CN104149904B - The fold mechanism of folded bicycle - Google Patents
The fold mechanism of folded bicycle Download PDFInfo
- Publication number
- CN104149904B CN104149904B CN201410374758.1A CN201410374758A CN104149904B CN 104149904 B CN104149904 B CN 104149904B CN 201410374758 A CN201410374758 A CN 201410374758A CN 104149904 B CN104149904 B CN 104149904B
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- China
- Prior art keywords
- support beam
- pivot
- rotatable parts
- articulated
- drive
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Abstract
The fold mechanism of folded bicycle, including vehicle frame, its both sides are respectively arranged with side plate, and an accommodation space is formed between biside plate；Support beam, its upper end are articulated on vehicle frame by a pivot, and the bottom of the support beam is provided with wheel；Two drive components being respectively arranged on biside plate, drive component include on side plate and can around the first rotatable parts that the axis parallel to frame width direction is rotated relative to side plate, be articulated on pivot and connection synchronous with the first rotatable parts the second rotatable parts and the pedal being articulated on the first rotatable parts periphery；It is installed in support beam for the second rotatable parts rotational power to be passed to the transmission component of wheel.The present invention can be folded to support beam between the biside plate of vehicle frame, substantially reduce the volume after folded bicycle folding；Also, the support beam after folding will not be interfered with each other with the drive mechanism of folded bicycle and drive mechanism.
Description
Technical field
The present invention relates to a kind of vehicles, more particularly to a kind of fold mechanism of folded bicycle.
Background technology
At present, for the ease of carrying, reducing the space placed, bicycle, electric motor car are typically
It is designed as folding structure.Current folding bicycle typically include vehicle frame, wheel, with
And drive mechanism for wheel, drive mechanism for wheel is that, by foot-driven, which specifically includes horizontal
The active rotating shaft on vehicle frame, the fluted disc on axletree, synchronized links are articulated in fluted disc two
Two pedal connecting rods of side, pedal are articulated in the free end of pedal connecting rod, fluted disc and back wheels of vehicle
Wheel shaft linked using chain, the drive mechanism for wheel of this traditional folded bicycle is turned due to active
Axle is horizontally installed on vehicle frame, and as chain is wheel that back wheels of vehicle is extended to by active rotating shaft
Axle, therefore, which is merely able to overturn the vehicle frame anterior partial left side for installing front-wheel or right side, so
Folding other structures afterwards, thus, volume of the folded bicycle after being folded is larger, also, rolling over
After folding, front wheels and rear wheels cannot be rotated further by folded car, and user is merely able to lift folding
Folded car, is unable to carry out advancing.
The content of the invention
For the deficiencies in the prior art, the purpose of the present invention is intended to provide a kind of folding of folded bicycle
Folded mechanism, the support beam of folded bicycle can be folded to frame interior by which, so as to reduce folded bicycle
Volume after folding, and make folded bicycle that the use of wheel is not affected after folding.
For achieving the above object, the present invention is adopted the following technical scheme that：
The fold mechanism of folded bicycle, including,
Vehicle frame, the both sides of its width are respectively arranged with side plate, and biside plate is oppositely arranged,
An accommodation space is formed between biside plate；
Support beam, its upper end are articulated in vehicle frame by a pivot extended along frame width direction
On, the support beam can be located at collapsed position accommodation space in and one around pivot and be located at storage
Rotate between the expanded position of outside, the bottom of the support beam is provided with wheel；
Two drive components being respectively arranged on biside plate, drive component are included installed in side plate
The first rotation that is upper and can rotating relative to side plate around the axis parallel to frame width direction
Part, be articulated on pivot and the second rotatable parts of connection synchronous with the first rotatable parts, with
And the pedal being articulated on the first rotatable parts periphery, the pedal of two drive components is first
Mutually stagger on the circumferencial direction of the pivot center of rotatable parts；
It is installed in support beam for the second rotatable parts rotational power to be passed to the biography of wheel
Dynamic component.
First rotatable parts be an external toothing being articulated on side plate, the second rotatable parts be a pivot
The driven sprocket being connected on pivot, the driven sprocket of two drive components are placed in the two ends of pivot；
Drive component also includes being articulated on side plate and the driven gear with external toothing engagement, synchronous couples
Drive sprocket and the biography by connection drive sprocket synchronous with driven sprocket on the driven gear
Dynamic chain.
