CN106184557B - Stretching handle type quick-folding formula bicycle - Google Patents
Stretching handle type quick-folding formula bicycle Download PDFInfo
- Publication number
- CN106184557B CN106184557B CN201610700791.8A CN201610700791A CN106184557B CN 106184557 B CN106184557 B CN 106184557B CN 201610700791 A CN201610700791 A CN 201610700791A CN 106184557 B CN106184557 B CN 106184557B
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- Prior art keywords
- clamping piece
- hole
- handgrip
- upward
- pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
- B62K15/008—Collapsible or foldable cycles the frame being foldable foldable about 2 or more axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K21/00—Steering devices
- B62K21/12—Handlebars; Handlebar stems
- B62K21/16—Handlebars; Handlebar stems having adjustable parts therein
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K2015/005—Collapsible or foldable cycles having additional wheels for use when folded or collapsed
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
A kind of stretching handle type quick-folding formula bicycle, including the handle that stretches, front fork stem, side arm, central sill, fork afterwards, vehicle seat, front-wheel, rear-wheel, Rear frame and driving mechanism, flexible handle connection front fork stem and side arm, handle stretch by left handgrip, right handgrip, upper latch fitting, lower latch fitting and knob are constituted, side arm is by front-axle beam, preceding even part, rotary part, interior chock and preceding slotware are constituted, central sill is by beam pipe, preceding internal plug, internal plug afterwards, slotware and five-way tubing are formed by connecting afterwards, fork is made of rear fork two dropout afterwards, vehicle seat is by seat pipe, lock-connecting piece, connecting rod, saddle and folding location hook are formed by connecting, front-wheel is installed on front axle, rear-wheel is installed on rear fork, driving mechanism is by axis, two cranks, chain wheel, two pedals, flywheel and chain are constituted, and be connected in Five-way tube and rear-wheel on.
Description
Technical field：
The present invention relates to a kind of folding portable bicycle, in particular to a kind of stretching handle type quick-folding formula bicycle.
Technical background：
There are several money folding bicycles currently on the market, but due to structure and construction etc., folded effect is also not
It is too ideal.
Summary of the invention：
The invention aims to provide a kind of handlebar in a manner of the new type foldable for the handle type that stretches, vehicle seat folds and side arm
Link the mode folded, and front and back wheel is in simultaneously row pattern after folding --- stretching handle type quick-folding formula bicycle.Mesh of the invention
Be realized in；Stretching handle type quick-folding formula bicycle, including flexible handle, front fork stem, side arm, central sill, rear fork,
Vehicle seat, front-wheel, rear-wheel, Rear frame and driving mechanism, it is characterized in that：Flexible handle include left handgrip, right handgrip, upper latch fitting, under
Latch fitting and knob, left handgrip and right handgrip are to be formed by the upper end of round tube as right-angle bending, left handgrip and right handgrip right-angle bending
The outside of place lower section is provided with threaded hole, and upper latch fitting is made of upper clamping piece, limit film and clamping screw, and 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 upper clamping piece, are also connected on the circular hole of two upward and downwards of upper clamping piece up and down
To crack, upper clamping piece upward and downward left and right rearward of cracking respectively is provided with the threaded hole of a upward and downward, and upper clamping piece upward and downward, which cracks, to be leaned on
The bottom end of the threaded hole of two upward and downward of left and right afterwards allows limit film to be connected to the bottom of upper clamping piece by two bolt twist-ons, one limit film
Side, the centre of upper clamping piece have one to crack vertical longitudinal hole with upper clamping piece upward and downward, one lock of rear end connection of upper clamping piece longitudinal hole
The stop nut of tight bolt, left handgrip and right handgrip penetrate in the circular hole of upper clamping piece left and right ends upward and downward, and by left handgrip and
Threaded hole below at right handgrip right-angle bending corresponds to the bottom side of upper clamping piece, is screwed into left handgrip and the right hand respectively with two bolts
In the threaded hole below at right-angle bending, left handgrip and right handgrip and upper clamping piece are made into the limit rotated, also, be fastened to a left side
Two bolts in hand handle and right handgrip cooperate with the limit film for the bottom side for being connected to upper clamping piece, can be used as left handgrip and right handgrip
Limit when expansion, clamping screw penetrate in the longitudinal hole of upper clamping piece, and are screwed into stop nut, and tightening clamping screw can receive
Tight upper clamping piece upward and downward cracks, and upper clamping piece is locked left handgrip and right handgrip so that left handgrip and right handgrip fix and cannot
Rotation；Lower latch fitting is made of lower clamping piece and clamping screw, and lower clamping piece is the blank of an aluminium extruded type, the left and right two of lower clamping piece front
Respectively there is the circular hole of a upward and downward at end, is connected with cracking for upward and downward, a left side for lower clamping piece on the circular hole of two upward and downwards of lower clamping piece front
There is a circular hole of a upward and downward in rear end, and there is a circular hole of a upward and downward in lower clamping piece rear end to the right, the centre of lower clamping piece front have one with
Lower clamping piece front upward and downward cracks vertical longitudinal hole, and the rear end of lower clamping piece longitudinal hole connects the stop nut of a clamping screw,
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, and front fork stem is made of round tube, cylinder and front axle, round tube
Bottom end pore in fill in cylinder, there is a cross-perforating in the bottom end of round tube to and together with cylinder, front axle penetrate round tube bottom end and
It in the cross-perforating of cylinder, and wins to the right out, left handgrip and right handgrip penetrate in the circular hole of lower clamping piece left and right ends upward and downward, lock
