CN1277721C

CN1277721C - Autoamtic boosting bicycle

Info

Publication number: CN1277721C
Application number: CN 01103871
Authority: CN
Inventors: 叶廷元
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-04-07
Filing date: 2001-03-16
Publication date: 2006-10-04
Anticipated expiration: 2021-03-16
Also published as: CN1317425A

Abstract

The present invention relates to an automatic booster bicycle which has the structure that wheels are respectively positioned by a zero-damping elastic suspension frame and have boosting force. Boosting force Z is arranged at a middle shaft, and vibration or bumpy energy is stored by an inertial wheel through a swing rod, an A-shaped transmission arm, a transmission rod, a gear shaft surpassing clutch and a planet wheel group and is released to a large chain wheel (driving wheel) through a controllable gear shaft automatic clutch. Foot pedal force on a crank drives the large chain wheel through a middle shaft surpassing clutch, and simultaneously, the functions can be realized in a selective mode. A front wheel shaft has boosting force L which uses a gear rack or a gear ring at the fixed part of a suspension frame, a screw driving component which is concentric with the wheel shaft of a vehicle and a friction sheet so as to realize the utilization of bumpiness boosting force, wherein the screw driving component and a movable part are fixed.

Description

Autoamtic boosting bicycle

Technical field

The present invention relates to a kind of autoamtic boosting bicycle.

Background technology

At present, morpet has internal combustion power-assisted, and is electric boosted, all consume fuel or electric power, and direct or indirect contaminated environment and cost is higher, weight is bigger.And its specification sheets name of invention that publication number was CN1221072A on June 30th, 1999 is called in " no consumption automatic booster bicycle " version of record and also seems that some is numerous and jumbled.

Summary of the invention

The purpose of this invention is to provide and a kind ofly can utilize vibrations or bumping energy and inertia and foot-operated power fully, and the succinct light autoamtic boosting bicycle of version.

The present invention is achieved in that resilient suspension and wheel, foot-operated crank, chain, minor sprocket, speed change and the operating control of vehicle frame and undamped element, and front and back wheel is respectively equipped with work-saving device; The trailing wheel work-saving device is located at the axis position of bicycle, bottom by housing and vehicle frame is fixed, cylindric space radially has an intermediate plate in the shell, in the centre of intermediate plate one side one axial tubular protrusions is arranged, in this side shell, an A shape transmission arm arranged radially, the front end that is axially held the back resilient suspension fork outside back, location and the shell by the beam warp columella at A shape transmission arm one head is captiveed joint, correspondence position axially has an axle by intermediate plate and shell end cap bearing location between its two of A shape transmission arm, at this middle part one shaft gear is arranged, the shaft gear mono-directional overrun clutch of two operative orientation unanimities is arranged on the axle of shaft gear one end, the foreign steamer of these two mono-directional overrun clutches is lived by one or a pair of drive link respectively between this both sides and its two of A shape transmission arm every respectively and is connected, and the controlled automatic clutch of gear and assembly and controls formation is arranged on the axle of the shaft gear other end; In intermediate plate does not have tubular protrusions one side shell planetary gear set and inertia wheel arranged axially: the planetary carrier one end centre of planetary gear set is the endoporus bearing location of tubular shafts by the intermediate plate tubular protrusions, and shaft gear is by window on the intermediate plate tubular protrusions and the gear mesh on this; The inner gear of planetary gear set is located by the circumference boss bearing on the intermediate plate end face, one brake collar is arranged on the cylindrical of inner gear, one of brake collar being lived with an eccentric shaft through intermediate plate and shell end cap bearing location by other end, the location of the bearing pin on the intermediate plate is connected, and has a control arm to be connected with the manipulation steel cable on this axis body; The centre of inertia wheel is a tubular shafts, and there is the sun gear of planetary gear set this a end, and locate with planetary carrier and shell end cap antifriction-bearing box respectively at the two ends of inertia wheel shaft; In the shell center axially is that axis is fixed with foot-operated crank respectively by the two ends that the shell end cap bearing of the head end of intermediate plate tubular protrusions and opposition side is located outside its shell respectively, an axis mono-directional overrun clutch that constitutes with gear is arranged near the end of axis in the shell, the gear mesh of this gear and controlled automatic clutch, the wheel body of this gear has hinge wheel at the shell external fixation; The front-wheel work-saving device is located at the two ends of wheel axle housing, by the tooth bar of resilient suspension fixed part location or ring gear is located with the resilient suspension movable part and constitute drive connection with concentric gear and worm drive part, friction lining and the axle housing of axletree, the hand of spiral of the tooth bar at axle housing two ends or ring gear and gear meshing position and worm drive part is respectively preceding, a back engagement, left-handed a, dextrorotation.

