CN104290844B - Fold half box-type bicycle - Google Patents
Fold half box-type bicycle Download PDFInfo
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- CN104290844B CN104290844B CN201410543683.5A CN201410543683A CN104290844B CN 104290844 B CN104290844 B CN 104290844B CN 201410543683 A CN201410543683 A CN 201410543683A CN 104290844 B CN104290844 B CN 104290844B
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Abstract
nullA kind of folding half box-type bicycle，Including bicycle beam、R shape frame、Front fork、V-shaped folding hand handle、Fold seat pipe、Saddle、Front-wheel、Trailing wheel and drive mechanism，Bicycle beam is by front-axle beam pipe、Back rest pipe、Front rotating vane、U-shaped circle、Lock-connecting piece、∩ shape part、Lower link and back vent are formed by connecting，R shape frame is welded by a section bar and two arc-like sheets，Section bar bottom flute profile is rotationally connected front rotating vane and lower link to perforation，Trailing wheel is connected to back vent，Front fork is by front fork tube、Five-way tube、Revolver forks piece and right wheel forks piece are welded，Front fork is connected with r shape frame section and front-wheel，V-shaped folding hand is being installed on front fork tube，Fold seat pipe by seat pipe、Under turn part and the second Quick Release is formed by connecting，Saddle is connected in seat pipe，Under turn a pair perforation after part and two arc-like sheets and connect，Second Quick Release interlocking is in the lower U-shaped gap turning part，Drive mechanism is connected to Five-way tube and trailing wheel.
Description
Technical field:
The present invention relates to a kind of folding portable bicycle, fold half box-type bicycle particularly to one.
Technical background:
Several money folding bicycles of the design people's previous design, although have that folding rate is fast, fold smaller, but due to reasons such as structures, fail after folding to reach box promising result.
Summary of the invention:
After the invention aims to the structure providing a kind of bicycle beam to carry out two bending foldings, and folding, bicycle beam etc. is hidden the folding half box-type bicycle into casing.The object of the present invention is achieved like this；nullFold half box-type bicycle，Including bicycle beam、R shape frame、Front fork、V-shaped folding hand handle、Fold seat pipe、Saddle、Front-wheel、Trailing wheel and drive mechanism，It is characterized in that: bicycle beam includes front-axle beam pipe、Back rest pipe、Front rotating vane、Lock-connecting piece、∩ shape part、Lower link and back vent，The front end of front-axle beam pipe is welded with front rotating vane，There is U-shaped circle the lower section of the rear end of front-axle beam pipe，The pore of the rear end of front-axle beam pipe is connected with lock-connecting piece，The rear end welding back vent of back rest pipe，The front end of back rest pipe is welded with ∩ shape part，∩ shape part is that be respectively arranged with one before and after bottom end opening in ∩ shape two sides mutual to perforation，∩ shape part previous mutual to being punched through the U-shaped circle of lock bolt with front-axle beam pipe is rotationally connected，∩ shape part rear one mutual to being punched through the cast of lock bolt with lower link rear end is rotationally connected，Lower link is that the two ends of the metallic rod of a flat bar respectively connect a cast，The front portion of lower link is bent into obtuse angle；R shape frame is welded by a section bar and two arc-like sheets, the section bar of r shape frame is that the side of a pipe connects flute profile, two arc-like sheets are welded in the both sides of section bar upper end flute profile, flute profile both sides, section bar bottom to be respectively arranged with one up and down mutual to perforation, one it is respectively arranged with mutual to perforation before and after the both sides at two arc-like sheet rear portions, front rotating vane is by upper mutual being rotationally connected perforation to lock bolt with flute profile both sides, section bar bottom, the cast of lower link front end is by next mutual being rotationally connected perforation to lock bolt with flute profile both sides, section bar bottom, and trailing wheel is connected to back vent；Front fork includes front fork tube, Five-way tube, revolver forks piece and right wheel forks piece, the lower section welding Five-way tube of front fork tube, two ends welding revolver forks piece below Five-way tube and right wheel forks piece, front fork tube is rotationally connected by the Circular Tube With Hole of seven bowls with r shape frame