CN106114744A - A kind of labour-saving new bicycle - Google Patents
A kind of labour-saving new bicycle Download PDFInfo
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- CN106114744A CN106114744A CN201610684011.5A CN201610684011A CN106114744A CN 106114744 A CN106114744 A CN 106114744A CN 201610684011 A CN201610684011 A CN 201610684011A CN 106114744 A CN106114744 A CN 106114744A
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- Prior art keywords
- gear
- trailing wheel
- bicycle
- labour
- single direction
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M1/00—Rider propulsion of wheeled vehicles
- B62M1/24—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers
- B62M1/30—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers characterised by the use of intermediate gears
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to a kind of labour-saving bicycle, including bicycle, the left and right sides is provided with the pedal connecting rod of lengthening, it is characterized in that: the pedal connecting rod that two, left and right lengthens each connects the driving means of the bicycle rear left and right sides, the driving means of the described left and right sides comprises directional rotating joint arrangement, the driving means of the described left and right sides each connects the two ends of trailing wheel central shaft, and the pedal connecting rod driving means that the described left and right sides lengthens directly drives trailing wheel.Advantages of the present invention: labour-saving bicycle make use of lever principle to greatest extent, several times increase lever length, and on lever, add double ratchet wheels (or double unilateral bearing) directional rotating joint arrangement dexterously, guaranteeing that tradition is ridden on the basis of mode, several times improve the torsional forces of trailing wheel outer ring, and making to ride becomes more laborsaving.Distance, the acid of leg muscle is swollen when riding for a long time, distending pain, feeling of fatigue feel alleviation to the limit, thoroughly having overturned the kind of drive of bicycle chain transmission (through-drive), having become more convenient, light so that riding.
Description
Technical field
The present invention relates to a kind of labour-saving transmission mechanism of bicycle, particularly labour-saving bicycle labour-saving operation principle and double
Ratchet directional rotating joint arrangement.
Technical background
At present, all bicycles are all that left and right foot alternately tramples pedal, order about large toothed disk and rotate counterclockwise, and pass through chain
Bar or power transmission shaft transmit the force to the fixing flywheel of rear wheel-side, wheel shaft flower-drum, spoke transfer force to trailing wheel outer ring, make trailing wheel inverse
Hour hands rotate thus drive bicycle to move ahead.Pedal connecting rod length is typically at 160mm, and when both feet are alternately trampled, diameter is
320mm, large toothed disk 42 tooth diameter 170mm, flywheel 14 tooth diameter is 60mm, and bicycle 26 inch wheel external diameter is 660mm, reason
Opinion assumes that when pedal force is 10KG, pedal does counterclockwise circular motion when left and right foot is alternately trampled, and is now delivered to molar
The power of dish crown is 19KG, and the power being transferred force to 3 times of gear shift flywheel crowns fixing on the left of trailing wheel by chain is 19KG,
Transferring force to the power of trailing wheel outer ring by wheel shaft flower-drum, spoke again is 1.72KG.But the meeting in power transmittance process of actual chain
Have the loss of 6%-7%, when riding about foot respectively scrunch once, large toothed disk rotate one circle, flywheel is due to round after 3 times of variable speed drives
Dynamic 3 circles, only have 0.6KG/ to enclose so the torsional forces of the bicycle rear outer ring acquisition in Hang Jining is actual.Standard bicycle is ridden
Time, pedal steps on position of having an effect in gravity center of human body front, and thigh shank is at case of bending, the most firmly pedals continuously for a long time
Stepping on, thigh, shank, knee joint can very laborious, easily produce that leg muscle acid is swollen, ache, fatigue is even pulled.If able to
There is provided one to lengthen pedal connecting rod (lever), the most do not change original custom of riding, there is no the labour-saving bicycle of chain drive, general
Pursue accreditation to most people particularly working clan, also will be admitted by whole society environmentalist.
Summary of the invention
The purpose of the present invention is exactly to solve existing bicycle to save the merit present situation not saving merit the most laborsaving, laborsaving, it is provided that Yi Zhongchong
Divide the labour-saving bicycle utilizing lever principle.The present invention relates to a kind of labour-saving transmission mechanism of bicycle, the most laborsaving voluntarily
Car labour-saving operation principle and double ratchet wheels (or double unilateral bearing) directional rotating joint arrangement.
