JP2000262563A - Connecting structure for motor-driven vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connecting structure for a motor-driven vehicle which can facilitate connecting work of the front part and the back part of the motor- driven vehicle. SOLUTION: On the front part connecting part 60 provided on the back end of the front part 10F of a body of a motor-driven tricycle, a connecting bracket 61 provided with a positioning channel 62 opening backward and a hooking channel 63 opening upward is disposed. On the back part connecting part 70 provided on the front end of the back part 10R of the body, a positioning pin 72 and a hooking pin 73 corresponding to the positioning channel 62 and the hooking channel 63 are arranged outward parallel to a rear accelerator of the back wheels 11R. As the hooking channel 63 and the hooking pin 73 are hooked by rotation in the up and down direction of the hooked positioning channel 62 and positioning pin 72 as a center, even if the place is not flat, connecting work can be easily performed by hooking the positioning pin 72 in the positioning channel 62.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric vehicle connecting structure for connecting a front portion and a rear portion of an electric vehicle which can be disassembled.

[0002]

2. Description of the Related Art Conventionally, as a connection structure for an electric vehicle of this type, a structure described in Japanese Patent Application Laid-Open No. Hei 4-371152 is known. As shown in FIGS. 11 and 12, when connecting the front part 1 </ b> F and the rear part 1 </ b> R of the disassembled electric vehicle 1, the connection structure of the electric vehicle includes a protruding connection part 2 provided on mutually opposing surfaces. After being inserted into the counterpart accommodation section 3, the front section 1
F or the rear part 1R is slid and moved while fitting and connecting.

[0003]

However, in the above-described conventional electric vehicle connecting structure, the front portion 1F and the rear portion 1 of the electric vehicle 1 are required to insert the projecting connecting portion 2 into the housing portion 3.
Since the protruding connecting portion 2 must be slid and fitted while moving the front portion 1F or the rear portion 1R while maintaining the height of the connecting portion with the R, the place where the connecting work is performed must be a flat place. Work was difficult.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a connection structure for an electric vehicle that allows easy connection work.

[0005]

According to a first aspect of the present invention, there is provided a connecting structure for an electric vehicle which is disassembled into a front part and a rear part. A first and a second locking portion disposed on one of the first and second locking receiving portions and a first and a second locking receiving portion disposed on the other and performing locking operations on the two locking portions from different directions; Locking means for locking the front and rear portions of the vehicle in a state where the first and second locking portions are locked to the corresponding locking receiving portions, respectively, and the first locking receiving portion has a rear end thereof. The first locking portion has a locking position for locking the first locking portion positioned in the front-rear direction of the vehicle, and is formed so as to expand toward the entrance from the first locking portion. The locking operation between the locking portion and the second locking receiving portion is performed by the first locking at the locking position of the first locking receiving portion. In a state but which it has entered, having the features of the first engaging portion where the made as the pivot center.

According to a second aspect of the present invention, in the electric vehicle connecting structure according to the first aspect, one of the opposing surfaces of the front part and the rear part of the vehicle is provided with the first locking part. A positioning pin serving as a first locking receiving portion for receiving the positioning pin, and a second locking member receiving the locking pin on the other. Locking grooves as stopper portions are respectively opened, and the positioning grooves are formed at the back end so as to be able to lock the locking shaft, and are expanded toward the front or rear of the vehicle from there. An opening having a large opening is formed, and the locking groove is provided when the vehicle is rotated around the positioning pin in a state where the positioning pin is locked at a deep end of the positioning pin. Pin is acceptable As, it is characterized in that the upward or downward are formed opening.

[0007]

According to the first aspect of the present invention, when connecting the front and the rear of the vehicle, first, the first locking portion is moved to the first locking receiving portion. We let you enter from the entrance side. At this time, since the entrance side of the first locking receiving portion is formed so as to expand, a slight displacement occurs when the first locking portion is adapted to the first locking receiving portion. Even if it is, the first locking portion can be received and guided to the locking position at the back end. Therefore, the locking operation of the first locking portion and the locking receiving portion can be easily performed. Since the vehicle is positioned in the front-rear direction by locking the first locking portion at the locking position in the first locking receiving portion, thereafter, the first locking portion is pivoted around the rotation center. By rotating the front or rear portion of the vehicle, the second locking portion can be automatically locked to the second locking receiving portion. When the first and second locking portions and the locking receiving portions are locked in this way, the locking directions set for these are different from each other, and accordingly, the restraining force on the front and rear portions of the vehicle is correspondingly increased. Is increased, so that the locking operation of the locking means is facilitated.

