JP2011152900A - Operation seat structure of electric motorcycle - Google Patents

Abstract

To prevent charging of water into a storage space below a driving seat and to charge the battery while the driving seat is closed while the battery is stored in the storage space.
A rubber molding 15 is provided around the storage surface 4 on the base surface 3 of the storage box 1, and a seal surface 16 is formed on the back surface of the operation seat 122 so as to correspond to the molding 15. Then, when the operation seat 122 is closed, the seal surface 16 comes into close contact with the molding 15. A recess 17 that is open to the storage surface 4 side is formed in the rear portion of the base surface 3, and the portion of the rib 14 and the molding 15 that is located in the recess 17 is bent backward to close the operation seat 122. The seal surface 16 is displaced. Thereby, when the operation seat 122 is closed, a gap is secured on the molding curved portion 15a, and the operation seat 122 can be closed and charged while the battery 2 is stored in the battery storage portion 6.
[Selection] Figure 7

Description

  The present invention relates to a driving seat structure of an electric motorcycle that houses a battery below the driving seat.

  In many scooter type motorcycles, the driver's seat can be opened and closed, and the lower part of the driver's seat is used as a storage space. Some scooter-type motorcycles that use an engine as a drive source can store a helmet under a driving seat.

  In recent years, from the viewpoint of environmental protection and the like, motorcycles using an electric motor as a drive source instead of an engine have been developed. When an electric motor is used as a drive source, a battery that supplies electric power to the electric motor is mounted. For example, in Patent Document 1, a seat can be opened and closed, and a battery can be attached and detached under the seat. An electric motorcycle is disclosed.

JP 2003-127951 A

  When the lower part of the operation seat is used as a storage space, it is necessary to take measures so that water does not enter the storage space. For example, a rib is provided around the mouth of the storage space, a rubber molding is fitted over the entire circumference of the rib, and a sealing surface is formed on the back surface of the operation seat so as to correspond to the molding. In addition, there is a configuration in which when the operation seat is closed, the sealing surface is brought into close contact with the molding and sealed in a watertight manner.

  By the way, in a motorcycle using an electric motor as a drive source, when charging the battery, the battery is connected to a charger via a connection cord. At this time, the battery is generally removed from the vehicle, but there is also a demand for charging the battery while the battery is housed below the operation seat.

  However, when the operation seat is closed with the battery stored below the operation seat, the connection cord connected to the battery is sandwiched between the seal surface and the molding and is crushed or damaged. On the other hand, if the driver's seat is left open during charging, there is a risk that the battery may be exposed to rain water or the battery may be stolen.

  In addition, if a part of the molding and the sealing surface is cut out and the connection cord is passed through the cut-out part, the operation seat can be closed and charged while the battery is stored. Water invades from the notch.

  The present invention has been made in view of the above points, and closes the operation seat while keeping the battery in the storage space while preventing water from entering the storage space below the operation seat. The purpose is to be able to charge.

The driving seat structure of the electric motorcycle according to the present invention is an operating seat structure of an electric motorcycle in which a storage portion is provided below the openable / closable driving seat, and a battery is stored in a battery storage portion provided in the storage portion. A sealing member that is provided on one of the back surface of the operation seat and the storage portion and surrounds the battery storage portion when the operation seat is closed; and any one of the back surface of the operation seat and the storage portion A sealing surface that is provided on the other side and seals the sealing member in close contact with the sealing member when the operation seat is closed, and a part of the sealing member is shifted inward or outward with respect to the sealing surface. It is characterized by that.
Another feature of the driving seat structure of the electric motorcycle according to the present invention is that the storage portion has a base surface and a storage surface at a position one step below the base surface, and the storage surface The battery housing portion is formed on the base surface, and a concave portion opened on the housing surface side is formed on the base surface, and the seal member is shifted inward or outward relative to the seal surface at the position of the concave portion. There is in point.
Another feature of the driving seat structure of the electric motorcycle according to the present invention is that it is provided on the other side of the back surface of the driving seat and the storage portion, and the sealing member is closed when the driving seat is closed. Among these, there is a point provided with a cushion material that is in close contact with a portion that is displaced inward or outward with respect to the sealing surface.
Another feature of the electric motorcycle driving seat structure according to the present invention is that a portion of the seal member that is displaced inward or outward relative to the seal surface is located at a rear portion of the vehicle. It is in.
Another driving seat structure of an electric motorcycle according to the present invention is a driving seat for an electric motorcycle in which a storage portion is provided below the openable / closable driving seat and a battery is stored in a battery storage portion provided in the storage portion. A sealing member that is provided on either the back surface of the operation seat and the storage portion and surrounds the battery storage portion when the operation seat is closed; and the back surface of the operation seat and the storage portion. A sealing surface that is provided on the other side and seals the sealing member in close contact with the sealing member when the operation seat is closed, and a cushion material is adhered to a part of the sealing member instead of the sealing surface. It is characterized by having the structure to do.

