JP7095103B2 - Battery attachment / detachment structure for saddle-mounted vehicles - Google Patents

Description

The present invention relates to a battery attachment / detachment structure of a saddle-type vehicle, and in particular, a portable battery that is detachably stored in the vehicle body of a saddle-type electric vehicle and a battery attachment / detachment of a saddle-type vehicle applied to the storage portion thereof. Regarding the structure.

In recent years, the development of a saddle-type electric vehicle that runs by driving a motor with the electric power of an in-vehicle battery has been progressing. It is also well known that such a saddle-mounted electric vehicle has a configuration in which a portable battery that can be removed from the vehicle body is applied to facilitate charging, maintenance, and the like.

Patent Document 1 discloses a scooter-type electric vehicle having a low-floor floor between a steering handle and a seat, in which two batteries are housed in a lower portion of an openable seat. The two batteries, which form a substantially rectangular parallelepiped that is long in the vertical direction of the vehicle body, are stored in two storage recesses that are adjacent to each other in the front-rear direction of the vehicle body. Is configured to engage with.

International Publication 2012/043518

Here, in the configuration in which the connection terminal is engaged by storing the battery in the storage recess as in Patent Document 1, the battery moves upward on the vehicle body when a large step is overcome, and the electrical connection is affected. It is preferable to provide a mechanism for holding the stored battery in a predetermined position so as not to prevent the battery. However, there has been a demand to avoid the fact that the battery attachment / detachment becomes complicated and the convenience is reduced by providing such a holding mechanism.

An object of the present invention is to solve the above-mentioned problems of the prior art and to provide a battery attachment / detachment structure for a saddle-type vehicle capable of regulating the movement of a stored battery and maintaining a good electrical connection by a simple configuration. be.

In order to achieve the above object, the present invention presents a plurality of substantially square batteries (B) for supplying power to the power source of the saddle-mounted vehicle (1), and a battery case (B) in which the batteries (B) are housed. 40), a saddle including a battery-side terminal (75) provided on the lower surface (107) of the battery (B), and a case-side terminal (90) that engages with the battery-side terminal (75). In the battery attachment / detachment structure of a riding vehicle, the operation lever (60) in which the grip portion (61) is located above the battery (B) with the battery (B) housed in the battery case (40). A swing-type pressing holder (45) that presses the upper surface (102) of the battery (B), and a connection position (U) that connects the case-side terminal (90) to the battery-side terminal (75). The battery case (40) is provided with a terminal holder (74) that supports the battery side terminal (75) so as to be movable between the retracted position (D) and the battery case (D). When the operation lever (60) is retracted and pushed downward, the pressing holder (45) swings to press the upper surface (102) of the battery (B), and the pressing holder (45) is configured. ) Means a main body portion (45c) that is swingably supported by a swinging shaft (45a), and an elastic member (45d) that urges the upper surface (102) of the battery (B) in a pressing direction. A pressing portion (45b) fixed to the main body portion (45c) and abutting on the upper surface (102) of the battery (B) and a contact portion abutting on the operating lever (60) by pushing down the operating lever (60). The first feature is that it is configured to include the contact portion (49).

Further, the second feature is that the swing shaft (45a) is arranged so as to be oriented in a direction different from the sliding direction of the operation lever (60).

Further, the contact portion (49) is close to the first contact portion (49a) which is not located radially outside the swing shaft (45 a ) and the radial outside of the swing shaft (45 a ). It is composed of a second contact portion (49b) to be arranged, and the area where the first contact portion (49a) is in contact with the operation lever (60) is such that the second contact portion (49b) is the operation lever (the operation lever (49b). The third feature is that it is larger than the area in contact with 60).

Further, two batteries (B) are arranged side by side in the vehicle width direction, and the operation lever (60) accommodates the battery (B) in the battery case (40). A grip portion (61) protruding upward from the upper surface (102) of B) and a partition portion inserted between the batteries (B) with the battery (B) housed in the battery case (40). The compartment (62) is formed to be narrower than the grip portion (61), including (62), and a grip opening is provided between the grip portion (61) and the compartment (62). The fourth feature is that (60a) is formed.

Further, a positioning plate (63) for holding the operating lever (60) in a neutral position when the operating lever (60) is pushed down at a position below the compartment (62) of the operating lever (60). ) Is provided, and the battery case (40) is provided with a positioning recess (52) in which the positioning plate (63) is accommodated when the operation lever (60) is pushed down, and the positioning recess (52) is provided. ) Is configured to include a tapered surface (51) with which the side end surface (63a) of the positioning plate (63) abuts and guides the operating lever (60) to a neutral position.

Further, the positioning plate (63) has a sixth feature in that it functions as a pressing member that swings the pressing holder (45) upward when the operating lever (60) is pulled upward.

Further, the operation lever (60) is provided with a connecting portion (69) for connecting the grip portion (61) and the partition portion (62), and both sides of the connecting portion (69) in the vehicle width direction. The seventh feature is that the surface has a tapered shape that becomes narrower toward the bottom.

Further, the eighth feature is that the corner portion (61a) on the upper end side of the grip portion (61) is formed of a curved surface.

Further, the battery case (40) is arranged below the openable / closable seat (23) provided in the saddle-mounted vehicle (1), and the operation lever () is placed on the bottom surface of the seat (23). The ninth feature is that the boss (84) located above the 60) is provided.

Further, the boss (84) has a tenth feature in that it does not come into contact with the operating lever (60) when the operating lever (60) is pushed down to a predetermined lowermost position.