Tight bolt penetrates in the longitudinal hole of lower clamping piece, and is screwed into stop nut, and lower clamping piece upward and downward can be tightened by tightening clamping screw
Crack, lower clamping piece is locked into left handgrip and right handgrip, so that left handgrip and right handgrip are fixed and cannot be slided up and down, knob connects
It is connected to the top of left handgrip and right handgrip, and is located at the top of upper clamping piece；Side arm is by front-axle beam, preceding even part, rotary part, interior chock
It is constituted with preceding slotware, the left side of front-axle beam front end is filled in the pore of front-axle beam rear end with part riveting, interior chock close-fitting is before connected, interior chock
Preceding slotware is bolted, preceding slotware is the groove profile part being open backwards, and respectively there are phase in the top and bottom at left and right sides of preceding slotware
Mutual to perforation, rotary part is installed on the right of lower clamping piece on the upward and downward circular hole of rear end, and the two sides up and down of preceding even part have mutually
To perforation, preceding even part it is mutual rotary part is bolted to lock to being punched through, it is upper at left and right sides of the flute profile of preceding slotware
Under respectively have it is one mutual to perforation；Central sill includes beam pipe, preceding internal plug, rear internal plug, rear slotware and five-way tubing, and beam pipe is by metal square
Shape pipe is made, and close-fitting fills in preceding internal plug in the pore of beam pipe front end, and close-fitting fills in rear internal plug, rear internal plug in the pore of beam pipe rear end
It is the component that respectively there is a vertical threaded hole in front and back, respectively there are a hole, the front and rear gaps of beam pipe rear end bottom side in the front and back of beam pipe rear end bottom side
Corresponding with the vertical threaded hole before and after rear internal plug, five-way tubing is fixed by two bolts and the vertical threaded hole before and after rear internal plug
Twist-on is plugged with lateral perforation in preceding in the forward lower comer and beam pipe front end pore of beam pipe, and the left and right sides of beam pipe rear end is related
Rear internal plug in the pore of beam pipe rear end be provided with several cross-perforatings together, rear slotware is opening groove profile part facing forward,
The anterior angle at left and right sides of slotware top has mutual to perforation afterwards, and the two sides of rear slotware lower part or so are provided with several mutual to wearing
Hole, the two sides of rear slotware lower part or so are several mutual corresponding with several cross-perforatings of beam pipe rear end to perforating, before beam pipe
Lateral being punched through of inferior horn mutual to lower end at left and right sides of lock bolt and preceding slotware is rotatablely connected perforation；Fork is by two afterwards
Dropout is constituted, and the front end of dropout is in two wavy bendings, and the side of dropout front end has and the rear several phases in slotware lower part
Mutual to corresponding hole of perforating, there is the U-shaped gap of opening backward in the rear end of dropout, and two dropout are in symmetry shape, two rear forks
Piece connect lock bolt with the rear end of rear slotware and beam pipe by several；Vehicle seat includes seat pipe, lock-connecting piece, connecting rod, saddle and folding
Folded location hook, seat pipe are made of rectangle seat pipe, upper plug member, lower plug member and circle saddle pipe, and rectangle seat pipe is by the upper end of a rectangular tube
Lateral bend forms to the left, and rectangle seat pipe lower end is respectively provided with a cross-perforating up and down, and the trailing flank of rectangle seat pipe lower end is provided with one
Long hole, close-fitting fills in plug member in the pore of rectangle seat pipe upper end, and close-fitting fills in lower plug member in the pore of rectangle seat pipe lower end, and
So that the cross-perforating of lower plug member or more is corresponded to the cross-perforating of rectangle seat pipe lower end or more, keeps the fluting of lower plug member backward corresponding
In the long hole of the rear side of rectangle seat pipe lower end, circle saddle pipe is fixedly connected by two bolts with upper plug member, the lower transverse direction of seat pipe lower end
It is punched through and perforation is rotatablely connected to above angle is mutual before lock bolt and the rear slotware left and right sides, rectangle seat pipe lower end trailing flank
Long hole neutralize the lock-connecting piece that is slidably connected in the lower fluting of plug member backward, lock-connecting piece can be locked with the upper edge of rear slotware trailing flank
It connects, the rear end of the upper cross-perforating rotation connection connecting rod of seat pipe lower end, connecting rod is pressed by the rear and front end of a metal round steel
The component of right-angle bending, is respectively provided with a threaded hole before and after connecting rod at the two-end-point of right-angle bending, the front end of connecting rod and after before connecting part
The cross-perforating rotation connection of end top, saddle are connected on round saddle pipe, fold the right side that location hook is connected to beam pipe front end；
Front-wheel is installed on front axle, and rear-wheel is installed on rear fork, and Rear frame is connected to the lower part of rear slotware and the both ends of rear axle, rear car
Two rear ends of frame further include having two to tow wheel, open lock-connecting piece, and by vehicle seat collapsed forward, and under the action of connecting rod, vehicle seat connects
Folded together to the lower section of central sill with side arm, flexible handle, front fork stem and front-wheel, and by front-wheel and rear-wheel in and row pattern,
Reach perfect folding effect, and under the action of folding location hook seat pipe, by vehicle seat, side arm, flexible handle, front fork stem and in
Beam is fixed on folded state together, tows wheel for two and is placed in ground, and the vehicle can be towed by holding knob；During driving mechanism includes
Axis, two cranks, chain wheel, two pedals, flywheel and chain, central axis are connected in Five-way tube, and two cranks are installed on the two of axis
End, chain wheel are fixedly connected on the crank on the right of two cranks, and flywheel is connected to the right side of rear-wheel, and chain is wire-wrapped in chain wheel and flywheel
On.
