JPH05319344A - Compact electric motor car - Google Patents

Abstract

PURPOSE:To provide the structure for preventing loose-out of a connecting pin, which connects a front and a rear bodies divided from one body, easily at a low cost. CONSTITUTION:A front body 9A and a rear body 9B are separately structured, and a body frame 5A of the front body 9A and a body frame 5B of the rear body 9B are formed so as to be inserted to each other, and a loose-out preventing connecting pin 16 is inserted to an insert junction part from the upper for fitting to join the front body 9A and the rear body 9B. An elastic mat 18 is placed on the insert junction part of the front body 9A and the rear body 9B, and a part of this elastic mat 18 over the connecting pin 16 can be tuned over, or the connecting pin 16 is fitted under a turnable part of the elastic mat 18, which can be turned over.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention separates a front vehicle body and a rear vehicle body so that the vehicle body frame of the front vehicle body and the vehicle body frame of the rear vehicle body can be inserted and coupled to each other. The present invention relates to a small electric vehicle configured to be connected by inserting a retaining pin into the insertion coupling portion from above.

[0002]

2. Description of the Related Art Conventionally, in a small electric vehicle of this type, in order to easily attach and detach the connecting pin, the connecting pin is provided on a step portion where the operator can step on with the head exposed.

[0003]

However, in the above-mentioned conventional structure, since the head of the connecting pin is exposed, a child may mischievously pull out the connecting pin and carry it away. Therefore, it is conceivable to provide a structure for preventing the pin from coming off, but there is a cost disadvantage due to the provision of this coming-off prevention structure, and a simpler and cheaper structure for preventing the pin coming off has been desired. .. The present invention is
The present invention has been made in view of the above circumstances, and an object thereof is to provide a small electric vehicle in which a retaining structure for a connecting pin used for connecting divided front and rear vehicle bodies can be configured easily and inexpensively.

[0004]

In order to achieve the above-mentioned object, a small electric vehicle according to the present invention has the structure described above, and an elastic mat is mounted on the insertion joint portions of the front vehicle body and the rear vehicle body. The elastic mat is characterized in that it is configured so that the portion of the elastic mat that covers the upper side of the connecting pin can be turned up. Alternatively, in the case of the structure described above, an elastic mat is mounted on the insertion joint portions of the front vehicle body and the rear vehicle body, and the elastic mat can be turned up, and the elastic mat can be turned up. The connecting pin is attached to a part of the structure. The actions and effects of this characteristic configuration are as follows.

[0005]

In other words, by using the elastic mat placed on the step portion, the connecting pin can be prevented from coming off by covering the connecting pin with the elastic mat, and the connecting pin is hidden by the elastic mat, so that children can be prevented. It becomes difficult to know the existence of the connecting pin. The connecting pin can be attached and detached by exposing the connecting pin head by flipping the elastic mat. In addition, if the connecting pin is attached to the part of the elastic mat that can be flipped up, the connecting pin can be pulled out from the connecting point by simply flipping up the elastic mat, or the connecting pin can be laid on the connecting point. It can also be inserted into the connection point of.

[0006]

Therefore, according to the present invention, the elastic mat originally provided in the small electric vehicle can be used to cover the connecting pin and prevent the connecting pin from being lost due to mischief of a child. In the case where the connecting pin can be attached and detached by turning up and laying, the loss of the connecting pin can be reliably avoided.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 4 shows a scooter-type small electric vehicle that can be driven by an elderly person or a physically handicapped person.
This small electric vehicle has one front wheel 2 steered by a steering wheel 1 and a pair of left and right rear wheels 4, 4 driven by an electric motor 3 supported on a frame 5, and the rear wheel 4, A seat 6, a battery 7, and a control device 8 for driving an electric motor are mounted on the upper arm 4 above. As shown in FIG. 1, this small electric vehicle has a front body 9
A body divided into two parts, A and a rear body 9B, is configured to be connectable and separable.

Next, a structure for connecting and disconnecting the small electric vehicle will be described. As shown in FIGS. 1 to 4, a front vehicle body frame 5A extends rearward from a support portion 10 that supports the steering wheel 1 and the front wheels 2 to form a front vehicle body 9A.
The left and right rear wheels 4, 4, the electric motor 3, the seat 6, the battery 7, the control device 8 and the like are supported by the rear body frame 5B to form a rear body 9B.
The front vehicle body frame 5A and the rear vehicle body frame 5B are divided into two parts in front of and behind the front portion where the battery 7 is mounted. The horizontal frame portion 11 made of a square pipe is provided at the rear end of the front vehicle body frame 5A. The rectangular tubular portion 12 is provided along the front-rear direction by opening the rear side surface of the lateral frame portion 11 in the left-right central portion. A horizontal frame portion 13 made of a square pipe is installed on the front end portion of the rear vehicle body frame 5B, and a cylindrical connecting member 1 is provided on the front side surface of the horizontal frame portion 13 at the right and left center.
4 is provided so as to project forward, and the horizontal frame portion 1
Plate-shaped vehicle body fixing seats 15 that contact and hold the lower surfaces of the left and right rear end portions of the front body frame 5A when the connecting members 14 are inserted into the rectangular tubular portion 12 at both left and right ends of the vehicle body 3. , 1
5 is projected forward. When connecting the front and rear bodies,
The connecting member 14 is inserted into and engaged with the rectangular tubular portion 12, and the connecting pin 16 is engaged with the rectangular tubular portion 12 and the connecting member 14 so that they can be connected and held to each other.

