CN106080915A - Stretching handle type three folding bike - Google Patents
Stretching handle type three folding bike Download PDFInfo
- Publication number
- CN106080915A CN106080915A CN201610700377.7A CN201610700377A CN106080915A CN 106080915 A CN106080915 A CN 106080915A CN 201610700377 A CN201610700377 A CN 201610700377A CN 106080915 A CN106080915 A CN 106080915A
- Authority
- CN
- China
- Prior art keywords
- pipe
- clamping piece
- hole
- axle beam
- upward
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
- B62K15/008—Collapsible or foldable cycles the frame being foldable foldable about 2 or more axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K21/00—Steering devices
- B62K21/18—Connections between forks and handlebars or handlebar stems
- B62K21/22—Connections between forks and handlebars or handlebar stems adjustable
Abstract
A kind of stretching handle type three folding bike, including flexible handle, front fork stem, side arm, fold main part, fork after folding, seat pipe, vehicle seat, front-wheel, trailing wheel and drive mechanism, flexible handle connects front fork stem and side arm, flexible handle is by left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle are constituted, side arm is by rotary part, front-axle beam and interlocking mechanism are constituted, fold main part and include folded box and connecting rod, folded box and connecting rod are connected with front-axle beam respectively, after folding, fork includes back vent front bar, folder, Five-way tube, left back fork and right back vent, back vent front bar is welded with folded box and folder, left, right back vent welds with folder and Five-way tube, front-wheel is installed on front axle, trailing wheel is installed on left and right back vent, drive mechanism includes axis, two cranks, chain wheel, two pedals, flywheel and chain.
Description
Technical field:
The present invention relates to a kind of folding portable bicycle, particularly to a kind of stretching handle type three folding bike.
Technical background:
Have several money folding bicycle in the market, although have a folding bicycle that folding rate is fast, but due to structure and
The reasons such as structure, carrying after folding is not the most to facilitate very much, such as the reason such as can not tow.
Summary of the invention:
The invention aims to the new type foldable mode providing a kind of handlebar with flexible handle type, the related side arm of seat pipe,
Flexible handle, front fork stem and front-wheel link the mode folded backward, stretching handle type three folding that can tow after having folded
Formula bicycle.The object of the present invention is achieved like this；Stretching handle type three folding bike, including flexible handle, front fork stem,
After side arm, folding main part, folding, fork, seat pipe, vehicle seat, front-wheel, trailing wheel and drive mechanism, is characterized in that: flexible handle includes
Left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle, left hand being to be formed as right-angle bending by the upper end of pipe with right handgrip,
Left hand with right handgrip right-angle bending at below outside have screwed hole, upper latch fitting is by upper clamping piece, banking stop and clamping screw
Constituting, upper clamping piece is the blank of an aluminium extruded type, and the two ends, left and right of upper clamping piece are respectively arranged with the circular hole of a upward and downward, on the two of upper clamping piece
Lower to circular hole on be also connected with cracking of upward and downward, upper clamping piece upward and downward left and right rearward of cracking respectively has the screw thread of a upward and downward
Hole, the bottom of the screwed hole of left and right two upward and downward that upper clamping piece upward and downward cracks rearward is passed through two bolt twist-on one banking stops, is allowed
Banking stop is connected to the bottom side of upper clamping piece, and the centre of upper clamping piece has one to crack with upper clamping piece upward and downward vertical longitudinal hole, upper folder
The rear end of part longitudinal hole connects the stop nut of a clamping screw, and left hand handle and right handgrip penetrate two ends, upper clamping piece left and right upward and downward
Circular hole in, and by left hand with right handgrip right-angle bending at below screwed hole corresponding to the bottom side of upper clamping piece, use two spiral shells
Bolt be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole in, left hand handle and right handgrip are revolved with upper clamping piece
Turn spacing, and, be fastened to left hand with two bolts on right handgrip, join with the banking stop of the bottom side being connected to upper clamping piece
Close, can be as spacing when launching with right handgrip of left hand, clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into locking
In nut, tighten clamping screw and can tighten up cracking of upper clamping piece upward and downward, upper clamping piece is locked left hand handle and right handgrip so that be left
Hands handle and right handgrip are fixed and can not be rotated；Lower latch fitting is made up of lower clamping piece and clamping screw, and lower clamping piece is cutting of an aluminium extruded type
Broken piece, the two ends, left and right of lower clamping piece front portion are respectively arranged with the circular hole of a upward and downward, the circular hole of two upward and downwards that lower clamping piece is anterior are connected with
Cracking of upward and downward, the right-hand member in the middle part of lower clamping piece has the circular hole of a upward and downward, and there is the circular hole of a upward and downward rear end of lower clamping piece, under
The anterior centre of folder has one to crack with lower clamping piece front portion upward and downward vertical longitudinal hole, the rear end connection one of lower clamping piece longitudinal hole
The stop nut of clamping screw, the circular hole of right-hand member upward and downward in the middle part of lower clamping piece is connected with the upper end of front fork stem, and front fork stem is by justifying
Pipe, cylinder and front axle are constituted, and fill in cylinder in the bottom pore of pipe, the bottom of pipe to and have one laterally to wear together with cylinder
Hole, front axle penetrates in the bottom of pipe and the cross-perforating of cylinder, and wins to the left, and it is left that left hand handle and right handgrip penetrate lower clamping piece
In the circular hole of right two ends upward and downward, clamping screw penetrates in the longitudinal hole of lower clamping piece, and is screwed in stop nut, tightens locking
Bolt can tighten up cracking of lower clamping piece upward and downward, and lower clamping piece is locked left hand handle and right handgrip so that left hand handle and right handgrip are solid