The beneficial effects of the invention are as follows：The present invention passes through the ingenious cooperation of profile piece, so that entire vehicle frame is not all welded
Welding, represents a kind of new trend of the manufacturing process of bicycle；Handlebar of the invention uses the form of flexible handle, so that vehicle
Folding reached both most simple, 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 front-wheel is located at position to the left, so that before folded
Wheel can be located at the left side of rear-wheel, and with rear-wheel in simultaneously row pattern, overall feeling is more beautiful after folding the present invention；Before of the invention
Rotating member uses the cooperation of side arm and the rotary part for the rear end being connected on the right of lower clamping piece, includes plane bearing in rotary part
With shock-absorbing polyurethane cylinder, rotating member is both simple before allowing and effectively and also has incabloc function；The lower transverse direction of seat pipe lower end is worn
The rotation connection of Kong Yuhou slotware, the upper cross-perforating of seat pipe lower end and the rear end thereof of connecting rod connect, so that linkage structure is also done
It has arrived ultimate attainment simple.
Detailed description of the invention：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the expanded schematic diagram of the flexible handle of the present invention；
Fig. 3 is the gathering schematic diagram of the flexible handle of the present invention；
Fig. 4 is folding process schematic diagram of the present invention；
Fig. 5 is that present invention folding finishes figure；
In figure：1 --- flexible handle, 2 --- front fork stem, 3 --- side arm, 4 --- central sill, 5 --- rear fork, 6 ---
Vehicle seat, 71 --- front-wheel, 72 --- rear-wheel, 73 --- Rear frame, 8 --- driving mechanism；Wherein flexible handle 1 further includes：
11 --- left handgrip, 12 --- right handgrip, 13 --- upper latch fitting, 14 --- lower latch fitting, 15 --- knob；Vehicle seat 6 further includes：Vehicle
Seat 6 further includes：61 --- seat pipe, 62 --- lock-connecting piece, 63 --- connecting rod, 64 --- saddle, 65 --- fold location hook.
Specific embodiment：
According to Fig. 1, the stretching handle type quick-folding formula bicycle, including flexible handle 1, front fork stem 2, side arm 3, in
Beam 4, rear fork 5, vehicle seat 6, front-wheel 71, rear-wheel 72, Rear frame and driving mechanism system 8；
The flexible handle 1 includes left handgrip 11, right handgrip 12, upper latch fitting 13, lower latch fitting 14 and knob 15, described
Left handgrip 11 and the right handgrip 12 are all to be formed by the upper end of round tube as right-angle bending, the left handgrip 11 and the right hand
Outside below at 12 right-angle bendings is respectively provided with a threaded hole, the threaded hole difference of the left handgrip 11 and the right handgrip 12
Corresponding to the bottom side of upper 13 upper clamping piece of latch fitting, it is straight to the left handgrip 11 and the right handgrip 12 that twist-on is distinguished with two bolts
At angular distortion in the threaded hole of lower outer, be connected to the left handgrip 11 and the right handgrip 12 bolt be located at it is described
The side of the bottom side of upper 13 upper clamping piece of latch fitting, 12 lower end of the left handgrip 11 and the right handgrip is respectively provided with a threaded hole, described
It, can be as the left handgrip 11 and the right side after left handgrip 11 and 12 lower end side threaded hole of the right handgrip are screwed into bolt
The limit that hand handle 12 and lower 14 lower clamping piece of latch fitting slide up and down.
The upper latch fitting 13 is made of upper clamping piece, limit film and clamping screw, and the upper clamping piece is an aluminium extruded type
Respectively there are the circular hole of a upward and downward in blank, the left and right ends of the upper clamping piece, go back on the circular hole of two upward and downwards of the upper clamping piece
It is connected with cracking for upward and downward, respectively there are the circular hole of a upward and downward, the upper clamping piece in upper clamping piece upward and downward left and right rearward of cracking
Upward and downward crack two upward and downward of left and right rearward circular hole in tapping at threaded hole, the upper clamping piece upward and downward cracks a left side rearward
The bottom end of the threaded hole of right two upward and downwards allows the limit film to be connected to described by limit film described in two bolt twist-ons one
The bottom side of upper clamping piece, and be located at the upper clamping piece upward and downward and crack rearward, the limit film is both ends portion with holes
Part is connected to the limit film of the upper clamping piece bottom side, be connected in the left handgrip 11 and the right handgrip 12 two
Bolt cooperation, limit when can be unfolded as the left handgrip 11 and the right handgrip 12, the centre of the upper clamping piece has
One cracks vertical longitudinal hole with the upper clamping piece upward and downward, and the rear end of the upper clamping piece longitudinal hole is connected with a counterbore, it is described on
The stop nut that a clamping screw is inlayed in the counterbore of folder, upper clamping piece upward and downward can be tightened by tightening the clamping screw
Crack, upper clamping piece is locked into left handgrip and right handgrip so that left handgrip and right handgrip are fixed without being able to rotate, the locking
Bolt is by bolt and screws handle and is formed by connecting, and the clamping screw further includes having stop nut.
The lower latch fitting 14 is made of lower clamping piece and clamping screw, and the lower clamping piece is the blank of an aluminium extruded type,
Respectively there are the circular hole of a upward and downward in the left and right ends of the lower clamping piece front, go back on the circular hole of two upward and downwards of the lower clamping piece front
It is connected with cracking for upward and downward, there is the circular hole of a upward and downward at the left back end of the lower clamping piece, and lower clamping piece rear end to the right has one
The upward and downward circular hole of the circular hole of upward and downward, the left back end of lower clamping piece is corresponding with the round tube close-fitting of the front fork stem 2, before described
Fork arm 2 is made of round tube, cylinder and front axle, fills in cylinder in the bottom end pore of round tube, and the bottom end of round tube has to and together with cylinder
One cross-perforating, front axle are penetrated in the bottom end of round tube and the cross-perforating of cylinder and are won to the right out, the left back end of lower clamping piece
The upper end close-fitting of upward and downward circular hole and 2 round tube of front fork stem is socketed, and there are one and lower clamping piece upward and downward in the centre of the lower clamping piece
Crack 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 side
Hand handle 11 and the right handgrip 12 penetrate in the circular hole of lower clamping piece left and right ends upward and downward, and the clamping screw penetrates
It in the longitudinal hole of the lower clamping piece, and is screwed into stop nut, lower clamping piece upward and downward can be tightened by tightening the clamping screw
It cracks, by the lower clamping piece locking left handgrip 11 and the right handgrip 12, so that the left handgrip 11 and institute
The right handgrip 12 stated is fixed and cannot slide up and down.
