CN2631915Y

CN2631915Y - Tricycle

Info

Publication number: CN2631915Y
Application number: CN 03213766
Authority: CN
Inventors: 蔡文杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-21
Filing date: 2003-06-21
Publication date: 2004-08-11
Anticipated expiration: 2013-06-21

Abstract

A three-wheeled riding bicycle includes a U-shaped girder of the bodywork, a front fork, a handlebar, a saddle, a front wheel, left and right trailing wheels and left and right chain wheels and is characterized in that the bodywork includes a pedal frame, an upper horizontal frame, wherein pillars in the left and right direction are jointly hinged with the left and right back shaft foundation and the upper horizontal frame, wherein the upper horizontal frame is jointly hinged with the U-shaped girder and the left and right roll top rods, which corresponding with the groove of the roll cassette, and the bodywork also includes a dynamic balanced roll synchronous system and a chain driving system, comprising the left and right power arms, the dislocation lock cover and the left and right pedals, wherein the left and right chains are jointly hinged with the dislocation lock cover; the left and right chain jointly hinged with the pin roll of the left and right back shaft foundation; the left and right adding-distance chain wheels are jointly hinged with the left and right swaying arms; the left and right chains step across and connected on the left and right chain wheels and the left and right adding-distance chain wheels. The utility model has the advantages of simple structure, a flexible and convenient steering, high stability, comfortable riding, stable driving, saving labor and high speed.

Description

The three wheeled bicycles of riding instead of walk

Technical field

The utility model belongs to the bicycle field, is a kind of three wheeled bicycles of riding instead of walk.

Background technology

Existing bicycle is two wheel constructions, and it has rides flexiblely, be easy to turn to, but poor stability is fallen down when particularly riding on ice and snow road easily; Existing three-wheel vehicle is because three wheels support road surfaces, stability better, still, because this three-wheel vehicle is not provided with kinetic balance inclination synchronizer gear, car body is in upright motoring condition, turns to dumbly, turns on one's side easily when particularly riding on ice and snow road.

Summary of the invention

Technical problem to be solved in the utility model is that existing two-wheeled cycle, three-wheel vehicle are carried out technological improvement and organically combination, a kind of compact conformation is provided, turn to flexible, good stability, drive comfortablely, drive steady, laborsaving and the fireballing three wheeled bicycles of riding instead of walk.

The technical scheme that solves its technical matters employing is: a kind of three wheeled bicycles of riding instead of walk, it comprises the U type girder 1 of forming car body, front fork 2, handlebar 3, vehicle seat 31, on the front axle 34 of front fork 2, front-wheel 4 is housed, about the back axle bed 11 left and right sides rear axle 12 on left and right sides trailing wheel 6 is housed, left and right sides sprocket wheel 13, its special character is: car body also comprises the foot-operated sheet frame 14 that is fixed in U type girder 1 middle part, the upper transverse frame 16 at rear portion, be provided with by the universal pillar 17 in the left and right sides, the lower end of the universal pillar 17 in the left and right sides with about the back axle bed 11 hinged, its upper end is hinged with upper transverse frame 16 by Universal-head 8 separately, upper transverse frame 16 is hinged with U type girder 1 and left and right sides inclination push rod 27, it is corresponding that several of left and right sides inclination push rod 27 and left and right sides inclination deck 28 fixing on the universal pillar 17 in the left and right sides collude groove, about back axle bed 11 fixing about partly pitch 10 hinged with foot-operated sheet frame 14, the control assembly 29 of left and right sides inclination push rod 27 and the kinetic balance inclination synchronizer gear that connects to form at the fixing handle 7 of U type girder 1 front end; Be provided with the left and right moving arm of force 20 by U type girder 1 front end that is articulated in car body, on the left and right moving arm of force 20, be nested with displacement lock tube 22 respectively, the lower end of the left and right moving arm of force 20 is connected with left and right sides pedal 21, displacement lock tube 22 is hinged with an end of left and right sides chain 23, the other end of left and right sides chain 23 with about the back axle bed 11 bearing pin 25 hinged, be hinged with left and right sides increment sprocket wheel 19 in U type girder 1 pivotally attached left and right sides swing arm 26 lower ends, the chain drive mechanism that chain 23 cross-over connections in the left and right sides are formed on left and right sides sprocket wheel 13, left and right sides increment sprocket wheel 19.Middle part at the U of car body type girder 1 is fixed with vehicle seat 30.On foot-operated sheet frame 14, be respectively equipped with track adjusting wheel 24.