Fixed and can not slide up and down, handle is connected to left hand the top with right handgrip, and is positioned at the top of upper clamping piece；Side arm is by rotating
Parts, front-axle beam and interlocking mechanism are constituted, and rotary part is installed on the upward and downward circular hole of lower clamping piece rear end, and front-axle beam is by metal tube
Front end weld a grooved part and form, the upper and lower side of grooved part by mutual to perforation, front-axle beam grooved part mutual to perforation
By lock bolt is connected rotary part, laterally having one first cross-perforating in the middle part of front-axle beam, front-axle beam is positioned at the first cross-perforating
Top have an elongated hole, front-axle beam is positioned at the lower section of the first cross-perforating a circular hole, and there is one second cross-perforating the rear end of front-axle beam,
Rear portion at front-axle beam the oblique perforation after having right front left between the first cross-perforating at front-axle beam and the second cross-perforating, front
Welding a little pipe in the tiltedly perforation at the rear portion of beam, the top of front-axle beam front end also has a screwed hole, the first cross-perforating of front-axle beam
In the hole cylinder of interlocking mechanism is installed, interlocking mechanism is made up of hole cylinder, Quick Release and safety fastener, Quick Release by fast dismounting handle,
Circle hook bolt, spill pad, Quick Release spring and stop nut are constituted, and fast dismounting handle is rotationally connected with circle hook bolt by riveting, circle
Hook bolt penetrates in spill pad and Quick Release spring, and circle hook bolt penetrates in the elongated hole of front-axle beam and cylindrical side with holes the most from the top down
In the perforation in face, penetrate in the circular hole below front-axle beam the first cross-perforating with stop nut the most again, and with circle hook bolt twist-on,
Safety fastener is made up of stop button, safety plate, relief spring and safety bolt, and stop button and safety plate are bolted to Quick Release
The front end of handle elongated hole, is installed on relief spring in the elongated hole of fast dismounting handle, and is positioned at the rear of stop button and safety plate, insures spiral shell
Bolt is fastened in the screwed hole of front-axle beam, and the cup head of safety bolt is corresponding with the arc opening of safety plate front end, and can will insure
Sheet carries out snapping with the cup head of safety bolt；Folding main part and include folded box and connecting rod, folded box is leaned on by flute profile stamping, front-axle beam
Sheet and seat pipe are welded by sheet, and flute profile stamping is the metal stamping that notch is downward, after there is a right front left front portion of flute profile stamping
Slanted apertures, the rear corner of flute profile stamping has one horizontal to perforation, and the front upper welded corner joint front-axle beam of flute profile stamping leans on sheet, flute profile
The lower weld seat pipe of the rear side of stamping leans on sheet, and front-axle beam is that front-axle beam is by before sheet by a sheet metal rammed ∩ shape part by sheet
There is a U-shaped gap top, flute profile stamping anterior oblique to being punched through in tiltedly boring a hole lock bolt with front-axle beam rear portion welding
The little pipe connect is rotationally connected, and the front end of connecting rod is by being rotationally connected the second cross-perforating of lock bolt with front-axle beam, and front-axle beam leans on
The U-shaped gap of the front upper place of sheet, can be by Quick Release interlocking；After folding, fork includes back vent front bar, folder, Five-way tube, left back fork
With right back vent, back vent front bar is welded in the rear side of folded box, the rear end welding folder of back vent front bar, left back fork and the weldering of right back vent
Be connected to the rear side of folder, Five-way tube is welded in left back fork and the downside of right back vent front end, folder can fold after fork
Left back fork and right back vent fold to left front；The pore of seat pipe bottom is socketed one and inlays pipe, the transverse weld one of seat pipe bottom
Little pipe, seat pipe inlays pipe lower end to be had one horizontal to perforation, and seat pipe top connects an anchor ear, and the horizontal little pipe of seat pipe passes through
To lock bolt and folded box flute profile horizontal perforation is rotationally connected of stamping rear corner, horizontal right to being punched through in seat pipe lower end
Lock bolt is connected with the rear end thereof of connecting rod, and the top of seat pipe is connected with vehicle seat by anchor ear, and vehicle seat is by saddle pipe, saddle and tows
Wheel is constituted, and tows wheel and is connected to the rear of saddle；Front-wheel is installed on front axle, and trailing wheel is installed on the rear end of back vent, opens Quick Release, will
Seat pipe is folded down, and under the effect of connecting rod, is inconjunction with by side arm after flexible handle, front fork stem and front-wheel be folded to downwardly together
The position that side is to the right, reaches the most perfect folding effect；Drive mechanism includes axis, two cranks, chain wheel, two pedals, flywheel
And chain, axis is rotationally connected with in Five-way tube by axis accessory, and two cranks are installed on the two ends of axis, and chain wheel is fixing to be connected
On crank on the right of two cranks, flywheel is connected to the right side of trailing wheel, and chain is wire-wrapped on chain wheel and flywheel.
The invention has the beneficial effects as follows: the handlebar of the present invention uses the form of flexible handle so that the folding of handlebar reaches
The simplest, and reach most effective；The flexible handle of the present invention and the front fork stem ingenious cooperation by aluminium extrusion so that stretch
Contracting handle and front fork stem do not have electric welding；Front fork stem is connected in the upward and downward circular hole of the right-hand member in the middle part of lower clamping piece so that front
Fork has been accomplished ultimate attainment simple and can coordinate maximally effective folding；The front tumbler of the present invention uses grooved part and is connected to down
The cooperation of the rotary part at folder rear portion, includes plane bearing and shock-absorbing polyurethane cylinder, allows front tumbler both in rotary part
Simple and effectively and also there is incabloc function；Vehicle frame folding uses being linked of folded box and connecting rod, allows seat pipe and side arm
Be inconjunction with flexible handle, front fork stem to link together with front-wheel folding, reached vehicle frame folding quickly and optimize；Wheel will be towed even
It is connected to the rear of saddle, car can be towed after folding, it is achieved that tangible effect easy to carry.
