CN106240723B - Flexible three folding portable bicycle of handle type - Google Patents
Flexible three folding portable bicycle of handle type Download PDFInfo
- Publication number
- CN106240723B CN106240723B CN201610725050.5A CN201610725050A CN106240723B CN 106240723 B CN106240723 B CN 106240723B CN 201610725050 A CN201610725050 A CN 201610725050A CN 106240723 B CN106240723 B CN 106240723B
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- CN
- China
- Prior art keywords
- clamping piece
- hole
- handgrip
- axle beam
- folding
- Prior art date
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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
- B62K15/00—Collapsible or foldable cycles
- B62K2015/005—Collapsible or foldable cycles having additional wheels for use when folded or collapsed
Abstract
A kind of flexible three folding portable bicycle of handle type, including the handle that stretches, front fork stem, side arm, fold main part, fork after folding, seat pipe, vehicle seat, front-wheel, rear-wheel and driving mechanism, flexible handle connection front fork stem and side arm, handle stretch by left handgrip, right handgrip, upper latch fitting, lower latch fitting and knob are constituted, side arm is by rotary part, front-axle beam and interlocking mechanism are constituted, folding main part includes folded box and connecting rod, folded box and connecting rod are connect with front-axle beam respectively, fork includes rear fork front bar after folding, folder, Five-way tube, left back fork and right rear fork, rear fork front bar and folded box and folder weld, Five-way tube and folder and a left side, right rear fork welding, front-wheel is installed on front axle, rear-wheel is installed on left and right rear fork, driving 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, in particular to a kind of flexible three folding portable of handle type is voluntarily
Vehicle.
Technical background:
Have several money folding bicycles currently on the market, although the folding bicycle for having folding rate fast, due to structure and
The reasons such as construction, it is not also too convenient for carrying after folding, such as the reasons such as cannot tow.
Summary of the invention:
The invention aims to provide a kind of handlebar in a manner of the new type foldable for the handle type that stretches, the related side arm of seat pipe,
Flexible handle, front fork stem and front-wheel link the mode of folding backward, can tow after having folded --- and stretch three folding of handle type
Folded portable bicycle.The object of the present invention is achieved like this；Flexible three folding portable bicycle of handle type, including it is flexible
Handle, side arm, folds fork, seat pipe, vehicle seat, front-wheel, rear-wheel and driving mechanism after main part, folding at front fork stem, it is characterized in that:
Flexible handle includes left handgrip, right handgrip, upper latch fitting, lower latch fitting and knob, and left handgrip and right handgrip are made by the upper end of round tube
Right-angle bending forms, at left handgrip and right handgrip right-angle bending below outside be provided with threaded hole, upper latch fitting is by upper clamping piece, limit
Piece and clamping screw are constituted, and upper clamping piece is the blank of an aluminium extruded type, and respectively there are the circular hole of a upward and downward in the left and right ends of upper clamping piece,
Also it is connected with cracking for 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 is provided with one
The threaded hole of upward and downward, upper clamping piece upward and downward crack two upward and downward of left and right rearward threaded hole bottom end by two bolt twist-ons
One limit film allows limit film to be connected to the bottom side of upper clamping piece, the centre of upper clamping piece have one crack with upper clamping piece upward and downward it is vertical
Longitudinal hole, the rear end of upper clamping piece longitudinal hole connect the stop nut of a clamping screw, and left handgrip and right handgrip penetrate a upper clamping piece left side
In the circular hole of right both ends upward and downward, and the threaded hole below at left handgrip and right handgrip right-angle bending is corresponded to the bottom of upper clamping piece
Side is screwed into the threaded hole below at left handgrip and right handgrip right-angle bending, respectively by left handgrip and right handgrip with two bolts
Make the limit rotated, also, two bolts being fastened in left handgrip and right handgrip with upper clamping piece, with the bottom side for being connected to upper clamping piece
Limit film cooperation, limit when can be as left handgrip and right handgrip expansion, clamping screw penetrates in the longitudinal hole of upper clamping piece, and
It is screwed into stop nut, cracking for upper clamping piece upward and downward can be tightened by tightening clamping screw, and upper clamping piece is locked left handgrip and the right side
Hand handle, so that left handgrip and right handgrip are fixed without being able to rotate；Lower latch fitting is made of lower clamping piece and clamping screw, and lower clamping piece is one
Respectively there are the circular hole of a upward and downward in the blank of aluminium extruded type, the left and right ends of lower clamping piece front, two upward and downwards of lower clamping piece front
Cracking for upward and downward is connected on circular hole, there is the circular hole of a upward and downward in the left end in the middle part of lower clamping piece, and the centre at lower clamping piece rear portion has one
The circular hole of upward and downward, the centre of lower clamping piece front have one to crack vertical longitudinal hole with lower clamping piece front upward and downward, and lower clamping piece is vertical
The stop nut of a clamping screw is connected to the rear end in hole, the upper end of the circular hole of left end upward and downward and front fork stem connects in the middle part of lower clamping piece
It connects, front fork stem is made of round tube, cylinder and front axle, fills in cylinder in the bottom end pore of round tube, and the bottom end of round tube is to and together with circle
Column has a cross-perforating, and front axle penetrates in the bottom end of round tube and the cross-perforating of cylinder, and wins to the right out, left handgrip and right handgrip
It penetrates in the circular hole of lower clamping piece left and right ends upward and downward, clamping screw penetrates in the longitudinal hole of lower clamping piece, and is screwed into locking spiral shell
In mother, cracking for lower clamping piece upward and downward can be tightened by tightening clamping screw, lower clamping piece be locked left handgrip and right handgrip, so that left hand
