TW201919944A - Battery detachable structure of saddled vehicle - Google Patents

Abstract

Provided is a battery attachment/detachment structure for a straddle-type vehicle which facilitates attachment/detachment operation of a battery by contrivance of a storage case structure and a battery holding portion. Provided is a swing shaft (20) that allows the batteries (B, B 1) accommodated in a battery casing (30) to swing outward in the vehicle width direction and comprises the battery case (30) supported on a lower portion of a body frame (2) of a saddle type vehicle (1) and batteries (B, B1) housed in the battery case (30). At least one grip (32, 81, 82) is provided in the battery (B, B 1). A swing shaft (20) is disposed in the vertical direction of the vehicle body at a position on the vehicle body rear side of the battery case (30). The gripping portions (32, 81, 82) are oriented toward the front of the vehicle body in the storage state of the batteries (B, B 1) and are directed outward in the vehicle width direction in a swinging state in which the batteries (B, B 1) are detachable.

Description

Battery loading and unloading structure of straddle type vehicle

The present invention relates to a battery mounting and dismounting structure of a straddle-type vehicle, and more particularly to a battery mounting and dismounting structure of a straddle-type vehicle suitable for a rechargeable battery removably mounted on an electric vehicle.

In a straddle-type electric vehicle using an electric motor as a driving source, a structure in which a battery for supplying electric power to the electric motor is detachably mounted in a vehicle body is known.

The structure disclosed in Patent Document 1 is an electric two-wheeled vehicle in which a leg is provided between a steering handlebar and a seat cushion, and a battery storage box is disposed below the leg. The lower end of the storage box, which is slightly cuboid with an opening in the upper part, is rotatably supported on the body frame by a swing axis facing the front-back direction of the vehicle body. , And the battery can be accessed from the opening in the upper part of the storage box. [Prior Art Literature] [Patent Literature]

[Patent Document 1] International Publication 2017/038247

[Technical issues to be solved by the invention]

In general, when loading and unloading batteries for electric vehicles, the rider performs the operation, so it is sought to be able to easily perform the loading and unloading operation regardless of the physique of the rider. Whether the battery is easy to attach and detach, in addition to the structure of the storage box, the shape and arrangement of the battery holding portion are also important factors. However, Patent Document 1 does not disclose the battery holding portion. Therefore, In terms of how to make the battery loading and unloading structure easier to access, there is still room for improvement.

An object of the present invention is to solve the problems of the conventional technology described above, and provide a battery mounting and dismounting structure of a straddle-type vehicle by improving a storage box structure and a battery holding portion to make battery loading and unloading operations easier. [Technical solution to solve the problem]

In order to achieve the foregoing object, a battery loading and unloading structure of a straddle-type vehicle according to a first feature of the present invention includes a battery box (30) supported on a lower portion of a body frame (2) of the straddle-type vehicle (1). And batteries (B, B1) housed in the battery case (30), and a battery attaching and detaching structure of a straddle type vehicle, wherein the battery (30) includes a battery (30) that can be housed in the battery case (30); B, B1) A swing shaft (20) swinging outward in the width direction of the vehicle body. At least one grip portion (32, 81, 82) is provided on the battery (B, B1), and the swing shaft (20) is matched The battery box (30) is provided at a position on the rear side of the vehicle body and faces up and down of the vehicle body. When the batteries (B, B1) are in a stowed state, the holding portions (32, 81, 82) face toward In the front of the vehicle body, when the batteries (B, B1) are in a detachable swinging state, the grips (32, 81, 82) face outward in the vehicle body width direction.

A second feature of the present invention is that the straddle type vehicle (1) is provided with a pair of left and right foot pedals (8) for the rider to place their feet, and the foot pedals (8) are It is arranged: when viewed from the side of the vehicle body, it overlaps the battery box (30), and is closer to the rotation axis (20) than the grips (32, 81, 82).

A third feature of the present invention is that it is attached to the straddle-type vehicle (1) and is provided with a pair of left and right leg protection covers (7) positioned in front of the rider's feet; from the side of the vehicle body When viewed in a direction, a predetermined space (S) is provided between the leg protection cover (7) and the battery box (30) arranged behind the vehicle body of the leg protection cover (7); When the batteries (B, B1) are in the storage state, the grips (32, 81, 82) are arranged in the space (S).

