JP2003146280A - Motorcycle and its mounting method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make a motorcycle capable of being housed by shortening the length in the front and rear direction more compact. SOLUTION: This motorcycle is mainly composed of a front frame 1 supporting a front wheel FW and a steering mechanism of the front wheel FW; a rear frame 2 supporting a rear wheel RW acting as a driving wheel and a driving mechanism of the rear wheel RW; and a center frame 3 allowing the front and rear wheels 1, 2 to slide in the front and rear direction and supporting so as to freely expand and contract in the front and rear direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric motorcycle and a method for mounting the same on an electric motorcycle, and more particularly to an electric motorcycle that can be housed with a reduced length in the front-rear direction and a method for mounting the same.

[0002]

2. Description of the Related Art Conventionally, various structures have been proposed in order to make a motorcycle compact. JP-A-3-2157
According to Japanese Patent Laid-Open No. 9-58, the front wheels and its steering mechanism are fixedly mounted on the front part of a frame extending in the front-rear direction of the vehicle body, and the rear wheels and its drive unit (internal combustion engine) are slid forward to the rear part of the frame. A motorcycle has been proposed in which, when it is mounted in a trunk or the like of a four-wheeled vehicle by allowing it to move, it can be shortened in the front-rear direction to be compact.

[0003]

In the above-mentioned conventional technique, the front wheel is fixed to the frame, and only the rear wheel can slide on the frame. For this reason, the amount of reduction is limited only to the amount of sliding of the rear wheel, and there is a technical problem that sufficient compactness cannot be achieved.

An object of the present invention is to solve the above-mentioned problems of the prior art and to provide an electric motorcycle that can be made more compact.

[0005]

In order to achieve the above-mentioned object, a motorcycle according to the present invention includes a front frame supporting front wheels, a rear frame equipped with rear wheels and a drive unit thereof, the front frame and A center frame that supports the rear frame slidably in the front-rear direction is included.

According to the above-mentioned features, both the front frame and the rear frame can be slid in the front-rear direction with respect to the center frame, so that further compactification in the front-rear direction becomes possible.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view of a shortened storage type electric motorcycle that is an embodiment of the present invention. As shown in FIG. 2, a front frame 1 that supports a front wheel FW and its steering mechanism, and drive wheels. Rear frame 2 supporting the rear wheels RW and its drive mechanism
And a center frame 3 for supporting the front and rear frames 1 and 2 so that they can slide in the front-rear direction and extend and retract in the front-rear direction.

The front frame 1 cantilevers the front wheel FW from the left side, a handle bridge 108 connected to an upper end 107 of the front fork 106, and vertically slidable at both ends of the handle bridge 108. A pair of left and right handle shafts 102 (R, L) supported by the handle shaft 102
A pair of left and right handle grips (R, L) that are split and fastened to the upper ends of (R, L), and the handle shaft 102.
A meter unit 101 that rotatably supports the upper portion of (R, L) and two head pipe shaft portions 10 that rotatably support the front fork 106 and extend rearward.
The main structure is a tuning fork-shaped head pipe 103 including 3 (R, L).

The rear frame 2 is a swing arm 2 for supporting the rear wheel RW having a built-in drive motor from the left side in a cantilever manner.
01, a swing shaft 207 that swingably supports the swing arm 201, and the swing shaft 2
Seat post 202 rotatably supported by 07
And a pair of left and right side components 208 that support the swing shaft 207 as main components. A seat 203 and a backrest 204 are attached to the seat post 202.

The side component 208 (R,
L) is two openings 205 penetrating vertically in the front-back direction,
206 is provided. A secondary battery as a drive source and a control unit are housed in the lower portion of the seat 203, as will be described later in detail. Each side component 208
One of a pair of connectors 24 for electrically connecting the rear frame 2 and the center frame 3 is provided on both outer side surfaces of (R, L).
5 (R, L) are provided.

The center frame 3 is constructed by arranging a pair of left and right frame bodies 301 (R, L) in parallel with each other, and a pair of guide rollers 302 (R, L) in front of the upper portions of each.
Is fixed. At the bottom front, step 303
(R, L) are provided so that they can be accommodated by rotating upward. One of the connector pairs 245 for electrically connecting the center frame 3 and the rear frame 2 is provided on both side surfaces of the rear portion of the frame body 301 (R, L).
The other 345 (R, L) fitted with (R, L) is provided.

In such a structure, the shaft portion 103 (R, L) of the front frame 1 has the center frame 3
Is inserted into the opening of the guide roller 302 (R, L) of
The upper frame pipe 313 and the lower frame pipe 31 of the center frame 3 are provided in the openings 205 and 206 of the side component 208 of the rear frame 2.
4 are respectively penetrated.

The battery is housed in the lower portion of the seat 203 together with the control unit (see FIG. 37), and of the wirings L1 and L2 including the power line connected to the battery and the signal line connected to the control unit, the frame is on the left side of the vehicle body The wiring L2 routed along is connected to the drive motor in the swing arm 201 via the switch 209 and reaches the center frame 3 via the pair of connectors 245 and 345.

