CN206012842U - Flexible handle type Portable electric bicycle - Google Patents

Abstract

A kind of flexible handle type Portable electric bicycle，Including battery case、Front fork、Flexible handle、Side arm、Middle frame、After-frame、Vehicle seat、Front-wheel、Trailing wheel and electric drive system，The flexible handle of battery case connection、Side arm and front fork，Flexible handle is by left hand handle、Right handgrip、Upper latch fitting、Lower latch fitting and handle are constituted，Side arm is made up of tumbler and front-axle beam，Tumbler is made up of rotating cylinder seat and rotary part，Middle frame includes twin beams pipe、First two-tube set、Rear casing、Two step parts、Pleated sheet、First latch hook member、Tow wheel、Two shock-absorbing polyurethane blocks and rear rack hook，After-frame is by left back breeches pipe、Right back breeches pipe、Second two-tube set and heel brace are constituted，Vehicle seat is by seat pipe、Vehicle seat folded piece、Second latch hook member、Seat bar and saddle，Vehicle seat folded piece connects part by diapsid、Connecting rod and U-shaped plug are constituted，Front-wheel is installed on front fork，Trailing wheel is installed on after-frame，Motor is arranged at front-wheel.

Description

Flexible handle type Portable electric bicycle

Technical field：

The utility model is related to a kind of folding portable electric motor car, more particularly to a kind of flexible handle type portable electric Car.

Technical background：

Have several money electric motor bicycle with folding in the market, although have an electric motor bicycle with folding that folding rate is fast, but due to structure and The reasons such as construction, can not possibly also reach the satisfaction being put in knapsack after folding.