The knob 15 is a plastic part, and two lower ends of the knob 15 are respectively connected with the circle of a upward and downward, the knob
The aperture of 15 two circle collar aperture is corresponding with the outer diameter of the left handgrip 11 and the right handgrip 12, and the top of the knob 15 is
Two collar aperture of the handle of one knob, the knob 15 are socketed on respectively under 12 knee of the left handgrip 11 and the right handgrip
Side, the knob 15 are located at the top of the upper clamping piece.
The side arm 3 includes front-axle beam, preceding even part, rotary part, interior chock and preceding slotware, and the front-axle beam is by rectangular tube
It is made, there is several riveted holes on the left of the front-axle beam front end, the stamping parts that part is upward and downward left folding side is connected before described, before described
Even the front end on part upward and downward left folding side has mutual to perforation, and the rivetings on part there are also several and the front-axle beam front end are connected before described
The corresponding hole in hole, several holes that part is connected before described are riveted by rivet and several riveted holes of the front-axle beam front end, the rotation
Rotation member includes front axle tube, two zanjon bearings, a plane bearing and has a shock-absorbing polyurethane cylinder, the upper and lower side of front axle tube pore
It is respectively milled with the counterbore for placing zanjon bearing, the front axle tube upward and downward that close-fitting is pressed into the rear end on the right of the lower clamping piece from bottom to top is justified
Kong Zhong, two zanjon bearings are embedded in respectively in the counterbore of front axle tube upper and lower side, and plane bearing is lining in the zanjon of the front axle tube upper end
On bearing, then shock-absorbing polyurethane cylinder is put on plane bearing, the axial direction of shock-absorbing polyurethane cylinder has a hole, and deep by two
The hole of the inner hole of ditch bearing, the axis hole of plane bearing and shock-absorbing polyurethane cylinder, corresponding to connecting part front end groove profile or more two before described
Side it is mutual to perforation, with to lock bolt by the rotatable parts and it is described before connect that part front end is mutual to connect perforation,
The interior chock close-fitting is filled in the pore of the front-axle beam rear end, and the interior chock is the rectangle by respectively there is a circular hole up and down
The cutting off processing part of Al squeezing material, tapped, described interior chock and the front-axle beam in two circular holes up and down of the interior chock
Rear end transverse direction between also positioned with pin, the interior chock is bolted the preceding slotware by two, before described
Slotware is the groove profile part struck out by sheet metal Kai Kou backwards, the lower end at left and right sides of the preceding slotware have it is mutual to perforation,
Respectively there is a hole in the preceding bottom surface of preceding slotware up and down.
The central sill 4 includes beam pipe, preceding internal plug, rear internal plug, rear slotware and five-way tubing, and the beam pipe is by metal square
Shape pipe is made, and close-fitting fills in the preceding internal plug, close-fitting plug in the pore of beam pipe rear end in the pore of beam pipe front end
Entering the rear internal plug, the rear internal plug is the cutting off processing part for respectively having the rectangular aluminium profile of a vertical circular hole by front and back,
Tapped in the vertical circular hole in front and back two of internal plug after described, respectively there are a hole, the beam pipe in the front and back of beam pipe rear end bottom side
The front and rear gaps of rear end bottom side are corresponding with the vertical threaded hole before and after the rear internal plug, and it is vertical that the trailing flank of the rear internal plug is provided with one
To threaded hole, the five-way tubing is the cutting off processing part by Al squeezing material, and the lower end of the five-way tubing has lateral
Respectively there are a vertical hole in Five-way tube hole, the front and back of the upper surface of the five-way tubing, and the vertical hole of the two of the five-way tubing passes through
The fixed twist-on of vertical threaded hole before and after two bolts, with the rear internal plug, the forward lower comer of the beam pipe and the beam pipe front tube
It is plugged with lateral perforation in front of described in hole, the pipe positioned at beam pipe rear end is inconjunction at left and right sides of beam pipe rear end
The rear internal plug in hole is provided with several cross-perforatings together, and the rear slotware is opening groove profile part facing forward, the pit
Anterior angle at left and right sides of part top have it is mutual to perforation, it is described after slotware lower part or so two sides be provided with it is several mutual to wearing
Hole, it is described after slotware lower part or so two sides it is several mutual corresponding with several cross-perforatings of beam pipe rear end to perforating,
There are a hole, the trailing flank longitudinal direction in the hole in the rear slotware lower rearward side face and the rear internal plug in the trailing flank of slotware lower part after described
Threaded hole it is corresponding, the forward lower comer of the beam pipe is lateral to be punched through to lower end at left and right sides of lock bolt and the preceding slotware
Mutual is rotatablely connected perforation.
The rear fork 5 is made of two dropout, and the front end of the dropout is in two wavy bendings, after described
The side of forks piece front end have with it is described after slotware lower part it is several mutual to the corresponding hole of perforation, the rear end of the dropout has
The U-shaped gap of opening backward, dropout described in two are in symmetry shape, and dropout described in two is by several to lock bolt and pit
Part is fixedly connected with the rear end of beam pipe.
