CN103738442B

CN103738442B - Car beam seat pipe double leval jib folded portable electric bicycle

Info

Publication number: CN103738442B
Application number: CN201410007805.9A
Authority: CN
Inventors: 庞明方
Original assignee: Taicang Chezhongbao Leisure Products Co Ltd
Current assignee: Dongguan Wanbote Technology Co ltd
Priority date: 2014-01-08
Filing date: 2014-01-08
Publication date: 2016-01-13
Anticipated expiration: 2034-01-08
Also published as: CN103738442A

Abstract

A kind of car beam seat pipe double leval jib folded portable electric bicycle, comprise car beam, front pipe fitting, front fork, V-shaped folding hand handle, front-wheel, trailing wheel, vehicle seat, man power driving mechanism and electric drive system, car beam is by front-axle beam pipe, back rest pipe, front rotating vane, first channel, second channel, L shape part, the four-bar linkage that lower link becomes with component combinations such as the first latch hooks, front fork and front pipe fitting are rotationally connected, front-wheel is installed on front fork, the V-shaped folding hand handle be connected with front fork is cup joint style lock-connecting piece V-shaped folding hand handle, vehicle seat comprises seat pipe and saddle, seat pipe is managed by lower seat, the seat of honour is managed, base, lower turntable, folding leaf, double flute part, the four-bar linkage that front rod becomes with component combinations such as the second latch hooks, man power driving mechanism is connected to Five-way tube, the rear portion of back rest pipe and the right side of trailing wheel, electric drive system comprises wheel hub motor, battery, controller and master cock.

Description

Car beam seat pipe double leval jib folded portable electric bicycle

Technical field

The present invention relates to a kind of folding portable type Electrical Bicycle, particularly a kind of car beam seat pipe double leval jib folded portable electric bicycle.

Technical background

Several money folding electric 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 folding complete promising result and more portable effect after folding.

