CN106240723A - Flexible handle type three folding portable bicycle - Google Patents
Flexible handle type three folding portable bicycle Download PDFInfo
- Publication number
- CN106240723A CN106240723A CN201610725050.5A CN201610725050A CN106240723A CN 106240723 A CN106240723 A CN 106240723A CN 201610725050 A CN201610725050 A CN 201610725050A CN 106240723 A CN106240723 A CN 106240723A
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- China
- Prior art keywords
- pipe
- clamping piece
- hole
- axle beam
- upward
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Classifications
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- 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
- B62K15/00—Collapsible or foldable cycles
- B62K2015/005—Collapsible or foldable cycles having additional wheels for use when folded or collapsed
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
A kind of flexible handle type three folding portable bicycle, 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, Five-way tube and folder and a left side, right back vent welds, 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, stretch handle type three folding portable voluntarily particularly to one
Car.
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, flexible handle type three folding that can tow after having folded
Folded portable bicycle.The object of the present invention is achieved like this；Flexible handle type three folding portable bicycle, including stretching
Fork, seat pipe, vehicle seat, front-wheel, trailing wheel and drive mechanism after handle, front fork stem, side arm, folding main part, folding, is characterized in that:
Flexible handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle, left hand with right handgrip be by pipe upper end make
Right-angle bending forms, left hand with right handgrip right-angle bending at below outside have screwed hole, upper latch fitting is by upper clamping piece, spacing
Sheet and clamping screw are constituted, and 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,
Also being connected with cracking of upward and downward on the circular hole of two upward and downwards of upper clamping piece, upper clamping piece upward and downward left and right rearward of cracking respectively has one
The screwed hole of upward and downward, two bolt twist-ons are passed through in the bottom of the screwed hole of left and right two upward and downward that upper clamping piece upward and downward cracks rearward
One banking stop, allows banking stop be connected to the bottom side of upper clamping piece, and the centre of upper clamping piece has one to crack vertical with upper clamping piece upward and downward
Longitudinal hole, the rear end of upper clamping piece longitudinal hole connects the stop nut of a clamping screw, and it is left that left hand handle and right handgrip penetrate upper clamping piece
In the circular hole of right two ends upward and downward, and by left hand with right handgrip right-angle bending at below screwed hole corresponding to the end of upper clamping piece
Side, with two bolts be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole in, by left hand handle and right handgrip
With upper clamping piece make rotate spacing, and, be fastened to left hand with two bolts on right handgrip, with the bottom side being connected to upper clamping piece
Banking stop coordinate, can be as spacing when launching with right handgrip of left hand, clamping screw penetrates in the longitudinal hole of upper clamping piece, and
It is screwed in stop nut, tightens clamping screw and can tighten up cracking of upper clamping piece upward and downward, upper clamping piece is locked left hand handle and the right side
Hands handle so that left hand 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 one
The blank of aluminium extruded type, the two ends, left and right of lower clamping piece front portion are respectively arranged with the circular hole of a upward and downward, two upward and downwards that lower clamping piece is anterior
Being connected with cracking of upward and downward on circular hole, the left end in the middle part of lower clamping piece has the circular hole of a upward and downward, the centre at lower clamping piece rear portion to have one
The circular hole of upward and downward, the anterior centre of lower clamping piece has one to crack with lower clamping piece front portion upward and downward vertical longitudinal hole, and lower clamping piece is vertical
Connect the stop nut of a clamping screw to the rear end in hole, in the middle part of lower clamping piece, the circular hole of left end upward and downward connects with the upper end of front fork stem
Connecing, front fork stem is made up of pipe, cylinder and front axle, fills in cylinder in the bottom pore of pipe, the bottom of pipe to and together with circle
Post has a cross-perforating, and front axle penetrates in the bottom of pipe and the cross-perforating of cylinder, and wins to the right, left hand handle and right handgrip
Penetrating in the circular hole of two ends, lower clamping piece left and right upward and downward, clamping screw penetrates in the longitudinal hole of lower clamping piece, and is screwed into locking spiral shell
In mother, tighten clamping screw and can tighten up cracking of lower clamping piece upward and downward, lower clamping piece is locked left hand handle and right handgrip so that left hand
And right handgrip fix and can not slide up and down, handle is connected to left hand the top with right handgrip, and is positioned at the upper of upper clamping piece
