CN104229038A - Double-beam sliding piece linkage box type foldable bicycle - Google Patents
Double-beam sliding piece linkage box type foldable bicycle Download PDFInfo
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- CN104229038A CN104229038A CN201410543886.4A CN201410543886A CN104229038A CN 104229038 A CN104229038 A CN 104229038A CN 201410543886 A CN201410543886 A CN 201410543886A CN 104229038 A CN104229038 A CN 104229038A
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Abstract
The invention provides a double-beam sliding piece linkage box type foldable bicycle. A rear fork is welded to the rear ends of two flat pipes to form a double-beam. A folding piece is welded to the front end of the double-beam. The folding piece is connected to a front frame. The front frame is formed by welding a front head pipe and a rectangular pipe. A groove-shaped piece is welded to the middle of the front head pipe. The middle of the double-beam is connected with a sliding piece in a sliding mode. The sliding piece is connected with an upper connecting rod and a lower connecting rod. The lower connecting rod is connected to the groove-shaped piece on the front head pipe. The front end of a seat pipe is connected with the front end of the double-beam. A groove-shaped piece is welded to the middle of the seat pipe. A saddle is connected with the rear end of the seat pipe. The groove-shaped piece on the seat pipe is connected with the upper connecting rod. A front fork piece is formed by welding a front fork pipe, a five-way pipe, a left wheel fork piece and a right wheel fork piece. The front fork piece is connected with the front head pipe in a rotating mode. A front wheel is connected to the front fork piece. A rear wheel is connected to a rear fork. A V-shaped folding handlebar is fixedly connected with the front fork pipe. A left box plate and a right box plate are connected to the two sides of the double-beam. A driving mechanism is connected to the five-way pipe and the front wheel.
Description
technical field:
The present invention relates to a kind of folding portable bicycle, particularly a kind of twin beams saddle interlock foldable bicycle.
technical background:
Several money folding bicycles that the design people formerly designs, although there is folding rate fast, also smallerly folding, due to reasons such as structures, fail to reach box promising result after folding.
summary of the invention:
The object of the invention is to provide a kind of and adopt that saddle slides in twin beams, linkage bar linkage structure is as the twin beams saddle interlock foldable bicycle of folding mode.The object of the present invention is achieved like this, twin beams saddle interlock foldable bicycle, comprises twin beams, folded piece, saddle, two channels, side arm, front fork, lower link, upper connecting rod, seat pipe, saddle, V-shaped folding hand handle, front-wheel, trailing wheel and driver train, is characterized in that: twin beams respectively welds a crosspiece by between the front and rear part of two flat tubes, and rear end is welded a back vent and formed, the flute profile stamping of the inner side welding folded piece of twin beams two front end, and folded piece is by flute profile stamping, U-shaped circle, latch hook and torsion spring are formed, U-shaped lap welding is connected to the bottom of side arm rectangular tube rear end, latch hook and torsion spring are by being connected to the rear portion of side arm rectangular tube to lock bolt, the flute profile stamping of folded piece is by being rotationally connected lock bolt and U-shaped circle, side arm is welded by front head tube and rectangular tube, a channel is also welded at the middle part of front head tube, the middle part sliding block joint saddle of twin beams, saddle is made up of lower component and upper-part, the lower component of saddle is rotationally connected the rear end of lower link, the front end of lower link is rotationally connected with the channel being welded in front head tube, the front end of seat pipe is by being rotationally connected locking bolt and two front ends of twin beams and the flute profile stamping of folded piece, the middle part welding channel of seat pipe, the rear end of seat pipe connects saddle, the channel being welded in a pipe is rotationally connected the upper end of connecting rod, the lower end of upper connecting rod is rotationally connected