Utility model content：

The purpose of this utility model is to provide for a kind of handlebar in the new type foldable mode of the handle type that stretches, after after-frame is related Wheel collapsed forward, vehicle seat fold the mode with side arm folding linkage, the flexible handle that can be put into after having folded in knapsack Type Portable electric bicycle.The purpose of this utility model is realized in；Flexible handle type Portable electric bicycle, including battery Box, front fork, flexible handle, side arm, middle frame, after-frame, vehicle seat, front-wheel, trailing wheel and electric drive system, is characterized in that：Battery case The top of leading flank connects flexible handle, and the top connection side arm of battery case trailing flank, the bottom side connection front fork of battery case are stretched Contracting handle includes left hand handle, right handgrip, upper latch fitting, lower latch fitting and handle, left hand with right handgrip be made by the upper end of pipe straight Angular distortion is formed, left hand with right handgrip right-angle bending at below outside be provided with screwed hole, upper latch fitting is by upper clamping piece, banking stop Constitute with clamping screw, upper clamping piece is the blank of an aluminium extruded type, respectively there is the circular hole of a upward and downward at the left and right two ends of upper clamping piece, on The cracking of upward and downward is also connected with the circular hole of two upward and downwards of folder, and the left and right that upper clamping piece upward and downward cracks rearward is respectively provided with one Lower to screwed hole, the bottom of the screwed hole of two upward and downward of left and right that upper clamping piece upward and downward cracks rearward passes through two bolt twist-ons one Banking stop, allows banking stop to be connected to the bottom side of upper clamping piece, the centre of upper clamping piece have one crack with upper clamping piece upward and downward vertical vertical Xiang Kong, the rear end of upper clamping piece longitudinal hole connect the stop nut of a clamping screw, and left hand handle and right handgrip penetrate upper clamping piece or so In the circular hole of two ends upward and downward, and by left hand with right handgrip right-angle bending at below screwed hole corresponding to upper clamping piece bottom side Face, with two bolts be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole in, by left hand handle and right handgrip with Upper clamping piece make rotate spacing, also, be fastened to left hand with right handgrip on two bolts, with the bottom side for being connected to upper clamping piece Banking stop coordinates, can be as left hand spacing when launching with right handgrip, and clamping screw is penetrated in the longitudinal hole of upper clamping piece, and is twisted Enter in stop nut, tighten clamping screw and can tighten up cracking for upper clamping piece upward and downward, upper clamping piece is locked left hand handle and the right hand So that left hand handle and right handgrip are fixed and can not be rotated；Lower latch fitting is made up of lower clamping piece and clamping screw, and lower clamping piece is an aluminium The blank of crowded type, the left and right two ends of lower clamping piece respectively have the circular hole of a upward and downward, also connect on the circular hole of two upward and downwards of lower clamping piece There is cracking for upward and downward, the centre of lower clamping piece has one to crack vertical longitudinal hole with lower clamping piece upward and downward, lower clamping piece longitudinal hole Rear end connects the stop nut of a clamping screw, and the trailing flank of lower clamping piece has several longitudinal screwed holes, lower clamping piece to pass through several Bolt is connected with the front side on battery case top, and left hand is locked in the circular hole for penetrating lower clamping piece or so two ends upward and downward with right handgrip Tight bolt is penetrated in the longitudinal hole of lower clamping piece, and is screwed in stop nut, is tightened clamping screw and can be tightened up lower clamping piece upward and downward Crack, lower clamping piece is locked left hand handle and right handgrip so that left hand handle and right handgrip are fixed and can not be slided up and down, handle connects Left hand is connected to the top with right handgrip, and the top positioned at upper clamping piece；Side arm is made up of tumbler and front-axle beam, tumbler by turn Cylinder base and rotary part are constituted, and rotating cylinder seat is connected to the rear side on battery case top, and rotary part is installed on rotating cylinder seat, and front-axle beam is The slice processing part of aluminium extruded type, the front end of front-axle beam is in grooved, and the both sides up and down of front-axle beam grooved have mutual to perforation, front-axle beam rear end Upper and lower respectively have a horizontal perforation, front-axle beam grooved mutual to being punched through being connected with tumbler to locking bolt；Middle frame bag Include twin beams pipe, the first two-tube set, rear casing, two step parts, pleated sheet, the first latch hook member, tow wheel and two shock-absorbing polyurethane blocks, Twin beams pipe is made up of two flat tubes of left and right, and the front end close-fitting of twin beams pipe is socketed the first two-tube set, and the first two-tube set is an aluminium extruded type Slice processing part, the first two-tube set top have two flat tube of left and right of two slotted holes, two slotted holes of the first two-tube set and twin beams pipe Cast corresponding, the grooved that Open Side Down arranged at the bottom of the first two-tube set, and the both sides of the first two-tube set Open Side Down grooved are opened Have mutual to perforation, the first two-tube set mutual to being punched through rotating to locking horizontal perforation below bolt and front-axle beam rear end Connection, rear casing is the segment workpiece of an aluminium extruded type, and two slotted holes are arranged at the bottom of rear casing, two slotted holes of rear casing with double The cast of two flat tube of left and right of beam pipe is corresponding, and the grooved of opening upwards, rear casing opening upwards grooved are arranged at the top of rear casing The front-end and back-end of both sides are respectively provided with one mutual to perforation, and the both sides of twin beams pipe front end also respectively connect a step connecting rod, step Part is formed by connecting by step connecting rod and step, and the rear end of pleated sheet has a cross-perforating, pleated sheet to be connected to by bolt and nut The back lower place of rear casing, the axle that tows for towing wheel penetrate the mutual to perforation the first latch hook of neutralization of rear casing grooved both sides rear end In the latch hook transverse holes of part, latch hook is rotated with rear casing and is connected, the first latch hook member is made up of latch hook and latch hook spring, before latch hook There is an elongated hole in portion, and a bolt is penetrated in the elongated hole of the first latch hook member, and is penetrated in latch hook spring, then is screwed into groove on rear casing In the screwed hole of the rear at bottom, the second two-tube set of the first latch hook member energy hook lock after-frame in the presence of latch hook spring, two keep away Shake polyurethane block is fixed in two slotted holes of rear casing rear end, two shock-absorbing polyurethane blocks and the left back breeches pipe of after-frame and right back breeches pipe Two nylon plugs in the pore of front end offset cooperation, can play shock-absorbing effect, tow wheel and are taken turns and towed axle by two PU and constitute, and two PU take turns It is connected to the two ends for towing axle；After-frame is made up of left back breeches pipe, right back breeches pipe, the second two-tube set and heel brace, left back breeches pipe and the right side The front end close-fitting of back breeches pipe is socketed the second two-tube set, and the shape and size of the second two-tube set are identical with the first two-tube set, second pair Pipe box is mutual to be connected to the cross-perforating rotation being punched through to locking bolt and pleated sheet rear end, and heel brace is connected to left back breeches pipe The left side at middle part；Vehicle seat includes seat pipe, vehicle seat folded piece, the second latch hook member, seat bar, saddle and folds locator card, and vehicle seat is folded Part connects part, connecting rod and U-shaped plug by diapsid, and diapsid connects the front side that part is fastened to seat pipe lower end, diapsid connect the circular hole of part with What rear casing grooved both sides front end was mutual rotates connection to perforation, and the slotted hole that the rearward end of connecting rod connects part with diapsid is connected, U Type plug is filled in the slotted hole of ring part, and the lower section positioned at rod rear end portion, two front ends of connecting rod and the top of front-axle beam rear end Horizontal perforation connection, the grooved for being connected with the second latch hook member on front side of seat pipe lower end connect part, the latch hook and groove of the second latch hook member Type connect part both sides mutual to perforation connection, the second latch hook member connects part, latch hook, latch hook spring and interlocking bolt and constituted by grooved, Interlocking bolt is fastened on rear casing in the screwed hole of the front of bottom land, the shape of the latch hook of the second latch hook member and the first latch hook The latch hook of part is similar, and a bolt is penetrated in the elongated hole of the second latch hook member, and is penetrated in latch hook spring, then is screwed in seat pipe, The latch hook of the second latch hook member can be connected in the pore at the top of seat pipe with the cup head interlocking of interlocking bolt by the effect of interlocking spring Connect, saddle is installed on seat bar, fold locator card and be connected to the first two-tube set back upper place；Front-wheel is installed on front fork, and trailing wheel is installed on The rear end of after-frame, opens the latch hook of the second latch hook member of header board, and by vehicle seat collapsed forward, in the presence of connecting rod, vehicle seat is related Side arm, battery case, flexible handle, front fork and front-wheel to fold to the lower section of middle frame together, reach perfect folding effect, and In the presence of folding locator card engaging seat pipe, vehicle seat, side arm, battery case, flexible handle etc. and middle frame are fixed on folding together State；Electric drive system includes that motor, battery, controller and controlling switch, motor are arranged at front-wheel, and battery and controller are all It is placed in battery case.