Side；Side arm is made up of rotary part, front-axle beam and interlocking mechanism, and rotary part is installed on the upward and downward circular hole in the middle of lower clamping piece rear portion
On, 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 groove
Type part mutual to being punched through lock bolt is connected rotary part, laterally have one first cross-perforating, front-axle beam in the middle part of front-axle beam
There is an elongated hole top being positioned at the first cross-perforating, and front-axle beam is positioned at the lower section of the first cross-perforating a circular hole, the rear end of front-axle beam
Having one second cross-perforating, the rear portion at front-axle beam also has a left side between the first cross-perforating at front-axle beam and the second cross-perforating
Oblique perforation after front right, welds a little pipe in the tiltedly perforation at the rear portion of front-axle beam, and the top of front-axle beam front end also has a screwed hole, front
Being provided with the hole cylinder of interlocking mechanism in first cross-perforating of beam, interlocking mechanism is by hole cylinder, Quick Release and safety fastener structure
Becoming, Quick Release is made up of fast dismounting handle, circle hook bolt, spill pad, Quick Release spring and stop nut, and fast dismounting handle is by riveting and circle head
Bolt is rotationally connected, and circle hook bolt penetrates in spill pad and Quick Release spring, and circle hook bolt penetrates the length of front-axle beam the most from the top down
In hole and in the perforation of cylindrical side with holes, 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, stop button and safety plate
Be bolted to the front end of fast dismounting handle elongated hole, relief spring be installed in the elongated hole of fast dismounting handle, and be positioned at stop button and
The rear of safety plate, safety bolt is fastened in the screwed hole of front-axle beam, the cup head of safety bolt and the circular arc of safety plate front end
Mouth is corresponding, and the cup head of safety plate Yu safety bolt can be carried out snapping；Fold main part and include folded box and connecting rod, fold
Box is welded by sheet by sheet and seat pipe by flute profile stamping, front-axle beam, and flute profile stamping is the metal stamping that notch is downward, flute profile stamping
Front portion have the slanted apertures behind a left front right side, the rear corner of flute profile stamping has one horizontal to perforation, before flute profile stamping on
Welded corner joint front-axle beam leans on sheet, and the lower weld seat pipe of the rear side of flute profile stamping leans on sheet, and front-axle beam is rammed by a sheet metal by sheet
∩ shape part, front-axle beam has a U-shaped gap by the front upper place of sheet, flute profile stamping anterior oblique to be punched through to lock bolt with
The little pipe that front-axle beam rear portion is welded in tiltedly boring a hole is rotationally connected, and the front end of connecting rod is by laterally wearing with the second of front-axle beam lock bolt
Hole is rotationally connected, 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, folding
Device, Five-way tube, left back fork and 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,
Five-way tube is welded in the rear side of folder, left back fork and right back vent and is welded in the rear side of Five-way tube, and folder can will fold back vent
Left back fork and the right back vent of part are folded down the position to the right to front；The pore of seat pipe bottom is socketed one and inlays pipe, seat pipe
The little pipe of transverse weld one of bottom, seat pipe inlays pipe lower end to be had one horizontal to perforation, and seat pipe top connects an anchor ear, seat pipe
Horizontal little pipe is by lock bolt and folded box flute profile horizontal being rotationally connected perforation of stamping rear corner, and seat pipe lower end is horizontal
To be punched through to lock bolt be connected with the rear end thereof of connecting rod, the top of seat pipe pass through anchor ear be connected with vehicle seat, vehicle seat
By saddle pipe, saddle with tow wheel and constitute, tow wheel and be connected to the rear of saddle；Front-wheel is installed on front axle, and trailing wheel is installed on back vent
Rear end, open Quick Release, seat pipe be folded down, under the effect of connecting rod, side arm is inconjunction with flexible handle, front fork stem and front
Wheel is folded to the position that rear is to the left downwardly together, reaches the most perfect folding effect；Drive mechanism includes axis, two songs
Handle, 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 axis
Two ends, chain wheel is fixedly connected on the crank on the right of two cranks, and flywheel is connected to the right side of trailing wheel, chain be wire-wrapped in chain wheel and
On 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 left end 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 that the present invention folds main part and side arm and the connection diagram of seat pipe；
Fig. 5 is folding process schematic diagram of the present invention；
Fig. 6 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, Fig. 2 and Fig. 4, described flexible handle type three folding portable bicycle, including flexible handle 1, front
Fork arm 2, side arm 3, folding main part 4, rear fork 5, seat pipe 61, vehicle seat 62, front-wheel 71, trailing wheel 72 and drive mechanism 8；
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 left end in the middle part of described lower clamping piece has the circular hole of a upward and downward, and in the middle part of described lower clamping piece, left end is upper
