CN207157412U - A kind of modified form bicycle - Google Patents
A kind of modified form bicycle Download PDFInfo
- Publication number
- CN207157412U CN207157412U CN201720426663.9U CN201720426663U CN207157412U CN 207157412 U CN207157412 U CN 207157412U CN 201720426663 U CN201720426663 U CN 201720426663U CN 207157412 U CN207157412 U CN 207157412U
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- CN
- China
- Prior art keywords
- chain wheel
- crank
- expansion link
- vehicle frame
- modified form
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims description 11
- 230000009975 flexible effect Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 7
- 230000033001 locomotion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000001351 cycling effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
It the utility model is related to bicycle art, and in particular to a kind of modified form bicycle.A kind of modified form bicycle, including vehicle frame and the trailing wheel for being arranged at vehicle frame rear end, the vehicle frame side are provided with the first chain wheel, and the vehicle frame side sets also the second chain wheel, the first chain wheel and the second chain wheel drive connection；The opposite side of the vehicle frame is provided with the 3rd chain wheel, and second chain wheel passes through vehicle frame and the 3rd chain wheel synchronous axial system, and the opposite side of the vehicle frame sets also the 4th chain wheel, the 3rd chain wheel and the 4th the chain wheel drive connection, the 4th chain wheel and trailing wheel synchronous axial system.The purpose of this utility model is to provide a kind of modified form bicycle, it has on the premise of custom of being ridden without largely change modern, bicycle can be stepped on smaller power, exercise farther distance, and can adjusted according to different situations and different step on line mode.
Description
Technical field
It the utility model is related to bicycle art, and in particular to a kind of modified form bicycle.
Background technology
Length is stayed in the development of bicycle long ago, is a kind of one of most successful manual machine utility model of current human society,
Pedal can be stepped on to realize with the power of very little the stretch journey of advancing longer by being sitting on bicycle.Current bicycle
The most common are mountain region bicycle and highway bicycle, the wheel cross section of mountain region bicycle is larger, is adapted to travel on rugged bottom surface,
But the wheel of mountain region bicycle is smaller, and riding speed is slower；The wheel cross section of the wheel of highway bicycle is smaller, and wheel is larger,
It is adapted to ride on stable urban road.But the design of current bicycle is all generally same profile, is stepped on by trampling
Plate driving chain wheel rotates, and chain wheel drives the flywheel of trailing wheel side, so as to drive the rotation of trailing wheel, due to above-mentioned design, thus it is existing
The cycling in generation gets up more laborious.
The content of the invention
In order to overcome shortcoming and defect present in prior art, the purpose of this utility model is to provide a kind of modified form
Bicycle, it has on the premise of custom of being ridden without largely change modern, can stepped on voluntarily with smaller power
Car, exercises farther distance, and can be adjusted according to different situations and different step on line mode.
The utility model is realized by following technology：
A kind of modified form bicycle, including vehicle frame and trailing wheel, the vehicle frame side are provided with the first chain wheel, the vehicle frame side
It is additionally provided with the second chain wheel, the first chain wheel and the second chain wheel drive connection；The opposite side of the vehicle frame is provided with the 3rd chain wheel, institute
To state the second chain wheel and pass through vehicle frame and the 3rd chain wheel synchronous axial system, the opposite side of the vehicle frame sets also the 4th chain wheel, and the described 3rd
Chain wheel and the 4th chain wheel are connected, the 4th chain wheel and trailing wheel synchronous axial system；Also include crank, the crank and the first tooth
Disk synchronous axial system；Also include the fixator of telescopic expansion link and adjustable position, described expansion link one end connects with fixator
Connect, the expansion link both sides are connected with crank；First chain wheel is bigger than the second chain wheel, and second chain wheel is than the 3rd chain wheel
Small, the 3rd chain wheel is bigger than the 4th chain wheel.
Wherein, the crank side is flexibly connected with the first expansion link, and the opposite side of crank and the activity of the second expansion link are even
Connect.
Wherein, the crank side is flexibly connected with the first expansion link, and the crank includes the first crank, connecting rod and the
Two cranks, first crank are flexibly connected with the first expansion link, and second crank is flexibly connected with the second expansion link, described
First crank is connected by connecting rod with the second crank.
Wherein, the equal length of first crank and the second crank.
Wherein, first chain wheel and the second chain wheel are located at the opposite side of vehicle frame, and the 3rd chain wheel and the 4th chain wheel are set
In the side of vehicle frame.
Wherein, the expansion link includes interior bar and the outer bar of hollow structure, and the interior bar is slided on the inside groove of outer bar, institute
The one end for stating outer interior bar is flexibly connected with pedal, and one end of the interior outer bar is fixedly connected with connecting portion.