The opening of a circle is provided with side plate, a lasso is fixed with the opening, on external toothing
It is embedded in inside lasso with one and portion can be set relative to what lasso was rotated, pedal is connected to
The one swivel becket periphery fixed with the portion of setting.
During transmission component includes being built in support beam and along support beam short transverse extend biography
Lever, it is articulated on pivot and the power transmission shaft of connection synchronous with driven sprocket, synchronous is connected in biography
The first bevel gear, synchronization on moving axis is connected in drive link upper end and is engaged with the first bevel gear
The second bevel gear, synchronous the 3rd bevel gear for being connected in drive link bottom and synchronous join
The 4th bevel gear for being connected on the wheel shaft of wheel and engaging with the 3rd bevel gear；The center of power transmission shaft
The central axes of axis and pivot.
The beneficial effects of the present invention is：
Compared to prior art, the present invention can by support beam be folded to vehicle frame biside plate it
Between, so as to sufficiently make use of the inner space of vehicle frame, after substantially reducing folded bicycle folding
Volume；Also, the support beam after folding will not be with the drive mechanism of folded bicycle and drive mechanism
Interfere with each other, do not interfere with the normal work of folded bicycle actuating device and wheel, make folded bicycle
Still can promote after folding and move ahead or ride.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation on transmission component top of the present invention；
Fig. 3 is the structural representation of transmission component bottom of the present invention；
Fig. 4 is the folding state schematic diagram of the present invention；
Wherein：10th, vehicle frame；11st, side plate；111st, it is open；12nd, installing plate；13rd, cover
Circle；20th, support beam；21st, pivot；30th, wheel；31st, wheel shaft；41st, external toothing；42、
Swivel becket；421st, extension；43rd, pedal；44th, driven gear；45th, drive sprocket；
46th, driving chain；47th, driven sprocket；51st, drive link；52nd, power transmission shaft；53rd, first
Bevel gear；54th, the second bevel gear；55th, the 3rd bevel gear；56th, the 4th bevel gear.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the present invention is described further：
As shown in Figure 1,2,3, 4, it is a kind of fold mechanism of the invention, which includes vehicle frame
10th, support beam 20, two drive components and transmission component, wherein, vehicle frame 10 includes two
The individual side plate 11 for arranging and being oppositely arranged in its width, forms one between biside plate 11
Accommodation space, the biside plate 11 constitute the main part of vehicle frame 10, the top of biside plate 11
It is fixedly connected between end, i.e., accommodation space is at least in rear side and the bottom of biside plate 11
With the fluting that can be snapped in miscellaneous part.The upper end of support beam 20 is by one along vehicle frame 10
The pivot 21 that width extends is articulated on vehicle frame 10, particularly, and the pivot 21 sets
Put between the rear side top ends of biside plate 11, support beam 20 can be located at one around pivot 21
Collapsed position and one in accommodation space is located between the expanded position outside accommodation space and rotates,
That is, when folded bicycle is in folding state, support beam 20 turns to perpendicular around pivot 21
Straight state, which is ultimately placed in accommodation space, and now, the biside plate 11 of vehicle frame 10 will not
Interfere with support beam 20, that is to say, that the distance between biside plate 11 is greater than support
The width of beam 20, when folded bicycle is in deployed condition, support beam 20 is rotated around pivot 21
Extremely at an angle with vertical state, which is located at beyond accommodation space；The bottom of support beam 20
Wheel 30 is installed.Two above-mentioned drive components are respectively placed on biside plate 11, the driving
Component includes that one is articulated in external toothing 41 on side plate 11, is articulated on side plate 11 and external toothing
The driven gears 44 of 41 engagements, the synchronous drive sprocket 45 being connected on driven gear 44,
Pivot joint driven sprocket 47 on the pivot shaft 21, and by drive sprocket 45 and driven sprocket 47
The driving chain 46 of synchronous connection, the periphery of external toothing 41 are articulated with pedal 43, two drives
Pedal 43 on dynamic component is mutually wrong on the circumferencial direction of the pivot center of external toothing 41
