CN206476014U - Quick stretching handle folds Shockproof type scooter - Google Patents

Abstract

A kind of quick stretching handle folds Shockproof type scooter, including quick flexible handle, front fork, side arm, folding connecting rod, vehicle body, front-wheel, trailing wheel and drive mechanism, quick stretching handle is by left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle are formed by connecting, side arm is by preceding even part, rotary part, after connect part and groove profile connects part and is formed by connecting, groove profile connects part and locating shaft connection, top of the front-end and back-end of folding connecting rod respectively with rear even part back upper place transverse holes and vehicle body main part is connected, front bar and rear bar the energy mutually interlocking of folding connecting rod, vehicle body is by vehicle body main part, fore bearing, trim ring, bearing after two, bearing block, locating shaft, shock resistance block, revolver is pitched, right wheel is pitched and shock-absorbing catch is formed by connecting, front-wheel is installed on front axle, trailing wheel is installed on a left side, the rear end of right wheel fork, drive mechanism includes treadle part, step, crankshaft toothed wheel group, backgear group, flywheel and chain.

Description

Quick stretching handle folds Shockproof type scooter

Technical field

The utility model is related to a kind of collapsible scooter, and more particularly to a kind of quick stretching handle folding Shockproof type, which is stepped on, to slip Car.

Background technology

There is folding scooter in the market, due to the reason such as structure and construction, very little can't be reached after folding, even It is small to the degree that can be put into knapsack.

The content of the invention

The purpose of this utility model is to provide for a kind of handlebar in the new type foldable mode of quick stretching handle type, after having folded Can be put into knapsack --- quick stretching handle folds Shockproof type scooter.What the purpose of this utility model was realized in； Quick stretching handle folds Shockproof type scooter, including quick stretching handle, front fork, side arm, folding connecting rod, vehicle body, front-wheel, trailing wheel and Drive mechanism, it is characterized in that：Quick stretching handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle, left hand handle and the right side Hand being to be formed by the upper end of pipe as right-angle bending, left hand being respectively provided with screwed hole with the lower section at right handgrip right-angle bending, Side with right handgrip bottom is respectively provided with screwed hole by left hand, and upper latch fitting is made up of upper clamping piece and upper Quick Release, the left and right of upper clamping piece Respectively there is a circular hole that cracks of a upward and downward at two ends, and upper clamping piece left and right ends are cracked the cracking towards front of circular hole, and upper clamping piece left end is opened There is a left lug forward in the left side of cracking of seam circular hole, and there is forward right convex on the crack right side of cracking of circular hole of upper clamping piece right-hand member There is a projection forward in the middle part of piece, upper clamping piece, there is a mutual transverse direction to wear between the left lug, projection and right lug of upper clamping piece Hole, upper Quick Release is installed in the left lug of upper clamping piece, projection and the mutual cross-perforating of right lug, and left hand handle and right handgrip are penetrated In the circular hole that cracks of upper clamping piece left and right ends upward and downward, and by left hand with right handgrip right-angle bending below screwed hole it is corresponding In the bottom side of upper clamping piece, with two bolts be screwed into respectively left hand with right handgrip right-angle bending below screwed hole in, by a left side Hand with right handgrip and upper clamping piece make to rotate it is spacing, upper Quick Release can tighten up cracking for crack circular hole and the right-hand member of upper clamping piece left end Circular hole, the left hand handle and right handgrip in upper clamping piece are fixed；Lower latch fitting is made up of lower clamping piece and lower Quick Release, before the lower clamping piece left side Respectively there is a circular hole that cracks of a upward and downward front portion on portion and the right, and lower clamping piece left side front portion is cracked the cracking towards front of circular hole, under The anterior circular hole that cracks cracks towards front on the right of folder, and the crack left side of cracking of circular hole of lower clamping piece left side front portion has one forward There is a right lug forward on the right side of cracking of the anterior circular hole that cracks on the right of left lug, lower clamping piece, and the anterior centre of lower clamping piece has one Projection forward, between the left lug, projection and right lug of lower clamping piece, there is a mutual cross-perforating, the lower clamping piece left side Rear portion has the rear portion on the right of the circular hole of a upward and downward, lower clamping piece to have the circular hole of a upward and downward, lower clamping piece left side rear portion upward and downward The circular hole of circular hole and the right rear portion upward and downward is connected with front fork, and left hand handle and right handgrip are penetrated before lower clamping piece left side front portion and the right In the circular hole that cracks of portion's upward and downward, left hand is screwed into respectively with two bolts in the screwed hole with right handgrip bottom, lower Quick Release is installed In the left lug of lower clamping piece, projection and the mutual cross-perforating of right lug, lower Quick Release can tighten up the circle that cracks of lower clamping piece left end Hole and the circular hole that cracks of right-hand member, the left hand and right handgrip in lower clamping piece are fixed, handle be connected to left hand with right handgrip Top, and positioned at the top of upper clamping piece；Side arm by preceding even part, rotary part, after connect part and groove profile connects part and constituted, the two of preceding even part Preceding amplexis hole is fixedly connected in the middle part of front fork, and preceding even part is the cutting off processing