CN106043568A - Folding bicycle with telescopic handlebar and overlapping front and rear wheels - Google Patents
Folding bicycle with telescopic handlebar and overlapping front and rear wheels Download PDFInfo
- Publication number
- CN106043568A CN106043568A CN201610701384.9A CN201610701384A CN106043568A CN 106043568 A CN106043568 A CN 106043568A CN 201610701384 A CN201610701384 A CN 201610701384A CN 106043568 A CN106043568 A CN 106043568A
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- Prior art keywords
- clamping piece
- hole
- pipe
- folding
- rear end
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- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 239000011148 porous material Substances 0.000 claims description 50
- 238000005452 bending Methods 0.000 claims description 20
- 210000001652 frontal lobe Anatomy 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 239000004411 aluminium Substances 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 238000005336 cracking Methods 0.000 claims description 10
- 229920002635 polyurethane Polymers 0.000 claims description 9
- 239000004814 polyurethane Substances 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- 229910000639 Spring steel Inorganic materials 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000003801 milling Methods 0.000 claims 1
- 238000005096 rolling process Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
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
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J1/00—Saddles or other seats for cycles; Arrangement thereof; Component parts
- B62J1/08—Frames for saddles; Connections between saddle frames and seat pillars; Seat pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K21/00—Steering devices
- B62K21/12—Handlebars; Handlebar stems
- B62K21/16—Handlebars; Handlebar stems having adjustable parts therein
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention discloses a folding bicycle with a telescopic handlebar and overlapping front and rear wheels. The folding bicycle comprises the telescopic rolling handlebar, a front fork rod, a front frame, a middle beam, a rear fork component, a saddle, the front wheel, the rear wheel and a driving mechanism. The telescopic rolling handlebar is connected with the front fork rod and the front frame and comprises a left handlebar, a right handlebar, an upper lock component, a lower lock component and a handle, the front frame comprises a rotary component and a front connecting piece, the middle beam comprises a beam tube, two inner plug blocks, a front slotted component, a rear slotted component and a bicycle body folder which are connected with one another, the rear fork component comprises a corrugated curved tube, a five-way tube, an inner plug block and an inner plug which are connected with one another, the saddle comprises a saddle tube, a locking component, a connecting rod, a saddle and a folding and positioning hook which are connected with one another, the front wheel is mounted on a front axle, the rear wheel is mounted on a rear axle, and the driving mechanism comprises a bottom bracket, two cranks, a chain wheel, two pedals, a free wheel and a chain and is connected into the five-way tube and onto the rear wheel.
Description
Technical field:
The present invention relates to a kind of folding portable bicycle, fold certainly particularly to a kind of stretching handle type front and back wheel superposed type
Driving.
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, the effect after folding is the most obvious.
Summary of the invention:
The invention aims to provide a kind of backgear ratio front-wheel big, handlebar in the new type foldable mode of flexible handle type,
Vehicle seat folds the mode folded with side arm linkage, then rear fork related trailing wheel collapsed forward, before the trailing wheel after folding can be stacked in
Stretching handle type front and back wheel superposed type folding bicycle on wheel.The object of the present invention is achieved like this；Before stretching handle type
Trailing wheel superposed type folding bicycle, including flexible handle, front fork stem, side arm, central sill, rear fork, vehicle seat, front-wheel, trailing wheel with drive
Motivation structure, is characterized in that: flexible handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle, left hand handle and right handgrip
To be formed as right-angle bending by the upper end of pipe, left hand with right handgrip right-angle bending at below outside have screwed hole, on
Latch fitting is made up of upper clamping piece, banking stop and clamping screw, and upper clamping piece is the blank of an aluminium extruded type, and the two ends, left and right of upper clamping piece are each
Having the circular hole of a upward and downward, the circular hole of two upward and downwards of upper clamping piece is also connected with cracking of upward and downward, upper clamping piece upward and downward cracks
Left and right rearward respectively has the screwed hole of a upward and downward, the screwed hole of left and right two upward and downward that upper clamping piece upward and downward cracks rearward
Bottom pass through two bolt twist-on one banking stops, allow banking stop be connected to the bottom side of upper clamping piece, the centre of upper clamping piece have one with upper folder
Part upward and downward cracks vertical longitudinal hole, and the rear end of upper clamping piece longitudinal hole connects the stop nut of a clamping screw, left hand handle and
Right handgrip penetrates in the circular hole of two ends, upper clamping piece left and right upward and downward, and by left hand with right handgrip right-angle bending at below screw thread
Hole corresponding to the bottom side of upper clamping piece, with two bolts be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole
In, by left hand spacing with what right handgrip and upper clamping piece were made to rotate, and, be fastened to left hand with two bolts on right handgrip,
Coordinate with the banking stop of the bottom side being connected to upper clamping piece, can be as spacing when launching with right handgrip of left hand, clamping screw is worn
Enter in the longitudinal hole of upper clamping piece, and be screwed in stop nut, tighten clamping screw and can tighten up cracking of upper clamping piece upward and downward, will
Upper clamping piece locking left hand handle and right handgrip so that left hand handle and right handgrip are fixed and can not be rotated；Lower latch fitting is by lower clamping piece and lock
Tight bolt is constituted, and lower clamping piece is the blank of an aluminium extruded type, and the two ends, left and right of lower clamping piece front portion are respectively arranged with the circular hole of a upward and downward, under
Being connected with cracking of upward and downward on the circular hole of two upward and downwards that folder is anterior, there is the circular hole of a upward and downward at the middle part on the right of lower clamping piece,
Rear end on the right of lower clamping piece has the circular hole of a upward and downward, the centre of lower clamping piece front portion to have one to crack vertical with lower clamping piece front portion upward and downward
Straight longitudinal hole, the rear end of lower clamping piece longitudinal hole connects the stop nut of a clamping screw, the middle part upward and downward on the right of lower clamping piece
Circular hole be connected with the upper end of front fork stem, front fork stem is made up of pipe, cylinder and front axle, fills in circle in the bottom pore of pipe
