JP2006219080A - Electric two-wheeled or three-wheeled vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electric two-wheeled or three-wheeled vehicle with a seat opening largely even when there is a vehicle body component immediately before the seat. <P>SOLUTION: This electric two-wheeled or three-wheeled vehicle is provided with a vehicle body frame 2 and the seat 8 loaded on the vehicle body frame 2. A hinge mounting member 53 extending to a front part of the vehicle is provided on the seat 8, a front end part of the hinge mounting member 53 is supported by the vehicle body frame 2 through a hinge 54, and the seat 8 can turn vertically and freely around a shaft of the hinge 54. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an electric two- and three-wheeled vehicle configured to rotationally drive wheels by a drive motor that uses a battery as a power source, and more particularly to improvement of a seat mounted on a body frame.

  Generally, an electric motorcycle has a schematic structure in which a seat is mounted on an upper part of a vehicle body frame on which front and rear wheels are disposed, and a battery for supplying power to a drive motor is mounted near the lower part of the vehicle body frame. .

In this type of electric motorcycle, there may be employed a structure in which a storage portion is disposed below the seat of the body frame and the storage opening of the storage portion is covered with the seat so as to be opened and closed. In this case, it is common to support the front edge portion of the bottom plate of the seat on the front wall upper portion of the storage portion so as to be pivotable up and down via a pivot pin (for example, see Patent Document 1).
Japanese Patent No. 3343361

  By the way, when adopting a structure in which the front edge of the bottom plate of the seat is pivotally supported by the upper part of the front wall of the storage portion, for example, if there is a vehicle body component such as a frame member immediately before the seat, the vehicle body component There is a problem that the sheet cannot be opened widely due to obstruction, and large items cannot be stored.

  The present invention has been made in view of the above-described conventional situation, and provides an electric two- and three-wheeled vehicle that can open a large seat even when a vehicle body component is immediately in front of the seat and can accommodate large items. The purpose is to do.

  The invention of claim 1 includes a vehicle body frame and a seat mounted on the vehicle body frame. The seat is provided with a hinge attachment member extending forward or backward of the vehicle, and an end portion of the hinge attachment member is interposed via a hinge. The electric two- and three-wheeled vehicle is supported by the vehicle body frame, and the seat is rotatable up and down around the hinge axis.

  According to a second aspect of the present invention, in the first aspect, a storage portion having a storage opening that opens upward is provided below the seat and the hinge mounting member, and the storage port is formed by the seat and the hinge mounting member. It is characterized by being able to be opened and closed.

  According to a third aspect of the present invention, in the second aspect, the storage unit includes a main battery storage unit and a spare battery storage unit arranged side by side in the front-rear direction so as to be close to each other, and the main battery storage unit includes A main battery for supplying power to the drive motor is characterized in that a spare battery for exchanging with the main battery is accommodated in the spare battery storage part so as to be able to be taken in and out from above.

  According to a fourth aspect of the present invention, in the third aspect, the main and spare battery storage portions are disposed between the front wheels and the rear wheels and are formed in a cylindrical shape that is long in the vertical direction. When the battery is stored, the battery is arranged in a rearwardly inclined state so that the lower end of each battery is positioned on the front side of the vehicle from the upper end.

  According to the first aspect of the invention, the seat is provided with a hinge mounting member extending forward or rearward of the vehicle, and the end of the hinge mounting member is supported on the vehicle body frame so as to be pivotable up and down via the hinge. Even when there is a vehicle body constituting member, the seat can be opened widely without interfering with the vehicle body constituting member, and large items can be stored.

  That is, the hinge mounting member has less restrictions on the shape, size, etc. than the seat, so that the hinge mounting member can be made thinner than the thickness of the seat, for example, so as not to interfere with the vehicle body constituent members. , Can be structured. Further, the hinge mounting member can be formed wide so as to be along the upper surface of the vehicle body structural member, and the hinge mounting member can be used as a cover for the vehicle body structural member, thereby improving the appearance.