Outstanding feature of the present invention is: ride laborsaving, comfortable, can improve moving velocity, free from environmental pollution, the setting of motor-driven assistor makes complete vehicle structure succinctly light.

Description of drawings

Fig. 1 is the scheme drawing of car load basic structure of the present invention;

Fig. 2 is the axial cutaway view of trailing wheel work-saving device of the present invention;

Fig. 3 is the A-A section-drawing of Fig. 2;

Fig. 4 is the B-B section-drawing of Fig. 2;

Fig. 5 is the C-C section-drawing of Fig. 2;

Fig. 6 is the scheme drawing of front-wheel rocker-arm undamped suspension of the present invention;

Fig. 7 is the semisectional view (left side view omission) of front-wheel work-saving device of the present invention (telescoping undamped suspension) right side part;

Fig. 8 is the A-A cutaway view of Fig. 7;

Fig. 9 is the B-B cutaway view of Fig. 8;

Figure 10 is the C-C section-drawing of Fig. 8;

Among the figure: the front-wheel work-saving device is represented with L; The trailing wheel work-saving device is represented 1 vehicle frame with Z, 2 front-wheels, 3 brake discs, 4 fronts wheel spindle, 5 tooth bars, 6 guard shields, braking before 7,8 front suspensions (front fork), 9 front wheel guards, forked standard before 10,11 handle steel cable, 12 handlebars, 13 right operating controls, 14 left operating controls, 15 left cranks, 16 spring assemblies, 17 back brakings, 18 baggage racks, 19 rear guards, 20 minor sprockets, 21 transmission systems, 22 chains, 23 trailing wheels, 24 rear suspensions, 25 hinge wheels, 26 right cranks, 27 hinge wheel guard shields, the 28Z housing, 29 housing right end caps, 30 shaft gears, 31 automatic clutch gears, 32 a set of cups, 33 shaft gear overdrive clutch, 34 controlled automatic clutchs, 35 drive links, 36 antifriction-bearing boxs, 37 gears, 38 planetary wheel right supports, 39 axis, 40 axis overdrive clutch, 41 gears, 42 eccentric shafts, 43 control arms, 44A shape transmission arm, 45 spring mounting holes, 46 steel cable mounting holes, 47 keys, 48 screw rods, 49 drive links, 50 keys, 51 keys, 52,53 brake collars, 54 inner geares, 55 planetary wheel left socles, 56 sun gears, 57 planetary wheels, 58 antifriction-bearing boxs, 59 antifriction-bearing boxs, 60 a set of cups, 61 compensating-gear shafts, 62 a set of cups, 63 inertia wheels, 64 housing left end caps, 65 bearing pins, 66 bolts, 67 bearing pins, 68 rollers, 69 roller springs, 70 bearing pins, 71 bump rubbers, 73 rocking arms, 74,75 spring assemblies, 76 spring perches, 77 setting devices, 78 ring gears, 79 gears and helical member, 80 platens and helical member 81 friction linings, 82 axle housings, 83 antifriction-bearing boxs, 84 spoke holes, 85 drg seats, 86 tooth bar knock holees, 87 trimming screw holes, 89 packing rings, 90 nuts.

The specific embodiment

The invention will be further described with reference to the accompanying drawings.

Fig. 1 shows the basic structure pattern (the axle spring assembly is a most compressed state) of car load of the present invention, and

wheel

2 and 23 by the

resilient suspension

8 and 24 location of undamped element, will be passed to work-saving device L and Z and drive wheels from vibrations or the kinetic energy that jolts respectively.Work-saving device Z is located at the axis position of bicycle, one housing 28 is arranged, and it comprises by the fastening two end cap of screw, its end surface shape such as Fig. 1, shown in Figure 3, the axis position of its axial width and bicycle is suitable, its anterior partially bottom welding or the screw with vehicle frame 1 of going up fixed, and rear lower is captiveed joint with the front end of two forks (chain stay) of trailing wheel resilient suspension 24 by the two ends of the axle 52 (Fig. 2 or Fig. 3) of cod location; The rear end of two forks is fixed with the wheel shaft of wheel 23 by the bearing pin back that is connected alive with the lower end of two push rods (upright fork) respectively, can captive joint with the lower end of a spring assembly 16 in upper end at two push rods, live with the upper back bearing pin of vehicle frame 1 and be connected in the upper end of spring assembly 16.Work-saving device L is located at front wheel spindle 4 places, and handlebar 12 has left and

right operating control

14 and 13 respectively, can have identical operating function respectively promptly by steel cable 11: can control work-saving device Z and front and back

wheel brake equipment

7 and 17 simultaneously.