<Invention of Claim 2> According to the invention of Claim 2, when connecting the front and rear portions of the vehicle, the positioning pin is fitted into the positioning groove. At this time, since the positioning groove is formed such that the entrance side is widened, even if the positioning pin is slightly displaced, it can be fitted into the positioning groove and smoothly guided to the deep end position. be able to. By doing so, the vehicle is positioned in the connection direction (front or rear), and subsequently, when the front portion or the rear portion of the vehicle is rotated about the positioning pin, the locking pin is locked. The front and rear portions of the vehicle are restrained in the front-rear direction and the vertical direction.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows an electric tricycle 10 provided with an electric vehicle connecting structure according to the present invention, which can be disassembled into a vehicle body front portion 10F and a vehicle body rear portion 10R as shown in FIG. A front body 10 has a front body 20 provided with a front wheel 11F and a handle portion 12, and a vehicle body rear 10R has a rear body 40 provided with a pair of rear wheels 11R, 11R.
An R and a seat 15 are provided.

The vehicle body front portion 10F includes a front body 20 made of a synthetic resin and a front frame 30 made of a metal as an internal frame structure. As shown in FIG. 3, the front frame 30 has a nose member 30F at a front end thereof using a metal pipe, and is bent rearward from both left and right ends of the nose member 30F to form front side members 30S, 30S. In order to obtain sufficient strength, a plurality of cross members are provided between the front side members 30S, 30S on the front frame 30. In this embodiment, as shown in FIG. 3, the support member 31, the housing member 32, and the front end member 33 of the cross member are installed in parallel with the nose member 30F from the rear of the nose member 30F. The support member 31 is a straight metal pipe. The housing member 32 is a hook-shaped metal plate having a plurality of lightening holes formed therein for weight reduction. In addition, the front end member 33 is a metal plate material in which the vertical direction at both left and right ends is wider than other parts.

[0011] A steering support bracket 34 is provided so as to bridge the central portions of the nose member 30F and the support member 31 in the width direction from above. The steering support bracket 34 is a bracket having a substantially U-shaped cross section,
A steering shaft 35 is rotatably mounted at the center thereof.

A cup 21 is formed at a position corresponding to the steering support bracket 34 and at the front of the front body 20. The cup 21 has a bowl-like shape in which the steering support bracket 34 can be accommodated, and a through hole 21A is provided in the center of the cup 21 (see FIG. 3). The steering shaft 35 attached to the steering support bracket 34 protrudes from the through hole 21A above the front body 20 and is slightly inclined rearward (see FIG. 1).

A portion of the steering shaft 35 projecting upward from the front body 20 is provided on the steering post 3.
7 (see FIGS. 1 and 2). The steering shaft 35 attaches the front wheel 11F and the handle portion 12 to the front body 20 so that the front wheel 11F can be steered by operating the handle portion 12. The steering shaft 35 is divided into an upper steering shaft 35U and a lower steering shaft 35L at an upper portion and a lower portion, and they are connected via a tilting device 36. The tilting device 36 adjusts the tilt angle between the steering shafts 35U and 35L by operating the lever 36L to enable the handle portion 12 to be folded. The lower steering shaft 35L holds the front wheel 11F at the lower end, and the upper steering shaft 35U has the handle portion 12 at the upper end.
Is provided.

As shown in FIGS. 1 and 2, the handle 12 includes a grip 12H and a panel 12P. The grip portion 12H is formed in a substantially elliptical shape by extending a pipe covered with rubber or the like from the upper end of the steering post 37 to both left and right sides, and folding both end portions backward. A panel portion 12P provided with operation switches and the like is provided between the left and right end portions of the grip portion 12H. An accelerator lever 12A is provided from the panel portion 12P to the grip portion 12H.
The accelerator lever 12A is operably mounted while holding H. Then, the occupant grasps the grip portion 12H to determine the traveling direction, and operates a switch or the like of the panel portion 12P and the accelerator lever 12A to thereby control the electric tricycle 1.
Perform a zero maneuver.

