JP7401489B2 - Electrical component arrangement structure - Google Patents

Description

The present invention relates to an electrical component arrangement structure.

Conventionally, a straddle-type vehicle has an air cleaner connected to a main frame, and an electronic control unit (ECU) fixed to the outer surface of one side of the air cleaner in the vehicle width direction and controlling an alternating current generator (ACG) starter. , (for example, see Patent Document 1). The ACG starter is located on the same side of the vehicle in the left and right direction as the ECU. The ACG and ECU are placed in front and behind the main frame. The ECU is electrically connected to the ACG starter with a harness. The harness extends from the ECU and connects to the ACG starter via the mating surfaces of the crankcase and side cover.

Patent No. 6695921

However, if the harness connected to the ECU and ACG starter vibrates due to external factors such as vehicle vibration, it may come into contact with peripheral parts such as the crankcase and sand cover.

An object of the present invention is to prevent the harness from coming into contact with peripheral components without increasing the number of components in an electrical component arrangement structure in which a harness is connected to a control unit.

As a means for solving the above problems, aspects of the present invention have the following configurations.
(1) The electrical component arrangement structure according to an aspect of the present invention includes a frame (20) which is the skeleton of a motorcycle that has a drive device (11) mounted on the vehicle body , the drive device (11), and the frame (20). ), the air cleaner (40) purifies the outside air supplied to the drive device (11); and at least one A control unit (52) fixed at a fixed point (P1), and a harness (142) connected to the control unit (52), the harness (142) being connected to the at least one fixed point in a side view. The harness (142) has one side connected to the control unit (52) and the other side connected to the control unit (52) based on a portion (142a) that overlaps with the fixed point (P1) in side view. The control unit (52) is provided on the outer surface (80a) of one side of the air cleaner (40) in the vehicle width direction, and is fixed to at least one side of the air cleaner (40) when viewed from the front of the vehicle. (281), a part of the control unit (52) is fixed via a stay (100) at a position that does not overlap with the air cleaner (40) when viewed from the side of the vehicle, and a part of the control unit (52) is ) is arranged at a position that does not overlap with the air cleaner (40) when viewed from the side of the vehicle .
Here, the fixed point (P1) means the center position of the part where the control unit (52) is fixed when viewed from the side.

( 2 ) In the electrical component arrangement structure described in ( 1 ) above, the harness (142) may be arranged outward in the vehicle width direction from the at least one fixing point (P1).

( 3 ) In the electrical component arrangement structure described in (1) or (2) above, the fixed points (PA, PB) are fixed on both outer sides of one direction and the other direction connected to the harness (142). and the at least one fixing point (P1) may be provided on the stay (100).

According to the electrical component arrangement structure according to the above (1) of the present invention, the frame, the drive device, the air cleaner that is connected to the frame and purifies the outside air supplied to the drive device, and one side of the air cleaner. and a harness connected to the control unit, the harness overlaps the at least one fixing point in a side view, and has the following features: It has the effect of
For example, if the harness does not overlap the fixed point of the control unit when viewed from the side, if the harness vibrates due to external factors such as vehicle vibration, there is a possibility that the harness will come into contact with peripheral parts located on the inside of the fixed point in the vehicle width direction. is high. In this case, in order to prevent the harness from coming into contact with peripheral parts, it is necessary to newly provide a fixing member for fixing the harness. In contrast, according to this configuration, the harness overlaps at least one fixed point of the control unit when viewed from the side, so that even if the harness vibrates due to external factors such as vehicle vibration, the harness can be fixed in the vehicle width direction by the fixed point. Since the inward movement is restricted, it is possible to avoid the harness from coming into contact with peripheral parts located on the inside of the fixed point in the vehicle width direction. In addition, there is no need to newly provide a fixing member for fixing the harness. Therefore, the harness can be prevented from coming into contact with peripheral parts without increasing the number of parts. In addition, the harness can be arranged more compactly than when the harness does not overlap the fixed point of the control unit when viewed from the side.

According to the electrical component arrangement structure described in the above ( 1 ) of the present invention, the harness has wires on both sides connected to the control unit in one direction and the other direction, based on the portion that overlaps with the fixed point in side view. Being fixed has the following effects.
Vibration of the harness due to external factors can be suppressed. This can prevent the harness from coming into contact with surrounding peripheral parts including the fixing point. Therefore, it is possible to prevent the harness from coming into contact with peripheral components while suppressing the vibration of the harness.
In addition, vibration of the harness can be suppressed more effectively than when the harness is fixed only in one direction connected to the control unit based on the part that overlaps with the fixed point in side view. can. In addition, if the fixed parts of the harness on both sides of the harness are located near the control unit based on the part that overlaps with the fixed point in side view, the space near the control unit can be used effectively to arrange the harness compactly. be able to.

According to the electrical component arrangement structure described in ( 1 ) above of the present invention, the control unit is provided on the outer surface of the air cleaner on one side in the vehicle width direction, and overlaps at least a portion of the air cleaner when viewed from the front of the vehicle. This produces the following effects.
For example, if the control unit is provided on the outer surface of the air cleaner on one side in the vehicle width direction and is placed in a position that does not overlap with the air cleaner when viewed from the front of the vehicle, the presence of the control unit will limit the capacity of the air cleaner. there is a possibility. In contrast, according to this configuration, the control unit overlaps at least a portion of the air cleaner when viewed from the front of the vehicle, so that the capacity of the air cleaner can be secured in the portion that overlaps with the control unit when viewed from the front of the vehicle. Therefore, the capacity of the air cleaner can be secured while the control unit is disposed on the outer surface of the air cleaner on one side in the vehicle width direction.

According to the electrical component arrangement structure described in ( 2 ) above of the present invention, the harness is disposed further outward in the vehicle width direction than at least one fixing point, thereby achieving the following effects.
Since the harness can be installed after the control unit is fixed to the vehicle, ease of assembly can be improved with a simple configuration. In addition, in the case where a cover member such as a side cover is provided, if the harness is disposed outside the fixing point in the vehicle width direction, the harness is likely to be covered by the cover member. Therefore, compactness and appearance can be improved without increasing the size of the cover member.

According to the electrical component arrangement structure described in ( 1 ) above of the present invention, a part of the control unit is fixed via the stay at a position that does not overlap with the air cleaner when viewed from the side of the vehicle, and at least one fixing point is fixed to the side of the vehicle. By being placed in a position that does not overlap with the air cleaner when viewed from the side, the following effects are achieved.
A part of the control unit and at least one fixed point are arranged in a position that does not overlap with the air cleaner when viewed from the side of the vehicle, so that all of the control unit and fixed points are arranged at a position that overlaps with the air cleaner when viewed from the side of the vehicle. Compared to this, heat from the control unit can be easily dissipated through the stay. In addition, when at least one fixing point is placed near the air cleaner when viewed from the side of the vehicle, the harness can be routed by effectively utilizing the space near the air cleaner.

According to the electrical component arrangement structure described in ( 3 ) above of the present invention, at least one and at least one of the fixed points PA and PB fixed on both outer sides of one direction and the other direction connected to the harness are fixed. By providing the two fixed points P1 on the stay, the following effects are achieved.
Since at least one of the fixed points PA, PB and at least one fixed point P1 are provided on the same stay, the fixed points PA, It is possible to assemble while maintaining the positional relationship of at least one of the PBs and at least one fixed point P1. Therefore, ease of assembly can be improved without increasing the number of parts.

