CN101544259B - Folding-type bicycle - Google Patents
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- CN101544259B CN101544259B CN2009101037360A CN200910103736A CN101544259B CN 101544259 B CN101544259 B CN 101544259B CN 2009101037360 A CN2009101037360 A CN 2009101037360A CN 200910103736 A CN200910103736 A CN 200910103736A CN 101544259 B CN101544259 B CN 101544259B
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Abstract
A folding-type bicycle comprises a retractable front pipe component, a retractable back pipe component, an upper connecting piece, a folding-type lower connecting piece and a seat component, wherein the upper end of the front pipe component is connected with a handle forwards, while the lower end is connected with a front wheel; the lower end of the back pipe component is provided with a rear wheel and a corresponding driving component; the front end of the upper connecting piece is sleeved on the upside of the front pipe component, while the back end is hinged with the upper end of the back pipe component; the front end and the back end of the folding-type lower connecting piece are respectively hinged under the front pipe component and the back pipe component; and the seat component comprises a retractable seat pipe, a seat under which a bearing rod is fixed, and a connecting piece. The bicycle can be folded to a small volume; thus, the bicycle occupies less space when folded and is convenient to carry and move, thereby ensuring convenient use; meanwhile, the unique design of a seat folding structure ensures firmer and more stable connection and higher carrying capacity of the seat without influencing the space occupied by the bicycle after folding.
Description
Technical field
The present invention relates to a kind of bicycle, is a kind of being convenient for carrying specifically, the foldable bicycle that a car is used more.
Background technology
Bicycle is a kind of vehicle of riding instead of walk of being used to easily, in the bicycle trade in the present age, developed the bicycle that various patterns and various functions, but in these existing bike teches, all face such technological deficiency, be exactly that the bicycle volume is too big, it is excessive to make that it takes up space, and also is not easy to carry simultaneously, after the bicycle user goes home, generally just it can only be parked in downstairs, stolen easily, when needs were gone on a tour by bus, bicycle was owing to carry inconvenience simultaneously, can only stay in, the tourist can't enjoy and arrive the enjoyment of taking advantage of bicycle to go sightseeing behind the scenic spot.Simultaneously, also there be the bicycle of part in the prior art with folder function, but its folding effect is bad, less stable when folding occupied space, back than big and use also is inconvenient to transport after folding simultaneously, need carry or shoulder and could carry, be that heaviness is not easy to again carry, just do not have its usefulness after folding simultaneously, must vacate a place specially and be used to deposit, lose value.
A lot of residential quarters of modern city; people usually can be regularly near to the sub-district supermarket purchase; for convenience; the buyer usually can a large amount of article of disposable buying; such as for the working clan, just like the thing articles for use in disposable buying one week of foot when weekend, the buyer who has bicycle in this case just likes using bicycle to carry; but bicycle of the prior art all can not directly enter into inside, market, makes the buying article very inconvenient.As be parked in the stolen also corresponding increase of possibility in market outside.Simultaneously along with present social tourism development already, the bicycle self-driving is gone on a tour and more and more is subjected to liking of traveller, but when the bicycle self-driving is gone on a tour, the traveller all is accustomed to carrying a leather trunk on rear bicycle, can be used for things such as splendid attire clothing, tent, but like this, just make and carry very inconvenience, can not carry out train, carborne or the like easily, people often have only from family and directly take advantage of bicycle to arrive the tourist spot, for tourist spot far away, often since the time not enough, just only abandon, very inconvenience.In addition for going on business or travelling, go out and all will be with baggage container, all need walking when changeing on the road unavoidably, also cause simultaneously time delays, trudging during the journey, itself is very tired, and must carry a pile cabin baggage in addition, allows the journey process become hurriedly, feel exhausted like this.