A fourth feature of the present invention is that the holding portion (32) is rotatably supported by the battery (B), and can be switched to by the turning operation of the holding portion (32). : The battery (B) can be unlocked in a swinging state or the locked state in which the battery (B) is kept in a stored state.

A fifth feature of the present invention is that the grip portion (32) includes a rod-shaped grip (32c), and first end portions are provided at both ends of the rod-shaped grip (32c). (32a); a second engaging portion (33a, 33b) is provided on the front side of the vehicle of the battery box (30); the first engaging portion (32a) is made by rotating the holding portion (32) ) Is engaged with the second engaging portions (33a, 33b) to be locked; when in the locked state, the rod-shaped grip (32c) is oriented toward the vehicle width direction.

Further, a sixth feature of the present invention is that it is attached to the straddle type vehicle (1), and is provided with a pair of left and right leg protection covers (7) located in front of the rider's feet; Between the leg cover (7), an opening (19a) is provided, which is open toward the lower side of the vehicle body. When the battery (B, B1) is in the storage state, the grip (32, 81, 82) It is located behind the body of the opening (19a).

A seventh feature of the present invention is that the holding portion (81, 82) of the battery (B1) is formed on an upper portion of a front surface (84) of the vehicle body of the battery (B1), and faces horizontally. A first grip portion (81) and a second grip portion (82) extending downward from the center in the vehicle width direction of the first grip portion (81).

An eighth feature of the present invention is that the battery case (30) includes an outer case (70) fixed to the vehicle body frame (2), and a swingable shaft using the swing shaft (20). An inner box body (50) pivotally supported on the outer box body (70); the shape of the outer box body (70) is made of: an upper surface (37), a side surface (36) in the vehicle width direction, and a bottom surface. (35) and the rear surface (38); the shape of the inner case (50) is such that, at a storage position of the battery (B, B1), the side facing the one side (36) serves as a cover. The other side (31), the bottom wall (52), and the rear wall (51); swing the aforementioned inner box (50) that has stored the aforementioned batteries (B, B1) toward the center of the vehicle body to store it Into the outer box body (70), in this way, the battery (B), which is slightly cuboid, has five faces (61, 62, 65, except for the front face (60) of the battery (B)). 66, 67) are covered by the aforementioned battery case (30).

A ninth feature of the present invention is that it is attached to the inner case (50), and is provided with a side wall (53) opposite to the other side surface (31). [Effect of the invention]

The battery loading and unloading structure of a straddle-type vehicle according to the first feature of the present invention includes: a battery box (30) supported on a lower portion of a body frame (2) of the straddle-type vehicle (1); The batteries (B, B1) in the battery box (30), and the battery mounting and dismounting structure of a straddle-type vehicle, include batteries (B, B1) that can be stored in the battery box (30). The battery (B, B1) is provided with at least one grip portion (32, 81, 82) on a swing shaft (20) swinging outward in the width direction of the vehicle body. The swing shaft (20) is arranged on the battery. At the position on the rear side of the car body of the box (30), and facing up and down of the car body, when the batteries (B, B1) are in the stowed state, the gripping portions (32, 81, 82) face the front of the car body, When the batteries (B, B1) are in a removable swing state, the grips (32, 81, 82) face outward in the vehicle width direction. Therefore, as long as the grips provided on the batteries are held, It can be performed continuously: the operation of swinging the stored battery toward the outside of the vehicle width direction; and swinging the battery from the battery Action taken. Similarly, when you want to put the battery into the storage state, you can also continue: the operation of putting the battery into the battery box; and the operation of swinging the battery toward the center of the car body, which can make the battery loading and unloading more convenient. easily.

According to the second feature of the present invention, the saddle type vehicle (1) is provided with a pair of left and right foot pedals (8) for the rider to place their feet. It is arranged: when viewed from the side of the vehicle body, it overlaps the battery box (30), and is closer to the rotation axis (20) than the grip (32, 81, 82). The swing angle required for the battery loading and unloading operation can be ensured, and the foot pedal can be arranged outside the vehicle body in the width direction of the battery box. In this way, the battery can be arranged close to the vehicle body and the center of gravity of the straddle-type vehicle can be reduced, and the battery can be arranged in a place where loading and unloading operations are easy.

According to the third feature of the present invention, since it is attached to the straddle-type vehicle (1), a pair of left and right leg covers (7) are provided in front of the rider's feet; from the side of the vehicle body When viewed, a predetermined space (S) is provided between the leg protection cover (7) and the battery box (30) arranged behind the vehicle body of the leg protection cover (7); When the batteries (B, B1) are in a stowed state, the grips (32, 81, 82) are arranged in the space (S), so they can be easily operated at a position below the center of the vehicle body. Load and unload the battery.