FIG. 1 is a left side view of the motorcycle according to the first embodiment. FIG. 1 is a top view of the motorcycle according to the first embodiment. FIG. 2 is a left side view of the electrical component arrangement structure according to the first embodiment. FIG. 3 is a top view of the electrical component arrangement structure according to the first embodiment. 4 is a view taken along the V arrow in FIG. 3. FIG. 4 is a diagram including a VI-VI cross section in FIG. 3. FIG. FIG. 3 is a left side view showing a state in which the stay is attached according to the first embodiment. 8 is a diagram showing a state in which the stay is removed in FIG. 7. FIG. FIG. 2 is a block diagram of an electrical component arrangement structure according to the first embodiment. FIG. 7 is a left side view of an electrical component arrangement structure according to a second embodiment. 11 is a diagram including a cross section taken along the line XI-XI in FIG. 10. FIG.

Embodiments of the present invention will be described below with reference to the drawings. Note that the directions such as front, rear, left, and right in the following description are the same as the directions of the vehicle described below unless otherwise specified. In addition, arrow FR indicating the front of the vehicle, arrow LH indicating the left side of the vehicle, arrow UP indicating the top of the vehicle, and vehicle body left-right center line CL indicating the left-right center position of the vehicle are shown at appropriate locations in the drawings used in the following explanation. There is.

<First embodiment>
<Entire vehicle>
FIG. 1 shows a motorcycle 1 as an example of a straddle-type vehicle. Referring to FIG. 1, a motorcycle 1 includes a front wheel 3 (steering wheel) steered by a bar-type handle 2, and a rear wheel 4 (driving wheel) driven by a power unit 10 including an engine 11 (drive device). ) and. Hereinafter, a motorcycle may be simply referred to as a "vehicle".

Steering system components including the handle 2 and the front wheels 3 are supported by a head pipe 21 on the front end side of the vehicle body frame 20 so as to be steerable. A handle steering shaft (not shown) connected to the handle 2 is inserted through the head pipe 21 .

The vehicle body frame 20 (frame) is the skeleton of the vehicle. For example, the vehicle body frame 20 is formed by joining multiple types of steel materials together by welding or the like. The vehicle body frame 20 includes a head pipe 21, a main frame 22, a down frame 23, a pivot plate 24, a seat rail 25, and a subframe 26.

The head pipe 21 is formed into a cylindrical shape through which a handle steering shaft (not shown) can be inserted. The head pipe 21 is inclined so that the upper end of the head pipe 21 is located at the rear and the lower end of the head pipe 21 is located at the front when viewed from the side of the vehicle.

The main frame 22 connects the head pipe 21 and the pivot plate 24. The main frame 22 has a shape in which a single pipe is curved into an L-shape when viewed from the side of the vehicle. The main frame 22 includes a first pipe portion 22a extending diagonally backward and downward from the head pipe 21, and a second pipe portion 22b extending curved downward from the rear end of the first pipe portion 22a, as viewed from the side of the vehicle. .

The down frame 23 extends diagonally rearward and downward at a steeper slope than the main frame 22 from a position below the connection portion with the main frame 22 on the head pipe 21 when viewed from the side of the vehicle. The down frame 23 gradually moves away from the first pipe portion 22a of the main frame 22 as it goes downward from the head pipe 21 in a side view of the vehicle.

A pair of left and right pivot plates 24 are provided so as to extend downward from the rear lower part of the main frame 22. The left and right pivot plates 24 extend downwardly from the lower end of the second pipe portion 22b of the main frame 22 in a side view of the vehicle. The lower ends of the left and right pivot plates 24 are connected to each other by a cross pipe (not shown) extending in the vehicle width direction.

A pair of left and right seat rails 25 are provided so as to extend rearward from the rear upper part of the main frame 22. The left and right seat rails 25 extend rearward from the rear portion of the first pipe portion 22a of the main frame 22 when viewed from the side of the vehicle. In a side view of the vehicle, the seat rail 25 includes a first rail part 25a (front-rear extending part) extending rearward from the rear part of the first pipe part 22a of the main frame 22, and a rearward and upper part extending from the rear end of the first rail part 25a. and an extending second rail portion 25b. As shown in FIG. 2, the first rail portion 25a is inclined such that the front end is located inward in the vehicle width direction and the rear end is located outward in the vehicle width direction when viewed from above. The second rail portion 25b extends rearward from the rear end of the first rail portion 25a when viewed from above.

As shown in FIG. 1, a pair of left and right subframes 26 are provided so as to extend rearward and upward from near the vertical center of the pivot plate 24. As shown in FIG. The subframe 26 connects the pivot plate 24 and the rear part of the seat rail 25. The sub-frame 26 is inclined such that the front end of the sub-frame 26 is located downward and the rear end of the sub-frame 26 is located upward when viewed from the side of the vehicle.

In FIG. 2, reference numeral 28 indicates a first cross member extending in the vehicle width direction so as to connect the first rails 25a of the left and right seat rails 25, and reference numeral 29 indicates a first cross member extending in the vehicle width direction so as to connect the first rails 25a of the left and right seat rails 25. A second cross member extending in the vehicle width direction, reference numeral 31 is the first step for the passenger to place his/her feet on, reference numeral 32 is the second step for the passenger to place his or her feet on, and reference numeral 33 is the second step 32 for the vehicle body. Each of the concatenated frames for concatenating to frame 20 is shown.

As shown in FIG. 1, the engine 11 is arranged below the main frame 22 and behind the down frame 23. Engine 11 is a power source for the vehicle. The engine 11 includes a crankshaft 15 extending in the vehicle width direction. For example, engine 11 is a single cylinder engine. The engine 11 includes a crankcase 16 that accommodates a crankshaft 15, and a cylinder 17 that stands diagonally forward and upward from the top of the crankcase 16. The cylinder 17 is integrally connected to the upper part of the crankcase 16.

The transmission 12 is provided at the rear of the crankcase 16. The rear part of the crankcase 16 also serves as a transmission case that houses a clutch and a transmission. The transmission 12 includes an output shaft (not shown) for extracting the power of the engine 11 to the outside.

The generator 13 uses the rotation (drive) of the engine 11 to generate electricity. The generator 13 is connected to the outer end (specifically, the left end) of the crankshaft 15 in the vehicle width direction. A case cover 18 that covers the generator 13 from the outside in the vehicle width direction is coupled to the left side of the crankcase 16. For example, the generator 13 is a rotating electrical machine that starts the engine 11 using an ACG (AC Generator), a so-called ACG starter motor. Although not shown, the generator 13 includes a stator fixed to a case cover 18 and an outer rotor provided on the crankshaft 15.

The power unit 10 is arranged at the front and rear center of the vehicle body frame 20. The front part of the power unit 10 is supported by the down frame 23 via an engine hanger 35. The rear part of the power unit 10 is supported by left and right pivot plates 24. A front end portion of a swing arm 36 is swingably supported by the left and right pivot plates 24 . The axle of the rear wheel 4 is supported at the rear of the swing arm 36. The output shaft of the transmission 12 and the axle of the rear wheels 4 are connected via a power transmission mechanism (for example, a chain type transmission mechanism) including a drive chain (not shown). A rear suspension 37 is interposed between the rear part of the swing arm 36 and the rear part of the vehicle body frame 20.

A fuel tank 7 is arranged above the cylinder 17. The fuel tank 7 is provided so as to cover the main frame 22 from above. A seat 8 for a passenger to sit on is arranged on the seat rail 25 behind the fuel tank 7. The seat 8 extends in the front-rear direction. The front part of the seat 8 is supported by the rear upper surface of the fuel tank 7.