It cannot be slided up and down being fixed with right handgrip, knob is connected to the top of left handgrip and right handgrip, and is located at the upper of upper clamping piece
Side；Side arm is made of rotary part, front-axle beam and interlocking mechanism, and rotary part is installed on the upward and downward circular hole among lower clamping piece rear portion
On, front-axle beam is to weld a groove profile part by the front end of metal tube to form, and the upper and lower side of groove profile part is by mutual to perforation, front-axle beam slot
Type part it is mutual rotary part is bolted to lock to being punched through, the transverse direction in the middle part of front-axle beam has one first cross-perforating, front-axle beam
There is a long hole above the first cross-perforating, front-axle beam, which is located at below the first cross-perforating, a circular hole, the rear end of front-axle beam
There is one second cross-perforating, is provided with a left side between the rear portion in front-axle beam and the first cross-perforating and the second cross-perforating positioned at front-axle beam
Oblique perforation after front right welds a small round tube in the oblique perforation at the rear portion of front-axle beam, and the top of front-axle beam front end is preceding there are also a threaded hole
The hole cylinder of interlocking mechanism is installed, interlocking mechanism is by hole cylinder, Quick Release and safety fastener structure in the first cross-perforating of beam
At Quick Release is made of fast dismounting handle, circle hook bolt, spill gasket, Quick Release spring and stop nut, and fast dismounting handle passes through riveting and circle head
Bolt rotation connection, circle hook bolt penetrate in spill gasket and Quick Release spring, and circle hook bolt penetrates the length of front-axle beam from the top down again
In hole and in the perforation of cylindrical side with holes, then penetrated in the circular hole below the first cross-perforating of front-axle beam with stop nut again,
And with circle hook bolt twist-on, safety fastener is made 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 long hole, relief spring be installed in the long hole of fast dismounting handle, and be located at stop button and
The rear of safety plate, safety bolt are fastened in the threaded 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 and safety bolt can be carried out snapping；Folding main part includes folded box and connecting rod, is folded
Box is welded by piece and seat pipe by piece by flute profile stamping, front-axle beam, and flute profile stamping is the downward metal stamping of notch, flute profile stamping
Front have one it is left front it is right after slanted apertures, the rear corner of flute profile stamping have it is one lateral to perforation, before flute profile stamping on
Welded corner joint front-axle beam leans on piece, and the lower weld seat pipe of the rear side of flute profile stamping leans on piece, and front-axle beam is rammed by a sheet metal by piece
∩ shape part, front-axle beam have a U-shaped gap by the front upper place of piece, the front of flute profile stamping it is slanting to be punched through to lock bolt with
Front-axle beam rear portion tiltedly perforate in the small round tube rotation connection welded, the front end of connecting rod is laterally worn by second to lock bolt and front-axle beam
Hole rotation connection, front-axle beam, can be by Quick Release interlockings by the U-shaped gap of the front upper place of piece；Fork includes rear fork front bar, folds after folding
Device, Five-way tube, left back fork and right rear fork, rear fork front bar are welded in the rear side of folded box, and folder is welded in the rear end of rear fork front bar,
Five-way tube is welded in the rear side of folder, and left back fork and right rear fork are welded in the rear side of Five-way tube, and folder can will fold rear fork
The left back fork and right rear fork of part are folded down the position to the right to front；Pipe, seat pipe are inlayed in socket one in the pore of seat pipe lower part
The small round tube of transverse weld one of lower part, seat pipe, which inlays pipe lower end, to be had one lateral to perforation, and seat pipe top connects an anchor ear, seat pipe
For lateral small round tube by being rotatablely connected to lock bolt and folded box flute profile stamping rear corner are lateral to perforation, seat pipe lower end is horizontal
To the rear end thereof being punched through to lock bolt and connecting rod is connected, the top of seat pipe is connect by anchor ear with vehicle seat, vehicle seat
It by saddle pipe, saddle and tows wheel and constitutes, tow the rear that wheel is connected to saddle；Front-wheel is installed on front axle, and rear-wheel is installed on rear fork
Rear end, open Quick Release, seat pipe be folded down, under the action of connecting rod, side arm is inconjunction with flexible handle, front fork stem and preceding
Wheel is folded to rear position to the left downwardly together, reaches quick perfect folding effect；Driving mechanism includes axis, two songs
Handle, chain wheel, two pedals, flywheel and chain, axis are rotationally connected in Five-way tube by axis accessory, and two cranks are installed on axis
Both ends, chain wheel is fixedly connected on the crank on the right of two cranks, and flywheel is connected to the right side of rear-wheel, chain be wire-wrapped in chain wheel and
On flywheel.
The beneficial effects of the present invention are: the form of handlebar of the invention using flexible handle, so that the folding of handlebar reaches
Both most simple, and reach most effective；Flexible handle of the invention and front fork stem pass through the ingenious cooperation of aluminium extrusion, so that stretching
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 preceding
Fork has been accomplished ultimate attainment simple and has been able to cooperate most effective folding；Preceding rotating member of the invention is using groove profile part and is connected to down
The cooperation of the rotary part at folder rear portion, includes plane bearing and shock-absorbing polyurethane cylinder in rotary part, and rotating member had been both before allowing
Simply and effectively and also there is incabloc function；Vehicle frame folding is linked using folded box and connecting rod, allows seat pipe and side arm
It is inconjunction with flexible handle, front fork stem and front-wheel to link together folding, has reached the quick of vehicle frame folding and optimization；Wheel will be towed to connect
It is connected to the rear of saddle, vehicle can be towed after folding, tangible effect easy to carry is realized.