part of aluminium extruded type, two front ends and a rear end of preceding even part Respectively have an amplexis hole, rotary part connects before being installed on the rear end amplexis hole of part, after connect the slice processing part that part is aluminium extruded type, after Even the front end of part is in groove profile, after connect the both sides up and down of part groove profile and have mutual to perforation, after connect the back upper place of part and have a transverse holes, After connect part back lower place end in rod, after connect part and connect a groove profile in the rear end of rod and connect part, groove profile connects the left and right sides of part rear end Have a mutual cross-perforating, after connect part groove profile it is mutual to being punched through to lock bolt connection rotary part；Folding connecting rod bag Front bar, rear bar, sliding lock, little spring and button-headed bolt are included, front bar is the groove profile part that Open Side Down, the front-end and back-end of front bar Both sides are respectively laterally mutual to perforation with one, and there is the screwed hole of a upward and downward at the rear portion of front bar Cao's top surface, front bar upward and downward Twist-on button-headed bolt in screwed hole, rear bar is the groove profile part that Open Side Down, and the front portion of rear bar and the both sides of rear end respectively carry one Laterally mutual to perforation, the front end of rear bar groove top surface, which has in an elongated hole, the elongated hole of rear bar, installs before sliding lock and little spring, front bar The transverse direction at end is mutual to be connected to being punched through rotating the transverse holes that lock bolt connects part back upper place with after, the transverse direction of preceding rod rear end Mutual to perforation rotate mutual to lock bolt and rear bar front cross that be punched through is connected, and is fastened to the cup head spiral shell of front bar Bolt can be installed in the sliding lock interlocking in rear bar；Vehicle body bearing, bearing block, positioning after vehicle body main part, fore bearing, trim ring, two Axle, shock resistance block, revolver fork, right wheel fork and shock-absorbing catch are constituted, counterbore, vehicle body main part before the left side in the middle part of vehicle body main part has first First before counterbore connect to the right in through hole, counterbore before the middle through hole of vehicle body main part connects second to the right, before vehicle body main part first Counterbore, vehicle body main part second after counterbore connects second to the right after counterbore behind the back lower place of counterbore coherent first, vehicle body main part first Through hole after counterbore is connected to the right afterwards, the front end of vehicle body main part, which has, a transverse holes, vehicle body master above a transverse holes, vehicle body main part The transverse holes of part front end are positioning shaft hole, and there are a horizontal perforation, the lower section connection shock-absorbing of vehicle body main part rear end in the rear portion of vehicle body main part Block, vehicle body main part second before counterbore inlay fore bearing, the right side for being placed on counterbore before vehicle body main part second with trim ring is fixed, will before Bearing be fixed on vehicle body main part second before in counterbore, vehicle body main part second after counterbore inlay one after bearing, inlay in bearing block Bearing after embedding one, bearing base rear end has the hole corresponding with vehicle body main part rear portion horizontal perforation, the cross-perforating at vehicle body main part rear portion By being pitched to lock bolt connection revolver, bearing block and right wheel are pitched, and are connected with shock-absorbing catch between revolver fork and right wheel fork, locating shaft is worn Slot-in type connects in the mutual cross-perforating in part rear end, and in the positioning shaft hole of close-fitting press-in vehicle body main part, the horizontal phase of rear rod rear end Mutual is connected to being punched through rotating lock bolt with the transverse holes above vehicle body main part, and trailing wheel is installed on revolver fork and right wheel fork Rear end, front-wheel is installed on front fork；Drive mechanism includes treadle part, step, crankshaft toothed wheel group, backgear group, flywheel and chain, Crankshaft toothed wheel group is made up of bent axle, prime gear and two crankshaft bearings, and bent axle is the round steel and a disk of two right-angle bending It is welded, prime gear is a nylon gear, the right flank of prime gear has a boss for corresponding to fore bearing endoporus, prime There is the groove corresponding to bent axle round steel on the boss of gear, the boss of prime gear is penetrated in the endoporus of fore bearing from left to right, The left head of bent axle is penetrated in the axis hole of prime gear to the left, is coordinated with bolt and nut and is fixed prime gear and bent axle, then will Two crankshaft bearings are socketed on two of bent axle, and rear class gear train is made up of rear class gear, rear axle and sprocket wheel, and rear class gear, which is fixed, to be connected It is connected to the left part of rear axle, the right part of rear axle is penetrated in being embedded in after vehicle body main part second in the rear brearing bore of counterbore, after The left end of axle is penetrated in the rear brearing bore in bearing block, and sprocket wheel is fixedly connected on the right head of rear axle, and flywheel is installed on trailing wheel Right side, chain is wire-wrapped in sprocket wheel and flywheel, and treadle part is the slice processing part by Al squeezing material, the front end of treadle part have with it is fixed There is slotted hole the corresponding pore of position axle, the anterior lower section of treadle part, and there are the screwed hole with step twist-on, two in the rear end of treadle part The pore of treadle part front end rotates the two for being socketed on locating shaft, and the slotted hole of two treadle parts is slidably socketed in crankshaft toothed wheel group On two crankshaft bearings, two steps are fastened in two screwed holes of two treadle part rear ends；After dial sliding lock, vehicle body is folded up, car Body is drawn in front fork stem, in addition the folding of quick stretching handle, reaches quick perfect folding effect.