The advantage applies of the of the present utility model three wheeled bicycles of riding instead of walk exists:

1, owing to adopted by the universal pillar in the left and right sides, the lower end of the universal pillar in the left and right sides with about the back axle bed hinged, its upper end is hinged by separately Universal-head and upper transverse frame, upper transverse frame and U type girder and left and right sides inclination push rod are hinged, it is corresponding that several of left and right sides inclination push rod and left and right sides inclination deck fixing on the universal pillar in the left and right sides collude groove, about the back axle bed fixing about half fork hinged with foot-operated sheet frame, the control assembly of left and right sides inclination push rod and the kinetic balance inclination synchronizer gear that connects to form at the fixing handle of U type girder front end, this mechanism can move with tilting of wheels plane is consistent, turn to flexibly rapidly, convenient, and steadily, drive comfortable;

2, owing to adopted the left and right moving arm of force by the U type girder front end that is articulated in car body, on the left and right moving arm of force, be nested with the displacement lock tube respectively, the lower end of the left and right moving arm of force is connected with left and right sides pedal, one end of displacement lock tube and left and right sides chain is hinged, the other end of left and right sides chain with about the back axle bed bearing pin hinged, be hinged with left and right sides increment sprocket wheel in swing arm lower end, the U type girder pivotally attached left and right sides, left and right sides chain cross-over connection is in left and right sides sprocket wheel, the chain drive mechanism of forming on the increment sprocket wheel of the left and right sides, but left foot or right crus of diaphragm independent drive, also can drive simultaneously by both feet, it drives steadily, laborsaving, and speed is fast;

3, Ben Che can doublely drive, its compact conformation, and volume is little, and it is all convenient to use, deposit.

Description of drawings

Fig. 1 is the three wheeled bicycle structure scheme drawings of riding instead of walk (also being B-B cross-sectional schematic among Fig. 2).

Fig. 2 is an A-A cross-sectional schematic among Fig. 1.

Fig. 3 looks scheme drawing for the left side of Fig. 1.

Fig. 4 looks scheme drawing for the right side of Fig. 1.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

Has car body with reference to the wheeled bicycle of riding instead of walk of Fig. 1-4, three, preceding, left and right sides