  In the invention of claim 2, since the storage opening of the storage portion is covered with the seat and the hinge mounting member so as to be opened and closed, the storage opening and the storage portion can be sized to cover both the seat and the hinge mounting member. The opening area of the storage opening and the capacity of the storage portion can be increased compared to the case where the storage portion is provided only below the sheet.

  Further, since the storage port is covered with the seat and the hinge attachment member, a special separate member for covering the storage port can be dispensed with, although the storage port is enlarged.

  In the invention of claim 3, since the storage unit is constituted by the main battery storage unit and the spare battery storage unit arranged in the front-rear direction so as to be close to each other, it is possible to easily mount the large main battery and the spare battery. Yes, the cruising range can be extended.

  Further, since the main and spare batteries can be taken in and out from above, the replacement work of the main and spare batteries can be easily performed. In this case, the member covering the main and spare batteries can be removed simply by opening the seat, and the battery replacement operation can be easily performed from this point.

  In the invention of claim 4, since the main and spare battery storage portions are formed in a cylindrical shape that is long in the vertical direction and is tilted rearward so that the lower end is positioned in front of the upper end, the vertical size of the entire storage portion is reduced. The seat height can be lowered accordingly.

  In addition, although the main battery storage part and the spare battery storage part are arranged side by side in the front-rear direction, the rear battery storage part is arranged in a substantially tangential direction on the outer periphery of the rear wheel. Can be sufficiently secured, and the vertical swing stroke of the rear wheel can be sufficiently secured.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  FIGS. 1 to 16 are views for explaining an electric motorcycle according to an embodiment of the present invention. FIGS. 1, 2 and 3 are a left side view, a front view and a plan view of the electric motorcycle, and FIG. 5 is a left side view of the storage device disposed on the body frame, FIG. 6 is a sectional view taken along the line VI-VI in FIG. 5, FIG. 7 is a sectional view taken along the line VII-VII in FIG. 8 is a cross-sectional view taken along the line VIII-VIII in FIG. 5, FIG. 9 is a left side view of the seat disposed on the vehicle body frame, FIG. 10 is a bottom view seen from the arrow A in FIG. -XI sectional view, FIG. 12 is a sectional view taken along line XII-XII in FIG. 9, FIG. 13 is a sectional view taken along line XIII-XIII in FIG. 9, and FIGS. 16 is a cross-sectional view taken along line XVI-XVI in FIG. Note that front and rear and left and right in the present embodiment mean front and rear and left and right as viewed in a seated state.

  In the figure, reference numeral 1 denotes an electric motorcycle, which has the following schematic structure. A front fork 4 is supported by a head pipe 3 at the front end of the body frame 2 so as to be steerable left and right, and a rear arm 6 is supported by a rear lower end portion of a frame body 5 extending rearward from the head pipe 3 so as to be swingable up and down. . A riding type seat 8 is mounted on the upper surface of a rear frame 7 extending rearward from the rear end of the frame body 5 of the body frame 2.

  A front wheel 9 is pivotally supported at the lower end of the front fork 4, and a steering handle 10 is fixed at the upper end. An electric motor 11 is disposed at the rear end portion of the rear arm 6, and a rear wheel 12 is mounted on a rotating shaft 11 a of the electric motor 11. A cushion unit 14 is disposed between the rear arm 6 and the vehicle body frame 2.

  Footing steps 13 and 13 are disposed on the left and right lower ends of the frame body 5. Here, the electric motorcycle 1 is configured such that the steering handle 10 is tilted outward and obliquely rearward around the pivot shaft 10a made of a bolt, folded along the front fork 4, and further, left and right footrest steps. The vehicle can be loaded on a four-wheeled vehicle by standing and folding 13 and 13.

  The vehicle body frame 2 is made of an aluminum alloy die cast, and is formed by bolting and fixing the left and right frame halves 2a, 2a divided in the vehicle width direction.

  The left and right frame halves 2a and 2a are substantially bilaterally symmetric, and the left and right head pipe portions 3a and 3a that constitute the head pipe 3 portion and the left and right that constitute the frame main body 5 portion. The frame body portions 5a and 5a are integrally formed.