Summary of the invention
At the prior art above shortcomings, technical matters to be solved by this invention provides a kind of foldable bicycle easy to carry, make stable when it uses, reliable, and folding back takes up space little, be convenient for carrying, also can work as affected hand buggy after folding and use, it is all very convenient further to make community resident shopping and bicycle self-driving go on a tour.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme:
A kind of foldable bicycle comprises:
A telescopic preceding pipe assembly, its upper end forward connection handle, the lower end connects front-wheel;
A telescopic back pipe assembly, its lower end is provided with trailing wheel and corresponding driving assembly, and described driven unit comprises stretcher, messenger chain etc.;
A upper connector, its front end sleeve are connected on the upside of described preceding pipe assembly, and hinge is set in the rear end and pipe assembly upper end, described back is hinged, and described hinge is a horizontally set;
A collapsible attaching parts down, its rear and front end is hinged on the downside of described preceding pipe assembly and back pipe assembly respectively, specifically, its rear and front end is respectively to be connected with back pipe assembly with described preceding pipe assembly by an attaching parts, its rear and front end is to be hinged on respectively on the attaching parts, described collapsible attaching parts down also can replace with a telescopic attaching parts down of cover laminar design-calculated, the one end be hinged on described before the downside of pipe assembly or back pipe assembly, the detachable downside that is connected in described back pipe assembly or preceding pipe assembly of the other end;
A seat assembly, comprise telescopic seat tubes, the seat that the below is installed with pole, attaching parts, described seat tubes lower end is connected on the pipe assembly of described back with its pivotally attached transom by one, detachable connection of pole below seat tubes upper end and the described seat, specifically, described detachable connection can be to be set to, the pole lower end can be inserted in the pore of seat tubes upper end, the anchor ear that one reliable screw is tightly pluged with molten metal is set in the upper end surface of seat tubes simultaneously, when tightly pluging with molten metal by screw, anchor ear can make the pole of inserting be locked, described attaching parts is by forming by chimeric mutually last draw-in groove and lower blocked slot, wherein going up draw-in groove is the telescoping setting, on described, the front side of lower blocked slot is laterally hinged with and is one, on, the rear end of lower blocked slot is articulated in respectively on described pole and the seat tubes, on, the front end of lower blocked slot removably is connected the upper end of described back pipe assembly, specifically, detachable connection described herein can be that the front end at hinge-point place, last draw-in groove front side is horizontally arranged with the hinge groove that opening makes progress, the front end at hinge-point place, lower blocked slot front side is horizontally arranged with the hinge groove that Open Side Down accordingly, on described, when rich its front side hinge-point of lower blocked slot rotates mutually, can make the mutual interlock of described hinge groove form fraising, and will tap in the fraising with the transverse axis cover that upper connector rear end hinge be arranged in parallel; Also can also be to be set to clamping between the upper end with any front end of upper and lower draw-in groove and described back pipe assembly or by other detachable connection modes such as pin or bolted connections.Wherein said each scalable part all can be the design of cover laminar, and the elasticity navigation button is set on internal layer, on skin the coupling knock hole is set, make internal layer stretch out and retraction after can lean on the cooperation between elasticity navigation button and the diverse location knock hole to position.The bicycle of the technical program, make after collapsible and be close together between each parts, significantly reduce the shared space of its car body, its concrete folding mode will be introduced later, its unique seat assembly structure design of while, can make seat tilted rearward setting, when the passenger takes, gravity can partly be converted into the pulling force to attaching parts, attaching parts is that discerptible upward lower blocked slot is stressed respectively simultaneously, can reduce the holding capacity of attaching parts and form triangular support can be more stable, reliably, so not only make things convenient for it to fold, and can make that the support at seat is more firm, overcome the little defective of common Folding Bicycle load-carrying, can bear bigger load-carrying.
Improvement as the technical program, described foldable bicycle also comprises a back seat, described back seat is hinged on the pipe assembly of described back by four telescopic pipe links that be arranged in parallel, also be provided with a pull bar in addition, the two ends of pull bar are hinged with seat tubes and the pipe link that is positioned at the top respectively, specifically the two ends of four pipe links are hinged on respectively on back seat below and the back pipe assembly in the same way in twos, pipe link designs for sandwich-type, its internal layer can stretch out or retraction in outer inside, pull bar can be set to the duplex pull rod structure, the pull bar upper end is by being fixed on the seat tubes with its pivotally attached connecting element, and the pull bar other end is hinged on the skin of two pipe links that are positioned at the top.Like this, the back seat of setting up can be used for belongings, as shopping basket, suitcase etc., or is used to carry other people.
As further improvement in the technical proposal, on above-mentioned back seat, also be provided with roller, the two ends of roller wheel shaft are by two membrane support up and down at back seat rear, between described upper connector and the preceding pipe assembly is turnable socket, be to design to have an anchor ear to do attaching parts to be connected between described collapsible down attaching parts and the preceding pipe assembly, end of attaching parts is for being hinged on the described anchor ear under it, and anchor ear is to manage on the assembly before being socketed in rotationally.Like this, when described bicycle is positioned at folded state, the direction of pipe assembly before rotatable, make the direction of its front-wheel consistent with the direction of back seat upper roller, the position of back seat roller rationally is set simultaneously, makes that back seat roller present position, folding back height is consistent with the front-wheel height, can promote handle like this, make the bicycle rolling after folding move ahead convenient carrying.