Then, as shown in FIG.
The step portion 17 is formed over a range from 0 to the upper surface portion of the connecting portion between the front body frame 5A and the rear body frame 5B, and the step portion 17 has an elastic mat 18 made of a synthetic resin or a rubber plate material for stepping. Is laying. This elastic mat 18 is provided on the front body frame 5A.
The elastic mat 18 has a flat surface so that it can be fixed by sticking to it, and also configured to cover the insertion portion of the connecting pin 16 and only the portion covering the insertion portion of the connecting pin 16 and its vicinity can be flipped up. The notch 19 is formed in a U shape as viewed. Therefore, when the connecting pin 16 is attached to and detached from the rectangular tubular portion 12 and the connecting member 14, the notch 19 of the connecting pin 16 is lifted to expose the connecting pin 16 attaching / detaching portion upward. In addition, when the connecting pin 16 is connected, the tongue-shaped portion 18a is lowered to cover the connecting pin 16 so that the upper surface of the other elastic mat 18 and the tongue-shaped portion 18a are flush with each other. .. Although not shown, the elastic mat 18 is installed on a flat plate member fixedly installed on the front vehicle body frame 5A.

Next, another embodiment will be described. It should be noted that the same structures as those in the above-mentioned embodiment are designated by the same reference numerals, and the description thereof will be omitted. As shown in FIGS. 5 and 6, an elastic mat made of a synthetic resin or a rubber plate is formed on the upper surface of the front body frame 5A from the support portion 10 for supporting the steering wheel 1 and the front wheels 2 to the rear body frame 5B. 20 are laid. The elastic mat 20 can be fitted into a plurality of pin insertion small holes 21 formed in the upper surface of the front vehicle body frame 5A on the lower surface of the front vehicle body frame 5A. A plurality of mushroom-like protrusions 22 are provided in a protruding manner, and the elastic mat 20 is attached to the front vehicle body frame 5A by fitting and locking the mushroom-like protrusions 22 in the pin engaging small holes 21. By simply pulling up the elastic mat 20 in the attached state, the latches 22 and the pin engaging small holes 21 are disengaged, and the elastic mat 20 can be flipped up and removed from the front body frame 5A. Then, the rectangular tubular portion 1 of the front body frame 5A
2 and a connecting member 14 of the rear vehicle body frame 5B, which are fitted from above to connect the both by a metal connecting pin 2
3, the large diameter portion 23a of the head is embedded in and supported by the elastic mat 20, so that the elastic mat 20 and the connecting pin 23 are integrated. Therefore, when the elastic mat 20 is attached to the front vehicle body frame 5A, the vehicle body can be connected by inserting the connecting pin 23 integrated with the elastic mat 20 into the rectangular tube portion 12 and the connecting member 14 from above. At the same time, when the vehicle body is divided into two, the entire elastic mat 20 is removed from the front vehicle body frame 5A, or only the supporting portion of the connecting pin 20 is flipped up to move the connecting pin 23 to the rectangular cylindrical portion 12 and the connecting member 14.
Can be extracted from.

It should be noted that although reference numerals are given in the claims for convenience of comparison with the drawings, the present invention is not limited to the configuration of the accompanying drawings by the entry.

[Brief description of drawings]

FIG. 1 is a front and rear view 2 of a body frame of a small electric vehicle according to a first invention.
Exploded perspective view showing the split structure

FIG. 2 is a vertical sectional side view showing a vehicle body frame connecting portion of the first invention.

FIG. 3 is a plan view showing a vehicle body frame connecting portion of the first invention.

FIG. 4 is an overall side view showing the small electric vehicle of the first invention.

FIG. 5 is a vertical sectional side view showing a vehicle body frame connecting portion of a second invention.

FIG. 6 is a plan view showing an elastic mat of the second invention.

[Explanation of symbols]

 5A, 5B vehicle body frame 9A front vehicle body 9B rear vehicle body 16,23 connecting pin 18,20 elastic mat

Front page continuation (72) Inventor Keizo Kato 64 Ishizukitamachi, Sakai City, Osaka Prefecture Kubota Sakai Factory

Claims (2)

[Claims] 1. A vehicle body frame (5A) of the front vehicle body (9A) and a vehicle body frame (5 of the rear vehicle body (9B), wherein a front vehicle body (9A) and a rear vehicle body (9B) are configured separately.
B) and are configured to be connectable with each other, and
A connecting pin (16) for preventing the cap from coming off at the insertion joint part.
A small electric vehicle configured to be connected by inserting and fitting from above from each other, wherein an elastic mat (1) is provided on the insertion joint portion of the front vehicle body (9A) and the rear vehicle body (9B).
(8) A small electric vehicle on which the elastic mat (18) is mounted and a portion of the elastic mat (18) which covers the connecting pin (16) can be turned up. 2. A vehicle body frame (5A) of the front vehicle body (9A) and a vehicle body frame (5 of the rear vehicle body (9B), wherein the front vehicle body (9A) and the rear vehicle body (9B) are configured separately.
B) and are configured to be connectable with each other, and
A connecting pin (23) for preventing the cap from coming off at the insertion joint part.
A small electric vehicle configured to be connected by inserting and fitting from above from each other, wherein an elastic mat (2) is provided on the insertion connecting portions of the front vehicle body (9A) and the rear vehicle body (9B).
0) is mounted and the elastic mat (20) is configured to be flipped up, and the elastic mat (20) is
A small electric vehicle having the connecting pin (23) attached to the flippable portion.