section, and revolver forks piece and right wheel forks piece are installed front-wheel；nullV-shaped folding hand is including handle base、U-lag plastic lining、Left hand handle、Right handgrip、Left lock-connecting piece、Right lock-connecting piece、First Quick Release、Safety fastener and lower poling，The bottom close-fitting of handle base circular hole is socketed poling，Two flute profiles of handle base are respectively inlayed connection one U-lag plastic lining，Left hand is respectively welded loop-shaped element the bottom with right handgrip，Left lock-connecting piece and right lock-connecting piece are respectively welded in left hand the rear side of bottom and the rear side of right handgrip bottom，Left lock-connecting piece is one one-tenth flute profile、The both sides of flute profile with mutual to the stamping parts wearing circular hole，Right lock-connecting piece is the stamping parts of an Intermediate Gray U-lag，By hands with right handgrip bottom loop-shaped element respectively by lock bolt be connected to handle base two flute profile both sides to perforation，Allow left hand engaging each other with two U-lag plastic linings in handle base two flute profile with the bottom of right handgrip，Safety fastener is the working of plastics with U-shaped card，Safety fastener is connected to the top of the rear side of groove on the right of handle base，Left lock-connecting piece mutual to the hole cylinder wearing circular hole and being rotationally connected the first Quick Release，First Quick Release interlocking is on right lock-connecting piece，And the fast dismounting handle of the first Quick Release snaps in the U-shaped card of safety fastener，Lower poling is connected in the pore of front fork tube by hanging bolt and skewback nut；nullFold seat pipe and include seat pipe、Under turn part and the second Quick Release，Part is turned under the bottom welding of seat pipe，The upper end of seat pipe connects saddle，Under turn the parts that part is a flute profile，Under turn the both sides of part flute profile and have one mutual to perforation，Under turn the front of part along there being a U-shaped gap，Under turn part flute profile both sides mutual to be punched through to lock bolt，Rear mutual perforation is rotationally connected with two arc-like sheet both sides，The hole cylinder of the second Quick Release is rotationally connected with the previous mutual in perforation of two arc-like sheet both sides，Second Quick Release interlocking is in the lower U-shaped gap turning part，Drive mechanism includes 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，Chain is wire-wrapped in chain wheel and flywheel.
The invention has the beneficial effects as follows: the r shape frame of the present invention uses two separate arc-like sheets arranged side by side, joint after making the four of bicycle beam even fold can penetrate in the space of two arc-like sheets, the folding making the present invention becomes compacter and small and exquisite, the lower link of the present invention uses the two ends of the metallic rod of flat bar respectively to weld a loop-shaped element, and the front portion of lower link is bent into obtuse angle, the width making bicycle beam is efficiently controlled, and the bicycle beam after folding can be allowed to hide completely in the boxboard of left and right；Use half box type, can allow the casing need not be very big, but the present invention after folding can be allowed to feel clean and tidy and lacked many corner angle, to be more suitable for bringing bus, be more suitable for public transport with the use of；Utilizing front-wheel as driving wheel, make car load sensation more succinct, handlebar uses V-shaped folding hand handle, allows car load fold more efficient.
Accompanying drawing illustrates:
Fig. 1 is present configuration schematic diagram
Fig. 2 is appearance schematic diagram of the present invention
Fig. 3 is the folding process schematic diagram of bicycle beam of the present invention
Fig. 4 is that the present invention folds complete figure
In figure: 1 bicycle beam, 2 r shape framves, fork before 3,4 V-shaped folding hand handles, 51 folding seat pipe, 52 saddles, 61 front-wheels, 62 trailing wheels, about 71 boxboards, 72 portable, 8 drive mechanisms；Wherein bicycle beam 1 also includes: 11 front-axle beam pipes, 12 back rest pipes, rotating vane before 13,14 lock-connecting pieces, 15 ∩ shape parts, 16 lower links, 17 back vents；V-shaped folding hand also includes 4: 41 handle base, 42 U-lag plastic linings, 43 left hand handles, 44 right handgrips, 45 left lock-connecting pieces, 46 right lock-connecting pieces, 47 first Quick Release.