According to the fourth feature of the present invention, the holding portion (32) is rotatably supported on the battery (B), and can be switched to: The battery (B) can be unlocked by swinging or locked to keep the battery (B) in the storage state. Therefore, as long as the battery is held, the battery can be continuously stored: The operation of entering the locked state and the operation of removing the battery after the state of the unlocked state.

According to a fifth feature of the present invention, the grip portion (32) includes a rod-shaped grip (32c), and first end portions (32c) are provided at both ends of the rod-shaped grip (32c). 32a); a second engaging portion (33a, 33b) is provided on the vehicle front side of the battery box (30); the first engaging portion (32a) is made by rotating the holding portion (32) It engages with the second engaging portion (33a, 33b) to be locked. When in the locked state, the rod-shaped grip (32c) is oriented toward the width of the vehicle body. Therefore, it is not necessary to use another independent individual The battery lock mechanism can be installed with a simple structure such as a special tool. In addition, when in the locked state, it is not easy to see the grip from the outside. In addition to improving the appearance, the lever-shaped grip (32c) can be switched to the non-locked state at the same time. The part is turned up and down, and it is used as a vertical grip. The vertical grip system can easily swing the battery toward the outside of the vehicle width direction, and it can also easily remove the battery from the battery box.

According to a sixth feature of the present invention, since the saddle-type vehicle (1) is attached, a pair of left and right leg covers (7) are provided in front of the rider's feet; The protective cover (7) is provided with an opening (19a) opened toward the lower side of the vehicle body. When the battery (B, B1) is stored, the holding portion (32, 81, 82) is It is located behind the body of the opening (19a). Therefore, even when a leg cover is provided, the holding portion of the battery in the stored state can be operated from the front side of the body of the opening. In this way, both the comfort during driving and the ease of battery loading and unloading can be achieved.

According to the seventh feature of the present invention, the grips (81, 82) of the battery (B1) are formed on the upper part of the front face (84) of the vehicle body of the battery (B1), and face the first The first grip portion (81) and the second grip portion (82) extending downward from the center in the vehicle body width direction of the first grip portion (81) can be obtained at the same time: it is easy to obtain A vertical grip that swings the battery toward the outside in the width direction of the vehicle body; and a horizontal grip that is ideal for removing the battery from the battery case and suitable for moving the battery.

According to an eighth feature of the present invention, the battery case (30) includes an outer case (70) fixed to the vehicle body frame (2), and a pivot pivotable by the swing shaft (20). An inner box body (50) supported on the outer box body (70); the outer box body (70) is shaped to have: an upper surface (37), a side surface (36) in the vehicle width direction, and a bottom surface ( 35) and the rear surface (38); the shape of the inner case (50) is such that: at the storage position of the battery (B, B1), the other side (36) faces the other side as a cover portion; One side (31), bottom wall (52), and rear wall (51); swing the aforementioned inner box (50) that has stored the aforementioned batteries (B, B1) toward the center of the vehicle body to store it in In the outer case (70), the battery (B), which is slightly rectangular, has five faces (61, 62, 65, 66) except for the front face (60) of the battery (B). (67) are covered by the aforementioned battery box (30), so the battery can be easily stored in the open inner box body on the upper side of the car body, and the inner box body that already contains the battery can be inserted into Swing becomes housed state, to protect the upper and lower surfaces of the battery and left and right rear.

According to the ninth feature of the present invention, the side case (53) opposite to the other side (31) is provided on the inner case (50). Therefore, when the battery is stored in the inner case, Positioning becomes easy, and the battery is sandwiched from the left and right sides using one side and the other side, so as long as the battery holding part is pushed toward the center of the car body, the entire inner box body can be faced Swing to the center of the car body.

The following is a detailed description of preferred embodiments of the present invention with drawings. FIG. 1 is a left side view of an electric two-wheeled vehicle 1 to which a battery mounting structure of a straddle type vehicle according to an embodiment of the present invention is applied. The electric two-wheeled vehicle 1 is a straddle-type vehicle that drives the rear wheels WR by an electric motor M powered by a battery B provided at the lower part of the vehicle body. A front fork 5 is pivotably supported at the front end of the body frame 2 of the electric two-wheeled vehicle 1, and the front wheel WF is rotatably supported by the front fork 5. A steering handlebar 3 is connected to an upper portion of the front fork 5, and a headlight 4 is arranged in front of the steering handlebar 3. A front fender 6 for covering the upper part of the front wheel WF is supported between the left and right front forks 5.