A control unit 23 having a built-in metal housing and having a built-in processing device for controlling the operation of the electric tricycle 10 is provided at the rear of the front body 20. The control unit 23 is accommodated in a control unit housing 22 formed in a rectangular shape. This control unit housing 22
The front end is supported by the housing member 32 and the rear end is suspended by the front end member 33. Further, the housing member 32 is connected to the control unit housing 2.
The control unit 23 has a shape that covers the vicinity of the front part from below and protects the control unit 23 accommodated in the control unit housing 22.

In the front body 20, between the cup 21 and the control unit housing 22, a wiring for wiring a harness (not shown) connected to a panel or the like of the handle portion 12 to the control unit 23. A cable groove 24 is formed.

The upper surface of the control unit housing 22 and the wiring groove 24 are covered, and
Step plate 2 is located on the upper side from the center to the rear end of the
5 are provided. The step plate 25 forms a flat surface from the rear to the rear end of the cup 21 and is used for placing a foot on an occupant.

A stand 38 is provided on the lower surface behind the front body 20. The stand 38
Using a metal pipe, both ends of the grounding portion are bent to form a mounting portion, and the entire shape is a U-shape. In addition, the stand 38 has its tip portion rotatably attached to a stand bracket 39 disposed on the lower surface behind the left and right front side members 30S. When the stand 38 is raised when disassembled, the stand 38 supports and stabilizes the rear end of the vehicle body front portion 10F. Also, the stand 38 can be stored by being flipped up when not in use.

The rear portion 10R of the vehicle body is composed of a rear body 40 made of synthetic resin and a metal rear frame 50 as an internal frame structure. As shown in FIG. 4, the rear frame 50 includes a pair of left and right rear side members 50 </ b> S in which an L-shaped cross section is extended in the front-rear direction and opposed to each other, and a plurality of cross members provided between the rear side members 50 </ b> S. Be prepared. Rear side member 50
Above the front end of S, a rear body receiving piece 54 is provided outward in parallel with the ground, and the rear frame 50 is attached to the rear body 40. In this embodiment, a partition member 51 using a metal plate is provided at the front end of the rear side member 50S as a cross member, and a central member 52 using a metal plate is provided at the center in the front-rear direction. At the rear end of the rear frame 50, a power unit 55 is held by a rear side member 50S.

The power unit 55 includes an electric motor, a differential gear, a rear axle, and the like, and generates a driving force by the electric motor. Since the power unit 55 has predetermined strength and rigidity, it also has a function as a cross member. The power unit 55 is connected to the rear body 40
The vehicle can be driven by transmitting the generated driving force to the left and right rear wheels 11R, 11R via a rear axle (not shown).

Rear fenders 45, 45 are integrally formed with the rear body 40 on the left and right outer sides of the rear body 40 corresponding to the rear wheels 11R, 11R. Rear fender 4
The left and right wheels 5 and 45 accommodate the right and left rear wheels 11R and 11R so as to cover the rear wheels 11R and 11R from above, thereby preventing splashes of mud and the like from the rear wheels 11R and 11R during traveling.

Near the center of the rear body 40, the seat 15
Leg support 53 for attaching and detaching freely
53 are provided on both the left and right sides (see FIG. 4). The leg support 53 is a cylindrical member, and the rear side member 5
It is arranged inside the OS and in front of the power unit 55. The tip of the leg support 53 protrudes upward from the rear body 40 through the hole 46 of the rear body 40. When the seat 15 is attached, the leg support 53
5 is received by the rear frame 50.

The rear body 40 is provided by the leg support 53.
The seat 15 is provided with a seat cushion and a seat back, and a seat 15S formed in a chair shape with armrests provided on both left and right sides of the seat back;
It is composed of two seat legs 15L, 15L attached below the seat 15S. The lower part of the seat cushion of the seat 15 can be used as a storage space for storing luggage.

