CN2347873Y

CN2347873Y - New bicycle

Info

Publication number: CN2347873Y
Application number: CN 98235016
Authority: CN
Inventors: 王国套
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-09-04
Filing date: 1998-09-04
Publication date: 1999-11-10
Anticipated expiration: 2008-09-04

Abstract

The utility model relates to a bicycle, both a front and a rear wheels of which adopt wheels without spokes. The bicycle is composed of fixed wheel rims, movable wheel rims and rubber wheels, wherein, spring brackets and fixed damping devices are fixed on the fixed wheel rims of the front and the rear; a driving mechanism of each fixed damping device is composed of gear sets; pedal cranks are arranged on driving gear shafts, and the gear shafts are all positioned on a gear box which is fixed on the fixed wheel rim of the rear wheel. The bicycle has the advantages of unique shape, simple structure, good damping effect, etc.; in addition, the bicycle can effectively prevent the tires from bursting, the chain from breaking, the pokes form breaking, etc.

Description

A kind of later-model bicycle

The utility model relates to a kind of bicycle, refers to that especially a kind of front and back wheel is no wire wheel and does not have chain and the new bicycle of sprocket wheel.

At present; the kind of bicycle is very many on the market; to satisfy the needs of people to different purposes and different road conditions; but existing bicycle structurally all adopts the front and back wheel of band spoke; and come transferring power to reach the purpose of walking by chain and sprocket wheel; though this bicycle has the application target of riding performance preferably and can satisfy people preferably; but because due to its structure; also exist the deficiency that some are difficult to overcome; occur blowing out through regular meeting as existing bicycle; faults such as chain rupture and spoke fracture; existing bicycle is since invention simultaneously; except that changing to some extent in material and the moulding; its structure is identical substantially, thereby people thirst for having a kind of bicycle of novel concept to emerge.

The purpose of this utility model just is to provide a kind of later-model bicycle, with the drive configuration that all adopts no wire wheel by its front and back wheel and adopt the direct geared transferring power of no chain and sprocket wheel, when keeping the functions of use and advantage of existing bicycle preferably, a kind of bicycle of novel concept is provided for people, and have the moulding uniqueness, simple in structure, can effectively prevent to blow out, faults such as chain rupture and spoke fracture occur and have preferably advantage such as damping effect, have overcome the deficiency of existing bicycle preferably.

The purpose of this utility model realizes in the following manner: a kind of new bicycle, consist predominantly of handlebar, rim brake, vehicle frame, front and back wheel, vehicle seat and driver train, it is characterized in that front and back wheel all adopts no spoke wheel, above-mentioned no spoke wheel is by fixing wheel rim, movable wheel rim and rubber wheel are formed, wherein movable wheel rim is fixedly between wheel rim and the rubber wheel, and at movable wheel rim with fixedly be provided with ball between the wheel rim, the two can do relative motion by this ball, on the fixedly wheel rim of front and back wheel, all be fixed with spring frame, connecting vehicle frame and device has the spring vibration damper of handlebar or vehicle seat to be fixed on the spring frame, above-mentioned driver train is by driving gear, transition gear group and driving gear set are formed, the pedal crank device is on driving gear shaft, transmission gear passes the fixedly gear ring engagement of wheel rim and movable wheel rim of trailing wheel, and the said gear axle all is positioned at and is fixed in trailing wheel fixedly on the gearcase on the wheel rim.

Adopt a kind of later-model bicycle of the present utility model, because its front and back wheel all adopts no wire wheel, and adopted the drive configuration of the direct geared transferring power of no chain and sprocket wheel, thereby when keeping the functions of use and advantage of existing bicycle preferably, a kind of bicycle of novel concept is provided for people, and has a moulding uniqueness, simple in structure, can effectively prevent to blow out, faults such as chain rupture and spoke fracture occur and have preferably an advantage such as damping effect, having overcome the deficiency of existing bicycle preferably, is a kind of comparatively desirable new ideas bicycle.

Description of drawings:

Fig. 1 is a kind of example structure scheme drawing of the present utility model;

Fig. 2 is the foregoing description shock absorption device structural representation;

Fig. 3 is the foregoing description driving mechanism structure scheme drawing:

Fig. 4 is a front-wheel section structure scheme drawing;

Fig. 5 is a trailing wheel section structure scheme drawing.

Wherein: 1-handlebar, 2-rim brake, 3-shock absorption device, 4-spring frame, 5-front-wheel, 6-is wheel rim fixedly, the movable wheel rim of 7-, 8-rubber wheel, 9-vehicle frame, the 10-vehicle seat, 11-trailing wheel, 12-gearcase, 13-pedal crank, 14-handlebar radius stay, 15-pipe link, locating plate on the 16-spring, 17-pilot bar, the 18-guide groove, 19-spring, 20-driving gear, 21-transition gear group, the 22-driving gear set, 23-ball, 24-driver train, 25-gear ring.

Below in conjunction with drawings and Examples description is done into-gone on foot to the utility model.

As shown in Figure 1, bicycle of the present utility model, consist predominantly of handlebar 1, rim brake 2, vehicle frame 9, front and back wheel, vehicle seat 10 and driver train 24, it is characterized in that front and back wheel all adopts no spoke wheel, above-mentioned no spoke wheel is by fixing wheel rim 6, movable wheel rim 7 and rubber wheel 8 are formed, wherein movable wheel rim 7 is fixedly between wheel rim 6 and the rubber wheel 8, and at movable wheel rim 7 with fixedly be provided with ball 23 between the wheel rim 6, the two can do relative motion by this ball, on the fixedly wheel rim 6 of front and back wheel, all be fixed with spring frame 4, connecting vehicle frame 9 and device has the spring vibration damper 3 of handlebar 1 or vehicle seat 10 to be fixed on the spring frame 4, above-mentioned driver train 24 is by driving gear 20, transition gear group 21 and driving gear set 22 are formed, pedal crank 13 devices are on 20 of driving gears, transmission gear passes the fixedly engagement of the tooth on wheel rim 6 wheel rims 7 movable with it of trailing wheel 11, and the axle of said gear all is positioned at and is fixed in trailing wheel 11 fixedly on the gearcase 12 on the wheel rim 6.

