CN2418912Y

CN2418912Y - Roller board

Info

Publication number: CN2418912Y
Application number: CN00228027U
Authority: CN
Inventors: 戴家庆
Original assignee: Yingliang Plastic & Rubber Hardware Products Co Ltd Zhongshan City
Current assignee: Yingliang Plastic & Rubber Hardware Products Co Ltd Zhongshan City
Priority date: 2000-04-29
Filing date: 2000-04-29
Publication date: 2001-02-14
Anticipated expiration: 2010-04-29

Abstract

The utility model relates to a scooter which comprises a handle (1), an inner sleeve pipe (2), an outer sleeve pipe (3), an inclined supporting pipe (4), a bottom board (5) of the scooter, a rear wheel (6), a front fork (7) and a front wheel (8), wherein, the inclined supporting pipe (4) and the bottom board (5) of the scooter are connected by a double-hook positioning safety mechanism. A damping mechanism is arranged between the front wheel (8) and the front fork (7), and a rear wheel braking device is arranged on the rear wheel (6). The utility model has the advantages of easy folding operation, high safety, favorable vibration-proof performance and good braking effect.

Description

A kind of scooter

The utility model relates to a kind of scooter.

At present, because the continuous increase of automobile, phenomenon congested in traffic and that automobile position difficulty is looked for has appearred, a kind of slim and graceful small and exquisite car one scooter of riding instead of walk is just popular, but because the volume of scooter is bigger, is not easy collection, so people have found out a kind of scooter that can fold, the time spent can not be in the same place car bottom plate and front-wheel support are partially folded, dwindles its volume greatly, and collection is convenient.But because the problem of folding mechanism design, it is dangerous that scooter is occurred in use easily, and folding inconvenient operation; The front-wheel of scooter does not adopt special damper mechanism in addition, and is uncomfortable during use; Scooter design generally adopt rear wheel brake, but present brake gear all is to adopt the some brake, braking effect is bad, and occurs dangerous easily.

The purpose of this utility model provides a kind of scooter, and it has adopted advanced fold mechanism, and folding processing ease is safe and reliable, and the vibrationproof performance is good, and braking effect is better.

The utility model is achieved by the following technical solution: it comprises handgrip, inner sleeve, outer tube, the bearing diagonal pipe, car bottom plate, trailing wheel, front fork and front-wheel, the bearing diagonal pipe is connected by two hook positioning safety mechanisms with car bottom plate, two hook positioning safety mechanisms comprise semicircle U type seat, bolt, right hook, safety plate, spring, the hook axle, left side hook, the eccentric shaft handle, sleeve, grab pin and folding sleeve pipe, wherein semicircle U type seat is installed on the car bottom plate by bolt, the bearing diagonal pipe is located on the semicircle U type seat on the centre bore by folding casing rack, jacket casing is the through hole the inside on the bearing diagonal pipe, be with the hook axle in the sleeve the inside, hook axle two ends are installed in the gathering sill the inside of semicircle U type seat, right hook, left side hook, the eccentric shaft handle is installed in the two ends of hook axle respectively, the grab pin is installed in the pin-and-hole the inside of semicircle U type seat, the right side of semicircle U type seat is provided with the grab screw, the safety plate end is installed in an end of right hook, spring one end is connected with the hook axle, and the other end is connected with the middle part of safety plate.

Above-mentioned described scooter is provided with damper mechanism between front-wheel and front fork, damper mechanism comprises front fork screw rod, compression spring housing and shock-absorbing spring, the front fork both sides that front axle is erected at are provided with the U-lag the inside, on the outside of front fork, front axle, be with the compression spring housing, the boss that the front fork screw rod passes the front fork both sides is connected with the compression spring housing, between outside, boss and the compression spring housing of front fork screw rod shock-absorbing spring is installed.

Above-mentioned described trailing wheel is provided with the rear wheel brake device, the rear wheel brake device comprises wheel cover, torsion spring, brake block and bearing pin, wheel cover and torsion spring set are on the bearing pin of the afterbody of car bottom plate, torsion spring one end is fixed, the other end is connected with wheel cover, the bottom that brake block is installed wheel cover by pin, the radius of curvature of brake block equates with the outer surface curvature radius of trailing wheel.

The utility model compared with prior art has following advantage: 1) front-wheel has adopted vibration proof mechanism, is that the cyclist is comparatively comfortable; 2) adopted advanced two hook positioning safety mechanism as fold mechanism, easy and convenient to handle, safety coefficient is higher; 3) brake of trailing wheel employing face replaces the some brake, and braking effect is good, and is safe and reliable.

Below in conjunction with accompanying drawing the utility model is elaborated:

Schematic diagram when Fig. 1 is the utility model stretching, extension;

Fig. 2 is the schematic diagram of the utility model when folding;

Fig. 3 is the two hook of a utility model positioning safety mechanism explosive view;

Fig. 4 is the explosive view of the utility model front-wheel damper mechanism;

Fig. 5 is the explosive view of the utility model rear wheel brake device.

