JPS6146075Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a loading platform device used for motorcycles, tricycles, etc.

(Problems to be solved by conventional technology and ideas) Conventionally, in this type of loading platform device, the loading platform was often constructed in a cantilevered manner by a bent joint of pipe materials or rods, and as a result, each of the loading platforms constituting the loading platform was There was room for improvement in terms of appearance as the connecting parts of the members were exposed to the outside, and the structure of the loading platform was complicated in order to ensure its rigidity, resulting in an increase in weight.

Furthermore, in the case where the loading platform is configured to be attached and removed as an option, a bracket dedicated to attaching the loading platform remains when the loading platform is removed, leaving room for improvement in terms of appearance.

The present invention was devised to solve the above-mentioned problems, and the purpose of the present invention is to improve the appearance and reduce weight while ensuring the rigidity of the loading platform, and to improve the appearance even when the loading platform is removed. It is an object of the present invention to provide an advantageous loading platform device for two- and three-wheeled vehicles.

(Means for Solving the Problems) In order to achieve the above object, the present invention includes a substantially gate-shaped support member 17 that is erected at the rear of the vehicle body, and a substantially gate-shaped support member 17 that is formed along the inside of the support member 17. A loading platform member 33 is provided, which is made up of a front member 22 and a rear member 201 extending from the upper part of the front member 22 toward the rear of the vehicle body and having a cargo placement surface 203.
Inverted L cross section with 30a and side surfaces 29b and 30b
The inverted L-shaped members 29 and 30 have upper and side surfaces of their front ends fixed to the front member 22, and the front member 22 is coupled to the inside of the support member 17. The present invention is characterized in that a loading platform member 33 is disposed on the vehicle body, and a portion where the front member 22 and the rear member 201 are fixed is covered with a support member 17.

(Function) The rigidity of the loading platform is ensured by the members 29 and 30 having an inverted L-shaped cross section having upper surfaces 29a and 30a and side surfaces 29b and 30b, and the structure of the loading platform is simplified and lightened.

The front member 22 and the rear member 201 are supported by the support member 17.
This covers the fixed parts of the loading platform, prevents the joints of the various members that make up the loading platform from being exposed to the outside, and improves the appearance of the loading platform.

Furthermore, even when the loading platform member 33 is removed, since the supporting member 17 is formed into a gate shape, it is advantageous in terms of appearance, unlike a conventional bracket exclusively used for mounting the loading platform, and the supporting member 17 can also be used as a grip.

(Embodiment) Next, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a side view of a three-wheeled motor vehicle 1. Although the three-wheeled motor vehicle is shown in the embodiment, the present invention can be applied to a two-wheeled motor vehicle or a motorized four-wheeled vehicle.

The tricycle 1 consists of a front body 2 and a rear body 3, and a single front wheel 4 serving as a steering wheel is provided at the lower front part of the front body 2, and this is operated by a handle 5 protruding above a front cover 6. Ru. A seat post cover 7 is installed at the rear of the front vehicle body 2, and a seat 8 with a low seat back portion 8a is mounted on the seat post cover 7.
will be established. The rear body 3 houses a power unit (not shown) in a cover 3a, and the front body 2 has a joint 9 extending rearward from the rear lower part thereof, and a swing shaft 1.
The front vehicle body 2 is connected to the rear frame 11 that supports the power unit through the rear frame 11, and two rear wheels 13 serving as driving wheels are provided at the bottom of the rear vehicle body.
The rear vehicle body 3 can swing vertically (swing motion) relative to the front vehicle body 2.

The frame 14 constituting the front vehicle body 2 is as shown in FIG. 6, and has a curved L-shaped center frame 14.
A head tube 14b is attached to the front end of the head tube 14b, and side frames 14c, 14c are attached rearwardly from the left and right rear of the head tube 14b.
The side frames 14c, 14c extend upward from the front part 14d extending parallel to the rear of the frame 14a.
Further, a seat support portion 14f extends rearward from the upper end of this portion 14e, and an upwardly standing portion 14g is bent and raised at the rear end of the support portion 14f, and the main portion of the side frame 14c extends outward. A plurality of cross members 14h are horizontally suspended between the left and right frames, and are made of a press-formed product made of a steel plate material.