Further, the wiring L2 is connected to the guide roller 3
02 (L) and head pipe shaft portion 103 (L)
The head pipe shaft portion 103 (L) of the front frame 1 is reached via a pair of connectors 161 and 162 (see FIG. 20) provided on each of the rear ends and fitted with each other. Further, the wiring L2 is the handle shaft 102.
A pair of connectors 19 provided at the end of (L) and both ends of the handle bridge 108 and fitted with each other.
1, 192 to the meter unit 101.

The other wiring L1 routed along the frame on the right side of the vehicle body also reaches inside the center frame 3 and the front frame 1 except that it is not connected to the switch 209.

Next, a method of accommodating the above-described electric motorcycle in a private four-wheel vehicle will be described. The electric motorcycle according to the present embodiment, like a so-called one-box car or two-box car, has a vehicle body in the trunk space secured behind the rearmost seat of the vehicle in which the ceiling height of the vehicle compartment is maintained to the rear of the vehicle. It is housed in a shortened state.

FIG. 3 is a perspective view of the electric motorcycle of the present embodiment housed in the trunk space behind the rear seats as viewed from above the rear part of the left side of the vehicle, and FIG. 4 is a side view thereof.

A storage panel 4 is mounted in a trunk space secured behind a rear seat 5 of the vehicle. In this embodiment, two electric motorcycles can be accommodated side by side, and the wheel guide groove 401 is provided on the left and right of the storage panel 4.
And wheel supports 402 are provided respectively.

The rearmost seat 5 is composed of a seat seat surface 51, a seat back frame 52, and hold bars 53 provided on both sides of the seat surface 51, and has a lightweight structure without a backrest and a headrest. ing. In the rearmost seat 5, the seat 203 functions as a backrest by raising the seatpost 202 of the electric motorcycle housed in the rearward of the backrest 20.
4 will function as a headrest.

Further, in this embodiment, in order to make the seat designs uniform, as shown in FIG. 5, the seat surfaces 51, 71 of the rearmost seat 5 and the other seats 7, the seat back frame 52 are joined together. , 72 and the hold bars 53, 73 have a common design, and the backrest 703 and the headrest 70 are fixedly attached to the other seats 7.
4, the seat 203 and the backrest 2 of the motorcycle
It has the same design as 04. Therefore, the uniformity of the design of the rearmost seat 5 with the seatpost 202 of the motorcycle accommodated in the trunk space and the design of the other front seats 7 are ensured.

Next, with reference to FIGS. 6 and 7, a method of mounting the above-described electric motorcycle on a vehicle will be described.

As shown in FIG. 6, the rear hatch of the vehicle 8 on which the electric motorcycle is mounted preferably has a two-door structure of an upper hatch 851 that jumps upward and a lower hatch 852 that opens downward. The ground height h1 in the open state of the hatch 852 is preferably equal to the axle height h2 of the electric motorcycle.

When mounting the electric motorcycle in the trunk space, as shown in FIG. 7, first, the handle grip 1 is mounted.
With 04, pull the front wheel FW over the lower hatch 852,
Then, the rear wheels RW may be pulled up above the lower hatch 852, or the entire vehicle body may be lifted by the center frame 3 of the electric motorcycle and directly carried into the trunk space.

Next, with reference to FIGS. 8 to 11, a method of housing the above-mentioned electric motorcycle will be described. In addition,
Here, only the outline of the storage operation will be described, and the structure of each part for realizing the simple storage will be described in detail later.

FIG. 8A shows a stretched state in which the vehicle can run. After inserting the front wheel FW into the wheel guide groove 401 of the storage panel 4 and abutting against the wheel receiver 402, the handlebar lock described later is released. Further, the left and right L-shaped pandle shafts 102 are rotated inward by 90 °, and the handle shaft 102 is moved to the meter unit 101 as shown in FIG.
And push it down. At this time, the connector 191
(R, L) and 192 (RL) are released from each other and separated from each other, so that the power supply / signal line and the meter unit 1
01 and the headlight unit 105 are disconnected from the electrical connection.

Next, as shown in FIG. 9 (a), the front lock described later is released, and the front frame 1
The shaft portion 103 (R, L) of the center frame 3
And retreat along the guide roller 302. At this time,
Connector connectors 161, 162 for electrically connecting the front frame 1 and the center frame 3 (see FIG. 20)
Since the fitting is released and the two are separated from each other, the electrical connection between the frames is disconnected.

Next, as shown in FIG. 10, after releasing a rear lock described later, the side component 2
The forward switch 209 provided at 08 is operated to drive the rear wheels RW at a low speed in the forward direction to move the rear frame 2 forward. At this time, the direction of the frame is made to coincide with the front-rear direction of the four-wheel vehicle so that the rear wheel RW advances in the wheel guide groove 401.

The procedure for accommodating in a four-wheel vehicle is not limited to this, and for example, the handle shaft 102 may be replaced by the meter unit 1.
The forward switch 209 with the vehicle body mounted on the storage panel 4 in the trunk space in the state of being pushed downward together with 01 [Fig. 8 (b)] and the front wheel FW being in contact with the wheel receiver 402.
May be operated. In this case, the front frame 1
On the other hand, the rear frame 2 and the center frame 3 move forward simultaneously.

