provided on the seat frame or the vehicle body frame. An anti-theft device is disposed above an under cover integrally formed with the rear fender. As a result, the antitheft device is arranged in the vicinity of the rear fender.
By providing the anti-theft device stay on the seat frame closer to the anti-theft device than the vehicle body frame, the anti-theft device stay can be shortened, and the anti-theft device can be reduced in size and weight.

  Further, since the antitheft device supported by the antitheft device stay remains when the under cover is removed, the antitheft device can be easily maintained with the under cover removed.

  In the invention according to claim 6, the anti-theft device stay to which the anti-theft device is attached is formed integrally with the rear fender. The number of parts can be further reduced by integrating a separate anti-theft device stay with the rear fender.

In the invention according to claim 7, the anti-theft device stay is arranged behind the vehicle from the junction and at a position near the junction.
If the anti-theft stay is attached to the front side of the vehicle with respect to the junction, the rear sub-pipe extending diagonally upward from the vehicle body frame may interfere with the arrangement of the harness extending from the anti-theft device.

  In this regard, in the present invention, the anti-theft device stay is arranged behind the vehicle at the junction. In such a position, the rear sub-pipe is unlikely to obstruct the arrangement of a harness or the like extending from the antitheft device. In addition, since the anti-theft device stay is arranged in the vicinity of the junction, it is easy to ensure the strength of the anti-theft device stay.

1 is a left side view of a motorcycle according to the present invention. FIG. 2 is an exploded perspective view of a rear part of a motorcycle according to the present invention. It is a principal part enlarged view of FIG. FIG. 4 is a view taken in the direction of arrow 4 in FIG. 3. FIG. 5 is a sectional view taken along line 5-5 of FIG. FIG. 6 is a sectional view taken along line 6-6 of FIG. FIG. 7 is a cross-sectional view taken along line 7-7 in FIG. 4. It is a block diagram explaining the structure of an antitheft device. It is another Example 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.

First, Embodiment 1 of the present invention will be described with reference to the drawings.
As shown in FIG. 1, a motorcycle 10 has an engine 12 suspended on a body frame 11, a front wheel 13 provided in front of the engine 12, a rear wheel 14 provided behind the engine 12, a front wheel 13 and a rear wheel 14. This is a saddle-ride type vehicle in which a seat 15 on which an occupant sits is provided, and the occupant sits on the seat 15.

The vehicle body frame 11 includes a head pipe 21 that supports the front fork 17 that supports the front wheel 13 in a freely steerable manner, a main frame 22 that extends from the head pipe 21 toward the rear of the vehicle, and a rear end of the main frame 22 that extends downward. A pivot frame 23 that extends, a down frame 24 that extends obliquely downward and rearward from the head pipe 21 below the main frame 22, and that extends obliquely downward and rearward from the tip of the down frame 24 in the same direction as the down frame 24. Then, an underframe 25 that extends horizontally and is connected to the lower end of the pivot frame 23 is a main element.
A left seat frame 27 </ b> L that supports the seat 15 extends from the rear portion of the vehicle body frame 11 to the rear of the vehicle, and a steering handle 31 is attached to the front fork 17 above the head pipe 21.

  A pivot shaft 33 extends in the vehicle width direction below the pivot frame 23, and a swing arm 34 is swingably attached to the pivot shaft 33. The swing arm 34 extends rearward of the vehicle, and the rear wheel 14 is pivotally supported on the rear end 35 of the swing arm. A lower end 37 b of the rear cushion unit 37 is attached to the swing arm 34 via a link mechanism 36, and an upper end 37 a of the rear cushion unit 37 is attached to the rear end of the main frame 22.

  The engine 12 is disposed in a region surrounded by the main frame 22, the down frame 24, the under frame 25, and the pivot frame 23. The engine 12 is a V-type two-cylinder engine having a crankshaft 41 extending in the vehicle width direction, and includes a front cylinder 43 inclined forward and obliquely upward from the crankcase 42 incorporating the crankshaft 41 and the crankcase 42 to the vehicle. And a rear cylinder 44 inclined rearward and upward.