Summary of the invention

The object of the invention is will respectively be provided with four-bar linkage on the car beam of folding electric bicycle and seat pipe, on handlebar, be provided with V-shaped folding hand handle, utilize these three most actvies to fold, realize a perfect folding car beam seat pipe double leval jib folded portable electric bicycle.The object of the present invention is achieved like this, car beam seat pipe double leval jib folded portable electric bicycle, comprise car beam, front pipe fitting, front fork, V-shaped folding hand handle, front-wheel, trailing wheel, vehicle seat, man power driving mechanism and electric drive system, it is characterized in that: car beam comprises front-axle beam pipe, back rest pipe, front rotating vane, first channel, second channel, L shape part, lower link, first latch hook, Five-way tube and back vent, first channel and front pipe fitting welding, front pipe fitting is the cut-out workpiece of the Al squeezing material of a rectangular tube and pipe combination, the bottom of front pipe fitting rectangle pore is connected with base plate, the top of front pipe fitting rectangle pore is connected with upper cover, the front end of front-axle beam pipe is welded with front rotating vane, the rear end of front-axle beam pipe is welded with the second channel, the front end of back rest pipe is welded with L shape part, the rear end welding back vent of back rest pipe, the two sides of the front portion of back rest pipe have mutual to perforation, back rest pipe front portion to perforation in be welded to connect Five-way tube, the two sides at the rear portion of back rest pipe have mutual to perforation, back rest pipe rear portion to perforation in be welded to connect little pipe, front rotating vane by lock bolt and the first channel on be rotationally connected to perforation, L shape part is the blank of an Al squeezing material, there is a circle in the lower left corner of L shape part to perforation, the right lower quadrant of L shape part has a Long Circle to perforation, the circle of L shape part is to boring a hole by being rotationally connected to perforation lock bolt and the lower of the second channel, lower link is the frame section of the openings at one side that a metal round rod is bent into, lower link penetrates the Long Circle of L shape part in perforation, the front portion of L shape part Long Circle to perforation is filled in again with U-shaped nylon plug, it is lower to in perforation that the bending part at lower link two buckles into the first channel, first latch hook is middle part band collar aperture, back lower place buckle, the aluminium extruded type blank of anterior flats, anterior the vertical of flats of first latch hook has an elongated hole, the collar aperture of the first latch hook is by being rotationally connected to perforation on lock bolt and the second channel, penetrate with a bolt again in the elongated hole of the first latch hook, penetrate in a little spring again, be screwed into the spiral shell Wen Kongzhong at top after front-axle beam pipe again, first latch hook hooks the top of L shape part, trailing wheel is installed on back vent, front fork is rotationally connected by the Circular Tube With Hole of seven bowls and front pipe fitting, front-wheel is installed on front fork, V-shaped folding hand handle is fixedly connected with front fork, V-shaped folding hand handle is cup joint style lock-connecting piece V-shaped folding hand handle, V-shaped folding hand is comprising hand pedestal, inside extending tube, U-lag plastic lining, left even part, right even part, left hand handle, right handgrip, to lock bolt, left lock-connecting piece, right lock-connecting piece, hole cylinder, quick detach, safety catch, 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, hand is respectively mutual to perforation with one two side lower parts of pedestal two flute profile, hand is socketed an inside extending tube 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 even part and the right part that connects are fixedly connected on left hand 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 aluminum component wearing circular hole, right lock-connecting piece is the sliced pieces of the Al squeezing material of an Intermediate Gray U-lag, by left connect part and right connect part 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, what left lock-connecting piece was mutual is rotationally connected hole cylinder to wearing circular hole, hole cylinder connects quick detach, quick disassemble lock is connected on right lock-connecting piece, and fast dismounting handle snaps in the U-shaped card of safety catch, inside extending tube passes through hanging bolt, Passscheiben and swollen plug, hand is fixed on pedestal in the front fork tube of front fork, vehicle seat comprises seat pipe and saddle, seat pipe comprises lower seat pipe, the seat of honour is managed, base, lower turntable, folding leaf, double flute part, front rod, second latch hook and pipe clamp, the lower turntable of bottom welding of lower seat pipe, the folding leaf of top welding of lower seat pipe, the bottom of seat of honour pipe is socketed in the circular hole of double flute part, double flute part is Intermediate Gray one circular hole, both sides, front and back respectively cut off workpiece with the Al squeezing material of flute profile, the top and the bottom of the front groove both sides of double flute part are respectively mutual to perforation with one, the middle part of the pit both sides of double flute part is mutual to perforation with one, base is welded in the front top of back rest pipe, and be positioned at the top of Five-way tube, base is while there is a slotted hole, another side has the flat Al squeezing material of a circular hole to cut off workpiece, lower turntable is by being rotationally connected the circular hole of lock bolt and base, before double flute part, the bottom of groove is to boring a hole by being rotationally connected the collar aperture of lock bolt and folding leaf, front rod is the frame section of the openings at one side that a metal round rod is bent into, front rod penetrates in the slotted hole of base, the rear portion of base slotted hole is filled in again with U-shaped nylon plug, the bending part at front rod two buckles into the top of groove before double flute part in perforation, second latch hook is middle part band collar aperture, inferoanterior buckle, the aluminium extruded type blank of upper flat shape, second the vertical of latch hook upper flat shape has an elongated hole, the collar aperture of the second latch hook is by being rotationally connected perforation lock bolt and double flute part pit, penetrate with a bolt again in the elongated hole of the second latch hook, penetrate in a little spring again, be screwed into the spiral shell Wen Kongzhong of pipe bottom, the seat of honour again, the rear end of hooking folding leaf of the second latch hook, saddle is connected in the pipe of the seat of honour, man power driving mechanism comprises axis, crank, chain wheel, pedal, countershaft, prime minor sprocket, rear class sprocket wheel, flywheel, prime chain and rear class 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, countershaft is fixedly connected in the pore of the little pipe in back rest pipe rear portion by Anti-slip nut, the right-hand member of countershaft is rotationally connected rear class sprocket wheel and prime minor sprocket, flywheel is connected to the right side of trailing wheel, prime chain is wire-wrapped in chain wheel and prime minor sprocket, rear class chain is wire-wrapped in rear class sprocket wheel and flywheel, electric drive system comprises wheel hub motor, battery, controller and master cock, and wheel hub motor is configured in front-wheel, and battery and controller are all placed in the rectangle pore of front pipe fitting.