According to the first feature, a plurality of substantially square batteries (B) that supply power to the power source of the saddle-mounted vehicle (1), a battery case (40) in which the batteries (B) are housed, and a battery case (40). A saddle-type vehicle including a battery-side terminal (75) provided on the lower surface (107) of the battery (B) and a case-side terminal (90) that engages with the battery-side terminal (75). In the battery attachment / detachment structure, the operation lever (60) in which the grip portion (61) is located above the battery (B) and the battery (B) in a state where the battery (B) is housed in the battery case (40). ), A swing-type pressing holder (45) that presses the upper surface (102), a connection position (U) in which the case-side terminal (90) is connected to the battery-side terminal (75), and the battery-side terminal. A terminal holder (74) that supports the battery (74) so as to be movable from the retracted position (D) separated from the (75) is provided, and the plurality of batteries (B) are housed in the battery case (40) and the operation is performed. When the lever (60) is pushed downward, the pressing holder (45) swings to press the upper surface (102) of the battery (B), and the pressing holder (45) swings. A main body portion (45c) swingably supported by a moving shaft (45a), an elastic member (45d) urging the upper surface (102) of the battery (B) in a pressing direction, and the main body portion (45d). A pressing portion (45b) fixed to 45c) and abutting on the upper surface (102) of the battery (B) and a contact portion (49) abutting on the operating lever (60) by pushing down the operating lever (60). ), Therefore, by storing the battery in the battery case and pushing down the operation lever, it is possible to obtain a configuration in which the pressing holder presses the upper surface of the battery and the operating lever abuts on the pressing holder. That is, the swinging motion of the pressing holder is regulated by the operation lever, and it is possible to prevent the battery from moving upward of the vehicle body even when overcoming a large step, and to maintain a good electrical connection. ..

According to the second feature, since the swing shaft (45a) is arranged so as to be oriented in a direction different from the sliding direction of the operating lever (60), it is interlocked with the sliding operation of the operating lever. It becomes easy to swing the pressing holder.

According to the third feature, the first contact portion (49a) in which the contact portion (49) is not located radially outside the swing shaft (45 a ) and the swing shaft (45 a ). The area of contact with the operation lever (60) is the area where the first contact portion (49a) is in contact with the second contact portion (49b). ) Is larger than the area in contact with the operation lever (60). Can be done.

According to the fourth feature, two batteries (B) are arranged side by side in the vehicle width direction, and the operation lever (60) stores the battery (B) in the battery case (40). Between the grip portion (61) protruding upward from the upper surface (102) of the battery (B) and the batteries (B) in a state where the battery (B) is housed in the battery case (40). The compartment (62) is formed to be narrower than the grip portion (61), and includes the compartment (62) and the compartment (62). Since the grip opening (60a) is formed between the two, it is possible to prevent the batteries from interfering with each other by the partition portion, protect the batteries from impacts, and enhance the heat dissipation effect. Further, by passing a finger through the grip opening located above the compartment, the grip can be easily grasped, and the battery can be easily attached and detached.

According to the fifth feature, the operating lever (60) is held in a neutral position when the operating lever (60) is pushed down at a position below the compartment (62) of the operating lever (60). A positioning plate (63) for the purpose is provided, and the battery case (40) is provided with a positioning recess (52) in which the positioning plate (63) is accommodated when the operation lever (60) is pushed down. The positioning recess (52) includes a tapered surface (51) that the side end surface (63a) of the positioning plate (63) abuts on and guides the operation lever (60) to a neutral position. By fitting the positioning plate of the operating lever into the positioning recess provided with the tapered surface that functions as a function, the operating lever can be smoothly held in the neutral position simply by pushing down the operating lever.

According to the sixth feature, the positioning plate (63) functions as a pressing member that swings the pressing holder (45) upward when the operating lever (60) is pulled upward. The structure can be simplified by using the positioning plate provided on the lever as a pressing member for swinging the pressing holder upward. Further, when the operation lever is pulled up, the pressing holder stands up, and when the operating lever is pushed down, the pressing holder swings due to the urging force of the elastic member to press the upper surface of the battery, so that the battery can be placed in a predetermined position. It is possible to enhance the function of holding the battery.

According to the seventh feature, the operation lever (60) is provided with a connecting portion (69) for connecting the grip portion (61) and the partition portion (62), and the connecting portion (69) is provided. Since both sides in the vehicle width direction have a tapered shape that becomes narrower toward the bottom, even if the upper end of the battery hits the operation lever when the battery is pulled out from the battery case, the tapered shape of the connecting portion The operation lever retracts smoothly, making it easier to remove the battery.

According to the eighth feature, since the corner portion (61a) on the upper end side of the grip portion (61) is formed of a curved surface, the side surface of the battery is the upper end of the operating lever when the battery is inserted into the battery case. Even if it comes into contact with the portion, the battery is protected because it is composed of a curved surface.

According to the ninth feature, the battery case (40) is arranged below the openable / closable seat (23) provided in the saddle-mounted vehicle (1), and the bottom surface of the seat (23). Since the boss (84) located above the operation lever (60) is provided, the boss operates when the seat is closed with the operation lever floating above a predetermined lowermost position. It is possible to push down the lever.

According to the tenth feature, the boss (84) does not come into contact with the operation lever (60) when the operation lever (60) is pushed down to a predetermined lowermost position, so that when the seat is closed. In addition, if the operation lever is not sufficiently pushed down, the boss on the back of the seat will come into contact with the operation lever and push it to the minimum position, and if it is pushed down to the specified lowest position, the boss will not come into contact. By setting the above, it is possible to prevent further load from being applied to the operating lever that has been sufficiently pushed down.