Wherein, the fixator includes gear, foreign steamer and device frame, and foreign steamer and device frame are integrally formed, the inwall of the foreign steamer
It is toothed around, the gear is fixed on vehicle frame, and the gear teeth engage with gear, and the outer wall of described device frame one end and foreign steamer connects
Connect, the device frame other end is connected with connecting portion.
Wherein, first chain wheel is equal with the diameter of the 3rd chain wheel, the diameter phase of second chain wheel and the 4th chain wheel
Deng.
Wherein, the diameter of first chain wheel and the 3rd chain wheel, the diameter of second chain wheel and the 4th chain wheel is not
Deng.
The beneficial effects of the utility model：A kind of modified form bicycle of the present utility model, passes through the first chain wheel and second
Chain wheel is connected, the second chain wheel and the 3rd chain wheel synchronous axial system, and the 3rd chain wheel and the 4th chain wheel are connected, and only need to step on one
Segment is the effect that can reach very long distance of walking；The length of crank is reduced, and crank is connected with expansion link, passes through rotation
Crank, expansion link make expanding-contracting action, realize that the longer arm of force is stepped on, so as to reach labour-saving effect；And can be by changing
Become the position of fixator, realize mode of riding different under different situations, the position of fixator can also be raised, can accomplished
The mode of riding of prostrate, realize that the high speed of resistance very little is ridden.
Brief description of the drawings
Using accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not formed to of the present utility model
Any restrictions, on the premise of not paying creative work, can also be according to following attached for one of ordinary skill in the art
Figure obtains other accompanying drawings.
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is the structural representation of fixator of the present utility model.
Fig. 4 is the structural representation of interior bar of the present utility model and pedal.
Fig. 5 is the structural representation of outer bar of the present utility model.
Fig. 6 is interior bar of the present utility model and outer bar cooperation schematic diagram.
Fig. 7 is crank of the present utility model and foot-operated movement locus schematic diagram.
Fig. 8 is sliding shoe formula motion principle figure of the present utility model.
Reference
Vehicle frame -1, trailing wheel -2, the first chain wheel -- 3, the second chain wheel -- 4, the 3rd chain wheel -- 5, the 4th chain wheel -- 6, it is bent
Handle -- 7, the first crank -- 71, connecting rod -- 72, the second crank -- 73, expansion link -- 8, the first expansion link -- 81, connecting portion --
82, the second expansion link -- 83, pedal -- 84, interior bar -- 85, outer bar -- 86, fixator -- 9, gear -- 91, foreign steamer -- 92, wheel
Tooth -- 921, device frame -- 93, long handle -- 10, sliding block 11.
Embodiment
Illustrate embodiment of the present utility model below by way of specific instantiation, those skilled in the art can be by this theory
Content disclosed by bright book understands other advantages and effect of the present utility model easily.The utility model can also be by addition
Different embodiments are embodied or practiced, and the various details in this specification can also be based on different viewpoints with answering
With, without departing from it is of the present utility model spirit under carry out various modifications or alterations.
It should be noted that structure, ratio, size depicted in this specification institute accompanying drawings etc., only coordinating
Content disclosed in bright book, so that those skilled in the art understands and reads, being not limited to the utility model can implement
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
In the case where not influenceing the effect of the utility model can be generated and the purpose that can reach, it all should still fall and be taken off in the utility model
The technology contents shown are obtained in the range of covering.Meanwhile in this specification it is cited as " on ", " under ", "left", "right", " in
Between " and " one " etc. term, be merely convenient to understanding for narration, and be not used to limit the enforceable scope of the utility model, its
Relativeness is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Figures 1 to 7, a kind of modified form bicycle, including vehicle frame 1 and trailing wheel 2, the impeller diameter ratio of trailing wheel 2 is typically certainly
The trailing wheel wheel footpath of driving is big, and the side of vehicle frame 1 is provided with the first chain wheel 3, and the side of vehicle frame 1 is additionally provided with the second chain wheel 4, institute
The first chain wheel 3 is stated to be connected with the second chain wheel 4；The opposite side of the vehicle frame 1 is additionally provided with the 3rd chain wheel 5, second chain wheel 4
Through vehicle frame 1 and the synchronous axial system of the 3rd chain wheel 5, the opposite side of the vehicle frame 1 is provided with the 4th chain wheel 6, the 3rd chain wheel 5 and
Four chain wheels 6 are connected, the 4th chain wheel 6 and the synchronous axial system of trailing wheel 2；Also include crank 7, the chain wheel 3 of crank 7 and first
Synchronous axial system；Also including the fixator 9 of telescopic expansion link 8 and adjustable position, the one end of expansion link 8 is connected with fixator 9,
Expansion link 8 is flexibly connected with homonymy crank 7 respectively, because the chain wheel 4 of the first chain wheel 3 to the second is big, the chain wheel of the second chain wheel 4 to the three
5 is small, and the chain wheel 6 of the 3rd chain wheel 5 to the four is big, and crank 7 in the present embodiment is smaller than the crank of Regular Bicycle, passes through expansion link
8 operation, its length can be stretched, and so as to extend power arm, when driving the rotation of crank 7, the growth of the arm of force can be achieved
Labour-saving effect；And can by changing fixator 9, realize it is different under different situations step on line mode, specifically：By fixator 9
Connecting portion position adjusted by gear to above trailing wheel axis horizontal plane, bicyclist's prostrate is on bicycle, body more streamline
Type, its windage is also lower, steps on row state and is extended back completely for leg, leg is had an effect more completely, realizes resistance very little, stream of having an effect
Smooth high speed is ridden.