The invention has the beneficial effects as follows: car beam of the present invention adopts four-bar linkage, what make car beam foldingly becomes quick and effective, seat pipe beam adopts four-bar linkage, what make a pipe foldingly becomes quick and effective, Five-way tube be welded in back rest pipe front portion in perforation, and be positioned at a below for pipe base, the connection of Five-way tube and back rest pipe is made both to ensure that intensity, more attractive in appearance again, handlebar adopts cup joint style lock-connecting piece V-shaped folding hand handle, allows V-shaped folding hand more firmly effective after interlocking; Battery and controller are all placed in the rectangle pore of front pipe fitting, make the present invention simple and effective.

accompanying drawing illustrates:

Fig. 1 is structural representation of the present invention

Fig. 2 is structure and the respective outer side edges schematic diagram of the present invention second channel, L shape part and the first latch hook

Fig. 3 is structure and the respective outer side edges schematic diagram that the present invention folds leaf, double flute part and the second latch hook

Fig. 4 is the folding schematic diagram of car beam of the present invention

Fig. 5 is that seat pipe of the present invention folds schematic representation intention

Fig. 6 is that the present invention folds complete figure

In figure: 1---car beam, 2---front pipe fitting, 3---front fork, 4---V-shaped folding hand handle, 5---front-wheel, 6---trailing wheel, 7---vehicle seat, 8---man power driving mechanism, 9---electric drive system; Wherein car beam 1 also comprises: 111---front-axle beam pipe, and 112---back rest pipe, 12---front rotating vane, 13---the first channel, 14---the second channel, 15---L shape part 16---lower link, 17---the first latch hook, 18---Five-way tube, 19---back vent; V-shaped folding hand also comprises 4: 41---hand pedestal, 411---inside extending tube, 42---U-lag plastic lining, 431---left even part, 432---right even part, 441---left hand handle, 442---right handgrip, 45---to lock bolt, 461---left lock-connecting piece, 462---right lock-connecting piece, 47---hole cylinder, 48---quick detach, 49---safety catch; Vehicle seat 7 also comprises: 71---seat pipe, and 72---saddle; Seat pipe 71 also comprises: 711---lower seat pipe, and 712---the seat of honour is managed, and 713---base, 714---lower turntable, 715---folding leaf, 716---double flute part, 717---front rod, 718---the second latch hook, 719---pipe clamp; Man power driving mechanism 8 also comprises: 81---axis, and 82---crank, 83---chain wheel, 84---pedal, 85---countershaft, 86---prime minor sprocket 87---rear class sprocket wheel, 88---flywheel, 891---prime chain, 892---rear class chain; Electric drive system 9 also comprises: 91---wheel hub motor, and 92---battery, 93---controller, 94---master cock; Master cock 94 also comprises: 941---control lock, 942---and speed control crank, 943---power-off brake lever.

detailed description of the invention:

According to Fig. 1, Fig. 2, Fig. 3, described car beam seat pipe double leval jib folded portable electric bicycle, comprise car beam 1, front pipe fitting 2, front fork 3, V-shaped folding hand 4, front-wheel 5, trailing wheel 6, vehicle seat 7, man power driving mechanism 8 and electric drive system;

Described car beam 1 comprises front-axle beam pipe 111, back rest pipe 112, front rotating vane 12, first channel 13, second channel 14, L shape part 15, lower link 16, first latch hook 17, Five-way tube 18 and back vent 19, described front-axle beam pipe 111 is cut-out workpieces of a rectangle aluminum pipe, one tapped bore is arranged at the rear top of described front-axle beam pipe 111, the front end of described front-axle beam pipe 111 is welded with described front rotating vane 12, described front rotating vane 12 is the Al squeezing material blanks connecting sheet below the cast of top one, the rear end of described front-axle beam pipe 111 is welded with the second described channel 14, the second described channel 14 is each up and down with a pair mutual aluminium stamping to perforation of groove two sides, the first described channel 13 welds with described front pipe fitting 2, the first described channel 13 is that the aluminium extruded type of flute profile cuts off workpiece, each up and down punching of described first channel 13 groove two sides have a pair mutual to perforation, the collar aperture of described front rotating vane 12 is by being rotationally connected to perforation on lock bolt and described first channel 13.

Described back rest pipe 112 is cut-out workpieces of a rectangle aluminum pipe, the two sides of the front portion of described back rest pipe 112 have mutual to perforation, the two sides at the rear portion of described back rest pipe 112 have mutual to perforation, the front end of described back rest pipe 112 is welded with described L shape part 15, the rear end welding back vent 19 of described back rest pipe 112, described back rest pipe 112 front portion to perforation in be welded to connect described Five-way tube 18, described back rest pipe 112 rear portion to perforation in be welded to connect a little pipe, described L shape part 15 is blanks of an Al squeezing material, there is a circle in the lower left corner of described L shape part 15 to perforation, the right lower quadrant of described L shape part 15 has a Long Circle to perforation, described L shape part 15 Long Circle to perforation bottom have one and Long Circle to the aperture of perforated vertical, the Long Circle of described L shape part 15 also includes a U-shaped nylon plug to perforation, U-shaped nylon has an aperture beyond the Great Wall, U-shaped nylon aperture is beyond the Great Wall corresponding with the aperture of described L shape part 15 Long Circle to the bottom of boring a hole, the circle of described L shape part 15 is to boring a hole by being rotationally connected to perforation lock bolt and described second the lower of channel 14.

