CN209467288U - A kind of coaxial Zeng Pin mechanism of bicycle - Google Patents
A kind of coaxial Zeng Pin mechanism of bicycle Download PDFInfo
- Publication number
- CN209467288U CN209467288U CN201920066647.2U CN201920066647U CN209467288U CN 209467288 U CN209467288 U CN 209467288U CN 201920066647 U CN201920066647 U CN 201920066647U CN 209467288 U CN209467288 U CN 209467288U
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- China
- Prior art keywords
- keel
- sealing cover
- bicycle
- gear
- casing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of coaxial Zeng Pin mechanisms of bicycle, belong to technical field of bicycles.The axis top two sides are provided with the first sealing cover and the second sealing cover, and first is provided with keel between sealing cover and the second sealing cover, keel casing is provided with outside the keel, first sealing cover, bearing is provided between second sealing cover and axis, first sealing cover, it is fixed between second sealing cover and keel casing by sealing bonnet bolt, the keel casing top is provided with bicycle skewers, and keel casing part is provided with bicycle rear fork, the keel jacket exterior is provided with keel bolt, and keel inside pipe casing is provided with keel inner bearing stud, the coaxial Zeng Pin mechanism of the bicycle realizes that bicyclist is not increasing stepping frequency, also it can achieve the higher frequency of traditional bicycle, the physical efficiency of bicyclist can significantly be reduced, efficiently solve chain wheel shaft ratio in standard bicycle Problem.
Description
Technical field
The utility model relates to a kind of coaxial Zeng Pin mechanisms of bicycle, belong to technical field of bicycles.
Background technique
Bicycle, also known as bicycle or bicycle are a kind of small-sized ground vehicles that footboard drives are trampled with manpower.Voluntarily
Vehicle is usually two wheels, also has three-wheel, but be mainly used for shipping, relatively rare.In the world first really it is practical from
Driving came across for 19 beginnings of the century.1817, German De Laisi invented the wooden two-wheeled cycle with handlebar in Paris, FRA.
The vehicles of European's favor at that time are rapidly become after the advent of bicycle.19th century, some Europeans also contemplated some reasons
The bicycle figure thought.It is universal due to automobile and subway in today, use bicycle to significantly reduce as the people of the vehicles,
Bicycle of today is even more the hobby of individual a kind of, therefore cycling of lying also occurs.
When traditional cycling, axis chain wheel is all advanced with bicyclist in equal frequencies, when if you need to accelerate to advance, is ridden
The frequency that passerby scrunches must just be accelerated, while need to consume a large amount of physical efficiency of human body.
Utility model content
In view of the above-mentioned problems, the technical problem to be solved by the present invention is to provide a kind of coaxial Zeng Pin mechanisms of bicycle.
The coaxial Zeng Pin mechanism of the bicycle of the utility model, it is solid comprising the first sealing cover, interior tooth gear, the first inner teeth gear
Price fixing, outer tooth external gear, external tooth wheel bearing axis, outer tooth centre wheel, straight pin, axis, bearing, centre wheel inner shaft, keel, second
Sealing cover, the second interior tooth fixed disk, inner teeth gear, external gear, chain chain wheel, centre wheel, centre wheel inner shaft, bicycle skewers, dragon
Bone casing, sealing bonnet bolt, keel bolt, keel inner bearing stud and bicycle rear fork, the axis top two sides are set
It is equipped with the first sealing cover and the second sealing cover, and is provided with keel between the first sealing cover and the second sealing cover, the keel
Outside is provided with keel casing, is provided with bearing between first sealing cover, the second sealing cover and axis, and described first
It is fixed between sealing cover, the second sealing cover and keel casing by sealing bonnet bolt, the keel casing top is provided with certainly
Driving cant beam, and keel casing part is provided with bicycle rear fork, the keel jacket exterior is provided with keel bolt, and
Keel inside pipe casing is provided with keel inner bearing stud, is provided with outside outer tooth between first sealing cover and the second sealing cover
Gear and external gear, the outer tooth external gear and external gear, which pass through external tooth wheel bearing axis, to be fixed, the outer tooth centre wheel
With axis connection in centre wheel, the interior tooth gear exterior is provided with the first inner teeth gear fixed disk, and the first inner teeth gear fixed disk
It is fixed by straight pin and axis, and is provided with the second interior tooth fixed disk outside inner teeth gear, 12 right side of the second sealing cover
It is provided with centre wheel inner shaft, and is provided with chain chain wheel in upper centre wheel inner shaft.
