CN2261382Y - High performance man-power tricycle - Google Patents

Abstract

The utility model relates to a high performance man-power tricycle. The tricycle is two-wheel driven and can carry out shock absorption front and back. The high performance man-power tricycle is a two-step-driven and multi-varying speed tricycle. The front wheel is small, and the rear wheel is big. The center of gravity of the tricycle is low and the wind resistance is small; the foot pedal is forward arranged; the human body is stretched by a reclined riding, and the force can give a full play; an operating lever is arranged in front of the chest, and the operation is simple and flexible; the braking torque is large, and the turning radius is small; the rear end of the tricycle is spaciousness, which can carry people and goods; the tricycle adopts a unique separation brake device to carry out double-rear-wheel driving, and the full utilization of power can be ensured; the height of the use of combination wheels is lowered greatly. The utility model becomes the high performance man-power tricycle with the advantages of high speed, high safety and high comfort coupled with integrative functions of the shock absorption, the variable speed and the reclined riding.

Description

The High Performance manual tricycle

The utility model proposes a kind of High Performance manual tricycle, belong to non-power-driven vehicle.

Present manual tricycle (two-wheeled after, one takes turns preceding) has tangible deficiency aspect driving, it adopts a back-wheel drive, another trailing wheel idle running.Though solved the problem that turns to like this, cause power waste, stopping distance is big, easily skids on sleet ground, and operating difficulties turns to ineffective.

The too high forward lean of cyclist's seat causes windage big, and speed is poor, poor stability, and traveling comfort is poor; Because the back does not rely on, and does not form antagonistic force effectively, people's strength can not be filled a part performance.

Present manual tricycle does not have shock absorption device basically, causes stationarity poor, and traveling comfort is poor, and traffic potential is low.

Present manual tricycle does not all have speed-changing mechanism, causes speed poor, and traffic potential is low.

The purpose of this utility model side is the problem at above-mentioned existence, has designed a kind of high speed, safe, comfortable High Performance manual tricycle: it realizes that with clutch-brake double rear wheel drives; Realize rear wheel shock-absorbing with the frame-type shock absorption device; With combination wheel is that front-wheel is realized lowering the center of gravity; Also adorn and used speed-changing mechanism.

Technical solution of the present utility model:

A kind of High Performance manual tricycle, it comprises vehicle frame, chain, foot-operated, front and back wheel, brake, halter, it is characterized in that:

In a, the clutch-brake 3: passive drum 21 (in steel ball 33 is arranged), be fixed in lock 19 bodies that rise, the end face that semi-round groove is arranged with driving drum 22 near; The internal diameter of driving drum 22 has spline to match with wheel shaft 4 (there is spline at two ends), and the other end is enclosed within the surface bearing 30; Surface bearing 30 is contained in the clutch rotating cylinder 32; The inclined-plane opening that there is a twice equity clutch rotating cylinder 32 outers leans on mutually with clutch locating dowel pin and seat 24, and the cam part phase-splitting of the volume axle 31 of one vertical openings and strap cam is leaned on;

In b, the frame-type shock absorption device 5: hang fix shaft 26 and be fixed on bonnet connecting cylinder 29 1 ends, top is with damping spring 25, and two ends are contained in the hollow caging bolt 35 up and down;

C: in the combination wheel 14: bull wheel 41 steamboats 40, damping spring 37 all is connected on three link arms 39, be installed in foot-operated 15 and seat 17 between vehicle frame 18 times;

D: in the speed-changing mechanism: how fast flywheel 6 is installed on the wheel shaft 4, and the back is dialled device 18 and is installed in down on the transverse bracket 2.

Fig. 1 is the full car side schematic view of the utility model

Fig. 2 is the full car front schematic view of the utility model

Fig. 3 is a clutch-brake structure cutaway view

Fig. 4 is the disengaging of clutch schematic diagram of clutch-brake

Fig. 5 is a frame-type shock absorption device scheme drawing

Fig. 6 is the combination wheel structural representation

Among Fig. 1, Fig. 2: trailing wheel 1 (two), following transverse bracket 2 (on hold-down arm is arranged), clutch-brake 3 (two), wheel shaft 4 (there is spline at two ends), frame-type shock absorption device 5 (two), how fast flywheel 6, following longitudinal support 8, main support 9, secondary transmission device 10, joystick 11 (being commonly called as halter), front-wheel supports installation tube 12, preceding chain 13, combination wheel 14, floral disc and foot-operated 15, rear chain 16, side stand 17 (about), device 18 is dialled in the back.