Between the steering handlebar 3 and the seat cushion 16, a leg portion 18 is formed along the shape of the body frame 3. A pair of left and right pivot plates 9 are connected to the lower part of the body frame 2. The pivot shaft 10 for pivotally supporting the swing arm 12 is a pivot plate 9 pivotally supported on the left and right pairs. At the front end portion of the pivot plate 9, there are provided foot pedals 8 of a pair of left and right riders. At the rear end portion of the pivot plate 9 on the left side in the vehicle body width direction, a side stand 11 is pivotally supported.

The rear upper portion of the swing arm 12 for rotatably supporting the rear wheel WR and accommodating the electric motor M is suspended on the vehicle body side by a rear shock absorber 14. The rear cover 15 for supporting the seat cushion 16 integrally covers a portion of the vehicle body from the leg cross section 18 to the upper part of the rear wheel WR.

A battery case 30 is provided at the lower portion of the vehicle body frame 2 and located in front of the pivot plate 9 to store a battery B having a substantially rectangular parallelepiped. The battery case 30 formed of synthetic resin or the like is supported on the left and right sides by a first support portion 17 provided on the lower surface of the vehicle body frame 2 and a second support portion 21 provided on the front end portion of the pivot plate 9. Position between the foot pedals 8.

On the left side in the vehicle body width direction of the battery case 30, a swingable cover portion 31 is provided using a swing shaft 20 that faces the vehicle body up and down direction. On the front side of the vehicle body of the battery case 30, the grip portion 32 of the battery B is exposed. A pair of left and right leg protection covers 7 for wind protection and mud protection are provided in front of the vehicle body of the battery case 30 and in front of the feet of the rider.

The leg cover 7 extending to the lower side of the vehicle body and reaching the lower portion of the battery case 30 is fixed to the lower portion of the vehicle body frame 2 by a mounting portion 22 extending from the inner end portion in the vehicle width direction toward the rear side of the vehicle body. . The grip portion 32 of the battery B is disposed in a space S formed between the leg protection cover 7 and the battery case 30 when viewed from the side of the vehicle body. The shape of the battery B has a slightly square cross-section, and is a long cuboid shape that is slightly longer toward the front-back direction of the vehicle body. When it is stored in the battery case 30, the long-axis direction is toward the vehicle body. Forward and backward directions.

FIG. 2 is a plan view of the electric two-wheeled vehicle 1. As described above, the cover portion 31 of the battery case 30 can be opened toward the outside in the vehicle body width direction by using the swing shaft 20 provided on the rear side of the vehicle body. In the storage state where the long axis direction of the battery B is toward the front-rear direction of the vehicle body, if the grip portion 32 is held and pulled toward the left side in the vehicle body width direction, the battery B and the cover portion 31 will swing together to become as the second Shown in the expanded state. Then, in this unfolded state, when the grip portion 32 is held, the battery B can be lifted upward and outward. On the other hand, when the battery B is to be stored in the battery case 30 in the unfolded state, the holding portion 32 is held and pushed toward the center of the vehicle body, and the vehicle B is in a travelable storage state.

FIG. 3 is a perspective view showing a developed state of the battery case 30. Fig. 4 is a perspective view of the battery B. The battery case 30 is composed of an outer case 70 that is fixed to the vehicle body side by the first support portion 17 and the second support portion 21, and includes a cover portion that is pivotally supported on the outer case 70 by the swing shaft 20. The inner box 50 of 31 is formed.

The left and right pair of foot pedals 8 are fixed to the upper end of a foot pedal bracket 8a that extends from the front end portion of the pivot plate 9 toward the vehicle width direction and is bent upward. In this way, when viewed from the side of the vehicle body, the footrest 8 is disposed to overlap the battery case 30 and closer to the swing shaft 20 than the grip portion 32. According to the arrangement manner of the foot pedal 8, it is possible to ensure a swinging angle required when the battery B is mounted and detached, and a foot pedal 8 can be arranged outside the vehicle body in the width direction of the battery box 30. In this way, the battery B can be disposed near the lower side of the vehicle body, the center of gravity of the electric two-wheeled vehicle 1 can be reduced, and the battery B can be disposed in a place where it can be easily attached and detached. In addition, in the event that the electric two-wheeled vehicle turns over, the pedal box 8 may also be used to protect the battery box 30.