with the upper-part of saddle, front fork is by front fork tube, Five-way tube, revolver forks piece and right forks piece of taking turns are welded, and front fork tube is rotationally connected by seven bowls and front head tube, and front-wheel is connected to revolver forks piece and rightly takes turns forks piece, and trailing wheel is connected to back vent, and V-shaped folding hand handle is fixedly connected with front fork tube, V-shaped folding hand is comprising hand pedestal, U-lag plastic lining, left hand handle, right handgrip, left lock-connecting piece, right lock-connecting piece, quick detach, safety catch and lower poling, hand is socketed poling the bottom close-fitting of pedestal circular hole, hand is respectively inlaying connection one U-lag plastic lining in two flute profiles of pedestal, left hand is welded with U-shaped circle respectively the bottom with right handgrip, left lock-connecting piece and right lock-connecting piece are welded in left hand respectively the rear side of the rear side of bottom and right handgrip bottom, left lock-connecting piece is one one-tenth flute profile, the both sides of flute profile with mutual to the blanked part wearing circular hole, right lock-connecting piece is the metal piece of an Intermediate Gray U-lag, by hand with right handgrip bottom U-shaped circle respectively by lock bolt be connected to hand pedestal two flute profile both sides to perforation, left hand is allowed with the bottom of right handgrip and hand, two U-lag plastic linings in pedestal two flute profile to be engaged each other, safety catch is the Plastic Parts with U-shaped card, safety catch is connected to hand the top of the rear side of groove on the right of pedestal, left lock-connecting piece mutual to the hole cylinder wearing circular hole and be rotationally connected quick detach, quick disassemble lock is connected on right lock-connecting piece, and the fast dismounting handle of quick detach snaps in the U-shaped card of safety catch, lower poling is connected in the Circular Tube With Hole of back breeches pipe by hanging bolt and skewback nut, driver train comprises axis, crank, chain wheel, pedal, flywheel and chain, axis is rotationally connected with in Five-way tube by axis accessory, two cranks are fixedly connected on two of axis, chain wheel is fixed on right crank, two pedals are connected to two cranks, flywheel is connected to the right side of front-wheel, and chain is wire-wrapped in chain wheel and flywheel.
The invention has the beneficial effects as follows: the present invention adopts that saddle slides in twin beams, linkage bar linkage structure is as folding mode, after making to open the latch hook of folded piece, pull the front head tube saddle that can link backward to slide backward, thus interlock seat pipe folds to twin beams together, create the effect that side arm and seat Guan Nengyu Double beam link are folding, improve folding rate and folding effect; Adopt box, allow two plastic flagstones of casing be fixed on twin beams and connecting strap, side arm, front-wheel, driver train etc. after the present invention can be allowed to fold all are hidden into casing, with bus in appropriate bands, be applicable to and public transport with the use of; Utilize front-wheel as drive wheel, allow car load feel more succinct, handlebar adopts V-shaped folding hand handle, makes car load folding more effective.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention
Fig. 2 is the structural representation of folded piece of the present invention
Fig. 3 is the structural representation of saddle of the present invention
Fig. 4 is profile effect schematic diagram of the present invention
Fig. 5 is the folding process schematic diagram of vehicle body main body of the present invention
Fig. 6 is that the present invention folds complete figure
In figure: 1---twin beams, 21---folded piece, 22---saddle, 23---channel, 31---side arm, 32---front fork, 41---lower link, 42---upper connecting rod, 43---seat pipe, 44---saddle, 5---V-shaped folding hand handle, 61---front-wheel, 62---trailing wheel, 71---left and right boxboard, 72---handle handle, 73---tugboat, 8---driver train; Wherein V-shaped folding hand also comprises 5: 51---hand pedestal, 52---U-lag plastic lining, 53---left hand handle, 54---right handgrip, 55---left lock-connecting piece, 56---right lock-connecting piece, 57---quick detach.