When the shortening of the vehicle body is completed as described above, finally, as shown in FIGS. 9 (b) and 11, the seat post 202 is raised around the swing shaft 207, and the seat 203 and the back of the seat post 202 are raised. Rest 20
4 are rotated to the backrest position and the headrest position of the rear seat 5, respectively.

As described above, in this embodiment, the two-wheeled vehicle is composed of the three frames 1, 2 and 3, and the front frame 1 and the rear frame 2 are slidable in the front-rear direction with respect to the center frame 3, so that they can be stored. It is possible to further reduce the total length of the motorcycle in the state as compared with the conventional one. By enabling such further shortening in the front-rear direction, the two-wheeled vehicle can be housed in the trunk space such that the front-rear direction thereof matches the front-rear direction of the four-wheeled vehicle. Therefore, by simply rotating the seat post 202 of the motorcycle, the seat 203 and the backrest 204 are
It can function as a backrest and a headrest of the rearmost seat 5.

That is, in this embodiment, the functional parts are shared by making the seat 203 and the backrest 204 of the electric motorcycle housed in the trunk space of the four-wheeled vehicle function as a part of the rear seat of the vehicle. , Space saving and weight saving are achieved.

Further, in this embodiment, since the electrical connection of each part is cut off in conjunction with the operation of shortening the body frame, not only the work at the time of compactification is simplified, but also the forgetting to cut off. It can be prevented.

In this embodiment, in conjunction with the swing operation of the swing shaft 207, as shown in FIG. 3 and FIG. 9B, from the bottom of the side component of the center frame 3 to the fastening described in detail later. The tool 323 projects downward, further penetrates the opening 403 of the storage panel 4, and is connected to the other fastener (not shown) mounted on the vehicle body side.

The fastener 323 is provided with an electric contact for the charging line, and by this fastening, both are mechanically fixed and at the same time, the charging current is supplied from the power line on the vehicle side to the electric motorcycle side. , The secondary battery of the electric motorcycle is charged.

Next, the structure of each of the frames 1, 2 and 3 and the mutual connecting mechanism will be described in detail.

FIG. 12 is a developed view showing a connecting mechanism between the main part of the center frame 3 and the rear frame 2, and FIG. 13 is a view showing a skeletal structure of the center frame 3, which are the same as those described above. Represents the same or equivalent part.

As described above with reference to FIG. 1, the center frame 3 is formed by connecting a pair of left and right frame bodies 301 (R, L) arranged in parallel to each other by a plate bridge 304 at the lower front portion thereof. It As shown in FIG. 13, the frame body 301 is substantially U-shaped.
It is a substantially trapezoidal loop shape formed by connecting a character-shaped front body frame 311 and rear body frame 312 with an upper frame pipe 313 and a lower frame pipe 314.

As described above, in this embodiment, the center frame 3 has a pair of left and right loop-shaped frame bodies 301.
Since the frame is composed of (R, L), not only can the strength and rigidity of the frame be increased, but also the frame can be easily transported when mounted in a vehicle.

A pair of left and right guide rollers 302 for slidably supporting the head pipe 103 of the front frame 1 are provided on the upper front side of each frame body 301 (R, L).
(R, L) are attached.

Side component 2 of rear frame 2
08 (R, L) is provided with two openings 316, 317 (FIG. 12) penetrating in the front-back direction above and below the opening 31.
The upper frame pipe 313 and the lower frame pipe 314 are slidably inserted into 6, 6 and 317 in advance.
As a result, the rear frame 2 is supported slidably in the front-rear direction with respect to the center frame 3. In the side component 208 (R, L), the swing shaft 207 is pivotally supported in the opening 319 penetrating in the left-right direction.

On the opposite side surfaces of the side components 208, the fastener 32 connected to the swing shaft 207 through the crank mechanisms 322, 320, 321.
3 is accommodated by the guide stoppers 324 and 325 while allowing the vertical movement. This fastener 323 is shown in FIG.
As described with reference to FIG. 9B, the seat post 202 moves up and down in association with the swing shaft 207 when the seat post 202 is pulled up.

As described above, in this embodiment, since the two-wheeled vehicle and the four-wheeled vehicle are fastened by the fastener 323 in association with the rotation of the swing shaft 207, not only the fastening operation becomes unnecessary but also the two-wheeled vehicle is It is possible to prevent the vehicle from being left unfastened without being fastened. Further, the fastener 323 is provided with an electric contact, and the battery of the two-wheeled vehicle is charged by the power source of the four-wheeled vehicle through the fastener 323. Therefore, the traveling time can be increased without separately connecting the charging device. It becomes possible to use the charge.

Inside the lower frame pipe 314, a rear lock mechanism for locking and unlocking the sliding of the side component 208 with respect to the lower frame pipe 314 is incorporated in association with the taking-out / moving operation of step 303. . This lock mechanism has a lock shaft 331, a lock rubber 333, and a rubber case 332 as main components, and uses the step 303 as an operator.