Post, the bottom of pipe to and have a cross-perforating together with cylinder, front axle penetrates in the bottom of pipe and the cross-perforating of cylinder, and
Winning to the left, left hand is in the circular hole penetrating two ends, lower clamping piece left and right upward and downward with right handgrip, and clamping screw penetrates lower clamping piece
In longitudinal hole, and it is screwed in stop nut, tightens 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 handle and right handgrip are fixed and can not be slided up and down, handle is connected to left hand handle and right handgrip
Top, and be positioned at the top of upper clamping piece；Side arm is made up of rotary part and front even part, and rotary part is installed on the right of lower clamping piece
On the upward and downward circular hole of rear end, front even part is the slice processing part of aluminium extruded type, and the front end of front even part is grooved, front even part grooved
Up and down both sides have mutual to perforation, and the upper and lower of front even part rear end is respectively arranged with a cross-perforating, front even part grooved mutual to wearing
Hole is by connecting rotary part to lock bolt；Central sill includes beam pipe, chock, front slotware, rear slotware and vehicle body folder, beam in two
Pipe is made up of level metal rectangular pipe, and in the pore of beam pipe front and back end, close-fitting fills in interior chock, and interior chock is to be respectively arranged with a longitudinal spiral shell up and down
The parts of pit, the chock being positioned in the pore of beam pipe front end by two bolts connect before slotwares, front slotware be opening forward
Grooved part, the lower end of the front slotware left and right sides has mutual to perforation, and the left and right sides of beam pipe rear end is inconjunction with and is positioned at beam pipe
Interior chock in the pore of rear end has several cross-perforating together, and rear slotware is opening grooved part forward, on rear side of rear slotware
It is mutual to perforation, the both sides about rear slotware bottom that the bottom in face has an opening, the anterior angle of the left and right sides, rear slotware top to have
Having several mutual to perforation, both sides about rear slotware bottom are several mutual to being punched through rivet and beam pipe rear end
Several cross-perforatings rivet, and vehicle body folder is constituted, after being positioned at level metal rectangular pipe by folding frontal lobe, folding posterior lobe and folding snap close
End pore in interior chock by two bolts connect fold frontal lobes, the front slotware left and right sides mutual to be punched through to lock spiral shell
Bolt is rotationally connected with the front cross-perforating connected below part rear end；Rear fork by wavy swan-neck, Five-way tube, interior chock, Nei Sai and
Rear axle is constituted, and wavy swan-neck is the parts being pressed into wavy bending by the middle part of level metal rectangular pipe, wavy swan-neck rear end
The left and right sides has a cross-perforating, respectively has a vertical hole before and after wavy swan-neck underside of forward face, and Five-way tube is aluminium extruded
The cut-out workpiece of section bar, laterally has First Five-Year Plan rodding eye in the middle part of Five-way tube, and Five-way tube respectively has before and after being positioned at five-way pore
One vertically bores a hole, before and after the cooperation being vertically punched through two pairs of bolt and nuts before and after Five-way tube, with wavy swan-neck downside
Vertical hole fixing connect, interior chock close-fitting is filled in the pore of wavy swan-neck front end, and interior plug is that middle part is with cross-perforating
Nylon rectangular block, chock off is joined in the pore filling in wavy swan-neck rear end, and is made to be positioned in the pore of wavy swan-neck rear end
The cross-perforating of interior plug is corresponding to the cross-perforating of wavy swan-neck rear end, and rear axle close-fitting is connected to the horizontal stroke of wavy swan-neck rear end
In perforation neutralizes in the pore of wavy swan-neck rear end in the cross-perforating of plug, and win to the left, fold posterior lobe by two bolts
Fix with the interior chock twist-on in the pore of wavy swan-neck front end, fold posterior lobe by lock bolt is rotated even with folding frontal lobe
Connect, fold snap close and be connected to fold on posterior lobe, fold snap close can with fold frontal lobe interlocking, fold posterior lobe can be inconjunction with rear fork to
Left front folds；Vehicle seat includes seat pipe, lock-connecting piece, connecting rod, saddle and folding location hook, seat pipe by rectangle seat pipe, upper plug member, under
Plug member and circle saddle pipe are constituted, and rectangle seat pipe is that the upper end by a rectangular tube bends to the left and forms, rectangle seat pipe lower end upper and lower
Respectively having a cross-perforating, the trailing flank of rectangle seat pipe lower end has an elongated hole, and in the pore of rectangle seat pipe upper end, close-fitting is filled in
Upper plug member, in the pore of rectangle seat pipe lower end, close-fitting fills in lower plug member, and the cross-perforating making lower plug member upper and lower corresponds to rectangle
The cross-perforating that seat pipe lower end is upper and lower, makes lower plug member fluting backward corresponding to the elongated hole of the rear side of rectangle seat pipe lower end, circle saddle
Pipe is connected by two bolts and upper plug member are fixing, and the lower cross-perforating of seat pipe lower end is by lock bolt and the rear slotware left and right sides
Front upper mutual be rotationally connected perforation in angle, slides in the elongated hole of rectangle seat pipe lower end trailing flank and in lower plug member fluting backward
Connecting lock-connecting piece, lock-connecting piece can be with the upper edge interlocking of rear slotware trailing flank, and the upper cross-perforating of seat pipe lower end is rotationally connected even
The rear end of bar, connecting rod is to be pressed into the parts of right-angle bending by two ends before and after a metal round steel, right-angle bending before and after connecting rod
Respectively having a screwed hole at two-end-point, the front end of connecting rod is rotationally connected with the front cross-perforating connected above part rear end, and saddle connects
On circle saddle pipe, fold location hook and be connected to the right flank of beam pipe front end；Front-wheel is installed on front axle, and trailing wheel is installed on rear axle, beats
Unblank fitting, and by vehicle seat collapsed forward, under the effect of connecting rod, vehicle seat is inconjunction with side arm, flexible handle, front fork stem and front-wheel
Together to the lower section of central sill fold, then after fork be inconjunction with trailing wheel to left front fold, trailing wheel is covered on front-wheel, reaches
Perfect folding effect, and under the effect folding location hook seat pipe, by vehicle seat, side arm, flexible handle, front fork stem and central sill one
Rise and be fixed on folded state；Drive mechanism includes axis, two cranks, chain wheel, two pedals, flywheel and chain, and central axis connects
In Five-way tube, two cranks are installed on the two ends of axis, and 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 is wire-wrapped on chain wheel and flywheel.