It is a left side view of the electric motorcycle as a saddle-type electric vehicle which concerns on one Embodiment of this invention. It is a left side view of an electric motorcycle with the main exterior parts removed. It is a partially enlarged perspective view of the electric motorcycle with the seat and the cowl under the seat removed. It is a top view of the battery case. It is a perspective view of the battery case which shows the state which the battery on the left side in the vehicle width direction is removed. It is a perspective view of a battery case. It is a perspective view which looked at the upper case from the front upper part of a car body. It is a perspective view which looked at the lower case from the front upper part on the right side of a car body. It is a perspective view of the battery case which removed the operation lever. It is a perspective view which shows the structure of the operation lever and the link mechanism L. It is a perspective view of the operation lever. It is a partially enlarged view of FIG. It is an enlarged perspective view which shows the structure around a stopper member. It is a perspective view which shows the XIV-XIV line cross section of FIG. It is a front view which shows the structure of a link mechanism (the state which pulled up the operation lever). It is a front view which shows the structure of a link mechanism (the state which pushed down the operation lever to a predetermined lowermost position). It is a perspective view which shows the pressing holder in the state which pushed down the operation lever to a predetermined lowermost position. It is a perspective view of the pressing holder on the rear side of the vehicle body as seen from the rear side of the vehicle body (state in which the upper surface of the battery is pressed). It is a perspective view of the pressing holder on the rear side of the vehicle body as seen from the rear side of the vehicle body (the state of standing upward with the pulling operation of the operation lever). It is a left side view which shows the pressing holder in the state which pushed down the operation lever to a predetermined lowermost position. It is a cross-sectional view taken along the line XXI-XXI of FIG. FIG. 21 is a sectional view taken along line XXII-XXII of FIG. FIG. 21 is a sectional view taken along line XXIII-XXIII of FIG. It is a front view which shows the relationship between the battery in the middle of storage, and the operation lever. It is a perspective view which looked at the seat bottom plate from the lower side of a car body. FIG. 6 is a sectional view taken along line XXVI-XXVI of FIG. It is a structure explanatory drawing of the battery side terminal. It is a perspective view of the case side terminal. It is a structural explanatory view of the preload mechanism which presses a case side terminal against a battery side terminal (a state where an operation lever is pushed down to some extent). It is a structural explanatory view of the preload mechanism which presses a case side terminal against a battery side terminal (a state which pushed down an operation lever to a predetermined lowermost position).

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a left side view of an electric motorcycle 1 as a saddle-type electric vehicle according to an embodiment of the present invention. The electric motorcycle 1 is a so-called scooter-type electric vehicle in which a low-floor floor 25 on which an occupant can rest his / her feet is provided between the steering wheel 2 and the seat 23.

The pair of left and right front forks 9 in the vehicle width direction that rotatably support the front wheel WF can be swung by the steering handle 2 extending in the vehicle width direction. A rear-view mirror 3 and a windbreak screen 4 are attached to a handle cover 33 that covers the front and rear of the steering handle 2. Below the handle cover 33, a front cover 5 that covers the front side of the front side of the vehicle body and a floor panel 27 that covers the rear side of the front side of the vehicle body and faces the legs of the occupant are arranged. In front of the front cover 5, a headlight 7 supported by the light stay 31 and a pair of left and right front winker devices 6 are arranged. The front fender 8 that covers the upper part of the front wheel WF is supported between the left and right front forks 9.

A brake pedal 26 for operating the brake of the rear wheel WR is arranged on the upper surface of the low floor floor 25, and an under cover 10 connected to the lower end of the front cover 5 is arranged on the lower part of the low floor floor 25. Has been done. Below the seat 23 on which the driver sits, an under-seat cowl 24 having a convex curved shape is arranged on the front side of the vehicle body. The under-seat cowl 24 is provided with a pair of left and right slits 22 for positively taking in the running wind from the front of the vehicle body.

Below the cowl 24 under the seat, a side stand 11 and a tandem step 13 are arranged. Further, a pair of rear cowls 21 are arranged behind the seat lower cowl 24 in the vehicle width direction, and are attached to the upper portion of the rear cowl 21 on the loading platform 37 surrounded by the grip pipe 36 and the upper surface of the loading platform 37. The rear carrier 20 is arranged. Behind the rear cowl 21, a tail light 19 and a rear winker device 28 are arranged.

At the rear position of the undercover 10, a swing unit type power unit P having a built-in motor M that rotatably supports the rear wheel WR by the axle S and drives the rear wheel WR is interposed via the link mechanism 12. It is swingably attached to the body frame. The rear portion of the power unit P is suspended from the vehicle body frame by a rear cushion 18, and a rear fender 17 that covers the upper part of the rear wheel WR is attached to the upper portion of the power unit P.

At a position between the under-seat cowl 24 and the rear fender 17, a cover member 38 that receives the running wind introduced from the slit 22 of the under-seat cowl 24 and the running wind flowing inside the undercover 10 is arranged.

FIG. 2 is a left side view of the electric motorcycle 1 with the main exterior parts removed. The vehicle body frame F of the electric motorcycle 1 is a pair of left and right underframes F3 that are connected to the main frame F2 in the center in the vehicle width direction extending downward from the head pipe F1 and curved to the rear of the vehicle body. It has a rising portion F4 that rises above the vehicle body from the rear end portion of the underframe F3, and a pair of left and right rear frames F6 that are connected to the rising portion F4 and extend to the rear of the vehicle body. A curved pipe F5 connecting the left and right rising portions F4 is connected to the front portion of the rising portion F4.

A steering stem 34 is rotatably supported on the head pipe F1. The steering handle 2 is fixed to the upper end of the steering stem 34, while the bottom bridge 32 that supports the upper end of the front fork 9 is fixed to the lower end of the steering handle 2. Below the seat 23, a battery case 40 for accommodating two batteries (high voltage batteries) B for supplying electric power to the motor M side by side in the vehicle width direction is arranged. The rated voltage of the battery B is, for example, 48V. The seat 23 is pivotally supported on the upper part of the front end of the battery case 40 so as to be openable and closable, and functions as an opening / closing lid for the battery case 40.

The battery case 40 is housed in the space behind the curved pipe F5 between the pair of left and right rising portions F4. The under-seat cowl 24 (see FIG. 1) extends from the front of the curved pipe F5 to the side of the left and right rising portions F4 so as to cover the front and sides of the battery case 40. Below the low floor 25, a storage case 30 for storing electrical components such as a low-voltage sub-battery B2 and a fuse that supply electric power to auxiliary equipment such as the headlight 7 is arranged. The rated voltage of the sub-battery B2 is, for example, 12V.