  A throttle body 45 for supplying a predetermined amount of air-fuel mixture is provided between the front cylinder 43 and the rear cylinder 44, and an air cleaner box 46 in which an element for filtering air into the throttle body 45 is built above the throttle body 45. Connected. A fuel tank 47 is provided below the seat 15.

Next, the arrangement structure of the exhaust pipe and the silencer will be described.
A front exhaust pipe 51 that guides exhaust gas is connected to the front cylinder 43, and a rear exhaust pipe 52 that guides exhaust gas to the rear cylinder 44 is connected. The front exhaust pipe 51 and the rear exhaust pipe 52 are combined by a collecting pipe 53 provided below the rear part of the crankcase 42, and are connected to a silencer 54 that extends obliquely upward and rearward from the rear exhaust pipe 53.

Next, covers for covering the vehicle body will be described.
A front cowl 61 is provided on the head pipe 21 at a position in front of the head pipe 21, and a side cowl 62 that extends continuously toward the rear of the vehicle is provided below the front cowl 61. The engine 12 is disposed below the side cowl 62. An under cowl 63 is provided to cover the front and bottom of the crankcase 42.

A front fender 67 for preventing mud, water and dust scattered from the front wheel 13 is attached to the front fork 17 at a position above the front wheel 13, and a seat to the seat frame 27 at a position above the rear wheel 14. A rear fender 68 for preventing mud, water, and dust from reaching the lower space 15 is attached.
The antitheft device 70 is attached to the left seat frame 27L on the left side in the vehicle width direction opposite to the side on which the silencer 54 is disposed. The antitheft device 70 measures position information of the vehicle and wirelessly transmits this position information.
In this embodiment, the silencer is arranged on the right side of the vehicle width and the anti-theft device is arranged on the left side of the vehicle width. However, the silencer is arranged on the left side of the vehicle width and the anti-theft device is arranged on the right side of the vehicle width. can not use.

Next, the structure of the rear part of the vehicle where the antitheft device is arranged will be described.
As shown in FIG. 2, left and right seat frames 27 </ b> L and 27 </ b> R extend left and right in the vehicle width direction from the vehicle body frame (FIG. 1, reference numeral 11) to the rear of the vehicle. The left and right seat frames 27L and 27R extend from the rear end of the main frame (FIG. 1, reference numeral 22) substantially horizontally to the rear of the vehicle and support the seat (FIG. 1, reference numeral 15) on which the occupant sits. , 28R, and left and right rear subpipes 29L, 29R that extend obliquely rearward and upward from the lower portion of the pivot frame 23 and are connected to the rear portions of the left and right seat rails 28L, 28R.

  A rear fender sub 69 and a rear fender center (hereinafter simply referred to as “rear fender 68”) are attached to the left and right seat frames 27L and 27R in this order from below. A plate-shaped antitheft device stay 73 is fixed to the left seat frame 27L, and the antitheft device 70 is attached to the antitheft device stay 73 via a tray member 74. The tray member 74 is fastened to the anti-theft device stay 73 by bolts 79 and 79. A first projecting portion 87 to a third projecting portion 89 to which the antitheft device 70 is attached are provided on the contour portion of the tray member 74.

  Next, left and right side covers 71L and 71R are attached to the seat rails 28L and 28R from the left and right outer sides in the vehicle width direction of the rear fender 68, and the lower portion 71Lb of the side cover is attached to an under cover 98 included in the rear fender 68.

  The antitheft device 83 is covered with a box-like case body 82 on the outside. The periphery of the case body 82 is vertically and horizontally surrounded by an elastic member 83 that relieves vibrations applied to the antitheft device 83, and the first convex portion protrudes outward from the side surface of the case body 82 to the elastic member 83. 84-3rd convex part 86 is provided. The first engaging holes 91 to the first up and down in the height direction at positions where the first protruding portions 87 to the third protruding portions 89 can engage with the first protruding portions 84 to the third protruding portions 86, respectively. Three engagement holes 93 (only the reference numerals 92 and 93 on the front side of the figure are shown) are provided.

