JP4681264B2 - Motorcycle tail lamp structure - Google Patents

Description

  The present invention relates to a tail lamp structure for a motorcycle, which is provided at the rear part of a motorcycle and has a stop lamp and a blinker lamp for allowing a succeeding vehicle to perceive a stop operation and a right / left turn intention.

  As shown in FIG. 5, the tail lamp 1 of a motorcycle is normally provided with a stop lamp 2 that is turned on when a brake is applied, and is turned right and left to the right and left of the stop lamp. The blinker lamps 3 and 4 indicating the direction are integrally formed and arranged.

  By the way, in recent years, a fuel cell motorcycle using a fuel cell as a driving force driving source is being put into practical use from the viewpoint of environmental protection. In this type of fuel cell two-wheeled vehicle, a gas cylinder storing a fuel gas (for example, hydrogen gas) for generating electric power from the fuel cell is mounted.

Here, in many cases, as shown in FIG. 2 of Patent Document 1, the gas cylinder has a longitudinal direction parallel to the longitudinal direction of the vehicle body, and a shut-off valve connected to the head of the gas cylinder faces the tail lamp side. It is arranged below the rear seat so as to face.

JP 2001-130468 A

  As can be understood from the above, when the fuel cell is caused to generate power, fuel gas is supplied to the fuel cell. Therefore, when all the fuel gas in the gas cylinder is consumed, the fuel cell motorcycle cannot run.

  In order to make the fuel cell vehicle run again, it is necessary to fill the gas cylinder with fuel gas. In order to perform filling, an introduction port that can be opened and closed in the gas cylinder and connected to a supply tube such as a fuel gas supply stand may be provided.

  By the way, the inlet of the gas cylinder is provided at the head of the gas cylinder as shown in FIG. Therefore, when the gas cylinder is arranged as shown in FIG. 2 of Patent Document 1, there is a problem that the inlet is blocked by the tail lamp.

  In order to avoid this problem, if the gas cylinder is arranged in a direction that intersects perpendicularly to the longitudinal direction of the fuel cell motorcycle, the gas cylinder is not installed when the length of the gas cylinder is larger than the vehicle body width of the fuel cell motorcycle. It will protrude from the car body.

  The present invention has been made to solve the above-described problems, and does not block driving fuel introduction ports such as gas cylinders and fuel tanks, and has good visibility from the following vehicle. The purpose is to provide a structure.

In order to achieve the above object, the present invention is a motorcycle tail lamp structure having a lower stop lamp and an upper stop lamp spaced apart from each other and a pair of left and right turn signal lamps.
The lower stop lamp, the upper stop lamp, and the turn signal lamp are arranged in a ring shape.

  With such a configuration, a space is formed inside the annular tail lamp structure. Therefore, since other instruments and mechanisms can be arranged in this space, various instruments and mechanisms can be mounted even in a motorcycle with a limited vehicle size.

  In this case, it is preferable that the lower stop lamp and the upper stop lamp are arranged symmetrically with respect to each other about a virtual line connecting the central portions of the left turn signal lamp and the right turn signal lamp. As a result, the following vehicle can quickly recognize that both stop lamps are lit.

  Moreover, it is preferable that the lower stop lamp, the upper stop lamp, the left turn signal lamp, and the right turn signal lamp have a long band shape. In this case, there is an advantage that the inner space of the tail lamp structure is increased.

  In order to introduce a driving fuel supplied to a driving source of a motorcycle as a preferable example of the one arranged inside the lower stop lamp, the upper stop lamp, the left turn signal lamp and the right turn signal lamp arranged in a ring shape, Can be mentioned. Here, the driving fuel is a fuel gas such as hydrogen gas in a fuel cell motorcycle, and gasoline in a so-called gasoline motorcycle in which an air-fuel mixture is exploded by an internal combustion engine.

  According to the present invention, since the lower stop lamp, the upper stop lamp, the left turn signal lamp, and the right turn signal lamp are arranged in an annular shape, a space is formed inside the annular body. Various mechanisms such as fuel inlets and instruments can be arranged.

  Moreover, the visibility from the following vehicle is not impaired by the arrangement as described above.

  Hereinafter, the motorcycle tail lamp structure according to the present invention will be described in detail with reference to the accompanying drawings by giving preferred embodiments in relation to the fuel cell motorcycle provided with the tail lamp structure.