Described lower link 16 is the frame sections of the openings at one side that a metal round rod is bent into, the bending of described lower link 16 frame section two form the two ends of opening part side respectively have a pair pinking, described lower link 16 penetrates the Long Circle of described L shape part 15 in perforation, the front portion of L shape part Long Circle to perforation is filled in again with U-shaped nylon plug, and be screwed into the aperture of perforated bottom from L shape part Long Circle with a tap bolt, be screwed into again in the aperture of U-shaped nylon plug and locate, it is lower to in perforation that the bending part at described lower link 16 two buckles into the first channel, a pad is respectively socketed again at the two ends of described lower link 16 bending, locating in pinking of the two ends of described lower link 16 bending is filled in again with two pins, the first described latch hook 17 is middle part band collar aperture, back lower place buckle, the aluminium extruded type blank of anterior flats, the vertical of the anterior flats of described first latch hook 17 has an elongated hole, the collar aperture of described first latch hook 17 is by being rotationally connected to perforation on lock bolt and described second channel 14, penetrate with a bolt again in the elongated hole of described first latch hook 17, penetrate in a little spring again, be screwed in the screw at the rear top of described front-axle beam pipe 111 again, the first described latch hook 17 hooks the top of described L shape part 15.

Described back vent 19 bends with the aluminum pipe front of two flats, rear end is flattened and is rushed the opening of U-shaped, two front ends of described back vent 19 are welded with the rear end of described back rest pipe 112, the trailing wheel 6 described in opening installation of the U-shaped of two rear ends of described back vent 19, described front pipe fitting 2 is cut-out workpieces of a square tube and a pipe combined aluminium extrusion section bar, the bottom of described front pipe fitting 2 rectangle pore is connected with base plate, the top of described front pipe fitting 2 rectangle pore is connected with upper cover, described front fork 3 comprises front-fork and front fork tube, front-fork bends by the aluminum pipe top of two flats, lower end is flattened and is rushed the opening of U-shaped, and by vertical for the aluminum pipe upper end of the two flats aluminum component being welded in a cast, thus make front-fork, in the collar aperture of front-fork cast aluminum component close-fitting be socketed a front fork tube described front fork 3, the front fork tube of described front fork 3 by seven bowls and described before the Circular Tube With Hole of pipe fitting 2 be rotationally connected, described front-wheel 5 is installed in the U-shaped opening of described front fork 3 front-fork.

Described V-shaped folding hand is 4, comprise hand pedestal 41, inside extending tube 411, U-lag plastic lining 42, left even part 431, right even part 432, left hand is 441, right handgrip 442, to lock bolt 45, left lock-connecting piece 461, right lock-connecting piece 462, hole cylinder 47, quick detach 48, safety catch 49, described hand is pedestal 41, 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 41 liang of flute profiles, described hand has a tapped bore the top on rear side of groove on the right of pedestal 41, described hand is the inside extending tube 411 described in the bottom close-fitting socket one of pedestal 41 circular hole, described U-lag plastic lining 42 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 42 two outside each with sulculus, the sulculus of U-lag plastic lining 42 described in two corresponds to hand described in two the convex tendon in pedestal 41 flute profile, and be pushed in hand described in two in the flute profile of pedestal 41, by U-lag plastic lining 42 bottom described in two to perforation correspond to hand described in two pedestal 41 liang of flute profile both sides to perforation, the U-lag of described U-lag plastic lining 42 and described left hand match the caliber of 441 and described right handgrip 442.