The beneficial effects of the utility model are：Ingenious cooperation of the utility model by aluminium extrusion so that whole vehicle frame All without electric welding, a kind of new trend of the manufacturing process of electric motor car or bicycle is represented；Handlebar of the present utility model is adopted With the form of flexible handle so that the folding of handlebar had both reached most simply, and reached most effective；Tumbler of the present utility model It is connected using the grooved and tumbler of front-axle beam, in tumbler, includes plane bearing and shock-absorbing polyurethane cylinder, allows rotation Part is both simple and effective and also there is incabloc function；Vehicle frame is folded with middle frame using after-frame forward, vehicle seat and middle frame and side arm Linkage is folded, and has reached the minimum and optimization of frame folding；Shock-absorbing polyurethane block is installed in two slotted holes of rear sleeve rear end, With left back breeches pipe and right back breeches pipe front end vexed plug together after so that after-frame has incabloc function；Battery case is made by the utility model For a part for vehicle body, handlebar, side arm and front fork is directly connected to, makes structure simpler and more optimize.

Description of the drawings：

Fig. 1 is the utility model structural representation；

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

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

Fig. 4 is the structural representation of the utility model front-axle beam and both sides piece；

Fig. 5 is the utility model folding process schematic diagram；

Fig. 6 is that the utility model folding finishes figure；

In figure：1 battery case, 11 front forks, 2 flexible handles, 3 side arms, frame in 4, after 5 Frame, 6 vehicle seats, 71 front-wheels, 72 trailing wheels, 8 electric drive systems；The handle 2 that wherein stretches also includes： 21 left hand handles, 22 right handgrips, latch fitting on 23,24 times latch fittings, 25 handles；Middle frame 4 also includes： 41 twin beams pipes, 42 first two-tube sets, 43 rear casings, 44 step parts, 45 first latch hook members, 46 tow wheel；Vehicle seat 6 also includes：61 seat pipes, 62 vehicle seat folded pieces, 63 second latch hook members, 64 Seat bar, 65 saddles.

Specific embodiment：

According to Fig. 1, Fig. 2 and Fig. 4, described stretching handle type Portable electric bicycle, including battery case 1, front fork 11, stretching turns 2, side arm 3, middle frame 4, after-frame 5, vehicle seat 6, front-wheel 71, trailing wheel 72 and electric drive system 8；

The rectangular box that described battery case 1 is made of metal, the trailing flank of the battery case 1 have the recessed of a upward and downward Shape, the top of the battery case 1 have lid, the top of the battery case leading flank, the top of trailing flank spill and bottom side all bands There are several connecting holes, several connecting holes on described 1 leading flank top of battery case are by lower latch fittings 24 described in several bolt connections Lower clamping piece, the rotating cylinder of several connecting holes on 1 trailing flank top of the battery case by tumbler 31 described in several bolt connections Seat, by the front fork 11 described in several rivet interlacements, described front fork 11 is several connecting holes of the bottom side of the battery case 1 By the rammed Y-piece of sheet metal, the top of the front fork 11 has connecting holes several with the bottom side of the battery case 1 relative Two lower ends of several holes, the front fork 11 are answered all to carry ∩ shape gap.

Described flexible handle 2 includes left hand 21, right handgrip 22, upper latch fitting 23, lower latch fitting 24 and handle 25, described Left hand is all to be formed as right-angle bending by the upper end of pipe 21 and described right handgrip 22, and the left hand is 21 and the right hand Outside below at 22 right-angle bendings is respectively provided with a screwed hole, the left hand is 21 and the screwed hole difference of the right handgrip 22 Corresponding to the bottom side of 23 upper clamping piece of upper latch fitting, with two bolts difference twist-on to the left hand straight to 21 and the right handgrip 22 At angular distortion in the screwed hole of lower outer, be connected to the left hand 21 and the right handgrip 22 bolt respectively be located at described The bottom side of 23 upper clamping piece of upper latch fitting, the left hand are respectively provided with a screwed hole the side of 21 and 22 lower end of the right handgrip, described Left hand is screwed into 21 and 22 lower end side screwed hole of the right handgrip after bolt, can be as described left hand 21 and the described right side Handle 22 spacing with what 24 lower clamping piece of lower latch fitting was slided up and down.