The outer box body 70 has a top surface 37, a right side surface 36, and a bottom surface 35. The top surface 37 is formed with a rib 40 for fixing the upper portion of the outer case 70 to the first support portion 17 of the vehicle body frame 2. The first support portion 17 and the second support portion 21 provided on the pivot plate 9 are capable of passing through structural members such as bolts facing the vehicle width direction. On the other hand, a guide recessed portion 34 is formed on the bottom surface 35 to guide the swing motion of the inner case 50. In addition, the front end portion in the vertical center of the right side surface 36 of the outer case 70 and the front end portion in the vertical center of the lid portion 31 are formed with a protruding shape for locking when the battery B is in the storage state. The second engaging portions 33a and 33b.

As shown in FIG. 4, the battery B is slightly rectangular, and includes a front 60 on the front side of the vehicle body provided with a grip 32, a rear 67 on the rear side of the vehicle body, an upper surface 61, a left side 62, and a right side. 65, below 66. When it is stored in the battery case 30, the front 60 is exposed toward the front of the vehicle body. The four corners of the front 60 are supported by long bolts 64 for locking a plurality of battery cases built into the battery B to the front-rear direction of the vehicle body. The structure of the gripping portion 32 is such that both ends of the rod-shaped grip 32c are mounted on the disc portion 32b rotatably supported on the front surface 60. In this way, the gripping portion 32 can be shown in FIG. 3 Rotate within 90 degrees between the unlocked position shown in Figure 4 and the locked position shown in Figure 4. At both ends of the rod-shaped grip 32c, a groove-shaped first engaging portion 32a capable of engaging with the aforementioned second engaging portions 33a and 33b is formed.

When the battery B is held upward by holding the holding portion 32, the connection terminal 63 provided at the rear 67 will face downward. In the state of holding the holding portion 32, the battery B can also be easily connected to The operation of the charging stand shown. In addition, the structure of the charging stand (not shown) may be a structure in which the battery B is connected to the connection terminal 63 in a lying state. In addition, the battery case 30 may be provided with the battery body 30 held down without the outside when the inner case 50 is swung to the outside in a state where the side stand 11 is lowered and the vehicle body is inclined to the left. Anti-slip mechanism for sliding down, etc.

FIG. 5 is a perspective view of the battery case 30. In addition to the above-mentioned top surface 37, right-side surface 36, and bottom surface 35, the outer box body 70 is also provided with a back surface 38. The rib plate 40 spanning from the top surface 37 to the back surface 38 is provided with a cylindrical sleeve 39. It is supported by the 2nd support part 21 provided in the front-end | tip part of the pivot plate 9. The left and right ribs 40 are connected to each other at the portion where the through-hole 40a is formed by the connection portion 41, so that the rigidity can be improved.

In addition to the cover portion 31 described above, the inner box body 50 is also provided with a right wall 53 facing the cover portion 31, a rear wall 51 located behind the vehicle body, and a bottom wall 52 located below the vehicle body. The rear wall 51 is provided with a power supply terminal 56 that can be engaged with the connection terminal 63 of the battery B. An arc-shaped guide groove 54 is formed in the bottom wall 52, and a guide disc 55 provided on the bottom surface 35 of the outer case 70 can slide along the guide groove 54. In addition, the front end portion of the bottom wall 52 is formed in the same arc shape as the outer edge shape of the guide recessed portion 34 provided on the bottom surface 35 of the outer case 70. With these two structures, In the state of the battery B, the inner case 50 can still be slid smoothly.

The bottom wall 52 of the inner case 50 is provided with a function capable of easily attaching and detaching the battery B. Specifically, when the battery B is to be stored in the battery case 30, the holding portion 32 is held upward, and therefore, the inner case is approached with the rear face 67 of the battery B provided with the connection terminal 63 facing downward. 50, the upper side of the inner box 50 is open, so there is no need to use another hand to tilt the battery B, as long as the rear 67 of the battery B is placed on the bottom wall 52 of the inner box Then, the battery B can be smoothly stored in the inner case 50 by lowering the holding portion 32 downward as if it were pulled toward the operator. On the other hand, when the battery B is to be taken out, the battery B is also supported by the bottom wall 52 before the battery B becomes upright while holding the grip portion 32 upward. Therefore, the battery B can be avoided At the moment of detachment from the inner case 50, the lower side of the battery B swings toward the operator.

