JPH04358980A - Charging unit of electric-motor two wheeler - Google Patents

Abstract

PURPOSE:To provide a charging unit which is excellent in waterproof and able to keep off any tampering in a simple structure. CONSTITUTION:Two pocketlike storage spaces 33a, 61 are installed in a car body, while also there are provided two cover bodies 35, 63 which close each article delivering opening 34 of these storage spaces 33a, 61 free of opening or closing motion, and further there is provided a locking means 37 which makes these cover bodies 35, 63 lockable in a state of keeping the opening 34 closed intact. In addition, a battery 40 for a traveling drive motor 20 is installed there, and a charging port 55 for this battery 40 is installed in the storage spaces 33a, 61.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a charging device for an electric two-wheeled vehicle for charging a battery for a driving electric motor.

0002

[Prior Art] Electric motorcycles are generally equipped with a battery for a driving electric motor, and are also provided with a charging port to which a terminal from an external power source can be detachably connected to charge the battery. It is being

0003

[Problems to be Solved by the Invention] When the above-mentioned charging port is provided, the following is desired. That is, (1)
To prevent the charging port from rusting, ensure that it is waterproof. (2) Since the charging port is a part that is easily damaged, tampering with it must be reliably prevented. (3) The above points can be achieved with a simple configuration. However, it is not easy to simultaneously satisfy the above points.

0004

[Object of the Invention] This invention was made in view of the above-mentioned circumstances, and provides a charging device that is highly waterproof and tamper-proof, and that achieves these with a simple configuration. The purpose is to provide.

[0005]

[Means for Solving the Problems] The present invention is characterized in that a storage space for items is provided in the vehicle body, and a cover body is provided to freely open and close an opening for taking items in and out of the storage space. and a locking means for locking the cover body with the opening closed;
A battery for the traveling drive electric motor is provided, and a charging port for the battery is disposed within the storage space.

[0006]

[Operation] The operation of the above configuration is as follows. Charging ports 55, 68 for the battery 40 are provided in the storage spaces 33a, 61 for storing things such as helmets. In the above case, the openings 34, 62 of the storage spaces 33a, 61 are seated (
The storage spaces 33a and 61 are closed with the cover body 35 and the cover body 63, and therefore rainwater is prevented from entering the storage spaces 33a and 61. Further, the seat (cover body) 35 and the cover body 63 are connected to the storage spaces 33a and 61.
It is possible to lock the openings 34 and 62 in a closed state. For this reason, the charging port 5 in the storage space 33a, 61
5 and 68 are prevented from being touched by a third party.

[0007]

Embodiments Hereinafter, embodiments of the present invention will be explained with reference to the drawings. In FIGS. 1 to 5, reference numeral 1 indicates a scooter-type electric two-wheeled vehicle, and an arrow Fr in the figures indicates the front thereof. The body frame 2 of the electric two-wheeled vehicle 1 has an underbone shape, and includes a head pipe 3 located at the front end thereof, and a front frame 4 extending rearward and downward from the head pipe 3. , a horizontal frame 5 extending rearward from the rear end of the front frame 4 substantially horizontally; and a rear part extending rearward and upward from the rear end of the horizontal frame 5 and then extending rearward substantially horizontally. frame 6
These are integrally molded from a resin material.

A steering shaft 8 is supported on the head pipe 3 so as to be freely steerable, and a steering knuckle 9 is attached to the lower end of the steering shaft 8. At the lower end of this steering knuckle 9, there are links 10 connected to each other.
A front wheel 12 is supported via a shock absorber 11 and a shock absorber 11 . Further, a handle 13 is attached to the upper end of the steering shaft 8. 17 is a power unit, this power unit 1
Reference numeral 7 is composed of an AC travel drive electric motor 20 and a power transmission device 21, and a casing 23 of the electric motor 20 is attached to the front left side of a transmission case 22 of the power transmission device 21.

On the other hand, a bracket 25 made of sheet metal is screwed to the lower surface of the rear frame 6 midway in the front and rear directions with bolts 26. Support pieces 27, 27 protruding from the front part of the transmission case 22 and the upper surface of the casing 23 are pivoted to the bracket 25 by a pivot shaft 28. The rear part of the case 22 is vertically swingable. In addition, the above transmission case 2
The rear part of the transmission case 2 is supported by a shock absorber 29 at the rear part of the rear frame 6, and a rear wheel 30 is supported on the rear left side of the transmission case 22.

The power of the electric motor 20 is transmitted to the rear wheels 30 by a belt transmission means (not shown) provided in the transmission case 22, allowing the electric two-wheeled vehicle 1 to travel. Further, at this time, the impact that the vehicle body receives from the road surface 31 is absorbed by the shock absorbers 11 and 29. Also,
Reference numeral 32 denotes a rear fender, which is integrally formed on the lower surface of the rear frame 6 and prevents mud thrown up by the rear wheels 30 from heading toward the electric motor 20.

