CN107284596A - Alternating override type labour-saving bicycle transmission device - Google Patents
Alternating override type labour-saving bicycle transmission device Download PDFInfo
- Publication number
- CN107284596A CN107284596A CN201710655662.6A CN201710655662A CN107284596A CN 107284596 A CN107284596 A CN 107284596A CN 201710655662 A CN201710655662 A CN 201710655662A CN 107284596 A CN107284596 A CN 107284596A
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- China
- Prior art keywords
- gear
- main shaft
- change
- transmission device
- alternately
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 34
- 230000008859 change Effects 0.000 claims description 32
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000006872 improvement Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L1/00—Brakes; Arrangements thereof
-
- 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
- B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses one kind alternating override type labour-saving bicycle transmission device, including wheel and main shaft, the two ends of main shaft are respectively equipped with makes the first pedal assembly and the second pedal assembly of the forward and reverse rotation of main shaft by alternately reciprocally swinging, it is provided between main shaft and wheel no matter main shaft rotates the gearbox that wheel can rotated in the same direction forward or backwards, gear box output end is adapted with wheel.The alternating override type labour-saving bicycle transmission device that the present invention is provided, personnel are stepped down on the pedal of the bicycle and can also stood firm, and can omit seat, and the strength of human body can be made full use of during lower pedal, coordinate the use of gearbox, labor-saving effect becomes apparent from.
Description
Technical field
The present invention relates to technical field of bicycles, more particularly to a kind of alternately override type labour-saving bicycle transmission device.
Background technology
With the development of society, power consumption vehicle is more and more, severe contamination is caused to destroy social environment, but people are peaceful
It is willing to use heavy-polluted vehicle, although also few selection is economic and environment-friendly uses hard bicycle.And existing bicycle is adopted
With pedal chain formula structure, its labor-saving effect is general.Needed for this design one kind can give full play to human strength, using it is quick,
Laborsaving environmentally friendly bicycle.
The content of the invention
It is an object of the invention to provide one kind alternating override type labour-saving bicycle transmission device, personnel step down in the bicycle
It can also be stood firm on pedal, seat can be omitted, and the strength of human body can be made full use of during lower pedal, coordinate making for gearbox
With labor-saving effect becomes apparent from.
To achieve the above object, the present invention provides a kind of alternately override type labour-saving bicycle transmission device, including wheel and
Main shaft, the two ends of main shaft are respectively equipped with makes the first pedal assembly and second of the forward and reverse rotation of main shaft by alternately reciprocally swinging
Pedal assembly, is provided between main shaft and wheel and rotates the change that wheel can rotated in the same direction forward or backwards regardless of main shaft
Fast case, gear box output end is adapted with wheel.
As a further improvement on the present invention, the master gear coaxially arranged with the main shaft is provided with the gearbox, also
Provided with distinguishing coaxially arranged the first ratchet and the first change gear, the second ratchet and the second change gear two-by-two,
Direction of rotation when both first ratchet and the second ratchet transmit torque is opposite and is meshed with master gear, and first
Idle pulley is engaged between change gear and the second change gear；Set between axle and gear box output end where first change gear
There is gear.
As the further improvement of the present invention, the gear includes first coaxially arranged with the first change gear
Include radius different first flank of tooth and second flank of tooth on change-speed gearing, in addition to second stud gear, second stud gear, become
Fast mechanism includes being used to drive second stud gear to move along its axis, make first flank of tooth be meshed or make with first stud gear
The action bars that second flank of tooth is meshed with the first change gear.
As the further improvement of the present invention, the gear includes threeth coaxially arranged with second stud gear
Change-speed gearing, in addition to the 4th change-speed gearing engaged with the 3rd change-speed gearing, the 4th change-speed gearing, the gearbox output
Hold as axis body one end coaxially arranged with the 4th change-speed gearing.
As the further improvement of the present invention, provided with being set on the outside of main shaft and both relative can turn in the middle part of the wheel
Dynamic outer shaft, is provided with transmission mechanism between the outer shaft and the gear box output end.
As the further improvement of the present invention, the transmission mechanism includes being arranged on the output of the gear box output end
Gear, in addition to chain and the flywheel coaxially arranged with the outer shaft, the chain are enclosed on the wheel face of output gear and flywheel.