Accompanying drawing illustrates:
Fig. 1 is present configuration schematic diagram；
Fig. 2 is that the present invention stretches the expansion schematic diagram of handle；
Fig. 3 is that the present invention stretches the gathering schematic diagram of handle；
Fig. 4 is folding process schematic diagram of the present invention；
Fig. 5 is that the present invention folds complete figure；
In figure: 1 stretches handle, 2 front fork stems, 3 side arms, 4 fold main parts, and 5 fold back vents
Part, 61 seat pipe, 62 vehicle seats, 71 front-wheels, 72 trailing wheels, 8 drive mechanisms；Wherein stretch handle 1 also
Including: 11 left hand handles, 12 right handgrips, latch fitting on 13,14 times latch fittings, 15 handles；Side arm 3 also wraps
Include: 31 rotary parts, 32 front-axle beams, 33 interlocking mechanisms.
Detailed description of the invention:
According to Fig. 1, described flexible handle type three folding portable bicycle, including flexible handle 1, front fork stem 2, side arm
3, main part 4, rear fork 5, seat pipe 61, vehicle seat 62, front-wheel 71, trailing wheel 72 and drive mechanism 8 are folded；
Described flexible handle 1 include left hand 11, right handgrip 12, upper latch fitting 13, lower latch fitting 14 and handle 15, described
Left hand is all to be formed as right-angle bending by the upper end of pipe 11 and described right handgrip 12, and described left hand is 11 and the described right hand
Outside below at 12 right-angle bendings is respectively had a screwed hole, and described left hand distinguishes the screwed hole of 11 and described right handgrip 12
Corresponding to the bottom side of described upper latch fitting 13 upper clamping piece, by two bolts twist-on respectively to described left hand straight to 11 and described right handgrip 12
At angular distortion in the screwed hole of lower outer, it is connected to described left hand and the bolt of 11 and described right handgrip 12 is laid respectively at described
The bottom side of upper latch fitting 13 upper clamping piece, described left hand respectively has a screwed hole the side of 11 and described right handgrip 12 lower end, described
After left hand is screwed into bolt 11 and described right handgrip 12 lower end side screwed hole, can be as described left hand 11 and the described right side
Hands is spacing with what described lower latch fitting 14 lower clamping piece slided up and down 12.
Described upper latch fitting 13 is made up of upper clamping piece, banking stop and clamping screw, and described upper clamping piece is an aluminium extruded type
Blank, the two ends, left and right of described upper clamping piece are respectively arranged with the circular hole of a upward and downward, on the circular hole of two upward and downwards of described upper clamping piece also
Being connected with cracking of upward and downward, described upper clamping piece upward and downward left and right rearward of cracking is respectively arranged with the circular hole of a upward and downward, described upper clamping piece
In the circular hole of left and right two upward and downward that upward and downward cracks rearward, tapping becomes screwed hole, described upper clamping piece upward and downward to crack a left side rearward
The bottom of the screwed hole of right two upward and downwards, by the banking stop described in two bolt twist-ons one, allows described banking stop be connected to described
The bottom side of upper clamping piece, and be positioned at described upper clamping piece upward and downward and crack rearward, described banking stop, is portions with holes, two ends
Part, is connected to the described banking stop of described upper clamping piece bottom side, and is connected to described left hand two on 11 and described right handgrip 12
Bolt coordinates, spacing when 11 and described right handgrip 12 can be launched as described left hand, and the centre of described upper clamping piece has
One cracks with described upper clamping piece upward and downward vertical longitudinal hole, and the rear end of described upper clamping piece longitudinal hole is connected with a counterbore, described on
The counterbore of folder is inlayed the stop nut of clamping screw described in, tightens described clamping screw and can tighten up upper clamping piece upward and downward
Crack, upper clamping piece is locked left hand handle and right handgrip so that left hand handle and right handgrip are fixed and can not be rotated, described locking
Bolt is by bolt and screws handle and is formed by connecting, and described clamping screw also includes stop nut.
Described lower latch fitting 14 is made up of lower clamping piece and clamping screw, and described lower clamping piece is the blank of an aluminium extruded type,
The two ends, left and right of described lower clamping piece front portion are respectively arranged with the circular hole of a upward and downward, on the circular hole of two upward and downwards that described lower clamping piece is anterior also
Being connected with cracking of upward and downward, the right-hand member in the middle part of described lower clamping piece has the circular hole of a upward and downward, the rear end of described lower clamping piece to have on one
Lower to circular hole, in the middle part of described lower clamping piece, the upward and downward circular hole of right-hand member is corresponding with the pipe close-fitting of described front fork stem 2, described before
Fork arm 2 is made up of pipe, cylinder and front axle, fills in cylinder in the bottom pore of pipe, the bottom of pipe to and have together with cylinder
One cross-perforating, front axle penetrates in the bottom of pipe and the cross-perforating of cylinder and wins to the left, right-hand member in the middle part of described lower clamping piece
The upper end close-fitting socket of upward and downward circular hole and described front fork stem 2 pipe, have in the middle of described lower clamping piece one with lower clamping piece upward and downward
Crack vertical longitudinal hole, and the rear end of described lower clamping piece longitudinal hole is connected with the stop nut of clamping screw described in, a described left side
Hands penetrates 11 and described right handgrip 12 in the circular hole of two ends, described lower clamping piece left and right upward and downward, and described clamping screw penetrates
In the longitudinal hole of described lower clamping piece, and it is screwed in stop nut, tightens described clamping screw and can tighten up lower clamping piece upward and downward
Crack, by the left hand described in described lower clamping piece locking 11 and described right handgrip 12 so that described left hand is 11 and institute
The right handgrip 12 stated is fixing and can not slide up and down.
Described handle 15 is a working of plastics, and two lower ends of described handle 15 are respectively connected with the circle of a upward and downward, described handle
The aperture of the two circle collar aperture of 15 is with described left hand corresponding for the external diameter of 11 and described right handgrip 12, and the top of described handle 15 is
The handle of one handle, two collar aperture of described handle 15 are socketed on described left hand respectively under 11 and described right handgrip 12 knee
Side, described handle 15 is positioned at the top of described upper clamping piece.