An air cleaner 40 that purifies the air (outside air) supplied to the engine 11 is arranged behind the main frame 22 . As shown in FIG. 2, the air cleaner 40 is provided so as to straddle the left-right center line CL of the vehicle body when viewed from above. As shown in FIG. 1, the air cleaner 40 is arranged in a region surrounded by the seat rail 25, the second pipe portion 22b of the main frame 22, and the subframe 26 when viewed from the side of the vehicle.

An intake pipe 41 for supplying air to the engine 11 through an air cleaner 40 is connected to the upper part (rear part) of the cylinder 17 . The intake pipe 41 extends rearward from the cylinder 17 toward the air cleaner 40. A throttle body 42 containing a throttle valve is installed in the middle of the intake pipe 41.
An exhaust pipe 43 for discharging exhaust gas from the engine 11 is connected to the upper (front) part of the cylinder 17 . A muffler 44 (see FIG. 2) is connected to the downstream end (rear end) of the exhaust pipe 43.

In FIG. 1, reference numeral 5 denotes a pair of left and right front forks that support the front wheel 3, 6 a front fender that covers the upper part of the front wheel 3 from the rear and upper side between the left and right front forks 5, and 9 a front side surface of the fuel tank 7. A pair of left and right shrouds cover the fuel pump, and numeral 39 indicates a side cover (cover member).

<Electrical component arrangement structure>
The motorcycle 1 further includes an FI (fuel injection)-ECU 51 (electronic control unit) that controls the engine 11 and an ACG-ECU 52 (control unit) that controls the generator 13.
The FI-ECU 51 controls starting and stopping of the engine 11 based on start request and stop request signals output from the ignition switch in response to operations by a passenger.
The ACG-ECU 52 controls the power generation operation of the generator 13 and arbitrarily changes the amount of power generated by the generator 13.

The ACG-ECU 52 is provided separately from the FI-ECU 51. The ACG-ECU 52 is arranged on the same left side of the vehicle as the generator 13 (on one side in the vehicle width direction). The FI-ECU 51 is arranged on the same left side of the vehicle as the ACG-ECU 52 (on one side in the vehicle width direction). As shown in FIG. 2, the heavy battery 53 is placed on the right side of the vehicle. The battery 53 is disposed on the opposite side of the ACG-ECU 52 in the vehicle width direction.

In the embodiment, the FI-ECU 51, ACG-ECU 52, and generator 13 are arranged on the left side of the vehicle. The battery 53 is placed on the right side of the vehicle. The FI-ECU 51, the ACG-ECU 52, and the generator 13 are arranged on the opposite side of the battery 53 across the left-right center line CL of the vehicle body.

As shown in FIG. 1, the ACG-ECU 52 is placed behind the generator 13. ACG-ECU52 is arranged in front of FI-ECU51. The ACG-ECU 52 is closer to the generator 13 than the FI-ECU 51. The FI-ECU 51 and the ACG-ECU 52 each have a rectangular outer shape when viewed from the side of the vehicle. The FI-ECU 51 and the ACG-ECU 52 are each arranged to be tilted forward when viewed from the side of the vehicle. The FI-ECU 51 is tilted forward with an inclination closer to horizontal than the ACG-ECU 52 when viewed from the side of the vehicle.

The FI-ECU 51 and the ACG-ECU 52 are arranged between the pivot plate 24 and the subframe 26 in the longitudinal direction of the vehicle when viewed from the side of the vehicle. The FI-ECU 51 and the ACG-ECU 52 overlap the air cleaner 40 when viewed from the side of the vehicle. The FI-ECU 51 and the ACG-ECU 52 are arranged in an area surrounded by the second pipe portion 22b of the main frame 22, the seat rail 25, and the subframe 26 when viewed from the side of the vehicle. The FI-ECU 51 and the ACG-ECU 52 are arranged inside the cover member 39 in the vehicle width direction.

As shown in FIG. 2, the FI-ECU 51 and the ACG-ECU 52 are arranged between the first rail portion 25a of the left seat rail 25 and the connection frame 33 in the vehicle width direction. The rear part of the ACG-ECU 52 overlaps the front part of the FI-ECU 51 when viewed from above.
In FIG. 2, reference numeral 54 indicates a canister.

As shown in FIG. 3, the FI-ECU 51 and the ACG-ECU 52 are provided on the left side surface 80a (the outer surface on one side in the vehicle width direction) of the air cleaner 40. The FI-ECU 51 and the ACG-ECU 52 are fixed to the vehicle body frame 20 via an air cleaner 40 or the like.

The FI-ECU 51 is fixed to the left side surface 80a of the air cleaner 40 at a plurality of locations (for example, two locations in this embodiment). The air cleaner 40 includes an air cleaner main body 80 and a plurality of attachment parts 81 to 87 provided on the air cleaner main body 80. The air cleaner main body 80 and the plurality of attachment parts 81 to 87 are integrally formed from the same member.

The air cleaner main body 80 has a left side surface 80a facing a region sandwiched between the seat rail 25 and the subframe 26 on the left side of the vehicle when viewed from the side of the vehicle. As shown in FIG. 5, the left side surface 80a of the air cleaner main body 80 is inclined to be located on the left side of the vehicle as it goes downwards in the front view of the vehicle.

As shown in FIG. 3, the plurality of mounting portions 81 to 87 include a rear upper extending portion 81 extending upward from the upper rear portion of the air cleaner main body 80 and a rear upper extending portion 81 extending from the left side surface 80a of the air cleaner main body 80 to the left side. A pair of upper and lower lateral extending portions 82 and 83 extend, a front center extending portion 84 extending forward from near the front upper and lower center of the air cleaner main body 80, and a front lower extending portion 85 extending forward from the lower front side of the air cleaner main body 80. , a front upper mounting portion 86 provided at the upper front side of the left side surface 80a of the air cleaner main body 80, and a lower center mounting portion 87 provided near the lower front and back center of the left side surface 80a of the air cleaner main body 80. Reference numeral 89 in the figure indicates a drain tube extending forward and downward from near the left lower end of the air cleaner main body 80.

The rear upper extending portion 81 is formed in a plate shape that extends leftward from the upper rear portion of the air cleaner main body 80 and then extends upward toward the left side of the first rail portion 25a of the seat rail 25 on the left side of the vehicle. As shown in FIG. 4, a bracket 90 having a nut 91 is provided on the first rail portion 25a of the seat rail 25 on the left side of the vehicle. For example, the rear upper extending portion 81 can be fixed to the bracket 90 by screwing the bolt 92 into the nut 91 from the left side through the through hole of the rear upper extending portion 81 . The rear upper extending portion 81 of the air cleaner 40 is fixed to the first rail portion 25a of the seat rail 25 on the left side of the vehicle via a bracket 90. Note that in FIG. 4, illustration of the FI-ECU 51 is omitted.

The lateral extending portions 82 and 83 are formed in a plate shape extending leftward from the rear portion of the left side surface 80a of the air cleaner main body 80 (near the rear upper extending portion 81). As shown in FIG. 3, the lateral extensions 82 and 83 are inclined forward along the inclination of the FI-ECU 51 when viewed from the side of the vehicle. The pair of upper and lower lateral extensions 82 and 83 are arranged parallel to each other when viewed from the side of the vehicle.