  The left and right frame main body portions 5a and 5a are formed in a loop shape having a substantially pentagonal shape when viewed from the side. Flange portions 5d, 5d,... For attaching various parts are formed on the periphery of the loop opening 5c of the left and right frame bodies 5a, 5a.

  The left and right frame main body portions 5a and 5a have a curved cross-sectional shape that opens toward the vehicle inner side when viewed in a cross section taken along a plane orthogonal to the vehicle center line L. Thereby, the inside of the frame main body 5 is a storage space S.

  Rear arm support portions 5g, 5g are formed to project from the lower rear portions of the left and right frame bodies 5a, 5a, and a cushion unit support boss portion 5h is formed at the rear center of the left frame body 5a. An escape recess 5i for avoiding interference with the cushion unit 14 is formed in the outer lower portion of the support boss 5h (see FIG. 4). Further, step support portions 5j and 5j are formed at the lower ends of the left and right frame main body portions 5a and 5a, and a step storage recess 5k is formed above the step support portion 5j (see FIGS. 4 and 7). .

  The loop openings 5c of the left and right frame body portions 5a and 5a are covered with a resin cover 17. The left and right covers 17 are formed in a substantially pentagonal shape so as to follow the shape of the loop opening 5c of the frame main body portions 5a, 5a, and serve as a design surface for enhancing the appearance.

  A pair of front and rear engaging projections 17a and 17a are integrally formed on the upper inner side of the left and right covers 17, and a bolt hole 17b is formed at the lower end. As shown in FIG. 7, each cover 17 is inserted into the bolt hole 17b while the engagement protrusion 17a is inserted into the engagement holes 5e, 5e of the flange portion 5d with a grommet 18 interposed therebetween. The bolt 19 is fixed to the nut member 20 of the flange portion 5d so as to be removable.

  The rear frame 7 is made of an aluminum alloy die-cast, and when viewed in a cross section perpendicular to the vehicle center line L, the rear frame 7 has a generally U-shaped vertical section having an upward opening 7h. Specifically, as shown in FIGS. 4 and 8, the lower walls of the left and right vertical walls 7a and 7a formed so as to extend in the front-rear direction and have a larger vertical dimension on the front side are integrated with the bottom wall 7b. It has a general structure in which the rear end openings of the left and right vertical walls 7a and 7a are closed by the rear part of the bottom wall 7b.

  Mounting portions 7c and 7c projecting forward are formed on the front end surfaces of the left and right vertical walls 7a and 7a. The left and right attachment portions 7c and 7c are bolted and fixed to the vehicle inner boss portions 5f of the left and right frame main body portions 5a and 5a, and are hidden in the frame main body 5. A flange portion 7d is bent outward at the edge of the upper opening 7h of the left and right vertical walls 7a, 7a. Reference numeral 7e denotes a taillight mounting portion, 7f a standing handle mounting seat, and 7g a seat lock cylinder mounting hole.

  An opening 5n is formed in the upper wall portion 5m of the frame main body 5 so as to extend over substantially the entire length in the front-back direction. The opening 5n communicates with the opening 7h of the rear frame 7 and extends to a position reaching the front end of the bottom wall 7b of the rear frame 7. A storage opening having a length a extending over substantially the entire length in the front-rear direction is formed on the upper surface of the body frame 2 by the openings 5n and 7h (see FIG. 4).

  In the storage space S of the frame body 5, a storage portion having a storage opening that opens upward is provided so as to face the storage opening. As shown mainly in FIG. 5, the storage unit includes a resin spare battery storage unit 25 and a main battery storage unit 26 arranged side by side so as to be close to each other.

  A main battery 27 having a vertically long rectangular parallelepiped shape for supplying power to the electric motor 11 is stored in the main battery storage section 26, and a spare battery 28 for replacement with the main battery 27 is stored in the spare battery storage section 25. Is stored. Here, when the spare battery 28 is not carried, the spare battery storage unit 25 can be used as an accessory case such as a rain kappa.

  The spare battery storage unit 25 and the main battery storage unit 26 are disposed so as to be positioned between the front wheel 9 and the rear wheel 12 and are formed in a vertically long rectangular tube that is long in the vertical direction.