detailed description of the invention:
According to Fig. 1, Fig. 2, Fig. 3, Fig. 4, described twin beams saddle interlock foldable bicycle, comprise twin beams 1, folded piece 21, saddle 22, channel 23, side arm 31, front fork 32, lower link 41, upper connecting rod 42, seat pipe 43, saddle 44, V-shaped folding hand 5, front-wheel 61, trailing wheel 62 and driver train 8;
A crosspiece is respectively welded in described twin beams 1 inner side that is anterior by two flat tubes and middle part, the rear end of two flat tubes is welded a back vent and is formed, two front ends of described twin beams 1 liang of flat tube respectively have a perforation, the perforation of described twin beams 1 liang of flat tube front end is mutually corresponding, the back vent of described twin beams 1, it is the metal stamping of a flute profile, the lower end of described twin beams 1 back vent both sides has mutual to perforation, described twin beams 1 back vent mutual to perforation by lock bolt connect described in trailing wheel 62, described trailing wheel 62 is 8 inch inflated wheel, the flute profile stamping of described folding 21 of the inner side welding of described twin beams 1 liang of front end, folded piece 1 is by flute profile stamping, U-shaped circle, latch hook and torsion spring are formed, the flute profile stamping of described folded piece 21 is the flute profile stampings that Open Side Down, the front and rear of described folded piece 21 flute profile stamping two sides respectively has one mutual to perforation, the flute profile stamping of the described folded piece 21 after welding with described twin beams 1, thereafter mutual perforation perforation being corresponded to described twin beams 1 liang of flat tube front end, the U-shaped circle of described folded piece 21, be a profile be U-shaped, the blank of middle round-meshed aluminium section bar, the U-shaped lap welding of described folded piece 21 is connected to the bottom of side arm 31 rectangular tube rear end, the latch hook of described folded piece 11 is middle and upper parts is T-shaped, bottom is the parts of cast, the latch hook of described folded piece 21 and torsion spring are by being connected to the rear portion of described side arm 31 rectangular tube to lock bolt, described folded piece 21 flute profile stamping is by being rotationally connected the U-shaped circle of lock bolt and described folded piece.
Described side arm 31 is formed by upper weld one rectangular tube of front head tube, the left and right sides at described side arm 31 rectangular tube rear portion has mutual to perforation, the top at described side arm 31 rectangular tube rear portion has a rectangular opening, both sides, described side arm 31 rectangular tube rear portion mutual to perforation and the rectangular opening of top, for latch hook and torsion spring by installing described folded piece 21 to lock bolt, before described side arm 31, a channel 23 is also welded at the middle part of head tube, described channel 23 is blanked parts of a flute profile, and the both sides of described channel 23 have mutual to perforation.
Described saddle 22 is slidably connected to the middle part of described twin beams 1, described saddle 22 is divided into upper and lower two parts by one, the upper-part shape of described saddle 22 is as the stroke at character cut in bas-relief top, the lower component shape of described saddle 22 is as Ji font, the upper-part of described saddle 22 and lower component are all the cut-out workpieces of aluminium section bar, the both sides of described saddle 22 upper-part have mutual to perforation, what described saddle 22 upper-part was mutual is counterbore to the lateral surface of perforation, tapped bore is arranged at the bottom of the upper-part of described saddle 22, the both sides of described saddle 22 lower component have mutual to perforation, perforation is arranged at the top of the lower component of described saddle 22, described saddle 22 upper-part mutual to perforation by being rotationally connected lock bolt and the lower end of upper connecting rod 42, the perforation of described saddle 22 lower component is fixedly connected with by the tapped bore of bolt with described saddle 22 upper-part, described saddle 22 lower component mutual to perforation by lock bolt be connected with the rear end thereof of lower link 41.
Described lower link 41 and described upper connecting rod 42, all that a loop-shaped element is respectively welded at the two ends of a pipe, loop-shaped element is the blank of thick-walled tube, the loop-shaped element of described lower link 41 front end is passed through lock bolt, with 23 mutual being rotationally connected perforation of described channel being welded in front head tube, seat pipe 43 is that a loop-shaped element is welded in the front end of a pipe, the channel 23 described in the welding of below in the middle part of described seat pipe 43, the loop-shaped element of described seat pipe 43 front end, by the mutual corresponding perforation to lock bolt and described twin beams 1 front end, with mutual being rotationally connected perforation in described folded piece 21 flute profile stamping rear portion, the rear end of described seat pipe 43 connects saddle 44, be welded in the described channel 23 of described seat pipe 43 mutual to perforation by connecting the loop-shaped element of described upper connecting rod 42 upper end to lock screws.