Further, in front of the leg support 53,
A battery 43 is mounted. In the present embodiment, the battery 43 has two lead storage batteries mounted thereon and supplies power for traveling. The battery 43 is accommodated in a battery housing 41 that is recessed from the center to the front end of the rear body 40. The rear wall of the battery housing 41 is supported by the central member 52. The left and right side walls of the battery housing 41 and the bottom surface in the vicinity thereof are supported by a rear side member 50S. The front wall of the battery housing 41 is a partition member 5
Supported by 1. A partition wall 47 is provided from the front wall of the battery housing 41 to the front end of the rear body 40, and a partition member 51 is provided inside the partition wall 47.
Is accommodated. When the battery cover 42 is attached from above the battery 43 after the battery 43 is stored in the battery housing 41, the internal battery 43 is protected. Although not shown, the control unit 23, the electric motor and the battery 43 are connected when the vehicle body is connected.
Are electrically connected to each other.

Now, the above-described vehicle body front portion 10F and vehicle body rear portion 10R are connected by the electric vehicle connecting structure of the present invention. In the present embodiment, the first and second locking receiving portions are provided on the front connecting portions 60 provided on the left and right sides of the rear end of the vehicle body front portion 10F, and provided on the left and right sides of the front end of the vehicle body rear portion 10R.
The rear connecting portion 70 is provided with first and second locking portions which can be locked to the corresponding locking receiving portions, respectively. Hereinafter, the right and left sides of the vehicle body front portion 10F and the vehicle body rear portion 10R will be described. The components provided on the left side will be described, and the components provided on the left side have the same configuration except that the shape is symmetrical, and thus the description is omitted.

The front connecting portion 60 includes a connecting bracket 61 formed by processing a metal plate into a substantially U-shape at the rear end of the front side member 30S protruding from the rear end of the front body 20. It is configured by being fixed inward (see FIG. 2). As shown in FIG. 5, the connection bracket 61 includes a connection plate 61C between the front plate 61F and the rear plate 61R.

As shown in FIG. 5, the front plate 61F is a substantially rectangular plate. The rear plate 61R is a substantially rectangular plate material and covers the rear end of the side member 30S. The rear plate 61R has a notch 6 at a position near the end of the boundary with the connecting plate 61C.
5, the locking pin 73 is connected to the rear plate 61 at the time of connection.
It prevents interference with R (see FIG. 5). The connecting plate 61C is
It is a substantially square plate. The upper end is from the front plate 61F to the rear plate 61
The shape becomes gradually lower as it reaches R (see FIG. 5). For this reason, since the positioning pin 72 easily reaches the positioning groove 62 at the time of connection, the connection plate 61C enables a smooth connection operation.

The connecting bracket 61 is provided with a positioning groove 62 (first locking receiving portion of the present invention) that opens rearward, and a locking groove 63 (the present invention) that opens upward. ) And a front lock groove 64.

As shown in FIG. 5, the positioning groove 62 has an opening 62A on the rear plate 61R. The opening 62A is
It has a rectangular shape with one end extending from the center to the lower part in the vertical direction at the boundary between the rear plate 61R and the connecting plate 61C. The length of the opening 62A in the vertical direction is wider than the diameter of the positioning pin 72, and the depth is formed longer than the length of the positioning pin 72, so that the positioning pin 72 can be easily introduced. The positioning groove 62 includes a positioning portion 62B and a guide portion 62G in front of the opening 62A and below a rear portion of the connecting plate 61C. The positioning portion 62B is opened rearward and is provided at a predetermined interval from the opening 62A with a groove having substantially the same diameter as the outer diameter of the positioning pin 72. Positioning is regulated by restricting movement of the front and vertical directions. And a guide portion 62G of a groove whose width is continuously reduced from the opening portion 62A to the positioning portion 62B is provided,
The positioning pin 72 introduced from the opening 62A is guided to the positioning portion 62B while being guided.

The locking groove 63 is disposed in front of the upper end of the connecting plate 61C and is opened upward and open. The locking groove 63 is formed along an arc centered on the positioning portion 62B of the positioning groove 62. (See FIG. 5). This allows the locking pin 7 to rotate by rotation about the positioning portion 62B after positioning.
3 can be automatically introduced into the locking groove 63. When the locking pin 73 reaches the tip of the locking groove 63, the front connecting portion 60 and the rear connecting portion 70 are held in a horizontal state.

The front lock groove 64 is provided in an arc shape that opens upward at a position above the positioning portion 62B behind the locking groove 63 (see FIG. 5). The front lock groove 64 is fixed by a lock lever 75 described later after connection.