The invention has the beneficial effects as follows: the present invention ingenious cooperation by profile piece so that whole vehicle frame does not all have electric welding
Welding, represents a kind of new trend of the manufacturing process of bicycle；The handlebar of the present invention uses the form of flexible handle so that car
Folding reach the simplest, and reach most effective；Front fork stem is connected to the upward and downward circular hole at the middle part on the right of lower clamping piece
In, the upward and downward circular hole of the rear end on the right of lower clamping piece connects rotary part, and central sill is positioned at position to the right so that after after folding
Wheel can be between the angle of saddle and left hand handle and be covered on front-wheel, and folding is more efficient to make the present invention accomplish；This
Bright front tumbler uses side arm and the cooperation of the rotary part of the rear end being connected on the right of lower clamping piece, includes in rotary part
Plane bearing and shock-absorbing polyurethane cylinder, make front tumbler both simple and effective and also have incabloc function；Under seat pipe lower end
Cross-perforating is rotationally connected with rear slotware, and the upper cross-perforating of seat pipe lower end is connected with the rear end thereof of connecting rod so that linkage knot
Structure has also been accomplished ultimate attainment simple.
Accompanying drawing illustrates:
Fig. 1 is present configuration schematic diagram；
Fig. 2 is that the present invention stretches the expansion schematic diagram of handle；
Fig. 3 is that the present invention stretches the gathering schematic diagram of handle；
Fig. 4 is folding process schematic diagram of the present invention；
Fig. 5 is that the present invention folds complete figure；
In figure: 1 stretches handle, 2 front fork stems, 3 side arms, 4 central sills, fork after 5,6
Vehicle seat, 71 front-wheels, 72 trailing wheels, 8 drive mechanisms；The handle 1 that wherein stretches also includes: 11 left hand handles,
12 right handgrips, latch fitting on 13,14 times latch fittings, 15 handles；Vehicle seat 6 also includes: vehicle seat 6 also includes:
61 seat pipe, 62 lock-connecting pieces, 63 connecting rods, 64 saddles, 65 fold location hook.
Detailed description of the invention:
According to Fig. 1, described stretching handle type front and back wheel superposed type folding bicycle, including flexible handle 1, front fork stem 2, front
Frame 3, central sill 4, rear fork 5, vehicle seat 6, front-wheel 71, trailing wheel 72 and drive mechanism system 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 middle part on the right of described lower clamping piece has the circular hole of a upward and downward, the rear end on the right of described lower clamping piece to have
The circular hole of one upward and downward, in the middle part of described lower clamping piece, the upward and downward circular hole on the right is corresponding with the pipe close-fitting of described front fork stem 2, described
Front fork stem 2 be made up of pipe, cylinder and front axle, the bottom pore of pipe fills in cylinder, 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 left, in the middle part of described lower clamping piece
The upper end close-fitting socket of upward and downward circular hole and described front fork stem 2 pipe on the right, have in the middle of described lower clamping piece one with on lower clamping piece
Lower to the vertical longitudinal hole that cracks, the rear end of described lower clamping piece longitudinal hole is connected with the stop nut of clamping screw described in, described
Left hand 11 and described right handgrip 12 are penetrated in the circular hole of two ends, described lower clamping piece left and right upward and downward, described clamping screw
Penetrating in the longitudinal hole of described lower clamping piece, and be screwed in stop nut, tightening described clamping screw, to tighten up lower clamping piece upper and lower
To crack, by the left hand described in described lower clamping piece locking 11 and described right handgrip 12 so that described left hand is 11
Fix with described right handgrip 12 and can not slide up and down.
Described handle 15 is a working of plastics, and two lower ends of described handle 15 are respectively connected with the circle of a upward and downward, described handle
The aperture of the two circle collar aperture of 15 is with described left hand corresponding for the external diameter of 11 and described right handgrip 12, and the top of described handle 15 is
The handle of one handle, two collar aperture of described handle 15 are socketed on described left hand respectively under 11 and described right handgrip 12 knee
Side, described handle 15 is positioned at the top of described upper clamping piece.