Below in conjunction with accompanying drawing the utility model is further described:

Clutch-brake 3 (accompanying drawing 3) is made up of rise lock 19 (existing) and steel-ball type power-transfer clutch, its effect is to guarantee that two-wheel drives, peace people's demand transmission or cut-out power, turn to or abrupt deceleration vehicle, it is characterized in that the steel-ball type clutch designs is in the existing lock body that rises, be installed in the two ends of wheel shaft 4, when the eccentric shaft 31 of rotating band cam, can drive braking mechanism and engaging and disengaging gear work simultaneously.The existing lock 19 that rises wherein is not further described.What increased has: passive bulging inner cover plate 20 (on garden arc groove is arranged), passive drum 21 is fixed in lock 19 bodies that rise, steel ball 33 is arranged in the middle of them, steel ball 33 inside can rotate, but integral body can't get out, the part of exposing snap in driving drum 22 ends and semi-round groove in, its effect is transferring power (in addition attached explanation); Driving drum 22 is a spline inner diameter, match with the spline at wheel shaft 4 two ends and to merge and to move axially, the other end of driving drum 22 is contained in the surface bearing 30 and (also is release thrust bearing, locate with jump ring), surface bearing 30 is contained in the clutch rotating cylinder 32, there are the inclined-plane opening of twice equity, one vertical openings in the outer of clutch rotating cylinder 32 (seeing accompanying drawing 4); The round end part of clutch locating dowel pin and seat 24 is in the inclined-plane of clutch rotating cylinder 32 open bottom, and in order to the location, the square toes partial fixing (can be regulated height) on the end face of bonnet connecting cylinder 29; The cam part phase-splitting of vertical openings on the clutch rotating cylinder 32 and the eccentric shaft of strap cam 31 is leaned on, and when the eccentric shaft 31 of rotating band cam, cam just can be stirred clutch rotating cylinder 32 and axially move along its inclined-plane; There is a plano-concave portion on the top of the eccentric shaft 31 of strap cam, and its effect is support and stirs the brake lining 23 that rises that in order to abrupt deceleration vehicle, original braking function adds the clutch function that newly has, and is collectively referred to as clutch-brake.Its outer company connects wheel shaft 4 in the wheel 1, it has three mode of operations: one, transferring power, when stepping on foot-operated 15 (seeing accompanying drawing 1), drive chain 13,16, and drive wheel shaft 4 work, power is by the spline → driving drum on the axle 22 → passive drum 21 → lock 19 → wheel 1 rises.Two, cut off power, when passing through the eccentric shaft 31 of joystick 11 rotating band cams, it drives the brake lining 23 that rises simultaneously, and clutch rotating cylinder 32 is worked simultaneously; Clutch rotating cylinder 32 axially moves along its inclined-plane, promotes surface bearing 30 compression springs 28, and main, passive drum was opened power cut in 22,21 minutes.Three, abrupt deceleration vehicle also is the process of elimination brake clearance in the time of separation, separates and finishes the eccentric shaft 31 that the rotating band cam is continued in the back, and the brake lining 23 that rises contacts and hold out against lock 19 bodies that rise, and this moment, wheel 1 was braked.Can find out that from accompanying drawing 4 23 1 of the brake linings that rise are contained in the flat grooves on eccentric shaft 31 tops of strap cam, the other end is contained on the brake lining fix shaft 34 of correspondence position, and the principle that turns to is exactly the principle of speed discrepancy.When separating or brake single wheel, just can turn to, just can stop when separation simultaneously or braking both sides wheel.The advantage that two-wheel drives is: do not waste power, adheres to tractive force and double, be difficult for skidding on sleet ground, and flexible operation, deceleration and stopping performance is good, and Turning radius is little, and then has improved the speed of a motor vehicle, has improved traffic potential.

Frame-type shock absorption device 5 (seeing accompanying drawing 5): so-called framework is meant and utilizes the formed space of vehicle frame that shock absorption device is installed; It is by main support 9, left and right sides support 17, and damping spring 25 hangs fix shaft 26, and hollow caging bolt 35 (every side has 4) is formed; Hanging fix shaft 26 every sides all forms by cooresponding two, be fixed on an end (seeing accompanying drawing 3) of bonnet connecting cylinder 29, top is with damping spring 25, two ends are contained in the hollow caging bolt 35 up and down, and damping spring 25 upper ends are supported on the vehicle frame 9, and the lower end acts on the bonnet connecting cylinder 29, the vibrations that vehicle is in operation are passed on the damping spring by wheel, owing to hang the effect of fix shaft 26, guaranteed that jolting of both sides wheels can only be up and down in framework, and can not be movable all around.This is simple and reliable for structure, can effectively utilize the structure space of vehicle, in its weight, and cost, aspects such as installation requirement have higher preceence than other shock absorption device.