Optimization as the technical program, can also set up following structure: be provided with box assembly, described box assembly comprises, hook and two folding legs of casing, a pair of coupling, wherein said two legs back are respectively managed on the assembly before being arranged at and a side of back seat, manage on the rear and described casing of leg upside on the assembly before described hook is arranged at with mating respectively.Like this, when but bicycle is in normal motoring condition, casing can be positioned on the back seat, when bicycle is positioned at folded state, casing can be shelved the top that is supported in two legs, be hooked together to hook coupling on casing and the preceding pipe assembly simultaneously and fix, this moment, bicycle integral body can be used in the presence of the hand push case.Like this after bicycle has the function that this structure brings, can make things convenient for the user to be used for supermarket shopping or be used for the motoring.
Following attaching parts in the technical program, can do following optimal design, described collapsible attaching parts integral body down is the tubulose setting, comprise forebody, pars intermedia, latter half of, sleeve, spring, described forebody and latter half of can being hinged on circuitously downwards on the pars intermedia, length sleeve be greater than pars intermedia length, and be set on the pars intermedia slidably, the compressible length of spring is greater than length sleeve, and makes one end and sleeve the be connected other end and forebody or latter half of being connected.When described collapsible following attaching parts folds, promote sleeve and compression spring earlier, pars intermedia is exposed from sleeve, pars intermedia is folding toward the top when folding, forebody and latter half ofly draw close from two ends, middle subordinate side toward the centre, the length scale of pars intermedia can be set to forebody and latter half of diameter sum when being provided with, and folding like this back forebody and latter half of lucky can abutting against have together been saved the space.
Handle in the technical program, also can do following optimal design, described handle is a tubular body, comprise an interlude that is fixedly connected on preceding pipe assembly, and be arranged at first section and second section of interlude both sides, wherein first section with interlude by be arranged at its below hinge be connected, described second section coupling end can penetrate interlude with mating and extend into first intersegmental part, second section coupling end is provided with the limit sliding chutes of U type, extreme direction and the ends two parallel ends identical with first section direction that close up of U type limit sliding chutes are longer than the other end, the circumferential angular distance of two parallel ends of U type limit sliding chutes is 90 ° of settings, be provided with the projection that is connected in limit sliding chutes slidably at described interlude inwall, on described second section coupling end, be provided with a location spring button with U type limit sliding chutes two parallel end opposite senses, an end short in the two parallel ends of described retainer spring button and U type limit sliding chutes is positioned at same straight line, the corresponding knock hole X that mates with the retainer spring button that is provided with on described first section, the corresponding knock hole Y that mates with the retainer spring button that is provided with on interlude, described knock hole can make when the projection of interlude inwall is arranged in the end of the long end of U type limit sliding chutes two parallel ends on second section coupling end, described knock hole X cooperates the location with the retainer spring button, when the projection of interlude inwall was arranged in the end of the short end of U type limit sliding chutes two parallel ends on second section coupling end, described knock hole Y cooperated the location with the retainer spring button.Like this, when bicycle is positioned at the cruising state, described second section coupling end is positioned at first intersegmental part, retainer spring button on it cooperates with knock hole X on first section realizes the location, when need are folding, press the retainer spring button, twitch simultaneously and rotate second section, make in the U type limit sliding chutes of projection on second section coupling end of interlude inwall and slide, and by the end that slides to short end in the U type limit sliding chutes two parallel ends than the end of a long end, this moment, the retainer spring button cooperated realization to locate with knock hole Y on the interlude, extract from first intersegmental part owing to described second section coupling end this moment, what but travel direction was downward between first section of event and the interlude folds, second section has been rotated 90 ° automatically in the process of extracting out simultaneously, can make the brake on the handle that direction is rotated to be downwards, so just further reduce volume, save the space.