Lower corresponding with the pipe footpath close-fitting of described front fork stem 2 to circular hole, described front fork stem 2 is made up of pipe, cylinder and front axle, pipe
Bottom pore in fill in cylinder, the bottom of pipe to and have a cross-perforating together with cylinder, front axle penetrate pipe bottom and
In the cross-perforating of cylinder and win to the right, the upward and downward circular hole of left end and described front fork stem 2 pipe in the middle part of described lower clamping piece
The socket of upper end close-fitting, the centre at described lower clamping piece rear portion have the circular hole of a upward and downward, the centre of described lower clamping piece have one with lower folder
Part upward and downward cracks 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,
Described left hand penetrates 11 and described right handgrip 12 in the circular hole of two ends, described lower clamping piece left and right upward and downward, described locking
Bolt penetrates in the longitudinal hole of described lower clamping piece, and is screwed in stop nut, tightens described clamping screw and can tighten up lower clamping piece
Cracking of upward and downward, by the left hand described in described lower clamping piece locking 11 and described right handgrip 12 so that described left hand
11 and described right handgrip 12 are fixed and can not be slided 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, it is deep that the upper and lower side of front axle tube pore is respectively milled with placement rotation
The counterbore of ditch bearing, front axle tube close-fitting is pressed in the upward and downward circular hole in the middle of described lower clamping piece rear portion, and two zanjon bearings are inlayed 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 by poly-for shock-absorbing ammonia
Ester 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, use
Being connected by described tumbler lock bolt with the grooved part of described front-axle beam, described front-axle beam 32 is by metal oval sealing of tube groove
Type 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, described
Laterally having one first cross-perforating in the middle part of front-axle beam 32, there is an elongated hole top of described front-axle beam 32 first cross-perforating, described before
The lower section of beam 32 first cross-perforating has a circular hole, the rear end of described front-axle beam 32 to have one second cross-perforating, after described front-axle beam 32
There is opening gap backward the lower section holding 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
Having the oblique perforation behind a left front right side between perforation and the second cross-perforating, the rear portion of described front-axle beam 32 is positioned at the first cross-perforating
And a little pipe is welded in the tiltedly perforation that second between 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 left front right side 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 there is a screwed hole upside of described back vent front bar rearward end, described back vent front bar
Front end is welded with the trailing flank of folded box, and the rear end of described back vent front bar is welded with the frontal lobe of described folder, described folding
Device is constituted by folding frontal lobe, folding posterior lobe, latch hook and shock-absorbing polyurethane block, and folding frontal lobe is the middle part by sheet metal and bottom punching
The opening being pressed into grooved backward, the rammed opening in top grooved backward, fold the left and right two of frontal lobe opening grooved backward
There is the oblique perforation behind the left front right side lower end of side, and folding the left and right sides of frontal lobe opening grooved forward has mutual to perforation, folds
The middle part of frontal lobe opening grooved bottom surface backward also has two screwed holes, and shock-absorbing polyurethane block is connected with folding frontal lobe by two bolts,
Fold posterior lobe and had the left front right side by the rammed opening of sheet metal grooved forward, the lower end of the left and right sides folding posterior lobe grooved
After oblique perforation, fold the tiltedly perforation behind the left front right side of posterior lobe with fold the left front right side of frontal lobe after tiltedly perforation corresponding, folding posterior lobe
Be welded in the leading flank of Five-way tube, fold behind the left front right side of posterior lobe be tiltedly punched through to lock bolt with fold the left front right side of frontal lobe after
Tiltedly perforation is rotationally connected, and the horizontal collar aperture of latch hook is by perforation turn mutual with folding frontal lobe opening grooved forward to lock bolt
Being dynamically connected, latch hook is the sliced pieces of an aluminium extruded type, and with a horizontal collar aperture in the middle part of latch hook, there is a hook-type rear end of latch hook, lock
Hook front portion has a vertical elongated hole, and a bolt penetrates in the vertical elongated hole of latch hook, penetrates in spring again, is then screwed into institute
Stating in the screwed hole of back vent front bar rearward end, latch hook under the action of the spring can be with folding posterior lobe upper edge interlocking.
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
Flatten and have U-shaped gap backward, described left back fork and the front end and five of described right back vent with the rear end of described right back vent
The trailing flank welding of siphunculus.