As shown in Figure 2, above-mentioned shock absorption device 3 is made up of locating plate 16, pilot bar 17, guide groove 18 and spring 19 on spring frame 4, handlebar radius stay 14, pipe link 15, the spring, its medi-spring 9 is fixed on the spring between the locating plate 16 and spring frame 4 by screw, guide groove 18 with spring frame is-body, and be positioned at the both sides of spring frame, be embedded in the guide groove with the pilot bar 17 of handlebar radius stay 14 relative positionings, two handlebar radius stays are by pipe link 15 relative positionings, vehicle frame 9 is positioned on the spring between the locating plate and spring frame, and can do relatively to horizontally rotate.At the trailing wheel place, above-mentioned handlebar radius stay is the vehicle seat radius stay, vehicle frame and shock absorption device relative positioning, and all the other structures are identical.

As shown in Figure 3, its driver train 24 is made up of gearcase 12, driving gear 20, transition gear group 21, driving gear set 22 and pedal crank 13, wherein transition gear group 21 and driving gear set 22 are big small bore coaxial cable group, pedal crank 13 devices are on 20 of driving gears, transmission gear passes the fixedly engagement of the gear ring on wheel rim 6 wheel rims 7 movable with it of trailing wheel, and the axle of said gear all is positioned at and is fixed in trailing wheel fixedly on the gearcase 12 on the wheel rim 6.

Above-mentioned no spoke wheel is made up of fixedly wheel rim 6, movable wheel rim 7 and rubber wheel 8, and wherein movable wheel rim 7 is fixedly between wheel rim 6 and the rubber wheel 8, and at movable wheel rim 7 with fixedly be provided with ball 23 between the wheel rim 6.In trailing wheel, above-mentioned ball 23 is two groups, between two groups of balls, be provided with a circle gear ring 25 that can match, fixedly have through hole on the wheel rim 6 at it with transmission gear 22 in the driver train 24, transmission gear pass trailing wheel fixedly the gear ring 25 on wheel rim 6 wheel rims 7 movable with it mesh.

Claims

1, a kind of later-model bicycle, consist predominantly of handlebar (1), rim brake (2), vehicle frame (9), front and back wheel, vehicle seat (10) and driver train (24), before it is characterized in that, trailing wheel all adopts no spoke wheel, above-mentioned no spoke wheel is by fixing wheel rim (6), movable wheel rim (7) and rubber wheel (8) are formed, wherein, movable wheel rim (7) is positioned at fixedly between the wheel rim (6) and rubber wheel (8), and at movable wheel rim with fixedly be provided with ball (23) between the wheel rim, on the fixedly wheel rim (6) of front and back wheel, all be fixed with spring frame (4), connecting vehicle frame (9) and device has the spring vibration damper (3) of handlebar (1) or vehicle seat (10) to be fixed on the spring frame (4), above-mentioned driver train (24) is by driving gear (20), transition gear group (21) and driving gear set (22) are formed, pedal crank (13) is contained on driving gear (20) axle, transmission gear passes the fixedly engagement of the tooth on the wheel rim wheel rim movable with it of trailing wheel (11), and the axle of said gear all is positioned at and is fixed in trailing wheel (11) fixedly on the gearcase (12) on the wheel rim.

2, a kind of later-model bicycle according to claim 1, it is characterized in that above-mentioned spring vibration damper (3) is by spring frame (4), handlebar radius stay (14), pipe link (15), locating plate on the spring (16), pilot bar (17), guide groove (18) and spring (19) are formed, its medi-spring (19) is fixed on the spring between the locating plate and spring frame by screw, guide groove (18) is an one with spring frame, and be positioned at the both sides of spring frame, be embedded in the guide groove with the pilot bar (17) of handlebar radius stay relative positioning, two handlebar radius stays are by pipe link (15) relative positioning, vehicle frame (9) is positioned on the spring between the locating plate and spring frame, and can do relatively to horizontally rotate.

3, a kind of later-model bicycle according to claim 1, it is characterized in that above-mentioned driver train (24) is by gearcase (12), driving gear (20), transition gear group (21), driving gear set (22) and pedal crank (13) are formed, wherein transition gear group (21) and driving gear set (22) are big small bore coaxial cable group, pedal crank (13) device is on driving gear (20) axle, transmission gear passes the fixedly engagement of the gear ring on the wheel rim wheel rim movable with it of trailing wheel, and the axle of said gear all is positioned at and is fixed in trailing wheel fixedly on the gearcase (12) on the wheel rim (6).

4, a kind of later-model bicycle according to claim 1, it is characterized in that above-mentioned no spoke wheel is by fixedly wheel rim (6), movable wheel rim (7) and rubber wheel (8) are formed, wherein movable wheel rim (7) is positioned at fixedly between the wheel rim (6) and rubber wheel (8), and at movable wheel rim with fixedly be provided with ball (23) between the wheel rim.

5, a kind of later-model bicycle according to claim 1, it is characterized in that in trailing wheel, above-mentioned ball (23) is two groups, between two groups of balls, be provided with the gear ring (25) that a circle can match with transmission gear (22) in the driver train (24), fixedly have through hole on the wheel rim (6) at it, transmission gear passes the fixedly engagement of the gear ring (25) on the wheel rim wheel rim movable with it of trailing wheel.