The FI-ECU 51 is fixed to the left side surface 80a of the air cleaner 40 via a pair of upper and lower lateral extensions 82 and 83. The FI-ECU 51 includes a rectangular FI-ECU main body 110 that is tilted forward with an almost horizontal inclination when viewed from the side of the vehicle, and a lateral extending portion 82 that is provided on the top of the FI-ECU main body 110. An upper connecting part 111 that opens to allow insertion, a lower connecting part 112 that is provided at the bottom of the FI-ECU main body 110 and opens so that the lateral extending part 83 can be inserted, and a lower connecting part 112 that is provided at the front part of the FI-ECU main body 110. and a coupler portion 113 that is open upwardly and forwardly.

For example, the upper connecting portion 111 and the lower connecting portion 112 may be formed of an elastic member such as rubber so as to be able to elastically hold the FI-ECU 51. For example, the FI-ECU 51 may be rubber-mounted on the left side surface 80a of the air cleaner 40 by inserting the lateral extending portions 82 and 83 into the respective openings of the upper connecting portion 111 and the lower connecting portion 112.

The ACG-ECU 52 is fixed to the left side surface 80a of the air cleaner 40 via a stay 100. For example, the stay 100 is formed of a metal plate. As shown in FIG. 7, the stay 100 includes a stay main body 101 and a plurality of connecting parts 102 to 108 provided on the stay main body 101. The stay main body 101 and the plurality of connecting parts 102 to 108 are integrally formed of the same member.

As shown in FIG. 6, the stay main body 101 is disposed between the left side surface 80a of the air cleaner 40 and the ACG-ECU 52. The stay main body 101 is formed into a plate shape extending parallel to the left side surface 80a of the air cleaner 40. As shown in FIG. 3, the outer shape of the stay main body 101 has a shape that follows the outer shape of the ACG-ECU 52 when viewed from the side of the vehicle.

As shown in FIG. 7, the plurality of connecting portions 102 to 108 include a rear upper extending portion 102 extending forward and upward from the upper rear portion of the stay body 101, and a rear upper extending portion 102 extending rearward and downward from the lower rear portion of the stay body 101, as viewed from the side of the vehicle. a rear lower extending portion 103 extending forward, a front protruding portion 104 protruding forward from the upper front side of the stay body 101, and a front connection provided near the top and bottom center of the front side of the stay body 101 and connected to the lower side of the front protruding portion 104. 105 , a rear connecting portion 106 that projects rearward and upwardly from near the rear upper and lower center of the stay body 101 , a front upper extending portion 107 that extends forward from the upper front portion of the stay body 101 , and a lower side of the stay body 101 . and a lower front extending portion 108 extending leftward from the front portion.

As shown in FIG. 6, the rear upper extending portion 102 is formed in a plate shape that extends leftward from the upper rear portion of the stay main body 101 and then extends upward toward the left side of the front upper mounting portion 86 of the air cleaner 40. There is. As shown in FIG. 8, the front upper mounting portion 86 of the air cleaner is arranged near the rear end of the air supply pipe 41. As shown in FIG. A nut 93 is provided on the front upper mounting portion 86 of the air cleaner. As shown in FIG. 6, for example, by screwing the bolt 94 into the nut 93 from the left side through the through hole of the rear upper extending portion 102 of the stay 100, the rear upper extending portion 102 of the stay 100 is connected to the air cleaner 40. It can be fixed to the front upper mounting part 86.

As shown in FIG. 7, the rear lower extending portion 103 is formed in a plate shape extending rearward and downward from the lower rear portion of the stay body 101 in parallel with the stay body 101. As shown in FIG. A nut 95 is provided at the lower center mounting portion 87 of the air cleaner 40. For example, the rear lower extending portion 103 of the stay 100 is fixed to the lower central mounting portion 87 of the air cleaner 40 by screwing the bolt 96 into the nut 95 from the left side through the through hole of the lower rear extending portion 103 of the stay 100. can do.

The front protrusion 104 is formed in a plate shape that protrudes forward from the front upper part of the stay body 101 in parallel with the stay body 101. The outer shape of the front protrusion 104 has a curved shape along the front side of the head of the bolt 98 when viewed from the side of the vehicle. A nut 97 is provided on the front end side of the front center extending portion 84 of the air cleaner 40 . For example, the front protrusion 104 of the stay 100 can be fixed to the front central extension 84 of the air cleaner 40 by screwing the bolt 98 into the nut 97 from the left side through the through hole of the front protrusion 104 of the stay 100. can.
The stay 100 is fixed to the air cleaner 40 by bolts or the like at three locations: a rear upper extending portion 102, a rear lower extending portion 103, and a front protruding portion 104.

As shown in FIG. 3, the ACG-ECU 52 is fixed to the left side surface 80a of the air cleaner 40 via the front connection part 105 and the rear connection part 106 (see FIG. 7) of the stay 100. The ACG-ECU 52 includes a rectangular ACG-ECU main body 120 that is tilted forward with an inclination close to the vertical direction of the vehicle when viewed from the side of the vehicle, and a male threaded portion of a bolt that is provided at the front of the ACG-ECU main body 120. a front connection part 121 that is open so that it can be inserted therethrough; a rear connection part 122 that is provided at the rear of the ACG-ECU body 120 and that is opened so that the male threaded part of the bolt can be inserted therethrough; It includes an upper coupler part 123 that opens upward in the front and a lower coupler part 124 that is provided at the lower part of the ACG-ECU main body 120 and opens downward in the rear.

As shown in FIG. 7, the front connecting portion 105 and the rear connecting portion 106 of the stay 100 are provided with bolts 131 and 133, respectively, each having a male threaded portion facing leftward. As shown in FIG. 3, for example, each bolt 131, 133 is passed through each opening hole of the front connection part 121 and rear connection part 122 of the ACG-ECU 52 from the inside in the vehicle width direction, and each bolt 131, 133 is inserted from the left side. Screw the nuts 132 and 134 together. Thereby, the front connection part 121 and the rear connection part 122 of the ACG-ECU 52 can be fixed to the front connection part 105 and the rear connection part 106 of the stay 100, respectively.

As shown in FIG. 7, a part of the front connecting portion 105 of the stay 100 is disposed between the front center extending portion 84 and the front lower extending portion 85 of the air cleaner 40 when viewed from the side of the vehicle. As shown in FIG. 8, a space 88 is provided between the front center extending portion 84 and the front lower extending portion 85 of the air cleaner 40 when viewed from the side of the vehicle.

As shown in FIG. 7, a portion of the front connecting portion 105 of the stay 100 is located at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle (in other words, at a position that overlaps with the space 88 shown in FIG. 8). As shown in FIG. 3, a part of the front connection part 121 (part of the control unit) of the ACG-ECU 52 is located at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle via the stay 100 (in other words, as shown in FIG. 88).

As shown in FIG. 3, the ACG-ECU 52 is fixed to the stay 100 at two locations, a front connection portion 121 and a rear connection portion 122, with bolts or the like. The ACG-ECU 52 is fixed to the stay 100 at two fixed points P1 and P2. Here, the fixed point means the center position of the part where the ACG-ECU 52 is fixed when viewed from the side of the vehicle. In this embodiment, the fixing point corresponds to the axial center position of the bolt (specifically, the left end of the bolt axis) when viewed from the side of the vehicle.

The fixing point P1 (hereinafter also referred to as "front fixing point P1") of the front connection part 121 of the ACG-ECU 52 is located between the front end side (bolt 98) of the front center extending part 84 of the air cleaner 40 and the front downward extension. It is arranged between the front end side of the existing portion 85. The front fixed point P1 of the ACG-ECU 52 is arranged at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle.