Detailed description of the invention:
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the expanded schematic diagram of the flexible handle of the present invention；
Fig. 3 is the gathering schematic diagram of the flexible handle of the present invention；
Fig. 4 is the connection schematic diagram that the present invention folds main part and side arm and seat pipe；
Fig. 5 is folding process schematic diagram of the present invention；
Fig. 6 is that present invention folding finishes figure；
In figure: 1 --- flexible handle, 2 --- front fork stem, 3 --- side arm, 4 --- folding main part, 5 --- fold rear fork
Part, 61 --- seat pipe, 62 --- vehicle seat, 71 --- front-wheel, 72 --- rear-wheel, 8 --- driving mechanism；Handle 1 wherein stretch also
Include: 11 --- left handgrip, 12 --- right handgrip, 13 --- upper latch fitting, 14 --- lower latch fitting, 15 --- knob；Side arm 3 also wraps
Include: 31 --- rotary part, 32 --- front-axle beam, 33 --- interlocking mechanism.
Specific embodiment:
According to Fig. 1, Fig. 2 and Fig. 4, flexible three folding portable bicycle of handle type, including it is flexible handle 1, preceding
Fork arm 2, folds main part 4, rear fork 5, seat pipe 61, vehicle seat 62, front-wheel 71, rear-wheel 72 and driving mechanism 8 at side arm 3；
The flexible handle 1 includes left handgrip 11, right handgrip 12, upper latch fitting 13, lower latch fitting 14 and knob 15, described
Left handgrip 11 and the right handgrip 12 are all to be formed by the upper end of round tube as right-angle bending, the left handgrip 11 and the right hand
Outside below at 12 right-angle bendings is respectively provided with a threaded hole, the threaded hole difference of the left handgrip 11 and the right handgrip 12
Corresponding to the bottom side of upper 13 upper clamping piece of latch fitting, it is straight to the left handgrip 11 and the right handgrip 12 that twist-on is distinguished with two bolts
At angular distortion in the threaded hole of lower outer, be connected to the left handgrip 11 and the right handgrip 12 bolt be located at it is described
The side of the bottom side of upper 13 upper clamping piece of latch fitting, 12 lower end of the left handgrip 11 and the right handgrip is respectively provided with a threaded hole, described
It, can be as the left handgrip 11 and the right side after left handgrip 11 and 12 lower end side threaded hole of the right handgrip are screwed into bolt
The limit that hand handle 12 and lower 14 lower clamping piece of latch fitting slide up and down.
The upper latch fitting 13 is made of upper clamping piece, limit film and clamping screw, and the upper clamping piece is an aluminium extruded type
Respectively there are the circular hole of a upward and downward in blank, the left and right ends of the upper clamping piece, go back on the circular hole of two upward and downwards of the upper clamping piece
It is connected with cracking for upward and downward, respectively there are the circular hole of a upward and downward, the upper clamping piece in upper clamping piece upward and downward left and right rearward of cracking
Upward and downward crack two upward and downward of left and right rearward circular hole in tapping at threaded hole, the upper clamping piece upward and downward cracks a left side rearward
The bottom end of the threaded hole of right two upward and downwards allows the limit film to be connected to described by limit film described in two bolt twist-ons one
The bottom side of upper clamping piece, and be located at the upper clamping piece upward and downward and crack rearward, the limit film is both ends portion with holes
Part is connected to the limit film of the upper clamping piece bottom side, be connected in the left handgrip 11 and the right handgrip 12 two
Bolt cooperation, limit when can be unfolded as the left handgrip 11 and the right handgrip 12, the centre of the upper clamping piece has
One cracks vertical longitudinal hole with the upper clamping piece upward and downward, and the rear end of the upper clamping piece longitudinal hole is connected with a counterbore, it is described on
The stop nut that a clamping screw is inlayed in the counterbore of folder, upper clamping piece upward and downward can be tightened by tightening the clamping screw
Crack, upper clamping piece is locked into left handgrip and right handgrip so that left handgrip and right handgrip are fixed without being able to rotate, the locking
Bolt is by bolt and screws handle and is formed by connecting, and the clamping screw further includes having stop nut.
The lower latch fitting 14 is made of lower clamping piece and clamping screw, and the lower clamping piece is the blank of an aluminium extruded type,
Respectively there are the circular hole of a upward and downward in the left and right ends of the lower clamping piece front, go back on the circular hole of two upward and downwards of the lower clamping piece front
It is connected with cracking for upward and downward, there is the circular hole of a upward and downward in the left end in the middle part of the lower clamping piece, and left end is upper in the middle part of the lower clamping piece
Lower corresponding with the round tube diameter close-fitting of the front fork stem 2 to circular hole, the front fork stem 2 is made of round tube, cylinder and front axle, round tube
Bottom end pore in fill in cylinder, there is a cross-perforating in the bottom end of round tube to and together with cylinder, front axle penetrate round tube bottom end and
It wins out in the cross-perforating of cylinder and to the right, the upward and downward circular hole and 2 round tube of front fork stem of left end in the middle part of the lower clamping piece
There are the circular hole of a upward and downward in the socket of upper end close-fitting, the centre at the lower clamping piece rear portion, and there are one and lower folder in the centre of the lower clamping piece
Part upward and downward cracks vertical longitudinal hole, and the rear end of the lower clamping piece longitudinal hole is connected with the stop nut of a clamping screw,
The left handgrip 11 and the right handgrip 12 penetrate in the circular hole of lower clamping piece left and right ends upward and downward, the locking
Bolt penetrates in the longitudinal hole of the lower clamping piece, and is screwed into stop nut, and lower clamping piece can be tightened by tightening the clamping screw
Upward and downward cracks, by the lower clamping piece locking left handgrip 11 and the right handgrip 12, so that the left hand
11 and the right handgrip 12 are fixed and cannot be slided up and down.
The knob 15 is a plastic part, and two lower ends of the knob 15 are respectively connected with the circle of a upward and downward, the knob
The aperture of 15 two circle collar aperture is corresponding with the outer diameter of the left handgrip 11 and the right handgrip 12, and the top of the knob 15 is
Two collar aperture of the handle of one knob, the knob 15 are socketed on respectively under 12 knee of the left handgrip 11 and the right handgrip
Side, the knob 15 are located at the top of the upper clamping piece.