Front fork unit pipe 36 (bicycle terms) are installed on the front-wheel support installation tube 12 and in joystick 11 and connect among combination wheel 14 (the seeing accompanying drawing 6) figure; Front fork left and right sides leg 38 (bicycle term); Three link arms 39 (two) are in order to connect bull wheel 41, steamboat 40, damping spring 37 (two); It is characterized in that: bull wheel 41 after, steamboat 40 is preceding, be installed in foot-operated 15 and seat 17 between vehicle frame 18 times; Be assemblied on the same link arm, act on same direction, generally, 41 one-tenth shapes that land of bull wheel are participated in operation, 40 one-tenth hanging shapes of steamboat are not participated in operation, and steamboat is participated in operation when running into significantly ditch or obstacle, for the normal operation of bull wheel provides transition and conversion.Being used in combination of two wheels can increase substantially traffic potential, and the height that has yet reduced vehicle does not simultaneously influence angle of attach again.(see accompanying drawing 1, accompanying drawing 2) in the speed-changing mechanism, how fast flywheel 6 is installed on the wheel shaft 4, and the back is dialled device 18 and is installed in down on the longitudinal support 2, and its speed change crank still is installed on the joystick 11; It is characterized in that: crop rotation variable-speed motion after driving two simultaneously, the speed change problem that this original installation method and installation site can solve three-wheel vehicle preferably.

Steel-ball type power-transfer clutch (seeing accompanying drawing 3): this power-transfer clutch is repeatedly to manufacture experimently under the improved situation, a kind of power-transfer clutch of development with originality, practicality, and it has, and noise is little, easy to operate, simple in structure, and transmission of torque is reliable, but advantages such as overload protection.Steel ball 33 lead, the similar meshing effect of role between the passive drum 21,22.But gear clutch is in cohesive process, because between tooth and the tooth is sliding friction, thereby the noise that produces is very big, collapse tooth easily, because steel ball 33 inside can rotate, and is a kind of rolling friction between steel ball 33 and the driving drum 22 in cohesive process, thereby the noise that produces is very little, friction is also little, also combination easily.

Eccentric shaft 31 (seeing accompanying drawing 3): it is a part in the existing lock that rises, an end inside is that the plano-concave shape makes its work in order to support and to stir the brake lining that rises, as if an end that is exposed on the outside connects this title of torque arm (not marking among the figure) not too proper, (auspiciously see " bicycle handbook " because its title is general, Science and Technology of Shanghai press, in May, 1989 the first edition, P102), inconvenience changes in addition.In the middle of it, increase a cam in order to stir power-transfer clutch, so be referred to as the volume axle of strap cam.

This car two-wheel drives, front and back damping, secondary transmission, multi-change speed; Front-wheel is little, and trailing wheel is big, and center of gravity is low, windage is little, rides forward, and the driving of back backstroke can provide enough antagonistic forces, human body is unfolded, and strength can be filled a part performance, and joystick is positioned at the front, two brake handles and speed change crank are arranged above, and lock torque is big, and Turning radius is little, simple to operate flexible, the rear portion spaciousness can be with the people can be with goods, employing realizes that from the system device double rear wheel drives, thereby guaranteed part utilization of filling of power, improved traffic potential, the use of combination wheel has reduced height significantly, be accompanied by damping, speed change, the comprehensive effectiveness that layback is driven becomes and has at a high speed, safety, comfortable height is given birth to the ability three-wheel vehicle.

Claims (1)

1, a kind of High Performance manual tricycle, it comprises vehicle frame, chain, foot-operated, front and back wheel, brake, halter, it is characterized in that:

In a, the clutch-brake 3: passive drum 21 (in steel ball 33 is arranged), be fixed in lock 19 bodies that rise, the end face that semi-round groove is arranged with driving drum 22 near; The internal diameter of driving drum 22 has spline to match with wheel shaft 4 (there is spline at two ends), and the other end is enclosed within the surface bearing 30; Surface bearing 30 is contained in the clutch rotating cylinder 32; The inclined-plane opening that there is a twice equity clutch rotating cylinder 32 outers leans on mutually with clutch locating dowel pin and seat 24, and the cam part phase-splitting of the eccentric shaft 31 of one vertical openings and strap cam is leaned on;

In b, the frame-type shock absorption device 5: hang fix shaft 26 and be fixed on bonnet connecting cylinder 29 1 ends, top is with damping spring 25, and two ends are contained in the hollow caging bolt 35 up and down;

C: in the combination wheel 14: bull wheel 41 steamboats 40, damping spring 37 all is connected on three link arms 39, be installed in foot-operated 15 and seat 17 between vehicle frame 18 times;

D: in the speed-changing mechanism: how fast flywheel 6 is installed on the wheel shaft 4, and the back is dialled device 18 and is installed in down on the transverse bracket 2.

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