Detailed description of the invention:
According to Fig. 1, Fig. 2, described folding half box-type bicycle, including bicycle beam 1, r shape frame 2, front fork 3, V-shaped folding hand 4, folding seat pipe 51, saddle 52, front-wheel 61, trailing wheel 62 and drive mechanism 8；
nullDescribed bicycle beam 1 includes front-axle beam pipe 11、Back rest pipe 12、Front rotating vane 13、Lock-connecting piece 14、∩ shape part 15、Lower link 16 and back vent 17，Described front-axle beam pipe 11，It is that a U-shaped circle is welded in the lower section of the ∩ shape pipe rear end of a circular upper part and square lower part，U-shaped circle is the blank of the aluminium section bar having a circular hole in a U shape profile，The front end of described front-axle beam pipe 11 is welded with front rotating vane 13，Described front rotating vane 13 is top one cast、Lower section connects the Al squeezing material blank of lamellar，The pore of the rear end of described front-axle beam pipe 11 is connected with lock-connecting piece 14，Described lock-connecting piece 14 includes one section of heavy wall ∩ shape pipe、One latch hook、One torsion spring、With a pin，One section of heavy wall ∩ shape pipe close-fitting is pressed in the pore of described front-axle beam pipe 11 rear end，The bottom of two sides, described front-axle beam pipe 11 rear end，Related one section of ∩ shape pipe has mutual to perforation，The related one section of heavy wall ∩ shape pipe in top of described front-axle beam pipe 11 rear end has an elongated hole，Latch hook be a upper end be hook-type backward、Lower end is cast、Middle part is the parts of rod，The cast of latch hook and rod penetrate from the top down in the elongated hole of described front-axle beam pipe 11 rear end and one section of heavy wall ∩ shape pipe，With a pin penetrate described two sides, front-axle beam pipe 11 rear end and one section of heavy wall ∩ shape pipe mutual in perforation，Penetrate again in the collar aperture of torsion spring and latch hook cast hole in，And make torsion spring one press against the bottom surface of one section of heavy wall ∩ shape inside pipe wall，The other end of torsion spring press against on the rod of latch hook.
Described back rest pipe 12 is the ∩ shape pipe of a circular upper part and square lower part, the rear end welding back vent 17 of described back rest pipe 12, described back vent 17 is the metal stamping of a U-shaped, the rear end of described back vent 17 both sides has mutual U-shaped gap, the front end of described back rest pipe 12 is welded with ∩ shape part 15, described ∩ shape part 15 is the stamping of a ∩ shape, it is mutual to perforation that the two sides of described ∩ shape part 15 are respectively arranged with one before and after bottom end opening, described ∩ shape part 15 previous mutual to being punched through the U-shaped circle of lock bolt with described front-axle beam pipe 11 is rotationally connected, described ∩ shape part rear one mutual to being punched through the cast of lock bolt with lower link 16 rear end is rotationally connected, described lower link 16 is that the two ends of the metallic rod of a flat bar respectively connect a cast, the front portion of described lower link 16 is bent into obtuse angle.
