CN1062818C - A vehicle body mooring hook for a scooter-type vehicle - Google Patents

Abstract

The present invention provides a hitch coupler for attaching a scooter-type vehicle to a ground fixture. At the position in front of the mounting part of the leg bracket (not shown), the bending base 25 at both ends of the U-shaped system coupler 24 is integrally fixed by welding. Thin hole 26, tie car coupler 24 exposes outside the bottom cover 19 from this thin hole 26, but does not protrude from the top of side cover 18.

Description

Small size motorcycle be hitch

What the present invention relates to be used for small size motorcycle is tied up to small size motorcycle on the ground fixture is hitch.

Disclosed in real public clear 63-28069 number of the Japanese patent gazette that a kind of to utilize the motor-driven two-wheel car of safety strap be the car device.

Above-mentioned motor-driven two-wheel car be in the car device, the fore-and-aft direction central authorities of the vehicle seat that can take jointly driver and occupant lay safety strap with top ground connection mutually in the another side from a side of vehicle seat, an end that makes this safety strap releasably is then.During bicycle parking, an end of above-mentioned safety strap is untied, with the flange inner that an end of this safety strap passes rear wheel, the end with this safety strap is connected near the hook in vehicle seat one side again.

This motor-driven two-wheel car anti-joyride device that utilizes safety strap, be not suitable for the small size motorcycle of no safety strap, even motor scooter is provided with safety strap, because its vehicle seat is longer with the back tyre tread, also must use long belt, be very inconvenient on reality is used therefore.

The objective of the invention is in order to overcome the difficulty in the above-mentioned prior art, what a kind of small size motorcycle was provided is hitch.The present invention is in having the small size motorcycle of low base plate, being that automobile-used hook integrally is fixed on the frame part that passes base plate towards the vehicle body direction, the cover of topped above-mentioned frame part is set, and makes that above-mentioned is that automobile-used hook protrudes in above-mentioned cover from side direction.

According to the present invention, in above-mentioned small size motorcycle with low base plate, because handle is that automobile-used hook integrally is fixed on the frame part that passes base plate towards the vehicle body direction, so, be between hitch and the ground fixture and lock at this with commercially available lock hanging, this small size motorcycle and ground fixture can be combined.

If opening above-mentioned is lock between hitch and the ground fixture, then can removes combining of small size motorcycle and ground fixture, thereby this small size motorcycle is travelled.

In addition, in the present invention, owing to be provided with the cover of topped above-mentioned frame part, and to make above-mentioned be that hitch is outstanding outside the side from above-mentioned cover, so, even be near the topped firmly of hitch by above-mentioned cover, can be to pin between hitch and the ground fixture and with them at this also with lock hanging, and, because above-mentioned is that the installation base portion of hitch can be lived by above-mentioned cover is topped, so this is that hitch and mounting portion thereof are showy, aesthetic appearance is good.

In addition, in the present invention, owing to be that hitch integrally is fixed on the frame part, so, be hitch installation strength height, the reliability height.

Accompanying drawing has been represented embodiments of the invention.

Fig. 1 has the right hand view that the present invention is the motor scooter of hitch;

Fig. 2 is the chassis structure right hand view of expression motor scooter embodiment illustrated in fig. 1;

Fig. 3 is the back view of Fig. 2;

Fig. 4 is the cross sectional drawing along IV among Fig. 1-IV line;

Fig. 5 is the cross sectional drawing along V among Fig. 1-V line;

Fig. 6 is the block diagram of expression running condition of the present invention;

Fig. 7 is the block diagram of chassis structure of the motor scooter of expression another embodiment of the present invention;

Fig. 8 is the amplification stereogram of Fig. 7 main portion;

Fig. 9 is the chassis structure block diagram of the motor scooter of expression further embodiment of this invention;

Figure 10 is the amplification stereogram of Fig. 9 main portion;

Figure 11 is the chassis structure block diagram of the motor scooter of expression yet another embodiment of the invention;

Figure 12 is the amplification stereogram of Figure 11 main portion.

