CN106080918B - Flexible handle type portable bicycle - Google Patents
Flexible handle type portable bicycle Download PDFInfo
- Publication number
- CN106080918B CN106080918B CN201610723843.3A CN201610723843A CN106080918B CN 106080918 B CN106080918 B CN 106080918B CN 201610723843 A CN201610723843 A CN 201610723843A CN 106080918 B CN106080918 B CN 106080918B
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- CN
- China
- Prior art keywords
- hole
- pipe
- clamping piece
- upward
- latch hook
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920002635 polyurethane Polymers 0.000 claims abstract description 20
- 239000004814 polyurethane Substances 0.000 claims abstract description 20
- 238000005452 bending Methods 0.000 claims description 41
- 241001455226 Sauria Species 0.000 claims description 28
- 239000004411 aluminium Substances 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- 239000011148 porous material Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000005336 cracking Methods 0.000 claims description 11
- 239000004677 Nylon Substances 0.000 claims description 10
- 229920001778 nylon Polymers 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000004080 punching Methods 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
- 210000002435 tendon Anatomy 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- 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
- B62K21/18—Connections between forks and handlebars or handlebar stems
- B62K21/22—Connections between forks and handlebars or handlebar stems adjustable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
A kind of flexible handle type portable bicycle, including the handle that stretches, front fork stem, side arm, middle frame, after-frame, vehicle seat, front-wheel, trailing wheel and driving mechanism, flexible handle is by left hand handle, right handgrip, upper latch fitting, lower latch fitting and knob are constituted, side arm is formed by connecting by rotary part and front-axle beam, middle frame is by twin beams pipe, first two-tube set, rear casing, Five-way tube, pleated sheet, first latch hook member and two shock-absorbing polyurethane blocks are formed by connecting, after-frame is by left back breeches pipe, right back breeches pipe, second two-tube set and heel brace are constituted, vehicle seat is by seat pipe, vehicle seat folded piece, second latch hook member, seat bar, saddle and folding positioning card are formed by connecting, front-wheel is installed on front axle, trailing wheel is installed on after-frame, driving mechanism includes axis, two cranks, chain wheel, two pedals, prime minor sprocket, rear class sprocket wheel, flywheel, prime chain and rear class chain.
Description
Technical field:
The present invention relates to a kind of folding portable bicycle, more particularly to a kind of flexible handle type portable bicycle.
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 can not possibly also reach the satisfaction being put into knapsack after folding.
Invention content:
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 trailing wheel of after-frame to
Preceding folding, vehicle seat fold the mode with side arm folding linkage, can be put into knapsack after having folded --- and flexible handle type is just
Take formula bicycle.The object of the present invention is achieved like this;Flexible handle type portable bicycle, including flexible handle, front fork
Bar, side arm, middle frame, after-frame, vehicle seat, front-wheel, trailing wheel and driving mechanism, it is characterized in that:Flexible handle includes left hand handle, the right hand
, upper latch fitting, lower latch fitting and knob, left hand is with right handgrip being formed as right-angle bending by the upper end of pipe, left hand handle and the right side
Outside below at hand handle right-angle bending is provided with threaded hole, and upper latch fitting is made of upper clamping piece, banking stop and clamping screw, upper clamping piece
It is the blank of an aluminium extruded type, respectively there are the circular hole of a upward and downward, the circular hole of two upward and downwards of upper clamping piece in the left and right ends of upper clamping piece
On be also connected with cracking for upward and downward, upper clamping piece upward and downward left and right rearward of cracking respectively is provided with the threaded hole of a 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 banking stop, allow banking stop to connect
In the bottom side of upper clamping piece, the centre of upper clamping piece has one to crack vertical longitudinal hole with upper clamping piece upward and downward, upper clamping piece longitudinal hole
Rear end connects the stop nut of a clamping screw, left hand being penetrated in the circular hole of upper clamping piece left and right ends upward and downward with right handgrip,
And by left hand at right handgrip right-angle bending below threaded hole correspond to upper clamping piece bottom side, be screwed into respectively with two bolts
Left hand at right handgrip right-angle bending below threaded hole in, by left hand making the limit rotated with right handgrip and upper clamping piece,
Also, left hand is fastened to two bolts on right handgrip, the banking stop cooperation with the bottom side for being connected to upper clamping piece can be used as a left side
Limit when hand handle and right handgrip are unfolded, clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into stop nut, tightens
Clamping screw can tighten cracking for upper clamping piece upward and downward, upper clamping piece be locked left hand handle and right handgrip so that left hand handle and the right hand
It cannot be rotated fixed;Lower latch fitting is made of lower clamping piece and clamping screw, and lower clamping piece is the blank of an aluminium extruded type, lower clamping piece
Respectively there are the circular hole of a upward and downward in the left and right ends of front, and opening for upward and downward is connected on the circular hole of two upward and downwards of lower clamping piece front
Seam, the left end in the middle part of lower clamping piece have a circular hole of a upward and downward, and there is a circular hole of a upward and downward in the centre at lower clamping piece rear portion, before lower clamping piece
The centre in portion has one to crack vertical longitudinal hole with lower clamping piece front upward and downward, and the rear end of lower clamping piece longitudinal hole connects a locking screw
The stop nut of bolt, 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, front fork stem by pipe, cylinder and
Front axle is constituted, and fills in cylinder in the bottom end pore of pipe, and the bottom end of pipe has a cross-perforating, front axle to penetrate to and together with cylinder
It in the bottom end of pipe and the cross-perforating of cylinder, and wins to the right, left hand handle and right handgrip penetrate lower clamping piece left and right ends or more
To circular hole in, clamping screw penetrates in the longitudinal hole of lower clamping piece, and is screwed into stop nut, and tightening clamping screw can tighten
Lower clamping piece upward and downward cracks, and lower clamping piece is locked left hand handle and right handgrip so that left hand handle and right handgrip fix and cannot on
Lower slider, knob are connected to left hand the top with right handgrip, and positioned at the top of upper clamping piece;Side arm is by rotary part and front-axle beam
It constitutes, rotary part is installed on the upward and downward circular hole among lower clamping piece rear portion, and front-axle beam is the slice processing part of aluminium extruded type, front-axle beam
Front end be in groove profile, the both sides up and down of front-axle beam groove profile have mutual to perforation, and the upper and lower of front-axle beam rear end respectively has one lateral to wear
Hole, front-axle beam groove profile it is mutual rotary part is bolted to lock to being punched through;Middle frame include twin beams pipe, first it is two-tube set, after