nullDescribed r shape frame 2 is welded by a section bar and two arc-like sheets，The section bar of described r shape frame 2 is that the rear side of a pipe connects opening flute profile backward，The section bar of described r shape frame 2 is Al squeezing material，The die of the pipe of described r shape frame 2 section bar has been partial to 16 millimeters to the left relative to the center of flute profile bottom land，Flute profile both sides, described r shape frame 2 section bar bottom to be respectively arranged with one up and down mutual to perforation，The both sides of described r shape frame 2 section bar flute profile also have several twist-on hole，Two arc-like sheets are welded in the both sides of described r shape frame 2 section bar upper end flute profile，Arc-like sheet described in two be by two aluminum flat bar along plane while bending to circular arc，The rear portion of the arc-like sheet described in two is respectively arranged with two bendings，The shelves of opening making the arc-like sheet rear portion described in two reduce，The place that reduces of shelves is opened at arc-like sheet rear portion described in two has flap to weld，Using the reinforcement as the arc-like sheet posterior transversal torsion described in two，One it is respectively arranged with mutual to perforation before and after the both sides at arc-like sheet rear portion described in two，Arc-like sheet described in two also has several twist-on hole，Described front rotating vane 13 is by upper mutual being rotationally connected perforation to lock bolt with flute profile both sides, described r shape frame 2 section bar bottom，The cast of described lower link 16 front end is by next mutual being rotationally connected perforation to lock bolt with flute profile both sides, section bar bottom，Trailing wheel 62 is connected to back vent，Described trailing wheel 62 is 10 inflated wheel.
nullDescribed front fork 3 includes front fork tube、Five-way tube、Revolver forks piece and right wheel forks piece，The Five-way tube described in the welding of lower section of described front fork tube，The revolver forks piece described in the welding of two ends below described Five-way tube and described right wheel 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 wheel forks piece is the strip metal stamping in the middle part of in the of with two right-angle bendings，The top of described right wheel forks piece is with arc opening，The bottom of described right wheel forks piece is with U-shaped gap，Described revolver forks piece after welding with described Five-way tube and described right wheel forks piece，Forming one with described Five-way tube is font，Described front fork tube is rotationally connected by the Circular Tube With Hole of seven bowls with described r shape frame 2 section bar，The U-shaped gap of described revolver forks piece and the U-shaped gap of described right wheel forks piece，By the cooperation of screw bolt and nut, front-wheel 61 is installed，It is installed on the radial center of front-wheel 61 after described front fork 3，16 millimeters it have been partial to the right relative to the tube core line of front fork tube，Described front-wheel 61 is 10 inflated wheel.
nullDescribed V-shaped folding hand is 4，Including handle base 41、U-lag plastic lining 42、Left hand is 43、Right handgrip 44、Left lock-connecting piece 45、Right lock-connecting piece 46、First Quick Release 47、Safety fastener and lower poling，Described handle base 41，It it is Intermediate Gray one circular hole、Both sides are respectively with flute profile、Two flute profiles inside the both sides of bottom land with convex tendon Al squeezing material cut off workpiece，Two side lower parts of described 41 liang of flute profiles of handle base are respectively mutual to perforation with one，On the right of described handle base 41, a screwed hole is arranged at the top on rear side of groove，The bottom close-fitting socket of described handle base 41 circular hole lower poling described in，Described lower poling is the bottom pipe with angle，Described U-lag plastic lining 42 be upper middle part be U-lag、Bottom is flat-bottom slot、The both sides of flat-bottom slot are with mutually to the working of plastics bored a hole，Respectively with sulculus outside the two of described U-lag plastic lining 42，The sulculus of U-lag plastic lining 42 described in two is corresponding to the convex tendon in handle base 41 flute profile described in two、And be pushed in the flute profile of handle base 41 described in two，By U-lag plastic lining 42 bottom described in two to perforation corresponding to 41 liang of flute profile both sides of handle base described in two to perforation，The U-lag of described U-lag plastic lining 42 matches the caliber of 43 and described right handgrip 44 with described left hand，Described left hand is that top bends backward 43 and described right handgrip 44、Bottom becomes the pipe of the bending of inverted "eight" shape，At described left hand, a loop-shaped element is respectively welded in the bottom of 43 and described right handgrip 44 pipe again，Loop-shaped element is the blank of a seamless pipe，Described left hand passes through two to lock bolt two loop-shaped element of 43 and described right handgrip 44，By described left hand 43 and described right handgrip 44 be rotationally connected with respectively described handle base 41 flute profile two side lower part to perforation in、With U-lag plastic lining 42 bottom described in two to perforation in.