The cover member 38 that receives the traveling wind from the front of the vehicle body in front of the rear fender 17 is arranged on the rear surface side of the battery case 40, and supplies electric power to the motor M at a position closer to the rear surface side of the battery case 40. A PCU (power control unit) 39 for controlling the above is arranged.

FIG. 3 is a partially enlarged perspective view of the electric motorcycle 1 from which the seat 23 and the cowl under the seat 24 are removed. In this figure, the state seen from the front upper side on the left side of the vehicle body is shown. The battery case 40 made of hard resin or the like is composed of a bottomed box-shaped lower case 42 and an upper case 41 that engages with the upper part of the lower case 42. A hinge mechanism 44 that swingably supports the front end portion of the seat 23 is provided on the upper portion of the front end of the upper case 41. On the other hand, at the upper part of the rear end of the upper case 41, a hook opening 43 for engaging the hook with the seat catch mechanism that locks the seat 23 in the closed state is provided.

Two batteries B are housed side by side in the vehicle width direction, and an operation lever 60 (pointillistic hatching portion) operated by an occupant by hand is arranged at a position between the left and right batteries B. Below the operating lever 60, a pressing holder 45 that comes into contact with the upper surface of the battery B is arranged.

FIG. 4 is a plan view of the battery case 40. Further, FIG. 5 is a perspective view of the battery case 40 showing a state in which the battery B on the left side in the vehicle width direction is removed. FIG. 5 shows a state seen from the rear upper side on the left side of the vehicle body. The batteries B arranged in the vehicle width direction have the same shape and structure on the left and right sides. The first side surface 104 of the battery B facing outward in the vehicle width direction has a second side surface 103 facing inward in the vehicle width direction, a third side surface 105 facing in the front-rear direction of the vehicle body, and a fourth side surface 106 having a flat surface . On the other hand, it is composed of curved surfaces that are convex toward the outside in the vehicle width direction.

At the upper end of the battery B, a first grip 100 oriented in the vehicle width direction and a second grip 101 continuously formed with the first grip 100 and oriented in the vehicle front-rear direction are formed. The upper surface 102 of the battery B located below the first grip 100 and the second grip 101 has a mortar-shaped concave shape, and the space between the first grip 100 and the second grip 101 is widened to facilitate gripping.

The operation lever 60 is arranged between the left and right batteries B and at the center in the vehicle width direction. A total of four pressing holders 45 for pressing the upper surface 102 of the battery B are provided, one in front of and behind the battery B. The pressing holder 45 is pivotally supported on the upper portion of the upper case 41 so as to press the upper surface 102 of the battery B by pushing the operating lever 60 downward.

With reference to FIG. 5, the upper end portion of the operation lever 60 is provided with a grip portion 61 extending in the front-rear direction of the vehicle body and gripped by the occupant, and below the grip portion 61, the left and right batteries B are provided. A compartment 62 to be inserted between them is formed. Further, a pressing portion 64 directed in the vehicle width direction is formed at the front end portion and the rear end portion of the grip portion 61. Further, a positioning plate 63 located below the holding portion 64 is formed at the front end portion and the rear end portion of the partition portion 62.

FIG. 6 is a perspective view of the battery case 40. On the front side of the vehicle body of the lower case 42, a link mechanism L that operates in conjunction with the vertical sliding operation of the operation lever 60 and disconnects and connects the battery B and the vehicle body side is arranged. .. At the lower end of the lower case 42, a pair of left and right terminal covers 42a that cover the connection portions of the terminals are provided. A pedestal 46 for attaching the hinge mechanism 44 is arranged on the upper part of the front end of the upper case 41.

FIG. 7 is a perspective view of the upper case 41 as viewed from above the front of the vehicle body. Further, FIG. 8 is a perspective view of the lower case 42 as viewed from the front upper side on the right side of the vehicle body, and FIG. 9 is a perspective view of the battery case 40 from which the operation lever 60 is removed.

As described above, the battery case 40 is configured by combining the upper case 41 and the lower case 42 (illustrated pointillistic hatching portion), and the upper case 41 is provided with a central opening 50 through which the battery B is passed. ..

The support portions 56 and 58 that swingably support the pressing holder 45 are both formed in the lower case 42, and are provided in the upper case 41 by engaging the upper and lower cases 41 and 42 with each other. It is configured to be exposed above the vehicle body from the rectangular openings 47 and 48. Similarly, the pedestal 46 for attaching the hinge mechanism 44 is also formed in the lower case 42, and is exposed above the vehicle body from the square opening 53 provided in the upper case 41.

A hook opening 43 for accessing the seat catch mechanism is formed at the rear end of the upper case 41. The opening 47 and the opening 48 are surrounded by ribs 47a and 48a standing above the vehicle body. A positioning recess 52 in which the positioning plate 63 of the operating lever 60 is accommodated is formed between the left and right openings 47 and between the left and right openings 48. The tapered surface 51 as the outer side surface of the positioning recess 52 in the vehicle width direction has a tapered shape that becomes narrower toward the bottom.

The main body 55 of the lower case 42 forms a bottomed recess 59 for accommodating the battery B. A leg opening 57 into which the leg 66 (see FIG. 10) of the operating lever 60 is inserted is formed between the support 56 that pivotally supports the pressing holder 45. The leg openings 57 are similarly formed between the support portions 58 on the front side of the vehicle body.

FIG. 10 is a perspective view showing the structure of the operating lever 60 and the link mechanism L. Just as the operating lever 60 has a substantially symmetrical shape in the vehicle body front-rear direction and the vehicle width direction, the link mechanism L also has a substantially symmetrical shape in the vehicle body front-rear direction and the vehicle width direction.

A pair of left and right arm members 70 are swingably supported by a first swing shaft 71 at the upper end of a long substrate 73 that supports the link mechanism L. Further, a lower end portion 67 of the operating lever 60 is oscillatedly supported by a second oscillating shaft 68 on one end side of the arm member 70 located inside in the vehicle width direction. The shaft support portion of the second swing shaft 68 has an elongated hole shape so that the leg portion 66 of the operating lever 60 can be slid in a substantially vertical direction. On the other hand, a terminal holder 74 that supports the case-side terminal 90 is pivotally supported on the other end side of the arm member 70, which is located outside in the vehicle width direction. The terminal holder 74 is formed in a substantially U shape so as to surround the side surface of the battery B in the front-rear direction of the vehicle body.