  As described above, the first projecting portion 87 to the third projecting portion 89 projecting upward from the bottom plate 75 of the tray member 74 are extended, and the first projecting portion 87 to the third projecting portion are provided. The antitheft device 83 is attached to the tray member 74 by inserting the first engagement hole 91 to the third engagement hole 93 of the elastic member that holds the case body 82 so as to surround the case 89. With this configuration, the anti-theft device 83 can be protected from vibrations and the like, and the anti-theft device 83 can be easily attached and detached, so that the maintainability of the anti-theft device 83 is improved.

Next, the arrangement structure around the seat frame will be described.
As shown in FIGS. 3 and 4, a tray member 74 to which the antitheft device is attached is arranged on the left side in the vehicle width direction. The tray member 74 is attached to the left seat frame 27L. A silencer 54 is arranged on the right side in the vehicle width direction. The silencer 54 is attached to the right seat frame 27R.

  The rear fender 68 includes a ceiling portion 96 that covers the upper part of the rear wheel (FIG. 1, reference numeral 14), left and right vertical walls 97L and 97R that extend downward from the left and right ends of the ceiling portion 96, and a left vertical wall 97L. An under cover 98 extending in the direction is a main element.

Thus, the under cover 98 is integrally formed with the rear fender 68 and is provided at a position covering the antitheft device 70 from below. The under cover 98 is included in the rear fender 68. Since the under cover 98 is provided on the rear fender 68, it is possible to prevent mud / water / dust from being directly hit from the rear wheel (FIG. 1, reference numeral 14) while preventing the anti-theft device 70 from being tampered with from the outside.
The under cover 98 is not provided on the right side in the vehicle width direction on the side where the antitheft device 70 is not provided.

  The rear fender sub 69 provided so as to continue to the front of the vehicle of the rear fender 68 includes a ceiling portion 101 and left and right vertical walls 102L and 102R extending downward from left and right ends of the ceiling portion 101 as main elements.

Next, a structure for attaching the rear fender to the seat frame will be described.
Referring to FIG. 2, the attachment structure of the front end portion of the rear fender 68 will be described. The left and right seat frames 27L and 27R are provided with left and right first stays 105L and 105R, respectively, and the left and right first stays 105L and 105R are provided below. The ceiling part 101 of the rear fender sub is set from above, the ceiling part 96 of the rear fender is set from below the ceiling part 101 of the rear fender sub, and the left and right seat frames 27L Tighten to 27R.

Next, a mounting structure on the left side in the vehicle width direction of the rear fender 68 will be described.
The front and rear stays 116 and 117 are welded to the lower surface of the left rear sub pipe 29L, which is a component of the left seat frame 27L, and the front and rear ribs 118 and 119 extend upward from the under cover 98 to the front and rear stays 116 and 117. Then, the rear fender 68 is fastened to the left rear sub pipe 29L by the second fastening members 112, 112 from below.

  The mounting structure on the right side in the vehicle width direction of the rear fender 68 will be described. The rear nut 117 is welded to the lower surface of the right rear sub-pipe 29R, which is a component of the right seat frame 27, and the right vertical wall (see FIG. 4) The rear fender 68 is fastened to the right rear sub-pipe 29R by the third fastening member 113 from below to the seat portion 100 provided at the end portion (FIG. 4, reference number 99) of the reference number 97R).

2 and 4, the rear fender 68 includes a ceiling portion 96 that covers the upper portion of the rear wheel (FIG. 1, reference numeral 14), and left and right vertical walls 97L, 97R extending downward from left and right ends 96a, 96b of the ceiling portion. And an under cover 98 that extends horizontally outward from the other (left) vertical wall 97L and covers the anti-theft device 70 from below, and includes left and right ceilings 95a and 95b, and one (right) vertical wall The end 99 and the under cover 98 extending outward in the vehicle width direction from the other (left) vertical wall 97L are attached to the seat frames 27L and 27R.
By attaching each part of the rear fender 68 to the seat frames 27L and 27R, the bulky rear fender 68 can be firmly fixed to the seat frames 27L and 27R.