On the other hand, the rear connecting portion 70 is
The rear side member 50S is covered with a side surface portion that is flat in the vertical direction with respect to the ground in front of the rear side member 50S. As shown in FIG. 6, a locking pin 73 (second locking portion of the present invention) is provided slightly above the central portion in the vertical direction in front of the side surface portion.
Is provided. A rear lock groove 74 is provided behind the locking pin 73 at a predetermined distance. A positioning pin 72 (first locking portion of the present invention) is provided below the rear lock groove 74. Here, the locking pin 73 and the positioning pin 72 are metal pins, and the tips are chamfered, so that the insertion into the corresponding groove is performed smoothly. Further, each pin is inserted into a hole drilled at a predetermined position on the side surface of the rear side member 50S, and a flange provided at the rear end of each pin is attached to the rear side member 50S.
Is fixed to the inside of the rear wheel by welding or the like so that the tip of each pin projects outward in parallel with the rear axle of the rear wheel 11R.

As shown in FIG. 6, a lock lever 75 is rotatably mounted between the locking pin 73 and the rear lock groove 74. The lock lever 75 is formed of an L-shaped metal plate, and has a rotation hole 75A near one end of the main body. A shaft bolt 77 is inserted into the rotation hole 75A, and the lock lever 75 is rotatably attached to a hat-shaped bracket 76 described later. A stopper 75S protruding outward from the lower end of the main body below the rotation hole 75A.
Is provided. An operating piece 75H is provided at the other end of the lock lever 75 main body. The operation piece 75H is formed by bending the distal end portion of the main body of the lock lever 75 vertically outwardly with respect to the plane of the main body. When the occupant operates the operation piece 75H, the lock lever 75 is operated. A lock pin 75P is disposed in the vicinity of the central portion in the longitudinal direction of the main body toward the outside perpendicular to the main body of the lock lever 75.

The hat-shaped bracket 76 to which the lock lever 75 is attached is made of metal and is fixed between the locking pin 73 of the rear side member 50S and the rear lock groove 74.
The hat-shaped bracket 76 has a shaft bolt 77 fixed at the center thereof, and a lock lever 75 is rotatably attached thereto. A stopper 75S is provided at the lower end of the hat-shaped bracket 76.
, The range of upward rotation of the lock lever 75 is limited (see FIGS. 8 and 9). When the front connecting portion 60 and the rear connecting portion 70 are locked at the proper positions, the front lock groove 64 and the rear lock groove 74 overlap with each other.
The lock is performed by inserting the lock pin 75P into the 4, 74.

As shown in FIG. 4, the hat-shaped bracket 76 projects into the battery housing 41 via bracket holes 41A provided on both right and left sides of the battery housing 41. Also, battery housing 4
A lock pin insertion groove 41B is provided behind the bracket hole 41A in 1. Then, the lock lever 75 is rotatably attached to the hat-shaped bracket 76 and is accommodated in the battery housing 41 (see FIG. 2). When the lock lever 75 is not operated, the battery cover 42 is fitted to prevent the lock lever 75 in the battery housing 41 from malfunctioning.

Next, the operation of the present embodiment having the above-described configuration will be described, particularly when the electric tricycle 10 is disassembled and connected. When the electric tricycle 10 is disassembled from the connected state, the operation described below may be reversed.

At the time of storage, the vehicle front part 1 of the electric tricycle 10
At 0F, the handle portion 12 is in the down state by the tilting device 36, and since the seat 15 is removed from the rear body portion 10R, both the vehicle body front portion 10F and the vehicle body rear portion 10R can be compactly stored.

After the handle portion 12 is erected by operating the tilting device 36, the front portion 10F of the vehicle body is erected, and then the stand 38 is erected to tilt the rear end of the front connecting portion 60 slightly upward (see FIG. 7). ). On the other hand, the rear portion 10R of the vehicle body is in a state where the lock lever 75 is erected upward with the battery 43 cover removed (hereinafter referred to as an “erected position”). At this time, the lock lever 75 is held in the upright position by the contact between the stopper 75S and the hat-shaped bracket 76. Then, while tilting the upper end of the rear connecting portion 70 of the vehicle rear portion 10R slightly upward, the vehicle front portion 10R
The positioning pin 72 is inserted into the positioning groove 62 as shown in FIG. Here, since the positioning groove 62 is provided with the guide portion 62G, even if the positioning pin 72 and the positioning groove 62 are not accurately aligned, the positioning groove 62 is inserted into the opening 62A to approach the vehicle body front portion 10F and the vehicle body rear portion 10R. As long as this is done, the positioning pin 72 is smoothly introduced to the positioning portion 62B of the positioning groove 62. The notch 6 is formed in the rear plate 61R of the front connecting portion 60.
5 is provided, and the connecting plate 61C has a shape that is gradually lowered toward the rear, so that when the positioning pin 72 and the positioning groove 62 are engaged, the locking pin 73 is prevented from being caught on the connecting bracket 61. It is possible to work smoothly.