Fig. 2-Fig. 5 shows the basic structure form of work-saving device Z, the intermediate plate that radially has of cylindric seal cavity has an axial tubular protrusions by a side in heart position therein in its shell, the A shape transmission arm 44 one heads that radially are provided with in this side shell are axially located through housing 28 bearings by axle 52, correspondence position axially has an axle by intermediate plate and housing end plug 29 bearings location to be provided with a shaft gear 30 in the middle and can fix with axle between A shape transmission arm 44 its two, elasticity or frictional connection, on the axle of shaft gear 30 1 ends and the foreign steamer of equipping 33, two mono-directional overrun clutches 33 of shaft gear mono-directional overrun clutch of two operative orientation unanimities be connected and be equipped with bearing (Fig. 3) by bearing

65 and 70 work with 49 by one or a pair of drive link 35 respectively between every at the both sides of axle and A shape transmission arm 44 its two respectively.Two shaft gear mono-directional overruns clutch 33 respectively have a foreign steamer, five rollers 68 and spring 69 and by a spacing sleeve and four thrust rings do respectively each axially between the location, its inner ring is the axle (Fig. 2, Fig. 3, Fig. 5) of shaft gear 30.

By above-mentioned

drive link

35 and 49 layouts on 30 both sides of shaft gear, can make two mono-directional overrun clutch alternations, its mode of operation: can be to draw, push away when establishing a drive link (two every) to the foreign steamer of each overdrive clutch when A shape transmission arm 44 is reciprocating, also can be the form that pushes away and draw when drive link (every of two establish a pair of).In the driving process, the orientation that the up-and-down movement of the vibrations or the generation of jolting can be changed fully into shaft gear 30 by said mechanism rotatablely moves, and its hand of rotation is opposite with the operative orientation of hinge wheel 25.The other end at shaft gear 30 has gear 31 and assembly and controls to constitute controlled shaft gear automatic clutch with it, and this clutch can be that band is main, the clutch of roller bidirectional overtaking or the reversible friction clutch of the moving pusher dog of clump.

Among Fig. 2, in not having tubular protrusions one side shell, intermediate plate is axially arranged with planetary gear set and inertia wheel.Planetary gear set is located on its axle by the tubular shafts of planetary carrier 38 1 ends and intermediate plate tubular protrusions endoporus bearing transmission gear 41 is housed, and shaft gear 30 meshes by the window on the intermediate plate tubular protrusions and this gear 41.Inner gear 54 is located with bearing by the circumference boss on the intermediate plate end face a brake collar 53 on its cylindrical, its one is lived with the eccentric shaft 42 of bearing location through intermediate plate, housing end plug 29 and to be connected with one by other ends, intermediate plate upper pin 67 location, and eccentric shaft 42 bodies are provided with control arm 43 and are connected with the manipulation steel cable.The planetary wheel 57 of planetary gear set has three, and rectangular distribution is also located with bearing by bearing pin 61 respectively in its left and right sides support 55 and 38.The tubular shafts of right support 38 right-hand members with pass gear 41 and captive joint, left and right sides support 55 and 38 have three uniform bolts 66 fasteningly have respectively axially between it, radially, circumferential positioning boss (Fig. 4).Brake collar 53 has the band back of the body of pin shaft hole to be with bonding with friction by a two or riveted joint is an one.The centre of inertia wheel 63 is the sun gear that tubular shafts one end has planetary gear set, this two ends respectively with

planetary carrier

55 or 38 and housing end plug 64 antifriction-bearing boxs location.Sun gear 56 is one or stressed joint with inertia wheel 63 right-hand member tubular shafts.Housing 28 axial centre bits are equipped with axis 39, by being provided with clutch of axis mono-directional overrun and the fixing hinge wheel 25 of shell 28 outer gear 37 wheel bodys with it that constitutes with gear 37 near the one end, gear 31 engagements of gear 37 and controlled shaft gear automatic clutch, axis 39 are located the outer two ends of its shell by housing end plug 64 bearings of the head end of intermediate plate tubular protrusions and opposition side respectively and are captiveed joint with 26 with foot-operated crank 15 respectively.The clutch of axis mono-directional overrun have four rollers and spring in it wheel peg graft fixing by the end of crank 26 major parts or with axis 39 one.