The vehicle seat 6 includes seat pipe 61, lock-connecting piece 62, connecting rod 63, saddle 64 and folds location hook 65, the seat pipe
61 by rectangle seat pipe, upper plug member, lower plug member and circle saddle pipe constitute, the rectangle seat pipe be by a rectangular tube upper end to the left
It is bent, rectangle seat pipe lower end is respectively provided with a cross-perforating up and down, and the trailing flank of rectangle seat pipe lower end is provided with
One long hole, close-fitting fills in the upper plug member in the pore of rectangle seat pipe upper end, and the upper plug member is that respectively had by front and back
The cutting off processing part of the rectangular aluminium profile of one circular hole, tapped, the rectangle seat pipe in two circular hole of front and back of the plug member
Upper end is inconjunction with the upper plug member and hits the person together pin reinforcing, and close-fitting fills in lower plug in the pore of rectangle seat pipe lower end
Part, the lower plug member be the component of the rectangular block shape as made of nylon injection-molding, and the trailing flank of the lower plug member has one backward
There are a upward counterbore in fluting, the top that the lower plug member is slotted backward, and the left and right sides of the lower plug member respectively has one up and down
Cross-perforating, the lower plug member from bottom to top fill in the pore of rectangle seat pipe lower end by close-fitting, and makes the lower plug
Cross-perforating above and below part corresponds to the cross-perforating of rectangle seat pipe lower end or more, makes the fluting pair of the lower plug member backward
The long hole of the rear side of rectangle seat pipe lower end described in Ying Yu, the circle saddle pipe is process by metal circular tube, the round saddle pipe
The front and back of rear end is respectively provided with one radial to perforation, and two pairs of the round saddle pipe rear end are punched through two bolts and the upper plug member
Two threaded holes be fixedly connected, the lower cross-perforating of 61 lower end of seat pipe pass through to lock bolt and it is described after at left and right sides of slotware
Preceding upper angle is mutual to be rotatablely connected perforation, and the long hole of rectangle seat pipe lower end trailing flank neutralizes the lower plug member opening backward
Be slidably connected the lock-connecting piece in slot, and the lock-connecting piece 62 is made of flat pin, lock tongue and spring, spring be put into it is described under
In the fluting of plug member backward, and the upper end of spring is located in the upward counterbore of the lower plug member, then the lower plug member backward
Fluting in penetrate flat pin, respectively have a longitudinal threaded hole up and down in the middle part of flat pin, lock tongue is a block-like metal parts,
The lower end of lock tongue is in the lock tongue shape of door lock, and respectively there is a longitudinal perforation in the upper end of lock tongue up and down, and the perforation above and below lock tongue is logical
It crosses two bolts to be fixedly connected with the threaded hole above and below flat pin, lock tongue under the action of the spring can be with the rear slotware trailing flank
Upper edge interlocking, the rear end of the connecting rod 63 are penetrated from left to right in the upper cross-perforating of 61 lower end of seat pipe, blending bolt
It is fastened in the threaded hole of 63 rear end of connecting rod and positions, the connecting rod 63 is pressed by the rear and front end of a metal round steel
The component of right-angle bending, is respectively provided with a threaded hole at the two-end-point of the 63 front and back right-angle bending of connecting rod, before the connecting rod 63
End is penetrated from left to right in the cross-perforating above preceding even part rear end, and blending bolt is fastened to the screw thread of 63 front end of connecting rod
It is positioned in hole, the saddle 64 is connected on the circle saddle pipe, and the folding location hook 65 is by a sheet of spring
The top of steel rivets a hook-type nylon part, the lower end hole You Liang for folding location hook 65, and the folding location hook 65 passes through
The riveting of two rivets and beam pipe front end right side.
The front-wheel 71 is 16 inches of wheel, and the front-wheel 71 is installed on the front axle, the rear-wheel 72
It is 16 inches of wheels, the rear-wheel 72 is installed in the U-shaped gap of the opening of two dropout backward, push lock tongue aside upwards,
And by 6 collapsed forward of vehicle seat, under the action of connecting rod 63, the vehicle seat 6 is inconjunction with the side arm 3, institute
Flexible handle 1, the front fork stem 2 and the front-wheel 71 stated are folded to the lower section of the central sill 4 together, and will be described
Front-wheel 71 and rear-wheel 72 in and row pattern so that the folded present invention more it is complete effectively, and in 65 hook of folding location hook
Under the action of connecing the seat pipe 6, by the side arm 3, the flexible handle 1, the front fork stem 2 and the central sill 4
It is fixed on folded state together.
The Rear frame 73 tows wheel by round metal rod piece and two and constitutes, and round metal rod piece is welded by metal round rod bending
It forms, the front end of round metal rod piece is fixed in the threaded hole of the trailing flank longitudinal direction of the rear internal plug by bolt twist-on, metal
Two lower ends of round bar part are connected to the both ends of 72 wheel shaft of rear-wheel, and there is lateral rod in round metal rod piece back, and lateral rod is left
The endpoint at right both ends has lateral threaded hole, tows the PU wheel that wheel is plastic wheel hub, it is deep that the centre of PU wheel two sides respectively inlays one
Ditch ball bearing is also lined with a lining ring between two deep groove ball bearings of PU wheel, and two tow wheel, and to be socketed on round metal rod piece respectively lateral
The left and right ends of rod, and be fastened in the threaded hole of lateral rod left and right ends and positioned with two bolts.