Open, when two pedals 43 is trampled, the rotation that two drive components can be synchronous finally makes two
47 synchronous axial system of driven sprocket.For the ease of installing, one can be opened up on side plate 11 circular
Opening 111, is fixed with a lasso 13 in the opening 111, sets with one on external toothing 41
In lasso 13 and portion can be set relative to what lasso 13 was rotated, that is to say, that lasso 13
A structure similar to bearing is constituted with the portion of setting, lasso 13 is to be considered bearing
Outer ring, the portion of setting are considered the inner ring of bearing, and the structure is that external toothing 41 is articulated in side plate
Inside 11 opening 111, set
Edge has an extension 421 for extending radially outwardly, and pedal 43 is articulated in extension 421
Outboard end, extension 421 can increase pedal 43 makes 41 turns of external toothing when pressurized
Dynamic torque；Side plate 11 medial surface this be fixed with an installing plate 12, driving chain 46,
Drive sprocket 45, driven gear 44 and driven sprocket 47 are placed in installing plate 12 and side
Between plate 11, so as to avoid support beam 20 after being folded among accommodation space, with driving-chain
Bar 46, drive sprocket 45, driven gear 44 and driven sprocket 47 are interfered.
In the present invention, above-mentioned external toothing 41 is engaged with driven gear 44, meanwhile, driven tooth
Wheel 44 exports power by chain drive and passes to transmission component, by transmission component band
Motor car wheel 30 is rotated, thus, can rotate wheel 30 when two pedals 43 is trampled.
As long as however, the power of pedal 43 can be passed to transmission component i.e. via drive component
Can, therefore, the rotatable parts that can be articulated on side plate 11 using others in the present invention are replaced
For above-mentioned external toothing 41, using other another pivot joint rotatable parts on the pivot shaft 21
Above-mentioned driven sprocket 47 is substituted, gear train synchronization between two rotatable parts, can be adopted
Couple, or coordinated using other synchronization draw bails.
During above-mentioned transmission component includes being built in support beam 20 and along the height side of support beam 20
To extend drive link 51, pivot joint on the pivot shaft 21 and it is synchronous with driven sprocket 47 couple
Power transmission shaft 52, synchronous the first bevel gear 53 being connected on power transmission shaft 52, synchronization are connected in biography
51 upper end of lever and the second bevel gear 54 with the engagement of the first bevel gear 53, synchronous connection
The 3rd bevel gear 55 in 51 bottom of drive link, and the synchronous wheel for being connected in wheel 30
The 4th bevel gear 56 engaged on axle 31 and with the 3rd bevel gear 55, power transmission shaft 52 are worn and are connected on
In pivot 21, the central axes both which, two above-mentioned driven sprockets 47 are bonded respectively
The both ends of power transmission shaft 52 are connected to, as two driven sprockets 47 are synchronous axial systems, therefore,
In the case where two driven sprocket 47 is rotated, common driving power transmission shaft 52 both which is rotated, and is passed
The rotational power of moving axis 52 passes through the cooperation transmission of the first bevel gear 53 and the second bevel gear 54
To drive link 51, the rotational power of drive link 51 passes through the 3rd bevel gear 55 and the 4th umbrella tooth
The cooperation of wheel 56 passes to the wheel shaft 31 of wheel 30, finally rotates wheel 30.
In the present invention, as drive component is adopted on vehicle frame 10, in 20 built-in peace of support beam
Dress transmission component, as support beam 20 is rotated relative to vehicle frame 10 around pivot 21, and drives
The power output end (i.e. driven sprocket 47) of dynamic component is lucky with transmission component cohesive position
It is on power transmission shaft 52 on the pivot shaft 21, therefore, during folding folded bicycle, support
Beam 20 will not occur any interference, the actuating device of folded bicycle with drive component and transmission component
It is unaffected, it is skilful on biside plate 11 that this combination coordinates two drive components to be respectively arranged at
Wonderful structure, makes support beam 20 be can be placed in folding state just between biside plate 11,
So as to make use of the inner space of vehicle frame 10, the volume of folded bicycle folding state is reduced, together
When, it is as described above, due to pivot 21 and the central axes of power transmission shaft 52, propping up
When support beam 20 is in folding state, wheel 30 can be with normal rotation, and even folded bicycle can be with
Normally ride.