Thereafter, the positioning pin 72 and the positioning groove 6
Then, the stand 38 is retracted. When a load is applied by its own weight or by putting weight on an occupant's foot on the step board 25 from above, the vehicle front part 10F and the vehicle rear part 10R rotate about the positioning pin 72. Then, the front connecting portion 60 and the rear connecting portion 70 gradually move downward, and the locking pin 73 is inserted into the locking groove 63 and introduced into the tip of the locking groove 63. Here, since the positioning pin 72 is disposed in parallel with the axle, the vehicle body front portion 10F or the vehicle body rear portion 10R
Can be easily rotated. As a result, the locking pin 73 and the locking groove 63 are engaged with each other, and the vehicle body front portion 10F and the vehicle body rear portion 10R are connected by the positioning pin (see FIG. 9).

At this time, since the front lock groove 64 and the rear lock groove 74 are in an overlapping state, the lock lever 75 is rotated so that the overlapping lock grooves 64,
The lock pin 75P is inserted into and engaged with the 74 (FIG. 10).
reference). Then, the connection between the front connecting portion 60 and the rear connecting portion 70 is securely fixed. Then, by fitting the battery cover 42 and attaching the seat 15,
The connection work of the electric tricycle 10 is completed.

As described above, according to the present embodiment, since the connecting operation between the vehicle body front portion 10F and the vehicle body rear portion 10R of the electric tricycle 10 can be performed by turning in the vertical direction, it is possible to perform the connection operation even in a flat place. If the positioning pin 72 and the positioning groove 62 are engaged with each other, the locking groove 63 and the locking pin 73 can be engaged with each other, so that the connecting operation can be easily performed.

In a series of connecting operations in this case, when the positioning pin 72 and the positioning groove 62 are engaged with each other, the opening 62A of the positioning groove 62 is widened. Even if the positioning groove 62 is not exactly aligned with the guide groove 62, as long as it is inserted within the range of the opening 62A, the guide groove 62
Since the G is provided, the positioning pin 72 is smoothly introduced to the positioning portion 62B.

The positioning pin 72 of the rear connecting portion 70
Are provided in parallel with the axle, so that if the vehicle body is rotated around the axle,
Can be rotated. The locking groove 63 is centered on the positioning portion 62B of the positioning groove 62, that is,
Since the locking pin 73 and the locking groove 63 are formed so as to follow an arc centered on the positioning pin 72 engaged with the positioning portion 62B, the locking pin 73 and the locking groove 63 are easily engaged with each other by a rotating operation centered on the positioning pin 72. be able to. And
Since the locking pin 73 is locked after the front and rear portions of the vehicle body are positioned in the front-rear direction by the positioning pin 72, the locking is smoothly performed. Therefore, the connecting operation can be performed easily and reliably with a small amount of labor.

Further, after the front and rear of the vehicle body is restrained by the connection by positioning and locking, the front and rear locking grooves 6 overlap each other.
Since the lock pin 75P for fixing can be inserted into the lock lever 75, the lock lever 75 can be easily connected to the front connecting portion 60.
It is possible to lock the connection between the and the rear connecting portion 70 and improve the holding force of the connection. Further, since the lock lever 75 is provided in the battery housing 41, there is no possibility that the lock lever 75 may be erroneously hooked during operation of the electric tricycle 10 or the like.

In this embodiment, a notch 65 is provided in the rear plate 61R of the front connecting portion 60 and the connecting plate 6
Since 1C has a shape that is gradually lowered toward the rear, it is possible to prevent the locking pin 73 from being caught on the connection bracket 61 during connection and to facilitate the connection operation.