The driving mechanism 8 includes axis, two cranks, chain wheel, two pedals, flywheel and chain, and the axis passes through
Axis accessory is connected in the Five-way tube hole of the Five-way tube, and crank described in two is installed on the both ends of the axis, described
Chain wheel be fixedly connected on the right crank of two cranks, pedal described in two be connected to two described on crank,
The flywheel is connected to the right side of the rear-wheel 72, and the chain is wire-wrapped on the chain wheel and the flywheel.
Claims (8)
1. a kind of stretching handle type quick-folding formula bicycle, including flexible handle, front fork stem, side arm, central sill, rear fork, vehicle seat,
Front-wheel, rear-wheel, Rear frame and driving mechanism, it is characterized in that：Flexible handle include left handgrip, right handgrip, upper latch fitting, lower latch fitting and
Knob, left handgrip and right handgrip form by the upper end of round tube as right-angle bending, at left handgrip and right handgrip right-angle bending below
Outside is provided with threaded hole, and upper latch fitting is made of upper clamping piece, limit film and clamping screw, and the left and right ends of upper clamping piece respectively have about one
To circular hole, be connected with cracking for upward and downward on the circular hole of two upward and downwards of upper clamping piece, upper clamping piece upward and downward cracks left and right rearward
Respectively be 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
One limit film of bolt twist-on, allows limit film to be connected to the bottom side of upper clamping piece, and the centre of upper clamping piece has one to open with upper clamping piece upward and downward
Vertical longitudinal hole is stitched, the rear end of upper clamping piece longitudinal hole connects the stop nut of a clamping screw, and left handgrip and right handgrip penetrate
In the circular hole of upper clamping piece left and right ends upward and downward, and the threaded hole below at left handgrip and right handgrip right-angle bending corresponded to upper
The bottom side of folder is screwed into the threaded hole below at left handgrip right-angle bending with a bolt of two bolts and neutralizes the another of two bolts
One bolt is screwed into the threaded hole below at right handgrip right-angle bending, and left handgrip and right handgrip and upper clamping piece are made the limit rotated
Position, clamping screw penetrates in the longitudinal hole of upper clamping piece, and is screwed into stop nut, and tightening clamping screw can tighten on upper clamping piece
It is lower to crack；Lower latch fitting is made of lower clamping piece and clamping screw, and respectively there are the circle of a upward and downward in the left and right ends of lower clamping piece front
Hole is connected with cracking for upward and downward on the circular hole of two upward and downwards of lower clamping piece front, and there is the circle of a upward and downward at the left back end of lower clamping piece
There are the circular hole of a upward and downward in hole, lower clamping piece rear end to the right, and the centre of lower clamping piece front has one to open with lower clamping piece front upward and downward
Vertical longitudinal hole is stitched, the rear end of lower clamping piece longitudinal hole connects the stop nut of a clamping screw, in the middle part of lower clamping piece above and below left end
To circular hole and the upper end of front fork stem connect, front fork stem is made of round tube, cylinder and front axle, fills in circle in the bottom end pore of round tube
There is a cross-perforating in the bottom end of column, round tube to and together with cylinder, and front axle penetrates in the bottom end of round tube and the cross-perforating of cylinder, and
It wins to the right out, left handgrip penetrates in the circular hole of lower clamping piece left end upward and downward and right handgrip penetrates the circular hole of lower clamping piece right end upward and downward
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 is connected to the top of left handgrip and right handgrip, and is located at the top of upper clamping piece；Side arm is by front-axle beam, preceding company
Part, rotary part, interior chock and preceding slotware are constituted, and front-axle beam is filled in part riveting, interior chock close-fitting is before connected in the left side of front-axle beam front end
In the pore of rear end, preceding slotware is bolted in interior chock, and preceding slotware is the groove profile part being open backwards, at left and right sides of preceding slotware
Top and bottom respectively have mutual to perforation, rotary part is installed on the right of lower clamping piece on the upward and downward circular hole of rear end, preceding company
The two sides up and down of part have it is mutual to perforation, preceding even part it is mutual rotary part, preceding slotware are bolted to lock to being punched through
Flute profile at left and right sides of respectively have up and down it is one mutual to perforation；Central sill includes beam pipe, preceding internal plug, rear internal plug, rear slotware and five
Way pipe fitting, beam pipe are made of level metal rectangular pipe, and close-fitting fills in preceding internal plug in the pore of beam pipe front end, tight in the pore of beam pipe rear end
With rear internal plug is filled in, rear internal plug is the component that respectively there is a vertical threaded hole in front and back, and respectively there are a hole, beam in the front and back of beam pipe rear end bottom side
The front and rear gaps of pipe rear end bottom side are corresponding with the vertical threaded hole before and after rear internal plug, before five-way tubing is by two bolts and rear internal plug
Rear vertical threaded hole fixed twist-on is plugged with lateral perforation, Liang Guan in preceding in the forward lower comer and beam pipe front end pore of beam pipe
It is inconjunction with the rear internal plug in the pore of beam pipe rear end at left and right sides of rear end and is provided with several cross-perforatings together, rear slotware is
The groove profile part for being open facing forward, the anterior angle at left and right sides of rear slotware top have mutual to perforation, the two sides of rear slotware lower part or so
It is provided with several mutual to perforation, the several mutual several transverse directions to perforation and beam pipe rear end in the two sides of rear slotware lower part or so
Perforation corresponds to, and lateral being punched through of the forward lower comer of beam pipe mutual to lower end at left and right sides of lock bolt and preceding slotware turns perforation
Dynamic connection；Fork is made of two dropout afterwards, and the front end of dropout is in two wavy bendings, the side of dropout front end have with
Slotware lower part is several mutual to corresponding hole of perforating afterwards, and there are the U-shaped gap of opening backward, two dropout in the rear end of dropout