  According to the present invention, the operation seat can be closed and charged while the battery is stored in the storage space while preventing water from entering the storage space below the operation seat.

1 is a left side view of an electric motorcycle according to an embodiment. 1 is a plan view around a storage box of an electric motorcycle according to an embodiment. It is the perspective view seen from the back of the circumference of the swing arm and power unit of the electric motorcycle concerning an embodiment. 1 is a cross-sectional view showing a configuration of a power unit of an electric motorcycle according to an embodiment. 1 is a perspective view around a storage box of an electric motorcycle according to an embodiment. 1 is a perspective view showing a driving seat of an electric motorcycle according to an embodiment. 1 is a perspective view around a storage box of an electric motorcycle according to an embodiment. FIG. 6 is a perspective view around a storage box of an electric motorcycle according to another embodiment. FIG. 6 is a perspective view showing a driving seat of an electric motorcycle according to another embodiment.

  Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows a left side surface of a scooter type electric motorcycle 100 according to the present embodiment. Note that, in the main points of the respective drawings referred to below, the front is indicated by an arrow Fr and the rear is indicated by an arrow Rr.

  As shown in FIG. 1, the body frame of the electric motorcycle 100 includes a head pipe (not shown), a down tube 101 that extends downward from the head pipe, and extends substantially horizontally from the middle to the rear. And left and right rear frames 102 extending rearward and upward from the rear end of the tube 101. In addition, the left and right auxiliary frames 103 extend horizontally or slightly rearward from the lower portion of the down tube 101 and are connected to the rear frame 102 (see FIG. 2).

  The left and right front forks 104 are supported by a head pipe (not shown) so as to be rotatable left and right. A front wheel 105 is rotatably supported at a lower portion of the front fork 104, and the front wheel 105 is steered left and right by a handle bar 106.

  A front end of a swing arm 108 is pivotally supported on a bracket 107 below the left and right rear frames 102 via a pivot shaft 108b so as to be swingable up and down. The swing arm 108 is a cantilever swing arm in which the arm portion 108a extends rearward only on the left side of the vehicle (see FIG. 3), and a rear suspension is provided between the rear end portion of the arm portion 108a and the rear frame 102. 109 is mounted.

  As shown in FIG. 4, a rear wheel 110 and a power unit 111 including an electric motor M that drives the rear wheel 110 are supported on the rear end portion of the arm portion 108 a of the swing arm 108. The power unit 111 includes a disk-shaped case 111a and a cover 111b that covers the inner surface of the case 111a, and an electric motor M is built therein. Note that a specific configuration of the electric motor M is not illustrated. Further, the rear axle 113 of the rear wheel 110 is supported by the bearing 112 provided on the inner peripheral surface of the cylindrical portion of the cover 111b, and the rotation of the output shaft 114 of the electric motor M is transmitted to the rear axle 113 via the speed reducer 115. It is done.

  A cylindrical brake drum 116 disposed concentrically with the rear axle 113 is provided on the inner surface side of the rear wheel 110, and a brake shoe 117 is housed inside the brake drum 116. The brake shoe 117 is operated by a brake cam lever 119 with an anchor pin 118 projecting on the power unit 111 side as a fulcrum, and the brake shoe 117 is pressed against the inner surface of the brake drum 116 when the brake is operated.

  Also, left and right bracket portions 120 are formed in the middle of the swing arm 108, and a stand 121 is attached to the bracket portion 120 (see FIG. 3).

  A storage box 1 is disposed as a storage unit between the left and right rear frames 102 below the operation seat 122, and a battery 2 that supplies electric power to the electric motor M is stored in the storage box 1. The front portion of the operation seat 122 is supported by a hinge mechanism so as to be pivotable up and down and can be opened and closed, and also serves as a lid of the storage box 1.

  The body frame is covered with a resin body cover and constitutes the appearance of the vehicle. The vehicle body cover is configured by combining a front leg shield 123, a rear leg shield 124, a lower cover 125, a rear frame cover 126, and the like. The front leg shield 123 is disposed so as to cover the front part of the vehicle body, and also constitutes a front fender. The rear leg shield 124 is disposed so as to cover the back side of the front leg shield 123, and a storage pocket portion 127 is formed. The lower cover 125 is connected to the front leg shield 123 and is disposed so as to cover the lowermost portion of the driving seat 122 from the left and right auxiliary frames 103. The lower cover 125 is provided with a step floor on which the rider puts his / her foot. The rear frame cover 126 is disposed so as to cover the rear frame 102 below the operation seat 122.