Described side arm 3 includes rotary part 31, front-axle beam 32 and interlocking mechanism 33, before described rotary part 31 includes
Central siphon, two zanjon bearings, a plane bearing and have a shock-absorbing polyurethane cylinder, the upper and lower side of front axle tube pore is respectively milled with placement zanjon
The counterbore of bearing, front axle tube close-fitting from bottom to top is pressed in the upward and downward circular hole of described lower clamping piece rear end, and two zanjon bearings are respectively
Being embedded in the counterbore of front axle tube upper and lower side, plane bearing is lining on the zanjon bearing of described front axle tube upper end, then shock-absorbing is gathered
Urethane cylinder is put on plane bearing, shock-absorbing polyurethane cylinder axially have a hole, and by the endoporus of two zanjon bearings, plane bearing
Axis hole and the hole of shock-absorbing polyurethane cylinder, corresponding to the upper and lower two sides of grooved part, described front-axle beam front end 32 mutual to perforation,
Being connected with the grooved part of described front-axle beam by described tumbler with to lock bolt, described front-axle beam 32 is by metal oval sealing of tube
Grooved part forms, and grooved part is the parts being stamped to form by a sheet metal, and the upper and lower side of grooved part has mutual to perforation, institute
Stating laterally has one first cross-perforating in the middle part of front-axle beam 32, and there is an elongated hole top of described front-axle beam 32 first cross-perforating, described
The lower section of front-axle beam 32 first cross-perforating has a circular hole, the rear end of described front-axle beam 32 to have one second cross-perforating, described front-axle beam 32
There is opening gap backward the lower section of rear end the second cross-perforating, and the rear portion of described front-axle beam 32 is also positioned at the first horizontal of front-axle beam 32
Oblique perforation after having a right front left between perforation and the second cross-perforating, the rear portion of described front-axle beam 32 is positioned at first and laterally wears
Welding a little pipe in tiltedly perforation between hole and the second cross-perforating, the top of described front-axle beam 32 front portion also has a screwed hole.
First cross-perforating of described front-axle beam 32 is provided with the hole cylinder of described interlocking mechanism 33, described interlocking machine
Structure 33, including hole cylinder, Quick Release and safety fastener, described hole cylinder, is that a metal cylinder circle side has one radially
Perforation, the centre at described hole cylinder two ends has an axial screwed hole, and described hole cylinder penetrates in described front-axle beam
The first cross-perforating in, and in the screwed hole at described hole cylinder two ends each twist-on one bolt location, described unpacks soon
Including fast dismounting handle, circle hook bolt, spill pad, Quick Release spring and stop nut, fast dismounting handle is one of a trigger piece and is connected with
There is mutual eccentric orfice on two disks arranged side by side, two disks arranged side by side, the trigger piece of described fast dismounting handle has an elongated hole, described Quick Release
Eccentric orfice on handle two disk is rotationally connected by the collar aperture of rivet with circle hook bolt, and circle hook bolt penetrates spill pad and Quick Release
In spring, penetrate the most from the top down in the elongated hole of described front-axle beam 32 and in the perforation of described hole cylinder side, then use locking spiral shell
Mother penetrates in the circular hole below described front-axle beam 32 first cross-perforating, and with circle hook bolt twist-on.
Described safety fastener is made up of stop button, safety plate, relief spring and safety bolt, and stop button is by plastics system
Become, the square tube convex under having in stop button bottom surface, under convex square tube bottom have a twist-on hole upwards, safety plate is that a front end is with circle
The working of plastics of nock, the centre of described safety plate has the perforation of a upward and downward, the top of described safety plate upward and downward perforation to have one
Squared counter bore, the squared counter bore of the described safety plate square tube convex with under described stop button bottom surface is corresponding, described stop button bottom surface
Under convex square tube penetrate in the elongated hole of described fast dismounting handle and be positioned at the front end of described fast dismounting handle elongated hole from the top down, will insurance
Spring is pressed in the elongated hole of described fast dismounting handle, and the front end of relief spring head on square tube convex under described stop button bottom surface, after
End heads on the rear end of described fast dismounting handle elongated hole, then by the squared counter bore of described safety plate corresponding to convex under described stop button bottom surface
Square tube, penetrate from bottom to top with a flat base tap bolt in the perforation of described safety plate upward and downward, and be fastened to described insurance
Under button bottom surface in the twist-on hole of convex square tube, described safety plate and described stop button are slidably connected in the elongated hole of described fast dismounting handle
, being together positioned by relief spring in the elongated hole of described fast dismounting handle, safety bolt is the bolt of a cup head, safety bolt meanwhile
Being fastened in the screwed hole of described front-axle beam 32, the arc opening of described safety plate front end is corresponding with the cup head of safety bolt, institute
The cup head of the arc opening and safety bolt of stating safety plate front end carries out snapping.
Described folding main part 4, including folded box and connecting rod, described folded box is leaned on sheet and seat by flute profile stamping, front-axle beam
Pipe is welded by sheet, and described flute profile stamping is the metal stamping that notch is downward, and described flute profile stamping is longitudinally disposed, institute
Stating the slanted apertures after there is a right front left front portion of flute profile stamping two sides, the rear corner of described flute profile stamping two sides has one horizontal
To perforation, the front upper welded corner joint front-axle beam of described flute profile stamping leans on sheet, the lower weld seat pipe of the rear side of described flute profile stamping
By sheet, described front-axle beam is by a sheet metal rammed ∩ shape part by sheet, and described front-axle beam is outside by two lower ends of the ∩ shape of sheet
Side bending, described front-axle beam leans on the two ends of the ∩ shape bending laterally of sheet and the front upper welded corner joint of described flute profile stamping, described front-axle beam
There is a U-shaped gap front upper place by sheet, and described seat pipe is by the sheet metal that sheet is corrugate bending, and described seat pipe is by the middle part of sheet
With circular arc spill, described seat pipe is by the circular arc spill of sheet, and corresponding with the caliber that described seat pipe inlays pipe, described connecting rod is
One two ends are all connected with the parts of an oscillating bearing, described flute profile stamping two sides anterior horizontal to being punched through lock bolt
Be rotationally connected with the little pipe at the rear portion of described front-axle beam 32, the endoporus of the oscillating bearing of described connecting rod front end by lock bolt with
Second cross-perforating of described front-axle beam 32 is rotationally connected.