In this embodiment, since the pins 72, 73 of the rear connecting portion 70 are covered by the rear body 40, it is possible to prevent the pins 72, 73 from being caught on other parts during disassembly. It is.

<Other Embodiments> The present invention is not limited to the above embodiments. For example, the following embodiments are also included in the technical scope of the present invention.
In addition to the following, various changes can be made without departing from the scope of the invention. (1) In the above embodiment, the rear connecting portion 70 is provided on the front side surface portion of the rear side member 50S. However, the rear connecting portion 70 is fixed to the rear side member 50S by attaching the rear connecting member 70 to a separate bracket or the like. You may do.

(2) In the above embodiment, the groove is provided in the front connecting portion 60 and the pin is provided in the rear connecting portion 70. However, the groove and the pin are provided in reverse. May be. Further, the opening direction of the groove may open downward.

(3) In the above embodiment, the connection structure of the electric vehicle by the engagement of the pin and the groove is described. However, the structure is not limited to the engagement of the pin and the groove. Good. For example, hook-shaped connecting portions may be engaged with each other.

(4) In the above embodiment, the electric three-wheeled vehicle 10 is used, but the number of wheels is not limited. For example, a four-wheeled electric vehicle may be used.

(5) In the above embodiment, the stand 38 of the electric tricycle 10 is provided only on the front portion 10F of the vehicle, but may be provided on the rear portion 10R of the vehicle.

[Brief description of the drawings]

FIG. 1 is a perspective view of an electric tricycle according to an embodiment of the present invention.

FIG. 2 is a perspective view of the electric tricycle before connection.

FIG. 3 is a perspective view of components of a CFC and a body.

FIG. 4 is a perspective view of components of a rear body.

FIG. 5 is a perspective view of a front connecting portion.

FIG. 6 is a perspective view of components of a rear connecting portion.

FIG. 7 is a side view of the electric tricycle before connection.

FIG. 8 is a side view of a connecting portion showing an operation of inserting a positioning pin into a positioning groove.

FIG. 9 is a side view of a connecting portion showing an operation of inserting a locking pin into a locking groove.

FIG. 10 is a side view of a connecting portion showing an operation of inserting a lock pin into a lock groove.

FIG. 11 is a side view of an electric vehicle provided with a conventional electric vehicle connection structure.

FIG. 12 is a partially enlarged view of a conventional electric vehicle connecting structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Electric tricycle (Electric vehicle) 10F ... Body front part (front part) 10R ... Car body rear part (rear part) 60 ... Front connection part (connection structure) 62 ... Positioning groove (first locking receiving part) 63 ... Stop groove (second locking receiving part) 70 ... rear connecting part (connection structure) 72 ... positioning pin (first locking part) 73 ... locking pin (second locking part)

Claims (2)

[Claims] In an electric vehicle coupling structure disassembled into a front part and a rear part, a first and a second locking part disposed on one of opposing surfaces of a front part and a rear part, First and second locking receiving portions arranged to perform locking operations on the two locking portions from different directions, and the first and second locking portions are locked to corresponding locking receiving portions, respectively. Locking means for connecting and locking the front and rear portions of the vehicle in a state where the first locking receiving portion is positioned at the back end thereof in the front-rear direction of the vehicle. It has a locking position for locking, and is formed so as to expand toward the entrance side from the locking position, and the locking operation between the second locking portion and the second locking receiving portion includes: In a state where the first locking portion has entered the locking position of the first locking receiving portion, the first locking portion is rotated about the first locking portion. Connecting structure for an electric vehicle characterized by and. 2. A positioning pin as the first locking portion and a locking pin as the second locking portion are arranged on one of opposing surfaces of a front portion and a rear portion of the vehicle, and the other is provided on the other side. Are provided with a positioning groove as a first locking receiving portion for receiving the positioning pin and a locking groove as a second locking receiving portion for receiving the locking pin, respectively, and the positioning groove is provided at a back end. An opening having a larger opening than the positioning pin is formed so as to be capable of locking the locking shaft and expanding from the front or rear of the vehicle from here, and the locking groove is formed by the positioning pin. When the vehicle is turned around the positioning pin while being locked at the back end of the positioning pin, the locking pin is open upward or downward so that the locking pin can be received. Characterized by Connecting structure for an electric vehicle Motomeko 1 wherein.