In the such scheme: 1. shaft gear 30 rotating moment are passed to (speedup) inertia wheel 63 by transmission gear 41, compound planet gear and make it obtain kinetic energy and storage; Foot-operated power on the foot-operated

crank

15 and 26 through axis overdrive clutch 40 with torque, also can be when passing to big chain 25 by controlled shaft gear automatic clutch (can select use), a part of power is passed to (speedup) inertia wheel 63 and by its storage through above-mentioned transmission.2. when the kinetic energy that obtains when inertia wheel 63 reaches certain value, just produce reverse transmission, at this moment passing to hinge wheel 25 through above-mentioned transmission (deceleration) is drive wheels.3. eccentric rotation axis 42 can make brake collar 53 be in braking (tightening up) or non-braking (loosening) state, and the torque on the gear 54 is controlled, and can make work-saving device Z be in different mode of operations.The preload of adjusting control arm 43 upper springs can be in gear ring 54 in certain torque, and the input and output that make it not only to satisfy power require but also produce slide relative between gear ring 54 and the brake collar 53 can guarantee to transship the time, and it is protected.Can control it at any time by handling steel cable 11 in the process of moving.

Fig. 6-10 shows the basic structure form of work-saving device L.Front-wheel resilient suspension (front fork) 8 can be telescoping or rocker-arm.Telescopic structure is: captive joint with preceding forked standard 10 respectively in the upper end of two outer tubes, its underpart has the tooth bar seat respectively and the bonded assembly tooth bar 5 of living with it, the correspondence position of pipe lower end tooth bar 5 also is provided with the track adjusting wheel or the guide groove of tooth bar 5 in two, in two sleeve pipes of suspension spring assembly is arranged respectively; The structure of rocker-arm is: lived by an end of axle 74 and rocking arm 73 respectively and be connected in the lower end of front fork 8; live with the lower end of two spring assemblies 75 respectively and is connected and fixes with axletree in the other end of rocking arm 73; upper end of spring assembly 75 respectively with front fork 8 on alive connection of spring perch, be fixed with ring gear 78 in the end of front fork and mesh (Fig. 6) with the gear external spiral spare 79 of wheel axle housing 82 ends.With regard to telescoping undamped suspension work-saving device L is done an explanation below: pipe inboard wheel axle places, lower end are respectively equipped with servomechanism in two between axle housing 82 ends, by be fixed on two outer tubes tooth bar 5 and with two in the fixing axletree of pipe 4 gear external spiral spare 79 concentric and that locate with bearing and platen inside spin spare 80, friction lining 81 and constitute drive connection with the platen of axle housing 82 one.In the said structure: axle housing two ends tooth bar 5 or ring gear 78 are respectively with the engage position of gear external spiral spare 79 and the hand of spiral of worm drive part: preceding, a back engagement; One left-handed a, dextrorotation is four lines or above worm drive; Its engagement situation is guaranteed by trimming screw.

The mode of operation of such scheme is an example with Fig. 7: in the driving process, when wheel (quite suspension in manage) relative with the resilient suspension outer tube when static, so mutually noninterfere between the platen of hand of rotation opposite axle housing 82 ends of advancing because of the rotary orientation of helical member and wheel and inside spin spare 80 and the friction lining 81; When wheel relative resilient suspension outer tube takes place to top offset, pass to 79 1 torques of gear external spiral spare through tooth bar 5, under spiral and action of inertia, make platen inside spin spare 80 to axle housing 82 1 side shiftings and with compressing of axle housing 82 axle housing 82 to be passed in torque through friction lining 81 be wheel, make it forward direction and rotate.When wheel relative resilient suspension outer tube during to bottom offset, tooth bar 5 is done counter motion with gear external spiral spare 79, at this moment platen inside spin spare 80 is that transmission of torque stops to tooth bar one side shifting, and simultaneously the device of axle housing 82 other ends begins the repetition said process and wheel is passed in torque made it continue forward direction to rotate.In travelling sometimes axle housing 82 (wheel) and platen inside spin spare 80 rotational angular differ bigger, thereby at this moment avoid the impulsion of travelling or drag the phenomenon while also part being played a protective role by producing slide relative between the two.