Described upper latch fitting 23 is made up of upper clamping piece, banking stop and clamping screw, and described upper clamping piece is an aluminium extruded type Blank, the left and right two ends of the upper clamping piece respectively have the circular hole of a upward and downward, on the circular hole of two upward and downwards of the upper clamping piece also Cracking for upward and downward is connected with, respectively there are the circular hole of a upward and downward, the upper clamping piece in the left and right that the upper clamping piece upward and downward cracks rearward The left side that tapping is cracked rearward into screwed hole, the upper clamping piece upward and downward in the circular hole of two upward and downward of left and right that upward and downward cracks rearward The bottom of the screwed hole of right two upward and downwards allows described banking stop to be connected to described by the banking stop described in two bolt twist-ons one The bottom side of upper clamping piece, and crack rearward positioned at the upper clamping piece upward and downward, described banking stop is two ends portion with holes Part, is connected to the banking stop of the upper clamping piece bottom side, and is connected to the left hand two on 21 and the right handgrip 22 Bolt coordinates, and spacing when 21 and described right handgrip 22 can be launched as described left hand, the centre of the upper clamping piece has One is cracked 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, described on The stop nut of clamping screw described in is inlayed in the counterbore of folder, is tightened described clamping screw and can be tightened up upper clamping piece upward and downward Crack, upper clamping piece is locked left hand handle and right handgrip so that left hand handle and right handgrip are fixed and can not be rotated, described locking Bolt by bolt and screws handle and is formed by connecting, and described clamping screw also includes stop nut.

Described lower latch fitting 24 is made up of lower clamping piece and clamping screw, and lower clamping piece is the blank of an aluminium extruded type, lower clamping piece Left and right two ends respectively have the circular hole of a upward and downward, be also connected with cracking for upward and downward on the circular hole of two upward and downwards of lower clamping piece, lower folder The centre of part has one to crack vertical longitudinal hole with lower clamping piece upward and downward, and the rear end of the lower clamping piece longitudinal hole is connected with a counterbore, Inlay the stop nut of clamping screw described in the counterbore of the lower clamping piece, the trailing flank of the lower clamping piece has several longitudinal Screwed hole, described lower clamping piece are connected with the top of 1 leading flank of the battery case by several bolts, and described left hand is 21 Hes Described right handgrip 22 is penetrated in the circular hole of described lower clamping piece or so two ends upward and downward, and described clamping screw penetrates the lower folder In the longitudinal hole of part, and it is screwed in stop nut, tightens the clamping screw and can tighten up cracking for lower clamping piece upward and downward, by institute The left hand described in lower clamping piece locking that states is 21 and described right handgrip 22 so that described left hand is 21 and described right handgrip 22 fix and can not slide up and down.

Described handle 25 is a working of plastics, and two lower ends of the handle 25 are respectively connected with the circle of a upward and downward, the handle Corresponding for the external diameter of 21 and the right handgrip 22, the top of the handle 25 is aperture and the left hand of 25 two circle collar aperture The handle of one handle, two collar aperture of the handle 25 are socketed on the left hand respectively under 21 and 22 knee of the right handgrip Side, described handle 25 are located at the top of the upper clamping piece.

Described side arm 3 includes tumbler, front-axle beam and both sides piece, and described tumbler is by rotating cylinder seat and rotary part structure Into rotating cylinder seat is the cutting off processing part of the aluminium extruded type of Ω shape profiles, has the through hole of a upward and downward on rotating cylinder seat, and rotating cylinder is upper and lower The counterbore of placing zanjon bearing is respectively provided with to the upper and lower ends of through hole, and the corner of rotating cylinder seat is also respectively provided with a connecting hole, rotating cylinder seat Four connecting holes corresponding with several connecting holes of battery case trailing flank concave shaped upper, rotating cylinder seat is bolted to battery The top of box trailing flank spill, rotary part include two zanjon bearings, a plane bearing and have a shock-absorbing polyurethane cylinder, and two is deep Ditch bearing is embedded in the counterbore of rotating cylinder seat upper and lower side respectively, and plane bearing is lining on the zanjon bearing of rotating cylinder seat upper end, then will Shock-absorbing polyurethane cylinder is put on plane bearing, and there is a hole axial direction of shock-absorbing polyurethane cylinder, and by the endoporus of two zanjon bearings, The axis hole of plane bearing and the hole of shock-absorbing polyurethane cylinder, corresponding to the upper and lower two sides of front-axle beam front end grooved mutual to wearing Hole, with being connected described tumbler with the grooved of the front-axle beam to locking bolt, described front-axle beam is the slice processing of aluminium extruded type Part, the front end of the front-axle beam is in grooved, the upper and lower of rear end respectively has a horizontal perforation, middle part to have reinforcement, after the front-axle beam The centre of end top is provided with a grooved gap, horizontal above the grooved gap above the front-axle beam rear end and the front-axle beam rear end Perforation is vertical intersecting, and respectively there is a circular hole corner of the front-axle beam reinforcement, and attacks in the circular hole of the front-axle beam reinforcement corner Into screwed hole, the both sides up and down of the front-axle beam grooved are provided with mutual to perforation, the both sides punching press up and down of the front-axle beam grooved tooth Into fillet, side piece is by the rectangular patch of plastic injection, the corner Ge Youyi holes of side piece rectangle, the hole of side piece rectangle corner Corresponding with the screwed hole of the front-axle beam reinforcement corner, and both sides piece is connected to the left and right two of the front-axle beam by bolt Side.