A storage box 33 is provided on the rear frame 6, and the inside of this storage box 33 serves as a storage space 33a for storing items such as a helmet. This storage box 33
The rear frame 6 is integrally molded with a resin material, thereby suppressing an increase in the number of parts. This storage box 33 has an opening 34 at its upper part, and a sheet 35 is supported on the storage box 33. The front end of this seat 35 is connected to the storage box 3.
The seat 35 is pivotally supported at the upper front end of the seat 3 by a pivot pin 36, and the rear part of the seat 35 is vertically movable around the pivot pin 36. Then, by rotating the seat 35 downward as shown by the two-dot chain line in FIG. 1, a rider can sit on it. On the other hand, if it is rotated upward as shown by the dashed line in FIG. 1, the opening 34 is opened, and articles can be taken in and out of the storage space 33a. In other words, this sheet 35 forms a cover body that opens and closes the opening 34. Further, when the seat 35 is rotated downward as described above, the opening 34 is closed by the seat 35, and in this state, there is a locking means that can lock the seat 35 to the storage box 33 side. 37 are provided. Further, when the opening 34 is closed with the sheet 35 as described above, the sealing material attached to the lower surface of the sheet 35 comes into pressure contact with all the opening edges of the opening 34, and the storage space 33
Open and close a.

A sheet 35 is placed on the horizontal frame 5.
A footrest floor 39 is provided on which a rider seated can place his or her feet. This footrest floor 3
A battery 40 is provided along the lower surface side of the battery 9, and this battery 40 is composed of four units 40a. The battery 40 serves as a power source for the electric motor 20 and is supported by the horizontal frame 5.

In this case, the horizontal frame 5 has a wide and flat main body 41, and the upper surface of the main body 41 serves as the footrest floor 39. Further, a pair of front and rear recesses 42 are formed in each side of the main body portion 41, respectively. The openings 43 of each of these recesses 42 are open toward each side of the main body 41, and are closed by cover plates 44 made of resin so as to be openable and closable. and,
Each unit 40a is inserted into and removed from each recess 42, and at this time, a heat insulating and cushioning material 45 made of styrene foam is interposed between each unit 40a and the inner surface of each recess 42.

The width dimension B of the battery 40 is slightly smaller than the width dimension A of the footrest floor 39 in the vehicle width direction, but is approximately the same. In the above case, the footrest floor 39 has a large area in plan view due to its function. Therefore, even if the battery 40 is large, it can be easily disposed along the lower surface of the footrest floor 39.

Furthermore, as mentioned above, since the footrest floor 39 has a large area in plan view, in this embodiment, the battery 40 is disposed by effectively utilizing the space on the lower surface side of the footrest floor 39. , large battery 4
0 is flattened. In this way, narrowing of the ground clearance H of the vehicle body is suppressed. Furthermore, since the width dimension B of the battery 40 is approximately the same as the width dimension A of the footrest floor 39 in the vehicle width direction, and the battery 40 is prevented from protruding outward in the vehicle width direction, the bank angle It is also suppressed from narrowing.

Furthermore, in the above case, the horizontal frame 5 of the vehicle body frame 2 has a box-shaped cross section, and therefore has a structure with sufficient strength. On the other hand, ribs 46 are formed on each side of the front frame 4 and the rear frame 6, thereby improving strength. In this way, a vehicle body frame 2 that is overall light and highly rigid is obtained. Furthermore, by integrating the storage box 33 into the rear frame 6 as described above, the strength of the vehicle body frame 2 is also improved.

In particular, as shown in FIG.
A pair of left and right grooves 47, 47 extending back and forth are formed on the lower surface of the holder, and these grooves 47 can be expanded elastically. A wire harness 48 is removably fitted into each groove 47, and this wire harness 48 is connected to the electric motor 20.
The electrical components including the battery 40 and the battery 40 are connected to each other.

In FIG. 1, the footrest floor 3
A leg shield 49 is provided to cover the legs of the rider placed on the rider 9 from the front. Also, this leg shield 49
covers the head pipe 3, the front frame 4, and the steering shaft 8. 1 and 4, an undercover 50 is provided to cover the lower surface of the horizontal frame 5. As shown in FIGS. In the above case, the footrest floor 39 and the cover plate 4
The outer surface of 4 is substantially flush with the rear end outer surface of the leg shield 49 and the front end outer surface of the rear cover that covers the rear frame 6. In FIG. 4, 51 is a water drain hole. Further, in FIGS. 1 and 2, 52 is a main stand.