Pipe sleeve, Five-way tube, pleated sheet, the first latch hook member and two shock-absorbing polyurethane blocks, twin beams pipe are made of two flat tubes of left and right, twin beams pipe
Front end close-fitting is socketed the first two-tube set, and the first two-tube set is the slice processing part of an aluminium extruded type, and two length are arranged at the first two-tube set top
Two slotted holes of circular hole, the first two-tube set are corresponding with the cast of two flat tube of left and right of twin beams pipe, and the lower part of the first two-tube set has
The groove profile that Open Side Down, the both sides of the first two-tube set Open Side Down groove profile are provided with mutual to perforation, and the first two-tube set is mutual
Lock bolt and perforation lateral below front-axle beam rear end are rotatablely connected to being punched through, rear casing is the segment processing of an aluminium extruded type
Two slotted holes are arranged at the lower part of part, rear casing, and two slotted holes of rear casing are corresponding with the cast of two flat tube of left and right of twin beams pipe, after
The top of pipe sleeve has the groove profile of opening upwards, the front-end and back-end of rear casing opening upwards groove profile both sides to be respectively provided with a mutual pair
Perforation, rear casing is located at two slotted holes, and laterally vertical front end is inconjunction with the perforation that twin beams pipe is provided with a transverse direction, rear casing two
Five-way tube is socketed in the cross-perforating in slotted hole transverse direction upright front portion, the rear end of pleated sheet has a cross-perforating, pleated sheet logical
Cross the back lower place that bolt and nut is connected to rear casing, with to lock bolt by rear casing groove profile both sides rear end it is mutual to perforation and the
The latch hook of one latch hook member connects, and the first latch hook member is made of latch hook and latch hook spring, and latch hook front has a slot hole, a bolt to penetrate
It in the slot hole of first latch hook member, and penetrates into latch hook spring, then is screwed on rear casing in the threaded hole of the rear of slot bottom,
Second two-tube set of the first latch hook member energy hook lock after-frame under the action of latch hook spring, two shock-absorbing polyurethane blocks are fixed on rear casing
In two slotted holes of rear end, two shock-absorbing polyurethane blocks and two nylon plug phases in the left back breeches pipe of after-frame and right back breeches pipe front end pore
It can play the role of shock-absorbing to cooperation;After-frame by left back breeches pipe, right back breeches pipe, second it is two-tube set and heel brace constitute, left back breeches pipe and
The front end close-fitting of right back breeches pipe is socketed the second two-tube set, and the shape and size of the second two-tube set are identical as the first two-tube set, and second
Two-tube set is mutual to be rotatablely connected lock bolt and the cross-perforating of pleated sheet rear end to being punched through, and heel brace is connected to left back fork
Left side in the middle part of pipe;Vehicle seat includes seat pipe, vehicle seat folded piece, the second latch hook member, seat bar, saddle and folds positioning card, vehicle seat folding
Overlapping piece connects part, connecting rod and U-shaped plug by diapsid, and diapsid connects the front side that part is fastened to seat pipe lower end, and diapsid connects the circular hole of part
With rear casing groove profile both sides front end being rotatablely connected to perforation mutually, rear end and the diapsid of connecting rod connect the slotted hole company of part
It connects, it is U-shaped to fill in the slotted hole of ring part, and positioned at the lower section in rod rear end portion, two front ends and the front-axle beam rear end of connecting rod
The perforation of top transverse direction connects, and the groove profile that the second latch hook member is connected on front side of seat pipe lower end connects part, the latch hook of the second latch hook member
Connect that part both sides are mutual to connect perforation with groove profile, the second latch hook member connects part, latch hook, latch hook spring and interlocking bolt structure by groove profile
At interlocking bolt is fastened on rear casing in the threaded hole of the front of slot bottom, the shape of the latch hook of the second latch hook member and first
The latch hook of latch hook member is similar, and a bolt penetrates in the slot hole of the second latch hook member, and penetrates into latch hook spring, then is screwed into seat pipe
On, the latch hook of the second latch hook member can be with the cup head interlocking of interlocking bolt by the effect of interlocking spring, the pore at the top of seat pipe
Saddle is installed in middle connection on seat bar, is folded positioning card and is connected to the first two-tube set back upper place;Front-wheel is installed on front axle, trailing wheel peace
The latch hook of the second latch hook member of foreboard is opened in rear end loaded on after-frame, and by vehicle seat collapsed forward, under the action of connecting rod, vehicle seat
It is inconjunction with side arm, flexible handle, front fork stem and front-wheel to fold to the lower section of middle frame together, reaches perfect folding effect, and
Under the action of folding positioning card engaging seat pipe, vehicle seat, side arm, flexible handle, front fork stem and middle frame are fixed on rugosity together
State;Driving mechanism include axis, two cranks, chain wheel, two pedals, prime minor sprocket, rear class sprocket wheel, flywheel, prime chain and after
Grade chain, central axis are connected in Five-way tube, and two cranks are installed on the both ends of axis, the right crank company of chain wheel and two cranks
Connect, two pedals are connect with two cranks respectively, prime minor sprocket and rear class sprocket wheel be socketed on connection former piece and consequent to locking bolt
The outlet of win to the right on, flywheel is connected to the right side of trailing wheel, and prime chain is wire-wrapped on chain wheel and prime minor sprocket, rear class chain
It is wire-wrapped on rear class sprocket wheel and flywheel.
The beneficial effects of the invention are as follows:The ingenious cooperation that the present invention passes through aluminium extrusion so that entire vehicle frame is all without electricity
Weldering welding, represents a kind of new trend of the manufacturing process of bicycle;The handlebar of the present invention uses the form for the handle that stretches so that
The folding of handlebar reaches both most simple, and reaches most effective;Front fork stem is connected to the upward and downward circle of the right end in the middle part of lower clamping piece
Kong Zhong so that front fork has been accomplished ultimate attainment simple and can coordinate most effective folding;The preceding rotating member of the present invention uses groove profile
Part and be connected to lower clamping piece rear portion rotary part cooperation, include plane bearing and shock-absorbing polyurethane cylinder in rotary part,
Rotating member is both simple and effective before allowing and also has incabloc function;Vehicle frame is folded with middle frame forward using after-frame, vehicle seat is in
Frame and side arm linkage fold, and have reached the minimum and optimization of frame folding;Shock-absorbing is installed in two slotted holes of rear sleeve rear end
Polyurethane block, with left back breeches pipe and right back breeches pipe front end it is bored plug together after so that after-frame has incabloc function;It is two-tube second
Set it is mutual right side in perforation and pleated sheet cross-perforating is won on lock bolt end, connecting prime minor sprocket and rear class chain
Wheel so that after-frame of the present invention is achieved with the folding of middle frame.
