CN201193070Y

CN201193070Y - Tricycle suspended type universal transmission system

Info

Publication number: CN201193070Y
Application number: CNU2007200763662U
Authority: CN
Inventors: 李健平
Original assignee: SHANGHAI SHUANGYING INDUSTRY TRADE Co Ltd
Current assignee: SHANGHAI SHUANGYING INDUSTRY TRADE Co Ltd
Priority date: 2007-11-02
Filing date: 2007-11-02
Publication date: 2009-02-11
Anticipated expiration: 2017-11-02

Abstract

A front three-wheel suspended universal transmission system which includes a basket type integral frame, two groups of universal cross transmission shafts, two upper rockers, two lower rockers, two flanges, a transmission differential and two shock eliminators; a parallel cube with a changeable shape is formed at one side of the basket type integral frame by the upper rockers, the lower rockers, the flanges and a locating rod on the basket type integral frame; the universal cross transmission shafts are fixed on the position of the central shaft of the parallel cube; the shock eliminators are arranged on the flanges and the upper rockers of the basket type integral frame; the other side of the basket type integral frame is provided with the same design; the transmission differential is arranged between the left universal cross transmission shaft and the right universal cross transmission shaft to connect the universal cross transmission shafts; the front three-wheel motorcars and disabled vehicles adopting the technical scheme have excellent force for grabbing the ground as well as excellent shock absorbing effect; the safety and the comfort are ensured.

Description

The positive universal driving system of three-wheel suspension type

Technical field

The utility model relates to a kind of driving system, more specifically says to relate to a kind of universal driving system of suspension type that is used for regular three-wheeled motor.

Background technology

Drag formula chain stay driving system after the driving system of the disabled motor bike of the positive three-wheel of general-duty generally adopts at present, this system construction is simple relatively, but because two rear drive sprockets are connected by a drive link, two drive wheel position interfix, on recessed road surface, hole, land poor sensitivity, shock-proof effect of drive wheel is poor, makes that the car earth-grasping force is poor; When turning, the centnifugal force of generation is big and the car angle of roll is little, and car is easily turned on one's side, and causes very big hidden danger for disabled person's safe driving, and shock-proof effect is poor, makes the comfort property of car also be not suitable for disabled person's demand.

Summary of the invention

The purpose of this utility model is to provide a kind of power of grabbing strong, and vehicle roll angle is big, be difficult for rollover, shock-absorbing is good, the driving system of the regular three-wheeled motor of safety and comfort.

For achieving the above object, the utility model comprises basket type one vehicle frame, two groups of universal cross transmission shafts, two upper rocker arms, two lower shake-changing arms, two flanges, a transmission diff, two Shock absorbers; Basket type one vehicle frame one side is made of the parallel tetragonal body of a changeable shape the radius stay on upper rocker arm, lower shake-changing arm, flange and the basket type one vehicle frame, universal cross transmission shaft is fixed in the center shaft position of this parallel tetragonal body, along with this parallel tetragonal body changes shape and does corresponding distortion, Shock absorber is installed on trailing arm on flange and the basket type one vehicle frame, basket type one vehicle frame opposite side has same design, about being installed in, the transmission diff between two universal cross transmission shafts, connects two universal cross transmission shafts.

The positive tricycle for disabled people of utilization technique scheme has good earth-grasping force, shock-proof effect, and safety performance and traveling comfort are protected.

Description of drawings

Fig. 1 the utility model basket type one body frame structure for automotive figure.

Fig. 2 the utility model backsight constructional drawing.

Fig. 3 the utility model flange plate structure figure.

Fig. 4 universal cross transmission shaft structure figure of the present utility model.

Fig. 5 the utility model is rocker structure figure up and down.

The specific embodiment

The invention will be further described to engage accompanying drawing below:

The utility model comprises basket type one vehicle frame 1, upper rocker arm 2, lower shake-changing arm 3, flange 4, universal cross transmission shaft 5, transmission diff 6, Shock absorber 7.

Described basket type one vehicle frame is the left-right symmetric structure, the correspondence position that wheel is installed in its side is provided with prelocalization bar 8, back radius stay 9, same position is welded with upper

rocker arm hanger

10,11 on prelocalization bar 8, back radius stay 9, lower shake-changing

arm hanger

12,13, described four hangers are distributed on the position at rectangular four angles.

Described flange 4 is provided with upper

rocker arm hanger

14,15, lower shake-changing

arm hanger

16,17, described four hangers are distributed on the position at rectangular four angles, the central authorities of flange 4 are provided with a perpendicular cylinder-shaped bearing chamber 18, are provided with a shock-absorbing hanger 19 on upper

rocker arm hanger

14,15 centres, the bearing chamber 18.

Described upper rocker arm hanger 10 is all identical with distance between lower shake-changing arm hanger 12, upper rocker arm hanger 11 and lower shake-changing arm hanger 13, upper rocker arm hanger 14 and lower shake-changing arm hanger 16, upper rocker arm hanger 15 and the lower shake-changing arm hanger 17.

Described universal cross transmission shaft 5 is formed by connecting by two universal cross joints, and an end is that diff connects minor axis 20, and the other end is a wheel transmission minor axis 21.

Described upper rocker arm 2 four ends are respectively equipped with

rotary connector

22,23,24,25, described lower shake-changing arm 3 four ends are respectively equipped with

rotary connector

26,27,28,29, the rotary connector position distance of upper rocker arm 2 and lower shake-changing arm 3 each end points is all the same, described

rotary connector

22,23, between distance and the distance between the upper

rocker arm hanger

10,11 adapt, described

rotary connector

24,25, between distance and the distance between the lower shake-changing

arm hanger

16,17 adapt.