  The spare and main battery storage portions 25 and 26 are disposed so as to be inclined rearward so that the lower ends of the batteries 28 and 27 are located on the front side of the vehicle from the upper ends when the spare and main batteries 28 and 27 are stored. ing. Specifically, the spare and main battery storage portions 25, 26 are arranged so as to be inclined by about 45 degrees so that the inlets / outlets 25a, 26a thereof face obliquely upward on the rear side of the vehicle. As a result, the main and spare batteries 27 and 28 can be inserted and removed from the upper rear side of the vehicle.

  A lid cover 29 is disposed in the rear frame 7, and the lid cover 29 is fixed to the rear frame 7 with bolts. The lid cover 29 includes left and right vertical wall portions 29a and 29a and a bottom wall portion 29b that are formed so as to substantially follow the left and right vertical walls 7a and the bottom wall 7b of the rear frame 7, and the left and right vertical wall portions. The seat support seats 29c and 29c are bent at the upper edges of 29a and 29a, and are abutted and supported on the flange portion 7d of the rear frame 7.

  As shown in FIGS. 5 and 14 to 16, the main battery storage portion 26 is a rectangular box-shaped receiving portion 30 that supports the bottom portion of the main battery 27, and is bolted and fixed to the receiving portion 30. And a lid member 32 that mechanically and electrically presses and fixes the upper portion of the main battery 27 with respect to the receiving portion 30.

  The receiving portion 30 is bolted and fixed to the flange portion 5 d of the frame body 5 via a bracket 33. A plurality of connection terminals 30a to which output terminals (not shown) of the main battery 27 are connected are arranged on the bottom wall of the receiving portion 30, and the connection terminals 30a are connected to the electric motor 11 and the like by lead wires 30b. ing.

  The guide support member 31 is in the form of a strip extending upward along the outer wall surface of the main battery 27, and a lower end portion thereof is bolted and fixed to the receiving portion 30, and an upper end portion is bolted to the flange portion 5d. Tightened and fixed.

  On the outer wall surface of the main battery 27, left and right engaging pieces 27a and 27a that can be engaged with the guide support member 31 are formed so as to extend in the direction in which the battery 27 is inserted and removed. The upper end portions of the engagement piece portions 27a are connected so as to form an arc shape to form a connection portion 27b. The spare battery 28 is also formed with an engagement piece having a similar structure.

  The main battery 27 is guided to the receiving portion 30 by inserting the main battery 27 from the insertion / exit opening 26a so that the left and right engaging pieces 27a are engaged with the guide support member 31 and pushing down in the engaged state. The The connecting piece 27b of the left and right engaging pieces 27a abuts on the upper edge 31a of the guide support member 31, and the downward movement of the main battery 27 is restricted. It is automatically connected to the connection terminal 30a.

  The lid member 32 has a rectangular box-like lid body 32a surrounding the upper end of the main battery 27, a hinge portion 32b formed at the front end of the lid body 32a, and a rear end portion of the lid body 32a. And a lock lever 34 movably disposed. An elastic member (not shown) that presses and urges the main battery 27 toward the receiving portion 30 when locked is disposed in the lid main body 32a.

  The hinge part 32b of the lid body 32a is rotatably supported by support pieces 5p, 5p provided upright at the edges of the openings 5n of the left and right frame body parts 5a, 5a via hinge pins 35.

  The lock lever 34 includes a lever portion 34a that is constantly urged in a locking direction (counterclockwise in FIG. 14) by an urging member (not shown), and a hook-shaped lock portion 34b that is integrally formed with the lever 34a. have. The lock portion 34b is detachably engaged with an engagement hole 29d formed in the bottom wall portion 29b of the lid cover 29.

  As described above, when the main battery 27 is housed in the receiving portion 30 and the lid member 32 is closed, the lock portion 34b is engaged with the engagement hole 29d, and the lid member 32 is locked to the lid cover 29. In this way, the main battery 27 is mechanically and electrically fixed. When the lever portion 34a is rotated in the direction of arrow e (clockwise), the lock portion 34b is retracted and the engagement with the engagement hole 29d is released.