As Fig. 1, Fig. 2, shown in Figure 3, the utility model comprises handgrip (1), inner sleeve (2), outer tube (3), bearing diagonal pipe (4), car bottom plate (5), trailing wheel (6), front fork (7) and front-wheel (8), it is characterized in that bearing diagonal pipe (4) is connected by two hook positioning safety mechanisms with car bottom plate (5), two hook positioning safety mechanisms comprise semicircle U type seat (9), bolt (10), right hook (11), safety plate (12), spring (13), hook axle (14), left side hook (15), eccentric shaft handle (16), sleeve (17), grab pin (18) and folding sleeve pipe (19), wherein semicircle U type seat (9) is installed on the car bottom plate (5) by bolt (10), bearing diagonal pipe (4) is erected at semicircle U type seat (9) by folding sleeve pipe (19) and goes up on the centre bore (20), sleeve (17) is enclosed within bearing diagonal pipe (4) and goes up through hole (24) the inside, be with hook axle (14) in sleeve (17) the inside, hook axle (14) two ends are installed in gathering sill (23) the inside of semicircle U type seat (9), right hook (11), left side hook (15), eccentric shaft handle (16) is installed in the two ends of hook axle (14) respectively, grab pin (18) is installed in pin-and-hole (21) the inside of semicircle U type seat (9), the right side of semicircle U type seat (9) is provided with grab screw (22), safety plate (12) end is installed in an end of right hook (11), spring (13) one ends are connected with hook axle (14), and the other end is connected with the middle part of safety plate (12).

As shown in Figure 1 and Figure 2, in the time will folding scooter, eccentric rotation axis handle (16), make hook axle (14) drive right hook (11) and left side hook (15), to overcome the pulling force of the spring (13) on the safety plate (12) simultaneously, make the end of right hook (11) and left side hook (15) break away from grab pin (18), at this time can promote bearing diagonal pipe (4) and rotate around folding sleeve pipe (19).When turning to a certain position, the other end of right hook (11) is stuck on the grab screw (22), and under the pulling force of spring (13), right hook (11) is locked, can not break away from easily, reaches the purpose of security insurance; In the time will opening folding scooter, its course of action is the same with top process.

As shown in Figure 4, between front-wheel (8) and front fork (7), be provided with damper mechanism, damper mechanism comprises front fork screw rod (26), compression spring housing (27) and shock-absorbing spring (25), front fork (7) both sides that front axle (30) is erected at are provided with U-lag (28) the inside, on the outside of front fork (7), front axle (30), be with compression spring housing (27), the boss (29) that front fork screw rod (26) passes front fork (7) both sides is connected with compression spring housing (27), between outside, boss (31) and the compression spring housing (27) of front fork screw rod (26) shock-absorbing spring (25) is installed.

As shown in Figure 5, trailing wheel (6) is provided with the rear wheel brake device, the rear wheel brake device comprises wheel cover (32), torsion spring (33), brake block (34) and bearing pin (31), wheel cover (32) and torsion spring (33) are enclosed within on the bearing pin (31) of afterbody of car bottom plate (5), torsion spring (33) one ends are fixed, the other end is connected with wheel cover (32), the bottom that brake block (34) is installed wheel cover (32) by pin (35), the radius of curvature of brake block (24) equates with the outer surface curvature radius of trailing wheel (8).

Claims

1, a kind of scooter, comprise handgrip (1), inner sleeve (2), outer tube (3), bearing diagonal pipe (4), car bottom plate (5), trailing wheel (6), front fork (7) and front-wheel (8), it is characterized in that bearing diagonal pipe (4) is connected by two hook positioning safety mechanisms with car bottom plate (5), two hook positioning safety mechanisms comprise semicircle U type seat (9), bolt (10), right hook (11), safety plate (12), spring (13), hook axle (14), left side hook (15), eccentric shaft handle (16), sleeve (17), grab pin (18) and folding sleeve pipe (19), wherein semicircle U type seat (9) is installed on the car bottom plate (5) by bolt (10), bearing diagonal pipe (4) is erected at semicircle U type seat (9) by folding sleeve pipe (19) and goes up on the centre bore (20), sleeve (17) is enclosed within bearing diagonal pipe (4) and goes up through hole (24) the inside, be with hook axle (14) in sleeve (17) the inside, hook axle (14) two ends are installed in gathering sill (23) the inside of semicircle U type seat (9), right hook (11), left side hook (15), eccentric shaft handle (16) is installed in the two ends of hook axle (14) respectively, grab pin (18) is installed in pin-and-hole (21) the inside of semicircle U type seat (9), the right side of semicircle U type seat (9) is provided with grab screw (22), safety plate (12) end is installed in an end of right hook (11), spring (13) one ends are connected with hook axle (14), and the other end is connected with the middle part of safety plate (12).

2, scooter according to claim 1, it is characterized in that between front-wheel (8) and front fork (7), being provided with damper mechanism, damper mechanism comprises front fork screw rod (26), compression spring housing (27) and shock-absorbing spring (25), front fork (7) both sides that front axle (30) is erected at are provided with U-lag (28) the inside, the outside in front fork (7), be with compression spring housing (27) on the front axle (30), the boss (29) that front fork screw rod (26) passes front fork (7) both sides is connected the outside in front fork screw rod (26) with compression spring housing (27), between boss (31) and the compression spring housing (27) shock-absorbing spring (25) is installed.

3, scooter according to claim 1 and 2, it is characterized in that trailing wheel (6) is provided with the rear wheel brake device, the rear wheel brake device comprises wheel cover (32), torsion spring (33), brake block (34) and bearing pin (31), wheel cover (32) and torsion spring (33) are enclosed within on the bearing pin (31) of afterbody of car bottom plate (5), torsion spring (33) one ends are fixed, the other end is connected with wheel cover (32), the bottom that brake block (34) is installed wheel cover (32) by pin (35), the radius of curvature of brake block (34) is to equate substantially with the outer surface curvature radius of trailing wheel (8).