Described side arm 3 is made up of rotary part and front even part, and described rotary part includes front axle tube, two zanjon axles
Hold, 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 placing zanjon bearing, front
Central siphon close-fitting from bottom to top is pressed in the upward and downward circular hole of the rear end on the right of described lower clamping piece, before two zanjon bearings are embedded in respectively
In the counterbore of central siphon upper and lower side, plane bearing is lining on the zanjon bearing of described front axle tube upper end, then by shock-absorbing polyurethane cylinder
Be 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 connect before described the upper and lower two sides of grooved, part front end mutual to perforation, with to lock bolt
Described rotatable parts are connected the grooved of part are connected before described, described before connect the slice processing part that part is aluminium extruded type, described
The front end of front even part is grooved, the upper and lower of rear end is respectively arranged with a horizontal perforation, there is reinforcement at middle part, described before connect part reinforcement
Corner be respectively arranged with a circular hole, and before described, connect tapping in the circular hole of part reinforcement corner become screwed hole, described before connect part grooved
Both sides up and down have mutual to perforation, described before connect the both sides up and down of part grooved and strike out fillet, described before connect part also
Including both sides sheet, limit sheet is by the rectangular patch of plastic injection, and the corner of limit sheet rectangle is respectively arranged with a hole, sheet rectangle corner, limit
Hole with described before to connect the screwed hole of part reinforcement corner corresponding, and by bolt both sides sheet is connected to described before connect part
The right and left.
Described central sill 4 includes beam pipe, chock, front slotware, rear slotware and vehicle body folder, described beam Guan Youjin in two
Belong to rectangular tube make, in the pore of described beam pipe front-end and back-end, close-fitting fills in described interior chock, described interior chock be by
It is respectively arranged with the cut-out workpiece of the rectangular aluminium section bar of a circular hole up and down, tapped in two circular holes up and down of described interior chock, institute
State beam pipe front end to be inconjunction with the chock being positioned in the pore of described beam pipe front end and have two transverse holes, with two, lock bolt be will be located in
Interior chock in the pore of described beam pipe front end is fixedly connected in the pore of described beam pipe front end, and related described vehicle seat 6
Folding location hook 65 and be fixedly connected on the right side of described beam pipe front end, described front slotware is to be struck out opening forward by sheet metal
Grooved part, the lower end of the described front slotware left and right sides has mutual to perforation, and after described front slotware, bottom surface is respectively arranged with one up and down
Hole, chock twist-on before the upper lower opening of bottom surface is passed through two bolts and is positioned in the pore of level metal rectangular pipe front end after described front slotware
Fixing, the chock that described beam pipe rear end is inconjunction with in the pore being positioned at beam pipe rear end has several cross-perforating, described after
Slotware is opening grooved part forward, and an opening, the left and right sides, described rear slotware top are arranged at the bottom of described rear slotware trailing flank
Anterior angle have mutual to perforation, the both sides about described rear slotware bottom have several mutual to perforation, described rear slotware
The left and right sides, bottom several mutual corresponding with several cross-perforatings of described beam pipe rear end, under described rear slotware to perforation
The several mutual several cross-perforatings being punched through rivet and beam pipe rear end are riveted in both sides about portion, described vehicle body folding
Folded device by folding frontal lobe, folding posterior lobe and fold snap close and constitute, described folding frontal lobe position to the right be respectively arranged with a hole up and down, described
The upper lower opening folding frontal lobe is corresponding with two screwed holes up and down of the chock being positioned at described beam pipe rear end pore, will with two bolts
Described folding frontal lobe is fixing with the interior chock of described beam pipe rear end to be connected, mutual lead to perforation in the described front slotware left and right sides
Cross and lock bolt is connected the cross-perforating below part rear end is rotationally connected before described.
Described rear fork 5 includes wavy swan-neck, Five-way tube, interior chock, Nei Sai and rear axle, described wavy swan-neck
Being the parts being pressed into wavy bending by the middle part of level metal rectangular pipe, it is horizontal that the left and right sides of described wavy swan-neck rear end has one
To perforation, respectively having a vertical hole before and after downside, described wavy swan-neck leading section, described Five-way tube is Al squeezing material
Cut-out workpiece, laterally have First Five-Year Plan rodding eye in the middle part of described Five-way tube, described Five-way tube is each before and after being positioned at five-way pore
Have one vertically to bore a hole, the cooperation being vertically punched through two pairs of bolt and nuts before and after described Five-way tube, and under wavy swan-neck
Vertical hole before and after side is fixing to be connected, and described interior chock close-fitting is filled in the pore of described wavy swan-neck front end, in institute
State front end horizontal of wavy swan-neck, be inconjunction with the chock punching being positioned in the pore of described wavy swan-neck front end, and use
Rivet reinforces location, described interior plug be middle part with the nylon rectangular block of cross-perforating, described chock off is joined and is filled in
In the pore of described wavy swan-neck rear end, and make to be positioned at the cross-perforating of plug described in the pore of described wavy swan-neck rear end
Corresponding to the cross-perforating of described wavy swan-neck rear end, described rear axle close-fitting is connected to the horizontal stroke of described wavy swan-neck rear end
In perforation neutralizes in the pore of described wavy swan-neck rear end in the cross-perforating of plug, and winning to the left, described folding posterior lobe is inclined
Right position be respectively arranged with a hole up and down, the holes up and down of described folding posterior lobe is by two bolts and be positioned at described wavy swan-neck front end
The twist-on of screwed hole up and down of interior chock fix, there are vertical collar aperture, the described folding frontal lobe left side in the left side of described folding posterior lobe
Vertically have mutual to perforation, the vertical collar aperture of described folding posterior lobe is by the most mutual with described folding frontal lobe to lock bolt
Perforation is rotationally connected, the described snap close that folds is rotationally connected with the right of described folding posterior lobe, described folding snap close energy
With the right interlocking of described folding frontal lobe, the described rear fork 5 being connected to described folding posterior lobe can fold to central sill left front.