The present invention is when being complete deployed condition, can be used as common bicycle uses, casing can be positioned on the back seat, when need are folding, take off casing earlier, come dismantling between seat below pole and the seat tubes then, the last draw-in groove that links to each other with pole in the attaching parts is herein pulled toward the top, upper and lower draw-in groove is opened around himself hinge-point, and the hinge groove of upper and lower draw-in groove front end opens it is separated with socket transverse axis within it, so promptly realizes separating of seat assembly and upper connector; Then can be with whole back seat and seat assembly folded beneath backward together, in the folding process with back seat with as the state of the equal boil down to withdrawal of each telescoping design-calculated parts in the assembly, make simultaneously between each member and be adjacent to mutually, so just can obtain preliminary folded state, the parallel beneath of back seat and described back pipe assembly is adjacent under this state, seat tubes shrinks the back and pull bar is closely attached on the back pipe assembly of back seat top adjacent together, on, be closely attached on the seat tubes behind the lower blocked slot tabling, last draw-in groove is contraction state, and the seat rotates to be the state parallel with draw-in groove; Can carry out further folding then, earlier the lower end of managing assembly and back pipe assembly before folding the making of collapsible attaching parts is down closed up, pipe assembly and back pipe assembly further dwindle its volume before shrinking simultaneously again, roller direction on the pipe assembly makes front-wheel and is arranged at back seat before the 90 degree rotations simultaneously is consistent, simultaneously described roller position rationally be provided with make its when this state and preceding wheel location contour, folding bicycle handle more at last, its further reduced volume and institute are taken up space, the shared volume of bicycle body is minimum during this state, is easy to carry; Two folding legs can be launched at last, described location footprint and setting highly rationally make it launch the lucky and contour formation stable support of front-wheel in rear leg lower end at this state, again casing is held on the upper end of two legs, the hook that fastens simultaneously on casing and the preceding pipe assembly is fixed box location, this state is a hand push case state, can conveniently be used for supermarket shopping or when climbing, can haul advancing, and convenient.
Than prior art, the technical program has following advantage:
1, bicycle of the present invention is foldable to very little volume, takes up space littler after so not only folding and is easy to carry and moves, and makes extremely easy to use.2, the unique design of seat foldable structure, make it connect more firm stable, the seat can bear bigger load-carrying, do not influence simultaneously its shared space, folding back, such as upper and lower draw-in groove that wherein can be chimeric, launch the back and form stable triangular support, the folding chimeric uniqueness setting that does not account for redundant space 3, roller and front-wheel for one in back, making folding back only need pull handle is that reliable roller and front-wheel drag it together and advance, very convenient, when stopping leg is launched just can form stable support, make that it is more convenient to use, answer hand.4, Du Te casing setting, can make bicycle use all very convenient in shopping and transportation, being particularly suitable for the community resident supermarket or the market of farm produce does shopping, travels outdoors, goes on business and the bicycle self-driving use of going on a tour, bicycle folding can be deformed into the hand push case when being used for supermarket shopping does shopping, plastic bag but also environmental protection had so not only been saved, casing can be held on back seat during transportation and carry out the bicycle transportation, when the road surface is not suitable for driving, also can be changed into hand push (drawing) case and spur; When be used to travel outdoors, when going on business, the tourist is with cabin baggage unavoidably, like this when you carrying baggage container take bus arrive the three unities after and need arrive one when needing residence far away after transferring to another train number than the apogee or arriving purpose, at this moment just baggage container can be positioned over the back seat hook, hand buggy is deformed into bicycle to drive and is transported to next destination, so promptly save time, can reduce the fatigue that walking during the journey brings again; When being used for self driving and going on a tour, tourism supplies such as tent can be positioned in the casing, easily set out on a journey, the form elder generation riding public transportation means that far then bicycle can be deformed into the hand push case as journey arrives the destination, redeformation is that bicycle is traveled, open tent during the evening rest, be positioned in the tent after bicycle is collapsible, convenient keeping.
Description of drawings
The three-dimensional structure diagram when but Fig. 1 is a foldable bicycle motoring condition of the present invention;
Fig. 2 removes constructional drawing behind the chest member for Fig. 1;
Fig. 3 is seat below pole and seat tubes disengaging, upper and lower draw-in groove front end and a back pipe assembly upper end disengaging configuration state scheme drawing afterwards among Fig. 2;
Fig. 4 be Fig. 3 further folding after, i.e. the equal boil down to minimum rating of seat partial component and back seat partial component, and make each member and back manage the configuration state scheme drawing after being close to mutually between the assembly;
Fig. 5 is that Fig. 4 is further folding, promptly descends the configuration state scheme drawing after attaching parts folds;