On the other hand, a fixed point P2 (hereinafter also referred to as "rear fixed point P2") of the rear connection portion 122 of the ACG-ECU 52 is arranged at a position overlapping the air cleaner 40 when viewed from the side of the vehicle. The rear fixed point P2 of the ACG-ECU 52 is located near the front of the lower side extending portion 83 when viewed from the side of the vehicle.

In this embodiment, the front fixing point P1 and the rear fixing point P2 are provided on the stay 100. As shown in FIG. 7, when focusing on the stay 100 as viewed from the side of the vehicle, the front fixing point P1 corresponds to the axial center position of the bolt 131 provided on the front connecting portion 105 of the stay 100, and the rear fixing point P2 This corresponds to the axial center position of the bolt 133 provided in the rear connecting portion 106 of the stay 100.

As shown in FIG. 9, each element such as the FI-ECU 51, ACG-ECU 52, generator 13, and battery 53 has a circuit structure including a first electric wire 61, a second electric wire 62, a third electric wire 63, and a fourth electric wire 64. The electrical connections are made as follows.

The first electric wire 61 electrically connects the FI-ECU 51 and the ACG-ECU 52. A second electric wire 62 electrically connects the generator 13 and the ACG-ECU 52 . A third electric wire 63 electrically connects the high potential side terminal of the battery 53 and the ACG-ECU 52. A fourth electric wire 64 electrically connects the high potential side terminal of the battery 53 and the ACG-ECU 52. A fuse 70 and a switching element 71 are provided in the middle of the fourth electric wire 64 .

In FIG. 9, numeral 65 is a main harness including electric wires connected to the FI-ECU 51, etc., numeral 66 is an electric wire connecting the midway part of the first electric wire 61 and the generator 13, and numeral 67 is a main harness that is connected to the ACG-ECU 52. Reference numeral 68 indicates a grounding wire connected to the low potential side terminal of the battery 53.

As shown in FIG. 3, the main harness 65 is branched into a first harness 140 connected to the FI-ECU 51 and a second harness 142 connected to the ACG-ECU 52. The first harness 140 and the second harness 142 are branched from the main harness 65 below the upper edge 20a of the vehicle body frame 20. The first harness 140 and the second harness 142 are branched from the main harness 65 below the upper edge 25a1 of the first rail portion 25a of the seat rail 25.

The first harness 140 and the second harness 142 are branched from the main harness 65 below the central axis C1 of the first rail portion 25a. Here, the central axis C1 of the first rail portion 25a means the central axis of the first rail portion 25a (front-rear extending portion) extending in the front-rear direction. The central axis C1 of the first rail portion 25a extends linearly in the front-rear direction when viewed from the side of the vehicle.

A harness guide section 150 that guides the main harness 65 is provided on the first rail section 25a. For example, the harness guide section 150 is formed of a metal member. The harness guide section 150 includes a curved section 150a that curves toward the left side along the outer circumference of the main harness 65 and guides the main harness 65 along the outer circumference of the first rail section 25a, and a rear end of the curved section 150a. The connecting portion 150b extends rearward from the inner end in the vehicle width direction and is connected to the first rail portion 25a. For example, the coupling portion 150b of the harness guide portion 150 is coupled to the first rail portion 25a by welding. The first harness 140 and the second harness 142 are branched from a portion after the main harness 65 passes through the harness guide section 150.

The first harness 140 and the second harness 142 are branched from the main harness 65 on the outer side in the vehicle width direction than the first rail portion 25a. After branching from the main harness 65, the first harness 140 and the second harness 142 extend toward the coupler parts 113, 143 of each ECU 51, 52 on the outer side in the vehicle width direction than the first rail part 25a.

A coupler 141 of a first harness 140 branching from the main harness 65 is connected to the coupler section 113 of the FI-ECU 51 . The first harness 140 branches from the main harness 65 and extends backward and downward toward the coupler section 113 of the FI-ECU 51, as viewed from the side of the vehicle.

The coupler section 113 of the FI-ECU 51 has a connection port 113a between the FI-ECU 51 and the first harness 140. The connection port 113a of the coupler portion 113 is open in the longitudinal direction of the vehicle. For example, the FI-ECU 51 and the first harness 140 can be connected by inserting the coupler 141 of the first harness 140 into the connection port 113a of the coupler section 113 from the front.

The first harness 140 is arranged between the upper edge of the first rail portion 25a and the ACG-ECU 52. The first harness 140 is disposed between the center axis C1 of the first rail portion 25a and the upper end of the ACG-ECU main body 120 when viewed from the side of the vehicle.

As shown in FIG. 6, the front upper mounting portion 86 of the air cleaner 40 includes an extending portion 86a extending outward in the vehicle width direction toward the rear upper extending portion 102 (the portion fixed to the stay 100) of the stay 100. . The extending portion 86a extends from the upper front side of the left side surface 80a of the air cleaner main body 80 to the left side of the upper end of the rear upper extending portion 102 of the stay 100. The extending portion 86a supports the first harness 140 from below. A portion of the lower outer periphery of the first harness 140 is in contact with the upper surface of the extending portion 86a.

As shown in FIG. 3, a coupler 143 of a second harness 142 branching from the main harness 65 is connected to the lower coupler portion 124 of the ACG-ECU 52. For example, the second harness 142 includes at least one of the electric wires 61 to 64 described above. In a side view of the vehicle, the second harness 142 branches from the main harness 65, passes near the front of the ACG-ECU body 120, extends downward while curving, and then extends backward toward the lower coupler portion 124 of the ACG-ECU 52. It extends upward while curving.

In FIG. 3, reference numeral 148 denotes a harness (corresponding to a harness connecting the ACG-ECU 52 and the generator 13) including at least the above-mentioned electric wire 62, and 149 denotes a harness 148 connected to the lower coupler section 124 of the ACG-ECU 52. A coupler (corresponding to a coupler adjacent to coupler 143 of second harness 142) is shown. When viewed from the side of the vehicle, the harness 148 extends from the generator 13 (see FIG. 1) near the bottom of the ACG-ECU main body 120 and inside the second harness 142 in the vehicle width direction, curves rearward, and then extends from the ACG-ECU main body 120 while curving rearward. It extends while curving upward toward the lower coupler part 124 of the ECU 52 (specifically, the part of the lower coupler part 124 on the rear side of the part to which the coupler 143 of the second harness 142 is connected). For example, a midway portion of the harness 148 may be fixed to the vehicle body or the like by a fixing member (not shown). For example, a midway portion of the harness 148 may be fixed to a midway portion of the second harness 142 (for example, a portion of the second harness 142 that overlaps the harness 148 in a side view) by a fixing member (not shown).

A coupler 145 of a harness 144 extending from a midway portion of the second harness 142 is connected to the upper coupler portion 123 of the ACG-ECU 52 . The harness 144 extends from the middle of the second harness 142 toward the upper coupler section 123 of the ACG-ECU 52 while being curved rearward and downward when viewed from the side of the vehicle.

The second harness 142 connected to the lower coupler portion 124 of the ACG-ECU 52 overlaps the front fixed point P1 when viewed from the side of the vehicle. The second harness 142 is connected to the ACG-ECU 52 on both outer sides, one direction side and the other direction side, based on a portion 142a that overlaps with the front fixed point P1 (hereinafter also referred to as “overlapping portion 142a”) when viewed from the side of the vehicle. It is fixed at . In this embodiment, the second harness 142 is fixed above and below the overlapping portion 142a.