As the further improvement of the present invention, first pedal assembly includes the first lever, and second pedal is total
Into including the second lever；Second lever one end is provided with the second pedal, and its other end is vertical with a side wall of main shaft to be connected；First
Lever one end is provided with the first pedal, and changement is provided between its other end and the other end of main shaft.
As the further improvement of the present invention, the first commutation flank of tooth and second that the changement includes being meshed is changed
To the flank of tooth, the first commutation flank of tooth is arranged on one end of first lever, and the second commutation flank of tooth is arranged on one end of the main shaft
On the wall of side.
As the further improvement of the present invention, it includes being used to limit first pedal and the second pedal descending displacement
Limiting section.
As the further improvement of the present invention, the main shaft is provided with brake gear.
Beneficial effect
Compared with prior art, the advantage of alternating override type labour-saving bicycle transmission device of the invention is：
1st, gearbox can make personnel alternately wheel is rotated in the same direction all the time when stepping on two pedals, what two underfooting were stepped on
Energy is utilized, and pedal is circumferentially moved unlike standard bicycle, the first pedal assembly and the second pedal assembly
Only make alternately reciprocally swinging, personnel step down on the pedal of the bicycle and can also stood firm, and can omit seat, and energy during lower pedal
The strength of human body is made full use of, coordinates the use of gearbox, labor-saving effect becomes apparent from；
2nd, the first ratchet and the second ratchet are meshed with master gear, when master gear is rotated to a direction
When, one of ratchet produces torque to the axis body where it, and another one-way wheel is not produced to the axis body where it
Torque, it is ensured that will not be by resistance, as long as main shaft starts to rotate, you can lasting produce makes car when main shaft is rotated forward or backwards
The torque rotated to same direction is taken turns, the energy stepped on is made full use of down；
3rd, include radius different first flank of tooth and second flank of tooth on second stud gear, the second speed change is made by action bars
Gear is moved along its axis, and is allowed first flank of tooth to be meshed with first stud gear or second flank of tooth is mutually nibbled with the first change gear
Close, you can the appropriate tooth ratio of bicycle is selected according to the demand of moment of torsion or speed, it is convenient and swift；
4th, the outer shaft in the middle part of wheel is set on the outside of main shaft, not only saves space, without reusing many axles
Body is used for installing wheel, reaches light-weighted effect；
5th, changement can realize the first pedal assembly to a direction swing while, the second pedal assembly to another
Direction is swung；
What the 6th, limiting section was avoided that the first pedal and the second pedal moves out design runlength, so as to prevent parts damages；
7th, due to no matter main shaft rotating, wheel can all rotate, it is therefore desirable to by brake gear to principal shaft braking so that
Realize the braking of bicycle.
By following description and with reference to accompanying drawing, the present invention will become more fully apparent, and these accompanying drawings are used to explain the present invention
Embodiment.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the overlooking the structure diagram of alternately override type labour-saving bicycle transmission device；
Fig. 2 is the position relationship left view of the first pedal assembly, the second pedal assembly, limiting section and main shaft；
Fig. 3 is the overlooking the structure diagram of gearbox and wheel；
Fig. 4 is the left view of the first change gear, the second change gear and idle pulley.
Embodiment
Embodiments of the invention are described with reference now to accompanying drawing.
Embodiment
As shown in Figures 1 to 4, one kind replaces override type labour-saving bicycle transmission device to the embodiment of the present invention,
Including wheel 5 and main shaft 3, the two ends of main shaft 3 are respectively equipped with makes the first of the forward and reverse rotation of main shaft 3 by alternately reciprocally swinging
The pedal assembly 2 of pedal assembly 1 and second, car can be made by being provided with to rotate forward or backwards regardless of main shaft 3 between main shaft 3 and wheel 5
The gearbox 6 that wheel 5 is rotated in the same direction, the output end of gearbox 6 is adapted with wheel 5.In the present embodiment, the bicycle transmission
Device is on the bottom plate of bicycle, and wheel 5 is trailing wheel, and bicycle also includes the handle of front-wheel and control front-wheel steer.Before
The quantity of wheel and trailing wheel is one.