Described middle frame 4 includes the 41, first two-tube set 42, rear casing 43 of twin beams pipe, step part 44, pleated sheet, the first lock Hook 45, wheel 46 and shock-absorbing polyurethane block is towed, described twin beams pipe 41 is made up of two flat tubes of left and right, before the twin beams pipe 41 End close-fitting is socketed in the two-tube set 42 of described first, and the rear end close-fitting of the twin beams pipe 41 is socketed on described rear casing 43 In, the first described two-tube set 42 is the slice processing part of an aluminium extruded type, and two slotted holes, institute are arranged at 42 tops of the first two-tube set Two slotted holes for stating the first two-tube set 42 are corresponding with the cast of two flat tube of left and right of the twin beams pipe 41, the first two-tube set The grooved that Open Side Down, institute are arranged at 42 bottoms for respectively having a company side, the first two-tube set 42 up and down being located between two slotted holes The both sides for stating the first two-tube 42 Open Side Down grooved of set are provided with mutual to perforation, the first two-tube set 42 Open Side Down grooved Two sides strike out fillet, between the first two-tube set, 42 liang of slotted holes on the left and right that connects on the face on side be provided with about two To hole, the first two-tube set 42 is mutual to being punched through turning to locking horizontal perforation below bolt and the front-axle beam rear end Dynamic connection, the bottom side that there are perforate, 42 both sides of the first two-tube set on the both sides of 41 front end of twin beams pipe also respectively connect a step Connecting rod, described step part 44 are formed by connecting by step connecting rod and step, and step connecting rod is rolled over by the lower end of a flat metal flat bar Curved form, there is a perforate at the upper and lower two ends of step connecting rod, and the upper end of two step connecting rods passes through twin beams pipe 41 described in rivet Both sides, the lower end of step connecting rod are bolted step, and step is to fold step.

Described rear casing 43 is the segment workpiece of an aluminium extruded type, and two slotted holes, institute are arranged at the bottom of the rear casing 43 The cast for stating two slotted holes of rear casing 43 and two flat tube of left and right of the twin beams pipe 41 is corresponding, and the rear casing 43 is located at two The top for respectively having a company side, the rear casing 43 up and down between slotted hole has the grooved of opening upwards, the rear casing 43 to open The front-end and back-end of mouth grooved both sides upwards be respectively provided with one mutual to perforation, between 43 liang of slotted holes of the rear casing on connect side Before and after be respectively provided with the screwed hole of a upward and downward, between 43 liang of slotted holes of the rear casing under connect be provided with the rear end face on side several The hole of upward and downward, it is mutual to perforation, the rear casing 43 that the upper and lower sides of 43 liang of slotted hole rear ends of the rear casing are respectively provided with one The upper and lower sides of two slotted hole rear ends mutual to bore a hole each fix a pin, described pleated sheet is the sliced pieces of an aluminium extruded type, There is a cross-perforating rear end of the pleated sheet, is provided with the hole of several upward and downwards, the folding on the front end face of the pleated sheet The hole of the several upward and downwards of the front end face of piece, between 43 liang of slotted holes of the rear casing under connect the rear end face several upward and downwards on side Hole is corresponding, and the pleated sheet connects the rear end face on side by bolt and nut under being connected between 43 liang of slotted holes of the rear casing.