Described vehicle seat 6 includes seat pipe 61, lock-connecting piece 62, connecting rod 63, saddle 64 and folds location hook 65, described seat pipe
61 by rectangle seat pipe, upper plug member, lower plug member and circle saddle pipe constitute, described rectangle seat pipe be the upper end by a rectangular tube to the left
Bending forms, described rectangle seat pipe lower end respectively have a cross-perforating, the trailing flank of described rectangle seat pipe lower end has
One elongated hole, in the pore of described rectangle seat pipe upper end, close-fitting fills in described upper plug member, and described upper plug member is by being front and back respectively arranged with
The cut-out workpiece of the rectangular aluminium section bar of one circular hole, tapped in two circular holes before and after described plug member, described rectangle seat pipe
Upper end be inconjunction with described upper plug member hit the person together one pin reinforce, in the pore of described rectangle seat pipe lower end, close-fitting fills in lower plug
Part, described lower plug member is by the parts of the rectangular block shape of nylon injection-molding, and the trailing flank of described lower plug member has one backward
Fluting, there is a counterbore upwards the top that described lower plug member is slotted backward, the left and right sides of described lower plug member be respectively arranged with one up and down
Cross-perforating, described lower plug member close-fitting from bottom to top is filled in the pore of described rectangle seat pipe lower end, and is made described lower plug
The upper and lower cross-perforating of part, corresponding to the upper and lower cross-perforating in described rectangle seat pipe lower end, makes described lower plug member fluting backward right
The elongated hole of the rear side of rectangle seat pipe lower end described in Ying Yu, described round saddle pipe is to be processed by metal circular tube, described round saddle pipe
Respectively have before and after rear end one radially to perforation, two couple of described round saddle pipe rear end is punched through two bolts and described upper plug member
Two screwed holes fixing connect, the lower cross-perforating of described seat pipe 61 lower end is by lock bolt and the described rear slotware left and right sides
Before upper mutual perforation is rotationally connected in angle, in the elongated hole of described rectangle seat pipe lower end trailing flank and described lower plug member opening backward
Be slidably connected in groove described lock-connecting piece, and described lock-connecting piece 62 is made up of flat pin, dead bolt and spring, spring put into described under
In plug member fluting backward, and the upper end of spring is positioned in described lower plug member counterbore upwards, then in described lower plug member backward
Fluting in penetrate flat pin, the screwed hole being respectively arranged with a longitudinal direction up and down in the middle part of flat pin, dead bolt is the metal parts of a bulk,
The lower end of dead bolt is the dead bolt shape of door lock, the perforation being respectively arranged with a longitudinal direction up and down of the upper end of dead bolt, and the upper and lower perforation of dead bolt is led to
Crossing that the two bolts screwed hole upper and lower with flat pin is fixing to be connected, dead bolt under the action of the spring can be with described rear slotware trailing flank
Upper edge interlocking, the rear end of described connecting rod 63 penetrates from left to right in the upper cross-perforating of described seat pipe 61 lower end, and uses bolt
Being fastened in the screwed hole of described connecting rod 63 rear end location, described connecting rod 63 is to be pressed into by two ends before and after a metal round steel
The parts of right-angle bending, respectively have a screwed hole, before described connecting rod 63 at the two-end-point of right-angle bending before and after described connecting rod 63
End penetrates in the cross-perforating above front even part rear end from left to right, and is fastened to the screw thread of described connecting rod 63 front end with bolt
Positioning in hole, described saddle 64 is connected on described round saddle pipe, and described folding location hook 65 is by a sheet of spring
The top of steel rivets a hook-type nylon part, and the bottom of described folding location hook 65 has holes, described folding location hook 65 to pass through
Two bolts are fixing with two horizontal screwed holes of described beam pipe front end right flank to be connected.
Described front-wheel 71 is the wheel of 20 inches, and described front-wheel 71 is installed on described front axle, described trailing wheel 72
Being 20 inches of wheels, described trailing wheel 72 is installed on described rear axle, upwards pushes dead bolt aside, and is rolled over forward by described vehicle seat 6
Folded, under the effect of described connecting rod 63, described vehicle seat 6 be inconjunction with described side arm 3, described flexible handle 1, described before
Fork arm 2 together with described front-wheel 71 to the lower section of described central sill 4 fold, more described rear fork 5 is inconjunction with described after
Wheel 72 folds to left front, and is covered on described front-wheel 71 by described trailing wheel 72 so that the present invention after folding accomplishes
More efficient, reach perfect folding effect, and under the effect of seat pipe 6 described in described folding location hook 65 clasp joint, by institute
The side arm 3 stated, described flexible handle 1, described front fork stem 2 are fixed on folded state together with described central sill 4.
Described drive mechanism 8 includes axis, two cranks, chain wheel, two pedals, flywheel and chain, and described axis passes through
Axis accessory is connected in the five-way pore of described Five-way tube, and the crank described in two is installed on the two ends of described axis, described
Chain wheel be fixedly connected on the right crank of crank described in two, the pedal described in two is connected on the crank described in two,
Described flywheel is connected to the right side of described trailing wheel 72, and described chain is wire-wrapped on described chain wheel and described flywheel.