After described folding, fork 5 includes back vent front bar, folder, Five-way tube, left back fork and right back vent, described back vent
Front bar is the pipe fitting cut into by metal tube, and the described front end of back vent front bar is welded with the trailing flank of folded box, before described back vent
The rear end of bar is welded with the frontal lobe of described folder, and described folder is constituted by folding frontal lobe, folding posterior lobe and folding snap close,
Vertically having of the described folding frontal lobe left side is mutual to perforation, and there are vertical collar aperture, described folding in the left side of described folding posterior lobe
The vertical collar aperture of posterior lobe is by lock bolt and described the most mutual be rotationally connected perforation of folding frontal lobe, described fold latch
Button is rotationally connected with the right of described folding posterior lobe, and described folding snap close can be described with the right interlocking of described folding frontal lobe
The front end of left back fork and described right back vent is welded with described folding posterior lobe, and described Five-way tube is welded in described left back fork and institute
State the downside of right back vent front end, be welded in side before and after the described Five-way tube on the downside of described left back fork and described right back vent front end,
Also being welded with reinforcing chip, the described left back fork and the described right back vent that are welded in described folding posterior lobe can fold to central sill left front,
Described left back fork and described right back vent are all to be formed through twice bending by two metal tubes, described left back fork and described
U-shaped gap backward is flattened and had in the rear end of right back vent.
Described seat pipe 61 by pipe, inlay pipe, little pipe and pipe clamp and constitute, the pore of the pipe lower end of described seat pipe 61
The socket of middle close-fitting one inlays pipe, and it is horizontal to perforation, seat that the pipe of described seat pipe 61 and the socket place inlaying pipe together have one
The pipe of pipe 61 with inlay pipe socket place perforation is penetrated little pipe and welds, that inlays pipe lower end laterally opens a pair perforation,
There is a gap that Open Side Down in the front to perforation inlaying pipe lower end horizontal, and the little pipe of described seat pipe 61 is by lock bolt
With described folded box flute profile horizontal be rotationally connected perforation of stamping rear corner, the top of described seat pipe 61 connects an anchor ear, institute
State seat pipe 61 inlay pipe lower end horizontal to being punched through lock bolt, rotate with the endoporus of the oscillating bearing of described rod rear end
Connecting, point and the described connecting rod of the described connecting rod of described seat pipe 61 lower end connection connect the point of described front-axle beam 32 after folding, can produce
Raw described seat pipe 61 is higher than described connecting rod and described front-axle beam 32 junction point and described seat pipe 61 and institute with the junction point of described connecting rod
Stating the line of folded box junction point, this allows for described seat pipe 61, described folded box creates certainly with the linkage folding of described front-axle beam
Lock function.
Described vehicle seat 62 is by saddle pipe, saddle and tows wheel and constitutes, the top of described seat pipe 61 by anchor ear with described
Saddle pipe is fixing to be connected, on the saddle pipe that described saddle is connected with saddle pipe presss from both sides, be simultaneously connected with described in tow the frame that tows of wheel, described drags
Road wheel by tow frame, tow axle and two PU wheel constitute, towing frame is all through twice bending and all to be passed through by two flat bar sheet metals
Front and back end punching forms, and two front aperture towing frame two flat bar sheet metal are fastened on the saddle pipe folder of described saddle, tow frame
Two rear hole connections of two flat bar sheet metals tow axle, tow axle and are made up of a pipe and a screw rod, and a pipe is lining in and tows frame
Opening of two flat bar sheet metal rear ends is central, and by the pore of a pipe corresponding to towing the rear hole of frame two flat bar sheet metal, then
Being penetrated by described screw rod and two ends win, described screw rod is that two ends have externally threaded screw rod, and two PU wheels are socketed on described
Screw rod is won on the two ends, then loosens nut with two and be fastened to the two ends of described screw rod, and described PU wheel is the PU of plastic wheel hub
Wheel, the centre of described PU wheel two sides is respectively inlayed a deep groove ball bearing, is also lined with one between two deep groove ball bearings of described PU wheel
Lining ring.
Described front-wheel 71 and described trailing wheel are all the inflated wheel of 12 inches, and described front-wheel 71 is installed on described front fork
On the front axle of bar 2, described trailing wheel 72 is connected with the U-shaped gap of described left back fork and described right back vent rear end, described driving
Mechanism 8 includes axis, crank, chain wheel, pedal, flywheel and chain, and described axis is rotationally connected with described by axis accessory
In the Five-way tube of rear fork 5, the crank described in two is installed on the two ends of described axis, and described chain wheel is fixedly connected on described in two
On the right crank of crank, described flywheel is connected to the right side of described trailing wheel 72, and described chain is wire-wrapped in described chain wheel
With on described flywheel.