Description of the drawings:
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 structural schematic diagram of front-axle beam of the present invention and both sides piece;
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 --- middle frame, 5 --- after-frame, 6 --- vehicle
Seat, 71 --- front-wheel, 72 --- trailing wheel, 8 --- driving mechanism;Wherein flexible handle 1 further includes:11 --- left hand handle,
12 --- right handgrip, 13 --- upper latch fitting, 14 --- lower latch fitting, 15 --- knob;Middle frame 4 further includes:41 --- twin beams pipe,
42 --- the first two-tube set, 43 --- rear casing, 44 --- Five-way tube, 45 --- the first latch hook member;Vehicle seat 6 further includes:Vehicle seat 6
Further include:61 --- seat pipe, 62 --- vehicle seat folded piece, 63 --- the second latch hook member, 64 --- seat bar, 65 --- saddle.
Specific implementation mode:
According to Fig. 1, Fig. 2 and Fig. 4, the flexible handle type portable bicycle, including flexible handle 1, front fork stem 2,
Side arm 3, middle frame 4, after-frame 5, vehicle seat 6, front-wheel 71, trailing wheel 72 and driving mechanism system 8;
The flexible handle 1 include left hand 11, right handgrip 12, upper latch fitting 13, lower latch fitting 14 and shake hands 15, it is described
Left hand 11 and the right handgrip 12 is formed as right-angle bending by the upper end of pipe, and the left hand is 11 and the right hand
Outside below at 12 right-angle bendings is respectively provided with a threaded hole, the left hand distinguishes the threaded hole of 11 and the right handgrip 12
Corresponding to the bottom side of 13 upper clamping piece of upper latch fitting, it is to the left hand that 11 and the right handgrip 12 are straight to distinguish twist-on with two bolts
At angular distortion in the threaded hole of lower outer, be connected to the left hand bolt of 11 and the right handgrip 12 is located at it is described
The bottom side of 13 upper clamping piece of upper latch fitting, the side of 11 and 12 lower end of the right handgrip is respectively provided with a threaded hole by the left hand, described
It, can be as the left hand 11 and the right side after 11 and 12 lower end side threaded hole of the right handgrip are screwed into bolt by left hand
The limit that hand handle 12 is slided up and down with 14 lower clamping piece of lower latch fitting.
The upper latch fitting 13 is made of upper clamping piece, banking stop 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, are gone 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 banking stop to be connected to described by the banking stop described in two bolt twist-ons one
The bottom side of upper clamping piece, and crack rearward positioned at the upper clamping piece upward and downward, the banking stop is both ends portion with holes
Part is connected to the banking stop of the upper clamping piece bottom side, and is connected to the left hand two on 11 and the right handgrip 12
Bolt coordinates, and limit when 11 and the right handgrip 12 can be unfolded as the left hand, 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 hand handle and right handgrip so that left hand handle and right handgrip are fixed and cannot be rotated, 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, are gone 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, the left end in the middle part of the lower clamping piece has a circular hole of a upward and downward, and left end is upper in the middle part of the lower clamping piece
Lower corresponding with the pipe diameter close-fitting of the front fork stem 2 to circular hole, the front fork stem 2 is made of pipe, cylinder and front axle, pipe
Bottom end pore in fill in cylinder, there is a cross-perforating in the bottom end of pipe to and together with cylinder, front axle penetrate pipe bottom end and
It in the cross-perforating of cylinder and wins to the right, the upward and downward circular hole of left end and 2 pipe of the front fork stem in the middle part of the lower clamping piece
Upper end close-fitting socket, the centre at the lower clamping piece rear portion has the circular hole of a upward and downward, the centre of the lower clamping piece to have one and lower folder
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 hand penetrates 11 and the right handgrip 12 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 hand 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 the outer diameter of 11 and the right handgrip 12 with the left hand, and the top of the knob 15 is
Two collar aperture of the handle of one knob, the knob 15 are socketed on the left hand under 11 and 12 knee of the right handgrip respectively
Side, the knob 15 are located at the top of the upper clamping piece.
The side arm 3 includes rotary part, front-axle beam and both sides piece, and the rotary part includes front axle tube, two depths
Ditch bearing, a plane bearing and there is a shock-absorbing polyurethane cylinder, the upper and lower side of front axle tube pore, which is respectively milled with, places rotation zanjon bearing
Counterbore, close-fitting is pressed into the upward and downward circular hole among the lower clamping piece rear portion front axle tube from bottom to top, 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 endoporus of two zanjon bearings, plane bearing
The hole of axis hole and shock-absorbing polyurethane cylinder, correspond to front-axle beam front end groove profile up and down two sides it is mutual to perforation, with to lock
The rotating member is connect by bolt with the groove profile of the front-axle beam, and the front-axle beam is the slice processing part of aluminium extruded type, before described
The front end of beam respectively has a lateral perforation, middle part to have a reinforcing rib in the upper and lower of groove profile, rear end, above the front-axle beam rear end in
Between be provided with a groove profile gap, the groove profile gap above the front-axle beam rear end and the vertical phase of cross-perforating above the front-axle beam rear end
Hand over, respectively there is a circular hole in the quadrangle of the front-axle beam reinforcing rib, and in the circular hole of the front-axle beam reinforcing rib quadrangle tapping at threaded hole,
The both sides up and down of the front-axle beam groove profile be provided with it is mutual to perforation, the both sides up and down of the front-axle beam groove profile strike out fillet, side piece
It is the rectangular patch made of plastic injection, respectively there are a hole, hole and the front-axle beam of side piece rectangle quadrangle in the quadrangle of side piece rectangle
The threaded hole of reinforcing rib quadrangle is corresponding, and both sides piece is connected to the right and left of the front-axle beam by bolt.
