CN203020489U - Quickly folded bicycle - Google Patents
Quickly folded bicycle Download PDFInfo
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- CN203020489U CN203020489U CN 201320020839 CN201320020839U CN203020489U CN 203020489 U CN203020489 U CN 203020489U CN 201320020839 CN201320020839 CN 201320020839 CN 201320020839 U CN201320020839 U CN 201320020839U CN 203020489 U CN203020489 U CN 203020489U
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- folding
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- rod
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Abstract
The utility model discloses a quickly folded bicycle which comprises bicycle handles (1), a head pipe (2), a front fork (4), a sitting cushion (20), a rear flat fork (13), a front wheel and a rear wheel (5 and 15), a folding frame assembly, a linkage mechanism and an automatic locking mechanism, wherein the folding frame assembly comprises a front connection seat (3), a main connection seat (11), an upper connection rod (16), a front supporting rod (6) and a rear supporting rod (8); the front connection seat (3) is fixed on the head pipe (2); a folding sliding chute (17) is formed in the upper connection rod (16), and the upper connection rod (16) is hinged between the front connection seat (3) and the main connection seat (11); the front supporting rod (6) and the rear supporting rod (8) are hinged in the folding sliding chute (17) through hinge shafts (33) and are correspondingly hinged with the front connection seat (3) and the main connection seat (11); and the front connection seat (3) and the upper connection rod (16) as well as the front supporting rod (6) forms a triangular supporting structure, and the main connection seat (11) and the upper connection rod (16) as well as the rear supporting rod (8) also form a triangular supporting structure. By the structure, the quickly folded bicycle has the characteristics of simple and rational structure, convenience in operation and use and high folding speed and can be folded or unfolded in one second.
Description
Technical field
The invention relates to a kind of Folding Bicycle, particularly just can complete Quickfolding bicycle folding or that launch operation a kind of 1 second.
Background technology
Along with the development of society and the progress of science and technology, income also improves constantly, and the modern means of communication have become an indispensable important component part in people's life.But along with gathering of urban population, the continuous increase of automobile pollution, road traffic more and more stops up, and has had influence on the normal trip of people's working, and the time that spends on the road is also more and more.In order to alleviate traffic pressure, government agencies at all levels begin to pay attention to public transport means construction such as subway, track traffic, bus rapid transits, reduce people drives the trip time as far as possible, this not only can save the energy, environmental contamination reduction, and can greatly alleviate traffic pressure, improve Traffic Capacity of Urban Road.
Due to people when taking public transport, from the family to the website, change to and there is certain distance in the work unit of getting off midway, bicycle has played the irreplaceable effect of other vehicle, but existing bicycle volume is large, Heavy Weight, can not carry on public transport means.For this reason, people design various folding bicycles, so that people carry use, for people's trip provides convenience.But existing folding bicycle also has the following disadvantages: the one, and folding or deployed configuration is complicated, operate loaded down with trivial detailsly, waste time and energy, it is unreliable to connect, and is not suitable for middle and elementary school student, women, the elderly's use.The 2nd, front-wheel is folding to trailing wheel, has increased width although shortened bodywork length, also has plenty of and has reduced height, does not but shorten length, is inconvenient to carry.The 3rd, due to the impact that is subjected to the conventional chains structure, not only the car riding speed is slow, and pin steps on heavyly, and chain also can often fall chain.For the problems referred to above that existing folding bicycle exists, many manufacturers and knowledgeable people have carried out development, but not yet have so far satisfied product to emerge.
Summary of the invention
For overcoming existing existing the problems referred to above of folding bicycle, first purpose of the invention is to provide a kind of frame assembly simple and convenient, firm and reliable connection that folds; The second purpose be to provide a kind of in folding or expansion process automatic locking mechanism; Realize the Quickfolding bicycle that just can fold or launch 1 second.
the invention solves the technical scheme that its technical matters adopts, it comprises handlebar, faucet, front fork, front-wheel, cushion, rear chain stay, trailing wheel, the folding stand assembly, link gear, automatic locking mechanism, front-wheel is rotating to be arranged on front fork, trailing wheel is rotating to be arranged on rear chain stay, described folding stand assembly comprises front Connection Block, main Connection Block, upper connecting rod, front support rod, back support rod, front Connection Block is fixed on faucet, upper connecting rod be provided with folding chute and be hinged on front Connection Block and main Connection Block between, one end of front support rod is hinged on front Connection Block, one end of back support rod is hinged on main Connection Block, before, the other end of back support rod is hinged by jointed shaft, jointed shaft slidably is arranged on the folding chute of connecting rod, the rear portion of the front portion of front Connection Block and upper connecting rod and front support rod and main Connection Block and upper connecting rod and back support rod form respectively triangular support structure.