According to the above configuration, it is possible to obtain the link mechanism L including the configuration of the "lever" by the fulcrum, the force point, and the action point. Specifically, when the operation lever 60 is pushed down with the first swing shaft 71 as a fulcrum, the second swing shaft 68 as a force point, and the third swing shaft 72 as an action point, the terminal holder 74 rises and the operation lever 60 is moved. It is possible to obtain a link mechanism L in which the terminal holder 74 is lowered when the terminal holder 74 is pulled up. Further, by connecting the two terminal holders 74 to the link mechanism L, it is possible to obtain a structure in which the two terminal holders 74 are moved up and down with a single operating lever 60. Further, using the lever principle, the terminal holder 74 can be moved up and down with a small force. The arm member 70 and the substrate 73 can be made of a thin plate-shaped metal.

FIG. 11 is a perspective view of the operating lever 60. In the operation lever 60 that operates the link mechanism L, the lower end portion 67 connected to one end of the arm member 70 is made of a thin plate-shaped metal, and the upper side including the grip portion 61 and the partition portion 62 is made of a hard synthetic resin. It is formed by such as to reduce the weight. Further, the lower end portion 67 can be deeply insert-molded in the longitudinal direction of the leg portion 66 to increase the strength of the leg portion 66.

A grip opening 60a through which an occupant passes a finger is formed between the grip portion 61 and the partition portion 62. Further, a connecting portion 69 for connecting the grip portion 61 and the partition portion 62 is formed on the front side and the rear side of the grip opening 60a in the front-rear direction of the vehicle body. The left and right side surfaces of the connecting portion 69 in the vehicle width direction have a tapered shape that becomes narrower toward the bottom.

On the positioning plate 63 extending in the vehicle width direction between the leg portion 66 and the partition portion 62, the side end surface 63a abutting on the tapered surface 51 as the tapered side surface of the positioning recess 52 and the operating lever 60 are pulled up. As a result, an upper end surface 63b that comes into contact with the lower part of the pressing holder 45 and is pushed upward is formed. A chamfered portion 63c is provided at a lower corner portion of the positioning plate 63 having a substantially rectangular shape when viewed from the front. Further, a stopper member 65 standing downward is formed at the lower portion of the holding portion 64.

The side end surface 63a of the positioning plate 63 inserted into the positioning recess 52 has a tapered shape that becomes narrower toward the bottom. As a result, the positioning plate 63 fits in the positioning recess 52 provided with the tapered surface 51 that functions as a guide, so that the operation lever 60 can be smoothly held in the neutral position simply by pushing down the operation lever 60. Further, since the chamfered portion 63c is provided at the lower corner portion of the positioning plate 63, when the operation lever 60 is pushed down, the chamfered portion 63c comes into contact with the tapered surface 51 of the positioning recess 52, and the operating lever 60 It becomes possible to perform the operation of pushing down even more smoothly.

FIG. 12 is a partially enlarged view of FIG. Further, FIG. 13 is an enlarged perspective view showing the configuration around the stopper member 65. As described above, both side surfaces of the connecting portion 69 in the vehicle width direction have a tapered shape that becomes narrower toward the bottom. As a result, even if the upper end portion of the battery B hits the operation lever 60 when the battery B is pulled out upward from the battery case 40, the operation lever 60 is smoothly retracted due to the tapered shape of the connecting portion 69, and the battery B can be easily pulled out. .. Further, the stopper member 65 provided at the lower part of the pressing portion 64 abuts on the ceiling surface of the upper case 41 located between the pressing holders 45 on the left and right in the vehicle width direction, and defines the lowest position of the operating lever 60. The stopper member 65 is a substantially rectangular parallelepiped that is provided with three lightening recesses and extends in the vehicle width direction.

FIG. 14 is a perspective view showing a cross section taken along line XIV-XIV of FIG. Two batteries B are arranged side by side in the vehicle width direction. The operation lever 60 is inserted between the grip portion 61 that protrudes upward from the upper surface 102 of the battery B with the battery B housed in the battery case 40 and between the batteries B with the battery B housed in the battery case 40. A section 62 to be formed is formed. The compartment 62 is formed to be narrower than the grip 61, and a grip opening 60a through which an occupant passes a finger is formed between the grip 61 and the compartment 62. As a result, the partition portion 62 can prevent the batteries B from interfering with each other, protect the battery B from impact, and enhance the heat dissipation effect of the battery B. Further, by passing a finger through the grip opening 60a, the wide grip portion 61 can be easily grasped, and the battery B can be easily attached and detached. It should be noted that the partition portion 62 may be further extended downward to enhance the insulating function between the batteries B.

15 and 16 are front views showing the structure of the link mechanism L. FIG. 15 shows a state in which the operation lever 60 is pulled up, and FIG. 16 shows a state in which the operation lever 60 is pushed down to a predetermined lowermost position. The pressing holder 45, which is pivotally supported by the battery case 40, is urged by an elastic member in a direction of pressing the upper surface of the battery B. Here, when the operating lever 60 is pulled upward, the upper end surface 63b of the positioning plate 63 comes into contact with the lower surface of the pressing holder 45, and further, the pressing holder is pulled upward against the urging force of the elastic member. 45 swings upward and becomes an upright state. At the same time, by pulling up the operation lever 60, the terminal holder 74 connected to the link mechanism L is lowered to the retracted position D, and the case-side terminal 90 is separated from the battery B.

On the other hand, when the operating lever 60 is pushed downward, the pressing holder 45 swings in the direction of pressing the upper surface 102 of the battery B due to the urging force of the elastic member. At the same time, by pushing down the operation lever 60, the terminal holder 74 connected to the link mechanism L rises to the connection position U, and the case side terminal 90 is provided at the bottom of the battery B as the battery side terminal ( (See FIG. 27).