  Hereinafter, the configuration around the storage box 1 will be described in detail. The storage box 1 is supported by the rear frame 102 and the like, and is disposed between the left and right rear frames 102 below the operation seat 122.

  As shown in FIGS. 2 and 5, the storage box 1 has a base surface 3 that has a narrow front portion in accordance with the shape of the operation seat 122, a maximum width in the middle, and a gradually narrow width toward the rear, And a storage surface 4 at a position one step below the base surface 3. Whereas the base surface 3 is formed in a front-lowering manner, the storage surface 4 is formed in a rear-lowering manner, and on the front side of the storage surface 4 there is a small step between the base surface 3 and On the rear side of the storage surface 4, a step with the base surface 3 is large.

  The front portion and both side portions of the storage surface 4 are formed up to just before the outer edge portion of the base surface 3, while the rear portion is formed with a part of the rear portion of the base surface 3 left. A seat lock mechanism 5 that is engaged when the operation seat 122 is closed is provided at the rear portion of the base surface 3. Although not specifically illustrated, the unlocking operation unit for releasing the seat lock mechanism 5 is disposed outside the storage box 1 at a proper position of the vehicle body, for example, around the driving seat 122.

  On the storage surface 4, there are formed a battery storage portion 6 for storing the battery 2, and an accessory case 7 that is a storage portion for storing articles other than the battery 2. Although the battery 2 has a convex shape as an outer shape, the battery 2 has a long and substantially rectangular parallelepiped shape as a whole, and a handle 8 is provided on the top. The battery storage 6 is formed downward from the storage surface 4 and has a shape that matches the outer shape of the battery 2. As described above, the storage surface 4 is formed to be rearwardly lowered. As shown in FIG. 1, the battery storage unit 6 is formed obliquely so that the lower part (bottom part) is positioned forward. Thereby, most of the battery accommodating part 6 can be covered with the vehicle body cover.

  Here, as shown in FIG. 2, in the battery storage unit 6, the arm portion 108 a of the swing arm 108 extends to the right side of the vehicle from the vehicle body center line C that forms the grounding point between the front wheel 105 and the rear wheel 110. The vehicle is offset from the left side of the vehicle. The battery storage unit 6 (that is, the battery 2) is arranged obliquely so that the front part is on the vehicle body centerline C in the plan view of the vehicle, but the rear part faces the outside in the vehicle width direction. Thereby, in the shape of the storage box 1 determined according to the shape of the driving seat 122, the battery 2 can be positioned as far as possible in the vehicle width direction. In this way, by arranging the power unit 111 on one side in the vehicle width direction from the vehicle body center line C and the battery 2 on the other side, and adjusting the left and right weight balance, the needle-holding property is ensured, Maneuverability can be improved.

  Further, as shown in FIG. 1, the bottom of the battery housing 6 (that is, the bottom of the battery 2) is positioned below at least a part of the upper edge of the arm portion 108 a of the swing arm 108 in a vehicle side view. . In this way, the battery 2 is positioned as low as possible in the vehicle to reduce the center of gravity.

  By arranging the battery 2 in an offset manner as described above, it is possible to secure a space for storing articles other than the battery 2 on the left side of the vehicle. Therefore, as shown in FIGS. 2 and 5, the accessory case 7 is formed on the left side of the vehicle with respect to the vehicle body center line C so as to face downward from the storage surface 4. The accessory case 7 is arranged substantially parallel to the battery storage portion 6 and is as wide as possible so as to reach the end portion of the storage surface 4 in the front and rear direction (until adjacent to the step between the storage surface 4 and the base surface 3). It is formed. The accessory case 7 is formed shallower than the battery housing 6. The accessory case 7 can store a charger 9 used when charging the battery 2.

  It should be noted that a rib is erected on the back surface of the operation seat 122, and when the operation seat 122 is closed, the handle 8 of the battery 2 or the handle of the charger 9 is pressed and fixed, so that the battery 2 or the charger It is good also as a structure which prevents the rattling of 9. Further, as shown in FIG. 5, the plate portion 10 is erected on the left and right sides of the back surface of the operation seat 122, and closes the storage surface 4 when the operation seat 122 is closed. Therefore, even if a hand is inserted from the lower edge portion of the operation seat 122 in the closed state, the hand does not hit the plate portion 10 and reach the battery 2, thereby preventing mischief.