In the present embodiment, expansion link 8 include the first expansion link 81, the expansion link 83 of connecting portion 82 and second, described first
One end of expansion link 81 is flexibly connected with one end of connecting portion 82, and the other end of the first expansion link 81 is connected with pedal 84,
One end of second expansion link 83 is flexibly connected with the other end active face of connecting portion 82, and the other end of the second expansion link 83 is lived
Dynamic to be connected with pedal 84, one end of fixator 9 is connected with connecting portion 82, the outer wheel portion of another end fixator 9 of fixator 9 and
Axis connection in the trailing wheel of vehicle frame 1, expansion link 8 include interior bar 85 and the outer bar 86 of hollow structure, and interior bar 85 is on the inwall of outer bar 86
Slide, one end of outer interior bar 85 is flexibly connected with pedal 84, and one end of outer bar 86 is flexibly connected with connecting portion 82, is stepping on pedal
While 84, expansion link 8 followed by pedal 84 and move, because crank 7 is flexibly connected with the inner side of interior bar 85, interior bar 85 and crank
7 junction is moved in a circle using the axis of crank 7 as the center of circle, and for expansion link 8 during motion, interior bar 85 can be in outer bar 86
Inwall on slide, reach flexible effect；Because the length of interior bar 85 can increase length according to demand, passed through by increase
The longer arm of force is realized and stepped on, so as to reach labour-saving effect.
As preferable, the side of crank 7 is flexibly connected with the inner side of the first expansion link 81, the opposite side of crank 7 and second
The inner side of expansion link 83 is flexibly connected,
In the present embodiment, crank 7 includes the first crank 71, the crank 73 of connecting rod 72 and second, first crank 71
It is flexibly connected with the first expansion link 81, second crank 73 is flexibly connected with the second expansion link 83, as preferable, described
The equal length of one crank 71 and the second crank 73, the length of first crank 71 are not more than the radius of the first chain wheel 3, can be with
Ensure the harmony in cycling；First crank 71 is connected by connecting rod 72 with the second crank 73, the 4th chain wheel 6
It is independently connected with trailing wheel 2 by axle center, therefore the motion of the first chain wheel 3 and the 4th chain wheel 6 is separate, is independent of each other.
In the present embodiment, the first chain wheel 3 and the second chain wheel 4 are located at the opposite side of vehicle frame 1, the 3rd chain wheel 5 and the 4th tooth
Disk 6 is located at the side of vehicle frame 1, and the universal architecture of bicycle installs chain wheel for side, and to be pre-large post-small, on existing structure basis
Upper to change the smaller the better assembling, versatility is also stronger, can change the position of chain wheel according to the actual requirements.
In the present embodiment, the equal length of the first crank 71 and the second crank 73, the track stepped on of pedal 84 is promoted
In class ellipse, the length of first crank 71 is not more than the radius of the first chain wheel 3, reaches and changes modern in little degree
The effect of existing custom of riding.
In the present embodiment, the fixator 9 includes gear 91, foreign steamer 92 and device frame 93, and fixator 9 is integral type knot
Structure, the inwall of the foreign steamer 92 are toothed around 921, and the gear 91 is fixed on vehicle frame 1, and the gear teeth 921 are nibbled with gear 91
Close, described one end of device frame 93 is connected with the outer wall of foreign steamer 92, and the other end of device frame 93 is connected with connecting portion 82, by rotating foreign steamer 92
Gear 91, change the position of engagement by driving foreign steamer 92 to carry out circular motion and gear 91, so as to change the connecting portion of fixator 9
Position,.What different road conditions were realized in the position by changing the connecting portion of fixator 9 steps on line mode, if such as can root in climbing
According to the position of the gradient regulation connecting portion of fixator 9 relative to trailing wheel axis horizontal plane angle, row is conveniently stepped on.