The first described latch hook member 45 by latch hook and latch hook spring and is constituted, and latch hook is the sliced pieces of an aluminium extruded type, latch hook Middle part carries a horizontal collar aperture, and there is a hook-type rear end of latch hook, and latch hook front portion is provided with a vertical elongated hole, latch hook horizontal Collar aperture the first corresponding to perforation, described latch hook member 45 mutual with the rear end of 43 opening upwards grooved both sides of the rear casing Two short bushing pipes are also included, and the axle that tows for towing wheel 46 penetrates the mutual to wearing of 43 grooved both sides rear end of the rear casing In Kong Zhong, two short bushing pipes and in the transverse holes of latch hook, two short bushing pipes are located in 43 grooved two of both sides and the rear casing of latch hook Side, a bolt are penetrated in the vertical elongated hole of latch hook, and are penetrated in latch hook spring, then are screwed into 43 liang of slotted holes of the rear casing Between on connect in the screwed hole of rear upward and downward on side, the latch hook of first latch hook member 45 can hook lock in the presence of latch hook spring The rectangular opening of 5 second two-tube set of the after-frame, shock-absorbing polyurethane block described in two are filled in the two oval of 43 rear end of the rear casing Kong Zhong, and described in two, shock-absorbing polyurethane block front end props up the pin positioned at 43 liang of slotted hole rear ends of the rear casing, two shock-absorbings Two nylon plugs in polyurethane block and the left back breeches pipe of the after-frame and right back breeches pipe front end pore offset cooperation, can play shock-absorbing work With.

Described tow wheel 46 and taken turns and towed axle by two PU constitute, the described axle that tows is prevented by an axostylus axostyle, two bushing pipes and two Loose nut is constituted, and axostylus axostyle is that the two ends of a round bar are provided with external screw thread, the both ends that two bushing pipes are socketed on axostylus axostyle, then two PU are taken turns It is socketed on the two ends of axostylus axostyle, then two stop nuts is fastened to the two ends of axostylus axostyle, described PU wheels is the PU wheels of plastic wheel hub, institute A deep groove ball bearing is respectively inlayed in the centre for stating PU wheels two sides, is also lined with a lining ring between two deep groove ball bearings of the PU wheels.

Described after-frame 5 is made up of left back breeches pipe, right back breeches pipe, the second two-tube set and heel brace, left back breeches pipe and right back vent Pipe is all made up of flat tube, and the rear end of left back breeches pipe and right back breeches pipe is all flattened, and is all provided with U-shaped gap, after left back breeches pipe and the right side The front end close-fitting of breeches pipe is socketed in the second two-tube set, is respectively plugged with a nylon vexed in the pore of left back breeches pipe and right back breeches pipe front end Plug, the shape and size of the second described two-tube set set 42 two-tube with described first are identical, and the second described two-tube set is located at two The centre in the upper even side face between slotted hole is provided with a rectangular opening, and the rectangular opening of the second two-tube set is and first latch hook The interlocking hole that 45 latch hook of part coordinates, the second two-tube set are mutual to being punched through to locking bolt and the pleated sheet rear end Cross-perforating rotates connection, and heel brace is connected to the left side in the middle part of left back breeches pipe.

Described vehicle seat 6 includes seat pipe 61, vehicle seat folded piece 62, the second latch hook member 63, seat bar 64, saddle 65 and folds determining Position card, in the pore of described 61 lower end of seat pipe, close-fitting fills in a thick-walled tube, 61 bottom leading flank of the seat pipe upper and lower The thick-walled tube that fills in related with trailing flank upper, middle and lower is respectively provided with a screwed hole, the upper end of the seat pipe 61 be provided with one vertical Crack, the upper end of the seat pipe 61 is socketed a pipe clamp, described seat bar 64 is upper bend pipe at a right angle, described seat bar In 64 pores for penetrating 61 upper end of the seat pipe, and cracking for 61 upper end of the seat pipe is tightened up with pipe clamp, by described seat bar 64 Fix with described seat pipe 61, described saddle 64 is installed on the front end of the seat bar 64.

Described vehicle seat folded piece 62 is connected part, connecting rod and U-shaped plug and is constituted by diapsid, and it is an aluminium extruded type that diapsid connects part Sliced pieces, diapsid connects the upper end of part has a slotted hole, lower end to have a circular hole, and diapsid connects part has one positioned at the vertical of long collar aperture Mutual to perforation, diapsid connects part the hole of a longitudinal direction above circular hole, and the longitudinal hole that diapsid connects part is stubborn by bolt It is connected on front side of 61 bottom of the seat pipe in lower screwed hole, diapsid connects the circular hole of part and passes through to locking bolt and the rear casing 43 What grooved both sides front end was mutual rotates connection to perforation, and connecting rod is made up of connecting rod bending part and two connecting rod lining rings, connecting rod bending part It is two leading sections of the front with the rectangle frame of opening, rectangle frame to be bent into by a metal round rod bending is formed still further below, connecting rod The two ends of the inside bending of rectangle frame are drilled with perforation, and connecting rod bending part is penetrated in the slotted hole that diapsid connects part, and makes connecting rod The rearward end of bending part connects the top of the slotted hole of part positioned at diapsid, and U-shaped plug fills in the lower section of the slotted hole of ring part, and position In the lower section of connecting rod bending part rearward end, U-shaped plug is a nylon plug, and the upper side of U-shaped plug has the bar footpath phase with connecting rod bending part Corresponding arc groove, U-shaped also have a longitudinal direction to bore a hole beyond the Great Wall, and longitudinal direction perforation and the diapsid of U-shaped plug connect part and hang down positioned at long collar aperture Corresponding to mutual perforation, U-shaped plug is positioned in the long collar aperture that diapsid connects part by screw, and diapsid is connected part Upper end and 61 bottom of the seat pipe on front side of in screwed hole fix, the two ends of the inside bending in the front end of connecting rod are penetrated before described In the horizontal perforation in the top of beam rear end, and in the grooved gap above the front-axle beam rear end win, by two connecting rod lining ring sets The front end for being connected to connecting rod is won on the two ends in grooved gap above the front-axle beam rear end, and hammers into connecting rod square with two pins Position in the perforation at the inside bending two ends of shape frame.