The beneficial effects of the utility model are：The ingenious cooperation that the utility model passes through profile piece and stamping parts so that whole Individual vehicle frame there is no electric welding, represent a kind of new trend of the manufacturing process of scooter；Handlebar of the present utility model Using the form of quick stretching handle so that the folding of handlebar reaches both most simply, and reach most effective；Front fork stem is connected In the upward and downward circular hole at the left back end of lower clamping piece, the upward and downward circular hole of preceding even part one end is fixedly connected on front fork, and preceding even part is another The upward and downward circular hole connection rotary part of one end, after connect the front end of part again by being connected to lock bolt with rotary part；After connect part The groove profile of rear end connects the both ends that part is rotationally connected with locating shaft, adds and connects the front bar of part back upper place after being connected to and be connected to car Rear bar above body main part, the four-bar linkage structure constituted allows vehicle body to fold effectively and quick；The lower section of vehicle body main part rear end Shock resistance block is connected, being connected with shock-absorbing catch between revolver fork and right wheel fork is engaged, and can reach effective shock-proof effect.

Brief description of the drawings：

Fig. 1 is the utility model structural representation；

Fig. 2 is the expanded schematic diagram of the quick stretching handle of the utility model；

Fig. 3 is the gathering schematic diagram of the quick stretching handle of the utility model；

Fig. 4 is to connect the organigram of part after the utility model；

Fig. 5 is the organigram of the utility model vehicle body main part；

Fig. 6 is the structural representation of the utility model crankshaft toothed wheel group；

Fig. 7 is the utility model folding process schematic diagram；

Fig. 8 is that the utility model folding finishes figure；

In figure：1 --- quick stretching handle, 2 --- front fork, 3 --- side arm, 4 --- folding connecting rod, 5 --- vehicle body, 6 --- front-wheel, 7 --- trailing wheel, 8 --- drive mechanism；Wherein quick stretching handle 1 also includes：11 --- left hand handles, 12 --- are right Hand handle, 13 --- upper latch fitting, 14 --- lower latch fitting, 15 --- handles.

Embodiment：

According to Fig. 1, described quick stretching handle folds Shockproof type scooter, including quick stretching handle 1, front fork 2, side arm 3, Folding connecting rod 4, vehicle body 5, front-wheel 6, trailing wheel 7 and drive mechanism 8；

Described quick stretching handle 1 includes left hand 11, right handgrip 12, upper latch fitting 13, lower latch fitting 14 and handle 15, described Left hand 11 and described right handgrip 12 be all to be formed by the upper end of pipe as right-angle bending, the left hand is 11 and the right side Side below at 12 right-angle bendings is respectively provided with a screwed hole by hand, and the left hand is 11 and the side of the bottom of the right handgrip 12 Respectively it is provided with a screwed hole.

Described upper latch fitting 13 is made up of upper clamping piece and upper Quick Release, and described upper clamping piece is the blank of an aluminium extruded type, Can be that aluminium forges part or aluminium diecasting, respectively there are the circular hole that cracks of a upward and downward, the upper folder in the left and right ends of the upper clamping piece Part left and right ends are cracked the cracking towards front of circular hole, and there is a left side forward in the crack left side of cracking of circular hole of the upper clamping piece left end Lug, the left side of the left lug of upper clamping piece is in arc concave, and the crack right side of cracking of circular hole of the upper clamping piece right-hand member has one forward Right lug, have a projection forward, left lug, the projection of the upper clamping piece and the institute of the upper clamping piece in the middle part of the upper clamping piece Between the right lug for stating upper clamping piece, a mutual cross-perforating is provided with, the postmedian of the upper clamping piece bottom surface has one downward prominent Go out, the cross-perforating between the right lug of the left lug of the upper clamping piece, the projection of the upper clamping piece and the upper clamping piece is used for Described upper Quick Release is installed, described upper Quick Release include fast dismounting handle, circle hook bolt, arc spacer, two Quick Release springs, two nuts and C type fasteners, c type fasteners are made up of nylon, and there is the opening of a c shapes front end of c type fasteners, and there is connection the rear end of c type fasteners Hole, c type fasteners are bolted to the front of the upper clamping piece projection, and fast dismounting handle is one of a trigger piece and is connected with Have inclined on mutual eccentric orfice, the disk of fast dismounting handle two on the part of two disks arranged side by side, the disk arranged side by side of fast dismounting handle two Collar aperture rotation of the heart hole by rivet with enclosing hook bolt is connected, and arc spacer is the pad that nylon is made, the arc of arc spacer Corresponding with the arc concave on the left of the left lug of the upper clamping piece, circle hook bolt penetrates arc spacer, the upper clamping piece left lug In Kong Zhong, a Quick Release spring, in the hole of the upper clamping piece projection, another Quick Release spring neutralize the hole of the right lug of upper clamping piece In, by two nuts to twisting positioning, switching fast dismounting handle can tighten up the hole of cracking of the upper clamping piece left and right ends, by described upper folder The hole of cracking of part left and right ends, tighten up positioned at the upper clamping piece left end crack hole in the left hand 11 and on described Folder right-hand member is cracked the right handgrip 12 in hole, and the fast dismounting handle after interlocking is caught in the c shape openings of c type fasteners.

Described left hand penetrates 11 and described right handgrip in the collar aperture of the left and right ends in described handle 15, institute The handle 15 stated is a working of plastics, and the lower end of left and right two of the handle 15 is respectively connected with the collar aperture of a upward and downward, the handle 15 The aperture of two collar aperture is corresponding the external diameter of 11 and the right handgrip 12 with the left hand, and the top of the handle 15 is a handle Handle, two collar aperture of the handle 15 are located at the left hand 11 and the lower section in the knee of the right handgrip 12 respectively, then will Described left hand is penetrated in the circular hole that cracks of the upper clamping piece left end 11, and described right handgrip 12 is penetrated in the upper folder In the circular hole that cracks of part right-hand member, and the left hand corresponds to the screwed hole below at 11 and the right-angle bending of the right handgrip 12 The bottom side of the upper clamping piece, be screwed into respectively with two bolts the left hand screwed hole below at 11 right-angle bendings is neutralized it is described In screwed hole below at the right-angle bending of right handgrip 12, the left hand is fastened in the screwed hole below at 11 right-angle bendings Bolt in bolt and the screwed hole being fastened to below at the right-angle bending of right handgrip 12, respectively positioned at the bottom of the upper clamping piece Side, when described left hand deploys 11 and described right handgrip 12, is fastened to the left hand below at 11 right-angle bendings Bolt in screwed hole and the bolt in the screwed hole being fastened to below at the right-angle bending of right handgrip 12, with the upper clamping piece Being downwardly projected for the postmedian of bottom surface is construed as limiting.