The operation principle of a kind of labour-saving bicycle: use the pedal connecting rod lengthened；That is the arm of force of lever is increased
Length；The most do not change tradition to ride custom；Double ratchet wheels (or double unilateral bearing) directional rotating joint dress is increased on long lever adding
Put, make pedal connecting rod front portion, left and right remain that horizontal parallel direction moves in a circle, and by left and right Planetary Gear Transmission machine
Structure (or rear change axle) directly drives rear wheel.The strength obtaining several times in the case of the identical speed ratio of identical pedalling force is defeated
Go out, so that scrunching effect to improve several times.Owing to increasing pedal connecting rod (articulated lever) length, the output of trailing wheel outer ring
Torsional forces also obtains several times and amplifies, in the case of riding in sitting posture speed ratio is identical with standard bicycle so that left and right pedal is stepped on
Power reduces several times, thus improves the property indices of bicycle, reaches and realizes labour-saving purpose.Distance, ride for a long time
During row, the acid of leg muscle is swollen, distending pain, feeling of fatigue feel alleviation to the limit, makes the motion of people, works, goes on a journey more
Low-carbon environment-friendly, rides and becomes lighter, laborsaving.
The present invention relates to a kind of labour-saving bicycle, including bicycle, the left and right sides is provided with the pedal connecting rod of lengthening, and it is special
Levy and be: the pedal connecting rod that two, left and right lengthens each connects the driving means of the bicycle rear left and right sides, described left and right
The driving means of both sides comprises directional rotating joint arrangement, and the driving means of the described left and right sides each connects trailing wheel central shaft
Two ends, the pedal connecting rod driving means that the described left and right sides lengthens directly drives trailing wheel.Each described driving means by
Connecting plate, central gear, carrier gear, single direction ratchet gear are constituted, and wherein offer 3 axis holes, trailing wheel center on connecting plate
Axle is positioned at inner side axis hole, bearing connect, and the outer end empty set at trailing wheel central shaft is provided with central gear, described centre tooth
Wheel is fixed with bicycle rack and is connected, middle part that carrier gear and single direction ratchet gear are connected on connecting plate by axle, outboard shafts
In hole, central gear and single direction ratchet gear are positioned at the both sides of carrier gear and engage respectively.The every foot-operated company lengthened
The end of bar is provided with single direction ratchet, with connecting plate outside single direction ratchet pinion rotation direction phase fixing on power shaft in axis hole
Instead.Single direction ratchet outer ring fixing on power shaft in axis hole outside connecting plate is equipped with gear.Power shaft in axis hole outside connecting plate
Upper fixing single direction ratchet gear and central gear modulus, diameter are identical.Each described driving means is by planet
Geared system and directional rotating joint arrangement are constituted, and described epicyclic gearing is by planetary gear ring gear, planet carrier, planet
Wheel, sun gear are constituted, and sun gear is fixing with trailing wheel central shaft to be connected, and planetary ring gear is fixed with bicycle rack, planet
Wheel is fixedly connected on planet carrier by axle, and planetary gear engages with ring gear and sun gear respectively, sets in the middle of two adjacent lines star-wheels
It is equipped with power shaft, is fixed on planet carrier coaxial with bridge gear shaft.Directional rotating joint arrangement is by the pedal connecting rod end lengthened
Single direction ratchet, outer ring that end is fixed are fixed cogged single direction ratchet, carrier gear and central gear and are constituted, and carrier gear is solid
Surely being connected on planet carrier power shaft, central gear empty set is arranged on trailing wheel central shaft, and central gear is fixed with bicycle rack,
Central gear and single direction ratchet gear that middle part carrier gear is fixing with interior outside respectively engage, the pedal connecting rod end that every lengthens
End is provided with single direction ratchet, fixes with outer ring and is connected by an axle between cogged single direction ratchet, and is fixed on outside connecting plate
In axis hole.After pedal connecting rod driving means, planetary gear or the trailing wheel flower-drum variable-speed shaft lengthened by the left and right sides is directly driven
Wheel.