Fig. 6 further draws close for preceding pipe assembly among Fig. 5 and back pipe assembly, and manages the configuration state scheme drawing after assembly makes the front-wheel direction and the roller direction is consistent before rotating simultaneously;
Fig. 7 is among Fig. 6 that handle is further folding, the configuration state scheme drawing after preceding simultaneously pipe assembly and the back pipe assembly contraction;
Fig. 8 is among Fig. 6 that handle is folding, the configuration state scheme drawing when simultaneously leg being launched to be supported in ground;
Configuration state scheme drawing when Fig. 9 is hand push case state for the present invention;
Figure 10 is the scheme drawing of the chest after taking off;
Figure 11 is the local structure decomposing schematic representation of handle portion of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
To shown in Figure 11, a kind of foldable bicycle comprises by Fig. 1:
A telescopic preceding pipe assembly 1, its upper end forward connection handle 2, the lower end connects front-wheel 3;
A telescopic back pipe assembly 4, its lower end is provided with trailing wheel 5 and corresponding driving assembly 6, and described driven unit 6 comprises stretcher, messenger chain etc.;
A upper connector 7, its front end sleeve are connected on the upside of described preceding pipe assembly 1, and it is hinged with pipe assembly 4 upper ends, described back that the rear end is provided with hinge 8, and described hinge 8 is a horizontally set;
A collapsible attaching parts 9 down, its rear and front end is hinged on the downside of described preceding pipe assembly 1 and back pipe assembly 4 respectively, specifically, its rear and front end is respectively to be connected with back pipe assembly 4 with described preceding pipe assembly 1 by an attaching parts 10,11, and its rear and front end is to be hinged on respectively on the attaching parts 10,11;
A seat assembly, comprise telescopic seat tubes 13, the seat 15 that the below is installed with pole 14, attaching parts 16, described seat tubes 13 lower ends are connected on the pipe assembly 4 of described back with its pivotally attached transom 17 by one, 14 detachable connections of pole of seat tubes 13 upper ends and 15 belows, described seat, specifically, described detachable connection can be to be set to, pole 14 lower ends can be inserted in the seat tubes 13 upper end pores, the anchor ear 18 that one reliable screw is tightly pluged with molten metal is set in the upper end surface of seat tubes 13 simultaneously, when tightly pluging with molten metal by screw, anchor ear 18 can make the pole 14 of inserting be locked, described attaching parts 16 is by can chimeric mutually last draw-in groove 20 and lower blocked slot 21 forming, wherein going up draw-in groove 20 is the telescoping setting, on described, lower blocked slot 20,21 front side is laterally hinged with and is one, on, lower blocked slot 20,21 rear end is articulated in respectively on described pole 14 and the seat tubes 13, the front end at hinge-point place, last draw-in groove 20 front side is horizontally arranged with the hinge groove 22 that opening makes progress, the front end at hinge-point place, lower blocked slot 21 front side is horizontally arranged with the hinge groove 23 that Open Side Down accordingly, on described, lower blocked slot 22, when 23 rich its front side hinge-points rotate mutually, can make described hinge groove 22,23 mutual interlocks form fraising, and will tap in the fraising with a transverse axis 24 covers that upper connector 7 rear end hinges 8 be arranged in parallel.Wherein said each scalable part all is the designs of cover laminar, and the elasticity navigation button is set on internal layer, on skin the coupling knock hole is set, make internal layer stretch out and retraction after can lean on the cooperation between elasticity navigation button and the diverse location knock hole to position.
Improvement as present embodiment, described foldable bicycle also comprises a back seat 26, described back seat 26 is hinged on the pipe assembly 4 of described back by four telescopic pipe links that be arranged in parallel, also be provided with a pull bar 31 in addition, the two ends of pull bar 31 are hinged with seat tubes 13 and the pipe link that is positioned at the top respectively, specifically the two ends of four pipe links are hinged on respectively on back seat 26 belows and the back pipe assembly 4 in the same way in twos, pipe link designs for sandwich-type, its internal layer can stretch out or retraction in outer inside, pull bar 31 can be set to the duplex pull rod structure, pull bar 31 upper ends are by being fixed on the seat tubes 13 with its pivotally attached connecting element, and pull bar 31 other ends are hinged on the skin of two pipe links that are positioned at the top.Like this, the back seat of setting up 26 can be used for belongings, as shopping basket, suitcase etc., or is used to carry other people.
Further improvement as above-mentioned embodiment, on above-mentioned back seat 26, also be provided with roller 32, the two ends of roller 32 rotating shafts are by two membrane support up and down at back seat 26 rears, between described upper connector 7 and the preceding pipe assembly 1 is turnable socket, be to design to have an anchor ear 33 to do attaching parts to be connected between described collapsible down attaching parts 9 and the preceding pipe assembly 1, end of attaching parts 9 is for being hinged on the described anchor ear 33 under it, and anchor ear 33 is to manage on the assembly 1 before being socketed in rotationally.Like this, when described bicycle is positioned at folded state, the direction of pipe assembly 1 before rotatable, make the direction of its front-wheel 3 consistent with the direction of back seat 26 upper rollers 32, the position of back seat roller 32 rationally is set simultaneously, makes that folding back back seat roller 32 present position height are highly consistent with front-wheel 3, can promote handle 2 like this, make the bicycle rolling after folding move ahead convenient carrying.