  First, a fuel cell motorcycle will be described with reference to FIG. 1 which is a schematic right side view of the main part, FIG. 2 which is a schematic left rear perspective view of the main part, and FIG. 3 which is a schematic plan view of the main part. As can be understood from FIGS. 1 to 3, the scooter type fuel cell two-wheeled vehicle 10 is equipped with a fuel cell 12 and travels using electric power obtained from the fuel cell 12. Note that an auxiliary battery (not shown) that assists the fuel cell 12 is mounted on the fuel cell motorcycle 10 in the vicinity of the front fork.

  The fuel cell two-wheeled vehicle 10 includes a front wheel 14 that is a steering wheel, a rear wheel 16 that is a driving wheel, a handle 18 that steers the front wheel 14, a frame 20, and a seat 22 on which a driver and a passenger are seated.

  The frame 20 includes a head pipe 24 that pivotally supports a fork-type front suspension 23 at a front portion, and a pair of upper down frames 26R that are connected to the head pipe 24 and are inclined rearwardly downward toward the rear of the vehicle body. 26L and a pair of lower down frames 28R, 28L. The frame 20 further extends from the upper down frames 26R and 26L continuously upward and rearward toward the rear of the vehicle body and from the lower down frames 28R and 28L continuously toward the rear wheel 16. Lower frames 32R and 32L, and vertical frames 34R and 34L that connect the rear ends of the lower frames 32R and 32L and the substantially middle portions of the upper frames 30R and 30L. Of these, the seat 22 is provided above the upper frames 30R, 30L, and a tail lamp (not shown) is provided at the rear ends of the upper frames 30R, 30L.

  The fuel cell 12 is installed so as to incline slightly rearward in the rear part of the region defined by the upper frames 30R and 30L, the lower frames 32R and 32L, and the vertical frames 34R and 34L. It is mounted in the approximate center of the car body.

  In addition, a cooling system, which will be described later, is provided in front of the fuel cell 12 in a region defined by the upper frames 30R and 30L, the lower frames 32R and 32L, and the vertical frames 34R and 34L.

  The front wheel 14 is rotatably supported at the lower end portion of the front suspension 23. A handle 18 is connected to the upper part of the front suspension 23, and an instrument panel 38 is provided at the center of the handle 18.

  As shown in FIG. 2, the rear wheel 16 is supported by a swing arm 42 that can rotate around a pivot 40 provided in the vertical frames 34 </ b> R and 34 </ b> L, and drives the in-wheel motor 44 and the in-wheel motor 44. A motor driver 46 is provided. The in-wheel motor 44 and the motor driver 46 are water-cooled and have high efficiency and high output. A rear suspension 48 is provided in a lower portion of the fuel cell 12 so as to extend in the vehicle length direction, and both ends thereof are rotatably connected to the lower frames 32R and 32L and the swing arm 42.

  The fuel cell 12 is provided with a gas introduction system and a gas discharge system for generating power in the fuel cell 12. Among these, the gas introduction system includes a fuel cylinder 50 that stores fuel gas supplied to the fuel cell 12 in a high-pressure state, a resonator 54 that is attached to an intake port 52 that opens rearward and reduces intake noise, And an air cleaner 56 that takes in outside air through the resonator 54. The gas introduction system is further provided with a compressor 58 that compresses the air cleaned by the air cleaner 56 into a reaction gas, and an intercooler 59 that cools the reaction gas compressed by the compressor 58.

  The fuel cylinder 50 has a hemispherical cylindrical shape at both ends, and is provided at a position offset to the right from the center in the rear part of the vehicle body. Specifically, the fuel cylinder 50 extends in the vehicle length direction when viewed from above, and is provided so as to rise rearward along the seat 22 and the upper frame 30R when viewed from side.

  In the fuel cylinder 50, an inlet for supplying fuel gas is provided at an end facing the tail lamp, which will be described later, and a pipe joint 102 that can be closed and opened by the lid 100 is provided in the inlet. It is mated.

  The resonator 54 has a substantially rectangular vertical flat shape and is provided on the right side of the fuel cylinder 50. The rear end of the resonator 54 and the rear end of the air cleaner 56 are connected by a resin pipe 75.

  The air cleaner 56 has a slightly flat shape and is disposed so as to rise rearward below the rear portion of the fuel cylinder 50. The air that has passed through the air cleaner 56 is introduced into the right end of the compressor 58 through a short resin pipe 76. The compressor 58 is provided so as to extend in the vehicle width direction, and the right end portion is located below the central portion of the fuel cylinder 50.

  The intercooler 59 is provided below the front part of the fuel cylinder 50, and its air inlet and air outlet are connected to the compressor 58 and a humidifier 60 described later, respectively. The intercooler 59 cools the outside air compressed by the compressor 58 and supplies it to the humidifier 60. At the time of cold start, the intercooler 59 switches the bypass valve 78 to pass through the intercooler 59 and the humidifier 60. The compressed outside air is supplied to the fuel cell 12 without doing so.