The middle frame 4 includes twin beams pipe 41, the first two-tube set 42, rear casing 43, Five-way tube 44, pleated sheet, the first lock
Hook 45 and shock-absorbing polyurethane block, the twin beams pipe 41 are made of two flat tubes of left and right, the front end close-fitting set of the twin beams pipe 41
In the first two-tube set 42 described in being connected to, the rear end close-fitting of the twin beams pipe 41 is socketed in the rear casing 43, described
First two-tube set 42 is the slice processing part of an aluminium extruded type, and two slotted holes are arranged at the first two-tube set, 42 tops, described first pair
Two slotted holes of pipe sleeve 42 are corresponding with the cast of two flat tube of left and right of the twin beams pipe 41, and the first two-tube set 42 is located at two
Respectively there is a company side up and down between slotted hole, the groove profile that Open Side Down arranged at the lower part of the first two-tube set 42, described first pair
The both sides of Open Side Down the groove profile of pipe sleeve 42 are provided with mutual to perforation, the two sides of the first two-tube set 42 Open Side Down groove profile
Strike out fillet, between the first two-tube set, 42 liang of slotted holes on connect the left and right on the face on side and open hole there are two upward and downward,
The first two-tube set 42 is mutual to be rotatablely connected lock bolt and perforation lateral below the front-axle beam rear end to being punched through.
The rear casing 43 is the segment workpiece of an aluminium extruded type, and two slotted holes, institute are arranged at the lower part of the rear casing 43
Two slotted holes for stating rear casing 43 are corresponding with the cast of two flat tube of left and right of the twin beams pipe 41, and the rear casing 43 is located at two
Respectively there are a company side, the top of the rear casing 43 to there is the groove profile of opening upwards, the rear casing 43 to open up and down between slotted hole
The front-end and back-end of groove profile both sides are provided with one mutual to perforation mouthful upwards, between 43 liang of slotted holes of the rear casing on connect side
The front and back threaded hole for being respectively provided with a upward and downward, between 43 liang of slotted holes of the rear casing on connect the left and right of side rear end and be respectively provided with one
Vertical hole, to be respectively provided with one mutually vertical to wearing for the left and right of two company side front ends up and down between 43 liang of slotted holes of the rear casing
Hole, the rear casing 43 is located at two slotted holes, and laterally vertical front end is inconjunction with the rear end of the twin beams pipe 41 and is provided with one laterally
Perforation, between 43 liang of slotted holes of the rear casing under connect the hole that several upward and downwards are provided on the rear end face on side, the rear casing
It is mutual to perforation, the upper and lower sides phase of 43 liang of slotted hole rear ends of the rear casing that the upper and lower sides of 43 liang of slotted hole rear ends are respectively provided with one
It is mutual to perforate it is each fix a pin, the sides of 44 left and right ends of the Five-way tube be respectively provided with upward and downward it is mutual to wearing screw thread
Hole, 44 close-fitting of Five-way tube penetrate in the cross-perforating in 43 liang of slotted hole transverse direction upright front portions of the rear casing, and will
44 left and right ends side of the Five-way tube, two upward and downward it is mutual to wearing threaded hole, correspond to 43 liang of slotted holes of the rear casing it
Between up and down two connect side front ends left and right two mutually it is vertical to perforation, will be between 43 liang of slotted holes of the rear casing with four bolts
The left and right two of upper and lower two company side front end is mutually vertical to perforation, with 44 left and right ends side of the Five-way tube, two upward and downward phase
Mutual tightens fixation to wearing threaded hole, and the pleated sheet is the sliced pieces of an aluminium extruded type, and there is a cross in the rear end of the pleated sheet
To perforation, the hole of several upward and downwards is provided on the front end face of the pleated sheet, the several upward and downwards of front end face of the pleated sheet
Hole, between 43 liang of slotted holes of the rear casing under to connect the hole of the several upward and downwards of rear end face on side corresponding, the pleated sheet is logical
Cross the rear end face for connecting side under bolt and nut is connected between 43 liang of slotted holes of the rear casing.
First latch hook member 45 by latch hook and latch hook spring and is constituted, and latch hook is the sliced pieces of an aluminium extruded type, latch hook
Middle part has a hook-type, latch hook front to be provided with a vertical slot hole with a lateral collar aperture, the rear end of latch hook, the transverse direction of latch hook
Mutual corresponding to perforation in collar aperture and the rear end of 43 opening upwards groove profile both sides of the rear casing, with to lock bolt will be described after
The mutual of 43 groove profile both sides rear end of pipe sleeve connect to perforating with the transverse holes of latch hook, and a bolt penetrates the vertical slot hole of latch hook
In, and penetrate into latch hook spring, then be screwed into the screw thread for the rear upward and downward for connecting side between 43 liang of slotted holes of the rear casing
Kong Zhong, the rectangle of latch hook 5 second two-tube set of after-frame described in energy hook lock under the action of latch hook spring of first latch hook member 45
Hole, the two shock-absorbing polyurethane blocks are filled in two slotted holes of 43 rear end of the rear casing, and the two shock-absorbing polyurethane
Block front end resists the pin positioned at 43 liang of slotted hole rear ends of the rear casing, two shock-absorbing polyurethane blocks and the left back breeches pipe of the after-frame
It offsets cooperation with two nylon plugs in the pore of right back breeches pipe front end, shock-absorbing can be played the role of.
The after-frame 5 is made of left back breeches pipe, right back breeches pipe, the second two-tube set and heel brace, and left back breeches pipe is by flat tube system
At U-shaped gap is flattened and be provided in left back breeches pipe rear end, and right back breeches pipe is made of flat tube and bending stamping, the flat tube of right back breeches pipe
Rear end rushes flat extremely flat pipe hole corresponding with the metal flat bar of bending stamping, and bending stamping is that a metal flat bar is struck out two directly
The double-bending of the zigzag at angle, and it is provided with U-shaped gap in bending stamping rear end, after bending stamping close-fitting fills in right back breeches pipe flat tube
End rushes in flat flat pipe hole, and the reinforcing of two rivets be used in combination, by bending stamping be fixed on right back breeches pipe flat tube rear end rush it is flat flat
In pore, the front end close-fitting of left back breeches pipe and right back breeches pipe is socketed in the second two-tube set, left back breeches pipe and right back breeches pipe front end
Pore in be respectively plugged with the bored plug of a nylon, the shape and size of the described second two-tube set are identical as the described first two-tube set 42,
The centre in upper even side face of the second two-tube set between two slotted holes is provided with a rectangular opening, the second two-tube set
Rectangular opening is the interlockings hole coordinated with 45 latch hook of the first latch hook member, the second two-tube set it is mutual to being punched through to lock
The cross-perforating of bolt and 45 rear end of the pleated sheet is rotatablely connected, the described second two-tube set of connection it is mutual to perforation and described
The front axle of the cross-perforating of 45 rear end of pleated sheet, the described second two-tube set it is mutual to perforation in the right win, front axle exists
The second two-tube set it is mutual to being socketed a bushing pipe in the win outlet in perforation to the right, heel brace is connected in the middle part of left back breeches pipe
Left side.