  A battery lock mechanism that engages with the battery 2 is provided at the bottom of the battery housing 6. And the recessed part 11 is formed in the frontmost part of the storage surface 4, ie, the position near the hinge mechanism which opens and closes the driving seat 122, and the ring-shaped unlocking operation part 12 for releasing the battery lock mechanism in the recessed part 11 is formed. Is provided. The unlock operation unit 12 is linked to the battery lock mechanism via the cable 13, and by pulling the unlock operation unit 12, the battery lock mechanism is released via the cable 13, and the battery 2 is removed from the battery storage unit 6. It can be pulled out.

  Since the unlocking operation unit 12 is arranged in the storage box 1 as described above, for example, the unlocking operation unit 12 can be operated with an easy posture as compared with the case where the unlocking operation unit is arranged below the vehicle, such as the operator's feet. Can be operated. On the other hand, by disposing the unlocking operation portion 12 at a position close to the hinge mechanism of the driving seat 122 and in the recess 11, it is possible to prevent the lock from being unlocked by a human hand touching it by mistake. it can.

  As shown in FIGS. 2, 5, and 7, a rib 14 is provided around the storage surface 4 on the base surface 3 of the storage box 1, and a rubber molding that is a seal member over the entire periphery of the rib 14. 15 is fitted. Further, as shown in FIG. 6, the seal surface 16 is formed on the back surface of the operation seat 122 so as to correspond to the molding 15 so as to form an annular shape. And when the driving seat 122 is closed, the sealing surface 16 comes into close contact with the molding 15 and seals it in a watertight manner.

  Here, a recessed portion 17 opened to the storage surface 4 side is formed at the rear portion of the base surface 3. And the part located in the recessed part 17 among the ribs 14 and the moldings 15 is curved backward so that the molding curved parts 15 a are displaced from the sealing surface 16 when the operation seat 122 is closed. Further, as shown in FIG. 6, the cushion material 18 is attached to the back surface of the operation seat 122 so as to be adjacent to the seal surface 16. The cushion material 18 is disposed so as to correspond to the molding curved portion 15a, and when the operation seat 122 is closed, the cushion material 18 comes into close contact with the molding bending portion 15a and seals it in a watertight manner.

  As described above, a part of the molding 15 (the molding bending portion 15a) is displaced outward with respect to the seal surface 16, and therefore, when the operation seat 122 is closed, a gap is secured on the molding bending portion 15a. . The cushion material 18 is in close contact with a part of the molding 15 (the molding bending portion 15a). Accordingly, the operation seat 122 can be closed and charged while the battery 2 is stored in the battery storage unit 6.

  That is, when charging the battery 2, the battery 2 is connected to the charger 9 connected to the household power supply via the connection cord 19. At this time, as shown in FIG. 7, the battery 2 is connected to the battery 2 side. The connecting cord 19 is guided to the concave portion 17, is moved over the molding curved portion 15 a, and the base surface 3 is turned and led to the outside. In the present embodiment, a pair of ribs 20 extending from the concave portion 17 to the side edge of the base surface 3 are formed on the base surface 3 as guides for guiding the connection cord 19, so that the pair of ribs 20 can be sandwiched. The connection cord 19 can be led out to the outside. Further, since the ribs 20 are provided on both sides of the connection cord 19, the connection cord 19 can be protected.

  When the operation seat 122 is closed in this state, the sealing surface 16 is not pressed against the molding bending portion 15a and the connecting cord 19 thereon, and the elastically deformable cushion material 18 is pressed, so that the connecting cord 19 is crushed. It wo n’t get hurt. With the operation seat 122 closed, the connection cord 19 is led out from between the side edge of the base surface 3 and the lower edge of the operation seat 122. In the state where the operation seat 122 is closed, the lower edge portion of the operation seat 122 is positioned below the seal position where the molding 15 and the seal surface 16 (or the cushion material 18) are in close contact with each other around the base surface 3. It is a saddle.

  The portion where the cushion material 18 is in close contact with the molding 15 is slightly inferior in water tightness to the portion where the resin sealing surface 16 is in close contact, but the cushion material 18 is in close contact with the rear portion of the vehicle in the annular molding 15. Therefore, for example, rain during traveling can be prevented from entering the storage surface 4 side. Further, since the portion where the cushion material 18 is in close contact is located on the inner side at a distance from the outer edge portion of the operation seat 122, for example, water at the time of car washing can be prevented from entering the storage surface 4 side. Furthermore, when the driving seat 122 is closed as described above, the lower edge portion of the driving seat 122 has a hook shape that is positioned below the sealing position. Intrusion of water from the rear side of the vehicle can be prevented more effectively.