Claims (10)
1. a stretching handle type front and back wheel superposed type folding bicycle, including flexible handle, front fork stem, side arm, central sill, back vent
Part, vehicle seat, front-wheel, trailing wheel and drive mechanism, is characterized in that: flexible handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting
And handle, left hand being to be formed as right-angle bending by the upper end of pipe with right handgrip, at left hand handle and right handgrip right-angle bending under
The outside of side has screwed hole, and upper latch fitting is made up of upper clamping piece, banking stop and clamping screw, and the two ends, left and right of upper clamping piece are respectively arranged with one
The circular hole of upward and downward, the circular hole of two upward and downwards of upper clamping piece is also connected with cracking of upward and downward, and upper clamping piece upward and downward cracks rearward
Left and right respectively have the screwed hole of a upward and downward, the bottom of the screwed hole of left and right two upward and downward that upper clamping piece upward and downward cracks rearward
By 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 on
Lower to the vertical longitudinal hole that cracks, the rear end of upper clamping piece longitudinal hole connects the stop nut of a clamping screw, left hand handle and the right hand
In the circular hole penetrating two ends, upper clamping piece left and right upward and downward, and by left hand with right handgrip right-angle bending at below screwed hole pair
Should in the bottom side of upper clamping piece, with two bolts be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole in, will
Left hand is spacing with what right handgrip and upper clamping piece work rotated, and clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into locking
In nut, tighten clamping screw and can tighten up cracking of upper clamping piece upward and downward；Lower latch fitting is made up of lower clamping piece and clamping screw, lower folder
The two ends, left and right of part 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 opening of upward and downward
Seam, there is the circular hole of a upward and downward at the middle part on the right of lower clamping piece, and there is the circular hole of a upward and downward rear end on the right of lower clamping piece, before lower clamping piece
The centre in portion has one to crack with lower clamping piece front portion upward and downward vertical longitudinal hole, and the rear end of lower clamping piece longitudinal hole connects a locking screw
The stop nut of bolt, the circular hole of middle part upward and downward on the right of lower clamping piece is connected with the upper end of front fork stem, and front fork stem is by pipe, cylinder
With front axle constitute, the bottom pore of pipe fills in cylinder, the bottom of pipe to and have a cross-perforating together with cylinder, front axle is worn
Entering in the bottom of pipe and the cross-perforating of cylinder, and win to the left, left hand handle and right handgrip penetrate on two ends, lower clamping piece left and right
Lower to circular hole in, clamping screw penetrates in the longitudinal hole of lower clamping piece, and is screwed in stop nut, tightens clamping screw and can receive
Cracking of tight lower clamping piece upward and downward, handle is connected to left hand the top with right handgrip, and is positioned at the top of upper clamping piece；Side arm by
Rotary part and front even part are constituted, and rotary part is installed on the upward and downward circular hole of rear end on the right of lower clamping piece, the front end of front even part
In grooved, the both sides up and down of front even part grooved have mutual to perforation, and the upper and lower of front even part rear end is respectively arranged with a cross-perforating, front
Even part grooved mutual to being punched through lock bolt is connected rotary part；Central sill include beam pipe, chock in two, front slotware, after
Slotware and vehicle body folder, beam pipe is made up of level metal rectangular pipe, and in the pore of beam pipe front and back end, close-fitting fills in interior chock, interior chock
Being the parts being respectively arranged with a longitudinal threaded bore up and down, the chock being positioned in the pore of beam pipe front end connects front groove by two bolts
Part, front slotware is opening grooved part forward, and the lower end of the front slotware left and right sides has mutual to perforation, the left and right of beam pipe rear end
The chock that both sides are inconjunction with in the pore being positioned at beam pipe rear end has several cross-perforating together, rear slotware be opening forward
Grooved part, it is mutual to perforation, pit that the bottom of rear slotware trailing flank has an opening, the anterior angle of the left and right sides, rear slotware top to have
Both sides about part bottom have several mutual to perforation, and both sides about rear slotware bottom are several mutual to being punched through
Rivet rivets with several cross-perforatings of beam pipe rear end, and vehicle body folder is constituted by folding frontal lobe, folding posterior lobe and folding snap close,
The chock being positioned in the pore of level metal rectangular pipe rear end connects folding frontal lobe by two bolts, and the front slotware left and right sides is mutual
To being punched through lock bolt is rotationally connected with the front cross-perforating connected below part rear end；Rear fork is by wavy swan-neck, five-way
Pipe, interior chock, Nei Sai and rear axle are constituted, and wavy swan-neck is the parts being pressed into wavy bending by the middle part of level metal rectangular pipe,
The left and right sides of wavy swan-neck rear end has a cross-perforating, respectively has one vertical before and after wavy swan-neck underside of forward face
Hole, Five-way tube is the cut-out workpiece of Al squeezing material, laterally has First Five-Year Plan rodding eye in the middle part of Five-way tube, and Five-way tube is positioned at Five-way tube
Respectively have one before and after hole vertically to bore a hole, the cooperation being vertically punched through two pairs of bolt and nuts before and after Five-way tube, curved with wavy
Vertical hole before and after curved tube downside is fixing to be connected, and interior chock close-fitting is filled in the pore of wavy swan-neck front end, during interior plug is
Portion is with the nylon rectangular block of cross-perforating, and chock off is joined in the pore filling in wavy swan-neck rear end, and makes to be positioned at wavy curved
In in the pore of curved tube rear end, the cross-perforating of plug is corresponding to the cross-perforating of wavy swan-neck rear end, and rear axle close-fitting is connected to wavy