The vehicle seat 6 includes that seat pipe 61, vehicle seat folded piece 62, the second latch hook member 63, seat bar 64, saddle 65 and folding are fixed
Position card, close-fitting fills in a thick-walled tube in the pore of 61 lower end of seat pipe, 61 lower end leading flank of the seat pipe up and down
Respectively be provided with a threaded hole with the related thick-walled tube filled in of trailing flank upper, middle and lower, the upper end of the seat pipe 61 be provided with one it is vertical
It cracks, the upper end of the seat pipe 61 is socketed a pipe clamp, and the seat bar 64 is upper bend pipe at a right angle, the seat bar
64 penetrate in the pore of 61 upper end of the seat pipe, and pipe clamp is used in combination to tighten cracking for 61 upper end of the seat pipe, by the seat bar 64
It is fixed with the seat pipe 61, the saddle 64 is installed on the front end of the seat bar 64.
The vehicle seat folded piece 62 connects part, connecting rod and U-shaped plug by diapsid and constitutes, and it is an aluminium extruded type that diapsid, which connects part,
Sliced pieces, the upper end that diapsid connects part have a slotted hole, lower end to have a circular hole, and diapsid, which connects part and is located at the vertical of long collar aperture, one
It is mutual to perforation, diapsid, which connects part and is located above circular hole, a longitudinal hole, and the longitudinal hole that diapsid connects part is stubborn by bolt
It is connected on front side of 61 lower end of the seat pipe in lower threaded hole, the circular hole that diapsid connects part passes through to lock bolt and the rear casing 43
Groove profile both sides front end is mutual to be rotatablely connected perforation, and connecting rod is made of connecting rod bending part and two connecting rod lining rings, connecting rod bending part
Be by a metal round rod be bent into rectangle frame of the front with opening, rectangle frame bending forms still further below for two front ends, connecting rod
The both ends of the inside bending of rectangle frame are drilled with perforation, and connecting rod bending part, which is penetrated, to be connected in diapsid in the slotted hole of part, and makes connecting rod
The rear end of bending part is located at the top that diapsid connects the slotted hole of part, the lower section of the U-shaped slotted hole for filling in ring part, and position
Lower section in connecting rod bending part rear end, U-shaped plug is a nylon plug, and the upper side of U-shaped plug has the bar diameter phase with connecting rod bending part
Corresponding arc groove, U-shaped also have a longitudinal perforation beyond the Great Wall, and longitudinal perforation and the diapsid of U-shaped plug connect part to be located at long collar aperture vertical
It is corresponding to mutual perforation, U-shaped plug is positioned in the long collar aperture that diapsid connects part by screw, and diapsid is connected into part
Upper end and 61 lower end of the seat pipe on front side of in threaded hole fix, the both ends of the inside bending in front end of connecting rod penetrate before described
It in the perforation of the top transverse direction of beam rear end, and wins in the groove profile gap above the front-axle beam rear end, by two connecting rod lining ring sets
The front end for being connected to connecting rod is located above the front-axle beam rear end and is won on the both ends in groove profile gap, and two pins is used in combination to hammer into connecting rod square
It is positioned in the perforation at the inside bending both ends of shape frame.
Second latch hook member 63 connects part, latch hook, latch hook spring and interlocking bolt by groove profile and constitutes, and it is slot that groove profile, which connects part,
The cutting off processing part of the aluminium extruded type of type, groove profile, which connects, to be provided with one mutual to perforation at left and right sides of part groove profile, groove profile connects bottom before part
Face is respectively provided with a hole up and down, groove profile connect the holes up and down of the preceding bottom surface of part on front side of 61 lower end of seat pipe under two
Threaded hole is corresponding, and groove profile connects part and connect by two bolts and 61 lower end of seat pipe front side, second latch hook member 63
The shape of latch hook and the latch hook of first latch hook member 45 are similar, and the transverse holes of 63 latch hook of the second latch hook member pass through to locking spiral shell
Bolt and groove profile connect that part both sides are mutual to connect perforation, and interlocking bolt is the bolt of a cup head, and interlocking bolt is fastened to described
Connect between 43 liang of slotted holes of rear casing side it is front upper and lower to threaded hole in, a bolt penetrates 63 latch hook of the second latch hook member
Slot hole in, and penetrate into latch hook spring, then be screwed on front side of 61 lower end of the seat pipe in upper screwed hole, second lock
The latch hook of hook 63 can be with the cup head interlocking of interlocking bolt by the effect of interlocking spring, and folding positioning card is by U-shaped
In flakes, two connecting holes are arranged at U-shaped nylon card bottom for nylon card and metal, and respectively there is a hole in front or so to metal in flakes, metal in flakes after
Respectively there is a hole in portion or so, and the holes at metal rear portion in flakes is connect by bolt and nut with two connecting holes of U-shaped nylon card bottom, gold
Belong to the holes of front in flakes by bolt and nut, between described first 42 liang of slotted holes of two-tube set on connect left and right on the face of side
The hole connection of two upward and downwards.