Described front fork 32 comprises front fork tube, Five-way tube, revolver forks piece and rightly take turns forks piece, the Five-way tube described in the welding of below of described front fork tube, the revolver forks piece described in the welding of two ends below described Five-way tube and described rightly take turns forks piece, described revolver forks piece is that top is with arc opening, bottom is with the strip metal punching of U-shaped gap, described right forks piece of taking turns is strip metal stamping with two right-angle bendings in the middle part of in the of one, described right top of taking turns forks piece is with arc opening, described right bottom of taking turns forks piece is with U-shaped gap, described revolver forks piece after welding with described Five-way tube and describedly rightly take turns forks piece, forming one with described Five-way tube is font, described front fork tube is rotationally connected by the front pore of seven bowls and described side arm 31, the U-shaped gap of described revolver forks piece and described right U-shaped gap of taking turns forks piece, by the cooperation of screw bolt and nut, front-wheel 61 is installed, described front-wheel 61 is 8 inch inflated wheel.
Described V-shaped folding hand is 5, comprise hand pedestal 51, U-lag plastic lining 52, left hand is 53, right handgrip 54, left lock-connecting piece 55, right lock-connecting piece 56, quick detach 57, safety catch and lower poling, described hand is pedestal 51, it is Intermediate Gray one circular hole, both sides are respectively with flute profile, two flute profiles cut off workpiece with the Al squeezing material of convex tendon inside the both sides of bottom land, described hand is respectively mutual to perforation with one two side lower parts of pedestal 51 liang of flute profiles, described hand has a tapped bore the top on rear side of groove on the right of pedestal 51, described hand is the lower poling described in the bottom close-fitting socket one of pedestal 51 circular hole, described lower poling is the pipe of bottom with angle, described U-lag plastic lining 52 is upper middle parts is U-lag, bottom is flat-bottom slot, the both sides of flat-bottom slot are with the mutual Plastic Parts to perforation, described U-lag plastic lining 52 two outside each with sulculus, the sulculus of U-lag plastic lining 52 described in two corresponds to hand described in two the convex tendon in pedestal 51 flute profile, and be pushed in hand described in two in the flute profile of pedestal 51, by U-lag plastic lining 52 bottom described in two to perforation correspond to hand described in two pedestal 51 liang of flute profile both sides to perforation, the U-lag of described U-lag plastic lining 52 and described left hand match the caliber of 53 and described right handgrip 54, described left hand is that top bends backward 53 and described right handgrip 54, bottom becomes the bending pipe of inverted "eight" shape, at described left hand, a loop-shaped element is respectively welded in the bottom of 53 and described right handgrip 54 pipe again, loop-shaped element is the blank of a seamless tube, described left hand passes through two to lock bolt two loop-shaped element of 53 and described right handgrip 54, by described left hand 53 and described right handgrip 54 be rotationally connected with respectively described hand pedestal 51 flute profile two side lower part to perforation in, with U-lag plastic lining 52 bottom described in two to perforation in.
Described left lock-connecting piece 55, it is one one-tenth flute profile, the both sides of flute profile with mutual to the stamping of wearing circular hole, described left lock-connecting piece 55 is welded in described left hand the rear side of 53 bottoms, described right lock-connecting piece 56, it is the stamping of an Intermediate Gray U-lag, described right lock-connecting piece 56 is welded in the rear side of described right handgrip 54 bottom, the U-lag of described right lock-connecting piece 56 is corresponding with the flute profile of described left lock-connecting piece 55, described quick detach 57 is by a circle hook bolt, fast dismounting handle, pad, spring, hole cylinder and Anti-slip nut are formed, hole cylinder is that the side of a metal cylinder has a perforation, hole cylinder penetrate described left lock-connecting piece 55 up and down to wearing in circular hole, and mutual to wearing circular hole normal-running fit with described left lock-connecting piece 55, eccentric orfice on fast dismounting handle is rotationally connected by rivet and circle hook bolt, circle hook bolt penetrates pad, penetrate in a spring again, penetrate in the perforation of the hole cylinder side be connected in described left lock-connecting piece about 55 circular hole again, and be arranged in the groove of described left lock-connecting piece 55, and then screw in described Anti-slip nut, described quick detach 57 interlocking is in the U-lag of described right lock-connecting piece 56, described safety catch is the Plastic Parts with U-shaped card, connecting bore is arranged at the bottom of described safety catch U-shaped card, the connecting bore of described safety catch is bolted in described hand the tapped bore of the upper back of groove on the right of pedestal 51, the U-shaped card of described safety catch is corresponding with the fast dismounting handle of described quick detach 57, and engage.