Described left even part 431 and described right even part 432, it is the workpiece of the Al squeezing material section of a bottom zone circle shape, the described left top connecting part 431 and described right even part 432, there is the cylinder of a Vehicle Processing, the described left cylinder connecting part 431 and described right even part 432, respectively fixedly sleeved in described left hand 441 and the bottom of described right handgrip 442, described left hand is equipped with a pin 441 and the described left socket place connecting part 431, described right handgrip 442 is equipped with a pin with the described right socket place connecting part 432, described left hand is that top bends backward 441 and described right handgrip 442, bottom becomes the bending aluminium pipe of inverted "eight" shape, described in two to lock bolt 45, by described left connect part 31 and described right connect part 32 be rotationally connected with respectively described pedestal 41 flute profile two side lower part in perforation and U-lag plastic lining 2 bottom described in two in perforation.

Described left lock-connecting piece 461, it is one one-tenth flute profile, the both sides of flute profile with mutual to the aluminum component wearing circular hole, described left lock-connecting piece 461 is welded in described left hand the rear side of 441 bottoms, described right lock-connecting piece 462, it is the sliced pieces of the Al squeezing material of an Intermediate Gray U-lag, described right lock-connecting piece 462 is welded in the rear side of described right handgrip 442 bottom, the U-lag of described right lock-connecting piece 462 is corresponding with the flute profile of described left lock-connecting piece 461, described hole cylinder 47, that the side of a metal cylinder has a pair perforation, described hole cylinder 47 penetrate described left lock-connecting piece 461 up and down to wearing in circular hole, and mutual to wearing circular hole normal-running fit with described left lock-connecting piece 461, described quick detach 48 is by a circle hook bolt, fast dismounting handle, pad, spring and Anti-slip nut are formed, eccentric orfice on described fast dismounting handle is rotationally connected by rivet and described circle hook bolt, described circle hook bolt penetrates described pad, penetrate in a spring again, penetrate again hole cylinder 47 side be connected in described left lock-connecting piece about 461 circular hole to perforation in, and be arranged in the groove of described left lock-connecting piece 461, and then screw in described Anti-slip nut, described quick detach 48 interlocking is in the U-lag of described right lock-connecting piece 462, described safety catch 49 is the Plastic Parts with U-shaped card, connecting bore is arranged at the bottom of described safety catch 49U shape card, the connecting bore of described safety catch 49 is bolted in described hand the tapped bore of the upper back of groove on the right of pedestal 41, the U-shaped card of described safety catch 49 is corresponding with the fast dismounting handle of described quick detach 8, and engage.

Described vehicle seat 7 comprises a pipe 71 and saddle 72, described seat pipe 71 comprises lower seat pipe 711, seat of honour pipe 712, base 713, lower turntable 714, folding leaf 715, double flute part 716, front rod 717, second latch hook 718 and pipe clamp 719, described lower seat pipe 711 is one section of aluminium pipe, the lower turntable 714 described in the welding of bottom of described lower seat pipe 711, described lower turntable 714 1 aluminium flake strikes out a flute profile, the two sides of flute profile have one mutual to perforation, the folding leaf 715 described in the welding of top of described lower seat pipe 711, described folding leaf 715 is Al squeezing material blanks that cast rear, front end one connects sheet.

The bottom of described seat of honour pipe 712 is socketed in the circular hole of double flute part, described seat of honour pipe 712 is one section of aluminium pipe, there is a tapped bore at the rear of pipe 712 bottom, the described seat of honour, the rear at pipe 712 top, the described seat of honour vertically have one to crack, described double flute part 716 is Intermediate Gray one circular holes, both sides, front and back respectively cut off workpiece with the Al squeezing material of flute profile, the front notch of described double flute part 716 is wider than pit mouth, the top and the bottom of the front groove both sides of described double flute part 716 are respectively mutual to perforation with one, the middle part of the pit both sides of described double flute part 716 is mutual to perforation with one, the top socket pipe clamp 719 of described seat of honour pipe 712, described base 713 is welded in the front top of described back rest pipe 112, and be positioned at the top of described Five-way tube 18, described base 713 is while there is a slotted hole, another side has the flat Al squeezing material of a circular hole to cut off workpiece, one aperture vertical with slotted hole is arranged at the top of described base 713 slotted hole, a U-shaped nylon plug is also included in the slotted hole of described base 713, U-shaped nylon has an aperture beyond the Great Wall, U-shaped nylon aperture is beyond the Great Wall corresponding with the aperture at the top of described base 713 slotted hole, described lower turntable 714 to perforation by being rotationally connected lock bolt and the circular hole of described base 713, before described double flute part 716, the bottom of groove is to boring a hole by being rotationally connected the collar aperture of lock bolt and described folding leaf 715.