nullDescribed left lock-connecting piece 45，It it is one one-tenth flute profile、The both sides of flute profile with mutual to the stamping wearing circular hole，Described left lock-connecting piece 45 is welded in the described left hand rear side 43 bottoms，Described right lock-connecting piece 46，It it is the stamping of an Intermediate Gray U-lag，Described right lock-connecting piece 46 is welded in the rear side of described right handgrip 44 bottom，The U-lag of described right lock-connecting piece 46 is corresponding with the flute profile of described left lock-connecting piece 45，The first described Quick Release 47 is by a circle hook bolt、Fast dismounting handle、Pad、Spring、Hole cylinder and Anti-slip nut are constituted，Hole cylinder is that the side of a metal cylinder has a perforation，Hole cylinder penetrate described left lock-connecting piece 45 up and down to wearing in circular hole、And be rotatably assorted to wearing circular hole with the mutual of described left lock-connecting piece 45，Eccentric orfice on fast dismounting handle is rotationally connected with circle hook bolt by rivet，Circle hook bolt penetrates pad、Penetrate again in a spring、Penetrate again in the perforation of the hole cylinder side being connected in described left lock-connecting piece about 45 circular hole，And be positioned in the groove of described left lock-connecting piece 45，Screw the most again in described Anti-slip nut，The first described Quick Release 47 interlocking is in the U-lag of described right lock-connecting piece 46，Described safety fastener is the working of plastics with U-shaped card，Connecting hole is arranged at the bottom of described safety fastener U-shaped card，The connecting hole of described safety fastener is bolted to the screwed hole of the upper back of groove on the right of described handle base 41，The U-shaped card of described safety fastener is corresponding with the fast dismounting handle of described first Quick Release 47、And engage.
nullDescribed folding seat pipe 51 includes seat pipe、Under turn part and the second Quick Release，Described seat pipe is the bottom pipe with angle，The upper end of described seat pipe is socketed with pipe clamp，Part is turned under the bottom welding of described seat pipe angle，The pore of the upper end of described seat pipe fixes the saddle 52 described in connection by pipe clamp，Described lower turn the parts that part is a flute profile，Turn the both sides of part flute profile under described and have one mutual to perforation，The front of part is turned along there being a U-shaped gap under described，Turn under described part flute profile both sides mutual to be punched through to lock bolt，Rear mutual perforation is rotationally connected with both sides, arc-like sheet rear portion described in two，The second described Quick Release is by a circle hook bolt、Fast dismounting handle、Pad、Spring、Hole cylinder and Anti-slip nut are constituted，Hole cylinder is that the side of a metal cylinder has a perforation，Hole cylinder penetrates the previous mutual in perforation of both sides, arc-like sheet rear portion described in two，Eccentric orfice on fast dismounting handle is rotationally connected with circle hook bolt by rivet，Circle hook bolt penetrates pad、Penetrate again in a spring、Penetrate again in the previous mutual perforation to the hole cylinder side in perforation being connected to arc-like sheet both sides described in two，And described in two between arc-like sheet，Screw the most again in described Anti-slip nut，The second described Quick Release interlocking turns in part U-shaped gap under described.
Described folding half box-type bicycle also includes left and right boxboard 71 and portable 72, described left and right boxboard 71 is the plastic plate of injection, described left and right boxboard about 71 points coordinates in pairs, described left and right boxboard 71 is bolted to connection the twist-on hole in described r shape frame 2 section bar flute profile both sides and the twist-on hole of two arc-like sheet both sides, the top of described left and right boxboard 71 has portable 72 also by connecting lock bolt, and described portable 72 is the two portable of the plastics with elongated hole.