FIG. 14 is a view showing the front [the same figure (a)] and the side [the same figure (b)] of the lock shaft 331. A small diameter through which the step 303 is inserted near the tip. The portion 351 is formed, and the cam 384 is formed near the rear end portion. The lock shaft 331 is rotatably supported at its both ends, and rotates in conjunction with the operation of taking in and out in step 303. The cam 384 lies sideways when the step 303 is in the storage position, and stands upright when it is taken out.

FIG. 15 is a view showing the front [the same figure (a)] and the side [the same figure (b)] of the rubber case 332, and FIG. 16 is the surface [the same figure] of the lock rubber 333.
(a)], a side surface [(b) in the figure] and a back surface [(c) in the figure].

The lock rubber 333 is formed of an arcuate elastic body that is inscribed in the inner surface of the rubber case 332, and the surface protrusions 38 are formed at the center of the front surface and the back surface, respectively.
2 and the back surface protrusion 383. Rock rubber 3
33, the surface protrusion 382 has the rubber case 332.
Is attached and fixed to the inside of the rubber case 332 so as to project outward from the opening 381.

17 and 18 are views for explaining the lock operation by the front lock mechanism composed of the above-mentioned components.

When step 303 is taken out, as shown in FIG. 17, since the longitudinal direction of the cam 384 is in an upright posture, the both ends of the cam 384 cause the back projection 383 of the lock rubber 333. Is pushed out, and its surface protrusion 382 largely projects outward from the opening 381 of the rubber case 332. Protruding surface protrusion 3
Reference numeral 82 penetrates the opening 385 (FIG. 12) of the lower frame pipe 314, engages with the opening 386 (FIG. 12) provided in the side component 208, and prevents the sliding.

On the other hand, in the state in which the step 303 is accommodated, as shown in FIG. 18, since the longitudinal direction of the cam 384 is in the recumbent posture, the surface protrusion 382 of the lock rubber 333 is accommodated inside. It Therefore, the lower frame pipe 31 of the side component 208 is
Sliding along 4 is possible.

As described above, in this embodiment, step 30 is performed.
Since the sliding of the rear frame 2 with respect to the center frame 3 is locked or unlocked in conjunction with the operation of putting in and out of 3, the exclusive operation of locking / unlocking is unnecessary.

Next, the structure of the front frame 1 and the connecting mechanism with the center frame 3 will be described.

FIG. 19 is a development view of the head pipe 103 which is a main part of the front frame 1. Head pipe 1
Reference numeral 03 designates a base portion 103 (c) having a through hole 113 for supporting the front fork 106 in a steerable manner, and a pair of left and right shaft portions 103 (R, R, which extend rearward in parallel from the base portion 103 (c). L) and has a tuning fork shape as a whole. Each shaft 103
At the rear end of (R, L), the front frame 1 with respect to the center frame 3 in the extended state, that is, the traveling state.
141 of front lock mechanism that prohibits sliding
(R, L) are assembled.

One of the manipulators 141 (R) has a hook pipe 151, a base plate 152, and a lever plate 15.
3, lever 154, locking pin 155 and cover 156
Is the main configuration. The other of the operating elements 141 (L) is, instead of the locking pin 155, a locking inner cylinder 157, an outer cylinder 158, and a locking ball 159 sandwiched between the inner cylinder 157 and the outer cylinder 158. It is different in that it is equipped with a plywood 160.

It should be noted that, in the manufacturing process of the motorcycle, as shown in FIG.
As shown in, the head pipe shaft portion 103 (R,
L) is inserted into the guide roller 302 of the center frame 3 in advance, and then the operator 141 is attached to the rear end of each head pipe shaft portion 103 (R, L).

The guide roller 302 of the center frame 3 and the manipulator 141 of the front frame 1 are provided with a male connector for ensuring electrical connection between the frames 1 and 2 during extension and for electrically disconnecting both when shortening. 162 and a female connector 161 are provided respectively. The female connector 161 is screwed and fixed to the upper portion of the guide roller 302 via a mounting member 163. Male connector 1
62 is screwed and fixed to the base plate 152 of the operator 141.

FIG. 21 shows the head pipe shaft portion 103 (R, L) in the frame shortened state, that is, in the housed state.
FIG. 3 is a diagram showing a positional relationship between a guide roller and a guide roller 302.
The female connector 161 is covered with a cover 341 together with the guide roller 302, and the male connector 162 is covered with a cover 149.

In the frame shortened state, the guide roller 30
2 is located in front of the shaft portion 103 (R, L), and the male connector 162 and the female connector 161 are separated from each other, so that the front frame 1 and the center frame 3 are electrically disconnected. The operator 141 is in an upright posture.

When the frame is extended from this shortened state to the maximum extension position shown in FIG. 22, that is, the runnable state, the guide roller 302 is slid to the terminal end of the shaft portion 103 (R, L), and the male connector 162 and Female connector 1
61 is fitted. As a result, the two are electrically connected to each other, so that the electrical connection between the front frame 1 and the center frame 3 is secured.