Optimization as present embodiment, can also set up following structure: be provided with box assembly, described box assembly comprises, 35,36 and two folding legs 37,38 of the hook of a casing 34 (as shown in figure 10), a pair of coupling, wherein said two legs 37,38 respectively the back to being arranged at before on the pipe assembly 1 and on the back seat 26 with first section side in the same way of aftermentioned handle 2, described hook 35,36 mate is arranged at respectively on the preceding rear and described casing 34 of managing leg 37 upsides on the assembly 1.Like this, when but bicycle is in normal motoring condition, casing 34 can be positioned on the back seat 26, when bicycle is positioned at folded state, casing 34 can be shelved the top that is supported in two legs 37,38, be hooked together to hook on casing 34 and the preceding pipe assembly 1 35 couplings simultaneously and fix, this moment, bicycle integral body can be used in the presence of the hand push case.Like this after bicycle has the function that this structure brings, can make things convenient for the user to be used for supermarket shopping or be used for the motoring.
Following attaching parts 9 in the present embodiment, can do following optimal design, described attaching parts 9 integral body down are the tubulose setting, comprise forebody 40, pars intermedia 41, latter half of 42, sleeve 43, spring 44, described forebody 40 and latter half of 42 can be hinged on downwards on the pars intermedia 41 circuitously, sleeve 43 length are greater than the length of pars intermedia 41, and be set in slidably on the pars intermedia 41, the compressible length of spring 44 is greater than sleeve 43 length, and makes one end and sleeve 43 the be connected other end and forebody or latter half of being connected.When following attaching parts 9 folds, promote sleeve 43 and compression spring 44 earlier, pars intermedia 41 is exposed from sleeve 43, pars intermedia 41 is folding toward the top when folding, forebody 40 and latter half of 42 is drawn close from two ends, pars intermedia 41 below toward the centre, the length scale of pars intermedia 41 can be set to forebody 40 and latter half of 42 diameter sums when being provided with, and folding like this back forebody 40 and latter half of 42 can abut against together just, has saved the space.
As shown in figure 11, handle 2 in the technical program, also can do following optimal design, described handle 2 is a tubular body, comprise an interlude 46 that is fixedly connected on preceding pipe assembly 1, and be arranged at first section 45 and second sections 47 of interlude 46 both sides, wherein first section 45 with interlude 46 by be arranged at its below hinge 48 be connected, described second section 47 coupling end can penetrate interlude 46 with mating and extend into first section 45 inside, second section 47 coupling end is provided with the limit sliding chutes 49 of U type, extreme direction and the ends two parallel ends identical with first section 45 direction that close up of U type limit sliding chutes 49 are longer than the other end, the circumferential angular distance of two parallel ends of U type limit sliding chutes 49 is 90 ° of settings, be provided with the projection 50 that is connected in limit sliding chutes 49 slidably at described interlude 46 inwalls, on described second section 47 coupling end, be provided with a location spring button 51 with 49 liang of parallel end opposite senses of U type limit sliding chutes, an end short in the two parallel ends of described retainer spring button 51 and U type limit sliding chutes 49 is positioned at same straight line, the corresponding knock hole X52 that mates with retainer spring button 51 that is provided with on described first section 45, the corresponding knock hole Y53 that mates with retainer spring button 51 that is provided with on interlude 46, described knock hole can make when the projection 50 when interlude 46 inwalls is arranged in the end of the long end of 49 liang of parallel ends of U type limit sliding chutes on second section 47 coupling end, described knock hole X52 cooperates the location with retainer spring button 51, when the projection 50 of interlude 46 inwalls was arranged in the end of the short end of 49 liang of parallel ends of U type limit sliding chutes on second section 47 coupling end, described knock hole Y53 cooperated the location with retainer spring button 51.Like this, when bicycle is positioned at the cruising state, described second section 47 coupling end is positioned at first section 45 inside, retainer spring button 51 on it cooperates with knock hole X52 on first section 45 realizes the location, when need are folding, press retainer spring button 51, twitch simultaneously and rotate second section 47, the projection 50 that makes interlude 46 inwalls is slided in the U type limit sliding chutes 49 on second section 47 coupling end, and by the end that slides to short end in 49 liang of parallel ends of U type limit sliding chutes than the end of a long end, this moment, retainer spring button 51 cooperated realization to locate with knock hole Y53 on the interlude 46, extract from first section 45 inside owing to described second section 47 coupling end this moment, what but travel direction was downward between first section 45 of event and the interlude 46 folds, second section 47 has been rotated 90 ° automatically in the process of extracting out simultaneously, can make the brake on the handle 2 that 55 directions are rotated to be downwards, so just further reduce volume, save the space.