Described link gear comprises folding pull rod, rear chain stay folding connection piece, and rear chain stay is hinged on main Connection Block, and rear chain stay folding connection piece is fixed on the front portion of rear chain stay, and folding pull rod is hinged between connecting rod and rear chain stay folding connection piece.
Be fixed with flexible base on described main Connection Block, flexible base is provided with can axially movable telescopic tube, is fixed with the cushion pipe on cushion, but the cushion pipe is by quick clip being fixed on telescopic tube of axial stretching of linking closely.
Described automatic locking mechanism comprises folding handle, folding handle, folding wiring, plug housing, resilient pin, and folding handle is fixed on main Connection Block, and folding handle is arranged on folding handle; Plug housing is fixed on the front portion of rear chain stay, and resilient pin is arranged on plug housing, and resilient pin is connected with folding handle by folding wiring, is fixed with folding permanent seat on main Connection Block; When bicycle launched, resilient pin inserted in the expansion fixed orifice of flexible base and captives joint with telescopic tube; When bicycle was folding, resilient pin inserted in the folding fixed orifice of folding permanent seat.
Described main Connection Block is provided with two-stage driving gear, two-stage driving gear comprises foot-operated assembly, the first sprocket wheel, the second sprocket wheel, the first chain and the second chain, foot-operated assembly and the second sprocket wheel is rotating is arranged on main Connection Block, the first sprocket wheel is fixed on foot-operated assembly, the first sprocket wheel rotates by the flower wheel on first chain-driving the second sprocket wheel, and the second sprocket wheel rotates by the second chain-driving trailing wheel.
After adopting said structure, have the following advantages compared with the prior art and effect; The one, because the front portion of front Connection Block and upper connecting rod and rear portion and the back support rod of front support rod and main Connection Block and upper connecting rod form respectively triangular support structure, when launching to use, the front and back they sup-port forms bridge structure on upper connecting rod, support and connection are solid and reliable, before and after when folding, the jointed shaft of strut bar slides on the folding chute of upper connecting rod, and is folding simply light, quick.The 2nd, owing to being connected with folding pull rod between upper connecting rod and rear chain stay, when the folding stand assembly was folding, rear chain stay was thereupon folding, when the folding stand assembly launches, rear chain stay launches thereupon, that is to say front and back wheel simultaneously folding or unfolded or development rate fast.The 3rd, automatic locking mechanism can not unclamp after guaranteeing to fold, and folding shrinking can not occur after expansion, and is reliable and stable when guaranteeing to fold or launching.The 4th, adopt two-stage driving gear, not only moment of torsion can be improved, and road speed can be improved, can also reduce and fall the chain phenomenon in process by bike.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of the invention deployed condition.
Fig. 2 is the backsight structural representation of the invention deployed condition.
Fig. 3 is the perspective view of the invention deployed condition.
Fig. 4 is the main TV structure schematic diagram of the invention folded state.
Fig. 5 is the perspective view of the invention folded state.
The fit structure schematic diagram of automatic locking mechanism when Fig. 6 is the invention deployed condition.
The fit structure schematic diagram of automatic locking mechanism when Fig. 7 is the invention folded state.
1 handlebar wherein, 2 faucets, 3 front Connection Blocks, 4 front forks, 5 front-wheels, 6 front support rods, 7 folding pull rods, 8 back support rods, 9 first sprocket wheels, 10 first chains, 11 main Connection Blocks, 12 second sprocket wheels, 13 rear chain stays, 14 second chains, 15 trailing wheels, connecting rod on 16, 17 folding chutes, 18 folding handles, 19 foot-operated assemblies, 20 cushions, 21 cushion pipes, 22 quick clips link closely, 23 telescopic tubes, 24 flexible bases, 25 rear chain stay folding connection pieces, 26 folding permanent seats, 27 folding handles, 28 plug housings, 29 folding wiring, 30 resilient pins, 31 folding fixed orifices, 32 launch fixed orifice, 33 jointed shafts.