As described above, in the present embodiment, the electrical connection of each part is cut off in the housed state in which the frame is shortened, so that even if the switch or the like is erroneously operated in the housed state, the electrical equipment operates. Never.

Further, since the electrical connection by the connectors 161 and 162 is ensured only at the maximum extension position of the body frame, it is possible to prevent the vehicle from traveling in a position other than the maximum extension position, that is, in an incomplete extension state.

FIG. 23 shows the connectors 161 and 162.
It is a perspective view showing a fitted state of. Each connector 161,
Guide members 164 and 163 are formed on the upper portion of 162 for relatively guiding both members to an appropriate position during fitting. As shown in FIG. 24, the guide member 164 has a through hole 163b, and a tapered portion 164a is formed at the open end thereof to facilitate guiding the pin member 163a of the guide member 163 into the through hole 163b. There is.

FIG. 46 shows the connectors 161 and 162.
FIG. 4 is a cross-sectional view in the fitted state, in which the same reference numerals as in the above represent the same or equivalent portions.

The connector 162 is elastically attached to the base plate 152 (FIG. 20) with a screw 195 via a boss 193 and a spring 194. According to such a mounting method, the connector 162
The boss 193 elastically urged by the spring 194 can always maintain an elastic floating state with respect to the base plate 152. Therefore, as shown in FIG.
When it is slid to the end of (R, L), the connector 1
Even if there is some error in the relative positions of 61 and 162,
Since this error is absorbed, good fitting becomes possible.

Further, in this embodiment, the guiding member 16 is used.
4, 163, as well as the fitting portions of the connectors 161, 162, the taper portion 161 for facilitating the fitting of the both.
Since a and 162a are formed, the connector 161,
Even if there is some error in the relative position of 162, they are relatively guided to the regular fitting position, so that good fitting is possible.

Further, in this embodiment, the contact 195 of the connector 161 is a spring pin, and as shown in the enlarged view of FIG. 47, the spring pin 196 elastically protruding from the tip of the contact 195 is the contact of the connector 162. 197
Is elastically pressed against the recess 197a provided at the tip of the. Therefore, the vibration and the positional displacement between the connectors 161 and 162 are absorbed, so that the electrical connection in the frame connecting portion can always be maintained well.

FIG. 26 shows each of the operators 141 (R, L).
FIG. After the guide roller 302 is slid to the end portion of the head pipe shaft portion 103 (R, L) as shown in FIG. 22, each operator 141 is grasped by the left and right hands respectively, and the guide roller 302 shown in FIG. From the upright position to the recumbent position in FIG. 2B, the right operator 141 (R) is rotated counterclockwise and the left operator 141 (L) is rotated clockwise by 90 °.

Then, the lever 154 of each operator 141 is grasped and slid inward as shown in FIG. At this time, the opening 148 is formed in the operator 141R on the right side.
The locking pin 155 projects from (R), and the left operating element 14
In 1 L, the locking cylinder 160 projects from the opening 148 (L),
A locking pin 155 is inserted into the locking cylinder 160 and locked by the locking ball 159. As a result, as shown in FIG. 27, the left and right shaft portions 103 (R,
Since L) is mechanically connected, frame rigidity during traveling is improved.

Further, in the traveling state in which the operator 141 is lying down, as shown in FIG. 25, the hook pipe 151 (see FIG. 19) in the head pipe shaft portion 103 (R, L) is rotated 90 ° inward. The shaft portion 103 (R,
L) side opening 191 and guide roller 302 side opening 391. Thereby, the guide roller 30
2 and the shaft portion 103 (R, L) are locked, and relative sliding between them is prohibited.

As described above, in this embodiment, not only the front frame 1 can be locked with respect to the center frame 3 simply by rotating the left and right operating elements 141, but also the operating elements are arranged close to each other. / Unlock operation becomes easy.

Next, the lock mechanism of the handle shaft 102 will be described. FIG. 28 shows the handle shaft 1.
FIG. 29 is a partially transparent perspective view showing a lock mechanism between the handle bridge 108 and the handle bridge 108, and FIGS. 29 and 30 are views of the handle lock mechanism seen from the back side of the handle bridge 108. The handle lock mechanism is provided on each of the left and right sides of the handle shaft 102. Here, the mechanism provided on the right handle shaft 102 (R) will be described as an example.

The handle lock mechanism is the L-type operating lever 1
81, rod 182, eccentric crank 183, rod 18
4 and the pusher 185 and the pusher guide 186. In the extended state shown in FIG. 31, as shown in FIG. 29, the L-type operating lever 181 moves the handle bridge 10
8, the tip of the pusher 185 is opened at the side of the L-shaped handle shaft 102.
And the sliding is blocked.

On the other hand, when the L-type operation lever 181 is pulled out, as shown in FIG. 30, the eccentric crank 183 is released.
Rotates counterclockwise, and the pusher 185 is pulled out through the rod 184. Therefore, if the handlebar lock is released by operating the left and right L-shaped control levers 181, and the handleshaft 102 is pushed down in that state, the handleshaft 102 moves downward with respect to the handlebar bridge 108, as shown in FIG. Slide.