The front-wheel 71 is 8 inches of wheel, and the front-wheel 71 is installed on front axle, and the trailing wheel 72 is 8 inches
Wheel, the trailing wheel 72 are installed on the rear end of left back breeches pipe and right back breeches pipe, the driving mechanism 8 include axis, two cranks,
Chain wheel, two pedals, prime minor sprocket, rear class sprocket wheel, flywheel, prime chain and rear class chain, the axis are matched by axis
Part is connected in the Five-way tube 44, and the crank described in two is connected to the both ends of the axis, and the chain wheel is connected to two
On the right crank of the crank, the pedal described in two is connect with the crank described in two respectively, the prime minor sprocket and described
The connection of rear class sprocket coaxiality cylinder, the beam barrel of the prime minor sprocket and the rear class sprocket wheel is connected, before left end connection is described
Grade minor sprocket, the right end connection rear class sprocket wheel, and a bearing is respectively inlayed at beam barrel both ends, and beam barrel is inconjunction with described
Prime minor sprocket and the rear class sprocket wheel, be socketed on the described second two-tube set of connection it is mutual to perforation and the pleated sheet
The front axle of the cross-perforating of rear end, the described second two-tube set it is mutual to perforation in win outlet to the right, twisted with bolt
It is connected in the threaded hole of front axle and positions, the flywheel is connected to the right side of the trailing wheel 72, and the prime chain is wire-wrapped in
On the prime sprocket wheel and the prime minor sprocket, the rear class chain is wire-wrapped in the rear class sprocket wheel and described
On flywheel.
Claims (8)
1. a kind of flexible handle type portable bicycle, including it is flexible handle, front fork stem, side arm, middle frame, after-frame, vehicle seat, preceding
Wheel, trailing wheel and driving mechanism, it is characterized in that:Flexible handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting and knob, left hand
And right handgrip be all to be formed as right-angle bending by the upper end of pipe, left hand at right handgrip right-angle bending below outside open
There are threaded hole, upper latch fitting to be made of upper clamping piece, banking stop and clamping screw, respectively there are the circle of a upward and downward in the left and right ends of upper clamping piece
Hole, is connected with cracking for upward and downward on the circular hole of two upward and downwards of upper clamping piece, and upper clamping piece upward and downward left and right rearward of cracking respectively is provided with
The threaded hole of one 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 bolts twist
Connect a banking stop, banking stop allowed 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 connects the stop nut of a clamping screw, and left hand handle and right handgrip penetrate upper clamping piece
In the circular hole of left and right ends upward and downward, and by left hand at right handgrip right-angle bending below threaded hole correspond to upper clamping piece
Bottom side, with two bolts be screwed into respectively left hand at right handgrip right-angle bending below threaded hole in, by left hand handle and the right hand
The limit rotated is made with upper clamping piece, clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into stop nut, tightens lock
Tight bolt can tighten cracking for upper clamping piece upward and downward;Lower latch fitting is made of lower clamping piece and clamping screw, the left and right of lower clamping piece front
Respectively there is the circular hole of a upward and downward at both ends, cracking for upward and downward are connected on the circular hole of two upward and downwards of lower clamping piece front, in lower clamping piece
The left end in portion has the circular hole of a upward and downward, the centre at lower clamping piece rear portion to have the circular hole of a upward and downward, the centre of lower clamping piece front to have
One cracks vertical longitudinal hole with lower clamping piece front upward and downward, and the rear end of lower clamping piece longitudinal hole connects the locking spiral shell of a clamping screw
Mother, 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 made of pipe, cylinder and front axle,
Fill in cylinder in the bottom end pore of pipe, the bottom end of pipe has a cross-perforating, front axle to penetrate the bottom of pipe to and together with cylinder
It in the cross-perforating of end and cylinder, and wins to the right, left hand is the circular hole for penetrating lower clamping piece left and right ends upward and downward with right handgrip
In, clamping screw penetrates in the longitudinal hole of lower clamping piece, and is screwed into stop nut, and tightening clamping screw can tighten on lower clamping piece
It is lower to crack, knob be connected to left hand the top with right handgrip, and positioned at upper clamping piece top;Side arm by rotary part and
Front-axle beam is constituted, and rotary part is installed on the upward and downward circular hole among lower clamping piece rear portion, and the front end of front-axle beam is in groove profile, front-axle beam groove profile
Both sides up and down have mutual to perforation, the upper and lower of front-axle beam rear end respectively has a lateral perforation, front-axle beam groove profile it is mutual to wearing
Hole to lock by being bolted rotary part;Middle frame includes twin beams pipe, the first two-tube set, rear casing, Five-way tube, pleated sheet,
One latch hook member and two shock-absorbing polyurethane blocks, twin beams pipe are made of two flat tubes of left and right, and the front end close-fitting socket first of twin beams pipe is two-tube
Set, two slotted holes, the cast phase of two slotted holes of the first two-tube set and two flat tube of left and right of twin beams pipe are arranged at the first two-tube set top
Corresponding, the groove profile that Open Side Down arranged at the lower part of the first two-tube set, and the both sides of the first two-tube set Open Side Down groove profile are provided with mutual
To perforation, the first two-tube set is mutual to be rotatablely connected lock bolt and perforation lateral below front-axle beam rear end to being punched through, after
Two slotted holes are arranged at the lower part of pipe sleeve, and two slotted holes of rear casing are corresponding with the cast of two flat tube of left and right of twin beams pipe, rear casing
Top have the groove profiles of opening upwards, it is mutual to wearing that the front-end and back-end of rear casing opening upwards groove profile both sides are respectively provided with one
Hole, rear casing is located at two slotted holes, and laterally vertical front end is inconjunction with twin beams pipe and is provided with a lateral perforation, and rear casing two is grown
Five-way tube is socketed in the cross-perforating in circular hole transverse direction upright front portion, the rear end of pleated sheet has a cross-perforating, pleated sheet to pass through
Bolt and nut is connected to the back lower place of rear casing, with to lock bolt by rear casing groove profile both sides rear end it is mutual to perforation and first
The latch hook of latch hook member connects, and the first latch hook member is made of latch hook and latch hook spring, and there is a slot hole in latch hook front, and a bolt penetrates the
It in the slot hole of one latch hook member, and penetrates into latch hook spring, then is screwed on rear casing in the threaded hole of the rear of slot bottom, the