  On the other hand, the gas discharge system adjusts the pressure inside the fuel cell 12 and the humidifier 60 that exchanges moisture between the reaction gas supplied to the fuel cell 12 and the spent reaction gas discharged from the fuel cell 12. Therefore, the back pressure valve 62 provided on the discharge side of the humidifier 60, the dilution box 64 for diluting the used reaction gas with the used oxygen gas, and the diluted reaction gas as the exhaust gas are silenced to the atmosphere. And a silencer 66 for discharging.

  The humidifier 60 has a long shape in the vehicle width direction and is provided between the compressor 58 and the fuel cell 12.

  The dilution box 64 is provided at the lower end between the pair of lower down frames 28R and 28L, and is disposed at a position lower than the fuel cell 12. Therefore, the moisture generated in the fuel cell 12 is easily collected in the dilution box 64, and the accumulated moisture is discharged from the lower surface portion of the dilution box 64.

  The dilution box 64 is connected to the front end of the first exhaust pipe 70, and exhaust gas is discharged from the first exhaust pipe 70. The first exhaust pipe 70 extends rearward from the center slightly in the lower frame 32L through the inside of the lower frame 32L. The rear end of the first exhaust pipe 70 communicates with one end of the second exhaust pipe 72 at the rear end portion of the lower frame 32L. The second exhaust pipe 72 is bent slightly above the connecting portion with the lower frame 32L and directed obliquely upward to the rear, and is connected to the silencer 66.

  The silencer 66 has a substantially rectangular vertical flat shape, is offset to the left from the center in the rear part of the vehicle body, and is provided to extend in the vehicle length direction at a position higher than the rear wheel 16. A discharge port 66 a for discharging exhaust gas from the silencer 66 is provided below the rear end of the silencer 66. The front-rear direction position of the discharge port 66a is located slightly behind the axle 16a of the rear wheel 16.

  1 and 2, reference numerals 80, 82, 84, 86, 88, and 90 respectively constitute a cooling system for efficiently generating power while maintaining the fuel cell 12 in an appropriate temperature range. The first radiator, the second radiator, the cooling fan that acts to ventilate the cooling fins of the first radiator 80, the two cooling fans that act to ventilate the cooling fins of the second radiator 82, the cooling The electric pump which circulates water is shown.

  Various cover members (cowls) are attached to the vehicle body configured as described above, and a tail lamp 104 shown in FIG.

  The tail lamp 104 includes a lower stop lamp 106, a left turn signal lamp 108, a right turn signal lamp 110, and an upper stop lamp 112 having substantially the same width. The lamps 106, 108, 110, and 112 are formed in an annular shape. Has been placed. In addition, when the height direction centers of the left turn signal lamp and the right turn signal lamp are connected by a virtual line L, the lower stop lamp 106 and the upper stop lamp 112 are arranged at line symmetrical positions with the virtual line L as the center. Yes.

  That is, the lower stop lamp 106 and the upper stop lamp 112 are attached to the panel 105 so as to be separated from each other. For this reason, in the panel 105, the location corresponding to the inner periphery of the annular tail lamp 104 is exposed.

  The lid 100 is exposed at this portion of the panel 105. In other words, the lid 100 is disposed on the inner periphery of the tail lamp 104.

  Further, the left turn signal lamp 108 is curved so as to indicate the left side of the vehicle body at the center thereof, while the right turn signal lamp 110 is curved so as to indicate the right side of the vehicle body at the center portion thereof.

  The tail lamp 104 according to the present embodiment is basically configured as described above. Next, the function and effect will be described.

  When the fuel cell motorcycle 10 is operated, a fuel gas such as hydrogen gas is supplied from the fuel cylinder 50 to the fuel cell 12, and compressed air as a reaction gas is supplied from the compressor 58. The fuel cell 12 generates electricity by hydrogen in the fuel gas and oxygen in the compressed air. The fuel cell motorcycle 10 travels using this power generation as a travel drive source.

  When the fuel cell motorcycle 10 is turned to the left during traveling, the left turn signal lamp 108 blinks when the driver operates the direction indicator. At this time, since the left turn signal lamp 108 is curved so that it points to the left and the center portion protrudes, the driver of the succeeding vehicle is coupled with the blinking of the left turn signal lamp 108 and this instruction. The traveling direction of the fuel cell motorcycle 10 can be clearly recognized. This effect can be obtained similarly when turning right.