At both sides of the handle bridge 108 and the lower end of the handle shaft 102 (R, L), connectors 191 equivalent to the connectors 161, 162 for electrically connecting the front frame 1 and the center frame 3 are provided.
(R, L) and 192 (R, L) are provided, and the connectors 191 (R, L) and 192 are provided by the sliding.
When the fitting of (R, L) is released and separated, the handle bridge 108 and the handle shaft 102 are electrically disconnected.

FIG. 33 is a development view showing the structure of the front wheel FW, and the same reference numerals as those used above denote the same or equivalent portions.

The front wheel FW mainly includes a mounting flange 133, a front wheel 134, a disc rotor 135 and a tire 137, and the disc rotor 135 is fixed to the front wheel 134 with screws.
The front wheels FW include left and right wheel caps 131, 13
8, the nut 132 is inserted into the front wheel shaft 199 extending from the tip of the front fork 106 and cantilevered.
It is concluded by. The brake caliper 136 is screwed and fixed to the front fork 106 together with the wheel cap 138. The caliper cover 139 is fixed to the wheel cap 138.

FIG. 34 is a development view showing the structure of the rear wheel RW, and the same symbols as those used above represent the same or equivalent portions.

The swing arm 201 is the drum brake 2
39 and the rear wheel shaft 240, and the stator 2
31 is screwed and fixed. On the rear wheel 237 side, a sensor 235 and a magnet rotor 233 are coaxially inserted and fixed by a clip 232. Figure 3
5 is a development view W showing another configuration of the rear wheel RW, and the same reference numerals as those used above denote the same or equivalent portions. The rear wheels FW include the rear tires 236 and their wheels 237.
A drive motor 226 housed inside the rear wheel 237, the disc rotor 229 and the caliper 2 thereof.
88 is a main component, and the drive motor 226 includes a stator 226S and a magnet rotor 226R that rotates outside the stator.

The rear wheel 237 is supported by the rear wheel shaft 286 via a center shaft 281 and left and right bearings 225, 282. The left and right dust seals 224, 283 are attached to the rear wheel shaft 286.
The collar 284 and the bracket 223 are inserted, and the nut 222 is tightened and fixed to the rear fork 289.

The bracket 223 is used for the drive motor 22.
The sixth stator 226S is fixed to the rear fork 289 via the bracket 223. The disc rotor 229 is fixed to the right side of the rear wheel 237 by screws 230. The brake caliper 288 is fastened and fixed to the rear frame 2 with a screw 287 by a caliper stay 285. As shown in FIG. 36, the rear fork 289 has one end connected and fixed to the swing shaft 207. Therefore, in this embodiment, the rear fork 289 is fixed to the vehicle body frame without swinging.

FIG. 37 is a view showing the structure of the power source accommodating portion 244 secured under the seat 203. In the power supply housing 244, two sets of battery units 251 (R, L), which are integrated by arranging a plurality of single cells in a bale shape and shrink-packing, are provided with shutoff switches 247, 24.
8. Control unit 24 including DC-DC converter
2 and a large-capacity capacitor 243.

FIG. 38 shows the headlight unit 10 described above.
5 is a perspective view of the light source unit 175 built in the headlight unit 105, FIG. 40 is a front view of the light source unit 175, and FIG. 41 is a side view thereof.

The light source unit 175 of this embodiment is similar to that shown in FIGS.
As shown in FIG. 1, the base member 189, the substrate 178 mounted on the base member 189, and the base member 189.
And a plurality of LEDs 177 held in three dimensions by.

In the base member 189, a large number of openings are provided in a matrix direction on a curved base surface 176, and a step-shaped abutting surface 188 is formed on the bottom of each opening. The white high-brightness LED 177 is housed in the opening so that a part of the white high-brightness LED 177 is exposed forward from the base surface 176 by a predetermined length. Each LED 177 is fixed by soldering its electrode pin to the board 178 in a state where the back surface of the LED 177 is pressed until it abuts on the contact surface 188. Therefore, the exposed length of each LED 177 is defined by the step of each contact surface 188. A drive circuit for lighting the LED 177 is mounted on the substrate 178.

As described above, according to this embodiment, the LEDs can be arranged three-dimensionally without using the curved substrate. Further, since the height and orientation of the LED do not depend on the soldering of the circuit board 178 and the LED electrode,
The LEDs can be three-dimensionally arranged with high light distribution accuracy and without individual difference.

FIG. 42 is a partially transparent view showing the structure near the right handle grip. Handle pipe 170
The turn signal unit 166, which will be described in detail later, is attached to the, and the grip 104 is attached around it. A brake lever 167 and an accelerator lever 168 are provided in the inner end portion of the grip 104, that is, in the range where the thumb can reach when the grip is gripped with the right hand.
The opening of the accelerator lever 168 is determined by the accelerator opening sensor 16
9 is detected.