Described lower latch fitting 14 is made up of lower clamping piece and lower Quick Release, and described lower clamping piece is the blank of an aluminium extruded type, Can be that aluminium forges part or aluminium diecasting, respectively there is the circle that cracks of a upward and downward front portion on the lower clamping piece left side and the front portion on the right Hole, lower clamping piece left side front portion is cracked the cracking towards front of circular hole, and the anterior circular hole that cracks cracks on the right of the lower clamping piece Towards front, lower clamping piece left side front portion crack circular hole crack left side have a left lug forward, the lower clamping piece left side is convex The left side of piece is in that the right side of cracking of the anterior circular hole that cracks on the right of arc concave, the lower clamping piece has a right lug forward, it is described under There are a projection forward, left lug, the projection of the lower clamping piece and the lower clamping piece of the lower clamping piece in the anterior centre of folder Right lug between, be provided with a mutual cross-perforating, there is a circular hole of a upward and downward at the rear portion on the lower clamping piece left side, it is described under Rear portion on the right of folder has on the circular hole of a upward and downward, the circular hole and the right rear portion of lower clamping piece left side rear portion upward and downward It is lower to circular hole it is corresponding with two front fork stem close-fittings of the front fork 2, described front fork 2 is made up of two front fork stems, described front fork Bar is made up of metal circular tube, and the lower end of the front fork stem is in the gap that ∩ shapes are provided with flattening shape, front fork stem lower end flattening, The upper end of front fork stem described in two respectively with the circular hole of lower clamping piece left side rear portion upward and downward and the right rear portion upward and downward Circular hole close-fitting is socketed, and is reinforced with pin, the right side of the left lug of the lower clamping piece, the projection of the lower clamping piece and the lower clamping piece Cross-perforating between lug is used to install described lower Quick Release, and described lower Quick Release includes fast dismounting handle, circle hook bolt, arc-shaped pad Piece, two Quick Release springs, two nuts and c type fasteners, c type fasteners are made up of nylon, and there is opening for a c shapes front end of c type fasteners Mouthful, there is connecting hole the rear end of c type fasteners, and c type fasteners are bolted to the front of the lower clamping piece projection, and fast dismounting handle is One of one trigger piece, which is connected with the part of two disks arranged side by side, the disk arranged side by side of fast dismounting handle two, mutual eccentric orfice, Collar aperture rotation of the eccentric orfice by rivet with enclosing hook bolt on the disk of fast dismounting handle two is connected, and arc spacer is made of nylon Pad, the arc of arc spacer is corresponding with the arc concave on the left of the left lug of the lower clamping piece, and circle hook bolt penetrates arc-shaped pad In piece, the hole of the left lug of the lower clamping piece, in a Quick Release spring, in the hole of the lower clamping piece projection, another Quick Release spring neutralize In the hole of the right lug of lower clamping piece, two nuts can be tightened up into the lower clamping piece left side front portion to twisting positioning, switching fast dismounting handle Crack anterior hole of cracking on the right of hole and the lower clamping piece, then described lower clamping piece is tightened up and opened positioned at the lower clamping piece left end The left hand in seam circular hole 11 and positioned at the lower clamping piece right-hand member crack circular hole in the right handgrip 12, after interlocking Fast dismounting handle is caught in the c shape openings of c type fasteners.

Described left hand respectively penetrates 11 and described right handgrip 12 in the anterior circular hole that cracks in the lower clamping piece left side In the circular hole that cracks anterior on the right of the lower clamping piece, screwed hole of the left hand 11 bottom sides is screwed into respectively with two bolts In the screwed hole for neutralizing the bottom side of right handgrip 12, the left hand is fastened to the bolt in the screwed hole of 11 bottom sides As the anterior circular hole that cracks in the lower clamping piece left side to upper limit, the screwed hole of the bottom side of right handgrip 12 is fastened to In bolt, as the anterior circular hole that cracks on the right of the lower clamping piece to upper limit.

Described side arm 3 connect before including part, rotary part, after connect part and groove profile connects part, it is described before to connect part be aluminium extruded type Blank, it is described before connect part in overlook V-shaped, it is described before connect the circle that two front ends and a rear end of part respectively have a band to crack Hole, it is described before connect part two front ends two bands crack circular hole crack it is vertical be respectively provided with one laterally to perforation, it is described before connect before part The band at end crack circular hole be inconjunction with crack it is vertical laterally perforation is referred to as before amplexis hole, it is described before connect the band of part rear end and crack Circular hole crack it is vertical be provided with one laterally to perforation, it is described before connect the band circular hole that cracks of part rear end and be inconjunction with vertical transverse direction of cracking To perforation be referred to as after amplexis hole, it is described before connect part two before amplexis hole be fixedly connected on by the twist-on of bolt and nut in front fork Portion, it is described before connect the rear amplexis hole of part the front axle tube of rotary part, described rotation be fixedly connected with by the twist-on of bolt and nut Part includes front axle tube and two bearings, and the upper and lower side of front axle tube pore, which is respectively milled with, places the counterbore that spin axis is held, two bearings difference In the counterbore for being embedded in front axle tube upper and lower side, and by the endoporus of two bearings, corresponding to connecting both sides above and below the groove profile of part front end after described Face it is mutual to perforation, described rear even part is the slice processing part of aluminium extruded type, it is described after to connect the front end of part be in groove profile, it is described after Even the both sides up and down of part groove profile be provided with it is mutual to perforation, it is described before connect the both sides up and down of part groove profile and strike out fillet, it is described after Even there are a transverse holes back upper place of part, it is described after connect part back lower place end in rod, it is described after connect part and pass through spiral shell in the rear end of rod Tether the groove profile described in connecing and connect part, described groove profile, which connects part, to be stamped to form by the sheet metal of piece bar shaped, and the groove profile connects after part There is a mutual cross-perforating left and right sides at end, it is described after connect part groove profile it is mutual to being punched through to lock bolt connection rotation Part.