Claims

1. autoamtic boosting bicycle, the resilient suspension and the wheel that comprise vehicle frame and undamped element, foot-operated crank, chain, minor sprocket, speed change and operating control, it is characterized in that front and back wheel is respectively equipped with motor-driven assistor: the trailing wheel work-saving device is located at the axis position of bicycle, fix by the housing (28) and the bottom of vehicle frame, cylindric space radially has an intermediate plate in the shell, in the centre of intermediate plate one side one axial tubular protrusions is arranged, in this side shell, an A shape transmission arm (44) arranged radially, at axially behind shell (28) bearing location, captiveing joint of A shape transmission arm (44) one head with the front end of back resilient suspension (24) fork outside the shell (28) by axle (52), correspondence position axially has an axle by intermediate plate and shell end cap (29) bearing location between its two of A shape transmission arm (44), one shaft gear (30) is arranged at this middle part, the shaft gear mono-directional overrun clutch (33) of two operative orientation unanimities is arranged on the axle of shaft gear (30) one ends, the foreign steamer of these two mono-directional overrun clutches (33) is lived with (49) by one or a pair of drive link (35) respectively between this both sides and its two of A shape transmission arm (44) every respectively and is connected, and the controlled automatic clutch of gear (31) and assembly and controls formation is arranged on the axle of shaft gear (30) other end; In intermediate plate does not have tubular protrusions one side shell planetary gear set and inertia wheel (63) arranged axially: planetary carrier (38) the one end centres of planetary gear set are the endoporus bearing location of tubular shafts by the intermediate plate tubular protrusions, and shaft gear (30) meshes by window on the intermediate plate tubular protrusions and the gear (41) on this; The inner gear of planetary gear set (54) is located by the circumference boss bearing on the intermediate plate end face, one brake collar (53) is arranged on the cylindrical of inner gear (54), one of brake collar (53) being lived with an eccentric shaft (42) through intermediate plate and shell end cap (29) bearing location by other end, the bearing pin on the intermediate plate (67) location is connected, and has a control arm to be connected with the manipulation steel cable on this axle (42) body; The centre of inertia wheel (63) is a tubular shafts, and there is the sun gear of planetary gear set this a end, and locate with planetary carrier (55 or 38) and shell end cap (64) antifriction-bearing box respectively at the two ends of inertia wheel (63) axle; In shell (28) center axially is that axis (39) is fixed with foot-operated crank (15) and (26) respectively by the two ends that shell end cap (64) bearing of the head end of intermediate plate tubular protrusions and opposition side is located outside its shell respectively, an axis mono-directional overrun clutch that constitutes with gear (37) is arranged near one end of the interior axis of shell (28) (39), this gear (37) meshes with the gear (31) of controlled automatic clutch, and the wheel body of this gear (37) has hinge wheel (25) at shell (28) external fixation; The front-wheel work-saving device is located at the two ends of wheel axle housing (82), tooth bar (5) or ring gear (78) and resilient suspension movable part location and gear (79) and worm drive part (80), friction lining (81) and axle housing (82) the formation drive connection concentric by resilient suspension fixed part location with axletree, the tooth bar (5) at axle housing (82) two ends or ring gear (78) are respectively preceding, a back engagement, left-handed a, dextrorotation with the engage position of gear (79) and the hand of spiral of worm drive part (80).

2. autoamtic boosting bicycle according to claim 1, the resilient suspension difference that it is characterized in that described undamped element: can captive joint with the lower end of a spring assembly (16) in the upper end of rear suspension (24) two push rods, lives with the vehicle frame upper back and be connected in the upper end of spring assembly (16); Front suspension can be telescoping or rocker-arm, and the correspondence position of its two interior pipe lower end tooth bars (5) also is provided with the track adjusting wheel or the guide groove of tooth bar (5) during for telescoping.

3. autoamtic boosting bicycle according to claim 1 is characterized in that the planetary gear set in the described trailing wheel work-saving device: planetary wheel (57) has three, and evenly branch is also located by bearing pin (61) bearing respectively in two stands (55) and (38); Gear (41) on support (38) tubular shafts is a captive joint; Two stands (55) and (38) by three uniform bolts (66) fasteningly have respectively axially between it, radially with circumferential positioning boss.

4. autoamtic boosting bicycle according to claim 1 is characterized in that in the described trailing wheel work-saving device: shaft gear (30) can be fixed with axle, elasticity or frictional connection; Described controlled automatic clutch can be the clutch of roller bidirectional overtaking or the reversible friction clutch of band pusher dog.

5. autoamtic boosting bicycle according to claim 1, it is characterized in that in the described trailing wheel work-saving device: the shaft gear mono-directional overrun clutch (33) of two operative orientation unanimities is by a spacing sleeve and four throw-out collar difference axial location, and its inner ring is the axle of shaft gear (30).

6. autoamtic boosting bicycle according to claim 1 is characterized in that the worm drive part in the described front-wheel work-saving device is four lines or above worm drive.