Next, the fastening structure of the left and right side covers 71L and 71R to the vehicle 10 is fastened to the left and right seat rails 28L and 28R on the left and right side covers 71L and 71R as described above.
Further, the under cover 98 disposed on the left side in the vehicle width direction of the rear fender 68 is specifically provided with front and rear sub-ribs 121 and 122 having fastening holes, and is provided on the inner surface of the left side cover (reference numeral 123 in FIG. 6). The front and rear leg portions 125 and 126 are provided at positions corresponding to the front and rear sub-ribs 121 and 122, respectively, the front and rear leg portions 125 and 126 are brought into contact with the front and rear sub-ribs 121 and 122, and the fourth fastening member 114, At 114, the left side cover 71L is fastened to the under cover 98 of the rear fender 68.

  In FIG. 4, a rear fender 68 is attached to the left and right seat frames 27L, 27R, and a silencer 54 is attached to one (right side) of the left and right seat frames 27R. Mounted on the left seat frame 27L on the outer side in the vehicle width direction from the other (left) seat frame 27L is a tray member 74 to which a vehicle anti-theft device 70 for measuring position information of the vehicle and wirelessly transmitting this position information is attached. It has been.

In FIG. 3, the anti-theft device stay 73 is disposed behind the vehicle and near the junction 132 where the rear 131 of the rear sub-pipe joins the left seat rail 28L.
If the anti-theft stay is attached to the front side of the vehicle from the junction 132, the rear sub-pipe 29L extending from the vehicle body frame 11 obliquely upward to the rear of the vehicle is provided with a harness or the like extending from the anti-theft device (FIG. 1, reference numeral 70). May get in the way.

In this regard, in the present invention, the anti-theft device stay 73 is disposed behind the vehicle at the junction 132. Since the anti-theft device stay 73 is attached to the rear position of the junction 132, the strength of the anti-theft device stay 73 can be easily secured, and the rear sub-pipe 29L has a harness extending from the anti-theft device 70 (FIG. 2, FIG. It is difficult to disturb the arrangement of reference numeral 135).
The antitheft device may be attached to the rear fender or the vehicle body frame.

As shown in FIG. 5, the anti-theft device stay 73 is attached to the seat frame 27 </ b> L separately from the under cover 98, and the anti-theft device 70 is attached to the anti-theft device stay 73.
The under cover 98 extends outward in the vehicle width direction under the other (left side) seat frame 27L, and a left side cover 71L that covers the side of the rear fender 68 is fastened to the under cover 98. . The outer end portion 133 is reinforced by applying a part of the side cover 71L from below to the outer end portion 133 of the under cover 98 in the vehicle width direction.

The outer end 133 of the under cover included in the rear fender 68 is reinforced by the side cover 71L attached to the rear fender 68. The left end portion 133 of the under cover extending to the left in the vehicle width direction from the seat frame 27 is easily deformed up and down in the height direction because no supporting member is provided in addition to the seat frame 27.
In this regard, in the present invention, since the left end portion 133 of the under cover is reinforced by the left side cover 71L, it is possible to suppress vertical deformation that is likely to occur in the left end portion 133 of the undercover.

As shown in FIG. 6, the front sub-rib 121 protrudes upward from the upper surface 134 of the under cover, and the front leg portion 125 of the left side cover 71 </ b> L is in contact with the front sub-rib 121, and the fourth fastening member 114 from below. Is concluded.
As described above, since the front leg portion 125 is applied to the front sub-rib 121 and the side cover 71L is coupled to the under cover 98 by the fourth fastening member 114, vibration generated in the side cover 71L and vibration generated in the rear fender 68 can be suppressed low. it can.
Furthermore, since the fourth fastening member 114 is provided close to the outer end portion 133 of the under cover 98, the outer end portion 133 of the under cover 98 can be reliably held by the side cover 71L.