In addition, the inner case 50 is provided with a right side wall 53 facing the cover portion 31. Therefore, not only the battery B can be easily positioned when the battery B is stored in the inner case 50, but also the lid portion 31 and the right side wall 53 holds the battery B from the left and right bags. Therefore, as long as the holding portion 32 of the battery B is pushed toward the center of the vehicle body, the entire inner box 50 can be swung toward the center of the vehicle body.

In addition, when the battery B is stored in the battery case 30, the five other surfaces of the battery B except the front surface 60 are in contact with the inner walls of the inner case 50 and the outer case 70. Therefore, It protects the battery B from the impact of stones and the like flying from the ground.

FIG. 6 is a front view of the battery case 30 showing a state where the battery B is stored. FIG. 7 is a front view of the vehicle body showing the shape of the leg cover 7. The upper portion of the battery case 30 is supported by the pair of left and right first support portions 17 by mounting bolts 17 a penetrating through the ribs 40 and the connection portion 41. In the locked state shown in FIG. 6, both ends of the rod-shaped grip 32 c of the grip portion 32 extend toward the vehicle width direction up to the right side surface 36 of the outer case 70 and the cover portion of the inner case 50. 31 overlapping positions.

The inner box body 50 is swung toward the center of the vehicle body until the long axis direction of the battery B faces the front-rear direction of the vehicle body. Then, the grip portion 32 can be turned 90 degrees counterclockwise to switch to the locked state. In this locked state, the second engaging portions 33a, 33b formed on the right side surface 36 of the outer case 70 and the cover portion 31 of the inner case 50 are connected to the ends of the rod-shaped grip 32c. The first engaging portion 32a is engaged, thereby prohibiting the swing motion of the inner case 50 and the battery B from moving forward.

According to such a lock structure composed of the first engagement portion 32a and the second engagement portions 33a, 33b, it is not necessary to use a dedicated independent individual part or the like, and a battery B lock mechanism can be provided with a simple structure. In addition, when in the locked state, the grip portion 32 is difficult to see from the side, which can improve its appearance, and when the grip portion 32 is turned into an unlocked state facing up and down of the vehicle body, it can be regarded as a vertical type. This vertical grip is very suitable for swinging the battery B toward the outside in the width direction of the vehicle body, and it is also suitable for taking out the battery B from the battery case 30.

As shown in FIG. 7, the left and right leg covers 7 (7L, 7R) are connected together by a plate-shaped connecting member 19. The connecting member 19 is formed with a wind guide 19b for cooling electrical components and the like, and an opening 19a that is opened in a U-shape toward the lower side of the vehicle body. The battery B is arranged such that most of the front surface 60 and the grip portion 32 of the battery B face the front of the vehicle body through the opening 19a. In this way, even when the leg cover 7 is provided, the operation of holding the grip portion 32 from the front side of the vehicle body of the opening 19a can be performed. This makes it possible to balance comfort during driving with ease of battery attaching and detaching operations. In addition, it is also possible to effectively cool the front surface 60 of the battery B by using the wind during driving.

FIG. 8 is a perspective view of a battery B1 according to a modification of the present embodiment. FIG. 9 is a perspective view of the unfolded state of the battery case 30a. The same reference numerals as those of the foregoing embodiments indicate the same or equivalent parts. The characteristic point of the battery B1 of this modification is that the battery B1 is provided on the upper portion of the front 84 on the front side of the vehicle body, and is provided with a first holding portion 81 oriented in the horizontal direction and a first holding portion 81 The second grip portion 82 extends downward from the center in the vehicle width direction.

When viewed from the front, the slightly T-shaped first holding portion 81 and the second holding portion 82 and the front surface 84 are formed with a gap 80 through which a finger can be inserted. A lower end portion is formed with a mountain-like convex portion 83 protruding toward the front of the vehicle body. In addition, in accordance with the shapes of the first grip portion 81 and the second grip portion 82, the connection terminal 63a provided on the rear side of the battery B1 is arranged on the rear side of the car provided with the first grip portion 81. Above the body.