The second described latch hook member 63 is connected part, latch hook, latch hook spring and interlocking bolt and is constituted by grooved, and it is groove that grooved connects part The cutting off processing part of the aluminium extruded type of type, grooved connect the left and right sides of part grooved and are provided with one mutual to perforation, and grooved connects bottom before part Face is respectively provided with a hole up and down, grooved connect on front side of the holes up and down of the front bottom surface of part and 61 bottom of the seat pipe under two screw threads Hole is corresponding, and grooved is connected part and is connected with front side of 61 bottom of the seat pipe by two bolts, the latch hook of second latch hook member 63 Shape similar with the latch hook of first latch hook member 45, the transverse holes of second latch hook member, 63 latch hook pass through to lock bolt with Grooved connect part both sides mutual to perforation connection, interlocking bolt is the bolt of a cup head, interlocking bolt be fastened to described after manage Set 43 liang of slotted holes between on connect side front upper and lower to screwed hole in, a bolt penetrates the length of 63 latch hook of the second latch hook member Kong Zhong, and penetrate in latch hook spring, then be screwed on front side of 61 bottom of the seat pipe in upper screwed hole, second latch hook member 63 latch hook can be with the cup head interlocking of interlocking bolt by the effect of interlocking spring, and described folding locator card is by U-shaped nylon In flakes, two connecting holes are arranged at U-shaped nylon card bottom, and respectively there is a hole anterior left and right to metal in flakes, and rear portion is left in flakes for metal for card and metal Respectively there is a hole on the right side, and the holes at metal rear portion in flakes is connected with two connecting holes of U-shaped nylon card bottom by bolt and nut, metal company The anterior holes of piece passes through bolt and nut, cover the left and right connected between 42 liang of slotted holes on the face of side two two-tube with described first The hole connection of upward and downward.

Described front-wheel 71 is 8 inches of motor wheel, and described front-wheel 71 is installed on described front fork 11, described after Wheel 72 is 8 inches takes turns, and described trailing wheel 72 is installed on the rear end of left back breeches pipe and right back breeches pipe, described electric drive system 8 Including：Wheel hub motor, battery, controller and controlling switch, described motor are brushless hub electric motors, described motor with described The wheel hub one configuration of front-wheel 71 is combined, and described battery is the lithium battery group of series connection, and described controller is brushless electric machine control Device processed, described battery and described controller are all positioned in described battery case 1, and described controlling switch includes that speed governing turns , power-off brake lever and power supply lock, described power supply lock are installed on the side at the top of described battery case, speed governing turns Being installed on described right handgrip 22, power-off brake lever is installed on described left hand on 21 and on described right handgrip 22, electric Source control lock, speed control crank and power-off brake lever, are connected with described controller by connecting line and connector, described controller It is connected with described battery and described front-wheel by connecting line and connector.

Claims (10)