  As shown in FIG. 6, the spare battery storage unit 25 has a rectangular tube-shaped storage port side case half 40 having openings 40a and 40b at both upper and lower ends, openings 41a and 41a 'at the upper ends, and lower ends. A bottomed square cylindrical bottom case half 41 having a bottom 41b and a rectangular tube shape having openings 42a and 42b at both the upper and lower ends, disposed inside the storage port side case half 40. Inner case half 42.

  The storage port side case half 40 and the bottom case half 41 are individually fixed to the frame body 5. Specifically, the left and right side walls 40d and 40d of the storage port side case half 40 are fixed to the upper portions of the flange portions 5d of the left and right frame main body portions 5a and 5a by a pair of front and rear bolts 44 and 44, respectively. ing. The left and right outer walls 41d, 41d of the bottom case half 41 are fixed to the lower portion of the flange portion 5d by a pair of front and rear bolts 45, 45.

  Further, the front and rear flange portions 42g and 42h of the inner case half 42 are fixed to the front and rear flange portions 40g and 40h of the storage port side case half 40 by screws 46 and 46, respectively (see FIG. 9). ).

  A folded portion 42c bent outward and downward is formed at the edge of the upper opening 42a of the inner case half 42. The folded portion 42c is fitted from above to a projection 5q formed so as to rise upward at the edge of the opening 5n of the frame body 5 and surrounds the projection 5q. As a result, the inner case half 42 is supported by the frame body 5.

  The left and right side portions of the bottom case half 41 have a double wall structure including the left and right outer walls 41d and 41d and the left and right inner walls 41c and 41c. The lower opening 42b of the inner case half 42 is inserted into the opening 41a 'of the left and right inner side walls 41c, and both the openings are fitted so as to be in sliding contact with each other. Further, the upper opening 42 a of the inner case half 42 communicates with the loading / unloading port 25 a of the spare battery storage unit 25. An inner storage chamber b is formed by the inner side wall 41 c of the bottom case half 41 and the inner case half 42.

  The lower opening 40b of the storage port side case half 40 is positioned with a slight gap p outside the outer opening 41a of the left and right outer walls 41d of the bottom case half 41. The left and right side walls defined by the left and right side walls 40d and 40d of the storage-portion-side case half 40 and the left and right outer walls 41d and 41d of the bottom-side case half 41 are defined as the inner storage chamber b. Outer storage chambers c and c are formed. The left and right side walls 42d and 42d of the inner case half 42 are formed with cutout openings 42f for communicating the inner storage chamber b with the left and right outer storage chambers c and c. As a result, with the spare battery 28 removed, small items can be stored in the left and right outer storage chambers c from the insertion / removal port 25a through the inner storage chamber b.

  9 to 13, the seat 8 is provided with a cushion 51 on the upper surface of the bottom plate 50, covers the cushion 51 with a skin 52, and fixes the outer periphery of the skin 52 to the bottom plate 50. It has a schematic structure. The left and right side portions 50a and 50a of the bottom plate 50 are bent downward so as to cover the left and right vertical walls 7a and 7a of the rear frame 7.

  The seat 8 is provided with a hinge mounting member 53 extending forward of the vehicle, and a front end portion 53 a of the hinge mounting member 53 is supported by the frame body 5 via a hinge 54. Thus, the seat 8 is rotatable up and down around the axis of the hinge 54 together with the hinge mounting member 53.

  Below the seat 8 and the hinge mounting member 53, the loading / unloading port 25a of the spare battery storage unit 25 and the loading / unloading port 26a of the main battery storage unit 26 are located, and the loading / unloading ports 25a and 26a are located on the seat. 8 and a hinge mounting member 53 so as to be openable and closable. Specifically, the loading / unloading port 25a of the spare battery storage unit 25 is covered by a hinge mounting member 53, and the loading / unloading port 26a of the main battery storage unit 26 and the opening 7h of the rear frame 7 are covered by the bottom plate 50 of the seat 8. It has been broken.