Preferably, the outer tooth external gear top and the bottom are engaged with interior tooth gear and outer tooth centre wheel respectively.
Preferably, the centre wheel inner shaft and the second interior tooth fixed disk use integrated design.
Preferably, the chain chain wheel and upper centre wheel inner shaft use integrated design.
Preferably, the external gear top and the bottom are engaged with inner teeth gear and centre wheel respectively.
Compared with prior art, the utility model has the beneficial effects that the coaxial Zeng Pin mechanism of the bicycle realizes bicyclist
Do not increasing stepping frequency, also can achieve the higher frequency of traditional bicycle, can significantly reduce the physical efficiency of bicyclist, have
Effect solves the problems, such as chain wheel shaft ratio in standard bicycle.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the overall structure cross-sectional view of the utility model.
Appended drawing reference: the first sealing cover 1, interior tooth gear 2, the first inner teeth gear fixed disk 3, outer tooth external gear 4, external tooth wheel shaft
Hold axis 5, outer tooth centre wheel 6, straight pin 7, axis 8, bearing 9, centre wheel inner shaft 10, keel 11, in the second sealing cover 12, second
Tooth fixed disk 13, inner teeth gear 14, external gear 15, chain chain wheel 16, centre wheel 17, upper centre wheel inner shaft 18, bicycle skewers 19,
Keel casing 20, sealing bonnet bolt 21, keel bolt 22, keel inner bearing stud 23, bicycle rear fork 24.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As Figure 1-Figure 2, present embodiment uses following technical scheme: it includes the first sealing cover 1, inner teeth gear
Take turns the 2, first inner teeth gear fixed disk 3, outer tooth external gear 4, external tooth wheel bearing axis 5, outer tooth centre wheel 6, straight pin 7, axis 8, axis
Hold 9, centre wheel inner shaft 10, keel 11, the second sealing cover 12, the second interior tooth fixed disk 13, inner teeth gear 14, external gear 15, chain
Chain wheel 16, centre wheel 17, upper centre wheel inner shaft 18, bicycle skewers 19, keel casing 20, sealing bonnet bolt 21, keel bolt
22, keel inner bearing stud 23 and bicycle rear fork 24, the 8 top two sides of axis are provided with the first sealing cover 1 and the
Two sealing covers 12, and keel 11 are provided between the first sealing cover 1 and the second sealing cover 12, it is provided with outside the keel 11
Keel casing 20 is provided with bearing 9 between first sealing cover 1, the second sealing cover 12 and axis 8, and described first is close
It covers and is fixed between the 1, second sealing cover 12 and keel casing 20 by sealing bonnet bolt 21,20 top of keel casing is set
Bicycle skewers 19 are equipped with, and 20 lower part of keel casing is provided with bicycle rear fork 24, sets outside the keel casing 20
It is equipped with keel bolt 22, and keel casing 20 is internally provided with keel inner bearing stud 23, first sealing cover 1 and second
Outer tooth external gear 4 and external gear 15 are provided between sealing cover 12, the outer tooth external gear 4 and external gear 15 pass through external tooth
Wheel bearing axis 5 is fixed, and outer 4 top and the bottom of tooth external gear are engaged with interior tooth gear 2 and outer tooth centre wheel 6 respectively, described
Outer tooth centre wheel 6 connect with centre wheel inner shaft 10, the first inner teeth gear fixed disk 3 is provided with outside the interior tooth gear 2,
And first inner teeth gear fixed disk 3 it is fixed by straight pin 7 and axis 8,15 top and the bottom of external gear respectively with inner teeth gear 14
And centre wheel 17 engages, and the second interior tooth fixed disk 13 is provided with outside inner teeth gear 14, the centre wheel inner shaft 10 and the
Two interior tooth fixed disks 13 use integrated design, are provided with centre wheel inner shaft 18 on the right side of second sealing cover 12, and on
Chain chain wheel 16 is provided in centre wheel inner shaft 18, the chain chain wheel 16 is set with upper centre wheel inner shaft 18 using integrated
Meter.