Seat post cover 7 is attached to side frame 14c
A rear cover part 15 is provided so as to cover the seat post part 14e of the seat post part 14e and the rear part of the seat back part 8a of the seat 8 at the rear of the upper part of the cover 7.
A tail light unit 16 is provided on the rear end surface of the cover portion 15 to cover the rear end surface of the cover portion 15. A support member 17 is provided so as to surround both sides and the upper part of the cover part 15 behind the seat back part 8a of the seat 8, and in the embodiment, the upper lever 17a of this support member 17 is gripped to handle the vehicle body.

The support member 17 is as shown in FIG. 2, and is formed by bending a thick narrow plate material into a gate shape.
7a, a groove 17c with a trapezoidal cross section of a predetermined depth is provided on the outer surface of the left and right side bars 17b, 17b, and a decorative member 18 such as rubber with a trapezoidal cross section is inserted into this from one end of the groove 17c to cover the entire groove. , this cross section is shown in FIG. At the bottom of the side bars 17b, 17b of the member 17 and above these, there are mounting holes 19, 2 that penetrate through the groove bottom.
0 is provided, and mounting holes 21 are similarly provided at the upper portions of the side bars 17b, 17b. The loading platform device includes the support member 1
7 and a loading platform member 33, the components of the loading platform device are shown as an exploded perspective view in FIG.

The loading platform member 33 includes a front member 22 formed in a substantially gate shape along the inside of the support member 17, and a rear member 2 extending from the top of the front member 22 toward the rear of the vehicle body.
It consists of 01.

The front member 22 is made of a press-molded flat plate or the like, and at the boundary between the top piece 22a and the left and right side pieces 22b, 22b, there is a symmetrical inverted L-shaped stepped portion 22c extending inward by the thickness of the plate. 22c are provided at the left and right corners. Mounting holes 23 and 24 corresponding to the previously described mounting holes 19 and 20 are provided at the bottom and above the side pieces 22b and 22b, and mounting holes 23 and 24 corresponding to the previously described mounting holes 21 are provided at the step at the top of the side pieces. A mounting hole 25 is formed, and a nut 26 is fixed to the back surface of the mounting hole 25. In the embodiment, two stays 27, 27 are extended rearward from the center of the upper piece 22a, spaced apart from each other on the left and right sides.
The front ends of the stays 27, 27 are welded to the lower surface of the upper piece 22a, and on the rear ends of the stays 27, 27, an inverted L-shaped end piece 28, which is plate-shaped and whose rear end hangs down, is welded.

The side members 29 and 30 have a symmetrical shape on the left and right sides, and have an inverted L-shape with a curved front cross section, and have narrow upper surfaces 29a and 30a and hanging side surfaces 29b and 3.
0b, and one-step stepped portions 29c and 30c are provided at the longitudinally intermediate portions of the upper surfaces 29a and 30a and the heightwise intermediate portions of the side surfaces 29b and 30b, extending over the upper and side surfaces. Side surface 2 of members 29 and 30
The front parts of 9b and 30b are extended downwardly, and the extending piece 29
A mounting hole 31 is provided at the lower part of d and 30d, and the front parts 29e and 30e including the top surface, side surfaces and extension pieces are shaped to overlap on the step part 22c described above, and are made of a press-formed steel plate. A hook 32 is provided to hang down and protrude from the middle part in the front-rear direction.