Therefore, if the heavy battery B1 is lifted up while holding the first grip 81, the entire battery B1 is tilted by using the first grip 81 as a fulcrum. At this time, since the connection terminal 63 is provided near the first holding portion 81, the connection terminal 63 is not located at the lowermost position in a state where the battery B1 is lifted upward. In this way, if the battery B1 is accidentally dropped, the connection terminal 63 will not be touched to the ground first, and the connection terminal 63 can be protected.

As shown in FIG. 9, the battery B1 can be stored in the battery case 30 a such that the first holding portion 81 is positioned upward. In this way, in addition to the second holding portion 82 that is suitable for swinging the inner case 50, the first holding portion 81 that is suitable for lifting the battery B1 upward is located on the upper side of the vehicle body. Therefore, the attaching and detaching operation of the battery B1 can be easily performed. In addition, when the battery B1 is lifted upward, the connection terminal 63a is not located at the lowermost portion, so it can also prevent the connection terminal 63a from colliding with the bottom wall 52 when the battery B1 is stored in the inner case 50.

As described above, according to the battery attaching and detaching structure of the straddle type vehicle of the present invention, the battery B is provided with the swing shaft 20 capable of swinging the battery B housed in the battery case 30 toward the outside in the vehicle body width direction, and is provided on the battery B. The grip portion 32 is provided. The swing shaft 20 is disposed at a position on the rear side of the vehicle body of the battery case 30 and faces up and down the vehicle body. When the battery B is in the storage state, the grip portion 32 faces the front of the vehicle body, and the battery When B is in a detachable swinging state, the gripping portion 32 faces outward in the vehicle width direction. Therefore, as long as the gripping portion 32 provided on the battery B is held, it can be continuously performed: The operation of swinging outward in the vehicle body width direction; and the operation of taking out the swing battery B from the battery case 30. Similarly, when it is desired to store the battery B, the operation of storing the battery B in the battery case 30 and the operation of swinging the battery B toward the center side of the vehicle body can be performed continuously. easily.

In addition, the shape of the electric two-wheeled vehicle, the shape and material of the battery case, the shape and structure of the outer case and the inner case, the arrangement of the swing shaft, the shape of the first engaging portion and the second engaging portion, and The form, shape, and structure of the grip portion are not limited to the above-mentioned embodiment, and various changes can be made. For example, the inner box body can also be made into a structure that expands toward the right side in the vehicle width direction. The battery loading and unloading structure of the straddle-type vehicle of the present invention is not limited to electric two-wheeled vehicles, but can also be applied to straddle-type vehicles such as electric tricycles and electric four-wheelers.

1‧‧‧ Electric two-wheeled vehicle (straddle type vehicle)

2‧‧‧ Bodywork

7‧‧‧leg protection

8‧‧‧ pedal

9‧‧‧ Pivot Plate

10‧‧‧ Pivot

12‧‧‧ rocker

15‧‧‧ rear mask

17‧‧‧ the first support

19a‧‧‧ opening

20‧‧‧ swing axis

21‧‧‧ the second support

30‧‧‧ Battery Box

31‧‧‧ cover (the other side)

32‧‧‧ holding section

32a‧‧‧The first engaging part

32c‧‧‧ lever grip

33a, 33b ‧‧‧ 2nd engaging part

34‧‧‧Guide to reference recess

35‧‧‧ underside

One side of 36‧‧‧ body width direction

37‧‧‧ above

38‧‧‧ back

40‧‧‧ rib

50‧‧‧ inside box

51‧‧‧ back wall

52‧‧‧ bottom wall

53‧‧‧ sidewall

70‧‧‧ outside box

81‧‧‧The first grip

82‧‧‧Second grip

B, B1‧‧‧ batteries

S‧‧‧ space

FIG. 1 is a left side view of an electric two-wheeled vehicle employing a battery mounting structure of a straddle-type vehicle according to an embodiment of the present invention. Figure 2 is a plan view of an electric two-wheeled vehicle. Figure 3 is a perspective view showing a battery box in an unfolded state. Figure 4 is a perspective view of the battery. Figure 5 is a perspective view of the battery case. FIG. 6 is a front view of the battery case in a state where the battery is stored. Figure 7 is a front view of the vehicle body showing the shape of the leg cover. Fig. 8 is a perspective view of a battery according to a modification of the present embodiment. FIG. 9 is a perspective view showing a developed state of the battery case.

