CN2379378Y

CN2379378Y - Gravity automatic speed-increasing tricycle

Info

Publication number: CN2379378Y
Application number: CN 99228250
Authority: CN
Inventors: 唐文举
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-05-01
Filing date: 1999-05-01
Publication date: 2000-05-24
Anticipated expiration: 2009-05-01

Abstract

The utility model provides an automatic acceleration rate tricycle of gravity, it is by preceding frame, the back frame, front wheel and two rear wheel are constituteed, there is the handle on the front column on the preceding frame, there is the saddle on the back column, epaxial drive wheel and running-board have, there is the car hopper above the back frame, spring and the final sprocket are equipped with on the final drive shaft, brake drum and clutch, the spring is equipped with between the bearing frame of back frame and driving shaft, on gravity adds the booster that passes to below the clutch frame through the spring action promptly on the car hopper, it rotates at the little sprocket of main shaft to drive the dress through the chain on it, make main shaft accelerated motion, thereby realize the acceleration rate, labour saving and time saving's good effect, and its simple structure, easy preparation and popularization and application.

Description

The automatic speedup three-wheel vehicle of a kind of gravity

The utility model designs a kind of transportation means, especially a kind of non-motor transport vehicle.

Existing non-three wheeled motor car drives by manpower entirely, it mainly is divided into cargo transport and manned three-wheel vehicle, though also convenient transportation, but generally speaking use comparatively effort, often very hard when especially going up a slope, even pedal to get on or need help such as the manpower hand push slope of just getting on, such Manpower propulsion of bicycle labor intensive is too big, that is to say that such rickshaw labour intensity is too big, use the effort gas time-consuming again.

The purpose of this utility model is to design a kind of new auto acceleration three-wheel vehicle for overcoming the deficiencies in the prior art part, it is to utilize vehicle loading loading to be added on the spring under the wagon box, on the go makes the potential energy of the fluctuating of wagon box be converted into power, to reach the purpose of quickening to three-wheel vehicle.Task of the present utility model realizes as follows: the automatic speedup three-wheel vehicle of a kind of gravity, and it includes front vehicle frame, in the front fork on it front-wheel is housed, jug on its column, vehicle seat is housed on the rear column, and there is axis its underpart, and sprocket wheel and two stretchers are housed on the axis; Back vehicle frame and the front vehicle frame three-wheel vehicle vehicle body that is composed of a fixed connection; On the vehicle frame of back, wagon box is housed, going to the bottom of back vehicle frame is fixed with left shaft holder and right bearing seat, in the left and right bearing seat main driving axle is housed, and the main driving axle two ends is equipped with left wheel and right wheel, head sprocket, brake wheel are equipped with in its middle part, and head sprocket is connected with sprocket wheel on the axis by chain; Brake wheel is connected with joystick on the front vehicle frame by pull bar; It also comprise the back vehicle frame go to the bottom and left and right bearing seat between be by bolt and compression spring bonded assembly; Also be equipped with on the main driving axle left spring and right spring, the back bottom of frame power-transfer clutch frame is arranged, power-transfer clutch frame both sides are fixed with a hangers, it flexibly connects with the cross bar that is fixed on the back bottom of frame, an assistor box respectively is equipped with on the power-transfer clutch frame both sides of going to the bottom, be fixed with clutch plate on the back cross member of frame, one of clutch plate is connected with the power-transfer clutch frame, and the other end is connected with coupling lever, and clutch handle is connected with coupling lever.The fixing afterburning clutch retainer of going to the bottom of described power-transfer clutch frame is to comprise that two are equipped with sprocket wheel, the chain fixed mount on the main driving axle and are fixed on two chains on the chain fixed mount.Described minor sprocket is fixed on the axle sleeve, the axle sleeve kink on main driving axle, axle sleeve have an opening can the bearing pin on being fixed on main driving axle in the slotted hole that slides.

The utility model has following advantage compared with the prior art: it is on the basis of original manual tricycle, the increase spring is connected between the bearing seat of back vehicle frame and main driving axle, and two groups of minor sprockets are being housed on car owner's axle and are being contained in chain on the wagon box base plate, weight by goods makes the wagon box heave and set in advancing, drive the chain up-and-down movement, the minor sprocket that is engaged with is rotated, give the main driving axle reinforcing, can quicken to car, can bring to transportation and both save manpower, improve the speed of a motor vehicle again, save the good result of haulage time.And it is simple in structure, easily manufacturing, easy to maintenance; Long service life, cost is low, is convenient to promote the use of.

Description of drawings:

Fig. 1 is a constructional drawing of the present utility model.

Fig. 2 is that the A of constructional drawing of the present utility model is to partial view.