Described folding connecting rod 4 includes front bar, rear bar, sliding lock, little spring and button-headed bolt, and described front bar is opening Downward groove profile part, the both sides of the front-end and back-end of the front bar are respectively laterally mutual to perforation, the front bar groove top with one There are a slot-type openings front end in face, and there is the screwed hole of a upward and downward at the rear portion of front bar Cao top surface, the front bar upward and downward Twist-on button-headed bolt in screwed hole, the rear bar be transverse width in the groove profile part that Open Side Down, the rear bar groove profile with The horizontal external diameter of the front bar is corresponding, and the front portion of the rear bar and the both sides of rear end are respectively laterally mutual to perforation with one, There are a slot-type openings rear end of the rear bar groove top surface, and there are an elongated hole, the elongated hole of the rear bar in the front end of the rear bar groove top surface Middle installation sliding lock and little spring, described sliding lock are made up of slider, locking plate and connecting bolt, and slider is that the rear portion of sheet bottom surface has The working of plastics that one square-tube-shaped is protruded, the square-tube-shaped that slider is protruded is lowered into the front end in rear bar elongated hole, then by little spring under In the elongated hole for being put into the rear bar upwards, and two of little spring is set to hang down after the square-tube-shaped and the rear bar elongated hole of slider protrusion End, then locking plate is closed on the square-tube-shaped protruded in push button, penetrated with connecting bolt in the hole of locking plate and be fastened to slider protrusion side In tubular pore, little spring is set to be positioned in the elongated hole at the rear portion of locking plate, the rear portion of push button and rear bar, the front bar front end Laterally it is mutual to be punched through to lock bolt with it is described after connect part back upper place transverse holes rotation be connected, the preceding rod rear end Laterally it is mutual be punched through it is mutual to lock bolt and the rear bar front cross perforation rotation is connected, be fastened to it is described before The button-headed bolt of bar can be installed in the sliding lock interlocking in the rear bar.

Described vehicle body 5 includes bearing, bearing block, locating shaft, shock resistance block, a left side after vehicle body main part, fore bearing, trim ring, two Wheel fork, right wheel fork and shock-absorbing catch, described vehicle body main part is aluminium diecasting, before the left side in the middle part of the vehicle body main part has first Counterbore, the vehicle body main part first before counterbore connect to the right in through hole, the middle through hole of the vehicle body main part connects to the right second Preceding counterbore, around counterbore before the vehicle body main part second, is provided with several horizontal screwed holes, the vehicle body main part first Counterbore, the car after counterbore connects second to the right after counterbore behind the back lower place of preceding counterbore coherent first, the vehicle body main part first There are a transverse holes through hole after counterbore is connected to the right after body main part second, the vehicle body main part front end, and the vehicle body main part front end is horizontal It is to be provided with below positioning shaft hole, the vehicle body main part positioning shaft hole on a vertical screwed hole, the vehicle body main part to perforation There is horizontal perforation at Fang Youyi transverse holes, the rear portion of the vehicle body main part, and the rear portion horizontal perforation back upper place of vehicle body main part is in flat, car The front and rear of body main part flat is respectively provided with a screwed hole, the vehicle body main part second before counterbore inlay described fore bearing, institute The fore bearing stated is the deep groove ball bearing of 6813 models, and the right side of counterbore before the vehicle body main part second is placed on described trim ring Side, is penetrated in the several perforation of the trim ring with several bolts and is fastened to before the vehicle body main part second several horizontal strokes around counterbore To screwed hole in it is fixed, described trim ring is that several perforation are provided with the metal ring of a shim-like, the vehicle body main part Two screwed holes that counterbore is inlayed in the rear bearing described in one, the vehicle body main part flat after second pass through described in two bolt connections Shock resistance block, described shock resistance block is by polyurethane into described bearing block is a metal stamping, and the front end of the bearing block has There are hole, the hole of the bearing block rearward end and the vehicle body main part rear portion in the counterbore of one embedded bearing, the rear end of the bearing block Horizontal perforation is corresponding, and the rear bearing described in one is inlayed in the counterbore of the bearing block.

Described revolver fork and described right wheel fork are the metal parts of flat strip shaped, what the revolver fork and the right wheel were pitched There is a hole front end, and what the revolver fork and the right wheel were pitched anterior front and rear respectively has a hole, the revolver fork and right wheel fork Middle part have a wavy bending, wavy bending that the revolver fork and the right wheel are pitched or so correspondence, the revolver fork and the right side There is the U-shaped gap of opening backward the rear end of wheel fork, and described shock-absorbing catch is stamped to form by sheet metal, a left side for the shock-absorbing catch There is upward flanging on right both sides, and the front and rear of the flanging of shock-absorbing catch two respectively has a hole, the holes of the flanging of shock-absorbing catch two Pitched by rivet and the revolver and the anterior front and rear gaps of right wheel fork are riveted, the revolver fork front aperture and the bearing block Rear hole is corresponding, and corresponding to the left surface of the vehicle body main part rear portion horizontal perforation, the right wheel fork front aperture corresponds to institute The right flank of vehicle body main part rear portion horizontal perforation is stated, by described revolver being pitched to lock bolt, described bearing block and described Right wheel pitches the rear portion for being connected to the vehicle body main part.

Described locating shaft is a metal circular shaft, and the locating shaft two ends respectively have the screwed hole of an axial direction, the locating shaft There is the counterbore of a radial direction middle side, and described locating shaft penetrates the groove profile and connected in the mutual cross-perforating in part side, after And close-fitting is pressed into the positioning shaft hole of the vehicle body main part, then from the groove profile connect the mutual cross-perforating of part opposite side in wear Go out, and cause the radial direction counterbore of the locating shaft to correspond to screwed hole vertical below the vehicle body main part positioning shaft hole, with one Twist-on is fixed into the radial direction counterbore of the locating shaft in bolt screwed hole vertical below the vehicle body main part positioning shaft hole, And make the groove profile connect the mutual cross-perforating of part and the locating shaft two ends portion and rotate to be connected, the rear rod rear end is laterally mutual To be punched through to lock bolt with above the vehicle body main part transverse holes rotation be connected.

Described front-wheel 6 is 8 inches of wheel, and the front-wheel 6 is installed on the bottom of the front fork, and described trailing wheel 7 is 10 Diverged respectively with revolver fork and the right wheel by the cooperation with nut at inch wheel, the two ends of the hind axle of the trailing wheel 7 The U-shaped gap connection of mouth backward.