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 is the inflated wheel of 12 inches, and described front-wheel 71 is installed on the front axle of described front fork stem 2, institute
The trailing wheel 72 stated is connected with the U-shaped gap of described left back fork and described right back vent rear end, and described trailing wheel 72 is 12 inches fills
Turbine.
Described drive mechanism 8 includes that axis, crank, chain wheel, pedal, flywheel and chain, described axis pass through axis
Accessory is rotationally connected with in the Five-way tube of described rear fork 5, and the crank described in two is installed on the two ends of described axis, described tooth
Dish is fixedly connected on the right crank of crank described in two, and described flywheel is connected to the right side of described trailing wheel 72, described chain
Bar is wire-wrapped on described chain wheel and described flywheel.
Claims (10)
1. flexible handle type three folding portable bicycle, including flexible handle, front fork stem, side arm, folding main part, folding
Rear fork, seat pipe, vehicle seat, front-wheel, trailing wheel and drive mechanism, is characterized in that: flexible handle includes left hand handle, right handgrip, locks
Part, 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 handle and right handgrip right angle
Outside below knee has screwed hole, and upper latch fitting is made up of upper clamping piece, banking stop and clamping screw, the left and right two of upper clamping piece
End is respectively arranged with the circular hole of a upward and downward, and 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
Left and right rearward of cracking respectively has the screwed hole of a upward and downward, and upper clamping piece upward and downward cracks the screw thread of left and right two upward and downward rearward
The bottom in hole 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 clamping piece 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
In the circular hole penetrating two ends, upper clamping piece left and right upward and downward with right handgrip, and by left hand with right handgrip right-angle bending at below
Screwed 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 screw thread
Kong Zhong, by left hand spacing with what right handgrip and upper clamping piece work rotated, clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into
In stop nut, tighten clamping screw and can tighten up cracking of upper clamping piece upward and downward；Lower latch fitting is by lower clamping piece and clamping screw structure
Becoming, 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 the circular hole of two upward and downwards that lower clamping piece is anterior is connected with
Lower to crack, the left end in the middle part of lower clamping piece has the circular hole of a upward and downward, the centre at lower clamping piece rear portion to have the circular hole of a upward and downward,
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 connection of lower clamping piece longitudinal hole
The stop nut of one clamping screw, in the middle part of lower clamping piece, the circular hole of left end upward and downward 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 right, 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, and handle is connected to left hand handle and the right side
The top of hands handle, 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 upward and downward circular hole in the middle of lower clamping piece rear portion, front-axle beam is to be welded a grooved part by the front end of metal tube to form, grooved part
Upper and lower side by mutual to perforation, front-axle beam grooved part mutual to being punched through lock bolt is connected rotary part, in front-axle beam
Laterally there is one first cross-perforating in portion, and front-axle beam is positioned at the top of the first cross-perforating an elongated hole, and it is horizontal that front-axle beam is positioned at first
There is a circular hole lower section of perforation, and there is one second cross-perforating the rear end of front-axle beam, at the rear portion of front-axle beam and be positioned at the first horizontal of front-axle beam
Oblique perforation after having the left front right side between perforation and the second cross-perforating, welds a roundlet in the tiltedly perforation at the rear portion of front-axle beam
Pipe, the top of front-axle beam front end also has a screwed hole, is provided with the hole cylinder of interlocking mechanism in the first cross-perforating of front-axle beam, lock
Connection mechanism is made up of hole cylinder, Quick Release and safety fastener, and Quick Release is by fast dismounting handle, circle hook bolt, spill pad, Quick Release spring and prevents
Pine nut is constituted, and fast dismounting handle is rotationally connected with circle hook bolt by riveting, and circle hook bolt penetrates in spill pad and Quick Release spring,
Circle hook bolt penetrates in the elongated hole of front-axle beam and in the perforation of cylindrical side with holes the most from the top down, penetrates with stop nut the most again
In circular hole below front-axle beam the first cross-perforating, and with circle hook bolt twist-on, safety fastener is by stop button, safety plate, relief spring
Constituting with safety bolt, stop button and safety plate are bolted to the front end of fast dismounting handle elongated hole, are installed on by relief spring
In the elongated hole of fast dismounting handle, and being positioned at the rear of stop button and safety plate, safety bolt is fastened in the screwed hole of front-axle beam, insures spiral shell
The cup head of bolt 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；