Described drive mechanism 8 includes 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 (7)
- null1. one kind folds half box-type bicycle，Including bicycle beam、R shape frame、Front fork、V-shaped folding hand handle、Fold seat pipe、Saddle、Front-wheel、Trailing wheel and drive mechanism，It is characterized in that: bicycle beam includes front-axle beam pipe、Back rest pipe、Front rotating vane、Lock-connecting piece、∩ shape part、Lower link and back vent，The front end of front-axle beam pipe is welded with front rotating vane，There is U-shaped circle the lower section of the rear end of front-axle beam pipe，The pore of the rear end of front-axle beam pipe is connected with lock-connecting piece，The rear end welding back vent of back rest pipe，The front end of back rest pipe is welded with ∩ shape part，∩ shape part is that be respectively arranged with one before and after bottom end opening in ∩ shape two sides mutual to perforation，∩ shape part previous mutual to being punched through the U-shaped circle of lock bolt with front-axle beam pipe is rotationally connected，∩ shape part rear one mutual to being punched through the cast of lock bolt with lower link rear end is rotationally connected，Lower link is that the two ends of the metallic rod of a flat bar respectively connect a cast，The front portion of lower link is bent into obtuse angle；R shape frame is welded by a section bar and two arc-like sheets, the section bar of r shape frame is that the side of a pipe connects flute profile, two arc-like sheets are welded in the both sides of section bar upper end flute profile, flute profile both sides, section bar bottom to be respectively arranged with one up and down mutual to perforation, one it is respectively arranged with mutual to perforation before and after the both sides at two arc-like sheet rear portions, front rotating vane is by upper mutual being rotationally connected perforation to lock bolt with flute profile both sides, section bar bottom, the cast of lower link front end is by next mutual being rotationally connected perforation to lock bolt with flute profile both sides, section bar bottom, and trailing wheel is connected to back vent；Front fork includes front fork tube, Five-way tube, revolver forks piece and right wheel forks piece, the lower section welding Five-way tube of front fork tube, two ends welding revolver forks piece below Five-way tube and right wheel forks piece, front fork tube is rotationally connected by the Circular Tube With Hole of seven bowls with r shape frame section, and revolver forks piece and right wheel forks piece are installed front-wheel；nullV-shaped folding hand is including handle base、U-lag plastic lining、Left hand handle、Right handgrip、Left lock-connecting piece、Right lock-connecting piece、First Quick Release、Safety fastener and lower poling，The bottom close-fitting of handle base circular hole is socketed poling，Two flute profiles of handle base are respectively inlayed connection one U-lag plastic lining，Left hand is respectively welded loop-shaped element the bottom with right handgrip，Left lock-connecting piece and right lock-connecting piece are respectively welded in left hand the rear side of bottom and the rear side of right handgrip bottom，Left lock-connecting piece is one one-tenth flute profile、The both sides of flute profile with mutual to the stamping parts wearing circular hole，Right lock-connecting piece is the stamping parts of an Intermediate Gray U-lag，By hands with right handgrip bottom loop-shaped element respectively by lock bolt be connected to handle base two flute profile both sides to perforation，Allow left hand engaging each other with two U-lag plastic linings in handle base two flute profile with the bottom of right handgrip，Safety fastener is the working of plastics with U-shaped card，Safety fastener is connected to the top of the rear side of groove on the right of handle base，Left lock-connecting piece mutual to the hole cylinder wearing circular hole and being rotationally connected the first Quick Release，First Quick Release interlocking is on right lock-connecting piece，And the fast dismounting handle of the first Quick Release snaps in the U-shaped card of safety fastener，Lower poling is connected in the pore of front fork tube by hanging bolt and skewback nut；nullFold seat pipe and include seat pipe、Under turn part and the second Quick Release，Part is turned under the bottom welding of seat pipe，The upper end of seat pipe connects saddle，Under turn the parts that part is a flute profile，Under turn the both sides of part flute profile and have one mutual to perforation，Under turn the front of part along there being a U-shaped gap，Under turn part flute profile both sides mutual to be punched through to lock bolt，Rear mutual perforation is rotationally connected with two arc-like sheet both sides，The hole cylinder of the second Quick Release is rotationally connected with the previous