The master gear 61 coaxially arranged with the main shaft 3 is provided with the gearbox 6, is additionally provided with coaxially arranged respectively two-by-two
The first ratchet 62 and the first change gear 63, the second ratchet 64 and the second change gear 65, the first ratchet
62 and direction of rotation during second both transmission torques of ratchet 64 it is opposite and be meshed with master gear 61, the first deflecting tooth
Idle pulley 66 is engaged between the change gear 65 of wheel 63 and second；Axle and the output end of gearbox 6 where first change gear 63 it
Between be provided with gear 67.First ratchet 62 is identical with the radius of the second ratchet 64, the first change gear 63 and
The radius of two change gears 65 is identical, ensures that two act what is provided when trampling the first pedal assembly 1 and the second pedal assembly 2
Moment of torsion is same.
The gear 67 includes the first stud gear 671 coaxially arranged with the first change gear 63, in addition to the
Include radius different first flank of tooth and second flank of tooth on two change-speed gearings 672, second stud gear 672, gear 67 is wrapped
Include for driving second stud gear 672 to move along its axis, first flank of tooth is meshed with first stud gear 671 or make the
The action bars 675 that two flank of tooth are meshed with the first change gear 63.
The gear 67 include threeth change-speed gearing 673 coaxially arranged with second stud gear 672, in addition to
3rd change-speed gearing 673 engagement the 4th change-speed gearing 674, the 4th change-speed gearing 674, the output end of gearbox 6 be with
The coaxially arranged axis body one end of 4th change-speed gearing 674.
The middle part of wheel 5 is provided with the outer shaft 51 for being set in the outside of main shaft 3 and both can relatively rotate, the outer shaft 51 and institute
State and transmission mechanism 7 is provided between the output end of gearbox 6.
The transmission mechanism 7 includes being arranged on the output gear 71 of the output end of gearbox 6, in addition to chain 72 and with
The coaxially arranged flywheel 73 of the outer shaft 51, the chain 72 is enclosed on the wheel face of output gear 71 and flywheel 73.
First pedal assembly 1 includes the first lever 12, and second pedal assembly 2 includes the second lever 22；Second
The one end of lever 22 is provided with the second pedal 21, and its other end is vertical with a side wall of main shaft 3 to be connected；The one end of first lever 12 is provided with
Changement 4 is provided between the other end of first pedal 11, its other end and main shaft 3.
The changement 4 includes the first commutation commutation flank of tooth 42 of the flank of tooth 41 and second being meshed, the first commutation flank of tooth
41 are arranged on one end of first lever 12, and the second commutation flank of tooth 42 is arranged on a side wall of the main shaft 3.
It includes the limiting section 9 for being used to limit the descending displacement of 11 and second pedal of the first pedal 21.In the present embodiment,
Limiting section 9 is the baffle plate for being arranged on the first pedal 11 and the lower section of the second pedal 21.
The main shaft 3 is provided with brake gear.In the present embodiment, brake gear is drum brake system, its brake block position
In the outside of main shaft 3.
During using bicycle equipped with the alternating override type labour-saving bicycle transmission device, when stepping on the first pedal 11,
Second pedal 21 is moved up under the effect of changement 4, and master gear 61 turns to the axis body transmission where the first ratchet 62
Square, the axis body passes sequentially through gear 67 and transmission mechanism 7 imparts power to wheel 5 and rotates it, and now second is unidirectional
Although gear 64 is rotated with master gear 61, torque is not transmitted to axis body where it；When stepping on the second pedal 21, the first pedal
11 move up under the effect of changement 4, and master gear 61 transmits torque, the axis body to the axis body where the second ratchet 64
Pass sequentially through gear 67 and transmission mechanism 7 imparts power to wheel 5 and rotates it, although now the first ratchet 62
Rotated with master gear 61, but torque is not transmitted to axis body where it.
The alternating override type labour-saving bicycle transmission device can also be used in unicycle, tricycle or other carried
On the manpower movement instrument of wheel.
Above in association with most preferred embodiment, invention has been described, but the invention is not limited in implementation disclosed above
Example, and modification, equivalent combinations that the various essence according to the present invention are carried out should be covered.
Claims (10)
1. one kind alternately override type labour-saving bicycle transmission device, including wheel (5) and main shaft (3), it is characterised in that main shaft
(3) two ends are respectively equipped with makes first pedal assembly (1) and second of main shaft (3) forward and reverse rotation by alternately reciprocally swinging
Pedal assembly (2), between main shaft (3) and wheel (5) be provided with no matter main shaft (3) rotate forward or backwards can make wheel (5) to
The gearbox (6) of same direction rotation, gearbox (6) output end is adapted with wheel (5).