Rotary connector

22,23 is connected in upper

rocker arm hanger

10,11 by bayonet lock on the described upper rocker arm 2,

rotary connector

24,25 is connected in upper

rocker arm hanger

14,15 by bayonet lock on the described upper rocker arm 2,

rotary connector

26,27 is connected in lower shake-changing

arm hanger

12,13 by bayonet lock on the described lower shake-changing arm 3,

rotary connector

28,29 is connected in lower shake-changing

arm hanger

16,17 by bayonet lock on the described lower shake-changing arm 3, make upper rocker arm 2, lower shake-changing arm 3, flange 4, radius stay 8,9 is formed the parallel tetragonal body of a changeable shape.

Two clutch ends about described diff 6 has, be installed in upper

rocker arm hanger

10,11, lower shake-changing arm hanger 12, the 13 rectangular vertical centre shaft positions of forming, be fixed in the basket type one vehicle frame 1, described diff connects a mouth of minor axis 20 connections and diff 6, wheel transmission minor axis 21 passes bearing chamber 18 and connects and flange 4, upper rocker arm 2, lower shake-changing arm 3, flange 4, radius stay 8, when the 9 parallel tetragonal bodies of forming change shape, the universal cross transmission shaft 5 corresponding alteration of form that also follows suit, because the special transmission of universal cross joint, the node generation angle that drives universal cross transmission shaft when described parallel tetragonal body changes shape changes, and diff connects minor axis 20, wheel transmission minor axis still keeps and prelocalization bar 8, back radius stay 9, flange 4 vertical, takeoff output on the diff is delivered on the drive wheel by universal cross transmission shaft 5.

Trailing arm 30 on the vehicle frame is fixed in by bayonet lock in the upper end of described Shock absorber 7, and the lower end is fixed on the shock-absorbing hanger 19 on the flange 4 by bayonet lock.

Described basket type one vehicle frame 1 is the left-right symmetric structure, at its another side same setting is arranged, and the diff of two universal cross transmission shafts connects minor axis and patches that two clutch ends carry out transmission in about diff.

The utility model by the technique scheme realization, its driving system is suspended on the vehicle frame, when being applied to motor tricycle, tricycle for the disabled, make that two rear driving wheels no longer are that relative fixed connects, vehicle is when crossing curved or cheating recessed road surface, described driving system will change the inclination angle of two side drive wheel separately according to the road surface situation, thereby keep tire and bottom surface that good earth-grasping force, the stability of car are arranged, and its shock-proof effect, safety performance are also improved comprehensively.

Claims

1. universal driving system of positive three-wheel suspension type, comprise basket type one vehicle frame (1), two groups of universal cross transmission shafts (5), two upper rocker arms (2), two lower shake-changing arms (3), two flanges (4), transmission diff (6), two Shock absorbers (7), it is characterized in that: described basket type one vehicle frame (1) one side is by upper rocker arm (2), lower shake-changing arm (3), the radius stay (8) of (1) on flange (4) and the basket type one vehicle frame, (9) the parallel tetragonal body of a changeable shape of composition, universal cross transmission shaft (5) is connected to the center shaft position of this parallel tetragonal body, the wheel transmission minor axis (21) of one end passes bearing chamber (20), Shock absorber (7) is installed on flange (4) and basket type one vehicle frame (1) is gone up between trailing arm (30), basket type one vehicle frame (1) opposite side has same design, transmission diff (6) is installed between the universal cross transmission shaft in the left and right sides, the diff of two universal cross transmission shafts connect short (21) be coupling insert in diff (6) about two rotate mouths.

2. the universal driving system of a kind of positive three-wheel suspension type according to claim 1, its feature also is: described basket type one vehicle frame (1) is the left-right symmetric structure, the correspondence position that wheel is installed in its side is provided with prelocalization bar (8), back radius stay (9), be welded with upper rocker arm hanger (10), (11) in prelocalization bar (8), back radius stay (9) same position, lower shake-changing arm hanger (12), (13), described four hangers are distributed on the position at rectangular four angles.

3. the universal driving system of a kind of positive three-wheel suspension type according to claim 1, its feature also is: described flange (4) is provided with upper rocker arm hanger (14), (15), lower shake-changing arm hanger (16), (17), described four hangers are distributed on the position at rectangular four angles, the central authorities of flange (4) are provided with a perpendicular cylinder-shaped bearing chamber (18), and upper rocker arm hanger (14), (15) centre, bearing chamber (18) top are provided with shock-absorbing hanger (19).

4. the universal driving system of a kind of positive three-wheel suspension type according to claim 2, its feature also is: described upper rocker arm hanger (10) is all identical with distance between lower shake-changing arm hanger (12), upper rocker arm hanger (11) and lower shake-changing arm hanger (13), upper rocker arm hanger (14) and lower shake-changing arm hanger (16), upper rocker arm hanger (15) and the lower shake-changing arm hanger (17).

5. the universal driving system of a kind of positive three-wheel suspension type according to claim 1, its feature also is: described universal cross transmission shaft (5), be formed by connecting by two universal cross joints, an end is that diff connects minor axis (20), and the other end is a wheel transmission minor axis (21).

6. the universal driving system of a kind of positive three-wheel suspension type according to claim 1, its feature also is: described upper rocker arm (2) four ends are respectively equipped with rotary connector (22), (23), (24), (25), described lower shake-changing arm (3) four ends are respectively equipped with rotary connector (26), (27), (28), (29), and the rotary connector position distance of upper rocker arm (2) and each end points of lower shake-changing arm (3) is all the same.

7. the universal driving system of a kind of positive three-wheel suspension type according to claim 6, its feature also is: the distance between distance between described rotary connector (22), (23) and upper rocker arm hanger (10), (11) adapts, and the distance between distance between described rotary connector (24), (25) and lower shake-changing arm hanger (16), (17) adapts.