The specific embodiment
Fig. 1 is the specific embodiments of a kind of Quickfolding bicycle of the invention to shown in Figure 7, and it comprises handlebar 1, faucet 2, front fork 4, front-wheel 5, cushion 20, rear chain stay 13, trailing wheel 15, the folding stand assembly, link gear, automatic locking mechanism, front-wheel 5 is rotating to be arranged on front fork 4, and trailing wheel 15 is rotating to be arranged on rear chain stay 13, and described folding stand assembly comprises front Connection Block 3, main Connection Block 11, upper connecting rod 16, front support rod 6, back support rod 8, front Connection Block 3 is fixed on faucet 2, and upper connecting rod 16 is provided with folding chute 17 and is hinged between front Connection Block 3 and main Connection Block 11, and an end of front support rod 6 is hinged on front Connection Block 3, one end of back support rod 8 is hinged on main Connection Block 11, and is front, back support rod 6, 8 the other end is hinged by jointed shaft 33, jointed shaft 33 slidably is arranged on the folding chute 17 of connecting rod 16, and front Connection Block 3 forms respectively triangular support structure with the front portion of upper connecting rod 16 and rear portion and the back support rod 8 of front support rod 6 and main Connection Block 11 and upper connecting rod 16.
For chain stay after fast folding 13, described link gear comprises folding pull rod 7, rear chain stay folding connection piece 25, rear chain stay 13 is hinged on main Connection Block 11, rear chain stay folding connection piece 25 is fixed on the front portion of rear chain stay 13, folding pull rod 7 is hinged between connecting rod 16 and rear chain stay folding connection piece 25, thereby realizes front and back wheel 5,15 folding or expansion simultaneously.
In order to facilitate cushion 20 flexible, be fixed with flexible base 24 on described main Connection Block 11, flexible base 24 is provided with can axially movable telescopic tube 23, be fixed with cushion pipe 21 on cushion 20, but cushion pipe 21 is by quick clip being fixed on telescopic tube 23 of 22 axial stretchings of linking closely, and telescopic tube 23 is fixing by the resilient pin 30 of automatic locking mechanism.
In order to guarantee folding and to launch reliable, described automatic locking mechanism comprises folding handle 18, folding handle 27, folding wiring 29, plug housing 28, resilient pin 30, folding handle 18 is fixed on main Connection Block 11, and folding handle 27 is arranged on folding handle 18; Plug housing 28 is fixed on the front portion of rear chain stay 13, and resilient pin 30 is arranged on plug housing 28, and resilient pin 30 is connected with folding handle 27 by folding wiring 29, is fixed with folding permanent seat 26 on main Connection Block 11; When bicycle launched, resilient pin 30 inserted in the expansion fixed orifice 32 of flexible bases 24 and captives joint with telescopic tube 23; When bicycle was folding, resilient pin 30 inserted in the folding fixed orifice 31 of folding permanent seat 26.
In order to improve driving torque and road speed, described main Connection Block 11 is provided with two-stage driving gear, two-stage driving gear comprises foot-operated assembly 19, the first sprocket wheel 9, the second sprocket wheel 12, the first chain 10 and the second chain 14, foot-operated assembly 19 and the second sprocket wheel 12 is rotating is arranged on main Connection Block 11, the first sprocket wheel 9 is fixed on foot-operated assembly 19, the first sprocket wheel 9 rotates by the flower wheel that the first chain 10 drives on the second sprocket wheel 12, and the second sprocket wheel 12 drives trailing wheel 15 by the second chain 14 and rotates.