Second two-tube set of one latch hook member energy hook lock after-frame under the action of latch hook spring, after two shock-absorbing polyurethane blocks are fixed on rear casing
In two slotted holes at end, two shock-absorbing polyurethane blocks offset with two nylon plugs in the left back breeches pipe of after-frame and right back breeches pipe front end pore
Cooperation can play the role of shock-absorbing;After-frame is made of left back breeches pipe, right back breeches pipe, the second two-tube set and heel brace, left back breeches pipe and the right side
The front end close-fitting of back breeches pipe is socketed the second two-tube set, and the shape and size of the second two-tube set are identical as the first two-tube set, second pair
Pipe sleeve is mutual to be rotatablely connected lock bolt and the cross-perforating of pleated sheet rear end to being punched through, and heel brace is connected to left back breeches pipe
The left side at middle part;Vehicle seat includes seat pipe, vehicle seat folded piece, the second latch hook member, seat bar, saddle and folds positioning card, and vehicle seat folds
Part connects part, connecting rod and U-shaped plug by diapsid, and diapsid connects the front side that part is fastened to seat pipe lower end, diapsid connect the circular hole of part with
Rear casing groove profile both sides front end is mutual to be rotatablely connected perforation, and the slotted hole that rear end and the diapsid of connecting rod connect part is connect, U
Type plug is filled in the slotted hole of ring part, and positioned at the lower section in rod rear end portion, the top of two front ends and front-axle beam rear end of connecting rod
Lateral perforation connects, and the groove profile that the second latch hook member is connected on front side of seat pipe lower end connects part, the latch hook and slot of the second latch hook member
Type connects that part both sides are mutual to connect perforation, and the second latch hook member connects part, latch hook, latch hook spring and interlocking bolt by groove profile and constitutes,
Interlocking bolt is fastened on rear casing in the threaded hole of the front of slot bottom, the shape of the latch hook of the second latch hook member and the first latch hook
The shape of the latch hook of part is similar, and a bolt penetrates in the slot hole of the second latch hook member, and penetrates into latch hook spring, then is screwed into seat
The latch hook of Guan Shang, the second latch hook member can be with the cup head interlocking of interlocking bolt, seat bar and seat pipe tops by the effect of interlocking spring
The pore in portion connects, and saddle is installed on seat bar, folds positioning card and is connected to the first two-tube set back upper place;Front-wheel is installed on front axle,
Trailing wheel is installed on the rear end of after-frame, driving mechanism include axis, two cranks, chain wheel, two pedals, prime minor sprocket, rear class sprocket wheel,
Flywheel, prime chain and rear class chain, central axis are connected in Five-way tube, and two cranks are installed on the both ends of axis, chain wheel with
The right crank of two cranks connects, and two pedals are connect with two cranks respectively, and prime minor sprocket and rear class sprocket wheel are socketed on connection former piece
In the outlet of win to the right to locking bolt of consequent, flywheel is connected to the right side of trailing wheel, and prime chain is wire-wrapped in chain wheel and prime
On minor sprocket, rear class chain is wire-wrapped on rear class sprocket wheel and flywheel;The upward and downward circular hole of the middle part left end of the lower clamping piece and institute
The pipe diameter close-fitting for stating front fork stem corresponds to, the upward and downward circular hole of the middle part left end of the lower clamping piece and the pipe of the front fork stem
Upper end close-fitting socket, the knob is a plastic part, and two lower ends of the knob are respectively connected with the circle of a upward and downward, the knob
Two circle collar aperture aperture and the left hand corresponding with the outer diameter of the right handgrip, the top of the knob is a knob
Handle;The rotary part includes front axle tube, two zanjon bearings, a plane bearing and has a shock-absorbing polyurethane cylinder, front axle
The upper and lower side of pipe pore is respectively milled with the counterbore for placing rotation zanjon bearing, and close-fitting is pressed into the lower clamping piece rear portion to front axle tube from bottom to top
In intermediate upward and downward circular hole, two zanjon bearings are embedded in respectively in the counterbore of front axle tube upper and lower side, plane bearing be lining in it is described before
On the zanjon bearing of the upper end of central siphon, then shock-absorbing polyurethane cylinder is put on plane bearing, the axis of shock-absorbing polyurethane cylinder
To there is a hole, and by the hole of the endoporus of two zanjon bearings, the axis hole of plane bearing and shock-absorbing polyurethane cylinder, correspond to the front-axle beam
Front end groove profile up and down two sides it is mutual to perforation, the groove profile of the rotary part and the front-axle beam is connected with to lock bolt
It connects.
2. flexible handle type portable bicycle according to claim 1, it is characterized in that:The left hand handle and the right hand
Threaded hole correspond respectively to the upper latch fitting upper clamping piece bottom side, the left hand is the lower end side with the right handgrip
After threaded hole is screwed into bolt, the lower clamping piece with the right handgrip and the lower latch fitting can be slided up and down as the left hand
Limit, be connected to the banking stop of the bottom side of the upper clamping piece, be connected to the left hand on the right handgrip
Two bolts coordinate, can as the left hand limit when being unfolded with the right handgrip, the longitudinal hole of the upper clamping piece
Rear end is connected with a counterbore, and the stop nut of a clamping screw, the clamping screw are inlayed in the counterbore of the upper clamping piece
It by bolt and screws handle and is formed by connecting, the clamping screw further includes having stop nut.
3. flexible handle type portable bicycle according to claim 1, it is characterized in that:The front-axle beam is aluminium extruded type
The front end of slice processing part, the front-axle beam respectively has a lateral perforation, middle part to have reinforcing rib in the upper and lower of groove profile, rear end, institute
It states the centre above the rear end of front-axle beam and is provided with a groove profile gap, the groove profile gap above the rear end of the front-axle beam and the front-axle beam
Respectively there are a circular hole, and adding in the front-axle beam in the quadrangle of the vertical intersection of cross-perforating above rear end, the reinforcing rib of the front-axle beam
Tapping is at threaded hole in the circular hole of strengthening tendons quadrangle, the both sides up and down of the groove profile of the front-axle beam be provided with it is mutual to perforation, before described
The both sides up and down of the groove profile of beam strike out fillet, and side piece is the rectangular patch made of plastic injection, and the quadrangle of side piece rectangle is each
There is a hole, the hole of side piece rectangle quadrangle is corresponding with the threaded hole of reinforcing rib quadrangle of the front-axle beam, and by bolt by both sides
Piece is connected to the right and left of the front-axle beam.