  A meter unit 60 is attached to the front side of the hinge attachment member 53 of the frame body 5. The meter unit 60 has a structure in which a display unit 60b for displaying a speedometer, an odometer, a battery remaining amount and the like is disposed in a unit case 60a extending obliquely forward (see FIG. 3). The unit case 60a covers the hinge 54 and extends rearward so as to form a continuous surface with the hinge mounting member 53.

  The hinge mounting member 53 includes a resin plate hinge sheet 56 and a resin lid 57 disposed so as to cover the upper surface of the hinge sheet 56. The lid 57 is fixed to the hinge sheet 56 with front and rear screws 58 and 59 inserted from below the hinge sheet 56. Of course, the hinge sheet 56 may be made of a metal plate.

  The hinge sheet 56 includes a wide flat plate portion 56a covering substantially the first half of the opening 5n of the frame body 5, and side portions 56b and 56b bent downward following the left and right edges of the flat plate portion 56a. Have.

  The rear end portion 56c of the flat plate portion 56a is fixed to the front end portion of the bottom plate 50 of the seat 8 by a pair of left and right bolts 55, 55 (see FIGS. 9 and 13). Further, hinge boss portions 5r and 5r are formed to project upward at the front edge portion of the opening 5n of the left and right frame main body portions 5a and 5a. The left and right hinge boss portions 5r and 5r are rotatably inserted with the hinge 54, and the left and right side portions 56b and 56b of the hinge sheet 56 are fixed to the hinge 54 with the front end portions 56d and 56d fixed thereto. (See FIG. 11).

  The lid 57 is a design surface for enhancing the appearance, a curved portion 57a covering the upper surface of the hinge 54, an upper surface portion 57b covering the flat plate portion 56a following the curved portion 57a, and the upper surface portion. The left and right side portions 57c and 57c are folded downward following the left and right edges of 57b and cover the folded portion 42c of the inner case half 42. The left and right side surface portions 57c are formed to be continuous with the unit case 60a, and the lower ends are formed to be continuous with the upper wall portion 5m of the frame body 5. Thereby, the hinge attachment member 53 has an appearance as a part of the vehicle body frame 2.

  The lid 57 is provided with a seal member 61 along the inner side thereof. The seal member 61 is fixed in a seal holding groove 56e formed integrally with the periphery of the hinge sheet 56. The seal member 61 is in pressure contact with a sharpened portion 42e formed in the folded portion 42c of the inner case half 42. Thereby, the entrance / exit 25a of the spare battery storage part 25 is sealed.

  According to the present embodiment, the hinge mounting member 53 extending forward of the vehicle is fixed to the seat 8, and the front end portion 53a of the hinge mounting member 53 is supported on the frame body 5 via the hinge 54 so as to be rotatable up and down. Even if the frame main body 5 is positioned immediately before the seat 8, the seat 8 can be opened to a substantially vertical position without interfering with the frame main body 5, and the large main and spare batteries 27 and 28 can be easily taken in and out. Can be done.

  That is, the hinge mounting member 53 has a high degree of freedom in the shape and structure because restrictions on the shape and size thereof are smaller than those of the seat 8. Therefore, it is possible to form the hinge mounting member 53 along the upper surface of the frame main body 5 so as not to interfere with the frame main body 5 when the seat 8 is opened. Further, the hinge mounting member 53 can be formed in a size that covers the entrance / exit 25a, and the hinge mounting member 53 can be used as both an external part and a lid part.

  In the present embodiment, the seat 8 and the hinge mounting member 53 cover the opening / closing port 25a of the spare battery storage unit 25 and the loading / unloading port 26a of the main battery storage unit 26 so that they can be opened and closed. And the hinge mounting member 53, and thus the length a over the substantially entire length of the vehicle body frame 2, and the opening area of the storage opening compared to the conventional case where the storage portion is provided only under the seat. And the capacity | capacitance of an accommodating part can be enlarged.

  Further, since the loading / unloading ports 25a and 26a are covered with the seat 8 and the hinge mounting member 53, a special separate member for covering the loading / unloading ports 25a and 26a is unnecessary even though the loading / unloading ports 25a and 26a are enlarged. it can.

