CN2889861Y

CN2889861Y - Wild motorcycle

Info

Publication number: CN2889861Y
Application number: CN 200620012067
Authority: CN
Inventors: 森田修榮
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-06
Filing date: 2006-04-06
Publication date: 2007-04-18
Anticipated expiration: 2016-04-06

Abstract

A wild motorcycle comprises a vehicle frame, a front wheel, a rear wheel, a front fork connecting the vehicle frame and the front wheel, a rear fork connecting the vehicle frame and the rear wheel, a steering device positioned at the front end of the vehicle frame, a saddle and an oil tank arranged at the superior part of the vehicle frame and an engine positioned below the oil tank, wherein, the engine drives the rear wheel through a drive device; the axial direction breadth of the rear wheel ranges from 20 cm to 26 cm. Through smart but simple changes of internal structure, the utility model realizes refit of rear wheel breadth from the former less than 14 cm to the present 20 cm to 26 cm, thereby, possessing handsome and magnificent overall appearance; in addition, due to larger contact area with the ground, the stability of the motorcycle is greatly increased, ensuring safety and reliability for rider during riding.

Description

A kind of cross-country motorcycle

Technical field:

The utility model relates to a kind of cyclecar, particularly a kind of cross-country motorcycle.

Background technology:

Since motor bike comes out, bring great convenience for people's traffic life, simultaneously,, the requirement of motor bike is also come height more along with the enhancing of people's consumption idea, for example, requiring also to require on the good basis of performance handsome in appearance, novel fashion or the like.Motor bike front and rear wheel of the prior art generally is designed to wide or difference slightly, its axial width all is no more than 14cm, style is single, can not be enough to cause liking of customer, and, because the wheel width is big inadequately, to a certain degree influenced the stability of whole car, particularly rainy day the road sliding or when running at high speed, be easy to occur roll-over accident, use safety inadequately.

The utility model content:

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of good looking appearance, good stability, safe and reliable cross-country motorcycle are provided.

A kind of cross-country motorcycle that provides according to the utility model, comprise vehicle frame, front-wheel, trailing wheel, the described vehicle frame of connection and front-wheel front fork, be connected described vehicle frame and trailing wheel back vent, be located at the deflector of described vehicle frame front end, the driving engine that is installed in the saddle and the fuel tank on described vehicle frame top and is located at described fuel tank below, described driving engine drives described trailing wheel through transmission device, and the axial width of described trailing wheel is 20cm～26cm.

A kind of cross-country motorcycle that provides according to the utility model also has following attached technical characterictic:

The axial width of described trailing wheel is 24.13cm.

Described trailing wheel comprises tire and wheel hub, and the middle part of described wheel hub is equipped with a hollow shaft, and the both ends of described hollow shaft are all outer stretches in described wheel hub, and the one end is equipped with a sprocket wheel, and the other end is equipped with a disc brake dish.

Described wheel hub is the hollow swivel that two ends all have horn opening, and its middle part is formed with an annular fixed disk;

First reaction plate, second reaction plate and the 3rd reaction plate are welded or formed in the middle part of described hollow shaft and both ends respectively, described first reaction plate and described annular fixed disk are by bolted connection together, described second reaction plate and the 3rd fixing then is respectively applied for fixing described sprocket wheel and disc brake dish, and has one diameter in this two reaction plate at least less than the annular aperture of described annular fixed disk.

Described back vent comprises that two are set in parallel in the long slab of described trailing wheel both sides, two risers that connect a transverse slat of this two long slab and connect this transverse slat and described vehicle frame, and the outer end of described two long slabs is fixed together by the stock and the described trailing wheel that can pass freely through described hollow shaft.

Also be provided with shock absorption device between described vehicle frame and the back vent, the big 1～5cm of the described trailing wheel axial width of the gap ratio of described two long slabs.

The big 3cm of the described trailing wheel axial width of the gap ratio of described two long slabs.

Described transmission device comprises with described engine-drive bonded assembly change speed gear box and is installed in sprocket wheel on the output shaft of the described change speed gear box outside that this sprocket wheel links together by the sprocket wheel on chain and the described trailing wheel hollow shaft.

A kind of cross-country motorcycle that provides according to the utility model has following advantage compared to existing technology:

Cross-country motorcycle described in the utility model, by the ingenious and simple change of inner structure, promptly having reached will be in the past less than the wide trailing wheel of 14cm, repacked present 20cm～26cm into, not only moulded attractive in appearance, style, generous, and owing to increase with ground-surface area of contact, so the stability of whole car improve greatly, also just safe and reliable when the user uses.

Description of drawings:

The schematic front view of a kind of cross-country motorcycle of providing according to the utility model is provided Fig. 1, and the dotted line among the figure is represented drive connection;

The part-structure scheme drawing that Fig. 2 connects to ground for trailing wheel described in the utility model, the long and short dash line among the figure is represented annexation;

Fig. 3 be among Fig. 2 along the schematic sectional view of A-A direction, not shown tire, simultaneously, long and short dash line is represented annexation.

The specific embodiment:

Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of embodiment that provides as the utility model, described cross-country motorcycle comprises vehicle frame 1, front-wheel 2, trailing wheel 3, the front fork 4 that connects vehicle frame 1 and front-wheel 2, the back vent 5 that connects vehicle frame 1 and trailing wheel 3, be located at the deflector 6 of vehicle frame 1 front end, be installed in the saddle 7 and the fuel tank 8 on vehicle frame 1 top, and the driving engine 9 of being located at fuel tank 8 belows, driving engine 9 drives trailing wheel 3 through transmission device 91, the axial width of trailing wheel 3 is 20cm～26cm, optimum value is 24.13cm, this width not only makes the cross-country motorcycle good looking appearance that the utility model provides, and stability increases substantially, and uses safe and reliable.