2. a kind of alternately override type labour-saving bicycle transmission device according to claim 1, it is characterised in that the speed change
The master gear (61) coaxially arranged with the main shaft (3) is provided with case (6), is additionally provided with that to distinguish coaxially arranged first two-by-two unidirectional
Gear (62) and the first change gear (63), the second ratchet (64) and the second change gear (65), the first ratchet
(62) direction of rotation and during both the second ratchets (64) transmission torque is opposite and is meshed with master gear (61), and first
Idle pulley (66) is engaged between change gear (63) and the second change gear (65)；Axle and change where first change gear (63)
Gear (67) is provided between fast case (6) output end.
3. a kind of alternately override type labour-saving bicycle transmission device according to claim 2, it is characterised in that the speed change
Mechanism (67) includes the first stud gear (671) coaxially arranged with the first change gear (63), in addition to second stud gear
(672) radius different first flank of tooth and second flank of tooth, are included on second stud gear (672), gear (67) includes using
In driving second stud gear (672) to move along its axis, first flank of tooth is meshed with first stud gear (671) or make
The action bars (675) that two flank of tooth are meshed with the first change gear (63).
4. a kind of alternately override type labour-saving bicycle transmission device according to claim 3, it is characterised in that the speed change
Mechanism (67) include threeth change-speed gearing (673) coaxially arranged with second stud gear (672), in addition to the 3rd speed change
4th change-speed gearing (674) of gear (673) engagement, the 4th change-speed gearing (674), gearbox (6) output end is and the
The coaxially arranged axis body one end of four change-speed gearings (674).
5. a kind of alternately override type labour-saving bicycle transmission device according to Claims 1-4 any one, its feature exists
In provided with the outer shaft (51) for being set in main shaft (3) outside and both can relatively rotate, the outer shaft (51) in the middle part of the wheel (5)
Transmission mechanism (7) is provided between the gearbox (6) output end.
6. a kind of alternately override type labour-saving bicycle transmission device according to claim 5, it is characterised in that the transmission
Mechanism (7) includes being arranged on the output gear (71) of the gearbox (6) output end, in addition to chain (72) and with the outer shaft
(51) coaxially arranged flywheel (73), the chain (72) is enclosed on the wheel face of output gear (71) and flywheel (73).
7. a kind of alternately override type labour-saving bicycle transmission device according to claim 1, it is characterised in that described first
Pedal assembly (1) includes the first lever (12), and second pedal assembly (2) includes the second lever (22)；Second lever (22)
One end is provided with the second pedal (21), and its other end is vertical with a side wall of main shaft (3) to be connected；First lever (12) one end is provided with
Changement (4) is provided between the other end of first pedal (11), its other end and main shaft (3).
8. a kind of alternately override type labour-saving bicycle transmission device according to claim 7, it is characterised in that the commutation
Mechanism (4) includes the first commutation flank of tooth (41) being meshed and the second commutation flank of tooth (42), and the first commutation flank of tooth (41) is arranged on
One end of first lever (12), the second commutation flank of tooth (42) is arranged on a side wall of the main shaft (3).
9. a kind of alternately override type labour-saving bicycle transmission device according to claim 7 or 8, it is characterised in that it is wrapped
Include the limiting section (9) for limiting first pedal (11) and the second pedal (21) descending displacement.
10. a kind of alternately override type labour-saving bicycle transmission device according to claim 7 or 8, it is characterised in that described
Main shaft (3) is provided with brake gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710655662.6A CN107284596B (en) | 2017-08-03 | 2017-08-03 | Alternate pedal type labor-saving bicycle transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710655662.6A CN107284596B (en) | 2017-08-03 | 2017-08-03 | Alternate pedal type labor-saving bicycle transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107284596A true CN107284596A (en) | 2017-10-24 |
| CN107284596B CN107284596B (en) | 2023-08-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710655662.6A Active CN107284596B (en) | 2017-08-03 | 2017-08-03 | Alternate pedal type labor-saving bicycle transmission device |
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| Country | Link |
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| CN (1) | CN107284596B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110525575A (en) * | 2019-10-10 | 2019-12-03 | 张新金 | A kind of bicycle |
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