Among the figure, 0-ground fixture, 1,31,38, the 46-motor scooter, the 2-front-wheel, the 3-trailing wheel, 4,32,39,47-is pipe down, 5-bogie side frame, 6-crossbeam, 7-head pipe, 8-steering lever handle, 9-front fork, 10, the 14-coupling link, 11, the 36-power module support, the 12-bearing pin, the 13-power unit, 15,41-leg carriage, the 16-leg, 17-base plate, 18-side cover, cover at the bottom of the 19-, the 20-guard shield that goes between, 21-front shroud, the 22-back cover, 23-vehicle seat, 24,27,43,51-is a hitch, 25-warpage base portion, 26-pore, 27-lock, 28-U font parts, 29-pipe, 30-key hole, 33,40, the 48-center am rest, 34,49-base plate stay, 35, the 50-carriage, 42-base plate cover mount pin, 44-front end base portion, 45-rear end base portion, 52-two ends base portion, 53-fuel tank, 54-helmet box.

Below, instruction diagram 1 is to one embodiment of the present of invention shown in Figure 5.

Between the front-wheel 2 and trailing wheel 3 of motor scooter 1, formation is the following lower end of the pipe 4 direction bogie side frame 5 that stretches out and rearward extend to the left and right from the place ahead, tilt to oblique back upper place again after the rear portion of this bogie side frame 5 is crooked upward, this left and right side frame 5 is mutually combined by the crossbeam 6 of broad ways extension and is integral.

In the upper end of managing 4 down, integrally fixing head pipe 7, but be inlaid on this pipe 7 to the steering lever shaft left and right sides cycle that figure does not show, upper end at this steering lever shaft, integrally setting-in steering lever handle 8, simultaneously, the front fork 9 of bifurcated shape integrally is inlaid in the lower end of this steering lever shaft, front-wheel 2 by coupling link 10 rotatably pivot prop up lower end at this front fork 9.

Rear, vertical portion at bogie side frame 5, integrally adorning power module support 11, the front portion of power unit 13 can be installed on the bearing pin 12 of this power module support 11 by coupling link 14 with swinging up and down, on the rear portion of this power unit 13 output shaft (figure does not show), integrally adorning trailing wheel 3, trailing wheel 3 relies on the power of power unit 13 and rotates driving.

At the vertical base portion rear of bogie side frame 5, integrally fixing the leg carriage 15 that rearward extends, leg 16 rises and falls and is located at freely on this leg carriage 15.

On the horizontal part of the place ahead of bogie side frame 5, base plate 17 is being set, from these base plate 17 dual-sides down, side cover 18 is being set, outside the lower edge of this side cover 18, setting end cover 19, between the bogie side frame of base plate bottom, fuel tank 53 is being set.

At the front end of base plate 17, the upright lead-in wire guard shield 20 of establishing, the place ahead at this lead-in wire guard shield 20 is setting front shroud 21, and the front shroud in lead-in wire guard shield 20 and the place ahead thereof surrounds down pipe 4 and head pipe 7.

In the rear end of base plate 17, back cover 22 is being set, back cover 22 joins with the upper limb of side cover 18, so that live the top of the rear portion of bogie side frame 5 and power unit 13 is topped.In the upper end of back cover 22, setting vehicle seat 23.

Top, rear and vehicle seat bottom at bogie side frame 5 are being provided with helmet box 54.

On the anterior position of the mounting portion of leg carriage 15, integrally fixing the two ends warpage base portion 25 that U-shaped is a hitch 24 with welding manner, be positioned at the rear portion that this is the end cover 19 of hitch 24 outer sides, be formed with pore 26, be that hitch 24 exposes the outside of end cover 19 from this pore 26, but do not protrude in the top of side cover 18.