Fig. 3 is that the B-B of constructional drawing of the present utility model is to partial view.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail, shown in Fig. 1,2 and 3, it comprises front vehicle frame 2 and back vehicle frame 6 fixing formation three-wheel vehicle vehicle bodies; On the front fork on the front vehicle frame 2, front-wheel 1 is housed by front axle, handle 3 is housed on the A-pillar of front vehicle frame 2, be fixed with a clutch handle 19 on the handle 3, it is connected with clutch plate 20 by pull bar 21, clutch plate 20 is triangle flat plates, it is fixed on the crossbeam 8 of back vehicle frame 6, the one head is connected with pull bar 21, the other end is connected with power-transfer clutch frame 16, and when pull handle 19, power-transfer clutch frame 16 moves to left, make with its bonded assembly assistor on sprocket wheel and chain move to left together with the tension force that axle sleeve overcomes spring 11 and 15, axle sleeve is thrown off bearing pin 27, and the assistor on the power-transfer clutch frame does not have afterburning effect to main shaft 12 at this moment, i.e. sprocket wheel idle running.Two stretchers 4 are that a common crankle formula is foot-operated, it is connected with axis on the front vehicle frame 2, sprocket wheel also is housed on the axis, and be connected with head sprocket 13 by chain, head sprocket 13 is fixed on the main driving axle 12, when startup rides 4, promptly drives the main driving axle rotation by head sprocket 13, chain, three-wheel vehicle is advanced, and vehicle seat 5 is fixed on the rear column of front vehicle frame 2; Back vehicle frame 6 is quadras, and back cross member of frame 8 is arranged on it, and back vehicle frame 6 is captiveed joint with front vehicle frame 2; Left wheel 9 and right wheel 18 are General Purpose Rubber wheels, they are separately fixed at main driving axle 12 two ends, left shaft holder 10 and right bearing seat 17 are open type bearings, they are connected with back vehicle frame 6 by bolt 22, compression spring 23 is housed on the bolt 22, back vehicle frame 6 can be moved up and down under the effect of spring; Left clutch spring 11 and right clutch spring 15 are common cylinder compression springs, they are sleeved on the main driving axle 12, main driving axle 12 is connected with left and right bearing seat, also be fixed with brake wheel 14 on the main driving axle 12, brake wheel 14 and lever connection and the joystick that is fixed on the front vehicle frame are connected, when the pulling joystick, brake wheel is that band-type brake makes the main shaft stall.Power-transfer clutch frame 16 is square shelfs, both sides respectively are fixed with a hangers 30 on it, it flexibly connects with the cross bar 29 that is fixed on the back bottom of frame, power-transfer clutch frame 16 both sides of going to the bottom respectively are fixed with an assistor box, two assistor box structures are identical, each assistor box comprise two minor sprockets 24 and with two chains 25 of its ingear, two minor sprockets 24 are fixed on the axle sleeve 28, axle sleeve 28 1 ends have the slotted hole of an opening, the axle sleeve kink is on imput shaft 12, the opening slotted hole of axle sleeve can be slided in the bearing pin on being fixed on main driving axle 12 27, two chains 25 respectively are fixed on the chain fixed mount 26, wherein chain is contained in the front of minor sprocket 24, another root is contained in the back of another minor sprocket, all should with sprocket engagement, like this, when load was added on the vehicle frame of back, spring 23 moved downward the chain 25 in its front by compression, driving minor sprocket 24 is just changeing, just change for the main driving axle reinforcing, the chain in the back of another minor sprocket drives minor sprocket counter-rotating (idle running), and is not afterburning, when spring overcomes pressure and resets, situation is opposite, and promptly the back chain drives minor sprocket just changes, and gives the main shaft reinforcing.Such two assistors can alternately be given the imput shaft reinforcing in the load of wagon box automatically to heave and set under the action of the spring, its rotating speed are quickened, to reach three-wheel vehicle speedup and labour-saving purpose.

Claims

1. automatic speedup three-wheel vehicle of gravity, it includes front vehicle frame (2), and front-wheel (1) is housed in the front fork on it, and jug on its column (3) is equipped with vehicle seat (5) on the rear column, and there is axis its underpart, and sprocket wheel and two stretchers (4) are housed on the axis; Back vehicle frame (6) and front vehicle frame (2) the three-wheel vehicle vehicle body that is composed of a fixed connection; On back vehicle frame (6), wagon box (7) is housed, going to the bottom of back vehicle frame (6) is fixed with left shaft holder (10) and right bearing seat (17), main driving axle (12) is housed in the left and right bearing seat, main driving axle (12) two ends is equipped with left wheel (9) and right wheel (18), head sprocket (13), brake wheel (14) are equipped with in its middle part, and head sprocket (13) is connected with sprocket wheel on the axis by chain; Brake wheel (14) is connected with joystick on the front vehicle frame (2) by pull bar; It is characterized in that: it also comprise the back vehicle frame (6) go to the bottom and left and right bearing seat between be by bolt (22) and compression spring (23) bonded assembly; Also be equipped with on the main driving axle (12) left spring (11) and right spring (15), the back bottom of frame power-transfer clutch frame (16) is arranged, power-transfer clutch frame (16) both sides are fixed with a hangers (30), it flexibly connects with the cross bar (29) that is fixed on the back bottom of frame, an assistor box respectively is equipped with on power-transfer clutch frame (16) both sides of going to the bottom, be fixed with clutch plate (20) on the back cross member of frame (8), (20) one of clutch plates are connected with power-transfer clutch frame (16), the other end is connected with coupling lever (21), and clutch handle (19) is connected with power-transfer clutch vertical rod (21).

2. the automatic speedup three-wheel vehicle of a kind of gravity according to claim 1 is characterized in that: the fixing afterburning clutch retainer of going to the bottom of described power-transfer clutch frame (16) is to comprise that two are equipped with sprocket wheel (24), the chain fixed mount (26) on the main driving axle and are fixed on two chains (25) on the chain fixed mount (26).

3. the automatic speedup three-wheel vehicle of a kind of gravity according to claim 1, it is characterized in that: described minor sprocket (24) is fixed on the axle sleeve (28), axle sleeve (28) kink is on main driving axle (12), and axle sleeve (28) has the slotted hole that can slide of an opening in the bearing pin (27) on being fixed on main driving axle (12).