  In the present embodiment, a part of the molding 15 is shifted outward with respect to the seal surface 16, but may be shifted inward.

(Other embodiments)
In the above embodiment, the form in which a part of the molding 15 is shifted inward or outward with respect to the sealing surface 16 has been described. However, a form in which the molding 15 is not shifted with respect to the sealing surface 16 is also possible. As shown in FIG. 8, a rib 14 is provided around the storage surface 4 on the base surface 3 of the storage box 1, and a rubber molding 15 as a seal member is fitted over the entire circumference of the rib 14. Is done. However, the recessed part 17 and the Mole curved part 15a are not formed like the said embodiment.

  Further, as shown in FIG. 9, the seal surface 16 is formed in an annular shape on the back surface of the driving seat 122 so as to correspond to the molding 15, but is recessed in a predetermined portion located at the rear portion of the vehicle. Is formed, and a cushion material 18 is provided in the recess. The cushion material 18 is provided so as to be flush with the seal surface 16.

  In the case of the present embodiment, when the battery 2 is connected to the charger 9 via the connection cord 19, the connection cord 19 connected to the battery 2 side is moved over a predetermined portion of the molding 15 to To the outside. When the operation seat 122 is closed in this state, the elastically deformable cushion material 18 is pressed against a predetermined portion of the molding 15 and the connection cord 19 thereon, so that the connection cord 19 may be crushed or damaged. Absent.

  As mentioned above, although this invention was demonstrated with various embodiment, this invention is not limited only to these embodiment, A change etc. are possible within the scope of the present invention. For example, in each of the above-described embodiments, the molding 15 is provided on the storage box 1 side and the sealing surface 16 is provided on the driving seat 122 side. Conversely, the sealing surface 16 is provided on the storage box 1 side and the molding 15 is provided on the driving seat 122 side. Also good.

  It should be noted that the present invention is also applicable to a type in which a cord other than the charging cord is pulled out from under the driving seat 122, for example, a loading hook is pulled out from under the driving seat 122. In addition, by applying to a door of a four-wheeled vehicle, for example, instead of a motorcycle driving seat, the cables can be pulled out from the vehicle with the door closed.

1: storage box, 2: battery, 3: base surface, 4: storage surface, 5: seat lock mechanism, 6: battery storage portion, 7: accessory case, 14: rib, 15: molding, 15a: molding curved portion, 16: Seal surface, 17: Recess, 18: Cushion material, 100: Electric motorcycle, 101: Down tube, 102: Rear frame, 105: Front wheel, 108: Swing arm, 108a: Arm part, 110: Rear wheel, 111: Power unit, 122: Driving seat

Claims (5)

A driving seat structure for an electric motorcycle in which a storage portion is provided below an openable / closable driving seat, and a battery is stored in a battery storage portion provided in the storage portion,
A seal member which is provided on either the back surface of the operation seat or the storage portion and surrounds the battery storage portion when the operation seat is closed;
A seal surface that is provided on the other side of the back surface of the operation seat and the storage portion and seals in a watertight manner in close contact with the seal member when the operation seat is closed;
A driving seat structure for an electric motorcycle, wherein a part of the sealing member is displaced inward or outward with respect to the sealing surface. The storage unit has a base surface and a storage surface at a position one step below the base surface, and the battery storage unit is formed on the storage surface,
The concave portion opened to the storage surface side is formed on the base surface, and the seal member is displaced inward or outward with respect to the seal surface at the position of the concave portion. The driving seat structure of the electric motorcycle described.   A cushioning material that is provided on the other side of the back surface of the operation seat and the storage portion and closely contacts a portion of the seal member that is displaced inward or outward with respect to the seal surface when the operation seat is closed. The driving seat structure for an electric motorcycle according to claim 1 or 2, further comprising:   4. The electric motorcycle according to claim 1, wherein a portion of the seal member that is displaced inward or outward with respect to the seal surface is located at a rear portion of the vehicle. 5. Driving seat structure. A driving seat structure for an electric motorcycle in which a storage portion is provided below an openable / closable driving seat, and a battery is stored in a battery storage portion provided in the storage portion,
A seal member which is provided on either the back surface of the operation seat or the storage portion and surrounds the battery storage portion when the operation seat is closed;
A seal surface that is provided on the other side of the back surface of the operation seat and the storage portion and seals in a watertight manner in close contact with the seal member when the operation seat is closed;
An operation seat structure for an electric motorcycle, wherein a cushion material is in close contact with a part of the seal member instead of the seal surface.

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