As shown in FIG. 5, the second harness 142 includes an upper fixing member 151 provided above the overlapping portion 142a and a lower fixing member 152 provided below the overlapping portion 142a. is fixed. In FIG. 5, reference numeral 146 indicates another harness, and reference numeral 153 indicates another fixing member for fixing the other harness 146 to the stay 100.

The upper fixing member 151 includes a restraining part 151a that has an annular shape along the outer periphery of a portion above the overlapping part 142a of the second harness 142 and restrains the second harness 142, and a restraining part 151a that is provided on the outer periphery of the restraining part 151a and that is connected to the stay 100. and an engaging portion 151b that engages with the front upper extending portion 107 of. As shown in FIG. 3, the restraining portion 151a of the upper fixing member 151 is arranged near the upper front of the front end of the ACG-ECU main body 120 when viewed from the side of the vehicle. As shown in FIG. 5, the engaging portion 151b of the upper fixing member 151 is arranged on the inner side in the vehicle width direction than the front end side of the upper front extending portion 107 of the stay 100. As shown in FIG.

As shown in FIG. 3, the lower fixing member 152 includes a restraining part 152a that has an annular shape along the outer periphery of a portion of the second harness 142 below the overlapping part 142a and restrains the second harness 142, and a restraining part 152a that restrains the second harness 142. The engagement part 152b is provided on the outer periphery of the stay 152a and engages with the lower front extension part 108 of the stay 100. The restraining portion 152a of the lower fixing member 152 is arranged near the front of the lower end of the ACG-ECU main body 120 when viewed from the side of the vehicle. The engaging portion 152b of the lower fixing member 152 is arranged closer to the lower end of the ACG-ECU main body 120 than the lower front extending portion 108 of the stay 100.

As shown in FIG. 5, the upper front extending portion 107 of the stay 100 has a plate shape that extends leftward from the upper front portion of the stay main body 101 and then extends forward inward in the vehicle width direction of the second harness 142. is formed. An engagement hole is provided on the front end side of the front upper extension portion 107 of the stay 100, into which the engagement portion of the upper fixing member 151 can engage. For example, with the portion of the second harness 142 above the overlapping portion 142a being restrained by the restraining portion 151a of the upper securing member 151, the engaging portion 151b of the upper securing member 151 is inserted from the left side of the front upper extending portion 107. Engage with the engagement hole. Thereby, a portion of the second harness 142 above the overlapping portion 142a can be fixed to the front upper extending portion 107 of the stay 100 via the upper fixing member 151.

As shown in FIG. 3, the front and lower extending portions 108 of the stay 100 are formed in a plate shape that extends leftward from the lower front portion of the stay body 101 and then extends rearward and downward toward the left side of the drain tube 89. has been done. An engagement hole into which the engagement portion 152b of the lower fixing member 152 can be engaged is provided in the front portion of the lower front extension portion 108 of the stay 100. For example, with the portion of the second harness 142 below the overlapping portion 142a being restrained by the restraining portion 152a of the lower securing member 152, the engaging portion 152b of the lower securing member 152 is extended from the lower front to the lower front. It engages with the engagement hole in the front part of part 108. Thereby, a portion of the second harness 142 below the overlapping portion 142a can be fixed to the lower front extending portion 108 of the stay 100 via the lower fixing member 152.

As shown in FIG. 5, the second harness 142 is arranged to the left of the front fixing point P1. The overlapping portion 142a of the second harness 142 is spaced further to the left than the nut 132. In the second harness 142, a portion between the restraining part 151a of the upper fixing member 151 and the restraining part 152a of the lower fixing member 152 is curved toward the left side when viewed from the front of the vehicle. When viewed from the front of the vehicle, the second harness 142 extends upward from the restraining portion 151a of the upper fixing member 151 so as to be positioned inward in the vehicle width direction.

For example, even when the second harness 142 vibrates due to external factors such as vehicle vibration, the upper fixing member 151 and the lower fixing member maintain a spaced apart state from surrounding peripheral parts including the nut 132. 152. As shown in FIG. 3, for example, the second harness 142 is connected to the upper fixing member 151 so as to maintain a spaced apart state from the ACG-ECU main body 120 even when the second harness 142 vibrates due to external factors such as vehicle vibration. It is fixed by a lower fixing member 152.

In this embodiment, harness fixing points (fixing points) fixed on both outer sides of one direction and the other direction connected to the second harness 142 are provided on the stay 100. Here, the harness fixing point means the center position of the portion of the stay 100 where the fixing members 151 and 152 are fixed. In this embodiment, the harness fixing point corresponds to the center position of the portion of the stay 100 where the engaging portions 151b, 152b of the fixing members 151, 152 are engaged.

As shown in FIG. 5, at the harness fixing point PA (hereinafter also referred to as "upper harness fixing point PA") at the engaging part 151b of the upper fixing member 151, the second harness 142 is restrained by the restraint part 151a when viewed from the front of the vehicle. It is located on the inner side in the vehicle width direction than the part where the As shown in FIG. 3, the second harness 142 overlaps with the upper harness fixing point PA when viewed from the side of the vehicle.

On the other hand, the harness fixing point PB (hereinafter also referred to as "lower harness fixing point PB") in the engaging portion 152b of the lower fixing member 152 is arranged at a position that does not overlap with the second harness 142 when viewed from the side of the vehicle. There is. As shown in FIG. 5, the second harness 142 overlaps the lower harness fixing point PB when viewed from the front of the vehicle.

Note that, as shown in FIG. 7, when focusing on the stay 100 as viewed from the side of the vehicle, the upper harness fixing point PA corresponds to the center position of the engagement hole of the front upper extending portion 107 of the stay 100. As shown in FIG. 5, when focusing on the stay 100 as seen from the front of the vehicle, the lower harness fixing point PB corresponds to the center position of the engagement hole in the front part of the lower front extension part 108 of the stay 100.

<Effect>
As described above, the motorcycle 1 of the above embodiment includes a body frame 20, an engine 11, an air cleaner 40 that is connected to the body frame 20 and purifies the outside air supplied to the engine 11, and a ACG-ECU 52 provided on the left side surface 80a and fixed at front fixed point P1 and rear fixed point P2, and a second harness 142 (hereinafter also simply referred to as "harness 142") connected to ACG-ECU 52. The harness 142 overlaps the front fixed point P1 when viewed from the side of the vehicle.
For example, if the harness 142 does not overlap the front fixed point P1 when viewed from the side of the vehicle, if the harness 142 vibrates due to an external factor such as vehicle vibration, the harness 142 may be attached to a peripheral component located inside the front fixed point P1 in the vehicle width direction. There is a high possibility that it will come into contact with In this case, in order to avoid the harness 142 coming into contact with peripheral parts, it is necessary to newly provide a fixing member for fixing the harness 142. On the other hand, according to the present configuration, the harness 142 overlaps the front fixed point P1 when viewed from the side of the vehicle, so that even if the harness 142 vibrates due to external factors such as vehicle vibration, the harness 142 is attached to the front fixed point P1. Since the movement inward in the width direction is restricted, it is possible to avoid the harness 142 coming into contact with peripheral parts located on the inner side in the vehicle width direction than the front fixing point P1. In addition, there is no need to newly provide a fixing member for fixing the harness 142. Therefore, the harness 142 can be prevented from coming into contact with peripheral parts without increasing the number of parts. In addition, the harness 142 can be arranged more compactly than when the harness 142 does not overlap the front fixed point P1 when viewed from the side of the vehicle.