The side arm 3 includes rotary part 31, front-axle beam 32 and interlocking mechanism 33, before the rotary part 31 includes
Central siphon, two zanjon bearings, a plane bearing and there is 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 are pressed into the upward and downward circular hole among the lower clamping piece rear portion, and two zanjon bearings are inlayed respectively
In the counterbore of front axle tube upper and lower side, plane bearing is lining on the zanjon bearing of the front axle tube upper end, then by the poly- ammonia of shock-absorbing
Ester cylinder is put on plane bearing, the axial direction of shock-absorbing polyurethane cylinder has a hole, and by the inner hole of two zanjon bearings, plane bearing
The hole of axis hole and shock-absorbing polyurethane cylinder, corresponding to two sides above and below the 32 groove profile part of front-axle beam front end it is mutual to perforation, use
The rotating member is connect by lock bolt with the groove profile part of the front-axle beam, the front-axle beam 32 is by metal oval pipe welding groove
Type part forms, and groove profile part is the component being stamped to form by a sheet metal, the upper and lower side of groove profile part have it is mutual to perforation, it is described
The transverse direction at 32 middle part of front-axle beam has one first cross-perforating, has a long hole above 32 first cross-perforating of front-axle beam, before described
There is a circular hole below 32 first cross-perforating of beam, there is one second cross-perforating in the rear end of the front-axle beam 32, after the front-axle beam 32
Holding below the second cross-perforating has the gap of an opening backward, the rear portion of the front-axle beam 32 and the first transverse direction for being located at front-axle beam 32
Oblique perforation after being provided with a left front right side between perforation and the second cross-perforating, the rear portion of the front-axle beam 32 is located at the first cross-perforating
And a small round tube is welded in the second oblique perforation between cross-perforating, there are also a threaded holes for the top of 32 front of front-axle beam.
The hole cylinder of the interlocking mechanism 33, the interlocking machine are installed in the first cross-perforating of the front-axle beam 32
Structure 33, including hole cylinder, Quick Release and safety fastener, the hole cylinder are that metal cylinder circle side is provided with a radial direction
Perforation, the centre at the hole cylinder both ends are provided with an axial threaded hole, and the hole cylinder is penetrated in the front-axle beam
The first cross-perforating in, and each one bolt of the twist-on positioning in the threaded hole at the hole cylinder both ends, described unpacks fastly
Including fast dismounting handle, circle hook bolt, spill gasket, Quick Release spring and stop nut, fast dismounting handle is that one of a trigger piece is connected with
There is mutual eccentric orfice on two disks arranged side by side, two disks arranged side by side, there is a long hole, the Quick Release on the trigger piece of the fast dismounting handle
Eccentric orfice on two disk of handle is rotatablely connected by the collar aperture of rivet and circle hook bolt, and circle hook bolt penetrates spill gasket and Quick Release
In spring, the long hole of the front-axle beam 32 is penetrated from the top down again neutralize in the perforation of the hole cylinder side, then with locking spiral shell
Mother penetrates in the circular hole below 32 first cross-perforating of front-axle beam, and with circle hook bolt twist-on.
The safety fastener is made of stop button, safety plate, relief spring and safety bolt, and stop button is by plastics system
At, stop button bottom surface square tube convex under having, under convex square tube bottom end have a upward twist-on hole, safety plate is a front end with circle
There are the perforation of a upward and downward in the plastic part of nock, the centre of the safety plate, and the top of the safety plate upward and downward perforation has one
Squared counter bore, the squared counter bore of the safety plate is corresponding with square tube convex under the stop button bottom surface, the stop button bottom surface
Under convex square tube penetrate the front end in the long hole of the fast dismounting handle and being located at the fast dismounting handle long hole from the top down, will insure
Spring is pressed into the long hole of the fast dismounting handle, and the front end of relief spring head on square tube convex under the stop button bottom surface, after
End heads on the rear end of the fast dismounting handle long hole, then corresponds to the squared counter bore of the safety plate convex under the stop button bottom surface
Square tube, penetrated in the perforation of the safety plate upward and downward from bottom to top with a flat base tap bolt, and be fastened to the insurance
Under button bottom surface in the twist-on hole of convex square tube, the safety plate and the stop button are slidably connected in the long hole of the fast dismounting handle
Meanwhile being positioned at relief spring together in the long hole of the fast dismounting handle, safety bolt is the bolt of a cup head, safety bolt
It is fastened in the threaded hole of the front-axle beam 32, the arc opening of the 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.
The folding main part 4, including folded box and connecting rod, the folded box lean on piece and seat by flute profile stamping, front-axle beam
Pipe is welded by piece, and the flute profile stamping is the downward metal stamping of notch, and the flute profile stamping is in longitudinally disposed, institute
There are the slanted apertures behind a left front right side in the front for stating flute profile stamping two sides, and the rear corner of flute profile stamping two sides has a cross
To perforation, the preceding upper welded corner joint front-axle beam of the flute profile stamping leans on piece, the lower weld seat pipe of the rear side of the flute profile stamping
By piece, the front-axle beam is by the rammed ∩ shape part of a sheet metal by piece, and the front-axle beam is outside by two lower ends of the ∩ shape of piece
Side bending, the front-axle beam is by the both ends of the ∩ shape bending outward of piece and the preceding upper welded corner joint of the flute profile stamping, the front-axle beam
There is a U-shaped gap by the front upper place of piece, the seat pipe is the curved sheet metal of corrugate by piece, and the seat pipe leans on the middle part of piece
With circular arc spill, the seat pipe leans on the circular arc spill of piece, and corresponding with the caliber that the seat pipe inlays pipe, the connecting rod is
One both ends are all connected with the component of an oscillating bearing, the front of flute profile stamping two sides laterally to being punched through to lock bolt
Be rotatablely connected with the small round tube at the rear portion of the front-axle beam 32, the inner hole of the oscillating bearing of the connecting rod front end by lock bolt with
Second cross-perforating of the front-axle beam 32 is rotatablely connected.