Described drive mechanism 8 includes treadle part, step, crankshaft toothed wheel group, backgear group, flywheel and chain, described Treadle is made up of the slice processing part and a steel pipe of Al squeezing material, and the front end of the treadle part Al squeezing material slice processing part has There are cracking for a transverse direction, the treadle below one horizontal circular hole, the horizontal circular hole of the treadle part Al squeezing material slice processing part The horizontal vertical perforation for having a longitudinal direction cracked of part Al squeezing material slice processing part, the treadle part Al squeezing material slice processing A bolt and the nut of twist-on one, the horizontal circular hole of the treadle part Al squeezing material slice processing part are penetrated in the perforation of part longitudinal direction A steel pipe is socketed, and by the cooperation of the screw bolt and nut in the treadle part Al squeezing material slice processing part longitudinally perforation, will The horizontal circular hole of the treadle part Al squeezing material slice processing part is fixed with a steel pipe, the pore of the steel pipe of treadle part one and institute State positioning shaft diameter corresponding, there are slotted hole, the treadle part in the anterior lower section of the treadle part Al squeezing material slice processing part There is a screwed hole with step twist-on the rear end of Al squeezing material, the treadle part is divided to or so two, the steel pipe of treadle part described in two Two of hole and the locating shaft rotates socket, is then respectively matched somebody with somebody in the axial screwed hole of the locating shaft two ends with a bolt Unification pad twist-on is wherein positioned, and two bent axles that the long circle of treadle part described in two is slidably socketed in the crankshaft toothed wheel group are held On, the difference step of twist-on one of the screwed hole of treadle part rear end described in two, described crankshaft toothed wheel group include bent axle, prime gear, Siping City's base bolt and two crankshaft bearings, described bent axle are that the round steel and a disk of two right-angle bending are welded, described Have on the round steel of bent axle two right-angle bending, the screwed hole for respectively having an axial direction at the end points center at two ends, the disk of the bent axle One axis hole and four connecting holes, the right head of two right-angle bending round steel of the bent axle are penetrated in bent axle circle from left to right In the axis hole of piece, then the middle part of two right-angle bending round steel of the bent axle and the middle part of the bent axle disk left surface are welded Connect, described prime gear is modified nylon gear, the right flank of the prime gear has one to correspond to fore bearing described in two There is the step of protrusion, the prime gear in the junction of the boss of endoporus, the prime gear and the prime gear boss Boss on have on groove corresponding to the bent axle round steel, described prime gear and have an axis hole for running through left and right side, it is described The left surface of prime gear has four hexagonal counterbores, and four hexagonal counterbores are connected with to the right through hole, four of the prime gear A nut is respectively inlayed in hexagonal counterbore, the boss of the prime gear is penetrated in the endoporus of fore bearing described in two from left to right, The left head of the bent axle is penetrated in the axis hole of the prime gear and wins to the left to the left, then Siping City's base spiral shell is penetrated into bent axle In four connecting holes of disk and in four through holes of prime gear, and it is fastened in four nuts on the left of prime gear, then by two Crankshaft bearing is socketed on two of bent axle, and is fastened to two bolts in the screwed hole of crankshaft two end and positions, described rear class tooth Wheel group is made up of rear class gear, rear axle and sprocket wheel, the left part rear class gear of the rear axle, the right part and a left side of the rear axle End, is respectively penetrated after be embedded in the vehicle body main part second in the endoporus of the rear bearing of counterbore, and be embedded in the axle In the endoporus of the rear bearing of bearing counterbore, described sprocket wheel is fixedly connected on the right head of the rear axle, described flywheel peace Right side loaded on the trailing wheel 7, described chain is wire-wrapped in described sprocket wheel and described flywheel.

Claims (10)