Described front rod 717 is the frame sections of the openings at one side that a metal round rod is bent into, the bending of described front rod 717 frame section two form the two ends of opening part side respectively have a pair pinking, described front rod 717 penetrates in the slotted hole of described base 713, the rear portion of described base 713 slotted hole is filled in again with U-shaped nylon plug, and be screwed into from the aperture at described base 713 slotted hole top with a tap bolt, be screwed into again in the aperture of U-shaped nylon plug and locate, the bending part at described front rod 717 two buckles into the top of groove before described double flute part 716 in perforation, a pad is respectively socketed again at the two ends of described front rod 717 bending, locating in pinking of the two ends of described front rod 717 bending is filled in again with two pins, the second described latch hook 718 is middle part band collar aperture, inferoanterior buckle, the aluminium extruded type blank of upper flat shape, described second the vertical of latch hook 718 upper flat shape has an elongated hole, the collar aperture of described second latch hook 718 is by being rotationally connected perforation lock bolt and described double flute part 716 pit, penetrate with a bolt again in the elongated hole of described second latch hook 718, penetrate in a little spring again, be screwed into the spiral shell Wen Kongzhong of seat of honour pipe 712 bottom again, the rear end of hooking described folding leaf 715 of described second latch hook 718, described saddle 72 penetrates in the pore at pipe 712 top, the described seat of honour, and lock with described pipe clamp 719.

Described man power driving mechanism 8 comprises axis 81, crank 82, chain wheel 83, pedal 84, countershaft 85, prime minor sprocket 86, rear class sprocket wheel 87, flywheel 88, prime chain 891 and rear class chain 892, described axis 81 is rotationally connected with in described Five-way tube 18 by axis accessory, crank 82 described in two is fixedly connected on two of described axis 81, described chain wheel 83 is fixed on right crank 82, pedal described in two is connected to crank 82 described in two, described countershaft 85 is fixedly connected in the pore of the little pipe in described back rest pipe 112 rear portion by Anti-slip nut, described countershaft 85 is right headband minor axises, middle part becomes rod, left threaded parts, the end points center of described countershaft 85 minor axis right-hand member is threaded hole, described rear class sprocket wheel 87 and described prime minor sprocket 86 are mutually permanently connected by rotating cylinder, rotating cylinder is the described rear class sprocket wheel 87 of left end riveted joint end, the parts of the described prime minor sprocket 86 of right-hand member riveted joint end, the internal diameter at rotating cylinder two ends is respectively with a counterbore, a through hole is had between two counterbores of rotating cylinder, a bearing is respectively inlayed in two counterbores of rotating cylinder, rotating cylinder is connected on the minor axis of described countershaft 85 by the inner hole sleeve of two bearings, and be fastened to bolt in the tapped bore of described countershaft 85 minor axis right-hand member and locate, described flywheel 88 is connected to the right side of described trailing wheel 6, described prime chain 891 is wire-wrapped in chain wheel 83 and described prime minor sprocket 86, described rear class chain 892 is wire-wrapped in described rear class sprocket wheel 87 and described flywheel 88.

Described electric drive system 9 comprises: wheel hub motor 91, battery 92, controller 93 and master cock 94, described wheel hub motor 91 is brushless hub electric motors, described motor 91 integrally configures combination with the wheel hub of described front-wheel 5, described battery 92 is lithium cell groups of series connection, described controller 93 is brushless motor controllers, described battery 92 and described controller 93 are all positioned in the rectangle pore of described front pipe fitting 2, described master cock 94 comprises Energy control lock 941, speed control crank 942 and power-off brake lever 943, described Energy control lock 941 is installed on the top of the rectangular tube of described front pipe fitting 11, described speed control crank 942 is installed on described right handgrip 442, described power-off brake lever 943 is installed on described left hand on 441 and on described right handgrip 442, described Energy control lock 941, described speed control crank 942 and described power-off brake lever 943, be connected with described controller 93 with connector by connection lead, described controller 93 is connected with described battery 92 and described wheel hub motor 91 with connector by connection lead.