In symmetry shape, two dropout connect lock bolt with the rear end of rear slotware and beam pipe by several；Vehicle seat includes seat pipe, interlocking
Part, connecting rod, saddle and fold location hook, seat pipe by rectangle seat pipe, upper plug member, lower plug member and circle saddle pipe constitute, rectangle seat pipe by
Lateral bend forms to the left for the upper end of one rectangular tube, and rectangle seat pipe lower end is respectively provided with a cross-perforating, rectangle seat pipe lower end up and down
Trailing flank be provided with a long hole, close-fitting fills in plug member in the pore of rectangle seat pipe upper end, tight in the pore of rectangle seat pipe lower end
With filling in lower plug member, and the cross-perforating of lower plug member or more is made to correspond to the cross-perforating of rectangle seat pipe lower end or more, makes lower plug
The fluting of part backward corresponds to the long hole of the rear side of rectangle seat pipe lower end, and circle saddle pipe is fixedly connected by two bolts with upper plug member,
The lower cross-perforating of seat pipe lower end is by being rotatablely connected perforation to upper angle before lock bolt and the rear slotware left and right sides is mutual, square
The long hole of shape seat pipe lower end trailing flank neutralizes the lock-connecting piece that is slidably connected in the lower fluting of plug member backward, lock-connecting piece can with after rear slotware
The upper edge interlocking of side, the rear end of the upper cross-perforating rotation connection connecting rod of seat pipe lower end, before connecting rod is by a metal round steel
Both ends are pressed into the component of right-angle bending afterwards, are respectively provided with a threaded hole before and after connecting rod at the two-end-point of right-angle bending, before connecting rod
End is rotatablely connected with the cross-perforating before connected above part rear end, and saddle is connected on round saddle pipe, is folded location hook and is connected to beam pipe
The right side of front end；Front-wheel is installed on front axle, and rear-wheel is installed on rear fork, and Rear frame is connected to lower part and the rear wheel rotation of rear slotware
The both ends of axis, two rear ends of Rear frame include two to tow wheel；Driving mechanism includes axis, two cranks, chain wheel, two pedals, flies
Wheel and chain, central axis are connected in Five-way tube, and two cranks are installed on the both ends of axis, and chain wheel is fixedly connected on the two cranks right side
On the crank on side, flywheel is connected to the right side of rear-wheel, and chain is wire-wrapped on chain wheel and flywheel；After the longitudinal hole of the upper clamping piece
End is connected with a counterbore, inlays the stop nut of a clamping screw in the counterbore of the upper clamping piece, the clamping screw by
Bolt and screw handle and be formed by connecting, the clamping screw further includes having stop nut, the left back end of the lower clamping piece and it is right after
There is the U-shaped opening of an opening backward between end, the width of tire of width and rear-wheel of the U-shaped opening of the lower clamping piece is opposite
It answers；The upward and downward circular hole at the left back end of the lower clamping piece and the round tube close-fitting of the front fork stem are corresponding, the lower clamping piece it is left back
The upper end close-fitting of the round tube of the upward and downward circular hole and front fork stem at end is socketed, and the knob is a plastic part, the knob
Two lower ends be respectively connected with the circle of a upward and downward, the aperture of two circle collar aperture of the knob and the left handgrip and the right handgrip
Outer diameter is corresponding, and the top of the knob is the handle of a knob.
2. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The left handgrip and the right side
The threaded hole of hand handle corresponds respectively to the bottom side of the upper clamping piece of the upper latch fitting, the lower end side of the left handgrip and the right handgrip
It, can be as gliding in the left handgrip and the right handgrip and the lower clamping piece of the lower latch fitting after face threaded hole is screwed into bolt
Dynamic limit is connected to the limit film of the bottom side of the upper clamping piece, and is connected in the left handgrip and the right handgrip
The cooperation of two bolts, limit when can be unfolded as the left handgrip and the right handgrip.
3. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The front-axle beam is by rectangular tube
It is made, there is several riveted holes on the left of the front end of the front-axle beam, the stamping parts that part is upward and downward left folding side is connected before described, it is described
The front end on the preceding even upward and downward left folding side of part has mutual to perforation, and the rotary part includes front axle tube, two zanjon axis
It holds, 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 for placing zanjon bearing, preceding
Central siphon from bottom to top close-fitting be pressed into the lower clamping piece the right rear end upward and downward circular hole in, two zanjon bearings are embedded in respectively
In the counterbore of front axle tube upper and lower side, plane bearing is lining on the zanjon bearing of the upper end of the front axle tube, then by shock-absorbing polyurethane
Cylinder is put on plane bearing, and the interior chock by respectively having the cutting off processing part of the rectangular aluminium profile of a circular hole, institute up and down
It is fixed with pin between the transverse direction of the rear end of tapped in two circular holes up and down of interior chock, described interior chock and the front-axle beam to state
Position, respectively there is a hole in the preceding bottom surface of the preceding slotware up and down.
4. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The beam pipe is by metal square
Shape pipe is made, and the rear internal plug is respectively had the cutting off processing part of the rectangular aluminium profile of a vertical circular hole by front and back, interior after described
Tapped in the vertical circular hole in front and back two of plug, the trailing flank of the rear internal plug is provided with a longitudinal threaded hole, and described five is logical
For pipe fitting by the cutting off processing part of Al squeezing material, there is lateral Five-way tube hole in the lower end of the five-way tubing, the five-way tubing
Respectively there is a vertical hole in the front and back of upper surface, and there are a hole, the lower rearward side of the rear slotware in the trailing flank of the lower part of the rear slotware
The hole in face is corresponding with the rear threaded hole of trailing flank longitudinal direction of internal plug.
5. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The upper plug member is by front and back
Respectively there are the cutting off processing part of the rectangular aluminium profile of a circular hole, tapped, the square in two circular hole of front and back of the upper plug member
The upper end of shape seat pipe is inconjunction with the upper plug member and hits the person together pin reinforcing, and the lower plug member is as made of nylon injection-molding
There are a fluting backward in the component of rectangular block shape, the trailing flank of the lower plug member, and the top that the lower plug member is slotted backward has one
Respectively there are a cross-perforating in upward counterbore, the left and right sides of the lower plug member up and down, and the circle saddle pipe is added by metal circular tube
Work forms, and it is radial to perforation that the front and back of the rear end of the round saddle pipe is respectively provided with one.
6. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The lock-connecting piece is by flat
Pin, lock tongue and spring are constituted, and spring is put into the fluting of the lower plug member backward, and the upper end of spring is located at the lower plug member
In upward counterbore, then in the fluting of the lower plug member backward flat pin is penetrated, respectively having in the middle part of flat pin up and down is one longitudinal
Threaded hole, lock tongue is a block-like metal parts, and the lower end of lock tongue is in the lock tongue shape of door lock, the upper end of lock tongue it is each up and down
There is a longitudinal perforation, two bolts that are punched through above and below lock tongue are fixedly connected with the threaded hole above and below flat pin, and lock tongue is in bullet
It can be with the upper edge interlocking of the trailing flank of the rear slotware under the action of spring.
7. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The rear end of the connecting rod is from a left side
It penetrates to the right in the upper cross-perforating of the lower end of the seat pipe, blending bolt is fastened in the threaded hole of the rear end of the connecting rod fixed
Position, the front end of the connecting rod are penetrated from left to right in the cross-perforating above preceding even part rear end, and blending bolt is fastened to described
It is positioned in the threaded hole of the front end of connecting rod, the location hook that folds rivets a hook-type nylon by the top of a sheet of spring steel
Part, the lower end hole You Liang for folding location hook, the location hook that folds pass through on the right side of the front end of two bolts and the beam pipe
The lateral threaded hole of the two of face is fixedly connected.
8. stretching handle type quick-folding formula bicycle according to claim 1, it is characterized in that：The Rear frame is by metal
Round bar part and two tows wheel composition, and round metal rod piece is welded by metal round rod bending, and the front end of round metal rod piece passes through spiral shell
Bolt twist-on is fixed in the threaded hole of the trailing flank longitudinal direction of the rear internal plug, and two lower ends of round metal rod piece are connected to the rear-wheel
There are lateral rod in the both ends of wheel shaft, round metal rod piece back, and the endpoint of lateral rod left and right ends has lateral threaded hole, and two drag
Row wheel is socketed on the left and right ends of round metal rod piece transverse bar shape respectively, and is fastened to lateral rod left and right ends with two bolts
It is positioned in threaded hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700791.8A CN106184557B (en) | 2016-08-22 | 2016-08-22 | Stretching handle type quick-folding formula bicycle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700791.8A CN106184557B (en) | 2016-08-22 | 2016-08-22 | Stretching handle type quick-folding formula bicycle |
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| Publication Number | Publication Date |
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| CN106184557A CN106184557A (en) | 2016-12-07 |
| CN106184557B true CN106184557B (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610700791.8A Active CN106184557B (en) | 2016-08-22 | 2016-08-22 | Stretching handle type quick-folding formula bicycle |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741475A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Quick stretching handle drag type portable bicycle |
| CN106741514A (en) * | 2017-01-06 | 2017-05-31 | 太仓市车中宝休闲用品有限公司 | Fast stretch handle |
| CN110785343B (en) * | 2017-04-21 | 2023-06-13 | W·霍 | System for rolling a folding bicycle |
| CN106965897A (en) * | 2017-05-02 | 2017-07-21 | 黄芳笔 | A kind of folding electric bicycle of optimization design |
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|---|---|---|---|---|
| CN101700799A (en) * | 2009-11-16 | 2010-05-05 | 西南交通大学 | Portable folding bicycle |
| DE102010042570A1 (en) * | 2010-10-18 | 2012-04-19 | Jörg Funke | Foldable and partially detachable bicycle for use as e.g. leisure equipment, has bearings defined in common plane around axis, and front wheel including front wheel fork removably formed in its extension over threaded spindle |
| CN103707975A (en) * | 2012-10-08 | 2014-04-09 | 吴宁 | Foldable luggage barrow capable of being unfolded to form bicycle |
| CN205396364U (en) * | 2016-02-02 | 2016-07-27 | 罗挺 | Electric bicycle |
| CN206012830U (en) * | 2016-08-22 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Stretching handle type quick-folding formula bicycle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010254265A (en) * | 2009-04-26 | 2010-11-11 | Hisayuki Suzuki | Folding bicycle |
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2016
- 2016-08-22 CN CN201610700791.8A patent/CN106184557B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700799A (en) * | 2009-11-16 | 2010-05-05 | 西南交通大学 | Portable folding bicycle |
| DE102010042570A1 (en) * | 2010-10-18 | 2012-04-19 | Jörg Funke | Foldable and partially detachable bicycle for use as e.g. leisure equipment, has bearings defined in common plane around axis, and front wheel including front wheel fork removably formed in its extension over threaded spindle |
| CN103707975A (en) * | 2012-10-08 | 2014-04-09 | 吴宁 | Foldable luggage barrow capable of being unfolded to form bicycle |
| CN205396364U (en) * | 2016-02-02 | 2016-07-27 | 罗挺 | Electric bicycle |
| CN206012830U (en) * | 2016-08-22 | 2017-03-15 | 太仓市车中宝休闲用品有限公司 | Stretching handle type quick-folding formula bicycle |
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