In FIGS. 1 and 2, the storage space 33a
The front part is partitioned off by a partition plate 54, and this partition plate 54 is integrally molded with the storage box 33. Above partition plate 5
A charging port 55 is provided at the front of the storage space 33a divided by 4.
and discharge ports 56 are arranged side by side on the left and right, and both are connected to the battery 40 by a wire harness 57. The charging port 55 is used to detachably connect a terminal of an external power source, thereby allowing the battery 40 to be charged. In the above case, if the seat 35 is stopped during vertical movement as shown by the dashed line in FIG. 1, this functions as an eaves for the charging port 55 and the discharge port 56. For this reason,
Even if the opening 34 is opened in the rain, the charging port 55 and the discharging port 56
will be prevented from getting wet. Furthermore, since the charging port 55 and the discharging port 56 are located near the battery 40, the wiring between them only needs to be short, which has the advantage that this wiring can be done easily and charging efficiency is high. be. Furthermore, since the opening 34 is located at a high place, the charging port 55 and the discharging port 5
This also has the effect of making it easier to work on item 6.

In FIGS. 1, 2, 6, and 7,
The upper rear surface of the leg shield 49 bulges rearward, and this is a bulge 59. Further, a recess is formed on the rear surface of this bulging portion 59, and the inside of this recess serves as a storage space 61 for storing small items. A cover body 63 is provided that allows the opening 62 of the storage space 61 to be opened and closed. This cover body 63 is made of resin, and its upper end is connected to the opening 6.
It is pivotally supported on the upper opening edge of No. 2, and the lower end side is vertically movable.

Inside the storage space 61, a controller 65, which is electronic control means, and a charger 66 are arranged side by side on the left and right. On the other hand, an extension pipe 3' made of metal is provided coaxially with the head pipe 3 and extending upward from the head pipe 3. Then, the controller 6
5 and the charger 66 are supported by brackets 67, 67 projecting left and right from the extension pipe 3', and the charger 66 is provided with a charging port 68. The controller 65 and the charger 66 are connected to the electric motor 20 and the battery 40 by the wire harness 48, and the controller 65 connects the battery 40 to the electric motor 20.
The rotation speed of this motor 20 is controlled by adjusting the current supplied to the motor 20. If the cover body 63 is rotated upward as shown by the dashed line in FIG. 1 and the solid line in FIG.
is opened, and small items such as the controller 65 can be taken in and out. Further, if the cover body 63 is rotated downward as shown by the two-dot chain line in FIG. 1 and FIG. 7, the opening 62 is closed. A locking means 69 is provided which can be locked on the side.

In the above case, the cover body 63 can be held in that position during vertical movement as shown in FIG. Therefore, this cover body 63 functions as an eaves, and even if the opening 62 is opened in the rain, the controller 65 and charger 63
will be prevented from getting wet. In addition, the cover body 63 can be opened and closed to inspect the controller 65 and charge port 6.
Sheet 3 is used for work such as attaching and detaching the external power supply terminal to 8.
5, which is beneficial in terms of workability.

In addition, in FIG. 1, another controller 71 is attached to the head pipe 3, and another controller 72 is attached on the rear end of the rear frame 6. Although the above is based on the illustrated example, if the head pipe 3 is formed of a metal pipe, the extension pipe 3' may be the head pipe itself. Also,
In the above embodiment, firstly, the charger 66 and the controller 71 may be omitted. Second, controller 7
1 may be provided, but the controller 72 may not be provided. Thirdly, the controller 65 and the charger 66 may be provided, but the charging port 55, the controller 71, and the controller 72 may be omitted. That is, it is sufficient to provide at least one charger, a corresponding charging port, and a controller.

[0024]

[Effects of the Invention] According to the present invention, a charging port for a battery is arranged in a storage space for storing things such as a helmet.
In this case, since the opening of the storage space is closed by the cover body, rainwater is prevented from entering the storage space, and in other words, the charging port in the storage space is made waterproof. In addition, since the cover body can be locked with the opening of the storage space closed, a third party is prevented from touching the charging port in the storage space, which means that tampering with the charging port is ensured. is prevented. Furthermore, since the charging port is provided using the storage space for small items, each of the above-mentioned effects can be obtained with a simple configuration.

[Brief explanation of drawings]

FIG. 1 is an overall side view.

FIG. 2 is an overall plan view.

FIG. 3 is a sectional view taken along line 3-3 in FIG. 1;

FIG. 4 is a sectional view taken along line 4-4 in FIG. 1;

FIG. 5 is a sectional view taken along line 5-5 in FIG. 1;

FIG. 6 is a perspective view of the front part of the vehicle body.

7 is a sectional view taken along the line 7-7 in FIG. 1. FIG.

[Explanation of symbols]

1 Electric motorcycle 20 Electric motor 33a Storage space 34 Opening 35 Sheet (cover body) 37 Locking means 40 Battery 55 Charging port 61 Storage space 62 Opening 63 Cover body 68 Charging port 69 Locking means

Claims (1)

[Claims] Claim 1: A storage space for items is provided in the vehicle body, a cover body is provided to freely open and close an opening for taking items in and out of the storage space, and a locking means is provided for locking the cover body with the opening closed. On the other hand, a charging device for an electric two-wheeled vehicle is provided with a battery for a traveling drive electric motor, and a charging port for the battery is disposed within the storage space.