The present invention is when being complete deployed condition, can be used as common bicycle uses, casing 34 can be positioned over (this moment as shown in Figure 1) on the back seat 26, when need are folding, take off casing 34 (this moment as shown in Figure 2) earlier, come dismantling between seat 15 below poles 14 and the seat tubes 13 then, the last draw-in groove 20 that links to each other with pole 14 in the attaching parts 16 is herein pulled toward tops, make, lower blocked slot 20,21 open around himself hinge-point, on, lower blocked slot 20, the hinge groove 23 of 21 front ends opens it is separated with socket transverse axis 24 within it, so promptly realizes separating (this moment as shown in Figure 3) of seat assembly and upper connector 7; Then can be with whole back seat 26 and seat assembly folded beneath backward together, in the folding process with back seat 26 with as the state of the equal boil down to withdrawal of each telescoping design-calculated parts in the assembly, make simultaneously between each member and be adjacent to mutually, so just can obtain preliminary folded state (this moment as shown in Figure 4), back seat 26 is adjacent to the parallel beneath of described back pipe assembly 4 under this state, seat tubes 13 shrinks the back and pull bar 31 is closely attached on the back pipe assembly 4 of back seat 26 top adjacents together, on, lower blocked slot 20, be closely attached on behind 21 tablings on the seat tubes 13, last draw-in groove 20 is contraction state, and seat 15 rotates to be the state parallel with draw-in groove; Can carry out further folding then, lower end with pipe assembly 1 and back pipe assembly 4 before collapsible 9 folding the making of attaching parts down closes up gradually earlier, pipe assembly 1 makes front-wheel 3 be unlikely to stop (this moment as shown in Figure 5) closing up to produce before the rotation when closing up, pipe assembly 1 and back pipe assembly 4 were further drawn close to dwindle its volume before can make this moment, roller 32 directions on pipe assembly 1 makes front-wheel 3 and is arranged at back seat 26 before continuing simultaneously to rotate consistent (this moment as shown in Figure 6), simultaneously described roller 32 positions rationally be provided with make its when this state and front-wheel 3 positions contour, folding bicycle handle 2 more at last, its further reduced volume and institute are taken up space, and pipe assembly 1 is managed assembly 4 with the back before the contraction, be minimum folded state (this moment as shown in Figure 7) this moment, the shared volume of bicycle body is minimum during this state, is easy to carry; Two folding legs 37,38 can be launched at last, described leg 37,38 positions and highly rationally being provided with make it launch rear leg 37,38 lower ends just and front-wheel 3 contour formation stable support (this moment can with reference to figure 8) at this state, again casing 34 is held on the upper end of two legs 37,38, the hook 35 that fastens simultaneously on casing 34 and the preceding pipe assembly 1 makes casing 34 stationkeeping, this state is hand push case state (this moment as shown in Figure 9), can conveniently be used for supermarket shopping or when climbing, can haul advancing, and convenient.
Claims (6)
1. foldable bicycle comprises:
A telescopic preceding pipe assembly, its upper end forward connection handle, the lower end connects front-wheel;
A telescopic back pipe assembly, its lower end is provided with trailing wheel and corresponding driving assembly;
A upper connector, its front end sleeve are connected on the upside of described preceding pipe assembly, and hinge is set in the rear end and pipe assembly upper end, described back is hinged;
A collapsible attaching parts down, its rear and front end is hinged on the downside of described preceding pipe assembly and back pipe assembly respectively, or telescopic attaching parts down, the one end be hinged on described before the downside of pipe assembly or back pipe assembly, the detachable downside that is connected in described back pipe assembly or preceding pipe assembly of the other end;
A seat assembly, comprise telescopic seat tubes, the seat that the below is installed with pole, attaching parts, described seat tubes lower end is connected on the pipe assembly of described back with its pivotally attached transom by one, detachable connection of pole below seat tubes upper end and the described seat, described attaching parts is by forming by chimeric mutually last draw-in groove and lower blocked slot, wherein going up draw-in groove is the telescoping setting, on described, the front side of lower blocked slot is articulated as one, on, the rear end of lower blocked slot is articulated in respectively on described pole and the seat tubes, on, the front end of lower blocked slot removably is connected the upper end of described back pipe assembly.
2. foldable bicycle as claimed in claim 1, it is characterized in that, described foldable bicycle also comprises a back seat, described back seat is hinged on the pipe assembly of described back by four telescopic pipe links that be arranged in parallel, also be provided with a pull bar in addition, the two ends of pull bar are hinged with seat tubes and the pipe link that is positioned at the top respectively.