  When making a right or left turn as described above or when decelerating to wait for a signal, the driver applies a brake to decelerate. At this time, the lower stop lamp 106 and the upper stop lamp 112 are turned on simultaneously. In addition, in this case, since the lower stop lamp 106 and the upper stop lamp 112 are arranged in line-symmetric positions, the following vehicle can simultaneously recognize that both the stop lamps 106 and 112 are lit. That is, in the tail lamp 104, the visibility of both stop lamps 106 and 112 is excellent.

  When the remaining capacity of the fuel gas in the fuel cylinder 50 is reduced, the driver opens the lid 100 and then connects the fuel gas supply tube installed in the fuel gas supply stand or the like to the pipe joint 102 to supply the fuel gas. Refill the fuel cylinder 50. At this time, since the lid 100 is exposed, it is not necessary to remove any of the lamps 106, 108, 110, and 112.

  That is, according to the present embodiment, the lamps 106, 108, 110, and 112 constituting the tail lamp 104 are arranged in an annular shape, so that the lid 100 can be exposed to the inner periphery of the tail lamp 104. For this reason, fuel gas can be easily replenished to the fuel cylinder 50. In other words, the tail lamp 104 is configured to be easily replenished with fuel gas.

  In summary, by configuring the tail lamp 104 as described above, visibility from the following vehicle can be ensured and fuel gas can be easily replenished.

  In the present embodiment, the fuel cell two-wheeled vehicle 10 that travels using the fuel cell 12 as a drive source has been described as an example. However, the present invention is not limited to this, and a general internal combustion engine travels as a drive source. It may be a motorcycle. In this case, a gasoline tank may be provided instead of the fuel cylinder 50.

  Further, the present invention is not particularly limited to the case where the tail lamp 104 is provided in an annular shape. For example, it may be provided in a rectangular shape (four-sided shape).

It is a principal part schematic right side view of the fuel cell two-wheeled vehicle incorporating the tail lamp which concerns on this Embodiment. FIG. 2 is a schematic left rear perspective view of a main part of the fuel cell motorcycle of FIG. 1. FIG. 2 is a schematic plan view of a main part of the fuel cell motorcycle of FIG. 1. It is a principal part rear schematic front view of the fuel cell two-wheeled vehicle which shows the tail lamp which concerns on this Embodiment. FIG. 5 is a schematic rear front view of a main part of a fuel cell motorcycle showing a tail lamp according to the prior art.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Fuel cell motorcycle 12 ... Fuel cell 20 ... Frame 38 ... Instrument panel 50 ... Fuel cylinder 58 ... Compressor 60 ... Humidifier 66 ... Silencer 80, 82 ... Radiator 84, 86, 88 ... Cooling fan 90 ... Electric pump 100 ... Lid 102 ... Pipe joint 104 ... Tail lamp 105 ... Panel 106, 112 ... Stop lamp 108, 110 ... Blinker lamp

Claims (5)

A motorcycle tail lamp structure (104) having a lower stop lamp (106) and an upper stop lamp (112) spaced apart from each other vertically and a pair of left and right turn signal lamps (108, 110) ,
The lower stop lamp (106) , the upper stop lamp (112) , the left turn signal lamp (108) and the right turn signal lamp (110) are arranged in an annular shape,
The lower stop lamp arranged in an annular (106), said upper stop lamp (112), the left winker lamp (108) and the right winker lamps (110) inwardly of the outer surface which is surrounded by, automatic two-wheeled vehicle (10) A tail lamp structure for a motorcycle (104) , characterized in that an introduction port for introducing drive fuel supplied to the drive source of (10) is exposed . The tail lamp structure (104) according to claim 1, wherein the lower stop lamp (106) and the upper stop lamp (112) are arranged between the central portions of the left turn signal lamp (108) and the right turn signal lamp (110). A motorcycle tail lamp structure (104) characterized by being arranged symmetrically with respect to each other about a connecting virtual line. The tail lamp structure (104) according to claim 1 or 2, wherein the lower stop lamp (106) , the upper stop lamp (112) , the left turn signal lamp (108) and the right turn signal lamp (110) are long bands. A tail lamp structure for a motorcycle (104) characterized by its shape. The tail lamp structure (104) according to any one of claims 1 to 3, wherein a lid (100) is provided at the introduction port. 5. The tail lamp structure (104) according to claim 1 , wherein each of the left turn signal lamp (108) and the right turn signal lamp (110) is connected to the upper stop lamp from the lower stop lamp (106). A tail lamp structure (104) for a motorcycle, wherein the tail lamp structure (104) is curved toward the left and right sides on the way to the ramp (112).

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