Folding main part and include 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
Being the downward metal stamping of notch, there is the slanted apertures behind a left front right side front portion of flute profile stamping, and the rear corner of flute profile stamping has
One is horizontal to perforation, and 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,
Front-axle beam is by a sheet metal rammed ∩ shape part by sheet, and front-axle beam has a U-shaped gap, the front portion of flute profile stamping by the front upper place of sheet
The oblique little pipe to being punched through during lock bolt is tiltedly bored a hole with front-axle beam rear portion welding be rotationally connected, the front end of connecting rod is logical
Crossing the second cross-perforating to lock bolt with front-axle beam to be rotationally connected, front-axle beam, by the U-shaped gap of the front upper place of sheet, can be locked by Quick Release
Connect；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 folded box
Rear side, the rear end welding folder of back vent front bar, Five-way tube is welded in the rear side of folder, left back fork and right back vent and is welded in five
The rear side of siphunculus；Being socketed one in the pore of seat pipe bottom and inlay pipe, the little pipe of transverse weld one of seat pipe bottom, seat pipe inlays pipe
Lower end has one horizontal to perforation, and seat pipe top connects an anchor ear, and the horizontal little pipe of seat pipe is by lock bolt and folded box
Horizontal perforation is rotationally connected of flute profile stamping rear corner, seat pipe lower end horizontal to being punched through lock bolt and connecting rod after
End is rotationally connected, 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 and constitutes, and tows the company of wheel
It 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；Drive mechanism includes axis, two cranks, tooth
Dish, 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 of axis
End, chain wheel is fixedly connected on the crank on the right of two cranks, and flywheel is connected to the right side of trailing wheel, and chain is wire-wrapped in chain wheel and flywheel
On.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described left hand handle and institute
The screwed hole stating right handgrip corresponds respectively to the bottom side of described upper latch fitting upper clamping piece, described left hand handle and described right handgrip lower end side
After face screwed hole is screwed into bolt, can be as described left hand sliding up and down with described lower latch fitting lower clamping piece with described right handgrip
Spacing, 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
Bolt coordinates, can be as spacing when launching with described right handgrip of described left hand.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described upper clamping piece is longitudinally
The rear end in hole is connected with a counterbore, inlays the stop nut of clamping screw described in, described locking in the counterbore of described upper clamping piece
Bolt is by bolt and screws handle and is formed by connecting, and described clamping screw also includes stop nut, left end in the middle part of described lower clamping piece
Upward and downward circular hole corresponding with the pipe footpath close-fitting of described front fork stem, in the middle part of described lower clamping piece, the upward and downward circular hole of left end is with described
The upper end close-fitting socket of front fork stem pipe, described handle is a working of plastics, and two lower ends of described handle are respectively connected with a upward and downward
Circle, aperture and the described left hand of two circle collar aperture of described handle and the external diameter of described right handgrip corresponding, described handle
Top is the handle of a handle.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described rotary part
Including front axle tube, 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
Placing the counterbore of rotation zanjon bearing, front axle tube close-fitting is pressed in the upward and downward circular hole in the middle of described lower clamping piece rear portion, two zanjon axles
Holding in the counterbore being embedded in front axle tube upper and lower side respectively, plane bearing is lining on the zanjon bearing of described front axle tube upper end, then will
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,
The axis hole of plane bearing 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 wearing
Hole, is connected described tumbler with the grooved part of described front-axle beam with to lock bolt.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described circle with holes
Post, is that a metal cylinder circle side has a perforation radially, and the centre at described hole cylinder two ends has an axial spiral shell
Pit, described hole cylinder penetrates in the first cross-perforating of described front-axle beam, and at the screw thread at described hole cylinder two ends
Each twist-on one bolt location in hole.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described flute profile stamping
In longitudinally disposed, 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 ∩ shape bending laterally of sheet
The front upper welded corner joint of two ends and described flute profile stamping, described seat pipe is by the sheet metal that sheet is that corrugate bends, described seat pipe
By the middle part of sheet with circular arc spill, described seat pipe is by the circular arc spill of sheet, corresponding with the caliber that described seat pipe inlays pipe, institute
The connecting rod stated is the parts that two ends are all connected with an oscillating bearing.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described folder by