3. foldable bicycle as claimed in claim 2, it is characterized in that, also be provided with roller on the described back seat, the two ends of roller wheel shaft are by two membrane support up and down at back seat rear, between described upper connector and the preceding pipe assembly is turnable socket, between described collapsible down attaching parts and the preceding pipe assembly is that design has an anchor ear to be connected, and end of attaching parts is for being hinged on the described anchor ear down for it, and anchor ear is to be socketed in preceding the pipe on the assembly rotationally.
4. as claim 1 or 2 or 3 described foldable bicycles, it is characterized in that, also be provided with box assembly, described box assembly comprises, hook and two folding legs of casing, a pair of coupling, wherein said two legs back are respectively managed on the assembly before being arranged at and a side of back seat, manage on the rear and described casing of leg upside on the assembly before described hook is arranged at with mating respectively.
5. foldable bicycle as claimed in claim 1, it is characterized in that, described collapsible attaching parts integral body down is the tubulose setting, comprise forebody, pars intermedia, latter half of, sleeve, spring, described forebody and latter half of can being hinged on circuitously downwards on the pars intermedia, length sleeve be greater than pars intermedia length, and be set on the pars intermedia slidably, the compressible length of spring is greater than length sleeve, and makes one end and sleeve the be connected other end and forebody or latter half of being connected.
6. foldable bicycle as claimed in claim 1, it is characterized in that, described handle is a tubular body, comprise an interlude that is fixedly connected on preceding pipe assembly, and be arranged at first section and second section of interlude both sides, wherein first section with interlude by be arranged at its below hinge be connected, described second section coupling end can penetrate interlude with mating and extend into first intersegmental part, second section coupling end is provided with the limit sliding chutes of U type, extreme direction and the ends two parallel ends identical with first section direction that close up of U type limit sliding chutes are longer than the other end, two parallel ends of U type limit sliding chutes are 90 ° of settings along the circumferential angular distance of handle, be provided with the projection that is connected in limit sliding chutes slidably at described interlude inwall, on described second section coupling end, be provided with a location spring button with U type limit sliding chutes two parallel end opposite senses, an end short in the two parallel ends of described retainer spring button and U type limit sliding chutes is positioned at same straight line, the corresponding knock hole X that mates with the retainer spring button that is provided with on described first section, the corresponding knock hole Y that mates with the retainer spring button that is provided with on interlude, described knock hole can make when the projection of interlude inwall is arranged in the end of the long end of U type limit sliding chutes two parallel ends on second section coupling end, described knock hole X cooperates the location with the retainer spring button, when the projection of interlude inwall was arranged in the end of the short end of U type limit sliding chutes two parallel ends on second section coupling end, described knock hole Y cooperated the location with the retainer spring button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101037360A CN101544259B (en) | 2009-04-29 | 2009-04-29 | Folding-type bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101037360A CN101544259B (en) | 2009-04-29 | 2009-04-29 | Folding-type bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101544259A CN101544259A (en) | 2009-09-30 |
| CN101544259B true CN101544259B (en) | 2011-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101037360A Expired - Fee Related CN101544259B (en) | 2009-04-29 | 2009-04-29 | Folding-type bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101544259B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071283B (en) * | 2014-07-09 | 2016-06-08 | 南京康尼精密机械有限公司 | Novel folded bicycle |
| CN113243642B (en) * | 2021-07-15 | 2021-09-17 | 常州福克斯智能科技有限公司 | Luggage case capable of being ridden and front wheel assembly thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2111256U (en) * | 1991-07-28 | 1992-07-29 | 曲新 | Portable extension bicycle |
| JP2005014895A (en) * | 2003-06-04 | 2005-01-20 | Hung Chang Chao | Bicycle structure with body frame adjustable to shorten its length |
| CN1715131A (en) * | 2004-05-28 | 2006-01-04 | 特嘉科研有限公司 | Portable folding bicycle |
| CN1840420A (en) * | 2005-03-31 | 2006-10-04 | 极点股份有限公司 | Folding bicycle frame structure |
-
2009
- 2009-04-29 CN CN2009101037360A patent/CN101544259B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2111256U (en) * | 1991-07-28 | 1992-07-29 | 曲新 | Portable extension bicycle |
| JP2005014895A (en) * | 2003-06-04 | 2005-01-20 | Hung Chang Chao | Bicycle structure with body frame adjustable to shorten its length |
| CN1715131A (en) * | 2004-05-28 | 2006-01-04 | 特嘉科研有限公司 | Portable folding bicycle |
| CN1840420A (en) * | 2005-03-31 | 2006-10-04 | 极点股份有限公司 | Folding bicycle frame structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101544259A (en) | 2009-09-30 |
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