Fork 5 includes rear fork front bar, folder, Five-way tube, left back fork and right rear fork, the rear fork after the folding
Front bar is the pipe fitting cut by metal tube, there is a threaded hole on the upside of rear fork front bar rear end, the rear fork front bar
Front end and the trailing flank of folded box are welded, and the rear end of the rear fork front bar and the frontal lobe of the folder weld, the folding
Device is made of leaf, latch hook and shock-absorbing polyurethane block after folding frontal lobe, folding, and folding frontal lobe is rushed by the middle part of sheet metal and lower part
Opening groove profile backward, the groove profile of the rammed opening in top backward being pressed into fold the left and right two of frontal lobe opening groove profile backward
The lower end of side have it is left front it is right after oblique perforation, folding frontal lobe opening has at left and right sides of groove profile forward mutual to perforation, folds
There are also two threaded holes, shock-absorbing polyurethane block is connect by two bolts with folding frontal lobe at the middle part of frontal lobe opening groove profile bottom surface backward,
Leaf is by the rammed groove profile for opening forward of sheet metal after folding, and there is the left front right side in the lower end of the left and right sides of leaf groove profile after folding
Oblique perforation afterwards, the oblique perforation after folding behind the left front right side of leaf is corresponding with the tiltedly perforation behind the left front right side of folding frontal lobe, leaf after folding
It is welded in the leading flank of Five-way tube, being tiltedly punched through to lock bolt and after folding the left front right side of frontal lobe behind the left front right side of leaf after folding
Oblique rotation connection of perforating, by being open to lock bolt and folding frontal lobe, groove profile forward is mutual to turn perforation to the lateral collar aperture of latch hook
Dynamic connection, latch hook are the sliced pieces of an aluminium extruded type, and the collar aperture with a transverse direction in the middle part of latch hook, there is a hook-type in the rear end of latch hook, locks
Hook front is provided with a vertical long hole, and a bolt is penetrated in the vertical long hole of latch hook, penetrated into spring again, is then screwed into institute
In the threaded hole for stating rear fork front bar rear end, latch hook under the action of the spring can be with leaf upper edge interlocking after folding.
The left back fork and the right rear fork are to pass through twice bending by two metal tubes to form, the left back fork
U-shaped gap backward, the front end and five of the left back fork and the right rear fork are flattened and are provided with the rear end of the right rear fork
It welds the trailing flank of siphunculus.
The seat pipe 61 by round tube, inlay pipe, small round tube and pipe clamp and constitute, the pore of the round tube lower end of the seat pipe 61
Pipe is inlayed in middle close-fitting socket one, the round tube of the seat pipe 61 be provided with the socket place for inlaying pipe together with a transverse direction to perforation, seat
The round tube of pipe 61 with inlay small round tube is penetrated to perforation and welding for pipe socket place, the transverse direction for inlaying pipe lower end opens a pair of of perforation,
Inlay pipe lower end it is lateral to there is a gap that Open Side Down in front of perforation, the small round tube of the seat pipe 61 passes through to lock bolt
With being rotatablely connected to perforation for the folded box flute profile stamping rear corner transverse direction, the top of the seat pipe 61 connects an anchor ear, institute
It states seat pipe 61 and inlays the lateral inner hole rotation to being punched through to lock bolt, with the oscillating bearing of the rod rear end in pipe lower end
Connection, the point that the point that 61 lower end of seat pipe connects the connecting rod connects the front-axle beam 32 with the connecting rod after folding, can produce
The raw seat pipe 61 and the tie point of the connecting rod are higher than the connecting rod and 32 tie point of front-axle beam and the seat pipe 61 and institute
The line of folded box tie point is stated, this allows for the seat pipe 61, the folded box and front-axle beam linkage and folds and produce certainly
Lock function.
The vehicle seat 62 is by saddle pipe, saddle and tows wheel and constitutes, and the top of the seat pipe 61 passes through anchor ear and described
Saddle pipe is fixedly connected, and the frame that tows of wheel is towed on the saddle pipe folder that the saddle is connect with saddle pipe, while described in connection, described drags
Row wheel by tow frame, tow axis and two PU wheel constitute, towing frame is all to be passed through twice bending by two flat bar sheet metals and passed through
Front and back end punching forms, and two front apertures for towing two flat bar sheet metal of frame are fastened on the saddle pipe folder of the saddle, tows frame
The two rear holes connection of two flat bar sheet metals tows axis, tows axis and is made of a round tube and a screw rod, a round tube, which is lining in, tows frame
In the opening of two flat bar sheet metal rear ends, and the pore of a round tube is corresponded to the rear hole for towing two flat bar sheet metal of frame, then
The screw rod is penetrated and both ends are won out, the screw rod is that both ends are provided with externally threaded screw rod, and two PU wheel is socketed on described
Screw rod is won on both ends out, then loosens the both ends that nut is fastened to the screw rod with two, and the PU wheel is the PU of plastic wheel hub
Wheel, the centre of PU wheel two sides respectively inlay a deep groove ball bearing, are also lined with one between two deep groove ball bearings of the PU wheel
Lining ring.
The front-wheel 71 is 12 inches of inflated wheel, and the front-wheel 71 is installed on the front axle of the front fork stem 2, institute
The rear-wheel 72 stated connect with the left back fork and the U-shaped gap of the right rear fork rear end, and the rear-wheel 72 is 12 inches and fills
Turbine.