That is, by pushing down the single operation lever 60, the upper surface 102 of the two batteries B is pressed by the pressing holder 45, and the case side terminal 90 is engaged with the battery side terminal provided on the lower surface of the battery B. It is possible to hold the battery B so as to sandwich it from above and below. As a result, the battery B is stably held, and it is possible to maintain a good electrical connection even when a large step is overcome. Further, by grasping the grip portion 61 located above the battery B and pushing down the operation lever 60, the two batteries B are held at the same time, and by pulling up the operation lever 60, the battery B can be removed. The convenience of the battery B attachment / detachment operation is enhanced.

The operating lever 60 is configured to be swingable around the second swing shaft 68 in a state where the operating lever 60 is pulled upward and the terminal holder 74 is moved to the retracted position D. As a result, even when the operation lever is arranged between the two batteries arranged close to each other, the operation lever 60 can be swung when the battery B is pulled out upward to prevent interference with the battery B. Therefore, the two batteries B can be arranged as close to each other as possible to reduce the space required for storing the batteries B and to reduce the size of the battery case 40.

Further, in the present embodiment, two batteries B are arranged side by side in the vehicle width direction, and the first swing shaft 71, the second swing shaft 68, and the third swing shaft 72 are batteries when viewed from the front of the vehicle body. Since it is arranged at a position overlapping with B, the link mechanism L is arranged at a position overlapping with the battery B when viewed from the front of the vehicle body, so that the battery case 40 and the vehicle body can be miniaturized.

FIG. 17 is a perspective view showing a pressing holder 45 in a state where the operating lever 60 is pushed down to a predetermined lowermost position. 18 and 19 are perspective views of the pressing holder 45 on the rear side of the vehicle body as viewed from the rear side of the vehicle body. FIG. 18 shows a state in which the upper surface 102 of the battery B is pressed, and FIG. 19 shows a state in which the operation lever 60 stands upright as the operation lever 60 is pulled up.

The pressing holder 45 is fixed to the main body 45c, which is swingably supported by the swing shaft 45a, the elastic member 45d that urges the upper surface 102 of the battery B in the pressing direction, and the battery B, which is fixed to the main body 45c. Includes a holding portion 45b that abuts on the upper surface 102 of the above. The main body portion 45c can be formed of a metal such as aluminum or a hard synthetic resin, and the pressing portion 45b can be formed of a resin such as rubber. Inside the main body portion 45c in the vehicle width direction, a bottomed box-shaped interference portion 45e with which the upper end surface 63b of the positioning plate 63 abuts from below is provided. The elastic member 45d is a coil spring wound around the swing shaft 45a, and has a simple structure, which makes it possible to apply a unidirectional urging force to the swing operation of the pressing holder 45.

FIG. 20 is a left side view showing a pressing holder 45 in a state where the operating lever 60 is pushed down to a predetermined lowermost position. When the operating lever 60 is pushed down, the interference portion 45e has a shape that protrudes downward from the pressing holder 45 on the vehicle body front side (vehicle body rear side) from the swing shaft 45a. The pressing portion 45b is arranged outside the interference portion 45e in the vehicle width direction and on the front side of the vehicle body.

FIG. 21 is a sectional view taken along line XXI-XXI of FIG. In this figure, the battery B is omitted for the sake of explanation. The swing shaft 45a of the pressing holder 45 is arranged so as to face in the vehicle width direction while the operating lever 60 slides in the vertical direction. This makes it easy to swing the pressing holder 45 in conjunction with the sliding operation of the operating lever 60. Further, since the two corner portions 61a on the upper end side of the grip portion 61 are formed of curved surfaces, even if the side surface of the battery B abuts on the operation lever 60 when the battery B is inserted into the battery case 40, the battery is used. It becomes possible to protect B.

FIG. 22 is a sectional view taken along line XXII-XXII of FIG. 23 is a sectional view taken along line XXIII-XXIII of FIG. 21. The pressing holder 45 is provided with a contact portion 49 that comes into contact with the operating lever 60 by pushing down the operating lever 60. The contact portion 49 includes a first contact portion 49a (see FIG. 22) that is not located radially outside the swing shaft 45a, and a second contact portion 49b that is arranged close to the radial outside of the swing shaft 45a. (See FIG. 23).

The area where the first contact portion 49a provided near the center in the vehicle width direction and the operation lever 60 are in contact with each other is set to be larger than the area where the second contact portion 49b provided near the outside in the vehicle width direction and the operation lever 60 are in contact with each other. To. As a result, the holding force of the pressing holder 45 can be increased by increasing the contact area with the operating lever 60 in the region where the rocking shaft 45a of the pressing holder 45 does not overlap in the axial direction.

According to the configuration of the contact portion 49 described above, by storing the battery B in the battery case 40 and pushing down the operation lever 60, the pressing holder 45 presses the upper surface 102 of the battery B, and the operating lever 60 presses the pressing holder 45. It is possible to obtain a configuration that abuts on. That is, the swinging operation of the pressing holder 45 is restricted by the operating lever 60, and the battery B can be prevented from moving upward of the vehicle body even when a large step is overcome, and a good electrical connection can be maintained. It will be possible.

FIG. 24 is a front view showing the relationship between the battery B in the middle of storage and the operation lever 60. The battery B has a long rectangular parallelepiped shape in the vertical direction of the vehicle body. When the battery B is pulled upward with the terminal holder 74 in the retracted position D, the operation lever 60 is pushed away by the inclined side surface 103a provided at a position closer to the upper side of the battery B and swings in a direction away from the battery B. It is configured to do. That is, when the battery B is pulled upward, the operation lever 60 automatically swings so that the battery B can be removed, so that the operation of removing the battery B becomes easy. The tilt of the center line C of the operating lever 60 is such that the tilted side surface 103a automatically follows the shape of the connecting portion 69 of the operating lever 60 on the opposite side even when the battery B on the tilted side of the operating lever 60 is to be pulled out. It is set to a size that allows it to swing. Further, the upper corner portion of the grip portion 61 of the operating lever 60 functions as a guide member for contacting the inner side surface of the battery B in the vehicle width direction and fitting the battery B in a predetermined position when the battery B is inserted.