Fold frontal lobe, fold posterior lobe, latch hook and shock-absorbing polyurethane block are constituted, fold frontal lobe and be the middle part by sheet metal and bottom strikes out
Opening grooved backward, the rammed opening in top grooved backward, fold the left and right sides of frontal lobe opening grooved backward
There is the oblique perforation behind the left front right side lower end, and folding the left and right sides of frontal lobe opening grooved forward has mutual to perforation, folds frontal lobe
The middle part of opening grooved bottom surface backward also has two screwed holes, and shock-absorbing polyurethane block is connected with folding frontal lobe by two bolts, folds
Posterior lobe is by the rammed opening of sheet metal grooved forward, after there is the left front right side lower end of the left and right sides folding posterior lobe grooved
Oblique perforation, folds the tiltedly perforation behind the left front right side of posterior lobe corresponding with the tiltedly perforation behind the folding left front right side of frontal lobe, folds posterior lobe left front
Tiltedly perforation after locking bolt and folding the left front right side of frontal lobe is rotationally connected by being tiltedly punched through behind the right side, and the horizontal collar aperture of latch hook is passed through
To lock bolt and folding frontal lobe opening mutual be rotationally connected perforation of grooved forward, latch hook is the sliced pieces of an aluminium extruded type, lock
With a horizontal collar aperture in the middle part of hook, the rear end of latch hook has a hook-type, latch hook front portion to have a vertical elongated hole, and a bolt penetrates
In the vertical elongated hole of latch hook, penetrating in spring again, be then screwed in the screwed hole of described back vent front bar rearward end, latch hook exists
Can be with folding posterior lobe upper edge interlocking under the effect of spring.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described seat pipe is by justifying
Managing, inlay pipe, little pipe and pipe clamp composition, in the pore of the pipe lower end of described seat pipe, pipe, described seat are inlayed in close-fitting socket one
The pipe of pipe and the socket place inlaying pipe together have one horizontal to perforation, the pipe of seat pipe with inlay pipe socket place to wearing
Hole penetrates little pipe and welds, and that inlays pipe lower end laterally opens a pair perforation, and the front to perforation inlaying pipe lower end horizontal has
One gap that Open Side Down.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described seat pipe lower end is even
The point and the described connecting rod that connect described connecting rod connect the point of described front-axle beam after folding, can produce described seat pipe and described connecting rod
Junction point is higher than the line of described connecting rod and described front-axle beam junction point and described seat pipe and described folded box junction point, and this allows for
Described seat pipe, described folded box create auto-lock function with the linkage folding of described front-axle beam.
Flexible handle type three folding portable bicycle the most according to claim 1, is characterized in that: described saddle and saddle
On the saddle pipe folder that pipe connects, be simultaneously connected with described in tow the frame that tows of wheel, described tows wheel by towing frame, towing axle and two PU
Wheel is constituted, and 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
Two front aperture of bar sheet metal are fastened on the saddle pipe folder of described saddle, and two rear hole towing frame two flat bar sheet metal connect
Towing axle, tow axle and be made up of a pipe and a screw rod, a pipe is lining in and tows in the middle of the opening of frame two flat bar sheet metal rear end, and
By the pore of a pipe corresponding to towing the rear hole of frame two flat bar sheet metal, more described screw rod is penetrated 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 and win on the two ends, then loosen with two
Nut is fastened to the two ends of described screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610725050.5A CN106240723B (en) | 2016-08-25 | 2016-08-25 | Flexible three folding portable bicycle of handle type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610725050.5A CN106240723B (en) | 2016-08-25 | 2016-08-25 | Flexible three folding portable bicycle of handle type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106240723A true CN106240723A (en) | 2016-12-21 |
| CN106240723B CN106240723B (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610725050.5A Active CN106240723B (en) | 2016-08-25 | 2016-08-25 | Flexible three folding portable bicycle of handle type |
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| Country | Link |
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| CN (1) | CN106240723B (en) |
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| CN106741475A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick stretching handle drag type portable bicycle |
| 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 |
| WO2020063670A1 (en) * | 2018-09-26 | 2020-04-02 | 舜日有限公司 | Main bicycle frame for foldable bicycle and foldable bicycle |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106240723B (en) | 2019-02-15 |
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Effective date of registration: 20230418 Address after: 054000 Chengdong new district, Guangzong County, Xingtai City, Hebei Province Patentee after: HEBEI JINSAIKE BICYCLE MANUFACTURING CO.,LTD. Address before: 051800 Daqing street, nangong city, Xingtai City, Hebei Province Patentee before: NANGONG JINGQIANG CONNECTING ROD Co.,Ltd. |