1. a kind of quick stretching handle folds Shockproof type scooter, including quick stretching handle, front fork, side arm, folding connecting rod, vehicle body, Front-wheel, trailing wheel and drive mechanism, it is characterized in that：Quick stretching handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle, Left hand is being to be formed by the upper end of pipe as right-angle bending with right handgrip, and left hand with the lower section at right handgrip right-angle bending respectively opening There is screwed hole, the side with right handgrip bottom is respectively provided with screwed hole by left hand, and upper latch fitting is made up of upper clamping piece and upper Quick Release, upper folder Respectively there is a circular hole that cracks of a upward and downward left and right ends of part, and upper clamping piece left and right ends are cracked the cracking towards front of circular hole, upper folder There is a left lug forward in the crack left side of cracking of circular hole of part left end, and the crack right side of cracking of circular hole of upper clamping piece right-hand member has one forward Right lug, have a projection forward in the middle part of upper clamping piece, there is one mutual between the left lug, projection and right lug of upper clamping piece Cross-perforating, upper Quick Release is installed in the left lug of upper clamping piece, projection and the mutual cross-perforating of right lug, left hand handle and the right hand Penetrating in the circular hole that cracks of upper clamping piece left and right ends upward and downward, and by left hand with right handgrip right-angle bending below screw thread Hole correspond to upper clamping piece bottom side, with two bolts be screwed into respectively left hand with right handgrip right-angle bending below screwed hole In, by left hand with right handgrip and upper clamping piece make to rotate it is spacing, upper Quick Release can tighten up crack circular hole and the right side of upper clamping piece left end The circular hole that cracks at end, the left hand handle and right handgrip in upper clamping piece are fixed；Lower latch fitting is made up of lower clamping piece and lower Quick Release, lower clamping piece Respectively there is the circular hole that cracks of a upward and downward front portion on the left side and the front portion on the right, and lower clamping piece left side front portion is cracked the direction of cracking of circular hole Front, the anterior circular hole that cracks cracks towards front on the right of lower clamping piece, and the crack left side of cracking of circular hole of lower clamping piece left side front portion has There is a right lug forward on the right side of cracking of the anterior circular hole that cracks on the right of one left lug forward, lower clamping piece, lower clamping piece front portion There is a projection forward centre, between the left lug, projection and right lug of lower clamping piece, there is a mutual cross-perforating, lower folder The rear portion on the part left side has the rear portion on the right of the circular hole of a upward and downward, lower clamping piece to have the circular hole of a upward and downward, lower clamping piece left side rear portion The circular hole of upward and downward and the circular hole of the right rear portion upward and downward are connected with front fork, and left hand is anterior the lower clamping piece left side is penetrated with right handgrip In the circular hole that cracks of the anterior upward and downward in the right, left hand is screwed into respectively with two bolts in the screwed hole with right handgrip bottom, under Quick Release is installed in the left lug of lower clamping piece, projection and the mutual cross-perforating of right lug, and lower Quick Release can tighten up lower clamping piece left end Crack circular hole and right-hand member the circular hole that cracks, the left hand and right handgrip in lower clamping piece are fixed, handle be connected to left hand and The top of right handgrip, and positioned at the top of upper clamping piece；Side arm by preceding even part, rotary part, after connect part and groove profile connects part and constituted, it is preceding Even amplexis hole is fixedly connected in the middle part of front fork before the two of part, and respectively there are an amplexis hole, rotating part in two front ends and a rear end of preceding even part Part connects before being installed on the rear end amplexis hole of part, after to connect the front end of part be in groove profile, after connect the both sides up and down of part groove profile and have mutual To perforation, after connect the back upper place of part and have a transverse holes, after connect part back lower place end in rod, after connect rear end connection one of the part in rod Groove profile connects part, and there is a mutual cross-perforating left and right sides that groove profile connects part rear end, after connect part groove profile it is mutual to being punched through To lock bolt connection rotary part；Folding connecting rod includes front bar, rear bar, sliding lock, little spring and button-headed bolt, and front bar is opening Downward groove profile part, the both sides of the front-end and back-end of front bar are respectively laterally mutual to perforation, the rear portion of front bar Cao's top surface with one There is twist-on button-headed bolt in the screwed hole of a upward and downward, the screwed hole of front bar upward and downward, rear bar is the groove profile part that Open Side Down, The front portion of rear bar and the both sides of rear end are respectively laterally mutual to perforation with one, and there are an elongated hole, rear bar in the front end of rear bar groove top surface Elongated hole in sliding lock and little spring are installed, the transverse direction of front bar front end is mutual to being punched through connecting part back upper place with after to lock bolt Transverse holes rotate connection, the transverse direction of preceding rod rear end it is mutual be punched through to lock bolt and rear bar front cross mutually to wearing Hole rotates connection, is fastened to the sliding lock interlocking that the button-headed bolt of front bar can be installed in rear bar；Vehicle body is by vehicle body main part, preceding Bearing, bearing block, locating shaft, shock resistance block, revolver fork, right wheel fork and shock-absorbing catch are constituted after bearing, trim ring, two, vehicle body main part Counterbore before having first on the left of middle part, vehicle body main part first before counterbore connect to the right in through hole, the middle through hole of vehicle body main part to Counterbore before right connection second, counterbore after counterbore, vehicle body main part first behind the back lower place of counterbore coherent first before vehicle body main part first There are a transverse holes through hole after counterbore is connected to the right after counterbore after connecting second to the right, vehicle body main part second, the front end of vehicle body main part, There are a transverse holes above vehicle body main part, the transverse holes of vehicle body main part front end are positioning shaft hole, and there is a horizontal stroke at the rear portion of vehicle body main part Perforation, vehicle body main part rear end lower section connection shock resistance block, vehicle body main part second before counterbore inlay fore bearing, be placed on car with trim ring The right side of counterbore is fixed before body main part second, fore bearing is fixed on before the second of vehicle body main part in counterbore, and the of vehicle body main part Bearing after inlaying one in bearing after counterbore inlays one after two, bearing block, bearing base rear end has and vehicle body main part rear portion horizontal perforation phase Corresponding hole, the cross-perforating at vehicle body main part rear portion to lock bolt connection revolver by being pitched, bearing block and right wheel are pitched, revolver fork and Shock-absorbing catch is connected between right wheel fork, locating shaft penetrates groove profile and connected in the mutual cross-perforating in part rear end, and close-fitting press-in vehicle body In the positioning shaft hole of main part, rear rod rear end is laterally mutual to being punched through turning lock bolt with the transverse holes above vehicle body main part Dynamic connection, trailing wheel is installed on the rear end that revolver fork and right wheel are pitched, and front-wheel is installed on front fork；Drive mechanism include treadle part, step, Crankshaft toothed wheel group, backgear group, flywheel and chain, crankshaft toothed wheel group are made up of bent axle, prime gear and two crankshaft bearings, bent axle It is that the round steel and a disk of two right-angle bending is welded, prime gear is a nylon gear, the right flank of prime gear Have a boss for corresponding to fore bearing endoporus, there is the groove corresponding to bent axle round steel on the boss of prime gear, prime gear it is convex Platform is penetrated in the endoporus of fore bearing from left to right, and the left head of bent axle is penetrated in the axis hole of prime gear to the left, uses bolt spiral shell Mother, which coordinates, fixes prime gear and bent axle, then two crankshaft bearings are socketed on into two of bent axle, and rear class gear train is by rear class tooth Wheel, rear axle and sprocket wheel are constituted, and rear class gear is fixedly connected on the left part of rear axle, and the right part of rear axle is penetrated in being embedded in vehicle body After main part second in the rear brearing bore of counterbore, the left end of rear axle is penetrated in the rear brearing bore in bearing block, and sprocket wheel is fixed The right head of rear axle is connected to, flywheel is installed on the right side of trailing wheel, and chain is wire-wrapped in sprocket wheel and flywheel, and the front end of treadle part has with determining There is slotted hole the corresponding pore of position axle, the anterior lower section of treadle part, and there are the screwed hole with step twist-on, two in the rear end of treadle part The pore of treadle part front end rotates the two for being socketed on locating shaft, and the slotted hole of two treadle parts is slidably socketed in crankshaft toothed wheel group On two crankshaft bearings, two steps are fastened in two screwed holes of two treadle part rear ends.

2. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：The left lug of upper clamping piece Left side be in arc concave, the arc of arc spacer is corresponding with the arc concave on the left of the left lug of the upper clamping piece, the lower clamping piece The left side of left lug is in arc concave, and the arc of arc spacer is corresponding with the arc concave on the left of the left lug of the lower clamping piece.

3. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：It is in bow to connect part before described Depending on V-shaped, it is described before connect part two before amplexis hole be fixedly connected on by the twist-on of bolt and nut in the middle part of front fork, it is described before connect The rear amplexis hole of part is fixedly connected with the front axle tube of rotary part by the twist-on of bolt and nut.

4. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：Described rotary part bag Included front axle tube and two bearings, it is described after to connect the front end of part be in groove profile, it is described after connect part groove profile both sides up and down be provided with it is mutual To perforation, it is described after connect part groove profile it is mutual to being punched through to lock bolt connection rotary part.

5. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：The front bar groove top surface Front end has the transverse width in a slot-type openings, the rear bar groove profile corresponding with the external diameter that the front bar is horizontal, the rear bar There are a slot-type openings rear end of groove top surface, and described sliding lock is made up of slider, locking plate and connecting bolt, and slider is sheet bottom surface There is a working of plastics that a square-tube-shaped is protruded at rear portion, and the square-tube-shaped that slider is protruded is lowered into front end in rear bar elongated hole, then by small bullet Spring is put into the elongated hole of the rear bar from bottom to top, and two of little spring is hanged down the square-tube-shaped and the rear bar of slider protrusion Elongated hole rear end, then locking plate is closed on the square-tube-shaped protruded in push button, penetrated with connecting bolt in the hole of locking plate and be fastened to slider In the pore of prominent square-tube-shaped, little spring is set to be positioned in the elongated hole at the rear portion of locking plate, the rear portion of push button and rear bar.

6. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：Positioned at the vehicle body main part Before second around counterbore, it is provided with that one is provided with below several horizontal screwed holes, the vehicle body main part positioning shaft hole is vertical Screwed hole, is that several perforation are provided with the metal ring of a shim-like with described trim ring, and described bearing block is metal punching There is a counterbore of an embedded bearing part, the front end of the bearing block, and there is a hole rear end of the bearing block, the bearing block rear hole with The vehicle body main part rear portion horizontal perforation is corresponding.

7. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：Described revolver fork and institute The right wheel fork stated is the metal parts of flat strip shaped, and there is a hole front end that revolver fork and the right wheel are pitched, the revolver fork and Right wheel fork it is anterior it is front and rear respectively have a hole, there are wavy bending, the left side in the middle part that the revolver fork and the right wheel are pitched There is the U of opening backward the wavy bending of wheel fork and right wheel fork or so correspondence, the rear end that the revolver fork and the right wheel are pitched Shape gap, described shock-absorbing catch is stamped to form by sheet metal, and the right and left of the shock-absorbing catch has upward flanging, described The front and rear of the flanging of shock-absorbing catch two respectively has a hole, and the holes of the flanging of shock-absorbing catch two is pitched and institute by rivet and the revolver State the anterior front and rear gaps riveting of right wheel fork.

8. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：Described locating shaft is one Metal circular shaft, the locating shaft two ends respectively have the screwed hole of an axial direction, and there is the counterbore of a radial direction side in the middle of the locating shaft, Described locating shaft penetrates the groove profile and connected in the mutual cross-perforating in part side, and then close-fitting is pressed into the vehicle body main part In positioning shaft hole, then from the groove profile connect the mutual cross-perforating of part opposite side in pass, and cause the locating shaft radial direction Counterbore corresponds to screwed hole vertical below the vehicle body main part positioning shaft hole, with a bolt in the vehicle body main part positioning shaft hole Twist-on is fixed into the radial direction counterbore of the locating shaft in the vertical screwed hole in lower section, and the groove profile is connected the mutual transverse direction of part Perforation with the locating shaft two ends portion rotate be connected, the rear rod rear end laterally it is mutual to be punched through to lock bolt with it is described Transverse holes above vehicle body main part rotate connection.

9. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：Described treadle is by aluminium The slice processing part of extrusion section bar and a steel pipe are constituted, and there is a horizontal circle front end of the treadle part Al squeezing material slice processing part There are cracking for a transverse direction, the treadle part Al squeezing material below hole, the horizontal circular hole of the treadle part Al squeezing material slice processing part The slice processing part horizontal vertical perforation for having a longitudinal direction cracked, the treadle part Al squeezing material slice processing part longitudinal direction is worn A bolt and the nut of twist-on one are penetrated in hole, the horizontal circular hole of the treadle part Al squeezing material slice processing part is socketed a steel pipe, And by the cooperation of the screw bolt and nut in the treadle part Al squeezing material slice processing part longitudinally perforation, by the treadle part aluminium The horizontal circular hole of extrusion section bar slice processing part is fixed with a steel pipe, pore and the positioning shaft diameter of the steel pipe of treadle part one Corresponding, the anterior lower section of the treadle part Al squeezing material slice processing part has after slotted hole, the treadle part Al squeezing material There is a screwed hole with step twist-on at end, the treadle part is divided to or so two.

10. quick stretching handle according to claim 1 folds Shockproof type scooter, it is characterized in that：Described bent axle is one The round steel of two right-angle bending and a disk are welded, the round steel of described bent axle two right-angle bending, in the end points at two ends The heart, which respectively has on the screwed hole of an axial direction, the disk of the bent axle, an axis hole and four connecting holes, and two of the bent axle is straight The right head of angle bending round steel is penetrated in the axis hole of the bent axle disk from left to right, then two right-angle bending of the bent axle The middle part of round steel and the middle part of the bent axle disk left surface are welded, and the right flank of the prime gear has one to correspond to described in two There is the step of protrusion the boss of fore bearing endoporus, the junction of the prime gear and the prime gear boss, it is described before There is the groove corresponding to the bent axle round steel on the boss of level gear.