FIG. 25 is a perspective view of the seat bottom plate 80 constituting the bottom of the seat 23 as viewed from the lower side of the vehicle body. Further, FIG. 26 is a sectional view taken along line XXVI-XXVI of FIG. FIG. 26 also shows the seat 23 and the seat bottom plate 80. A fixing member 82 for fixing the seat 23 to the hinge mechanism 44 is provided at the front end portion of the seat bottom plate 80, while the rear end portion of the seat bottom plate 80 receives an impact when the seat 23 is closed. A pair of left and right anti-vibration rubbers 84a that absorb vibration and a hook 83 that engages with the seat catch mechanism 110 are provided. A boss 84 that abuts on the upper surface of the operating lever 60 is provided in front of and behind the center of the seat bottom plate 80 in the vehicle width direction. The boss 84 can be formed of a hard synthetic resin or the like. A recess 85 is formed around the boss 84 on the front side of the vehicle body to avoid interference with the holding portion 64 of the operating lever 60.

The boss 84 has a function of pushing down the operating lever 60 when the seat 23 is closed with the operating lever 60 floating above a predetermined lowest position, but the operating lever 60 is pushed down to a predetermined lowest position. In this state, it is set so as not to come into contact with the operating lever 60. As a result, when the seat 23 is closed, if the operation lever 60 is not sufficiently pushed down, the boss 84 comes into contact with the operation lever 60, and the battery side terminal 75 and the case side terminal 90 are electrically connected. By pushing it to the minimum position and setting it so that the boss 84 does not come into contact when it is pushed down to the predetermined lowest position, it is possible to prevent further load from being applied to the sufficiently pushed down operation lever 60. be able to.

FIG. 27 is a structural explanatory view of the battery side terminal 75. Further, FIG. 28 is a perspective view of the case side terminal 90. The battery-side terminal 75 is embedded in the lower surface 107 of the battery B at a position closer to the outside in the vehicle width direction. The battery-side terminal 75 has a slit 76 into which the seven terminal plates 94 of the case-side terminal 90 are inserted, and an engagement hole 77 into which the positioning pin 93 supported by the support portion 93a on the outside of the terminal plate 94 is inserted. And are formed.

A through hole through which a support shaft (see FIGS. 29 and 30) that allows the case side terminal 90 to slide with respect to the terminal holder 74 is passed through the base plate 91 that supports the terminal plate 94 and the positioning pin 93 of the case side terminal 90. 92 is formed. A protective plate 94a that protects the terminal plate 94 is erected on the side of the terminal plate 94, and a harness holder 95 for supporting a harness that supplies electric power is provided on the lower surface of the base plate 91. ..

29 and 30 are structural explanatory views of a preload mechanism that presses the case-side terminal 90 against the battery-side terminal 75. FIG. 29 shows a state in which the operation lever 60 is pushed down to a position where the case side terminal 90 engages with the battery side terminal 75, and FIG. 30 shows a state in which the operation lever 60 is further pushed down to a predetermined lowest position to apply preload. show. (B) in FIGS. 29 and 30 is an enlarged cross-sectional view of the broken line circle portion of (a).

The case-side terminal 90 is slidably supported in the vertical direction with respect to the terminal holder 74 by a cylindrical support shaft 98 passing through a through hole 74a formed in the terminal holder 74. The coil spring 97 that winds the support shaft 98 is configured to generate an elastic force in a direction that separates the terminal holder 74 from the case-side terminal 90. The longest distance between the terminal holder 74 and the case-side terminal 90 is regulated by the snap ring 98a, while the shortest distance between the terminal holder 74 and the case-side terminal 90 is arranged on the lower surface of the base plate 91 and the coil spring 97. It is regulated by the cup member 96 that covers the.

In the present embodiment, when the battery B is housed in the battery case 40 and the operation lever 60 is pushed down, the electrical connection between the case side terminal 90 and the battery side terminal 75 is established before reaching the lowest position of the operation lever 60. When it is completed and further pushed down to the lowest position, the coil spring 97 is contracted and preload occurs. Even in this case, the gap 99 between the cup member 96 and the terminal holder 74 is configured to be secured.

As described above, according to the preload mechanism according to the present embodiment, a spring 97 that urges the case side terminal 90 against the battery side terminal 75 is arranged between the case side terminal 90 and the terminal holder 74. By providing the case-side terminal 90, it is possible to generate a pressing force for pressing the case-side terminal 90 against the battery-side terminal 75 in a state where the case-side terminal 90 is moved to the connection position. As a result, even when the battery B moves upward on the vehicle body when overcoming a large step, the case-side terminal 90 can be made to follow the movement of the battery B to maintain the electrical connection.

Further, with the battery B housed in the battery case 40, a single operation lever 60 that regulates the vertical movement of the battery B by pushing it downward, and a link mechanism L that connects the operation lever 60 and the terminal holder 74. Therefore, it is possible to regulate the vertical movement of the battery B with a single operating lever 60, and the work of attaching and detaching the battery B becomes easy. Further, even if an invalid stroke occurs in the operation of the operation lever 60 because the link mechanism L includes a plurality of swing shafts, after the case side terminal 90 comes into contact with the battery side terminal 75 , the invalid stroke is the coil spring 97. It is absorbed by and can effectively preload both terminals.

Further, the support shafts 98 around which the coil spring 97 is wound are provided in pairs with the case side terminal 90 interposed therebetween, so that the sliding mechanisms of the terminal holders 74 are provided on both sides of the case side terminal 90, whereby the case side terminal 90 is provided. It prevents tilting and enables smooth sliding operation. This makes it possible to maintain a good electrical connection between the case-side terminal 90 and the battery-side terminal 75.