When the Quickfolding bicycle of the invention launched to use, as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 6, the jointed shaft 33 of this moment was in the main Connection Block side of folding chute 17, and back and front supporting bar 6,8 supports mutually, meanwhile.Resilient pin 30 inserts the interior interior captive joint of fixed orifice that also inserts simultaneously telescopic tube 23 of expansion fixed orifice 32 of flexible base 24, resilient pin 30 not only plays the effect of fixed telescopic sleeve pipe 23 and cushion 20, also plays simultaneously the effect that rear chain stay 13 is captiveed joint with main Connection Block 11.When folding, a hand steered firmly handlebar 1, the another hand is caught folding handle 18 and folding handle 27, after folding handle 27 overcomes the elastic force of resilient pin 30 by folding wiring 29, extract resilient pin 30, rear chain stay 13 and trailing wheel 15 latch-releases from the fixed orifice of the expansion fixed orifice 32 of flexible base 24 and telescopic tube 23; Firmly upwards mention again folding handle 18 and main Connection Block 11, under Gravitative Loads, upper connecting rod 16 and back and front supporting bar 6,8 drive front-wheels 5 automatically inwardly shrink fold and pass through folding pull rod 7 and drive after chain stay folding connection pieces 25 and rear chain stay 13 and trailing wheel 15 inwardly shrink simultaneously and fold, jointed shaft 33 is from the main Connection Block that the folds chute 17 Connection Block side forward of breakking away; When unclamping folding handle 18 and folding handle 27 after folding completing, resilient pin 30 automatically inserts in the folding fixed orifice 31 that folds permanent seat 26 under the elastic force effect and locks, whole folding process can be completed for 1 second, then to pressing down cushion 20, make in the flexible base 24 of telescopic tube 23 retractions.
state such as Fig. 4 after the Quickfolding bicycle of the invention is folding, Fig. 5 and shown in Figure 7, when needs launch to use, a hand steered firmly handlebar 1, the another hand is caught folding handle 18 and folding handle 27, after folding handle 27 overcomes the elastic force of resilient pin 30 by folding wiring 29, extract resilient pin 30 from the folding fixed orifice 31 of folding permanent seat 26, exert oneself the gently more folded handle 18 of downward backfin and main Connection Block 11, under Gravitative Loads, before upper connecting rod 16 reaches, back support rod 6, 8 drive front-wheels 5 outwards launch and pass through folding pull rod 7 to drive inwardly outer expansion of rear chain stay folding connection pieces 25 and rear chain stay 13 and 15 whiles of trailing wheel automatically, when unclamping folding handle 18 and folding handle 27 after expansion is completed, resilient pin 30 inserts in the expansion fixed orifice 32 of flexible base 24 under the elastic force effect automatically, whole expansion process can be completed for 1 second, then be pulled upwardly cushion 20, when the fixed orifice of telescopic tube 23 was corresponding with resilient pin 30, resilient pin 30 locked automatically.
The above; just an embodiment of the invention, be not that any pro forma restriction is made in the invention, do not breaking away from the technical scheme basis of the invention; the simple modification of having done, equivalent variations or modification all fall into the protection domain of the invention.
Claims (5)
1. a Quickfolding bicycle, comprise handlebar (1), faucet (2), front fork (4), front-wheel (5), cushion (20), rear chain stay (13), trailing wheel (15), the folding stand assembly, link gear, automatic locking mechanism, front-wheel (5) is rotating to be arranged on front fork (4), and trailing wheel (15) is rotating to be arranged on rear chain stay (13), and it is characterized in that: described folding stand assembly comprises front Connection Block (3), main Connection Block (11), upper connecting rod (16), front support rod (6), back support rod (8), front Connection Block (3) is fixed on faucet (2), upper connecting rod (16) be provided with folding chute (17) and be hinged on front Connection Block (3) and main Connection Block (11) between, one end of front support rod (6) is hinged on front Connection Block (3), one end of back support rod (8) is hinged on main Connection Block (11), and is front, back support rod (6, 8) the other end is hinged by jointed shaft (33), jointed shaft (33) slidably is arranged on the folding chute (17) of connecting rod (16), and front Connection Block (3) forms respectively triangular support structure with the front portion of upper connecting rod (16) and rear portion and the back support rod (8) of front support rod (6) and main Connection Block (11) and upper connecting rod (16).
2. Quickfolding bicycle according to claim 1, it is characterized in that: described link gear comprises folding pull rod (7), rear chain stay folding connection piece (25), rear chain stay (13) is hinged on main Connection Block (11), rear chain stay folding connection piece (25) is fixed on the front portion of rear chain stay (13), and folding pull rod (7) is hinged between connecting rod (16) and rear chain stay folding connection piece (25).
3. Quickfolding bicycle according to claim 1 and 2, it is characterized in that: be fixed with flexible base (24) on described main Connection Block (11), flexible base (24) is provided with can axially movable telescopic tube (23), be fixed with cushion pipe (21) on cushion (20), but cushion pipe (21) links closely (22) by quick clip being fixed on telescopic tube (23) of axial stretching.
4. Quickfolding bicycle according to claim 3, it is characterized in that: described automatic locking mechanism comprises folding handle (18), folding handle (27), folding wiring (29), plug housing (28), resilient pin (30), folding handle (18) is fixed on main Connection Block (11), and folding handle (27) is arranged on folding handle (18); Plug housing (28) is fixed on the front portion of rear chain stay (13), resilient pin (30) is arranged on plug housing (28), resilient pin (30) is connected with folding handle (27) by folding wiring (29), is fixed with folding permanent seat (26) on main Connection Block (11); When bicycle launched, resilient pin (30) inserted in the expansion fixed orifice (32) of flexible base (24) and captives joint with telescopic tube (23); When bicycle was folding, resilient pin (30) inserted in the folding fixed orifice (31) of folding permanent seat (26).
5. Quickfolding bicycle according to claim 4, it is characterized in that: described main Connection Block (11) is provided with two-stage driving gear, two-stage driving gear comprises foot-operated assembly (19), the first sprocket wheel (9), the second sprocket wheel (12), the first chain (10) and the second chain (14), foot-operated assembly (19) and the second sprocket wheel (12) is rotating is arranged on main Connection Block (11), the first sprocket wheel (9) is fixed on foot-operated assembly (19), the first sprocket wheel (9) rotates by the flower wheel that the first chain (10) drives on the second sprocket wheel (12), the second sprocket wheel (12) drives trailing wheel (15) by the second chain (14) and rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020839 CN203020489U (en) | 2013-01-16 | 2013-01-16 | Quickly folded bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020839 CN203020489U (en) | 2013-01-16 | 2013-01-16 | Quickly folded bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203020489U true CN203020489U (en) | 2013-06-26 |
Family
ID=48644489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320020839 Expired - Fee Related CN203020489U (en) | 2013-01-16 | 2013-01-16 | Quickly folded bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203020489U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043162A (en) * | 2013-01-16 | 2013-04-17 | 浙江百事特工贸有限公司 | Rapid folding bicycle |
| CN104527886A (en) * | 2015-02-05 | 2015-04-22 | 太仓市车中宝休闲用品有限公司 | Portable six-bar quick folding type bicycle |
| CN104709418A (en) * | 2015-04-09 | 2015-06-17 | 重庆长丰新能源技术有限公司 | Folding bicycle frame |
| CN104875828A (en) * | 2014-02-27 | 2015-09-02 | 詹富生 | Slim luggage electric vehicle |
| CN104875830A (en) * | 2014-02-28 | 2015-09-02 | 詹富生 | Two-wheeled electric vehicle with high-capacity case |
| CN104875829A (en) * | 2014-02-28 | 2015-09-02 | 詹富生 | Novel draw-bar box type electric vehicle |
| CN107776791A (en) * | 2016-08-30 | 2018-03-09 | 无锡东南车辆科技有限公司 | It is semi-automatic folding moped |
-
2013
- 2013-01-16 CN CN 201320020839 patent/CN203020489U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043162A (en) * | 2013-01-16 | 2013-04-17 | 浙江百事特工贸有限公司 | Rapid folding bicycle |
| CN104875828A (en) * | 2014-02-27 | 2015-09-02 | 詹富生 | Slim luggage electric vehicle |
| CN104875830A (en) * | 2014-02-28 | 2015-09-02 | 詹富生 | Two-wheeled electric vehicle with high-capacity case |
| CN104875829A (en) * | 2014-02-28 | 2015-09-02 | 詹富生 | Novel draw-bar box type electric vehicle |
| CN104527886A (en) * | 2015-02-05 | 2015-04-22 | 太仓市车中宝休闲用品有限公司 | Portable six-bar quick folding type bicycle |
| CN104709418A (en) * | 2015-04-09 | 2015-06-17 | 重庆长丰新能源技术有限公司 | Folding bicycle frame |
| CN104709418B (en) * | 2015-04-09 | 2017-06-20 | 重庆长丰新能源技术有限公司 | A kind of folding bicycle frame |
| CN107776791A (en) * | 2016-08-30 | 2018-03-09 | 无锡东南车辆科技有限公司 | It is semi-automatic folding moped |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20150116 |
|
| EXPY | Termination of patent right or utility model |