A kind of labour-saving bicycle drive mechanism of the present invention: include bicycle, pedal connecting rod (the articulated thick stick of lengthening
Bar), at left and right lever postmedian, directional rotating joint arrangement is installed, is fitted with in the directional rotating joint arrangement of the left and right sides
Double ratchet wheels (or double unilateral bearing), round after directly being driven by left and right planetary gear mechanism (or trailing wheel flower-drum variable-speed shaft)
Dynamic labour-saving bicycle, has thoroughly overturned the kind of drive of bicycle chain transmission (or through-drive).It is characterized in that: lengthening
Pedal connecting rod (articulated lever), left and right lever postmedian is provided with directional rotating joint arrangement, left and right sides directional rotating
Double ratchet wheels (or double unilateral bearing) it is fitted with, it is ensured that front portion is all the time for left and right pedal connecting rod (articulated lever) in joint arrangement
Keeping horizontal parallel direction to move in a circle, lever rear portion directional rotating joint arrangement moves in a circle around trailing wheel central shaft.
Ratchet (or unilateral bearing) outer ring is fixed with joint-gear, the gear that joint-gear diameter and trailing wheel center are fixed on vehicle frame
Diameter is identical, is fixed with a carrier gear in the middle of two identical gears, and carrier gear central shaft is coaxial with planet carrier power shaft.Work as a left side
When batter pedal force moves downward, owing to central gear and vehicle frame maintain static dynamic, joint-gear and carrier gear around in
Heart gear rotates counterclockwise, and because central gear and joint-module, size are identical, joint-gear is around centre tooth
When wheel rotates 360 °, joint-gear also wants rotation 360 °, joint-gear time rotational, dallies under the effect of ratchet, thus really
Protecting pedal connecting rod (articulated lever) front portion, left and right and remain that horizontal parallel direction moves in a circle, lever rear portion orientation turns
Movable joint device moves in a circle around trailing wheel central shaft.When downward external force is passed by bridge gear shaft (planet carrier power shaft)
When being delivered on planet carrier, ordering about planet carrier and rotate counterclockwise, owing to ring gear is fixed with bicycle rack, planetary gear is fixed on planet
On frame and ratcheting with ring gear, sun gear, when planet carrier actively rotates counterclockwise, drive sun gear the most inverse by corresponding speed ratio
Hour hands rotate, and corresponding torsional forces further through trailing wheel central shaft, is directly passed to trailing wheel, makes trailing wheel counterclockwise by the rotation of sun gear
High speed rotating gets up.When pedal arrival topmost in left side starts to scrunch descending, right side footrest now arrives foot,
Left side is trampled downwards right side footrest under pedal and trailing wheel central shaft effect and is started up, and same right side footrest of working as arrives
When top starts to scrunch descending, left side pedal now arrives foot, tramples downwards pedal and trailing wheel central shaft on right side
Effect bottom left batter pedal starts up, and such left and right foot is alternately trampled, continuous laborsaving acting, thus drives bicycle to move ahead.
Advantages of the present invention: labour-saving bicycle make use of lever principle to greatest extent, several times increase lever length, and
On lever, add double ratchet wheels (or double unilateral bearing) directional rotating joint arrangement dexterously, guaranteeing that tradition is ridden mode
On the basis of, several times improve the torsional forces of trailing wheel outer ring, and making to ride becomes more laborsaving.Distance, leg flesh when riding for a long time
The acid of meat is swollen, distending pain, feeling of fatigue feel alleviation to the limit, has thoroughly overturned the biography of bicycle chain transmission (through-drive)
Flowing mode, becomes more convenient, light so that riding.
The shortcoming of the present invention: on trailing wheel central shaft the left and right sides need to increase epicyclic gearbox (or) with double ratchet wheels
The directional rotating joint arrangement of (or double unilateral bearing), the pedal connecting rod (lever) of lengthening, on difficulty of processing and complete vehicle weight
Can increased.
Accompanying drawing explanation
Fig. 1 is the planetary gear operation principle schematic diagram that trailing wheel central shaft both sides of the present invention (for left side in figure) connect.
Fig. 2 is the operation principle structural representation of directional rotating joint arrangement of the present invention (for left side in figure).
Fig. 3 is the cross sectional plan view of planetary gear type labour-saving bicycle drive mechanism of the present invention.
Fig. 4 is the structural representation of embodiment of the present invention planetary gear type labour-saving bicycle drive mechanism (for left side in figure)
Figure.
Fig. 5 is the cross sectional plan view of embodiment of the present invention speed change shaft type labour-saving bicycle drive mechanism.
A kind of labour-saving bicycle, including bicycle, the left and right sides is provided with the pedal connecting rod of lengthening, it is characterised in that: left
Right two pedal connecting rods lengthened each connect the driving means of the bicycle rear left and right sides, the driving of the described left and right sides
Device comprises directional rotating joint arrangement, and the driving means of the described left and right sides each connects the two ends of trailing wheel central shaft, institute
The pedal connecting rod driving means that the left and right sides stated lengthens directly drives trailing wheel.Each described driving means by connecting plate, in
Heart gear, carrier gear, single direction ratchet gear are constituted, and wherein offer 3 axis holes on connecting plate, and trailing wheel central shaft is positioned at inner side
In axis hole, bearing connecting, the outer end empty set at trailing wheel central shaft is provided with central gear, described central gear and bicycle
Frame is fixing to be connected, in middle part that carrier gear and single direction ratchet gear are connected on connecting plate by axle, outside axis hole, and centre tooth
Wheel and single direction ratchet gear are positioned at the both sides of carrier gear and engage respectively.The end of the every pedal connecting rod lengthened is installed
Have single direction ratchet, with connecting plate outside single direction ratchet pinion rotation fixing on power shaft in axis hole in opposite direction.Outside connecting plate
Single direction ratchet outer ring fixing on power shaft in side shaft hole is equipped with gear.That fixes on power shaft in axis hole outside connecting plate is unidirectional
Ratchet gear and central gear modulus, diameter are identical.Each described driving means is by epicyclic gearing and determines
Constituting to cradle head device, described epicyclic gearing is by planetary gear ring gear, planet carrier, planetary gear, sun gear structure
Becoming, sun gear is fixing with trailing wheel central shaft to be connected, and planetary ring gear is fixed with bicycle rack, and planetary gear is fixing even by axle
Being connected on planet carrier, planetary gear engages with ring gear and sun gear respectively, is provided with power shaft in the middle of two adjacent lines star-wheels, Gu
It is scheduled on planet carrier coaxial with bridge gear shaft.Directional rotating joint arrangement is by the end fixed unidirectional spine of the pedal connecting rod lengthened
Wheel, outer ring are fixed cogged single direction ratchet, carrier gear and central gear and are constituted, and carrier gear is fixedly connected on planet carrier
On power shaft, central gear empty set is arranged on trailing wheel central shaft, and central gear is fixed with bicycle rack, and middle part carrier gear divides
Unfixing with interior outside central gear and single direction ratchet gear engage, and the every pedal connecting rod end lengthened is provided with unidirectional spine
Wheel, fixes with outer ring between cogged single direction ratchet and is connected by an axle, and is fixed on outside connecting plate in axis hole.By left and right
Pedal connecting rod driving means, planetary gear or trailing wheel flower-drum variable-speed shaft that both sides lengthen directly drive trailing wheel.
Fig. 1 is the planetary gear operation principle schematic diagram that trailing wheel central shaft both sides of the present invention (for left side in figure) connect: as
The ring gear 5 of planetary gear 7 shown in Fig. 1 is fixed with bicycle rack, and planetary gear 3 is fixed on planet carrier 4, with ring gear 5, the sun
Taking turns 2 ratcheting, sun gear 2 is fixed on trailing wheel central shaft 9.When downward force is transmitted by downward external force by planet carrier power shaft 6
Time on planet carrier, ordering about planet carrier 4 and rotate counterclockwise, owing to ring gear 5 is fixed with bicycle rack, planetary gear 3 is fixing is expert at
In carrier 4 and ratcheting with ring gear 5, sun gear 2, when planet carrier actively rotates counterclockwise, drive sun gear 2 by corresponding speed ratio
Passively rotating counterclockwise, corresponding torsional forces, further through trailing wheel central shaft 9, is directly passed to trailing wheel, after making by the rotation of sun gear 2
Take turns high speed rotating counterclockwise, thus drive bicycle to move ahead.
Fig. 2 is the operation principle structural representation of directional rotating joint arrangement of the present invention (for left side in figure): as shown in Figure 2
Lengthen pedal connecting rod 1(lever) ratchet 2(unilateral bearing is installed in postmedian directional rotating joint arrangement 5), ratchet 2(is unidirectional
Bearing) outer ring is fixed with gear 3, and joint-gear 3 diameter is identical with gear 8 diameter that trailing wheel 11 center is fixed on vehicle frame, and two
A carrier gear 4, carrier gear 4 central shaft 6 and planet carrier power shaft 6(Fig. 1 it is fixed with in the middle of identical gear) coaxial.Work as left side
When pedal 1 stress moves downward, owing to trailing wheel central gear 8 and vehicle frame maintain static dynamic, joint-gear 3 and carrier gear 4
Rotating counterclockwise around central gear 8, because central gear 8 and joint-gear 3 modulus, size are identical, joint-gear 3 encloses
When central gear 8 rotates 360 °, rotation 360 ° also wanted by joint-gear 3, and joint-gear 3 time rotational, under the effect of ratchet 2
Idle running, so that it is guaranteed that the articulated lever of pedal connecting rod 1() and pedal 10 connecting rod leading portion 1 be horizontally oriented all the time, orient
Cradle head device 5 moves in a circle around trailing wheel central shaft 9.
Fig. 3 is the cross sectional plan view (for left side in figure) of planetary gear type labour-saving bicycle drive mechanism of the present invention, such as Fig. 3
Shown in, the articulated lever of pedal connecting rod 2(of lengthening), at lever postmedian, directional rotating joint arrangement 11, left and right are installed
Double ratchet wheels 4(or double unilateral bearing it is fitted with in both sides directional rotating joint arrangement 11), ratchet 4(or unilateral bearing) outer ring is solid
Surely having joint-gear (not shown), diameter is identical with gear 8 diameter that trailing wheel center is fixed on vehicle frame, in two identical gears
Between be fixed with a carrier gear 5, carrier gear 5 central shaft 6 and planet carrier power shaft 6(Fig. 1) coaxial.When left side pedal 1 is subject to
When power moves downward, owing to central gear 8 and vehicle frame maintain static dynamic, joint-gear (not shown) and carrier gear 5 around in
Heart gear 8 rotates counterclockwise, because central gear 8 and joint-gear (not shown) modulus, size are identical, and joint-gear
Around central gear 8 rotate 360 ° time, joint-gear also wants rotation 360 °, and joint-gear time rotational, under the effect of ratchet 4
Idle running, so that it is guaranteed that the left and right articulated lever of pedal connecting rod 2() front portion remains that horizontal parallel direction moves in a circle, thick stick
Bar 2 rear portion directional rotating joint arrangement 11 moves in a circle around trailing wheel central shaft 9.When downward external force passes through bridge gear shaft
When 6--planet carrier power shaft 6 is delivered on the planet carrier 12 of planetary gear 7, orders about planet carrier 12 and rotate counterclockwise, as planet tooth
Described in wheel operation principle, owing to ring gear is fixed with bicycle rack, planetary gear be fixed on planet carrier 12 and with ring gear, too
Sun wheel 10 is ratcheting, when planet carrier 12 actively rotates counterclockwise, drives sun gear 10 to rotate the most counterclockwise by corresponding speed ratio, too
Corresponding torsional forces, further through trailing wheel central shaft 9, is directly passed to trailing wheel 13 by the rotation of sun wheel 10, makes trailing wheel 13 the most at a high speed
Rotate.
Embodiment 1
Fig. 4 is embodiment of the present invention planetary gear type labour-saving bicycle drive mechanism: include bicycle 1, the pedal connecting rod 3 of lengthening
(articulated lever), is provided with directional rotating joint arrangement 11, directional rotating joint, the left and right sides at left and right lever postmedian
Be fitted with double ratchet wheels 4(or double unilateral bearing in device 11), by left and right planetary gear 7 drive mechanism (or trailing wheel flower-drum become
Speed axle) directly drive trailing wheel 10 rotation labour-saving bicycle, thoroughly overturned the transmission of bicycle chain transmission (or through-drive)
Mode.It is characterized in that: the articulated lever of pedal connecting rod 3(of lengthening), left and right lever postmedian is provided with directional rotating and closes
Regulating device 11, is fitted with double ratchet wheels 4(or double unilateral bearing in left and right sides directional rotating joint arrangement 11), it is ensured that left and right foot
Step on the articulated lever of connecting rod 3() front portion remains that horizontal parallel direction moves in a circle, directional rotating joint, lever rear portion
Device 11 moves in a circle around trailing wheel central shaft 9.Ratchet 4(or unilateral bearing) outer ring is fixed with joint-gear 5, diameter with
Gear 8 diameter that trailing wheel center is fixed on vehicle frame is identical, is fixed with a carrier gear 12, carrier gear in the middle of two identical gears
12 central shafts 6 and planet carrier power shaft 6(Fig. 1) coaxial.When left side pedal 2 stress moves downward, due to central gear 8 He
Vehicle frame maintains static dynamic, and joint-gear 5 and carrier gear 12 rotate counterclockwise around central gear 8, because of central gear 8 with
Joint-gear 5 modulus, size are identical, joint-gear 5 around central gear 8 rotate 360 ° time, joint-gear 5 also want
Rotation 360 °, joint-gear 5 time rotational, dallies, so that it is guaranteed that left and right pedal connecting rod 3(is articulated under the effect of ratchet 4
Lever) front portion remains that horizontal parallel direction moves in a circle, lever 3 rear portion directional rotating joint arrangement 11 is around in trailing wheel
Mandrel 9 moves in a circle.Passing through bridge gear shaft 6--planet carrier below power shaft 6(when downward external force is Fig. 1) it is delivered to row
Time in carrier 4, ordering about planet carrier 4 and rotate counterclockwise, owing to ring gear 5 is fixed with bicycle rack, planetary gear 3 is fixed on planet carrier
On 4 and ratcheting with ring gear 5, sun gear 2, when planet carrier 4 actively rotates counterclockwise, drive sun gear 2 by corresponding speed ratio quilt
Dynamic rotation counterclockwise, corresponding torsional forces, further through trailing wheel central shaft 9, is directly passed to trailing wheel 10, after making by the rotation of sun gear 2
Wheel 10 high speed rotating counterclockwise get up.When left side below pedal 2(is Fig. 4) arrive topmost when starting to scrunch descending, right side
Pedal (not shown) now arrives foot, tramples downwards pedal in left side and trailing wheel central shaft 9 acts on bottom right batter and steps on
Plate starts up, and equally when right side footrest (not shown) arrival topmost starts to scrunch descending, left side pedal 2 now arrives
Reach foot, trample downwards pedal on right side and trailing wheel central shaft 9 acts on bottom left batter pedal 2 and starts up, so left and right
Foot is alternately trampled, continuous laborsaving acting, thus drives bicycle 1 to move ahead.
Embodiment 2
Fig. 5 is the cross sectional plan view (for left side in figure) of embodiment of the present invention speed change shaft type labour-saving bicycle drive mechanism, such as Fig. 5
Shown in, the articulated lever of pedal connecting rod 2(of lengthening), at lever postmedian, directional rotating joint arrangement 11, left and right are installed
Double ratchet wheels 3(or double unilateral bearing it is fitted with in both sides directional rotating joint arrangement 11), ratchet 3(or unilateral bearing) outer ring is solid
Surely having joint-gear (not shown), diameter is identical with gear 5 diameter that trailing wheel center is fixed on vehicle frame, in two identical gears
Between be fixed with a carrier gear 4, when left side pedal 1 stress moves downward, owing to central gear 5 and vehicle frame maintain static
Dynamic, joint-gear (not shown) and carrier gear 4 rotate counterclockwise around central gear 5, because of central gear 5 and joint-tooth
Wheel (not shown) modulus, size is identical, joint-gear around central gear 5 rotate 360 ° time, joint-gear also want from
Turn 360 °, joint-gear time rotational, dally under the effect of ratchet 3, so that it is guaranteed that the left and right articulated thick stick of pedal connecting rod 2(
Bar) front portion remains that horizontal parallel direction moves in a circle, lever 2 rear portion directional rotating joint arrangement 11 is around trailing wheel center
Axle 9 moves in a circle.Owing to directional rotating joint arrangement 11 is fixed with connecting plate 6, connecting plate 6 is fixed with trailing wheel central shaft 9 again,
So when directional rotating joint arrangement 11 rotates counterclockwise a circle, trailing wheel central shaft 9--trailing wheel flower-drum 8 internal variable speed axle 9(is same
Axle) also synchronize to rotate counterclockwise a circle, and by the cooperation of gear trains different in trailing wheel flower-drum, it is achieved after various rotating speed speed ratio
Take turns coaxial speed change, thus drive bicycle to move ahead.
Labour-saving bicycle make use of lever principle to greatest extent, and several times increase lever arm of force length, and exist dexterously
Increase ratchet (or unilateral bearing) directional rotating joint arrangement on the lever of left and right, make left and right pedal connecting rod middle front part remain water
Average line direction moves in a circle, and is guaranteeing that tradition is ridden (circumference scrunches) on the basis of mode, under the effect adding long lever
Several times improve the torsional forces of trailing wheel outer ring, and making to ride becomes more laborsaving.Distance, the acid of leg muscle when riding for a long time
Swollen, distending pain, feeling of fatigue feel alleviation to the limit, have thoroughly overturned the transmission side of bicycle chain transmission (or through-drive)
Formula, thus improve the property indices of bicycle, reaches and realizes labour-saving purpose, make green ride become more comfortable,
Easily.
Claims (8)
1. a labour-saving bicycle, including bicycle, the left and right sides is provided with the pedal connecting rod of lengthening, it is characterised in that: left and right
Two pedal connecting rods lengthened each connect the driving means of the bicycle rear left and right sides, the driving dress of the described left and right sides
Putting and comprise directional rotating joint arrangement, the driving means of the described left and right sides each connects the two ends of trailing wheel central shaft, described
The left and right sides lengthen pedal connecting rod driving means directly drive trailing wheel.
2. a kind of labour-saving bicycle as described in claim 1, it is characterised in that: each described driving means by connecting plate,
Central gear, carrier gear, single direction ratchet gear are constituted, and wherein offer 3 axis holes on connecting plate, and trailing wheel central shaft is positioned at
In side shaft hole, bearing connecting, the outer end empty set at trailing wheel central shaft is provided with central gear, described central gear with voluntarily
Vehicle frame is fixing to be connected, in middle part that carrier gear and single direction ratchet gear are connected on connecting plate by axle, outside axis hole, and center
Gear and single direction ratchet gear are positioned at the both sides of carrier gear and engage respectively.
3. a kind of labour-saving bicycle as described in claim 1, it is characterised in that: the end of the every pedal connecting rod lengthened is installed
Have single direction ratchet, with connecting plate outside single direction ratchet pinion rotation fixing on power shaft in axis hole in opposite direction.
4. a kind of labour-saving bicycle as described in claim 2-3, it is characterised in that: solid on power shaft in axis hole outside connecting plate
Fixed single direction ratchet outer ring is equipped with gear.
5. a kind of labour-saving bicycle as described in claim 2, it is characterised in that: fixing on power shaft in axis hole outside connecting plate
Single direction ratchet gear and central gear modulus, diameter identical.
6. a kind of labour-saving bicycle as described in claim 1, it is characterised in that: each described driving means is by planetary gear
Device and directional rotating joint arrangement are constituted, described epicyclic gearing by planetary gear ring gear, planet carrier, planetary gear,
Sun gear is constituted, and sun gear and trailing wheel central shaft are fixed and be connected, and planetary ring gear is fixed with bicycle rack, planetary gear by
Axle is fixedly connected on planet carrier, and planetary gear engages with ring gear and sun gear respectively, is provided with in the middle of two adjacent lines star-wheels
Power shaft, is fixed on planet carrier coaxial with bridge gear shaft.
7. a kind of labour-saving bicycle as described in claim 1-5, it is characterised in that: directional rotating joint arrangement is by the foot lengthened
Step on the fixing single direction ratchet of connecting rod end, outer ring is fixed cogged single direction ratchet, carrier gear and central gear and is constituted, mistake
Axle gear is fixedly connected on planet carrier power shaft, and central gear empty set is arranged on trailing wheel central shaft, central gear with voluntarily
Vehicle frame is fixed, and central gear and single direction ratchet gear that middle part carrier gear is fixing with interior outside respectively engage, every lengthening
Pedal connecting rod end is provided with single direction ratchet, fixes with outer ring and is connected by an axle between cogged single direction ratchet, and is fixed on
Outside connecting plate in axis hole.
8. a kind of labour-saving bicycle as described in claim 1-7, it is characterised in that: the pedal connecting rod lengthened by the left and right sides
Driving means, planetary gear or trailing wheel flower-drum variable-speed shaft directly drive trailing wheel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610684011.5A CN106114744A (en) | 2016-08-18 | 2016-08-18 | A kind of labour-saving new bicycle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610684011.5A CN106114744A (en) | 2016-08-18 | 2016-08-18 | A kind of labour-saving new bicycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697171A (en) * | 2017-01-04 | 2017-05-24 | 兰州工业学院 | Chainless planetary gear type bicycle and transmission mechanism thereof |
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2016
- 2016-08-18 CN CN201610684011.5A patent/CN106114744A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697171A (en) * | 2017-01-04 | 2017-05-24 | 兰州工业学院 | Chainless planetary gear type bicycle and transmission mechanism thereof |
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Application publication date: 20161116 |