In the cross-perforating of swan-neck rear end with in the pore of wavy swan-neck rear end in the cross-perforating of interior plug, and win to the left, fold
Posterior lobe is fixed with the interior chock twist-on in the pore of wavy swan-neck front end by two bolts, folds posterior lobe by lock bolt and folding
Prestack leaf is rotationally connected, and folds snap close and is connected to fold on posterior lobe, and folding snap close can be with folding frontal lobe interlocking, and folding posterior lobe can connect
Fold with rear fork front to the left；Vehicle seat includes seat pipe, lock-connecting piece, connecting rod, saddle and folding location hook, and seat pipe is by rectangle seat
Pipe, upper plug member, lower plug member and circle saddle pipe are constituted, and rectangle seat pipe is that the upper end by a rectangular tube bends to the left and forms, rectangle seat
Pipe lower end respectively have a cross-perforating, the trailing flank of rectangle seat pipe lower end has an elongated hole, the pipe of rectangle seat pipe upper end
In hole, close-fitting fills in plug member, and in the pore of rectangle seat pipe lower end, close-fitting fills in lower plug member, and makes upper and lower laterally the wearing of lower plug member
Hole corresponds to the cross-perforating that rectangle seat pipe lower end is upper and lower, makes lower plug member fluting backward corresponding to the rear side of rectangle seat pipe lower end
Elongated hole, circle saddle pipe is connected by two bolts and upper plug member are fixing, the lower cross-perforating of seat pipe lower end by lock bolt and after
Mutual perforation is rotationally connected in Qian Shang angle, the slotware left and right sides, in the elongated hole of rectangle seat pipe lower end trailing flank with lower plug member backward
Fluting in be slidably connected lock-connecting piece, lock-connecting piece laterally can be worn with the upper edge interlocking of rear slotware trailing flank, the upper of seat pipe lower end
Hole is rotationally connected the rear end of connecting rod, and connecting rod is to be pressed into the parts of right-angle bending, before connecting rod by two ends before and after a metal round steel
Respectively having a screwed hole at the two-end-point of rear right-angle bending, the front end of connecting rod rotates even with the front cross-perforating connected above part rear end
Connecing, saddle is connected on circle saddle pipe, folds location hook and is connected to the right flank of beam pipe front end；Front-wheel is installed on front axle, and trailing wheel is pacified
It is loaded on rear axle；Drive mechanism includes axis, two cranks, chain wheel, two pedals, flywheel and chain, and central axis is connected to Five-way tube
In, two cranks are installed on the two ends of axis, and 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
Side, chain is wire-wrapped on chain wheel and flywheel.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described left hand handle and
The screwed hole of described 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
After flank threads hole is screwed into bolt, can be as described left hand gliding on described lower latch fitting lower clamping piece with described right handgrip
Dynamic is spacing, is connected to the described banking stop of described upper clamping piece bottom side, be connected to described left hand and described right handgrip on
Two bolts coordinate, can be as spacing when launching with described right handgrip of described left hand.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described upper clamping piece is indulged
It is connected with a counterbore to the rear end in hole, the counterbore of described upper clamping piece is inlayed the stop nut of clamping screw described in, described lock
Tight bolt is by bolt and screws handle and is formed by connecting, and described clamping screw also includes stop nut, right in the middle part of described lower clamping piece
The upward and downward circular hole of end is corresponding with the pipe close-fitting of described front fork stem, and in the middle part of described lower clamping piece, the upward and downward circular hole of right-hand member 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.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described rotating part
Part includes front axle tube, two zanjon bearings, a plane bearing and has a shock-absorbing polyurethane cylinder, each milling of upper and lower side of front axle tube pore
There is the counterbore placing zanjon bearing, in the upward and downward circular hole of front axle tube close-fitting from bottom to top press-in described lower clamping piece rear end to the right,
Two zanjon bearings are embedded in the counterbore of front axle tube upper and lower side respectively, plane bearing be lining in described front axle tube upper end zanjon bearing it
On, then shock-absorbing polyurethane cylinder is put on plane bearing, shock-absorbing polyurethane cylinder axially have a hole, and by two zanjon bearings
Endoporus, the axis hole of plane bearing and the hole of shock-absorbing polyurethane cylinder, before described, connect grooved upper and lower two sides, part front end phase
Mutual to perforation, with to lock bolt, described rotatable parts are connected the grooved of part are connected before described.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: connect part before described
The slice processing part of aluminium extruded type, described before to connect the front end of part be that grooved, the upper and lower of rear end are respectively arranged with a horizontal perforation, middle part
Have a reinforcement, described before connect the corner of part reinforcement and be respectively arranged with a circular hole, and connect before described in the circular hole of part reinforcement corner and attack
Tooth becomes screwed hole, described before connect the both sides up and down of part grooved and have mutual to perforation, described before connect the both sides up and down of part grooved
Strike out fillet, described before connect part and also include that both sides sheet, limit sheet are by the rectangular patch of plastic injection, limit sheet rectangle
Corner is respectively arranged with a hole, the hole of sheet rectangle corner, limit with described before to connect the screwed hole of part reinforcement corner corresponding, and pass through bolt
Both sides sheet is connected to described before connect the right and left of part.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described Liang Guanyou
Level metal rectangular pipe is made, and described interior chock is by the cut-out workpiece of the rectangular aluminium section bar being respectively arranged with a circular hole up and down, described
In two circular holes up and down of interior chock tapped, described beam pipe front end is inconjunction with the chock being positioned in the pore of described beam pipe front end