mutual in perforation of two arc-like sheet both sides，Second Quick Release interlocking is in the lower U-shaped gap turning part，Drive mechanism includes 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，Chain is wire-wrapped in chain wheel and flywheel；Described front-axle beam pipe, it is that a U-shaped circle is welded in the lower section of the ∩ shape pipe rear end of a circular upper part and square lower part, U-shaped circle is the blank of the aluminium section bar having a circular hole in a U shape profile, described front rotating vane is top one cast, the Al squeezing material blank of lower section connection lamellar, and described back rest pipe is the ∩ shape pipe of a circular upper part and square lower part；Described lock-connecting piece includes one section of ∩ shape pipe, one latch hook, one torsion spring, with a pin, one section of heavy wall ∩ shape pipe close-fitting is pressed in the pore of described front-axle beam pipe rear end, the bottom of two sides, described front-axle beam pipe rear end, related one section of heavy wall ∩ shape pipe has mutual to perforation, the related one section of heavy wall ∩ shape pipe in top of described front-axle beam pipe rear end has an elongated hole, latch hook be a upper end be hook-type backward, lower end is cast, middle part is the parts of rod, the cast of latch hook and rod penetrate from the top down in the elongated hole of described front-axle beam pipe rear end and one section of heavy wall ∩ shape pipe, with a pin penetrate described two sides, front-axle beam pipe rear end and one section of heavy wall ∩ shape pipe mutual in perforation, penetrate again in the collar aperture of torsion spring and latch hook cast hole in, and make torsion spring one press against the bottom surface of one section of heavy wall ∩ shape inside pipe wall, the other end of torsion spring press against on the rod of latch hook.
- Folding half box-type bicycle the most according to claim 1, it is characterized in that: the die of the pipe of described r shape frame section has been partial to 16 millimeters to the left relative to the center of flute profile bottom land, the both sides of described r shape frame section flute profile also have several twist-on hole, arc-like sheet described in two be by two aluminum flat bar along plane while bending to circular arc, the rear portion of the arc-like sheet described in two is respectively arranged with two bendings, the shelves of opening making the arc-like sheet rear portion described in two reduce, the place that reduces of shelves is opened at arc-like sheet rear portion described in two has flap to weld, using the reinforcement as the arc-like sheet posterior transversal torsion described in two, one it is respectively arranged with mutual to perforation before and after the both sides at arc-like sheet rear portion described in two, arc-like sheet described in two also has several twist-on hole.
- Folding half box-type bicycle the most according to claim 1, 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 wheel forks piece is the strip metal stamping in the middle part of in the of with two right-angle bendings, the top of described right wheel forks piece is with arc opening, the bottom of described right wheel forks piece is with U-shaped gap, described revolver forks piece after welding with described Five-way tube and described right wheel forks piece, forming one with described Five-way tube is font, it is installed on the radial center of front-wheel after described front fork, 16 millimeters it have been partial to the right relative to the tube core line of front fork tube, described front-wheel is 10 inflated wheel, described trailing wheel is 10 inflated wheel.
- nullFolding half box-type bicycle the most according to claim 1，It is characterized in that: described handle base is Intermediate Gray one circular hole、Both sides are respectively with flute profile、Two flute profiles inside the both sides of bottom land with convex tendon Al squeezing material cut off workpiece，Two side lower parts of described handle base two flute profile are respectively mutual to perforation with one，On the right of described handle base, a screwed hole is arranged at the top on rear side of groove，Described lower poling is the bottom pipe with angle，Described U-lag plastic lining be upper middle part be U-lag、Bottom is flat-bottom slot、The both sides of flat-bottom slot are with mutually to the working of plastics bored a hole，Respectively with sulculus outside the two of described U-lag plastic lining，The sulculus of U-lag plastic lining described in two is corresponding to the convex tendon in handle base flute profile described in two、And be pushed in the flute profile of handle base described in two，Described left hand is being that top bends backward with described right handgrip、Bottom becomes the pipe of the bending of inverted "eight" shape.