Fig. 1 extremely embodiment shown in Figure 5 constitutes as described above, in the time will tying up to motor scooter 1 on the ground fixture 0, cover what expose 19 the end of from be hitch 24 as long as U font parts 28 that will lock shown in Figure 6 27 penetrate, again an end kink of U font parts 28 (is schemed not show, be the front end of part in the wings) join on the pipe 29 near the lock 27 of ground fixture 0, cylinder-like part 29 is inserted in the other end of U font parts 28, with the key hole 30 interior rotations that graphic key inserts cylinder-like part 29, can pin by lock 27.

Because the warpage base portion 25 that is hitch 24 is integrally to be fixed on the bogie side frame 5 with the mode of directly welding, so its installation strength height.

In addition, because it is 19 topped to be that the weld of warpage base portion 25, bogie side frame 5 and the warpage base portion 25 of hitch 24 is all covered the end of by, so, be that hitch is unshowy, make the aesthetic appearance of motor scooter 1 good.

Be the part except weld part of hitch, with cementation process, its superficial hardness is hard.

The present invention is applicable to that also Fig. 7 is to motor scooter 31 shown in Figure 8.

Fig. 7 is to embodiment shown in Figure 8, in the rear end of managing 32 down, integrally fixing center am rest 33, manage 32 and the both sides, lower end of center am rest 33 down, foreign side is prominent is to the left and right establishing for base plate stay 34, at the front end of this base plate stay 34, fixing the carriage 35 that extends along fore-and-aft direction, on this carriage 35, the base plate that figure does not show is being set, at the rear, lower end of center am rest 33, integrally prominent power module support 36 of establishing towards the rear, this power module support are used for the power unit that erection plan does not show.Right flank in this power module support 36, integrally fixing is hitch 37, this is the base portion of hitch 37, schemed the side cover or the end cover of the floor below do not shown or be located at the back cover of center am rest 33 sides topped, be hitch 37 then from these covers to exposing outside.

Fig. 7 to embodiment shown in Figure 8 have with Fig. 1 to same effect embodiment illustrated in fig. 5.

The present invention can be applicable to that also Fig. 9 is to motor scooter 38 shown in Figure 10.In this embodiment, the front end base portion 44 that is hitch 43 integrally is installed in down on the pipe 39, simultaneously, it is the downside that the rear end base portion of hitch 43 integrally is installed in base plate mount pin 42, this base plate mount pin 42 is outstanding from the side of leg carriage 41, and this leg carriage 41 is rearward outstanding from the lower end of center am rest 40.This embodiment also with Fig. 7 to embodiment illustrated in fig. 8 same, be hitch 43 in the cover to exposing outside, have effect same with the foregoing description.

The present invention is applicable to that also Figure 11 is to motor scooter 46 shown in Figure 12.

Figure 11 is to motor scooter 46 shown in Figure 12, manage 47 down, base plate stay 49, carriage 50 etc. all be with Fig. 7 to Fig. 8 in following pipe 32, base plate stay 34, carriage 35 etc. similarly constitute, center am rest 48 is to curve U-shaped and this point that forms is different with the foregoing description by a pipe, in addition, it is also different with the foregoing description to be that the two ends base portion of hitch 51 integrally is welded on the center am rest 46 this point, but has same effect.

In the foregoing description, small size motorcycle all is the motor scooter type motor-driven two-wheel car, and certainly, the present invention also is applicable to the motor scooter type motor-driven three-wheel vehicle.

Claims (1)

1, a kind of small size motorcycle is hitch, what vehicle was set on vehicle frame is the car parts, this motor cycle type vehicle is with cover covering body frame and have low base plate, it is characterized in that: with vehicle is that hitch forms the U font, and be welded in below the base plate on the body framework, simultaneously, make it outstanding to the side from the cover that covers floor below, this protrusion is arranged to be positioned in the width of the base plate left and right sides.

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