Claims (10)
1. stretching handle type three folding bike, including flexible handle, front fork stem, side arm, folding main part, folds back vent
Part, seat pipe, vehicle seat, front-wheel, trailing wheel and drive mechanism, is characterized in that: flexible handle include left hand handle, right handgrip, upper latch fitting, under
Latch fitting and handle, left hand being to be formed as right-angle bending by the upper end of pipe with right handgrip, left hand handle and right handgrip right-angle bending
Outside below place has screwed hole, and upper latch fitting is made up of upper clamping piece, banking stop and clamping screw, and the two ends, left and right of upper clamping piece are each
Having the circular hole of a upward and downward, the circular hole of two upward and downwards of upper clamping piece is also connected with cracking of upward and downward, upper clamping piece upward and downward cracks
Left and right rearward respectively has the screwed hole of a upward and downward, the screwed hole of left and right two upward and downward that upper clamping piece upward and downward cracks rearward
Bottom pass through two bolt twist-on one banking stops, allow banking stop be connected to the bottom side of upper clamping piece, the centre of upper clamping piece have one with upper folder
Part upward and downward cracks vertical longitudinal hole, and the rear end of upper clamping piece longitudinal hole connects the stop nut of a clamping screw, left hand handle and
Right handgrip penetrates in the circular hole of two ends, upper clamping piece left and right upward and downward, and by left hand with right handgrip right-angle bending at below screw thread
Hole corresponding to the bottom side of upper clamping piece, with two bolts be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole
In, by left hand spacing with what right handgrip and upper clamping piece were made to rotate, and, be fastened to left hand with two bolts on right handgrip,
Coordinate with the banking stop of the bottom side being connected to upper clamping piece, can be as spacing when launching with right handgrip of left hand, clamping screw is worn
Enter in the longitudinal hole of upper clamping piece, and be screwed in stop nut, tighten clamping screw and can tighten up cracking of upper clamping piece upward and downward；Under
Latch fitting is made up of lower clamping piece and clamping screw, and the two ends, left and right of lower clamping piece front portion are respectively arranged with the circular hole of a upward and downward, and lower clamping piece is anterior
Two upward and downwards circular hole on be connected with cracking of upward and downward, the right-hand member in the middle part of lower clamping piece has the circular hole of a upward and downward, lower clamping piece
There is a circular hole of a upward and downward rear end, and the anterior centre of lower clamping piece has one to crack with lower clamping piece front portion upward and downward vertical longitudinal hole,
The rear end of lower clamping piece longitudinal hole connects the stop nut of a clamping screw, the circular hole of the right-hand member upward and downward in the middle part of lower clamping piece and front fork
The upper end of bar connects, and front fork stem is made up of pipe, cylinder and front axle, fills in cylinder, the bottom of pipe in the bottom pore of pipe
To and have a cross-perforating together with cylinder, front axle penetrates in the bottom of pipe and the cross-perforating of cylinder, and wins to the left, left hand
In the circular hole penetrating two ends, lower clamping piece left and right upward and downward with right handgrip, clamping screw penetrates in the longitudinal hole of lower clamping piece, and twists
Enter in stop nut, tighten clamping screw can tighten up lower clamping piece upward and downward crack handle be connected to left hand with right handgrip
Top, and it is positioned at the top of upper clamping piece；Side arm is made up of rotary part, front-axle beam and interlocking mechanism, and rotary part is installed on lower folder
On the upward and downward circular hole of part rear end, front-axle beam is to be welded a grooved part by the front end of metal tube to form, the upper and lower side of grooved part by
Mutual to perforation, front-axle beam grooved part mutual to being punched through lock bolt is connected rotary part, laterally having in the middle part of front-axle beam
One first cross-perforating, front-axle beam is positioned at the top of the first cross-perforating an elongated hole, and front-axle beam is positioned at the lower section of the first cross-perforating
Having a circular hole, there is one second cross-perforating the rear end of front-axle beam, at the rear portion of front-axle beam the first cross-perforating and of being positioned at front-axle beam
Have the oblique perforation after right front left between two cross-perforatings, a little pipe, front-axle beam front end are welded in the tiltedly perforation at the rear portion of front-axle beam
Top also have a screwed hole, the first cross-perforating of front-axle beam is provided with the hole cylinder of interlocking mechanism, interlocking mechanism is by carrying
Hole cylinder, Quick Release and safety fastener are constituted, and Quick Release is by fast dismounting handle, circle hook bolt, spill pad, Quick Release spring and stop nut structure
Becoming, fast dismounting handle is rotationally connected with circle hook bolt by riveting, and circle hook bolt penetrates in spill pad and Quick Release spring, encloses hook bolt
Penetrate in the elongated hole of front-axle beam the most from the top down and in the perforation of cylindrical side with holes, penetrate front-axle beam first with stop nut the most again
In circular hole below cross-perforating, and with circle hook bolt twist-on, safety fastener is by stop button, safety plate, relief spring and insurance spiral shell
Bolt is constituted, and stop button and safety plate are bolted to the front end of fast dismounting handle elongated hole, relief spring is installed on fast dismounting handle
In elongated hole, and being positioned at the rear of stop button and safety plate, safety bolt is fastened in the screwed hole of front-axle beam, the semicircle of safety bolt
Head is corresponding with the arc opening of safety plate front end, and the cup head of safety plate Yu safety bolt can be carried out snapping；Fold main part
Including folded box and connecting rod, folded box is welded by sheet by sheet and seat pipe by flute profile stamping, front-axle beam, flute profile stamping be notch to
Under metal stamping, there is the slanted apertures after a right front left front portion of flute profile stamping, and the rear corner of flute profile stamping has one horizontal
To perforation, the front upper welded corner joint front-axle beam of flute profile stamping leans on sheet, and the lower weld seat pipe of the rear side of flute profile stamping leans on sheet, and front-axle beam leans on sheet
Being by a sheet metal rammed ∩ shape part, front-axle beam has a U-shaped gap by the front upper place of sheet, flute profile stamping anterior oblique
Being rotationally connected the little pipe being punched through in tiltedly boring a hole lock bolt with front-axle beam rear portion welding, the front end of connecting rod is by lock spiral shell
Bolt is rotationally connected with the second cross-perforating of front-axle beam, and front-axle beam, can be by Quick Release interlocking by the U-shaped gap of the front upper place of sheet；After folding
Fork includes back vent front bar, folder, Five-way tube, left back fork and right back vent, and back vent front bar is welded in the rear side of folded box, back vent
Folder is welded in the rear end of front bar, and left back fork and right back vent are welded in the rear side of folder, and Five-way tube is welded in left back fork and the right side
The downside of back vent front end, after folder can fold, the left back fork of fork and right back vent fold to left front；The pipe of seat pipe bottom