Working principle: axis 8 and the first interior tooth gear fixed disk 3 are fixed with straight pin 7, when axis 8 is to when turn,
Interior tooth gear 2 drives outer tooth external gear 4 to rotate, and rotates outer tooth centre wheel 6 to opposite direction, as axis 8 drives interior tooth gear 2
As soon as rotation circle will drive outer tooth external gear 45 with equidirectional 3 circle of rotation, outer tooth external gear 4 will drive outer tooth centre wheel 6 with phase
Anti- three circle of direction rotation, centre wheel inner shaft 10 are integrated with the second interior tooth fixed disk 13, when interior tooth gear 2 in a reverse direction
Turn three weeks, external gear 15 is driven also to be driven nine weeks in the opposite direction, centre wheel 17 turns nine circles, chain chain wheel to forward direction in drive
16 are integrated with upper centre wheel inner shaft 18, to realize coaxial increasing frequency function.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of coaxial Zeng Pin mechanism of bicycle, it is characterised in that: it includes the first sealing cover (1), interior tooth gear (2), first
Inner teeth gear fixed disk (3), outer tooth external gear (4), external tooth wheel bearing axis (5), outer tooth centre wheel (6), straight pin (7), axis
(8), bearing (9), centre wheel inner shaft (10), keel (11), the second sealing cover (12), the second interior tooth fixed disk (13), inner teeth gear
(14), external gear (15), chain chain wheel (16), centre wheel (17), upper centre wheel inner shaft (18), bicycle skewers (19), keel
Casing (20), sealing bonnet bolt (21), keel bolt (22), keel inner bearing stud (23) and bicycle rear fork (24), institute
Axis (8) the top two sides stated are provided with the first sealing cover (1) and the second sealing cover (12), and the first sealing cover (1) and second
It is provided with keel (11), is provided with keel casing (20) outside the keel (11), described first between sealing cover (12)
It is provided with bearing (9) between sealing cover (1), the second sealing cover (12) and axis (8), it is first sealing cover (1), second close
It covers and is fixed between (12) and keel casing (20) by sealing bonnet bolt (21), described keel casing (20) top is provided with
Bicycle skewers (19), and keel casing (20) lower part is provided with bicycle rear fork (24), the keel casing (20) is outside
Portion is provided with keel bolt (22), and keel casing (20) is internally provided with keel inner bearing stud (23), and described first is close
Outer tooth external gear (4) and external gear (15), the outer tooth external gear are provided between capping (1) and the second sealing cover (12)
(4) and external gear (15) is fixed by external tooth wheel bearing axis (5), the outer tooth centre wheel (6) and centre wheel inner shaft (10)
Connection, the interior tooth gear (2) is external to be provided with the first inner teeth gear fixed disk (3), and the first inner teeth gear fixed disk (3) passes through
Straight pin (7) and axis (8) are fixed, and are provided with the second interior tooth fixed disk (13) outside inner teeth gear (14), and described second is close
It is provided with centre wheel inner shaft (18) on the right side of capping (12), and is provided with chain chain wheel (16) in upper centre wheel inner shaft (18).
2. the coaxial Zeng Pin mechanism of a kind of bicycle according to claim 1, it is characterised in that: outside the outer tooth
It is engaged respectively with interior tooth gear (2) and outer tooth centre wheel (6) gear (4) top and the bottom.
3. the coaxial Zeng Pin mechanism of a kind of bicycle according to claim 1, it is characterised in that: the centre wheel inner shaft
(10) integrated design is used with the second interior tooth fixed disk (13).
4. the coaxial Zeng Pin mechanism of a kind of bicycle according to claim 1, it is characterised in that: the chain chain wheel (16)
Integrated design is used with upper centre wheel inner shaft (18).
5. the coaxial Zeng Pin mechanism of a kind of bicycle according to claim 1, it is characterised in that: on the external gear (15)
It is engaged respectively with inner teeth gear (14) and centre wheel (17) lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920066647.2U CN209467288U (en) | 2019-01-16 | 2019-01-16 | A kind of coaxial Zeng Pin mechanism of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920066647.2U CN209467288U (en) | 2019-01-16 | 2019-01-16 | A kind of coaxial Zeng Pin mechanism of bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209467288U true CN209467288U (en) | 2019-10-08 |
Family
ID=68091852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920066647.2U Expired - Fee Related CN209467288U (en) | 2019-01-16 | 2019-01-16 | A kind of coaxial Zeng Pin mechanism of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209467288U (en) |
-
2019
- 2019-01-16 CN CN201920066647.2U patent/CN209467288U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20220116 |