Next, the fastening structure to the wall part provided in the rear fender of the side cover will be described.
As shown in FIG. 7, a wall portion 141 is erected at the vehicle width direction outer end portion 133 of the under cover 98, and the side cover 71 </ b> L is fastened to the wall portion 141 via a screw 142.
Since the side cover 71L is fastened to the undercover 98 at the wall portion 141 in addition to the outer end portion 133 of the undercover, vibration generated in the side cover 71L and vibration generated in the rear fender 68 can be suppressed low.

Next, a block diagram of an anti-theft device mounted on a motorcycle and related parts will be described.
As shown in FIG. 8, the antitheft device 70 detects the current position of the vehicle by receiving orbit information from a plurality of artificial satellites and an acceleration sensor 151 that detects vibration applied to the body of the motorcycle 10. Communication from the global positioning system (Global Positioning System) 152, the control unit 153 that receives the acceleration signal SA from the acceleration sensor 151 and the position information JP from the global positioning system 152, and commands antitheft measures, and the communication from the control unit 153 A mobile phone communication unit 155 that transmits the position information JP to the mobile phone base station 154 based on the command SC, and an ignition stop signal SSS to the ignition device 156 of the engine 12 based on the engine control signal SEC from the control unit 153 for ignition The operation of the device 156 is stopped, i.e. the engine 12 is stopped. Based on the alarm control signal SAC from the control unit 153, an alarm device 158 (an alarm generator 161 for operating the lamp and the horn by sending an alarm signal SA to the lamp and the horn such as a headlight and turn signal) The internal power supply 162. As the internal power supply 162, for example, a lithium battery is used.

The operation of the motorcycle equipped with the antitheft device described above will be described next.
In FIG. 6, the rear fender 68 and the under cover 98 are integrally formed.
Since the rear fender 68 and the under cover 98 are integrally formed as one part, the number of parts can be reduced as compared with the case where the rear fender 68 and the under cover 98 are separate parts. In addition, assembly man-hours can be reduced.
As a result, according to the present invention, there is provided a technique for disposing the anti-theft device 70 on the side in the vehicle width direction at the rear of the vehicle while suppressing an increase in the cost of the vehicle.

In FIG. 2, the anti-theft device stay 73 for supporting the anti-theft device 70 is provided on the seat frame 27.
In the present invention, since the anti-theft device stay 73 is provided separately from the under cover 98, the strength of the anti-theft device stay 73 can be easily secured.

  Further, since the antitheft device 70 supported by the antitheft device stay 73 remains even if the under cover 98 is removed, the antitheft device 70 can be easily maintained when the under cover 98 is removed. .

Next, Example 2 will be described with reference to the drawings.
As shown in FIG. 9, in the rear fender 68, the upper component of the tray member according to the first embodiment is disposed upward from the upper surface of the under cover 98 that extends substantially horizontally from the left vertical wall 97 </ b> L outward in the vehicle width direction. The first projecting portion 87 to the third projecting portion 89 are integrally extended. That is, the rear fender 68 is integrally formed with a tray member 74 on which the antitheft device 70 is mounted and an antitheft device stay 73. In the second embodiment, the rear fender 68 includes a tray member 74 and a theft countermeasure device stay 73.

Then, the first engagement holes 91 to the third engagement holes 93 of the elastic member 83 that vertically and horizontally surround the antitheft device 70 are engaged with the first protrusion portions 87 to the third protrusion portions 89 of the tray member 74. I did it.
By integrating the anti-theft device stay 73 provided separately into the rear fender 68, the number of parts can be further reduced.

The anti-theft device stay 73 and the tray member 74 disposed near the anti-theft device stay 73 are disposed at the rear of the vehicle and near the junction 132 where the rear 131 of the rear sub-pipe joins the left seat rail 28L.
Since the anti-theft device stay 73 and the tray member 74 are attached to the rear position of the junction 132, the rear sub-pipe 29L is unlikely to obstruct the arrangement of the harness (FIG. 2, reference numeral 135) extending from the anti-theft device 70. Can do.