The shape and structure of the battery, the number and mounting positions of the batteries, the shape and structure of the battery case and the operating lever, the shape and structure of the pressing holder and the terminal holder, the shape and structure of the link mechanism and the preload mechanism, etc. are the above-described embodiments. Not limited to, various changes are possible. The battery attachment / detachment structure of the saddle-mounted vehicle according to the present invention can be applied to a saddle-mounted three-wheeled electric vehicle, a four-wheeled electric vehicle, or the like.

1 ... Electric two-wheeled vehicle (saddle-mounted vehicle), 23 ... Seat, 40 ... Battery case, 45 ... Pressing holder, 45b ... Holding part, 45c ... Main body part, 45d ... Elastic member, 49 ... Contact part, 49a ... First Abutment part, 49b ... Second abutment part, 51 ... Tapered surface, 52 ... Positioning recess, 60 ... Operation lever, 60a ... Grip opening, 61 ... Grip part, 61a ... Upper surface end of the grip part, 62 ... Section , 63 ... Positioning plate, 63a ... Side end surface of positioning plate, 63c ... Chamfered portion, 68 ... Second swing shaft, 69 ... Connecting part, 70 ... Arm member, 71 ... First swing shaft, 72 ... Third swing Drive shaft, 74 ... Terminal holder, 74a ... Through hole, 75 ... Battery side terminal, 84 ... Boss, 90 ... Case side terminal, 97 ... Spring, 98 ... Support shaft, 102 ... Battery top surface, 103a ... Battery tilted side surface , 107 ... the underside of the battery, B ... the battery, U ... the connection position, D ... the retracted position, L ... the link mechanism

Claims (10)

A plurality of substantially square batteries (B) that supply electric power to the power source of the saddle-mounted vehicle (1), a battery case (40) in which the batteries (B) are housed, and a lower surface of the battery (B) ( In the battery attachment / detachment structure of a saddle-type vehicle, which includes a battery-side terminal (75) provided in 107) and a case-side terminal (90) that engages with the battery-side terminal (75).
With the battery (B) housed in the battery case (40), an operating lever (60) in which the grip portion (61) is located above the battery (B).
A swing-type pressing holder (45) that presses the upper surface (102) of the battery (B), and
The case-side terminal (90) is supported so as to be movable between a connection position (U) connected to the battery-side terminal (75) and a retracted position (D) separated from the battery-side terminal (75). Evacuated with a terminal holder (74)
When the plurality of batteries (B) are housed in the battery case (40) and the operation lever (60) is pushed downward, the pressing holder (45) swings to swing the upper surface (102) of the battery (B). Is configured to press
The pressing holder (45)
A main body (45c) that is swingably supported by a swing shaft (45a),
An elastic member (45d) that urges the upper surface (102) of the battery (B) in a pressing direction, and
A holding portion (45b) fixed to the main body portion (45c) and in contact with the upper surface (102) of the battery (B).
A battery attachment / detachment structure for a saddle-mounted vehicle, which comprises a contact portion (49) that abuts on the operation lever (60) by pushing down the operation lever (60). The battery attachment / detachment structure for a saddle-mounted vehicle according to claim 1, wherein the swing shaft (45a) is arranged so as to be oriented in a direction different from the sliding direction of the operation lever (60). The contact portion (49) is located on the radial outer side of the axial extension position of the swing shaft (45a) and on the radial outer side of the swing shaft (45a). It consists of a second contact portion (49b) that is placed close to each other.
Claim 1 is characterized in that the area of the first contact portion (49a) in contact with the operation lever (60) is larger than the area of the second contact portion (49b) in contact with the operation lever (60). Or the battery attachment / detachment structure of the saddle-mounted vehicle according to 2. Two batteries (B) are arranged side by side in the vehicle width direction.
The operating lever (60) has a grip portion (61) protruding upward from the upper surface (102) of the battery (B) with the battery (B) housed in the battery case (40), and the battery ( B) includes a compartment (62) inserted between the batteries (B) in a state of being housed in the battery case (40).
The compartment (62) is formed to be narrower than the grip (61).
The battery of a saddle-type vehicle according to any one of claims 1 to 3, wherein a grip opening (60a) is formed between the grip portion (61) and the partition portion (62). Detachable structure. A positioning plate (63) for holding the operating lever (60) in a neutral position when the operating lever (60) is pushed down is provided at a position below the compartment (62) of the operating lever (60). It is provided,
The battery case (40) is provided with a positioning recess (52) in which the positioning plate (63) is accommodated when the operation lever (60) is pushed down.
The positioning recess (52) is characterized by including a tapered surface (51) that the side end surface (63a) of the positioning plate (63) abuts on and guides the operation lever (60) to a neutral position. The battery attachment / detachment structure for a saddle-mounted vehicle according to claim 4. The fifth aspect of claim 5, wherein the positioning plate (63) functions as a pressing member that swings the pressing holder (45) upward when the operating lever (60) is pulled upward. Battery attachment / detachment structure for saddle-mounted vehicles. The operating lever (60) is provided with a connecting portion (69) for connecting the grip portion (61) and the compartment portion (62).
The battery attachment / detachment structure for a saddle-mounted vehicle according to claim 5 or 6, wherein both side surfaces of the connecting portion (69) in the vehicle width direction have a tapered shape that becomes narrower toward the bottom. The battery attachment / detachment structure for a saddle-mounted vehicle according to claim 5, wherein the corner portion (61a) on the upper end side of the grip portion (61) is formed of a curved surface. The battery case (40) is arranged below the openable seat (23) provided in the saddle-mounted vehicle (1).
The saddle-type vehicle according to any one of claims 1 to 8, wherein a boss (84) located above the operation lever (60) is provided on the bottom surface of the seat (23). Battery attachment / detachment structure. The saddle-mounted type according to claim 9, wherein the boss (84) does not come into contact with the operating lever (60) when the operating lever (60) is pushed down to a predetermined lowest position. Vehicle battery attachment / detachment structure.

Images