Claims

1. a car beam seat pipe double leval jib folded portable electric bicycle, comprise car beam, front pipe fitting, front fork, V-shaped folding hand handle, front-wheel, trailing wheel, vehicle seat, man power driving mechanism and electric drive system, it is characterized in that: car beam comprises front-axle beam pipe, back rest pipe, front rotating vane, first channel, second channel, L shape part, lower link, first latch hook, Five-way tube and back vent, first channel and front pipe fitting welding, front pipe fitting is the cut-out workpiece of the Al squeezing material of a rectangular tube and pipe combination, the bottom of front pipe fitting rectangle pore is connected with base plate, the top of front pipe fitting rectangle pore is connected with upper cover, the front end of front-axle beam pipe is welded with front rotating vane, the rear end of front-axle beam pipe is welded with the second channel, the front end of back rest pipe is welded with L shape part, the rear end welding back vent of back rest pipe, the two sides of the front portion of back rest pipe have mutual to perforation, back rest pipe front portion to perforation in be welded to connect Five-way tube, the two sides at the rear portion of back rest pipe have mutual to perforation, back rest pipe rear portion to perforation in be welded to connect little pipe, front rotating vane by lock bolt and the first channel on be rotationally connected to perforation, L shape part is the blank of an Al squeezing material, there is a circle in the lower left corner of L shape part to perforation, the right lower quadrant of L shape part has a Long Circle to perforation, the circle of L shape part is to boring a hole by being rotationally connected to perforation lock bolt and the lower of the second channel, lower link is the frame section of the openings at one side that a metal round rod is bent into, lower link penetrates the Long Circle of L shape part in perforation, the front portion of L shape part Long Circle to perforation is filled in again with U-shaped nylon plug, it is lower to in perforation that the bending part at lower link two buckles into the first channel, first latch hook is middle part band collar aperture, back lower place buckle, the aluminium extruded type blank of anterior flats, anterior the vertical of flats of first latch hook has an elongated hole, the collar aperture of the first latch hook is by being rotationally connected to perforation on lock bolt and the second channel, penetrate with a bolt again in the elongated hole of the first latch hook, penetrate in a little spring again, be screwed into the spiral shell Wen Kongzhong at top after front-axle beam pipe again, first latch hook hooks the top of L shape part, trailing wheel is installed on back vent, front fork is rotationally connected by the Circular Tube With Hole of seven bowls and front pipe fitting, front-wheel is installed on front fork, V-shaped folding hand handle is fixedly connected with front fork, V-shaped folding hand handle is cup joint style lock-connecting piece V-shaped folding hand handle, V-shaped folding hand is comprising hand pedestal, inside extending tube, U-lag plastic lining, left even part, right even part, left hand handle, right handgrip, to lock bolt, left lock-connecting piece, right lock-connecting piece, hole cylinder, quick detach, safety catch, 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, hand is respectively mutual to perforation with one two side lower parts of pedestal two flute profile, hand is socketed an inside extending tube 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 even part and the right part that connects are fixedly connected on left hand 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 aluminum component wearing circular hole, right lock-connecting piece is the sliced pieces of the Al squeezing material of an Intermediate Gray U-lag, by left connect part and right connect part 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, what left lock-connecting piece was mutual is rotationally connected hole cylinder to wearing circular hole, hole cylinder connects quick detach, quick disassemble lock is connected on right lock-connecting piece, and fast dismounting handle snaps in the U-shaped card of safety catch, inside extending tube passes through hanging bolt, Passscheiben and swollen plug, hand is fixed on pedestal in the front fork tube of front fork, vehicle seat comprises seat pipe and saddle, seat pipe comprises lower seat pipe, the seat of honour is managed, base, lower turntable, folding leaf, double flute part, front rod, second latch hook and pipe clamp, the lower turntable of bottom welding of lower seat pipe, the folding leaf of top welding of lower seat pipe, the bottom of seat of honour pipe is socketed in the circular hole of double flute part, double flute part is Intermediate Gray one circular hole, both sides, front and back respectively cut off workpiece with the Al squeezing material of flute profile, the top and the bottom of the front groove both sides of double flute part are respectively mutual to perforation with one, the middle part of the pit both sides of double flute part is mutual to perforation with one, base is welded in the front top of back rest pipe, and be positioned at the top of Five-way tube, base is while there is a slotted hole, another side has the flat Al squeezing material of a circular hole to cut off workpiece, lower turntable is by being rotationally connected the circular hole of lock bolt and base, before double flute part, the bottom of groove is to boring a hole by being rotationally connected the collar aperture of lock bolt and folding leaf, front rod is the frame section of the openings at one side that a metal round rod is bent into, front rod penetrates in the slotted hole of base, the rear portion of base slotted hole is filled in again with U-shaped nylon plug, the bending part at front rod two buckles into the top of groove before double flute part in perforation, second latch hook is middle part band collar aperture, inferoanterior buckle, the aluminium extruded type blank of upper flat shape, second the vertical of latch hook upper flat shape has an elongated hole, the collar aperture of the second latch hook is by being rotationally connected perforation lock bolt and double flute part pit, penetrate with a bolt again in the elongated hole of the second latch hook, penetrate in a little spring again, be screwed into the spiral shell Wen Kongzhong of pipe bottom, the seat of honour again, the rear end of hooking folding leaf of the second latch hook, saddle is connected in the pipe of the seat of honour, man power driving mechanism comprises axis, crank, chain wheel, pedal, countershaft, prime minor sprocket, rear class sprocket wheel, flywheel, prime chain and rear class 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, countershaft is fixedly connected in the pore of the little pipe in back rest pipe rear portion by Anti-slip nut, the right-hand member of countershaft is rotationally connected rear class sprocket wheel and prime minor sprocket, flywheel is connected to the right side of trailing wheel, prime chain is wire-wrapped in chain wheel and prime minor sprocket, rear class chain is wire-wrapped in rear class sprocket wheel and flywheel, electric drive system comprises wheel hub motor, battery, controller and master cock, and wheel hub motor is configured in front-wheel, and battery and controller are all placed in the rectangle pore of front pipe fitting.

2. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described front rotating vane is the Al squeezing material blank connecting sheet below the cast of top one, the second described channel is each up and down with a pair mutual aluminium stamping to perforation of groove two sides, the first described channel is that the aluminium extruded type of flute profile cuts off workpiece, each up and down punching of described first channel groove two sides have a pair mutual to perforation.

3. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described L shape part Long Circle to perforation bottom have one and Long Circle to the aperture of perforated vertical, the Long Circle of described L shape part also includes a U-shaped nylon plug to perforation, U-shaped nylon has an aperture beyond the Great Wall, and U-shaped nylon aperture is beyond the Great Wall corresponding with the aperture of described L shape part Long Circle to the bottom of boring a hole.

4. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described lower link is the frame section of the openings at one side that a metal round rod is bent into, the bending of described lower link frame section two form the two ends of opening part side respectively have a pair pinking.

5. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described lower turntable one aluminium flake strikes out a flute profile, the two sides of flute profile have one mutual to perforation, described folding leaf is the Al squeezing material blank that cast rear, front end one connects sheet, and the front notch of described double flute part is wider than pit mouth.

6. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: an aperture vertical with slotted hole is arranged at the top of described base slotted hole, a U-shaped nylon plug is also included in the slotted hole of described base, U-shaped nylon has an aperture beyond the Great Wall, and U-shaped nylon aperture is beyond the Great Wall corresponding with the aperture at the top of described base slotted hole.

7. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described front rod is the frame section of the openings at one side that a metal round rod is bent into, the bending of described front rod frame section two form the two ends of opening part side respectively have a pair pinking.

8. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described countershaft is right headband minor axis, middle part becomes rod, left threaded parts, the end points center of described countershaft minor axis right-hand member is threaded hole, described rear class sprocket wheel and described prime minor sprocket are mutually permanently connected by rotating cylinder, rotating cylinder is the described rear class sprocket wheel of left end riveted joint end, the parts of the described prime minor sprocket of right-hand member riveted joint end, the internal diameter at rotating cylinder two ends is respectively with a counterbore, a through hole is had between two counterbores of rotating cylinder, a bearing is respectively inlayed in two counterbores of rotating cylinder, rotating cylinder is connected on the minor axis of described countershaft by the inner hole sleeve of two bearings, and be fastened to bolt in the tapped bore of described countershaft minor axis right-hand member and locate.

9. car beam seat pipe double leval jib folded portable electric bicycle according to claim 1, it is characterized in that: described wheel hub motor is brushless hub electric motor, the wheel hub of described motor and described front-wheel integrally configures combination, described battery is the lithium cell group of series connection, described controller is brushless motor controller, described battery and described controller are all positioned in the rectangle pore of described front pipe fitting, described master cock comprises Energy control lock, speed control crank and power-off brake lever, described Energy control lock is installed on the top of the rectangular tube of described front pipe fitting, described speed control crank is installed on described right handgrip, described power-off brake lever is installed on described left hand on upper and described right handgrip, described Energy control lock, described speed control crank and described power-off brake lever, be connected with described controller with connector by connection lead, described controller is connected with described battery and described wheel hub motor with connector by connection lead.