- Folding half box-type bicycle the most according to claim 1, it is characterized in that: the first described Quick Release is to be made up of a circle hook bolt, fast dismounting handle, pad, spring, hole cylinder and Anti-slip nut, circle hook bolt penetrates pad, penetrate in a spring again, penetrate the perforation of the hole cylinder side being connected in the described upper and lower circular hole of left lock-connecting piece again, and be positioned in the groove of described left lock-connecting piece, screwing the most again in described Anti-slip nut, the first described Quick Release interlocking is in the U-lag of described right lock-connecting piece.
- Folding half box-type bicycle the most according to claim 1, it is characterized in that: described seat pipe is the bottom pipe with angle, the upper end of described seat pipe is socketed with pipe clamp, the second described Quick Release is by a circle hook bolt, fast dismounting handle, pad, spring, hole cylinder and Anti-slip nut are constituted, hole cylinder is that the side of a metal cylinder has a perforation, hole cylinder penetrates the previous mutual in perforation of both sides, arc-like sheet rear portion described in two, circle hook bolt penetrates pad, penetrate in a spring again, penetrate in the previous mutual perforation to the hole cylinder side in perforation being connected to arc-like sheet both sides described in two again, and described in two between arc-like sheet, screw the most again in described Anti-slip nut, the second described Quick Release interlocking turns in part U-shaped gap under described.
- Folding half box-type bicycle the most according to claim 1, it is characterized in that: described folding half box-type bicycle also includes left and right boxboard and portable, described left and right boxboard is the plastic plate of injection, described left and right boxboard divides left and right to coordinate in pairs, described left and right boxboard is bolted to connection the twist-on hole in described r shape frame section flute profile both sides and the twist-on hole of two arc-like sheet both sides, the top of described left and right boxboard has portable also by connecting lock bolt, and described portable is the two portable of the plastics with elongated hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410543683.5A CN104290844B (en) | 2014-10-15 | 2014-10-15 | Fold half box-type bicycle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410543683.5A CN104290844B (en) | 2014-10-15 | 2014-10-15 | Fold half box-type bicycle |
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| Publication Number | Publication Date |
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| CN104290844A CN104290844A (en) | 2015-01-21 |
| CN104290844B true CN104290844B (en) | 2016-08-24 |
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| CN201410543683.5A Active CN104290844B (en) | 2014-10-15 | 2014-10-15 | Fold half box-type bicycle |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200761U (en) * | 1985-04-04 | 1986-01-08 | 郑晓明 | Box-type foldoble bicycle |
| CN103264743A (en) * | 2013-05-29 | 2013-08-28 | 太仓市车中宝休闲用品有限公司 | Box-type portable bicycle capable of being pushed and provided with four-connecting-rod foldable body |
| CN204124279U (en) * | 2014-10-15 | 2015-01-28 | 太仓市车中宝休闲用品有限公司 | Folding half box-type bicycle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013071907A2 (en) * | 2011-11-09 | 2013-05-23 | Hoerdum Martin | Folding cycle |
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2014
- 2014-10-15 CN CN201410543683.5A patent/CN104290844B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200761U (en) * | 1985-04-04 | 1986-01-08 | 郑晓明 | Box-type foldoble bicycle |
| CN103264743A (en) * | 2013-05-29 | 2013-08-28 | 太仓市车中宝休闲用品有限公司 | Box-type portable bicycle capable of being pushed and provided with four-connecting-rod foldable body |
| CN204124279U (en) * | 2014-10-15 | 2015-01-28 | 太仓市车中宝休闲用品有限公司 | Folding half box-type bicycle |
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| CN104290844A (en) | 2015-01-21 |
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