  The mounting structure of the rear fender and the side cover to the seat frame other than the above-described anti-theft device stay and tray member integrated with the rear fender is not significantly different from the first embodiment, and the description thereof is omitted.

  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 vehicle.

  The present invention is suitable for a motorcycle equipped with a theft countermeasure device.

  DESCRIPTION OF SYMBOLS 10 ... Motorcycle, 11 ... Body frame, 14 ... Rear wheel, 15 ... Seat, 27L, 27R ... Left and right seat frame, 28L, 28R ... Left and right seat rail, 29L, 29R ... Left and right rear subpipe, 54 ... Silencer, 68 ... Rear fender, 70 ... Anti-theft device, 71L ... Side cover, 73 ... Anti-theft device stay, 95a, 95b ... Left and right of the ceiling, 96a, 96b ... Left and right ends of the ceiling, 98 ... Under cover, 132 ... Joining point 133 ... Outer end of the undercover in the vehicle width direction, 141 ... Wall.

Claims (7)

A body frame (11), left and right seat frames (27L, 27R) that support the seat (15) that extends rearward from the body frame (11) and seats an occupant, and these left and right seat frames (27L, 27R) ), A silencer (54) attached to one of the seat frames (27R), and a rear wheel (14) in the space below the seat (15) attached to the left and right seat frames (27L, 27R). Motorcycle equipped with a rear fender (68) that prevents mud, water and dust from reaching
The rear fender (68), the seat frame (27L), or the vehicle body frame (11) on the outer side in the vehicle width direction from the other seat frame (27L) of the left and right seat frames (27L, 27R), An anti-theft device (70) for measuring vehicle position information and wirelessly transmitting this position information is attached,
The anti-theft device (70) is covered with an under cover (98) that prevents mud, water, and dust from hitting from the rear wheel (14) while preventing mischief from the outside. The under cover (98) A motorcycle which is integrally formed with the rear fender (68).   The rear fender (68) includes a ceiling portion (96) covering the upper portion of the rear wheel (14), and left and right vertical walls (97L, 97R) extending downward from left and right ends (96a, 96b) of the ceiling portion, It consists of an under cover (98) extending from the other vertical wall (97L) to the outside in the horizontal direction and covering the antitheft device (70) from below, the left and right (95a, 95b) of the ceiling portion, and one vertical wall The automatic end according to claim 1, characterized in that the end (99) of the base and the under cover (98) extending from the other vertical wall (97L) are attached to the seat frame (27L, 27R). Motorcycle. The under cover (98) extends outward in the vehicle width direction through the lower side of the other seat frame (27L). The under cover (98) covers the side of the rear fender (68). A cover (71L) is provided, and the side cover (71L) is attached to the seat frame (27L),
The outer end (133) is reinforced by applying a part of the side cover (71L) to the outer end (133) in the vehicle width direction of the under cover (98) from below. The motorcycle according to claim 1 or 2.   The motorcycle according to claim 3, wherein a lower portion of the side cover (71L) is fastened to the under cover (98).   The motorcycle according to any one of claims 1 to 4, wherein the seat frame (27L) is provided with an anti-theft device stay (73) for supporting the anti-theft device (70).   The motorcycle according to claim 1 or 2, wherein the anti-theft device stay (73) to which the anti-theft device (70) is attached is formed integrally with the rear fender (68). The left and right seat frames (27L, 27R) extend from the body frame (11) to the rear of the vehicle and support the seat (15) on which the occupant sits, and the left and right seat rails (28L, 28R). From left and right rear sub-pipes (29L, 29R) that extend obliquely upward from the vehicle body frame (11) below the rails (28L, 28R) and are connected to the left and right seat rails (28L, 28R) at the rear. Become
The anti-theft device stay (73) is arranged at a position behind the joining point (132) where the rear portion of the rear sub pipe (29L) joins the seat rail (28L) and in the vicinity of the joining point (132). The motorcycle according to claim 5 or 6, wherein the motorcycle is characterized.

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