Described twin beams saddle interlock foldable bicycle also comprises left and right boxboard 71, handle is 72 and tugboat 73, described left and right boxboard 71 is plastic flagstones of injection moulding, the below of the front and rear both sides of described twin beams 1 is also welded with connecting strap, described left and right boxboard about 71 points coordinates in pairs, described left and right boxboard 71 is bolted to connection on the both sides and connecting strap of described twin beams, described handle is be made up of a handle and a catch base 72, described catch base is a U-shaped circle, described catch base is welded in described V-shaped folding hand the front side of 5 pedestals 51, described handle is by being rotationally connected lock bolt and described catch base, described tugboat 73 comprises two PU wheels, one bushing pipe and two lining rings, the bushing pipe of described tugboat 73 is lining in the inner side at the rear upper angle of described left and right boxboard 71, two PU wheels of described tugboat 73 by lock bolt is connected to upper angle after described left and right boxboard 71 two outside, and make two lining rings of described tugboat 73, between the two PU wheels and described left and right boxboard 71 of described tugboat 73, make the bushing pipe of described tugboat 73 between described left and right boxboard 71.
Described driver train 8 comprises axis, crank, chain wheel, pedal, flywheel and chain, described axis is rotationally connected with in described Five-way tube by axis accessory, crank described in two is fixedly connected on two of described axis, described chain wheel is fixed on right crank, pedal described in two is connected to crank described in two, described pedal is folding pedals, and described flywheel is connected to the right side of described front-wheel 61, and described chain is wire-wrapped in chain wheel and described flywheel.
Claims (9)
1. a twin beams saddle interlock foldable bicycle, comprises twin beams, folded piece, saddle, two channels, side arm, front fork, lower link, upper connecting rod, seat pipe, saddle, V-shaped folding hand handle, front-wheel, trailing wheel and driver train, is characterized in that: twin beams respectively welds a crosspiece by between the front and rear part of two flat tubes, and rear end is welded a back vent and formed, the flute profile stamping of the inner side welding folded piece of twin beams two front end, and folded piece is by flute profile stamping, U-shaped circle, latch hook and torsion spring are formed, U-shaped lap welding is connected to the bottom of side arm rectangular tube rear end, latch hook and torsion spring are by being connected to the rear portion of side arm rectangular tube to lock bolt, the flute profile stamping of folded piece is by being rotationally connected lock bolt and U-shaped circle, side arm is welded by front head tube and rectangular tube, a channel is also welded at the middle part of front head tube, the middle part sliding block joint saddle of twin beams, saddle is made up of lower component and upper-part, the lower component of saddle is rotationally connected the rear end of lower link, the front end of lower link is rotationally connected with the channel being welded in front head tube, the front end of seat pipe is by being rotationally connected locking bolt and two front ends of twin beams and the flute profile stamping of folded piece, the middle part welding channel of seat pipe, the rear end of seat pipe connects saddle, the channel being welded in a pipe is rotationally connected the upper end of connecting rod, the lower end of upper connecting rod is rotationally connected with the upper-part of saddle, front fork is by front fork tube, Five-way tube, revolver forks piece and right forks piece of taking turns are welded, and front fork tube is rotationally connected by seven bowls and front head tube, and front-wheel is connected to revolver forks piece and rightly takes turns forks piece, and trailing wheel is connected to back vent, and V-shaped folding hand handle is fixedly connected with front fork tube, V-shaped folding hand is comprising hand pedestal, U-lag plastic lining, left hand handle, right handgrip, left lock-connecting piece, right lock-connecting piece, first quick detach, safety catch and lower poling, hand is socketed poling the bottom close-fitting of pedestal circular hole, hand is respectively inlaying connection one U-lag plastic