The driving mechanism 8 includes axis, crank, chain wheel, pedal, flywheel and chain, and the axis passes through axis
Accessory is rotationally connected in the Five-way tube of the rear fork 5, and crank described in two is installed on the both ends of the axis, the tooth
Disk is fixedly connected on the right crank of two cranks, and the flywheel is connected to the right side of the rear-wheel 72, the chain
Item is wire-wrapped on the chain wheel and the flywheel.
Claims (8)
1. a kind of flexible three folding portable bicycle of handle type, including flexible handle, front fork stem, side arm, folding main part, folding
Fork, seat pipe, vehicle seat, front-wheel, rear-wheel and driving mechanism afterwards, it is characterized in that: flexible handle includes left handgrip, right handgrip, locking
Part, lower latch fitting and knob, left handgrip and right handgrip are to be formed by the upper end of round tube as right-angle bending, left handgrip and right handgrip right angle
Outside below knee is provided with threaded hole, and upper latch fitting is made of upper clamping piece, limit film and clamping screw, the left and right two of upper clamping piece
Respectively there is the circular hole of a upward and downward at end, is connected with cracking for upward and downward on the circular hole of two upward and downwards of upper clamping piece, upper clamping piece upward and downward is opened
Seam left and right rearward is respectively provided with the threaded hole of a upward and downward, and upper clamping piece upward and downward cracks the threaded hole of two upward and downward of left and right rearward
Bottom end by two bolt twist-ons, one limit film, allow limit film to be connected to the bottom side of upper clamping piece, the centre of upper clamping piece have one with it is upper
Folder 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 handgrip
It is penetrated with right handgrip in the circular hole of upper clamping piece left and right ends upward and downward, and by the spiral shell below at left handgrip and right handgrip right-angle bending
Pit corresponds to the bottom side of upper clamping piece, is screwed into the threaded hole below at left handgrip and right handgrip right-angle bending respectively with two bolts
In, left handgrip and right handgrip and upper clamping piece are made into the limit rotated, clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into
In stop nut, cracking for upper clamping piece upward and downward can be tightened by tightening clamping screw；Lower latch fitting is made of lower clamping piece and clamping screw,
Respectively there are the circular hole of a upward and downward in the left and right ends of lower clamping piece front, are connected with upward and downward on the circular hole of two upward and downwards of lower clamping piece front
Crack, there is the circular hole of a upward and downward in the left end in the middle part of lower clamping piece, and there are the circular hole of a upward and downward, lower folder in the centre at lower clamping piece rear portion
The centre of part front has one to crack vertical longitudinal hole with lower clamping piece front upward and downward, one lock of rear end connection of lower clamping piece longitudinal hole
The stop nut of tight bolt, the circular hole of lower clamping piece middle part left end upward and downward and the upper end of front fork stem connect, and front fork stem is by round tube, circle
Column and front axle are constituted, and fill in cylinder in the bottom end pore of round tube, and there are a cross-perforating, front axle in the bottom end of round tube to and together with cylinder
It penetrates in the bottom end of round tube and the cross-perforating of cylinder, and wins to the right out, left handgrip and right handgrip penetrate lower clamping piece left and right ends
In the circular hole of upward and downward, clamping screw is penetrated in the longitudinal hole of lower clamping piece, and is screwed into stop nut, and clamping screw energy is tightened
Tightening lower clamping piece upward and downward cracks, and lower clamping piece is locked left handgrip and right handgrip, and knob is connected to left handgrip and right handgrip
Top, and it is located at the top of upper clamping piece；Side arm is made of rotary part, front-axle beam and interlocking mechanism, and rotary part is installed on lower folder
On upward and downward circular hole among part rear portion, front-axle beam is to weld a groove profile part by the front end of metal tube to form, the upper and lower sides of groove profile part
Face by mutual to perforation, front-axle beam groove profile part it is mutual rotary part is bolted to lock to being punched through, the cross in the middle part of front-axle beam
To there is one first cross-perforating, front-axle beam, which is located above the first cross-perforating, a long hole, and front-axle beam is located at the first cross-perforating
There is a circular hole in lower section, and there is one second cross-perforating in the rear end of front-axle beam, the rear portion in front-axle beam and the first cross-perforating positioned at front-axle beam
And second be provided between cross-perforating it is left front it is right after oblique perforation, one small round tube of welding in the oblique perforation at the rear portion of front-axle beam, front-axle beam
Have a threaded hole above front end, the hole cylinder of interlocking mechanism be installed in the first cross-perforating of front-axle beam, interlocking mechanism by
Hole cylinder, Quick Release and safety fastener are constituted, and Quick Release is by fast dismounting handle, circle hook bolt, spill gasket, Quick Release spring and stop nut structure
At fast dismounting handle is penetrated in spill gasket and Quick Release spring by riveting and circle hook bolt rotation connection, circle hook bolt, encloses hook bolt
It is penetrated from the top down in the long hole of front-axle beam and in the perforation of cylindrical side with holes again, then penetrates front-axle beam first with stop nut again
In circular hole below cross-perforating, and with circle hook bolt twist-on, safety fastener by stop button, safety plate, relief spring and insurance spiral shell
Bolt composition, stop button and safety plate are bolted to the front end of fast dismounting handle long hole, and relief spring is installed on fast dismounting handle
In long hole, and it is located at the rear of stop button and safety plate, safety bolt is fastened in the threaded 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 and safety bolt can be carried out snapping；Fold main part