As mentioned above, in order to realize reequiping the purpose of big trailing wheel, present embodiment has been done corresponding improvement at trailing wheel 3, back vent 5 and transmission device 91 etc., and the concrete structure after the improvement is:

Trailing wheel 3 comprises tire and wheel hub 32, wherein, wheel hub 32 is the hollow swivel that two ends all have horn opening, its middle part is formed with an annular fixed disk 321, one hollow shaft 33 is installed on this annular fixed disk 321, described wheel hub 32 is all stretched at the both ends of hollow shaft 33 outward, and first reaction plate 331 is welded or is formed with at middle part and both ends respectively, second reaction plate 332 and the 3rd reaction plate 333, first reaction plate 331 passes through bolted connection together with annular fixed disk 321, second reaction plate 332 and 333 of the 3rd reaction plates are respectively applied for fixed chain wheels 34 and disc brake dish 35, and the diameter of this two reaction plate is all less than the annular aperture of annular fixed disk 321.During installation, hollow shaft 33 is stretched into wheel hub 32, treat that first reaction plate 331 and annular fixed disk are fitted after, tie down the purpose that can reach fixing with bolt.

Back vent 5 comprises that two are set in parallel in the long slab 51 of described trailing wheel 3 both sides, two risers 54 that connect a transverse slat 53 of this two long slab and connect this transverse slat and vehicle frame, big 1～the 5cm of gap ratio trailing wheel 3 axial widths of two long slabs 51, optimum value is 3cm, its outer end is fixed together with described trailing wheel 3 by a stock 52 that can pass freely through described hollow shaft 33, in addition, also be provided with shock absorption device 11 between vehicle frame 1 and the back vent 5.During installation, because the outer end of two long slabs 51 is equipped with fixed orifice, so after stock 52 passed this two fixed orifice and hollow shaft 33, get final product with nut locking.

Transmission device 91 comprises the change speed gear box 92 that is in transmission connection with driving engine 9 and is installed in sprocket wheel 93 on described change speed gear box 92 outside output shafts, and this sprocket wheel links together by chain 94 and sprocket wheel 34 on the described trailing wheel hollow shaft.Sprocket wheel 93 in the past generally all is arranged on the output shaft of change speed gear box 92 inboards, because the axial width of trailing wheel has increased now, make on the trailing wheel sprocket wheel also with outside move, in order to guarantee two sprocket wheels on same horizon, present embodiment is so is arranged on it on output shaft in change speed gear box 92 outsides.

The foregoing description is only for the usefulness that the utility model is described; and be not to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by each claim.

Claims

1. cross-country motorcycle, the driving engine (9) that comprises vehicle frame (1), front-wheel (2), trailing wheel (3), connects the front fork (4) of described vehicle frame (1) and front-wheel (2), the back vent (5) that is connected described vehicle frame (1) and trailing wheel (3), the deflector (6) of being located at described vehicle frame (1) front end, saddle (7) that is installed in described vehicle frame (1) top and fuel tank (8) and be located at described fuel tank (8) below, described driving engine (9) drives described trailing wheel (3) through transmission device (91), it is characterized in that: the axial width of described trailing wheel (3) is 20cm～26cm.

2. a kind of cross-country motorcycle as claimed in claim 1 is characterized in that: the axial width of described trailing wheel (3) is 24.13cm.

3. a kind of cross-country motorcycle as claimed in claim 1, it is characterized in that: described trailing wheel (3) comprises tire and wheel hub (32), the middle part of described wheel hub (32) is equipped with a hollow shaft (33), the all outer described wheel hub (32) of stretching in the both ends of described hollow shaft (33), the one end is equipped with a sprocket wheel (34), and the other end is equipped with a disc brake dish (35).

4. a kind of cross-country motorcycle as claimed in claim 3 is characterized in that: described wheel hub (32) is the hollow swivel that two ends all have horn opening, and its middle part is formed with an annular fixed disk (321).

5. a kind of cross-country motorcycle as claimed in claim 4, it is characterized in that: first reaction plate (331) is welded or is formed with at the middle part of described hollow shaft (33) and both ends respectively, second reaction plate (332) and the 3rd reaction plate (333), described first reaction plate (331) passes through bolted connection together with described annular fixed disk (321), described second reaction plate (332) and the 3rd reaction plate (333) then are respectively applied for fixing described sprocket wheel (34) and disc brake dish (35), and have one diameter in this two reaction plate at least less than the annular aperture of described annular fixed disk (321).

6. as claim 3 or 4 or 5 described a kind of cross-country motorcycles, it is characterized in that: described back vent (5) comprises that two are set in parallel in the long slab (51) of described trailing wheel (3) both sides, two risers (54) that connect a transverse slat (53) of this two long slab and connect this transverse slat and described vehicle frame, and the outer end of described two long slabs (51) is fixed together with described trailing wheel (3) by a stock (52) that can pass freely through described hollow shaft (33).

7. a kind of cross-country motorcycle as claimed in claim 6 is characterized in that: be provided with shock absorption device (11) between described vehicle frame (1) and the described back vent (5); Big 1～the 5cm of the described trailing wheel of gap ratio (3) axial width of described two long slabs (51).

8. a kind of cross-country motorcycle as claimed in claim 7 is characterized in that: the big 3cm of the described trailing wheel of gap ratio (3) axial width of described two long slabs (51).

9. as claim 3 or 4 or 5 described a kind of cross-country motorcycles, it is characterized in that: described transmission device (91) comprises the change speed gear box (92) that is in transmission connection with described driving engine (9) and is installed in sprocket wheel (93) on the output shaft of described change speed gear box (92) outside that this sprocket wheel links together by the sprocket wheel (34) on chain (94) and the described trailing wheel hollow shaft.