rear wheel

4,6, handlebar 3, vehicle seat 30,31, brake 5, kinetic balance inclination synchronizer gear, parts such as chain drive mechanism.Car body is made up of with the upper transverse frame 16 at U type girder 1 front end bonded assembly front fork 2 and the foot-operated sheet frame 14 that is fixed in U type girder 1 middle part, rear portion U type girder 1.On U type girder 1 handlebar 3 is housed, brake 5 is installed on handlebar 3, brake 5 is connected with shoe-type brake hub 15 on the left and right sides rear axle 12.Front vehicle wheel 4 is fixed on the front axle 34 of front fork 2 lower ends.Left and right sides rear wheel 4 be fixed in about on the built-in left and right sides rear axle 12 of back axle bed 11.Kinetic balance inclination synchronizer gear is by the universal pillar 17 in the left and right sides, the lower end of the universal pillar 17 in the left and right sides with about the back axle bed 11 hinged, its upper end is hinged with upper transverse frame 16 by Universal-head 8 separately, upper transverse frame 16 is hinged with U type girder 1 and left and right sides inclination push rod 27 by adapter shaft 33, it is corresponding that several of the lower end of left and right sides inclination push rod 27 and left and right sides inclination deck 28 fixing on the universal pillar 17 in the left and right sides collude groove, about back axle bed 11 fixing about partly pitch 10 hinged by adapter shaft 9 with foot-operated sheet frame 14, the control assembly 29 of left and right sides inclination push rod 27 with connect to form at the fixing handle 7 of U type girder 1 front end.Kinetic balance inclination synchronizer gear can move with tilting of wheels plane is consistent, handle 7 makes 3 of left and right sides inclination push rod 27 and left and right sides inclination deck 28 by control assembly 29, and to collude groove corresponding, the inclination scope of control car body is to be suitable for the needs that Uneven road, Turning radius size, the speed of a motor vehicle wait situation soon, slowly.When this car travels at a slow speed, when craspedodrome or Turning radius are big, handle 7 by control assembly 29 make left and right sides inclination push rod 27 place left and right sides inclination deck 28 on fixedly in the groove, car body was locked in erectility and travelled this moment.Very fast when the speed of a motor vehicle, when Turning radius is big, handle 7 makes left and right sides inclination push rod 27 place the centre of left and right sides inclination deck 28 to collude in the groove by control assembly 29; , Turning radius very fast when the speed of a motor vehicle hour, left and right sides inclination push rod 27 places the following of left and right sides inclination deck 28 to collude in the groove, makes car with the tilting of wheels, to produce centripetal force and to change center-of-gravity position, makes the car smooth-ride.Chain drive mechanism is by the left and right moving arm of force 20 of U type girder 1 front end that is articulated in car body by adapter shaft 18, on the left and right moving arm of force 20, be nested with displacement lock tube 22 respectively, the lower end of the left and right moving arm of force 20 is connected with left and right sides pedal 21, displacement lock tube 22 is hinged with an end of left and right sides chain 23, the other end of left and right sides chain 23 with about the back axle bed 11 bearing pin 25 hinged, lower end by adapter shaft 32 pivotally attached left and right sides swing arms 26 on U type girder 1 is hinged with left and right sides increment sprocket wheel 19, and chain 23 cross-over connections in the left and right sides are formed on left and right sides sprocket wheel 13, left and right sides increment sprocket wheel 19.Move the arm of force size that displacement lock tube 22 can change the left and right moving arm of force 20 along the left and right moving arm of force 20, to satisfy at a slow speed or the needs of riding fast.Left and right sides chain 23 can be the whole chain bar, also can be connected to form by one section steel wire and chain that is connected on the displacement lock tube 22.Be respectively equipped with track adjusting wheel 24 on foot-operated sheet frame 14, track adjusting wheel 24 is used for the guiding and the tensioner of chain 23.Vehicle seat 30 is fixed on the middle part of U type girder 1, and vehicle seat 31 is fixed on the upper transverse frame 16.

Claims

1. wheeled bicycle of riding instead of walk, it comprises the U type girder (1) of forming car body, front fork (2), handlebar (3), vehicle seat (31), on the front axle (34) of front fork (2), front-wheel (4) is housed, about the back axle bed (11) left and right sides rear axle (12) on left and right sides trailing wheel (6) is housed, left and right sides sprocket wheel (13), it is characterized in that: car body also comprises the foot-operated sheet frame (14) that is fixed in U type girder (1) middle part, the upper transverse frame at rear portion (16), be provided with by the universal pillar in the left and right sides (17), the lower end of the universal pillar in the left and right sides (17) with about the back axle bed (11) hinged, its upper end is hinged with upper transverse frame (16) by Universal-head (8) separately, upper transverse frame (16) is hinged with U type girder (1) and left and right sides inclination push rod (27), left and right sides inclination push rod (27) and universal pillar (17) in the left and right sides go up fixing left and right sides inclination deck (28) several to collude groove corresponding, about back axle bed (11) fixing about half fork (10) hinged with foot-operated sheet frame (14), the control assembly (29) of left and right sides inclination push rod (27) and the kinetic balance inclination synchronizer gear that connects to form at the fixing handle (7) of U type girder (1) front end; Be provided with the left and right moving arm of force (20) by U type girder (1) front end that is articulated in car body, on the left and right moving arm of force (20), be nested with displacement lock tube (22) respectively, the lower end of the left and right moving arm of force (20) is connected with left and right sides pedal (21), displacement lock tube (22) is hinged with an end of left and right sides chain (23), the other end of left and right sides chain (23) with about the back axle bed (11) bearing pin (25) hinged, be hinged with left and right sides increment sprocket wheel (19) in the lower end of U type girder (1) pivotally attached left and right sides swing arm (26), left and right sides chain (23) cross-over connection is in left and right sides sprocket wheel (13), left and right sides increment sprocket wheel (19) is gone up the chain drive mechanism of forming.

2, the according to claim 1 three wheeled bicycles of riding instead of walk is characterized in that: be fixed with vehicle seat (30) at the middle part of the U of car body type girder (1).

3, the according to claim 1 three wheeled bicycles of riding instead of walk is characterized in that: be respectively equipped with track adjusting wheel (24) on foot-operated sheet frame (14).