In the embodiment described above, the harness 142 is fixed on both outer sides of one direction and the other direction connected to the ACG-ECU 52, based on a portion 142a that overlaps with the front fixed point P1 when viewed from the side of the vehicle.
According to this configuration, it is possible to suppress the harness 142 from vibrating due to external factors. Thereby, the harness 142 can be prevented from coming into contact with surrounding peripheral parts including the front fixing point P1. Therefore, it is possible to prevent the harness 142 from coming into contact with peripheral components while suppressing the vibration of the harness 142.
In addition, compared to the case where the harness 142 is fixed only in one direction connected to the ACG-ECU 52 based on the portion 142a that overlaps with the front fixed point P1 when viewed from the side of the vehicle, the vibration of the harness 142 is reduced. can be effectively suppressed. In addition, when the fixed parts of the harness 142 on both outer sides based on the part 142a that overlaps with the front fixed point P1 when viewed from the side of the vehicle are arranged near the ACG-ECU 52, the space near the ACG-ECU 52 can be effectively used. Therefore, the harness 142 can be arranged compactly.

In the embodiment described above, the harness 142 is disposed on the outer side in the vehicle width direction than the front fixing point P1, thereby achieving the following effects.
Since the harness 142 can be installed after the ACG-ECU 52 is fixed to the vehicle, ease of assembly can be improved with a simple configuration. In addition, when a cover member 39 such as a side cover is provided, if the harness 142 is disposed on the outer side in the vehicle width direction than the front fixing point P1, the harness 142 is likely to be covered by the cover member 39. Therefore, compactness and appearance can be improved without increasing the size of the cover member 39.

In the above embodiment, a part of the ACG-ECU 52 is fixed via the stay 100 at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle, and the front fixing point P1 is arranged at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle. By doing so, the following effects can be achieved.
By arranging a part of the ACG-ECU 52 and the front fixed point P1 at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle, the ACG-ECU 52 and all of the front fixed point P1 are located at a position where they overlap with the air cleaner 40 when viewed from the side of the vehicle. The heat of the ACG-ECU 52 can be more easily dissipated through the stay 100 than in the case where the stay 100 is arranged. In addition, when the front fixing point P1 is arranged near the air cleaner 40 when viewed from the side of the vehicle, the harness 142 can be routed by effectively utilizing the space near the air cleaner 40.

In the above embodiment, the harness fixing points PA, PB, the front fixing point P1, and the rear fixing point P2, which are fixed on both outer sides of one direction and the other direction connected to the harness 142, are provided on the stay 100. There is.
According to this configuration, since the harness fixing points PA, PB, the front fixing point P1, and the rear fixing point P2 are provided on the same stay 100, the vehicle body When assembling the harness, the harness can be assembled while maintaining the positional relationship between the harness fixing points PA, PB, the front fixing point P1, and the rear fixing point P2. Therefore, ease of assembly can be improved without increasing the number of parts.

The above embodiment includes a generator 13 that generates electricity by driving the engine 11, and the generator 13 is disposed on the same left side of the vehicle as the ACG-ECU 52, thereby achieving the following effects.
To shorten the length of the harness 142 when connecting the ACG-ECU 52 and the generator using the harness 142, compared to the case where the generator 13 is arranged on the opposite side in the vehicle width direction to the ACG-ECU 52. I can do it. Therefore, vibration of the harness 142 can be suppressed, the harness 142 can be prevented from coming into contact with peripheral parts, and the harness 142 can be arranged compactly.

<Second embodiment>
In the first embodiment, an example has been described in which the FI-ECU 51 is fixed to the left side surface 80a of the air cleaner 40 (see FIG. 3), but the present invention is not limited to this. As shown in FIG. 10, the second embodiment differs from the first embodiment described above in that the FI-ECU is not fixed to the left side surface 80a of the air cleaner. In addition, in the following description, the same code|symbol is attached|subjected about the structure similar to 1st Embodiment mentioned above, and description is abbreviate|omitted.

The air cleaner 40 includes an air cleaner main body 280 that bulges to the left of the ACG-ECU 52. The air cleaner main body 280 includes a bulging portion 281 that bulges leftward from the left side surface 80a of the air cleaner 40. The bulging portion 281 is disposed above and behind the ACG-ECU 52 (a portion corresponding to the FI-ECU 51 of the first embodiment) when viewed from the side of the vehicle.

As shown in FIG. 11, the left end of the bulging portion 281 is located to the left of the ACG-ECU 52 when viewed from the front of the vehicle. The upper end of the bulging portion 281 is located above the front upper mounting portion 86 of the air cleaner 40 when viewed from the front of the vehicle. The lower end of the bulging portion 281 is located below the upper coupler portion 123 of the ACG-ECU 52 when viewed from the front of the vehicle. The ACG-ECU 52 overlaps a part of the bulge 281 of the air cleaner 40 when viewed from the front of the vehicle.

As explained above, according to the motorcycle of the present embodiment, the ACG-ECU 52 is provided on the left side surface 80a of the air cleaner 40 and overlaps with a part of the air cleaner 40 when viewed from the front of the vehicle, thereby achieving the following effects. play.
For example, if the ACG-ECU 52 is provided on the left side surface 80a of the air cleaner 40 and is placed in a position that does not overlap with the air cleaner 40 when viewed from the front of the vehicle, the capacity of the air cleaner 40 will be limited by the presence of the ACG-ECU 52. there is a possibility. On the other hand, according to this configuration, the ACG-ECU 52 overlaps with a part of the air cleaner 40 (a part of the bulging part 281) when viewed from the front of the vehicle, so that the air cleaner 40 overlaps with the ACG-ECU 52 when viewed from the front of the vehicle. Capacity can be secured. Therefore, the capacity of the air cleaner 40 can be secured while the ACG-ECU 52 is disposed on the left side surface 80a of the air cleaner 40.

<Modified example>
In the above embodiment, the FI-ECU 51 is provided on the left side surface 80a of the air cleaner 40, but the present invention is not limited thereto. For example, the FI-ECU 51 may be provided on the right side of the air cleaner 40. For example, the FI-ECU 51 may be provided on one side of the air cleaner 40. For example, the manner in which the FI-ECU 51 is installed can be changed depending on required specifications.

In the above embodiment, the harness 142 overlaps with the front fixed point P1 when viewed from the side of the vehicle, and is fixed above and below the portion 142a which overlaps with the front fixed point P1 when viewed from the side of the vehicle. However, it is not limited to this. For example, the harness 142 may overlap with other fixed points (a plurality of fixed points) other than the front fixed point P1 when viewed from the side of the vehicle. For example, the harness 142 may be fixed on both outer sides of each portion that overlaps with a plurality of fixed points when viewed from the side of the vehicle. For example, when the harness extends in the longitudinal direction of the vehicle, it may be fixed in front and below a portion that overlaps with the front fixed point P1 when viewed from the side of the vehicle. For example, the manner in which the harness is fixed can be changed depending on required specifications.

In the embodiment described above, the harness 142 has been described as being disposed on the outer side in the vehicle width direction than the front fixing point P1, but the harness 142 is not limited thereto. For example, the harness 142 may be arranged on the inner side in the vehicle width direction than the front fixing point P1. For example, the arrangement of the harness 142 can be changed depending on required specifications.