Including folded box and connecting rod, folded box is welded by piece and seat pipe by piece by flute profile stamping, front-axle beam, flute profile stamping be notch to
Under metal stamping, the front of flute profile stamping have one it is left front it is right after slanted apertures, the rear corner of flute profile stamping has one lateral
To perforation, the preceding upper welded corner joint front-axle beam of flute profile stamping leans on piece, and the lower weld seat pipe of the rear side of flute profile stamping leans on piece, and front-axle beam leans on piece
By the rammed ∩ shape part of a sheet metal, front-axle beam has a U-shaped gap by the front upper place of piece, the front of flute profile stamping it is slanting
To be punched through to lock bolt and front-axle beam rear portion tiltedly perforate in the small round tube that welds be rotatablely connected, the front end of connecting rod passes through to locking spiral shell
The rotation connection of second cross-perforating of bolt and front-axle beam, front-axle beam, can be by Quick Release interlockings by the U-shaped gap of the front upper place of piece；After folding
Fork includes that rear fork front bar, folder, Five-way tube, left back fork and right rear fork, rear fork front bar are welded in the rear side of folded box, rear fork
Folder is welded in the rear end of front bar, and Five-way tube is welded in the rear side of folder, after left back fork and right rear fork are welded in Five-way tube
Side；Pipe is inlayed in socket one in the pore of seat pipe lower part, and the small round tube of transverse weld one of seat pipe lower part, seat pipe, which inlays pipe lower end, one
It is lateral to perforation, seat pipe top connects an anchor ear, and the small round tube of seat pipe transverse direction passes through to lock bolt and folded box flute profile stamping
Rear corner is lateral to be rotatablely connected perforation, and seat pipe lower end is lateral to connect the rear end thereof being punched through to lock bolt and connecting rod
It connects, the top of seat pipe is connect by anchor ear with vehicle seat, and vehicle seat is by saddle pipe, saddle and tows wheel and constitutes, and is towed wheel and is connected to saddle
Rear；Front-wheel is installed on front axle, and rear-wheel is installed on the rear end of rear fork；Driving mechanism includes axis, two cranks, chain wheel, bipod
Pedal, flywheel and chain, axis are rotationally connected in Five-way tube by axis accessory, two cranks are installed on the both ends of axis, chain wheel
It is fixedly connected on the crank on the right of two cranks, flywheel is connected to the right side of rear-wheel, and chain is wire-wrapped on chain wheel and flywheel；It is described
Hole cylinder be that metal cylinder circle side is provided with a radial perforation, the centre at the hole cylinder both ends is provided with an axis
To threaded hole, the hole cylinder penetrates in the first cross-perforating of the front-axle beam, and at the hole cylinder both ends
Threaded hole in the positioning of each one bolt of twist-on；The flute profile stamping is in longitudinally disposed, and the front-axle beam is under the two of the ∩ shape of piece
Bending outward is held, the front-axle beam is by the both ends of the ∩ shape bending outward of piece and the preceding upper welded corner joint of the flute profile stamping, institute
The seat pipe stated is the curved sheet metal of corrugate by piece, and the seat pipe has circular arc spill by the middle part of piece, and the seat pipe leans on piece
Circular arc spill, corresponding with the caliber for inlaying pipe of the seat pipe, the connecting rod is that a both ends are all connected with an oscillating bearing
Component.
2. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the left handgrip and institute
State right handgrip threaded hole correspond respectively to the upper latch fitting upper clamping piece bottom side, the left handgrip and the right handgrip lower end
It, can be as above and below the lower clamping piece of the left handgrip and the right handgrip and the lower latch fitting after flank threads hole is screwed into bolt
The limit of sliding is connected to the limit film of the upper clamping piece bottom side, and is connected in the left handgrip and the right handgrip
The cooperation of two bolts, limit when can be unfolded as the left handgrip and the right handgrip.
3. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the upper clamping piece is vertical
It is connected with a counterbore to the rear end in hole, the stop nut of a clamping screw, the lock are inlayed in the counterbore of the upper clamping piece
Tight bolt is by bolt and screws handle and is formed by connecting, and the clamping screw further includes having stop nut, left in the middle part of the lower clamping piece
The upward and downward circular hole at end and the round tube diameter close-fitting of the front fork stem are corresponding, the upward and downward circular hole of left end and institute in the middle part of the lower clamping piece
The upper end close-fitting socket of the round tube of front fork stem is stated, the knob is a plastic part, and two lower ends of the knob are respectively connected on one
It is lower to circle, the knob two circle collar aperture aperture it is corresponding with the outer diameter of the left handgrip and the right handgrip, the drawing
The top of hand is the handle of a knob.
4. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the rotary part
Include 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
The counterbore of rotation zanjon bearing is placed, front axle tube close-fitting is pressed into the upward and downward circular hole among the lower clamping piece rear portion, two zanjon axis
It holds and is embedded in the counterbore of front axle tube upper and lower side respectively, plane bearing is lining on the zanjon bearing of the front axle tube upper end, then will
Shock-absorbing polyurethane cylinder is put on plane bearing, and the axial direction of shock-absorbing polyurethane cylinder has a hole, and by the inner hole of two zanjon bearings,
The axis hole of plane bearing and the hole of shock-absorbing polyurethane cylinder, two sides are mutual above and below the groove profile part of the front end corresponding to the front-axle beam
To perforation, the rotary part is connect with the groove profile part of the front-axle beam with to lock bolt.
5. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the folder by
Leaf, latch hook and shock-absorbing polyurethane block are constituted after folding frontal lobe, folding, and folding frontal lobe is struck out by the middle part and lower part of sheet metal
Opening groove profile backward, the groove profile of the rammed opening in top backward, fold the frontal lobe opening left and right sides of groove profile backward
Lower end have it is left front it is right after oblique perforation, folding frontal lobe opening has at left and right sides of groove profile forward mutual to perforation, folds frontal lobe
Opening has two threaded holes in the middle part of groove profile bottom surface backward, and shock-absorbing polyurethane block is connect by two bolts with folding frontal lobe, after folding
Leaf by sheet metal rammed groove profile for opening forward, after folding the lower end of the left and right sides of leaf groove profile have it is left front it is right after it is oblique
It perforates, the oblique perforation after folding behind the left front right side of leaf is corresponding with the tiltedly perforation behind the left front right side of folding frontal lobe, the left front right side of leaf after folding
Afterwards be tiltedly punched through to lock bolt and fold frontal lobe it is left front it is right after oblique perforation rotation connection, the lateral collar aperture of latch hook passes through pair
Lock bolt and folding frontal lobe are open, and groove profile forward is mutual to be rotatablely connected to perforating, and latch hook is the sliced pieces of an aluminium extruded type, latch hook
There is a hook-type at middle part with a lateral collar aperture, the rear end of latch hook, and latch hook front is provided with a vertical long hole, and a bolt penetrates lock
It in the vertical long hole of hook, penetrates into spring, is then screwed into the threaded hole of rear fork front bar rear end, latch hook is in bullet again
It can be with leaf upper edge interlocking after folding under the action of spring.
6. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the seat pipe is by justifying
It manages, inlay pipe, small round tube and pipe clamp composition, pipe, the seat are inlayed in close-fitting socket one in the pore of the round tube lower end of the seat pipe
The round tube of pipe be provided with together with the socket place for inlaying pipe it is one lateral to perforation, the round tube of seat pipe with inlay pipe socket place to wearing
Hole penetrates small round tube and welds, and the transverse direction for inlaying pipe lower end opens a pair of of perforation, inlay pipe lower end it is lateral to having in front of perforation
One gap that Open Side Down.
7. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the seat pipe lower end connects
The point that the point for connecing the connecting rod connects the front-axle beam with the connecting rod after folding, can generate the seat pipe and the connecting rod
Tie point is higher than the line of the tie point of the connecting rod and the front-axle beam and the tie point of the seat pipe and the folded box, this is just
So that the seat pipe, the folded box and front-axle beam linkage fold and produce self-locking function.
8. flexible three folding portable bicycle of handle type according to claim 1, it is characterized in that: the saddle and saddle pipe
The frame that tows of wheel is towed on the saddle pipe folder of connection, while described in connection, described tows wheel by towing frame, towing axis and two PU wheel
It constitutes, towing frame is all to be passed through twice bending by two flat bar sheet metals and formed by front and back end punching, tows two flat bar of frame
Two front apertures of sheet metal are fastened on the saddle pipe folder of the saddle, and the two rear holes connection for towing two flat bar sheet metal of frame is dragged
Row axis tows axis and is made of a round tube and a screw rod, and a round tube, which is lining in, to be towed in the opening of two flat bar sheet metal rear end of frame, and will
The pore of one round tube, which corresponds to, tows the rear hole of two flat bar sheet metal of frame, then the screw rod is penetrated and both ends are won out, institute
The screw rod stated is that both ends are provided with externally threaded screw rod, and two PU wheel is socketed on the both ends that the screw rod is won out, then loosens spiral shell with two
Mother is fastened to the both ends of the 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 |
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| Publication Number | Publication Date |
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| CN106240723A CN106240723A (en) | 2016-12-21 |
| CN106240723B true 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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| CN (1) | CN106240723B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN208855804U (en) * | 2018-09-26 | 2019-05-14 | 舜日有限公司 | Main car frame and folding bicycle for folding bicycle |
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| CN101700799A (en) * | 2009-11-16 | 2010-05-05 | 西南交通大学 | Portable folding bicycle |
| CN103707975A (en) * | 2012-10-08 | 2014-04-09 | 吴宁 | Foldable luggage barrow capable of being unfolded to form bicycle |
| CN205396392U (en) * | 2016-02-14 | 2016-07-27 | 杭州锣卜科技有限公司 | Rotatory contraction type handle |
| CN205469630U (en) * | 2016-03-31 | 2016-08-17 | 刘飞 | Telescopic electric bicycle |
| CN206012837U (en) * | 2016-08-25 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Flexible three folding portable bicycle of handle type |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020121155A1 (en) * | 2001-03-05 | 2002-09-05 | Chun-Yi Wu | Retainer of scooter handle frame |
| JP2010254265A (en) * | 2009-04-26 | 2010-11-11 | Hisayuki Suzuki | Folding bicycle |
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- 2016-08-25 CN CN201610725050.5A patent/CN106240723B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700799A (en) * | 2009-11-16 | 2010-05-05 | 西南交通大学 | Portable folding bicycle |
| CN103707975A (en) * | 2012-10-08 | 2014-04-09 | 吴宁 | Foldable luggage barrow capable of being unfolded to form bicycle |
| CN205396392U (en) * | 2016-02-14 | 2016-07-27 | 杭州锣卜科技有限公司 | Rotatory contraction type handle |
| CN205469630U (en) * | 2016-03-31 | 2016-08-17 | 刘飞 | Telescopic electric bicycle |
| CN206012837U (en) * | 2016-08-25 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Flexible three folding portable bicycle of handle type |
Also Published As
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|---|---|
| CN106240723A (en) | 2016-12-21 |
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Effective date of registration: 20190103 Address after: 054600 Guangzong County Economic Development Zone, Xingtai City, Hebei Province Applicant after: China Alton Technology Co.,Ltd. Address before: 215421 Songnan Industrial Park, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Applicant before: TAICANG CHEZHONGBAO LEISURE ARTICLES Co.,Ltd. Applicant before: Pang Mingfang |
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Effective date of registration: 20201112 Address after: 051800 Daqing street, Nangong, Hebei, Xingtai Patentee after: NANGONG JINGQIANG CONNECTING ROD Co.,Ltd. Address before: 054600 Guangzong County Economic Development Zone, Xingtai City, Hebei Province Patentee before: China Alton Technology Co.,Ltd. |
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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. |
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