Have two transverse holes, lock bolt be will be located in before the interior chock in the pore of described beam pipe front end is fixedly connected on described beam pipe with two
In the pore of end, and the location hook that folds of related described vehicle seat is fixedly connected on the right side of described beam pipe front end, described beam pipe
The chock that rear end is inconjunction with in the pore being positioned at beam pipe rear end has several cross-perforating.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described folding frontal lobe
Position to the right be respectively arranged with a hole up and down, the upper lower opening of described folding frontal lobe and chock upper being positioned at described beam pipe rear end pore
Lower two screwed holes are corresponding, respectively have a vertical hole, described wavy curved before and after downside, described wavy swan-neck leading section
The front end of curved tube horizontal, is inconjunction with the chock punching being positioned in the pore of described wavy swan-neck front end, and uses rivet
Reinforce location, described folding posterior lobe position to the right be respectively arranged with a hole up and down, the holes up and down of described folding posterior lobe pass through two bolts
Fixing with the twist-on of screwed hole up and down of the chock being positioned at described wavy swan-neck front end, the left side of described folding posterior lobe has vertically
Collar aperture, vertically having of the described folding frontal lobe left side is mutual to perforation, and the vertical collar aperture of described folding posterior lobe is by lock spiral shell
Bolt is rotationally connected with described folding posterior lobe with described the most mutual be rotationally connected perforation of folding frontal lobe, described folding snap close
The right.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described upper plug member
It is by the cut-out workpiece of the rectangular aluminium section bar being front and back respectively arranged with a circular hole, tapped in two circular holes before and after described plug member,
Described rectangle seat pipe upper end be inconjunction with described upper plug member hit the person together one pin reinforce, described lower plug member is by nylon injection-molding
The parts of rectangular block shape, the trailing flank of described lower plug member has a fluting backward, and it is upper that described lower plug member is slotted backward
Fang Youyi counterbore upwards, the left and right sides of described lower plug member be respectively arranged with a cross-perforating up and down, described round saddle pipe is by gold
Belong to pipe to process, respectively have before and after described round saddle pipe rear end one radially to perforation.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described lock-connecting piece
Being made up of flat pin, dead bolt and spring, spring is put in described lower plug member fluting backward, and the upper end of spring is positioned at described
In lower plug member counterbore upwards, then penetrate flat pin, being respectively arranged with up and down in the middle part of flat pin in described lower plug member fluting backward
The screwed hole of one longitudinal direction, dead bolt is the metal parts of a bulk, and the lower end of dead bolt is the dead bolt shape of door lock, the upper end of dead bolt
Being respectively arranged with the perforation of a longitudinal direction up and down, what dead bolt was upper and lower be punched through, and the two bolts screwed hole upper and lower with flat pin is fixing is connected, locks
Tongue under the action of the spring can be with the upper edge interlocking of described rear slotware trailing flank.
Stretching handle type front and back wheel superposed type folding bicycle the most according to claim 1, is characterized in that: described connecting rod
Rear end penetrates in the upper cross-perforating of described seat pipe lower end from left to right, and is fastened to the screwed hole of described rod rear end with bolt
Middle location, the front end of described connecting rod penetrates from left to right in the cross-perforating above front even part rear end, and is fastened to bolt
Positioning in the screwed hole of described connecting rod front end, described folding location hook is to be riveted a hook-type by the top of a sheet of spring steel
Nylon part, there is holes the bottom of described folding location hook, and described folding location hook is right with described beam pipe front end by two bolts
Two horizontal screwed holes of side are fixing to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610701384.9A CN106043568B (en) | 2016-08-22 | 2016-08-22 | Stretching handle type front and back wheel superposed type folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610701384.9A CN106043568B (en) | 2016-08-22 | 2016-08-22 | Stretching handle type front and back wheel superposed type folding bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106043568A true CN106043568A (en) | 2016-10-26 |
| CN106043568B CN106043568B (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610701384.9A Expired - Fee Related CN106043568B (en) | 2016-08-22 | 2016-08-22 | Stretching handle type front and back wheel superposed type folding bicycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110304186A (en) * | 2018-03-20 | 2019-10-08 | 通用汽车环球科技运作有限责任公司 | Folding bicycle component |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6354618B1 (en) * | 1999-07-09 | 2002-03-12 | Daocheng Liao | Folding bicycle |
| CN103171713A (en) * | 2013-03-26 | 2013-06-26 | 太仓市车中宝休闲用品有限公司 | Folding and pushable type portable bicycle |
| CN105172966A (en) * | 2015-09-06 | 2015-12-23 | 太仓市车中宝休闲用品有限公司 | Portable folding bicycle |
| CN206012833U (en) * | 2016-08-22 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Stretching handle type front and back wheel superposed type folding bicycle |
-
2016
- 2016-08-22 CN CN201610701384.9A patent/CN106043568B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6354618B1 (en) * | 1999-07-09 | 2002-03-12 | Daocheng Liao | Folding bicycle |
| CN103171713A (en) * | 2013-03-26 | 2013-06-26 | 太仓市车中宝休闲用品有限公司 | Folding and pushable type portable bicycle |
| CN105172966A (en) * | 2015-09-06 | 2015-12-23 | 太仓市车中宝休闲用品有限公司 | Portable folding bicycle |
| CN206012833U (en) * | 2016-08-22 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Stretching handle type front and back wheel superposed type folding bicycle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110304186A (en) * | 2018-03-20 | 2019-10-08 | 通用汽车环球科技运作有限责任公司 | Folding bicycle component |
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|---|---|
| CN106043568B (en) | 2018-07-10 |
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Granted publication date: 20180710 |