4. flexible handle type portable bicycle according to claim 1, it is characterized in that:The first two-tube set is located at two
Respectively there is a company side up and down between slotted hole, the two sides of the described first two-tube set Open Side Down groove profile strike out fillet, institute
State rear casing respectively has a company side up and down between two slotted holes, between two slotted holes of the rear casing on connect the front and back of side
Respectively be provided with the threaded hole of a upward and downward, between two slotted holes of the rear casing on connect the left and right of side rear end to be respectively provided with one vertical
Hole, to be respectively provided with one mutually vertical to perforation, institute for the left and right of two company side front ends up and down between two slotted holes of the rear casing
Connect the hole that several upward and downwards are provided on the rear end face on side, two slotted holes of the rear casing under stating between two slotted holes of rear casing
The upper and lower sides of rear end be respectively provided with it is one mutual to perforation, the upper and lower sides of two slotted hole rear ends of the rear casing it is mutual to perforation
It is each to fix a pin.
5. flexible handle type portable bicycle according to claim 1, it is characterized in that:The left and right ends of the Five-way tube
Side be respectively provided with upward and downward it is mutual to wearing threaded hole, two slotted holes that the Five-way tube close-fitting penetrates the rear casing are horizontal
Into the cross-perforating in upright front portion, and by two upward and downward of left and right ends side of the Five-way tube it is mutual to wearing screw thread
Hole, the left and right two for corresponding to two company side front ends up and down between two slotted holes of the rear casing is mutually vertical to perforation, uses
The left and right two that four bolts connect side front ends by between two slotted holes of the rear casing upper and lower two is mutually vertical to perforation, with institute
State Five-way tube two upward and downward of left and right ends side it is mutual tighten fixation to wearing threaded hole, the pleated sheet is an aluminium extruded type
Sliced pieces, the hole of several upward and downwards, the several upward and downwards of front end face of the pleated sheet are provided on the front end face of the pleated sheet
Hole, between two slotted holes of the rear casing under to connect the hole of the several upward and downwards of rear end face on side corresponding.
6. flexible handle type portable bicycle according to claim 1, it is characterized in that:Left back breeches pipe is made of flat tube,
U-shaped gap is flattened and be provided in left back breeches pipe rear end, and right back breeches pipe is made of flat tube and bending stamping, the flat tube rear end of right back breeches pipe
Rush it is flat to flat pipe hole corresponding with the metal flat bar of bending stamping, bending stamping be a metal flat bar is struck out it is birectangular
The double-bending of zigzag, and it is provided with U-shaped gap in bending stamping rear end, bending stamping close-fitting fills in the punching of right back breeches pipe flat tube rear end
In flat flat pipe hole, it is used in combination two rivets to reinforce, bending stamping is fixed on right back breeches pipe flat tube rear end and rushes flat flat pipe hole
In, the centre in upper even side face of the described second two-tube set between two slotted holes is provided with a rectangular opening, and described second is two-tube
The rectangular opening of set is the interlockings hole coordinated with the latch hook of first latch hook member.
7. flexible handle type portable bicycle according to claim 1, it is characterized in that:The pipe of the lower end of the seat pipe
Close-fitting fills in a thick-walled tube, the related thickness filled in of upper and lower and trailing flank upper, middle and lower of the lower end leading flank of the seat pipe in hole
Wall pipe is respectively provided with a threaded hole, the upper end of the seat pipe be provided with one it is vertical crack, one pipe of upper end socket of the seat pipe
Folder, the seat bar is upper bend pipe at a right angle, and diapsid connects the sliced pieces that part is an aluminium extruded type, and diapsid connects part
Upper end has a slotted hole, lower end to have a circular hole, diapsid connect part be located at long collar aperture it is vertical have it is one mutual to perforation, diapsid
Even part is located at the hole for having a longitudinal direction above circular hole, and the longitudinal hole that diapsid connects part is fastened to the lower end of the seat pipe by bolt
Under front side in threaded hole.
8. flexible handle type portable bicycle according to claim 1, it is characterized in that:Connecting rod bending part is by a metal
Round bar is bent into two front ends of the front with the rectangle frame, rectangle frame that are open, and bending forms still further below, and connecting rod rectangle frame is inside
The both ends of bending are drilled with perforation, and connecting rod bending part, which is penetrated, to be connected in diapsid in the slotted hole of part, and the rear end of connecting rod bending part is made
Portion is located at the top that diapsid connects the slotted hole of part, and diapsid is connected in the upper end of part and the lower end front side of the seat pipe
Threaded hole is fixed, and the both ends of the inside bending in front end of connecting rod penetrate in the perforation of the top transverse direction of the rear end of the front-axle beam, and
It wins in groove profile gap above the rear end of the front-axle beam, the front end that two connecting rod lining rings are socketed on to connecting rod is located at the front-axle beam
Rear end above win on the both ends in groove profile gap, be used in combination two pins to hammer into the perforation at the inside bending both ends of connecting rod rectangle frame
Positioning, folding positioning card are made of in flakes U-shaped nylon card and metal, and the holes at metal rear portion in flakes passes through bolt and nut
It is connect with two connecting holes of U-shaped nylon card bottom, the holes of metal front in flakes is by bolt and nut, with the described first two-tube set
Two slotted holes between on connect left and right on the face of side two upward and downwards hole connection.
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CN201610723843.3A CN106080918B (en) | 2016-08-25 | 2016-08-25 | Flexible handle type portable bicycle |
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CN201610723843.3A CN106080918B (en) | 2016-08-25 | 2016-08-25 | Flexible handle type portable bicycle |
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CN106080918B true CN106080918B (en) | 2018-11-09 |
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CN106672150A (en) * | 2017-02-17 | 2017-05-17 | 太仓市车中宝休闲用品有限公司 | Suspension type portable three-wheeled pedal bike with folding handlebar |
CN106741492A (en) * | 2017-02-17 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | The portable three-wheel scooter of stretching handle Shockproof type |
CN110104108B (en) * | 2019-04-04 | 2021-03-09 | 宁波新骑科技有限公司 | Folding bicycle |
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JP2010254265A (en) * | 2009-04-26 | 2010-11-11 | Hisayuki Suzuki | Folding bicycle |
CN101700799B (en) * | 2009-11-16 | 2011-08-24 | 西南交通大学 | Portable folding bicycle |
DE102010042570B4 (en) * | 2010-10-18 | 2012-07-26 | Jörg Funke | Folding and partially dismountable bicycle |
CN103707975B (en) * | 2012-10-08 | 2017-07-07 | 吴宁 | A kind of expansion can form the foldable luggage trolley of bicycle |
CN205396364U (en) * | 2016-02-02 | 2016-07-27 | 罗挺 | Electric bicycle |
CN206012836U (en) * | 2016-08-25 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Flexible handle type portable bicycle |
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