lining in two flute profiles of pedestal, left hand is welded with U-shaped circle respectively the bottom with right handgrip, left lock-connecting piece and right lock-connecting piece are welded in left hand respectively the rear side of the rear side of bottom and right handgrip bottom, left lock-connecting piece is one one-tenth flute profile, the both sides of flute profile with mutual to the blanked part wearing circular hole, right lock-connecting piece is the metal piece of an Intermediate Gray U-lag, by hand with right handgrip bottom U-shaped circle respectively by lock bolt be connected to hand pedestal two flute profile both sides to perforation, left hand is allowed with the bottom of right handgrip and hand, two U-lag plastic linings in pedestal two flute profile to be engaged each other, safety catch is the Plastic Parts with U-shaped card, safety catch is connected to hand the top of the rear side of groove on the right of pedestal, left lock-connecting piece mutual to the hole cylinder wearing circular hole and be rotationally connected the first quick detach, first quick disassemble lock is connected on right lock-connecting piece, and the fast dismounting handle of the first quick detach snaps in the U-shaped card of safety catch, lower poling is connected in the Circular Tube With Hole of back breeches pipe by hanging bolt and skewback nut, driver train comprises axis, crank, chain wheel, pedal, flywheel and chain, axis is rotationally connected with in Five-way tube by axis accessory, two cranks are fixedly connected on two of axis, chain wheel is fixed on right crank, two pedals are connected to two cranks, flywheel is connected to the right side of front-wheel, and chain is wire-wrapped in chain wheel and flywheel.
2. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: two front ends of described twin beams two flat tube respectively have a perforation, the perforation of described twin beams two flat tube front end is mutually corresponding, the back vent of described twin beams, it is the metal stamping of a flute profile, the front and rear of described folded piece flute profile stamping two sides respectively has one mutual to perforation, the flute profile stamping of the described folded piece after welding with described twin beams, thereafter mutual perforation perforation being corresponded to described twin beams two flat tube front end, the latch hook of described folded piece is middle and upper part is T-shaped, bottom is the parts of cast.
3. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: the upper-part shape of described saddle is as the stroke at character cut in bas-relief top, the lower component shape of described saddle is as Ji font, the both sides of described saddle upper-part have mutual to perforation, what described saddle upper-part was mutual is counterbore to the lateral surface of perforation, tapped bore is arranged at the bottom of the upper-part of described saddle, the both sides of described saddle lower component have mutual to perforation, perforation is arranged at the top of the lower component of described saddle, the perforation of described saddle lower component is fixedly connected with by the tapped bore of bolt with described saddle upper-part.
4. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: the left and right sides at described side arm rectangular tube rear portion has mutual to perforation, the top at described side arm rectangular tube rear portion has a rectangular opening, described lower link and described upper connecting rod, all that a loop-shaped element is respectively welded at the two ends of a pipe, loop-shaped element is the blank of thick-walled tube, and seat pipe is that a loop-shaped element is welded in the front end of a pipe.
5. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: described revolver forks piece is that top is with arc opening, bottom is with the strip metal punching of U-shaped gap, described right forks piece of taking turns is strip metal stamping with two right-angle bendings in the middle part of in the of one, described right top of taking turns forks piece is with arc opening, described right bottom of taking turns forks piece is with U-shaped gap, described revolver forks piece after welding with described Five-way tube and describedly rightly take turns forks piece, forming one with described Five-way tube is font, described front-wheel is 8 inch inflated wheel, described trailing wheel is 8 inch inflated wheel.
6. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: described hand is Intermediate Gray one circular hole pedestal, both sides are respectively with flute profile, two flute profiles cut off workpiece with the Al squeezing material of convex tendon inside the both sides of bottom land, described hand is respectively mutual to perforation with one two side lower parts of pedestal two flute profile, described hand has a tapped bore the top on rear side of groove on the right of pedestal, described lower poling is the pipe of bottom with angle, described U-lag plastic lining is upper middle part is U-lag, bottom is flat-bottom slot, the both sides of flat-bottom slot are with the mutual Plastic Parts to perforation, described U-lag plastic lining two outside each with sulculus, the sulculus of U-lag plastic lining described in two corresponds to hand described in two the convex tendon in pedestal flute profile, and be pushed in hand described in two in the flute profile of pedestal, described left hand is being that top bends backward with described right handgrip, bottom becomes the bending pipe of inverted "eight" shape.
7. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: described quick detach is made up of circle hook bolt, fast dismounting handle, pad, spring, hole cylinder and an Anti-slip nut, circle hook bolt penetrates pad, penetrates in a spring again, penetrates in the perforation of the hole cylinder side be connected in the upper and lower circular hole of described left lock-connecting piece again, and be arranged in the groove of described left lock-connecting piece, and then screwing in described Anti-slip nut, described quick disassemble lock is connected in the U-lag of described right lock-connecting piece.
8. according to claim 1 twin beams saddle interlock foldable bicycle, it is characterized in that: described twin beams saddle interlock foldable bicycle also comprises left and right boxboard, handle handle and tugboat, described left and right boxboard is the plastic flagstone of injection moulding, the below of the front and rear both sides of described twin beams is also welded with connecting strap, described left and right boxboard divides left and right to coordinate in pairs, described left and right boxboard is bolted to connection on the both sides and connecting strap of described twin beams, described handle is made up of a handle and a catch base being, described catch base is a U-shaped circle, described catch base is welded in described V-shaped folding hand the front side of pedestal, described handle is by being rotationally connected lock bolt and described catch base.
9. according to Claim 8 twin beams saddle interlock foldable bicycle, it is characterized in that: described tugboat comprises two PU wheels, a bushing pipe and two lining rings, the inner side at the bushing pipe of described tugboat upper angle after being lining in described left and right boxboard, two PU wheels of described tugboat by lock bolt is connected to upper angle after the boxboard of described left and right two outside, and make two lining rings of described tugboat, between the two PU wheels and described left and right boxboard of described tugboat, make the bushing pipe of described tugboat between the boxboard of described left and right.
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| CN201410543886.4A CN104229038B (en) | 2014-10-15 | 2014-10-15 | Twin beams saddle linkage foldable bicycle |
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| CN201410543886.4A CN104229038B (en) | 2014-10-15 | 2014-10-15 | Twin beams saddle linkage foldable bicycle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104494759A (en) * | 2015-01-09 | 2015-04-08 | 太仓市车中宝休闲用品有限公司 | Double-beam slider linkage folding box type tricycle |
| CN104527883A (en) * | 2015-01-09 | 2015-04-22 | 太仓市车中宝休闲用品有限公司 | Double-beam sliding element linkage foldable box type three-wheel electric vehicle |
| CN104527884A (en) * | 2015-01-13 | 2015-04-22 | 太仓市车中宝休闲用品有限公司 | Rear wheel turning type folding portable tricycle |
| CN104608864A (en) * | 2015-02-05 | 2015-05-13 | 太仓市车中宝休闲用品有限公司 | Double-beam sliding piece linkage folding up-down treading type portable bicycle |
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| CN104494759A (en) * | 2015-01-09 | 2015-04-08 | 太仓市车中宝休闲用品有限公司 | Double-beam slider linkage folding box type tricycle |
| CN104527883A (en) * | 2015-01-09 | 2015-04-22 | 太仓市车中宝休闲用品有限公司 | Double-beam sliding element linkage foldable box type three-wheel electric vehicle |
| CN104527884A (en) * | 2015-01-13 | 2015-04-22 | 太仓市车中宝休闲用品有限公司 | Rear wheel turning type folding portable tricycle |
| CN104608864A (en) * | 2015-02-05 | 2015-05-13 | 太仓市车中宝休闲用品有限公司 | Double-beam sliding piece linkage folding up-down treading type portable bicycle |
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