  In the present embodiment, the spare and main battery storage portions 25 and 26 are arranged side by side so as to be close to each other, so that the large spare and main batteries 28 and 27 can be mounted without difficulty and the cruising distance can be extended.

  In addition, since the main and spare batteries 27 and 28 can be taken in and out from above, the replacement work of the main and spare batteries 27 and 28 can be easily performed. In this case, the opening / closing port 25a on the hinge mounting member 53 side is also opened simply by opening the seat 8, so that the members covering the main and spare batteries 27 and 28 can be removed at the same time. Can be done.

  In the present embodiment, the main and spare battery storage portions 26 and 25 have a cylindrical shape that is long in the vertical direction, and is tilted rearward so that the lower end is positioned in front of the upper end, so that the vertical dimension of the entire storage portion is reduced. The seat height can be lowered accordingly.

  In addition, although the main battery storage unit 26 and the spare battery storage unit 25 are arranged side by side in the front and rear, the main battery storage unit 26 is arranged in a substantially tangential direction of the rear wheel 12, so that the rear wheel 12 and the main battery are arranged. A sufficient space between the housing portion 26 and the vertical swing stroke of the rear wheel 12 can be secured.

  In addition, although the said embodiment demonstrated the case where the hinge attachment member was extended to the vehicle front, you may extend the hinge attachment member of this invention to the vehicle back.

1 is a side view for explaining an electric motorcycle according to an embodiment of the present invention. Fig. 2 is a front view of the electric motorcycle. It is a top view of the said electric motorcycle. It is a side view of the body frame of the electric motorcycle. It is a side view of the storage apparatus arrange | positioned at the said vehicle body frame. FIG. 6 is a sectional view taken along line VI-VI in FIG. 5. It is the VII-VII sectional view taken on the line of FIG. It is the VIII-VIII sectional view taken on the line of FIG. It is a side view of the sheet | seat arrange | positioned at the said vehicle body frame. It is the bottom view seen from the arrow A of FIG. It is the XI-XI sectional view taken on the line of FIG. It is the XII-XII sectional view taken on the line of FIG. FIG. 10 is a cross-sectional view taken along line XIII-XIII in FIG. 9. It is a side view of the main battery storage part of the said storage part. It is a top view of the said main battery accommodating part. It is the XVI-XVI sectional view taken on the line of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Electric motorcycle 2 Body frame 8 Seat 9 Front wheel 11 Electric motor 12 Rear wheel 25 Spare battery storage part 25a In / out opening (storage opening)
26 Main battery storage section 26a In / out port (storage port)
27 Main battery 28 Spare battery 53 Hinge mounting member 54 Hinge

Claims (4)

  A vehicle body frame and a seat mounted on the vehicle body frame are provided, and a hinge mounting member extending forward or backward of the vehicle is provided on the seat, and an end portion of the hinge mounting member is supported by the vehicle body frame via the hinge. An electric two- or three-wheeled vehicle characterized in that the seat is rotatable up and down around the hinge axis.   In Claim 1, the storage part which has the storage opening opened upwards is provided under the said sheet | seat and the hinge attachment member, and this storage opening is covered by the said sheet | seat and the hinge attachment member so that opening and closing is possible. Electric two- and three-wheeled vehicles characterized by this.   3. The storage unit according to claim 2, wherein the storage unit includes a main battery storage unit and a spare battery storage unit arranged side by side in the front-rear direction so as to be close to each other, and supplies power to the drive motor in the main battery storage unit. An electric two-wheeled and three-wheeled vehicle characterized in that a spare battery for exchanging with the main battery is accommodated in the spare battery storage part so that it can be inserted and removed from above.   4. The main / spare battery storage section according to claim 3, wherein the main / spare battery storage section is disposed between a front wheel and a rear wheel, and is formed in a vertically long cylindrical shape. 2. An electric two- and three-wheeled vehicle characterized in that the lower end is disposed in a rearward tilt state so that the lower end is positioned on the front side of the vehicle.

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