Claims (9)

A battery loading and unloading structure of a straddle-type vehicle, comprising: a battery box (30) supported on a lower portion of a body frame (2) of the straddle-type vehicle (1); and a battery box (30) stored in the battery box The battery (B, B1) inside, and the battery loading and unloading structure of a straddle-type vehicle, are characterized as follows: It is equipped with a battery (B, B1) that can be housed in the battery box (30), toward the vehicle body width. The swing axis (20) swinging outwardly is provided with at least one grip portion (32, 81, 82) on the battery (B, B1), and the swing shaft (20) is provided on the battery case (30). At the position on the rear side of the car body, and facing up and down of the car body. When the batteries (B, B1) are in the stowed state, the grips (32, 81, 82) face toward the front of the car body. When B, B1) is in a detachable swing state, the grip portions (32, 81, 82) face outward in the vehicle width direction. The battery loading and unloading structure of the straddle-type vehicle according to item 1 of the scope of the patent application, wherein the straddle-type vehicle (1) is provided with a pair of left and right foot pedals for the rider to place their feet (8), The aforementioned foot pedal (8) is arranged in such a way that when viewed from the side of the vehicle body, it overlaps the aforementioned battery box (30) and is closer than the aforementioned gripping portions (32, 81, 82). The position of the aforementioned rotation shaft (20). The battery loading and unloading structure of the straddle-type vehicle according to item 1 or 2 of the scope of application for a patent, wherein the straddle-type vehicle (1) is provided at the left and right sides of the rider's feet A pair of leg protection covers (7), when viewed from the side of the vehicle body, is attached to the leg protection cover (7) and the battery case (7) disposed behind the vehicle body of the leg protection cover (7). 30), a predetermined space (S) is provided. When the battery (B, B1) is in the storage state, the holding portion (32, 81, 82) is arranged in the space (S). According to the battery loading and unloading structure of the straddle-type vehicle according to item 1 or item 2 of the scope of patent application, the grip portion (32) is rotatably supported on the battery (B), and can be supported by The rotation operation of the holding portion (32) is switched to a non-locked state where the battery (B) can perform a swinging operation or a locked state where the battery (B) is kept in a stored state. According to the battery loading and unloading structure of the straddle-type vehicle according to item 4 of the scope of patent application, the grip portion (32) includes a rod-shaped grip (32c); The first engaging portions (32a) are provided at both end portions; 设有 the second engaging portions (33a, 33b) are provided on the vehicle front side of the battery box (30); ； the holding portion (32) is operated by turning ), The first engaging portion (32a) and the second engaging portion (33a, 33b) are engaged to be locked; when in the locked state, the rod-shaped grip (32c) is facing Body width direction. The battery loading and unloading structure of the straddle-type vehicle according to item 1 or 2 of the scope of application for a patent, wherein the straddle-type vehicle (1) is provided at the left and right sides of the rider's feet A pair of leg protection covers (7); 之间 Between the left and right leg protection covers (7), there are openings (19a) that open toward the lower side of the vehicle body; where the batteries (B, B1) are located In the stowed state, the grip portions (32, 81, 82) are located behind the vehicle body of the opening (19a). According to the battery loading and unloading structure of the straddle-type vehicle according to item 1 or item 2 of the scope of patent application, wherein the holding portion (81, 82) of the battery (B1) is formed by: The upper part of the front side of the vehicle body (84), the first holding part (81) facing the horizontal direction, and the second holding part extending downward from the center of the body width direction of the first holding part (81). (82). According to the battery loading and unloading structure of the straddle-type vehicle according to item 1 or item 2 of the scope of patent application, the battery box (30) includes: an outer box body (30) fixed to the vehicle body frame (2) ( 70) and an inner box body (50) pivotally supported on the outer box body (70) by the swing shaft (20); The shape of the outer box body (70) is: 37), one side surface (36), bottom surface (35), and rear surface (38) in the width direction of the vehicle body; the shape of the inner case (50) is made to have: at the storage position of the batteries (B, B1); , The other side (31), the bottom wall (52), and the rear wall (51) opposite to the one side (36) as the cover portion; the aforementioned inner box body which has already accommodated the aforementioned batteries (B, B1) (50) Swing toward the center of the vehicle body to store it in the aforementioned outer case (70). In this way, the aforementioned battery (B), which is slightly rectangular, except for the front (60) of the battery (B) ), The other five faces (61, 62, 65, 66, 67) are covered by the battery case (30). According to the battery loading and unloading structure of the straddle-type vehicle according to item 8 of the scope of the patent application, the inner box body (50) is provided with a side wall (53) opposite to the other side surface (31).