FIG. 43 is a perspective view of the winker unit 166, and FIG. 44 is a sectional view [the same figure (a)] and an end front view [the same figure (b)].

The blinker unit 166 of this embodiment is
As shown in FIG. 44, the support pipe 171, the substrate 179, and the support pipe 1 which are inserted into the handle pipe 170.
71 includes a circular support portion 173 having a spherically bulged center at one end and five high-intensity LEDs 174.
The exposed end of 174 is covered with a transparent cap 172, as shown in FIG.

The five high-intensity LEDs 174 are centered on one of the five high-brightness LEDs 174 and the other four LEDs are surrounded by 90 °.
They are fixed to the substrate 179 at intervals and with their optical axes slightly shifted outward from the central axis. Each LED17
The optical axis adjustment of No. 4 is performed by inserting each LED 174 until the bottom surface of the LED 174 abuts on the spherical surface of the support plate 173, and fixing the electrodes to the substrate 179.

With this structure, the light distribution characteristic of the blinker can be accurately defined by the shape of the circular support portion 173. Further, since the blinker can be formed small at the handle end portion, the operability of the handle is not impaired by the blinker.

FIG. 45 is a rear front view of the electric motorcycle,
The same reference numerals as those used above denote the same or equivalent parts.

In the present embodiment, the frame body 31
A large number of red LEDs are three-dimensionally arranged in the rear part of 2 (R, L) to form a brake lamp 361 (R, L), and orange LEDs are three-dimensionally arranged below the brake lamp 361 (R, L). The turn signal lamp 362 (R, L) is configured. Sheet 203
The license plate 6 is arranged behind the.

As described above, in this embodiment, the LEDs are used as the light source of the headlight, the brake lamp, and the turn signal.
By adopting, it is possible to realize power saving that is essential for electric vehicles. Further, by adopting the LED as the light source, the restriction on the design is relaxed, so that the appearance can be improved.

[0093]

According to the present invention, the following effects are achieved. (1) Since both the front frame and the rear frame can be slid in the front-rear direction with respect to the center frame, further compactification in the front-rear direction becomes possible. (2) Since the center frame has a pair of left and right loop shapes, not only can the strength and rigidity of the frame be increased, but it can also be easily transported when it is mounted on a vehicle. (3) Since the center frame is provided with the steps, a dedicated stay for fixing the steps is unnecessary. (4) With respect to the center frame, the lock mechanism for the front frame is provided in the upper part, and the lock mechanism for the rear frame is provided in the lower part. Can be higher (5) Since the center frame and the rear frame are locked / unlocked in conjunction with the insertion / removal of steps, there is no need to separately provide a lock operator, and the operation for locking / unlocking can be done. It becomes unnecessary. (6) Since the pair of operators for locking / unlocking the center frame and the front frame are arranged in proximity to each other, the locking / unlocking operation becomes easy. Further, in the locked state, the operators are fastened to each other and the front frame has a loop shape, so that the frame rigidity during traveling is improved.

[Brief description of drawings]

FIG. 1 is a perspective view of an electric motorcycle that is an embodiment of the present invention.

FIG. 2 is a diagram showing a frame structure of an electric motorcycle.

FIG. 3 is a perspective view of a state in which an electric motorcycle is stored in a trunk space behind a rear seat as seen from above a rear portion.

FIG. 4 is a side view showing a state where an electric motorcycle is stored in a trunk space behind a rear seat.

FIG. 5 is a diagram showing a state in which the front seat and the rear seat are unified in design.

FIG. 6 is a diagram showing a mounting method on a four-wheel vehicle (part 1)
Is.

FIG. 7 is a diagram showing a mounting method on a four-wheel vehicle (part 2).
Is.

FIG. 8 is a diagram showing a method for shortening an electric motorcycle (part 1).
Is.

FIG. 9 is a diagram showing a method for shortening an electric motorcycle (part 2).
Is.

FIG. 10 is a diagram (No. 1) showing a method for storing an electric motorcycle.

FIG. 11 is a diagram (part 2) showing the method for storing the electric motorcycle.

FIG. 12 is a view showing a connection mechanism between a main part of the center frame and a rear frame.

FIG. 13 is a diagram showing a skeletal structure of a center frame.

FIG. 14 is a front view and a side view of a lock shaft.

FIG. 15 is a front view and a side view of a rubber case.

FIG. 16 is a front view, a side view, and a rear view of a lock rubber.

FIG. 17 is an operation explanatory diagram (lock) of the front lock mechanism.

FIG. 18 is an operation explanatory view (unlock) of the front lock mechanism.

FIG. 19 is a diagram showing a configuration of a head pipe.

FIG. 20 is an assembly diagram of a head pipe.

FIG. 21 is a diagram showing a positional relationship between a head pipe shaft portion and a guide roller in a frame shortened state.

FIG. 22 is a diagram showing a positional relationship between a head pipe shaft portion and a guide roller in a frame stretched state.

FIG. 23 is a perspective view showing a fitted state of connectors 161 and 162.

FIG. 24 is a diagram showing a configuration of a guide member of the connector.