In the embodiment described above, a part of the ACG-ECU 52 is fixed via the stay 100 at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle, and the front fixing point P1 is located at a position that does not overlap with the air cleaner 40 when viewed from the side of the vehicle. Although the explanation has been given using an example in which the information is arranged in For example, the ACG-ECU 52 and the front fixed point P1 may all be arranged at a position overlapping the air cleaner 40 when viewed from the side of the vehicle. For example, the arrangement of the ACG-ECU 52 and the front fixing point P1 with respect to the air cleaner 40 can be changed depending on required specifications.

In the above embodiment, an example has been described in which the generator 13 is provided with a generator 13 that generates electricity by driving the engine 11, and the generator 13 is arranged on the same left side of the vehicle as the ACG-ECU 52, but the invention is not limited to this. For example, the generator 13 may be placed on the opposite side in the vehicle width direction with respect to the ACG-ECU 52. For example, the arrangement of the generator 13 and ACG-ECU 52 can be changed according to required specifications.

In the above embodiment, the harness fixing points PA, PB, the front fixing point P1, and the rear fixing point P2, which are fixed on both outer sides of one direction and the other direction connected to the harness 142, are provided on the stay 100. Although the explanation has been given using an example, it is not limited to this. For example, at least one of the harness fixing points PA and PB and the front fixing point P1 may be provided on the stay 100, and the rear fixing point P2 may not be provided on the stay 100. For example, at least one of the harness fixing points PA, PB, the front fixing point P1, and the rear fixing point P2 may be provided on a member different from the stay 100. For example, the manner in which each fixed point is installed can be changed depending on required specifications.

In the above embodiment, the FI-ECU 51 that controls the engine 11 and the ACG-ECU 52 that controls the generator 13 are provided separately, but the present invention is not limited to this. For example, only a single control unit that controls the engine 11 and the generator 13 may be provided as a control unit. For example, the aspect of the control unit can be changed depending on required specifications.

In the above embodiment, an example has been described in which the harness 142 connected to the ACG-ECU 52 is fixed on both sides of the portion 142a that overlaps the front fixed point P1 when viewed from the side of the vehicle, but the present invention is not limited to this. For example, when the harness 140 connected to the FI-ECU 51 overlaps a fixed point when viewed from the side of the vehicle, the harness 140 may be fixed on both outsides of the portion where it overlaps the fixed point when viewed from the side of the vehicle. For example, the manner in which the harness connected to the control unit is fixed can be changed depending on required specifications.

Although the above embodiment has been described using an example in which the ACG-ECU 52 overlaps a part of the air cleaner 40 when viewed from the side of the vehicle, the present invention is not limited to this. For example, the control unit may be overhanging the drive device side so as not to overlap a part of the air cleaner, and the fixing point may be provided on the drive device side of the control unit. For example, if the control unit were to overhang, it would be necessary to provide a protective member to prevent the harness from coming into contact with a member located inside the drive device or the fixing point in the vehicle width direction. On the other hand, according to the embodiment, the harness overlaps the fixed point of the control unit when viewed from the side of the vehicle (in other words, it is arranged so that it passes over the fixed point), so that the harness can make contact without increasing the number of parts. can be avoided.

Although the above embodiment has been described using an example in which the engine is a single-cylinder engine, the present invention is not limited to this. For example, the engine may be a multi-cylinder engine. For example, the aspect of the engine can be changed depending on the required specifications.

Although the above embodiment has been described using an engine as an example of the drive device, the present invention is not limited to this. For example, the drive device may be a device other than an engine (internal combustion engine), such as an electric motor. For example, the drive device may be a prime mover such as an electric motor, a heat engine, or a fluid machine, or a device that combines at least two of the prime movers. For example, the aspect of the drive device can be changed depending on required specifications.

In the embodiment described above, a motorcycle with an engine mounted on the body side has been described as an example of a straddle-type vehicle, but the present invention is not limited to this. For example, the saddle type vehicle may be a unit swing type motorcycle. For example, the aspect of the straddle-type vehicle can be changed depending on required specifications.

Note that the present invention is not limited to the above-described embodiments, and may be applied to straddle-type vehicles other than motorcycles. For example, the straddle-type vehicle includes all vehicles in which the driver rides astride the body of the vehicle, and includes not only motorcycles (including motorized bicycles and scooter-type vehicles) but also three-wheeled vehicles (one front wheel and two rear wheels). In addition, vehicles with two wheels in the front and one wheel in the rear are also included. Further, the present invention is applicable not only to motorcycles but also to four-wheeled vehicles such as automobiles (four-wheeled buggies, etc.).

Further, the present invention may be applied to vehicles other than saddle type vehicles (passenger cars, buses, trucks, etc.). Furthermore, the present invention is applicable not only to vehicles but also to vehicles and moving objects other than vehicles, such as aircraft, ships, construction machinery, and industrial machinery. For example, the present invention is applicable not only to vehicles but also to hand-powered lawn mowers, cleaning machines, and the like. Furthermore, the present invention is applicable not only to moving objects but also to fixed devices that are fixed at fixed positions. For example, the electrical component arrangement structure includes a frame, a drive device, an air cleaner that is connected to the frame and purifies outside air supplied to the drive device, and is provided on an outer surface of one side of the air cleaner, and , a control unit fixed at at least one fixed point, and a harness connected to the control unit, the harness need only overlap with the at least one fixed point in side view.
The configuration in the embodiment described above is an example of the present invention, and various changes can be made without departing from the gist of the present invention, such as replacing the constituent elements of the embodiment with well-known constituent elements.

1 Motorcycle (vehicle)
11 Engine (drive device)
13 Generator 20 Vehicle body frame (frame)
40 Air cleaner 52 ACG-ECU (control unit)
80a Left side of the air cleaner (outer surface on one side of the air cleaner)
100 Stay 142 Second harness (harness)
142a Overlapping part (part where the harness overlaps the fixed point in side view)
281 Air cleaner bulge (at least part of the air cleaner)
P1 Front fixed point (fixed point)
PA Upper harness fixing point (fixing point)
PB Lower harness fixing point (fixing point)

Claims (3)

A frame (20) that is the skeleton of a motorcycle with a drive device (11) mounted on the vehicle body side ;
the drive device (11);
an air cleaner (40) connected to the frame (20) and purifying outside air supplied to the drive device (11);
a control unit (52) provided on one outer surface (80a) of the air cleaner (40) and fixed at at least one fixing point (P1);
a harness (142) connected to the control unit (52),
The harness (142) overlaps the at least one fixed point (P1) in a side view,
The harness (142) is fixed on both outer sides of one direction and the other direction connected to the control unit (52) based on a portion (142a) that overlaps with the fixed point (P1) in side view ,
The control unit (52) is provided on an outer surface (80a) of one side in the vehicle width direction of the air cleaner (40), and overlaps at least a portion (281) of the air cleaner (40) when viewed from the front of the vehicle;
A portion of the control unit (52) is fixed via a stay (100) at a position that does not overlap with the air cleaner (40) when viewed from the side of the vehicle;
The at least one fixed point (P1) is arranged at a position that does not overlap with the air cleaner (40) when viewed from the side of the vehicle . The electrical component arrangement structure according to claim 1 , wherein the harness (142) is disposed further outward in the vehicle width direction than the at least one fixing point (P1). At least one of the fixed points (PA, PB) fixed on both outer sides of one direction and the other direction connected to the harness (142) and the at least one fixed point (P1) 100). The electrical component arrangement structure according to claim 1 or 2 .

Images