Being socketed in hole and one inlay pipe, the little pipe of transverse weld one of seat pipe bottom, seat pipe inlays pipe lower end to be had one horizontal to perforation, seat
Pipe top connects an anchor ear, the horizontal little pipe of seat pipe by lock bolt horizontal with folded box flute profile stamping rear corner to wearing
Hole is rotationally connected, seat pipe lower end horizontal to being punched through lock bolt is connected with the rear end thereof of connecting rod, the top of seat pipe is logical
Crossing anchor ear to be connected with vehicle seat, vehicle seat is by saddle pipe, saddle and tows wheel and constitutes, and tows wheel and is connected to the rear of saddle；Front-wheel is installed
In front axle, trailing wheel is installed on the rear end of back vent；Drive mechanism includes axis, two cranks, chain wheel, two pedals, flywheel and chain, in
Axle is rotationally connected with in Five-way tube by axis accessory, and two cranks are installed on the two ends of axis, and chain wheel is fixedly connected on two cranks
On the crank on the right, flywheel is connected to the right side of trailing wheel, and chain is wire-wrapped on chain wheel and flywheel.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described left hand handle and the described right hand
Screwed hole correspond respectively to the bottom side of described upper latch fitting upper clamping piece, described left hand handle and described right handgrip lower end side screw thread
After hole is screwed into bolt, can be as described left hand the limit slided up and down with described lower latch fitting lower clamping piece with described right handgrip
Position, be connected to the described banking stop of described upper clamping piece bottom side, be connected to described left hand and described right handgrip on two bolts
Coordinate, can be as spacing when launching with described right handgrip of described left hand.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: after described upper clamping piece longitudinal hole
End be connected with a counterbore, the counterbore of described upper clamping piece is inlayed the stop nut of clamping screw described in, described clamping screw by
Bolt and screw handle and be formed by connecting, described clamping screw also includes stop nut, and in the middle part of described lower clamping piece, right-hand member is upper and lower
Corresponding with the pipe close-fitting of described front fork stem to circular hole, the upward and downward circular hole of right-hand member and described front fork stem circle in the middle part of described lower clamping piece
The upper end close-fitting socket of pipe, described handle is a working of plastics, and two lower ends of described handle are respectively connected with the circle of a upward and downward, described
Aperture and the described left hand of two circle collar aperture of handle and the external diameter of described right handgrip corresponding, the top of described handle is to draw
The handle of hands.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described rotary part includes
Front axle tube, two zanjon bearings, a plane bearing and have a shock-absorbing polyurethane cylinder, it is deep that the upper and lower side of front axle tube pore is respectively milled with placement
The counterbore of ditch bearing, front axle tube close-fitting from bottom to top is pressed in the upward and downward circular hole of described lower clamping piece rear end, and two zanjon bearings divide
Not being embedded in the counterbore of front axle tube upper and lower side, plane bearing is lining on the zanjon bearing of described front axle tube upper end, then by shock-absorbing
Polyurethane cylinder is put on plane bearing, shock-absorbing polyurethane cylinder axially have a hole, and by the endoporus of two zanjon bearings, flat axle
The axis hole held and the hole of shock-absorbing polyurethane cylinder, corresponding to the upper and lower two sides of grooved part, described front-axle beam front end mutual to perforation,
With to lock bolt, described tumbler is connected with the grooved part of described front-axle beam.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described hole cylinder, is one
Metal cylinder circle side has a perforation radially, and the centre at described hole cylinder two ends has an axial screwed hole, institute
The hole cylinder stated penetrates in the first cross-perforating of described front-axle beam, and each stubborn in the screwed hole at described hole cylinder two ends
Connect a bolt location.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described flute profile stamping is longitudinal direction
Arranging, described front-axle beam is by the two lower ends bending laterally of the ∩ shape of sheet, and described front-axle beam is by the two ends of the ∩ shape bending laterally of sheet
The upper welded corner joint with before described flute profile stamping, described seat pipe is by the sheet metal that sheet is corrugate bending, and described seat pipe is by sheet
Middle part is with circular arc spill, and described seat pipe is by the circular arc spill of sheet, corresponding with the caliber that described seat pipe inlays pipe, described company
Bar is the parts that two ends are all connected with an oscillating bearing.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: before described folder is by folding
Leaf, folding posterior lobe and fold snap close and constitute, vertically having of the described folding frontal lobe left side is mutual to perforation, described folding posterior lobe
There is vertical collar aperture on the left side, and the vertical collar aperture of described folding posterior lobe is by right the most mutual with described folding frontal lobe of lock bolt
Perforation is rotationally connected, and the described snap close that folds is rotationally connected with the right of described folding posterior lobe, and described folding snap close can be with institute
Stating the right interlocking folding frontal lobe, the front end of described left back fork and described right back vent is welded with described folding posterior lobe, described
Five-way tube is welded in described left back fork and the downside of described right back vent front end, is welded in described left back fork and described right back vent front end
Side before and after the described Five-way tube of downside, is also welded with reinforcing chip, is welded in the described left back fork of described folding posterior lobe and described
Right back vent can fold to central sill left front, and described left back fork and described right back vent are all through twice bending by two metal tubes
Forming, U-shaped gap backward is flattened and had in the rear end of described left back fork and described right back vent.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described seat pipe is by pipe, edge
Embedding pipe, little pipe and pipe clamp are constituted, and in the pore of the pipe lower end of described seat pipe, pipe, the circle of described seat pipe are inlayed in close-fitting socket one
Pipe and the socket place inlaying pipe together have one horizontal to perforation, the pipe of seat pipe with inlay pipe socket place perforation is penetrated
Little pipe also welds, and that inlays pipe lower end laterally opens a pair perforation, and there is an opening in the front to perforation inlaying pipe lower end horizontal
Downward gap.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described seat pipe lower end connects described
The point of connecting rod and described connecting rod connect the point of described front-axle beam after folding, can produce the junction point of described seat pipe and described connecting rod
Higher than the line of described connecting rod and described front-axle beam junction point and described seat pipe with described folded box junction point, this allows for described seat
Pipe, described folded box create auto-lock function with the linkage folding of described front-axle beam.