FIG. 25 is a diagram showing a lock function of a head pipe shaft portion.

FIG. 26 is a cross-sectional view showing a method of operating a manipulator.

FIG. 27 is a diagram showing an operator in a locked state.

FIG. 28 is a partially transparent perspective view of the handle lock mechanism.

FIG. 29 is a view (lock) of the handle lock mechanism seen from the back side of the handle bridge.

FIG. 30 is a view (unlock) of the handle lock mechanism seen from the back side of the handle bridge.

FIG. 31 is a diagram showing a stretched state of the handle shaft.

FIG. 32 is a view showing a stored state of the handle shaft.

FIG. 33 is a diagram showing a configuration of a front wheel FW.

FIG. 34 is a diagram showing a configuration of a rear wheel RW.

FIG. 35 is a diagram showing another configuration of the rear wheel RW.

FIG. 36 is a diagram showing a method of supporting the rear wheel RW shown in FIG. 35.

FIG. 37 is a diagram showing a configuration of a power supply housing.

FIG. 38 is a perspective view of a headlight unit.

FIG. 39 is a perspective view of a headlight light source section.

FIG. 40 is a front view of a headlight light source section.

FIG. 41 is a side view of the headlight light source section.

FIG. 42 is a partially transparent view showing the configuration near the handle grip.

FIG. 43 is a perspective view of a winker unit.

FIG. 44 is a cross-sectional view of the winker unit.

FIG. 45 is a rear front view of the electric motorcycle.

FIG. 46 is a sectional view of the connector in a fitted state.

FIG. 47 is an enlarged view of a contact portion of the connector.

[Explanation of symbols]

1 ... Front frame, 2 ... Rear frame, 3 ... Center frame, 4 ... Storage panel, 5 ... Rear seat, 101 ...
Meter unit, 102 ... Handle shaft, 103 ...
Head pipe shaft, 106 ... Front fork,
107 ... handle post, 108 ... handle bridge,
141 ... Operator, 151 ... Hook pipe, 157 ... Locking inner cylinder, 158 ... Locking outer cylinder, 159 ... Locking ball, 160
... engaging cylinder, 161, ... female connector, 162 ... male connector,
201 ... Swing arm, 202 ... Seat post, 20
3 ... Seat, 204 ... Backrest, 207 ... Swing shaft, 208 ... Side component, 301 ... Frame body, 302 ... Guide roller, 303 ... Step, 313 ... Upper frame pipe, 314 ... Lower frame pipe, 331 ... Lock shaft, 332 ... rubber case, 333 ... lock rubber, 361 ... brake lamp, 362 ... blinker lamp

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) B62J 25/00 B62J 25/00 C B62K 11/04 B62K 11/04 Z (72) Inventor Shoji Yamamoto Saitama 1-4-1 Chuo 1-chome, Wako-shi, Japan F-term in Honda R & D Co., Ltd. (reference) 3D011 AF07 AG01 AH02 AK14 AK15 AK16 AL02 3D012 BA05

Claims (9)

[Claims] 1. A front frame for supporting a front wheel, a rear frame for supporting a rear wheel and a drive unit thereof, and a center frame for supporting the front frame and the rear frame slidably in the front-rear direction. A characteristic electric motorcycle. 2. The electric motorcycle according to claim 1, wherein the center frame is configured by arranging a pair of left and right loop-shaped frames in parallel. 3. The electric motorcycle according to claim 2, wherein each of the loop-shaped frames has a foldable step on a side portion thereof. 4. The electric motorcycle according to claim 2, wherein each of the loop-shaped frames is provided with a tail light at a rear portion thereof. 5. Each of the loop-shaped frames has a substantially trapezoidal shape in which a frame upper portion and a frame lower portion are parallel to each other, and the frame upper portion includes a first locking unit that allows sliding of the front frame. The lower part of the frame is provided with a second locking means for permitting or disallowing sliding of the rear frame.
The electric motorcycle described in. 6. The second locking means at the lower part of the frame in each of the loop-shaped frames releases the lock in association with the folding operation of the step provided on the side part thereof. The described electric motorcycle. 7. The front frame includes a pair of left and right shaft portions extending substantially horizontally toward the rear of the vehicle body, and a frame upper portion of each loop frame includes a support unit slidably supporting the rod frame. However, the first locking means prevents sliding of the shaft portion with respect to the supporting means, and each of the shaft portions includes a pair of operating elements at a rear end portion thereof for releasing the first locking means. The electric motorcycle according to claim 5. 8. The electric motorcycle according to claim 7, wherein the pair of operators are coupled to each other when the first lock means is in a locked state. 9. An electric motorcycle including a front frame supporting front wheels, a rear frame supporting rear wheels and a drive unit thereof, and a center frame supporting the front frame and the rear frame slidably in the front-rear direction. The electric motorcycle, wherein the electric motorcycle is mounted in a rear trunk space of a four-wheel vehicle with a front-rear direction of the electric motorcycle and a front-rear direction of the four-wheel vehicle being aligned with each other. And its in-vehicle method.