Bicycle of the present utility model is also there is another embodiment, as shown in figure 8, expansion link 8 is substituted for
The long handle 10 of regular length, one end of long handle 10 are flexibly connected with sliding block 11, and sliding block 11 slides on the track set, can be with
Same implementation result is realized with expansion link 8.
Finally it should be noted that above example is only illustrating the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained with reference to preferred embodiment to the utility model, this area it is general
It is logical it will be appreciated by the skilled person that can be modified to the technical solution of the utility model or equivalent substitution, without departing from this
The spirit and scope of utility model technical scheme.
Claims (10)
1. a kind of modified form bicycle, including vehicle frame and trailing wheel, it is characterised in that：The vehicle frame side is provided with the first chain wheel, institute
State vehicle frame side and be additionally provided with the second chain wheel, the first chain wheel and the second chain wheel drive connection；The opposite side of the vehicle frame is provided with
3rd chain wheel, second chain wheel pass through vehicle frame and the 3rd chain wheel synchronous axial system, and the opposite side of the vehicle frame sets also the 4th tooth
Disk, the 3rd chain wheel and the 4th the chain wheel drive connection, the 4th chain wheel and trailing wheel synchronous axial system；
Also include crank, the crank and the first chain wheel synchronous axial system；
Also include the fixator of telescopic expansion link and adjustable position, described expansion link one end is connected with fixator, described
Expansion link both sides are connected with crank；
First chain wheel is bigger than the second chain wheel, and second chain wheel is smaller than the 3rd chain wheel, and the 3rd chain wheel is than the 4th chain wheel
Greatly.
A kind of 2. modified form bicycle according to claim 1, it is characterised in that：It is flexible that the expansion link includes first
Bar, connecting portion and the second expansion link, one end of first expansion link are flexibly connected with one end of connecting portion, the first expansion link
The other end is connected with pedal, and one end of second expansion link is flexibly connected with the other end of connecting portion, the second expansion link it is another
One end is connected with pedal；One end of the fixator is connected with connecting portion, and the other end and the vehicle frame or trailing wheel axis of fixator connect
Connect.
A kind of 3. modified form bicycle according to claim 2, it is characterised in that：The crank side and the first expansion link
It is flexibly connected, the opposite side of crank is flexibly connected with the second expansion link.
A kind of 4. modified form bicycle according to claim 1, it is characterised in that：The crank includes the first crank, connected
Extension bar and the second crank, first crank are flexibly connected with the first expansion link, the second crank and the second expansion link activity
Connection, first crank are connected by connecting rod with the second crank.
A kind of 5. modified form bicycle according to claim 4, it is characterised in that：First crank and the second crank
Equal length.
A kind of 6. modified form bicycle according to claim 1, it is characterised in that：First chain wheel and the second chain wheel are set
In the opposite side of vehicle frame, the 3rd chain wheel and the 4th chain wheel are located at the side of vehicle frame.
A kind of 7. modified form bicycle according to claim 1, it is characterised in that：The expansion link includes interior bar and hollow
The outer bar of structure, the interior bar are slided on the inside groove of outer bar, and one end of the interior bar is flexibly connected with pedal, the outer bar
One end is fixedly connected with connecting portion.
A kind of 8. modified form bicycle according to claim 1, it is characterised in that：The fixator includes gear, foreign steamer
With device frame, foreign steamer and device frame are integrally formed, and the inwall of the foreign steamer is toothed around, and the gear is fixed on vehicle frame, the wheel
Tooth is engaged with gear, and the outer wall connection of described device frame one end and foreign steamer, the device frame other end is connected with connecting portion.
A kind of 9. modified form bicycle according to claim 1, it is characterised in that：First chain wheel and the 3rd chain wheel
Diameter is equal, and second chain wheel is equal with the diameter of the 4th chain wheel.
A kind of 10. modified form bicycle according to claim 1, it is characterised in that：First chain wheel and the 3rd chain wheel
Diameter, the diameter of second chain wheel and the 4th chain wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426663.9U CN207157412U (en) | 2017-04-21 | 2017-04-21 | A kind of modified form bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426663.9U CN207157412U (en) | 2017-04-21 | 2017-04-21 | A kind of modified form bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207157412U true CN207157412U (en) | 2018-03-30 |
Family
ID=61709959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720426663.9U Expired - Fee Related CN207157412U (en) | 2017-04-21 | 2017-04-21 | A kind of modified form bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207157412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965902A (en) * | 2017-04-21 | 2017-07-21 | 王梦虎 | A kind of modified form bicycle |
-
2017
- 2017-04-21 CN CN201720426663.9U patent/CN207157412U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965902A (en) * | 2017-04-21 | 2017-07-21 | 王梦虎 | A kind of modified form bicycle |
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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 |
Granted publication date: 20180330 |