It will be apparent to those skilled in the art that technical scheme that can be as described above and structure
Think, make other various corresponding changes and deformation, and all these changes and deformation
Should all belong within the protection domain of the claims in the present invention.
Claims (2)
1. the fold mechanism of folded bicycle, it is characterised in that include,
Vehicle frame, the both sides of its width are respectively arranged with side plate, and biside plate is oppositely arranged, and an accommodation space is formed between biside plate；
Support beam, its upper end is articulated on vehicle frame by a pivot extended along frame width direction, the support beam can be rotated between a collapsed position being located in accommodation space and an expanded position being located at outside accommodation space around pivot, and the bottom of the support beam is provided with wheel；
Two drive components being respectively arranged on biside plate, drive component include on side plate and can around the first rotatable parts that the axis parallel to frame width direction is rotated relative to side plate, be articulated on pivot and connection synchronous with the first rotatable parts the second rotatable parts and the pedal being articulated on the first rotatable parts periphery, the pedal of two drive components mutually staggers on the circumferencial direction of the pivot center of the first rotatable parts；It is a driven sprocket being articulated on pivot that first rotatable parts are an external toothing being articulated on side plate, the second rotatable parts, and the driven sprocket of two drive components is placed in the two ends of pivot；Drive component also includes being articulated on side plate and the driven gear with external toothing engagement, the synchronous drive sprocket being connected on driven gear and by drive sprocket and the synchronous driving chain for coupling of driven sprocket；During transmission component includes being built in support beam and along support beam short transverse extend drive link, be articulated on pivot and the power transmission shaft of connection synchronous with driven sprocket, synchronous the first bevel gear being connected on power transmission shaft, synchronous the second bevel gear for being connected in drive link upper end and engaging with the first bevel gear, the 3rd bevel gear for being synchronously connected in drive link bottom and the 4th bevel gear for being synchronously connected on the wheel shaft of wheel and engaging with the 3rd bevel gear；The central axis of power transmission shaft and the central axes of pivot；
It is installed in support beam for the second rotatable parts rotational power to be passed to the transmission component of wheel.
2. the fold mechanism of folded bicycle as claimed in claim 1, it is characterized in that, the opening of a circle is provided with side plate, a lasso is fixed with the opening, it is embedded in inside lasso with one on external toothing and portion can be set relative to what lasso was rotated, pedal is connected to a swivel becket periphery fixed with the portion of setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374758.1A CN104149904B (en) | 2014-07-31 | 2014-07-31 | The fold mechanism of folded bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374758.1A CN104149904B (en) | 2014-07-31 | 2014-07-31 | The fold mechanism of folded bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104149904A CN104149904A (en) | 2014-11-19 |
| CN104149904B true CN104149904B (en) | 2017-04-05 |
Family
ID=51875585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410374758.1A Expired - Fee Related CN104149904B (en) | 2014-07-31 | 2014-07-31 | The fold mechanism of folded bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104149904B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016015293A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Novel folding mechanism of foldable bicycle |
| CN106364612B (en) * | 2016-09-18 | 2022-04-26 | 深圳市顾美科技有限公司 | Bicycle with a wheel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002145157A (en) * | 2000-11-07 | 2002-05-22 | Wing Sekkei:Kk | Folding bicycle |
| CN1485243A (en) * | 2002-09-23 | 2004-03-31 | 尹家玉 | Portable bicycle |
| CN1257820C (en) * | 2004-12-29 | 2006-05-31 | 顾洪钧 | Auto-expanding type folding bicycle |
| CN202641984U (en) * | 2012-06-07 | 2013-01-02 | 东华大学 | Portable folding bicycle |
| CN203958495U (en) * | 2014-07-31 | 2014-11-26 | 广州市锦宏机电科技发展有限公司 | The new type foldable mechanism of folded bicycle |
-
2014
- 2014-07-31 CN CN201410374758.1A patent/CN104149904B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104149904A (en) | 2014-11-19 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20170731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |