CN2905625Y - Portable folding bicycle - Google Patents
Portable folding bicycle Download PDFInfo
- Publication number
- CN2905625Y CN2905625Y CN 200620069741 CN200620069741U CN2905625Y CN 2905625 Y CN2905625 Y CN 2905625Y CN 200620069741 CN200620069741 CN 200620069741 CN 200620069741 U CN200620069741 U CN 200620069741U CN 2905625 Y CN2905625 Y CN 2905625Y
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- China
- Prior art keywords
- hinged
- pin
- folding
- connecting rod
- vehicle seat
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Abstract
It refers to a portable foldaway bike and relates to the technologies of portable foldaway bike. This device mainly comprises the fore and rear wheels, a foldaway handlebar, a foldaway seat, a foldaway pedal and a foldaway frame as well as a drive system assembly; the foldaway frame is mainly constituted with the shrinking beam and the two horizontal brackets separately hinged with the fore and rear section of the beam, the beam comprises the fore, middle and rear beams that are directly connected by the propeller boss and engaged with each other; the fore horizontal bracket is engaged with the fore end of the fore beam, the rear section of the connection between the fore horizontal bracket and the fore beam is hinged with a foldaway connecting rod, the other end of the foldaway connecting beam is hinged with the middle beam and a foldaway device is mounted between the middle beam and the rear beam. This model utility will be smaller after folded away; the fore and rear horizontal brackets can be folded away while the beam is folded away at the same time so as to be more convenient for folding.
Description
Technical field
The utility model relates to a kind of vehicle, especially a kind of structure technology of portable folding bicycle.
Background technology
Bicycle invention existing more than 200 year so far, its structure is through updating, very reasonable and practical. but along with the quickening of social life rhythm, people press for a kind of portable folding bicycle, particularly " clan owning cars " and be that daily vehicle person is all the more so with mass transit system. but still do not have a gratifying folding bicycle to be born so far, existing folding bicycle, volume after folding is not enough little, folding not very convenient yet, the vehicle frame folding action is difficult to realize automation, and it is not too convenient to operate.
The utility model content
Littler, the more convenient folding of bicycle of a kind of volume after folding that the utility model provides at not enough little, the folding inconvenience of existing folding bicycle volume.
The utility model mainly by forward and backward wheel, Foldable handlebar, folding vehicle seat, Folding pedal, and folding stand, driving system constitute; Described folding stand is mainly by telescopic crossbeam be hinged and connected to two forward and backward horizontal stands of crossbeam respectively and constitute, crossbeam by before, during and after beam form, before, during and after beam for propeller boss translation connects, be nested with successively mutually; The front end of presylvian fissure frame and front-axle beam is hinged, the rear portion of presylvian fissure frame and front-axle beam hinged place is hinged by the front end of a connecting rod and central sill, the rear end of the back horizontal stand and the back rest is hinged, the hinged folding connecting rod of the front end of back horizontal stand and back rest hinged place, the other end and the central sill of folding connecting rod are hinged, the receipts closed assembly is set between the central sill and the back rest puts.
Crossbeam by before, during and after beam is flexible forms, volume can be littler after the folding, but forward and backward horizontal stand folding, the folding crossbeam is once finished in the time of can be by folding front and back horizontal stand, makes folding convenient.
Receive the connecting rod that closed assembly is changed to a folding rocking bar and is hinged and connected to its two ends respectively, the hinged front end in middle part of folding rocking bar at central sill, the other end of connecting rod and the front end of front-axle beam are hinged, and the other end of connecting rod and the front end of the back rest are hinged.
The receipts closed assembly is put and can also be multi-joint parallel four-bar linkage, multi-joint parallel four-bar linkage is arranged in the crossbeam, the front end and the front-axle beam of multi-joint parallel four-bar linkage are hinged, and the bar and the central sill of rear end are hinged, and another bar of rear end is hinged by the folding connecting rod of a connecting rod and central sill.
Two kinds of folding modes all can be with the folding simultaneously folding of crossbeam with front and rear beam.
Foldable handlebar of the present utility model mainly is made up of one group of parallel four-bar linkage, rocking bar and handlebar, handlebar is made up of two connecting rods and the steering shaft of two symmetrical handles and support handle, two handles are hinged with the top of steering shaft respectively, two connecting rods are hinged with two handles respectively, steering shaft is to be made of more piece propeller boss translation bonded assembly axle, and the lower end of steering shaft is connected with preceding compound vehicle wheel by universal-joint; One bar of the lower end of parallel four-bar linkage is hinged and connected on the presylvian fissure frame, another bar of lower end also is hinged and connected on the presylvian fissure frame by rocking bar, the upper end of parallel four-bar linkage is hinged an overcoat, in overcoat, be nested with interior cover, the lower end of interior cover coupling nut, the upper end of nut is butted on the overcoat lower end, puts in an end of above-mentioned two pipe links is hinged and connected to respectively.
But not only two handle foldings, but and also folding of steering shaft, and can be with the folding of presylvian fissure frame folding simultaneously.
In addition, also can be hinged connecting rod on rocking bar, the other end of connecting rod and the front end of front-axle beam are hinged.
Can by connecting rod in folding front-axle beam and presylvian fissure frame, make handlebar folding synchronously.
Folding vehicle seat of the present utility model mainly is made up of vehicle seat lower standing tube, vehicle seat upper riser, seat cushion and location safety plug; Vehicle seat lower standing tube and the mutual socket of vehicle seat upper riser, the vehicle seat upper riser is arranged on vehicle seat lower standing tube top, and the corresponding site of vehicle seat upper riser has knock hole, and the location safety plug is set between them, seat cushion is connected the upper end of vehicle seat upper riser, and the location safety plug is located at the top of vehicle seat lower standing tube; The lower end and the back rest of vehicle seat lower standing tube are hinged.
But the folding of vehicle seat lower standing tube also can be by the height of location safety plug adjusting seat cushion.
In addition, between the lower end of vehicle seat lower standing tube and back horizontal stand, be connected extension spring.Make vehicle frame that the trend of automatic expansion be arranged under folded state.
The lower end of vehicle seat lower standing tube of the present utility model is hinged connecting rod, and the other end of connecting rod is hinged rocking arm, and the other end of rocking arm is fixed on the horizontal stand of back.Purpose is the folding interlock folding vehicle seat lower standing tube of horizontal stand subsequently.The also convenient folding that drives the back horizontal stand by downward folding vehicle seat lower standing tube.
The affixed rocking arm in the lower end of above-mentioned vehicle seat lower standing tube is provided with dead bolt below rocking arm is free-ended, the dead bolt telescoping connects in the lock body, and lock body is fixed on the back rest.Purpose is to prevent to receive automatically when riding to fold.
Folding pedal described in the utility model is provided with left and right two groups of Folding pedals, and each Folding pedal mainly turns axle, pin by stretcher, stretcher axle, pin and turns a retracing spring, spring card, pin and turn seat and form; Pin turns seat and is connected on the bicycle middle shaft, pin turns axle sleeve and puts in pin turns seat, pin turns has one section to turn the spiral cam that matches of seat with pin on the axle, pin turn the axle an end captive joint with stretcher, turn at pin and to be nested with pin by spring card on the axle and to turn a retracing spring, the other end that pin turns a retracing spring is limited in pin and turns on the step of seat, turns an other end at pin and connects a push rod, the tip of push rod contacts at pin and turns cam, and pin turns cam and is provided with inclined-plane and plane; Turn cam spring by compressing tablet and spring eye cover plate feet in pin turns seat, the side that described pin turns cam is provided with spacing preiection, and the end that pin turns cam spring is positioned at a side of spacing preiection; Be fixed in two throw-out collars about the outer socket of central axis seat shell on the back rest, to turn cam inconsistent with pin respectively in the outer end of two throw-out collars, about two outer socket cam rings of throw-out collar, the cam bit in the cam ring with about the inclined-plane of two throw-out collars inconsistent.
By the rotating cam ring, two throw-out collars are moved vertically, turn up-and-down movement in the seat thereby the promotion pin turns cam at corresponding pin, thereby promote push rod motion vertically in pin turns seat, under the effect of spiral cam, the folding of stretcher axle.
Articulated linkage on the above-mentioned rocking arm, the other end and the cam ring of connecting rod are hinged.
Folding and expansion by rocking arm control Folding pedal.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is Fig. 1 middle front part structural representation.
Fig. 3 is that cut-away view is amplified in the part among Fig. 2.
Fig. 4 is the structural representation of crossbeam and front and back horizontal stand, related components.
Fig. 5 is the cut-away view of Fig. 4.
Fig. 6 is the another kind of cut-away view of Fig. 4.
Fig. 7 is the structural representation of foot-operated assembly.
Fig. 8 is the part enlarged diagram among Fig. 7.
Fig. 9 is the part enlarged drawing of cam ring.
Figure 10 turns the part enlarged drawing of cam for pin.
Figure 11 is Fig. 1 postmedian structural representation.
Figure 12 receives the scheme drawing of poststack fully for the utility model.
The specific embodiment
The utility model mainly by preceding compound vehicle wheel 101, back compound vehicle wheel 102, Foldable handlebar, folding vehicle seat, Folding pedal, and folding stand, driving system constitute.
Folding stand is mainly by telescopic crossbeam be hinged and connected to forward and backward two horizontal stands 211,231 of crossbeam respectively and constitute, crossbeam by before, during and after beam 210,220,230 form, before, during and after beam be that propeller boss translation connects, be nested with successively mutually, before, during and after fastening screw 238 is set between the beam; Presylvian fissure frame 211 is hinged with the front end of front-axle beam 210, presylvian fissure frame 211 is hinged with the front end of central sill 220 by a connecting rod 205 with the rear portion of front-axle beam 210 hinged places, back horizontal stand 231 is hinged with the rear end of the back rest 230, the hinged folding connecting rod 207 of front end of back horizontal stand 231 and the back rest 230 hinged places, the other end of folding connecting rod 207 and central sill 220 are hinged, the receipts closed assembly is set between the central sill and the back rest puts.
Receive the connecting rod 201,203 that closed assembly is changed to a folding rocking bar 202 and is hinged and connected to its two ends respectively, the hinged front end in middle part of folding rocking bar 202 at central sill 220, the front end of the other end of connecting rod 201 and front-axle beam 210 is hinged, and the front end of the other end of connecting rod 203 and the back rest 230 is hinged.As shown in Figure 4.
The receipts closed assembly is put also can be as shown in Figure 6, be multi-joint parallel four-bar linkage 222, multi-joint parallel four-bar linkage 222 is arranged in the crossbeam, the front end and the front-axle beam of multi-joint parallel four-bar linkage are hinged, the bar and the central sill of rear end are hinged, and another bar of rear end is hinged with the folding connecting rod 207 of central sill by a connecting rod 221.
Foldable handlebar mainly is made up of one group of parallel four-bar linkage 320, rocking bar 301 and handlebar, handlebar is made up of two connecting rods 311 and the steering shaft 312 of two symmetrical handles 310 and support handle, two handles are hinged with the top of steering shaft respectively, two connecting rods 311 are hinged with two handles 310 respectively, steering shaft 312 is to be made of more piece propeller boss translation bonded assembly axle, and the lower end of steering shaft is connected with preceding compound vehicle wheel by universal-joint 306.The upper end of steering shaft 312 is by coupling nut's 308 support springs 305, cover 303 in the upper end of spring 305 is supported, be connected with nut 307 in the lower end of interior cover 303, overcoat 302 is nested with outside interior cover 303, and be supported on the nut 307, in being hinged and connected to respectively, overlaps on 303 at an end of above-mentioned two pipe links 311; The upper end of parallel four-bar linkage 320 is hinged and connected on the overcoat 302, and a bar of lower end is hinged and connected on the presylvian fissure frame 311, and another bar of lower end also is hinged and connected on the presylvian fissure frame 211 by rocking bar 301.Interior cover 303 is connected the epimere of steering shaft 312 by bearing pin 304.
Be hinged connecting rod 204 on the rocking bar 301, the front end of the other end of connecting rod 204 and front-axle beam 210 is hinged.
Folding vehicle seat mainly is made up of vehicle seat lower standing tube 234, vehicle seat upper riser 236, seat cushion 237 and location safety plug 235; Vehicle seat lower standing tube 234 and the 236 mutual sockets of vehicle seat upper riser, vehicle seat upper riser 236 is arranged in the vehicle seat lower standing tube 234, the corresponding site of vehicle seat upper riser 236 has knock hole, the location safety plug is set between them, seat cushion 237 is connected the upper end of vehicle seat upper riser 236, and location safety plug 235 is located at the top of vehicle seat lower standing tube 234; The lower end of vehicle seat lower standing tube 234 and the back rest 230 are hinged.
Lower end at vehicle seat lower standing tube 234 is connected extension spring 241 with 231 of the horizontal stands in back.
The lower end of vehicle seat lower standing tube 234 is hinged connecting rod 233, and the other end of connecting rod 233 is hinged rocking arm 253, the affixed horizontal stand 231 of the other end of rocking arm 253.
The affixed rocking arm 247 in the lower end of vehicle seat lower standing tube 234 is provided with dead bolt 240 below rocking arm 247 is free-ended, dead bolt 240 telescopings connect in the lock body 255, and lock body 255 is fixed on the back rest.
Folding pedal is provided with left and right two groups of Folding pedals, and Folding pedal mainly turns axle 408, pin by stretcher 402,406, stretcher axle 407, pin and turns a retracing spring 414, spring card 415, pin and turn seat 401,405 and form; Pin turns seat 401 and is connected on the bicycle middle shaft 420, pin turns axle 408 and is nested with in pin turns seat 401, pin turns axle has on 408 one section to turn 401 a spiral cam 408-1 that match with pin, pin turns an axle end of 408 captives joint with stretcher 406, turning axle at pin is nested with pin by spring card 415 on 408 and turns a retracing spring 414, the other end that pin turns a retracing spring 414 is limited in pin and turns on the step of seat 401, turn axle 408 other ends at pin and connect push rod 419, the tip of push rod 419 contacts at pin and turns cam 409, and pin turns cam 409 and is provided with inclined-plane 409-2 and plane 409-3; Turn seat at pin and turn cam spring 416 by compressing tablet 418 and spring eye cover plate 417 feets in 401, the side that described pin turns cam 409 is provided with spacing preiection 409-1, and the end that pin turns cam spring 416 is positioned at the side of spacing preiection 409-1; Be fixed in two throw-out collars 410,411 about the central axis seat shell 245 outer sockets on the back rest, to turn cam 409 inconsistent with pin respectively in the outer end of two throw-out collars 410,411, about two throw-out collar 410,411 outer socket cam rings 412, the cam bit 412-1 in the cam ring 412 with about the inclined-plane of two throw-out collars 410,411 inconsistent.
In addition, connecting rod 204 1 ends of the present utility model also can be hinged on the rocking bar 301, and the other end can be hinged on the central sill front portion.
Crossbeam also can be divided into two joints, is made up of the front-axle beam and the back rest, removes central sill 220 in this example and fold mechanism etc., folding connecting rod 207 directly and front-axle beam 210 hinged.
Claims (10)
1, a kind of portable folding bicycle, it is characterized in that mainly by forward and backward wheel, Foldable handlebar, folding vehicle seat, Folding pedal, and folding stand, driving system constitute; Described folding stand is mainly by telescopic crossbeam be hinged and connected to two forward and backward horizontal stands of crossbeam respectively and constitute, crossbeam by before, during and after beam form, before, during and after beam for propeller boss translation connects, be nested with successively mutually; The front end of presylvian fissure frame and front-axle beam is hinged, the rear portion of presylvian fissure frame and front-axle beam hinged place is hinged by the front end of a connecting rod and central sill, the rear end of the back horizontal stand and the back rest is hinged, the hinged folding connecting rod of the front end of back horizontal stand and back rest hinged place, the other end and the central sill of folding connecting rod are hinged, the receipts closed assembly is set between the central sill and the back rest puts.
2, according to the described portable folding bicycle of claim 1, it is characterized in that receiving the connecting rod that closed assembly is changed to a folding rocking bar and is hinged and connected to its two ends respectively, the hinged front end in middle part of folding rocking bar at central sill, the other end of connecting rod and the front end of front-axle beam are hinged, and the other end of connecting rod and the front end of the back rest are hinged.
3, according to the described portable folding bicycle of claim 1, it is characterized in that receiving closed assembly and be changed to multi-joint parallel four-bar linkage, multi-joint parallel four-bar linkage is arranged in the crossbeam, the front end and the front-axle beam of multi-joint parallel four-bar linkage are hinged, the bar and the central sill of rear end are hinged, and another bar of rear end is hinged by the folding connecting rod of a connecting rod and central sill.
4, according to the described portable folding bicycle of claim 1, it is characterized in that Foldable handlebar mainly is made up of one group of parallel four-bar linkage, rocking bar and handlebar, handlebar is made up of two connecting rods and the steering shaft of two symmetrical handles and support handle, two handles are hinged with the top of steering shaft respectively, two connecting rods are hinged with two handles respectively, steering shaft is to be made of more piece propeller boss translation bonded assembly axle, and the lower end of steering shaft is connected with preceding compound vehicle wheel by universal-joint; One bar of the lower end of parallel four-bar linkage is hinged and connected on the presylvian fissure frame, another bar of lower end also is hinged and connected on the presylvian fissure frame by rocking bar, the upper end of parallel four-bar linkage is hinged an overcoat, in overcoat, be nested with interior cover, the lower end of interior cover coupling nut, the upper end of nut is butted on the overcoat lower end, puts in an end of above-mentioned two pipe links is hinged and connected to respectively.
5, according to the described portable folding bicycle of claim 4, it is characterized in that being hinged on the rocking bar connecting rod, the other end of connecting rod and the front end of front-axle beam are hinged.
6,, it is characterized in that described folding vehicle seat mainly is made up of vehicle seat lower standing tube, vehicle seat upper riser, seat cushion and location safety plug according to the described portable folding bicycle of claim 1; Vehicle seat lower standing tube and the mutual socket of vehicle seat upper riser, the vehicle seat upper riser is arranged on vehicle seat lower standing tube top, and the corresponding site of vehicle seat upper riser has knock hole, and the location safety plug is set between them, seat cushion is connected the upper end of vehicle seat upper riser, and the location safety plug is located at the top of vehicle seat lower standing tube; The lower end and the back rest of vehicle seat lower standing tube are hinged.
7, according to the described portable folding bicycle of claim 6, it is characterized in that the lower end of vehicle seat lower standing tube is hinged connecting rod, the other end of connecting rod is hinged rocking arm, and the other end of rocking arm is fixed on the horizontal stand of back.
8, according to the described portable folding bicycle of claim 6, it is characterized in that the affixed rocking arm in lower end of described vehicle seat lower standing tube, below rocking arm is free-ended, dead bolt is set, the dead bolt telescoping connects in the lock body, and lock body is fixed on the back rest.
9, according to the described portable folding bicycle of claim 1, it is characterized in that described Folding pedal is provided with left and right two groups of Folding pedals, each Folding pedal mainly turns axle, pin by stretcher, stretcher axle, pin and turns a retracing spring, spring card, pin and turn seat and form; Pin turns seat and is connected on the bicycle middle shaft, pin turns axle sleeve and puts in pin turns seat, pin turns has one section to turn the spiral cam that matches of seat with pin on the axle, pin turn the axle an end captive joint with stretcher, turn at pin and to be nested with pin by spring card on the axle and to turn a retracing spring, the other end that pin turns a retracing spring is limited in pin and turns on the step of seat, turns an other end at pin and connects a push rod, the tip of push rod contacts at pin and turns cam, and pin turns cam and is provided with inclined-plane and plane; Turn cam spring by compressing tablet and spring eye cover plate feet in pin turns seat, the side that described pin turns cam is provided with spacing preiection, and the end that pin turns cam spring is positioned at a side of spacing preiection; Be fixed in two throw-out collars about the outer socket of central axis seat shell on the back rest, to turn cam inconsistent with pin respectively in the outer end of two throw-out collars, about two outer socket cam rings of throw-out collar, the cam bit in the cam ring with about the inclined-plane of two throw-out collars inconsistent.
10, according to the described portable folding bicycle of claim 9, it is characterized in that articulated linkage on the described rocking arm, the other end and the cam ring of connecting rod are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620069741 CN2905625Y (en) | 2006-02-27 | 2006-02-27 | Portable folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620069741 CN2905625Y (en) | 2006-02-27 | 2006-02-27 | Portable folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2905625Y true CN2905625Y (en) | 2007-05-30 |
Family
ID=38114257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620069741 Expired - Fee Related CN2905625Y (en) | 2006-02-27 | 2006-02-27 | Portable folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2905625Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797946A (en) * | 2010-04-01 | 2010-08-11 | 福州吉位仪器仪表有限公司 | Mini-folding scooter |
| CN101830265A (en) * | 2010-04-01 | 2010-09-15 | 福州吉位仪器仪表有限公司 | Nondirective bicycle yawing structure |
| CN102233925A (en) * | 2010-04-27 | 2011-11-09 | 戚善鸣 | Folding handlebar of folding bicycle |
| CN106956735A (en) * | 2017-04-20 | 2017-07-18 | 深圳市永杰诚实业有限公司 | A kind of handle electric foldable scooter |
| CN110001852A (en) * | 2019-04-19 | 2019-07-12 | 无锡圣达车业科技有限公司 | A kind of folding handle vertical tube structure |
| CN110723250A (en) * | 2019-10-29 | 2020-01-24 | 腾讯科技（深圳）有限公司 | Steering control device |
| CN110789654A (en) * | 2019-11-25 | 2020-02-14 | 腾讯科技（深圳）有限公司 | Handlebar and bicycle |
-
2006
- 2006-02-27 CN CN 200620069741 patent/CN2905625Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797946A (en) * | 2010-04-01 | 2010-08-11 | 福州吉位仪器仪表有限公司 | Mini-folding scooter |
| CN101830265A (en) * | 2010-04-01 | 2010-09-15 | 福州吉位仪器仪表有限公司 | Nondirective bicycle yawing structure |
| CN101797946B (en) * | 2010-04-01 | 2012-05-16 | 福州吉位仪器仪表有限公司 | Mini-folding scooter |
| CN101830265B (en) * | 2010-04-01 | 2012-09-05 | 福州吉位仪器仪表有限公司 | Nondirective bicycle yawing structure |
| CN102233925A (en) * | 2010-04-27 | 2011-11-09 | 戚善鸣 | Folding handlebar of folding bicycle |
| CN102233925B (en) * | 2010-04-27 | 2014-02-05 | 戚善鸣 | Folding handlebar of folding bicycle |
| CN106956735A (en) * | 2017-04-20 | 2017-07-18 | 深圳市永杰诚实业有限公司 | A kind of handle electric foldable scooter |
| CN110001852A (en) * | 2019-04-19 | 2019-07-12 | 无锡圣达车业科技有限公司 | A kind of folding handle vertical tube structure |
| CN110723250A (en) * | 2019-10-29 | 2020-01-24 | 腾讯科技（深圳）有限公司 | Steering control device |
| CN110723250B (en) * | 2019-10-29 | 2021-02-26 | 腾讯科技（深圳）有限公司 | Steering control device |
| CN110789654A (en) * | 2019-11-25 | 2020-02-14 | 腾讯科技（深圳）有限公司 | Handlebar and bicycle |
| CN110789654B (en) * | 2019-11-25 | 2021-03-23 | 腾讯科技（深圳）有限公司 | Handlebar and bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070530 Termination date: 20100227 |