Stretching handle type three folding bike the most according to claim 1, is characterized in that: described saddle is connected with saddle pipe
Saddle pipe folder on, be simultaneously connected with described in tow the frame that tows of wheel, described tow wheel by towing frame, tow axle and two PU take turns structure
Becoming, towing frame is all through twice bending and all through front and back end, punching forms by two flat bar sheet metals, tows frame two flat bar gold
Two front aperture belonging to sheet are fastened on the saddle pipe folder of described saddle, and the two rear hole connections towing frame two flat bar sheet metal tow
Axle, tows axle and is made up of a pipe and a screw rod, and a pipe is lining in and tows in the middle of the opening of frame two flat bar sheet metal rear end, and by one
The pore of pipe is corresponding to towing the rear hole of frame two flat bar sheet metal, then is penetrated by described screw rod and two ends win, described
Screw rod be that two ends have an externally threaded screw rod, two PU wheels are socketed on described screw rod and win on the two ends, then loosen nut with two
It is fastened to the two ends of described screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700377.7A CN106080915B (en) | 2016-08-22 | 2016-08-22 | Three folding bike of stretching handle type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700377.7A CN106080915B (en) | 2016-08-22 | 2016-08-22 | Three folding bike of stretching handle type |
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| CN106080915A true CN106080915A (en) | 2016-11-09 |
| CN106080915B CN106080915B (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610700377.7A Active CN106080915B (en) | 2016-08-22 | 2016-08-22 | Three folding bike of stretching handle type |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672143A (en) * | 2017-02-08 | 2017-05-17 | 太仓市车中宝休闲用品有限公司 | Foldable and vibration absorption type scooter with rapid telescopic handlebar |
| CN106697148A (en) * | 2017-01-06 | 2017-05-24 | 太仓市车中宝休闲用品有限公司 | Quick and convenient telescopic handle sleeving type connecting piece portable electric vehicle |
| CN106741474A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick stretching handle socket joint type connects part portable electric vehicle using motor |
| CN106741473A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick-folding handlebar drag type portable electric vehicle using motor |
| CN106741514A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Fast stretch handle |
| CN106741484A (en) * | 2017-02-08 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick stretching handle folds Shockproof type Segway Human Transporter |
| CN106741477A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick-folding handlebar socket joint type connects part portable bicycle |
| CN106741476A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick-folding handlebar socket joint type connects part portable electric vehicle using motor |
| CN111114682A (en) * | 2020-01-09 | 2020-05-08 | 太仓市车中宝休闲用品有限公司 | Portable folding bicycle |
| CN112407128A (en) * | 2020-12-31 | 2021-02-26 | 上海雪歌信息科技有限公司 | Folding bicycle with frame structure |
| CN112519945A (en) * | 2020-12-10 | 2021-03-19 | 浙江凯驰电动科技有限公司 | Foldable bicycle |
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| CN106741474B (en) * | 2017-01-06 | 2019-05-24 | 速珂智能科技（上海）有限公司 | Quick stretching handle socket joint type connects part portable electric vehicle using motor |
| CN106741476B (en) * | 2017-01-06 | 2019-10-11 | 台州市老百姓车业有限公司 | Quick-folding handlebar socket joint type connects part portable electric vehicle using motor |
| CN106697148A (en) * | 2017-01-06 | 2017-05-24 | 太仓市车中宝休闲用品有限公司 | Quick and convenient telescopic handle sleeving type connecting piece portable electric vehicle |
| CN106697148B (en) * | 2017-01-06 | 2019-06-14 | 徐州金茂源车业有限公司 | Quick stretching handle socket joint type connects part portable electric vehicle |
| CN106741514A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Fast stretch handle |
| CN106741473B (en) * | 2017-01-06 | 2019-08-30 | 谢木兰 | Quick-folding handlebar drag type portable electric vehicle using motor |
| CN106741477A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick-folding handlebar socket joint type connects part portable bicycle |
| CN106741476A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick-folding handlebar socket joint type connects part portable electric vehicle using motor |
| CN106741477B (en) * | 2017-01-06 | 2019-06-18 | 安康超美特科技股份有限公司 | Quick-folding handlebar socket joint type connects part portable bicycle |
| CN106741474A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick stretching handle socket joint type connects part portable electric vehicle using motor |
| CN106741473A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick-folding handlebar drag type portable electric vehicle using motor |
| CN106741484A (en) * | 2017-02-08 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick stretching handle folds Shockproof type Segway Human Transporter |
| CN106672143B (en) * | 2017-02-08 | 2019-06-07 | 浙江骜途智能科技有限公司 | Quick stretching handle folds Shockproof type scooter |
| CN106741484B (en) * | 2017-02-08 | 2019-11-29 | 诸暨厚启股权投资有限公司 | Quick stretching handle folds Shockproof type Segway Human Transporter |
| CN106672143A (en) * | 2017-02-08 | 2017-05-17 | 太仓市车中宝休闲用品有限公司 | Foldable and vibration absorption type scooter with rapid telescopic handlebar |
| CN111114682A (en) * | 2020-01-09 | 2020-05-08 | 太仓市车中宝休闲用品有限公司 | Portable folding bicycle |
| CN112519945A (en) * | 2020-12-10 | 2021-03-19 | 浙江凯驰电动科技有限公司 | Foldable bicycle |
| CN112407128A (en) * | 2020-12-31 | 2021-02-26 | 上海雪歌信息科技有限公司 | Folding bicycle with frame structure |
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