In the above, the front portion 2 of the side members 29, 30
9e and 30e are the left and right stepped portions 22c of the front member 22,
22c, the holes 31 and 25 are aligned, and the stepped portion and front portion are spot welded. And each inner end 29f, 30 of the rear end portion of the upper surface of the side members 29, 30
f is butted against both ends of the end piece 28 to be joined and integrated. Therefore, in the embodiment, the stays 27, 27,
The end piece 28 and the side members 29, 30 constitute a rear member 201, and the loading platform mounting surface 203 is constituted by the stays 27, 27, the end piece 28, the upper surfaces 29a, 30a of the side members 29, 30, and the like. In this way, the loading platform member 33 as shown in FIG. 2 is obtained, and the front parts 29e, 30e of the side members 29, 30 are
is flush with the outer surface of the front member 22 at the step portions 22c, 22c, and the frontmost part of the loading platform member 33 is overlapped on the inside of the support member 172, and the mounting holes 19, 20,
21, 23, 24 and 31, 25, and the mounting holes 19, 20 at the lower part of the side rod of the support member 17, and the front member 2.
Pass the countersunk screws 34 through the lower mounting holes 23 and 24 of the side pieces 22b of No. 2, and screw them into the nut portions 35a of the spacing bolts 35 protruding outward from the side wall 15a of the cover portion 15. The bolts 35 are connected and supported to the rear end upright portion 14g of the frame on the inside through holes 15b provided in the side wall 15a of the cover portion, and therefore, each is attached and supported on the vehicle body side. Become. The outer shape of the upper part of the cover part 15 is smaller than the gate-shaped support member 17 and the front member 22 of the loading platform member 33, and the inner surface thereof and the cover part side wall 1
5a and the upper wall 15c, so spacing bolts were used as described above. The countersunk screws 36 are passed through the upper mounting holes 21, 31, 25, and are fastened with a common thread through the nuts 26, thus attaching the rear member 201, the front member 22 and the support member 17.
are integrated, and the loading platform member 33 extends rearward from above the cover portion 15 behind the seat 8, so that the loading platform is configured as a cantilever with the front portion supported. After such screw fixing is performed, the decorative member 18 is inserted into the groove 17c. Therefore, if the support member 17 is also used as a grip as in the embodiment, the number of parts can be greatly reduced because the support member 17 also serves as the grip, and the number of parts can also be reduced because the screws are also commonly attached. can be achieved.

(Effect of the invention) As is clear from the above explanation, according to the loading platform device according to the present invention, although the loading platform is cantilevered, the side member having an inverted L-shaped cross section having a top surface and a side surface is used. Therefore, sufficient rigidity of the loading platform can be ensured, and the structure of the loading platform can be simplified and weight reduction can be achieved. In addition, since the gate-shaped support member covers the joints between the loading platform member and the supporting member, and the joining locations between the front and rear members, it is possible to prevent the joints of the various components that make up the loading platform from being exposed to the outside. The appearance can be improved.

In addition, since the support member and the loading platform member are removably connected and the supporting member is formed into a grip, by removing the loading platform member from the supporting member, the supporting member can be used as a grip for handling the vehicle. The functionality is improved compared to a bracket dedicated to the loading platform.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, in which Fig. 1 is a side view of a tricycle, Fig. 2 is an exploded perspective view of the loading platform, Fig. 3 is an exploded perspective view of the loading platform, and Fig. 4 is an assembled view. FIG. 5 is an end sectional view of the grip, and FIG. 6 is a perspective view showing an example of the frame. In the drawing, 14f is the vehicle body side, 17 is the support member, and 2
2 is a front member, 201 is a rear member, and 33 is a loading platform member.

Claims (1)

[Claims for Utility Model Registration] (1) A substantially gate-shaped support member is erected at the rear of the vehicle body, and a front member formed in a substantially gate-shape along the inside of the support member; A loading platform member consisting of a rear member extending toward the rear of the vehicle body and having a cargo placement surface is provided, and the left and right sides of the rear member are configured with members having an inverted L-shaped cross section and an upper surface and side surfaces, and the inverted L-shape The upper surface and the side surface of the front end of the shaped member are fixed to the front member, and the front member is coupled to the inside of the support member to provide a loading platform member on the vehicle body, and the front member and the rear member are fixed to each other. A loading platform device for a two-wheeled vehicle, etc., characterized in that a portion thereof is covered with a supporting member. (2) The support member and the loading platform member are detachably connected, and the supporting member is configured to be able to be used as a grip for handling a vehicle with the loading platform member removed. 2. Loading platform equipment for tricycles, etc. as described in Section 2.