1. a kind of flexible handle type Portable electric bicycle, including battery case, front fork, flexible handle, side arm, middle frame, after-frame, car Seat, front-wheel, trailing wheel and electric drive system, is characterized in that：The top of battery case leading flank connects flexible handle, on rear side of battery case The top connection side arm in face, the bottom side connection front fork of battery case, flexible handle include left hand handle, right handgrip, upper latch fitting, lower lock Part and handle, left hand being to be formed as right-angle bending by the upper end of pipe with right handgrip, at left hand handle and right handgrip right-angle bending The outside of lower section is provided with screwed hole, and upper latch fitting is made up of upper clamping piece, banking stop and clamping screw, and the left and right two ends of upper clamping piece respectively have The circular hole of one upward and downward, is also 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 and leans on Left and right afterwards is respectively provided with the screwed hole of a upward and downward, the bottom of the screwed hole of two upward and downward of left and right that upper clamping piece upward and downward cracks rearward End allows banking stop to be connected to the bottom side of upper clamping piece by two bolt twist-ons, one banking stop, and there are one and upper clamping piece in the centre of upper clamping piece Upward and downward cracks vertical longitudinal hole, and the rear end of upper clamping piece longitudinal hole connects the stop nut of a clamping screw, left hand handle and the right side Handle in the circular hole for penetrating upper clamping piece or so two ends upward and downward, and by left hand with right handgrip right-angle bending at below screwed hole Corresponding to upper clamping piece bottom side, with two bolts be screwed into respectively left hand with right handgrip right-angle bending at below screwed hole in, By left hand spacing with what right handgrip and upper clamping piece were made to rotate, clamping screw is penetrated in the longitudinal hole of upper clamping piece, and is screwed into anti- In loose nut；Lower latch fitting is made up of lower clamping piece and clamping screw, and respectively there is the circular hole of a upward and downward at the left and right two ends of lower clamping piece, lower folder Also be connected with cracking for upward and downward on the circular hole of two upward and downwards of part, the centre of lower clamping piece have one crack with lower clamping piece upward and downward vertical Longitudinal hole, the rear end of lower clamping piece longitudinal hole connects the stop nut of a clamping screw, and the trailing flank of lower clamping piece has several longitudinal directions Screwed hole, lower clamping piece is connected with the front side on battery case top by several bolts, and it is left that left hand handle and right handgrip penetrate lower clamping piece In the circular hole of right two ends upward and downward, clamping screw is penetrated in the longitudinal hole of lower clamping piece, and is screwed in stop nut, handle connection In left hand the top with right handgrip, and the top positioned at upper clamping piece；Side arm is made up of tumbler and front-axle beam, and tumbler is by rotating cylinder Seat and rotary part are constituted, and rotating cylinder seat is connected to the rear side on battery case top, and rotary part is installed on rotating cylinder seat, before front-axle beam End is in grooved, and the both sides up and down of front-axle beam grooved have mutual to perforation, and the upper and lower of front-axle beam rear end respectively has a horizontal perforation, front Beam grooved mutual to be punched through to lock bolt be connected with tumbler；Middle frame include twin beams pipe, the first two-tube set, rear casing, Two step parts, pleated sheet, the first latch hook member, tow wheel and two shock-absorbing polyurethane blocks, twin beams pipe by left and right two flat tubes constitute, twin beams The front end close-fitting of pipe is socketed the first two-tube set, and the first two-tube set is the slice processing part of an aluminium extruded type, and the first two-tube set top has Two slotted holes, two slotted holes of the first two-tube set are corresponding with the cast of two flat tube of left and right of twin beams pipe, under the first two-tube set There is a grooved that Open Side Down in portion, and the both sides of the first two-tube set Open Side Down grooved are provided with mutual to perforation, the first two-tube set phase Mutual to being punched through being connected with horizontal perforation rotation below front-axle beam rear end to locking bolt, rear casing is the segment of an aluminium extruded type Workpiece, the bottom of rear casing have two slotted holes, and two slotted holes of rear casing are relative with the cast of two flat tube of left and right of twin beams pipe Should, the front-end and back-end that the grooved of opening upwards, rear casing opening upwards grooved both sides are arranged at the top of rear casing are respectively provided with a phase It is mutual that to perforation, the both sides of double two pipes front ends also respectively connect a step connecting rod, and step part is formed by connecting by step connecting rod and step, The rear end of pleated sheet has a cross-perforating, pleated sheet to be connected to the back lower place of rear casing by bolt and nut, tows towing for wheel Axle is penetrated in the mutual latch hook transverse holes to perforation the first latch hook member of neutralization of rear casing grooved both sides rear end, by latch hook with rear Pipe box rotates connection, and the first latch hook member is made up of latch hook and latch hook spring, and latch hook front portion has an elongated hole, a bolt to penetrate the first lock In the elongated hole of hook, and penetrate in latch hook spring, then be screwed on rear casing in the screwed hole of the rear of bottom land, two shock-absorbings Polyurethane block is fixed in two slotted holes of rear casing rear end, is towed wheel and is taken turns and towed axle and constitute by two PU, and two PU wheels are connected to Tow the two ends of axle；After-frame is made up of left back breeches pipe, right back breeches pipe, the second two-tube set and heel brace, left back breeches pipe and right back breeches pipe Front end close-fitting be socketed the second two-tube set, the shape and size of the second two-tube set are identical with the first two-tube set, the second two-tube set phase Mutual to being punched through being connected with the cross-perforating rotation of pleated sheet rear end to locking bolt, heel brace is connected in the middle part of left back breeches pipe Left side；Vehicle seat includes seat pipe, vehicle seat folded piece, the second latch hook member, seat bar, saddle and folds locator card, and vehicle seat folded piece is by double Pass connects part, connecting rod and U-shaped plug, and diapsid connects the front side that part is fastened to seat pipe lower end, and diapsid connects the circular hole and rear casing of part What grooved both sides front end was mutual rotates connection to perforation, and the slotted hole that the rearward end of connecting rod connects part with diapsid is connected, U-shaped plug plug Enter in the slotted hole of ring part, and the lower section positioned at rod rear end portion, two front ends of connecting rod are horizontal with the top of front-axle beam rear end Perforation connection, the grooved for being connected with the second latch hook member on front side of seat pipe lower end connect part, and the latch hook of the second latch hook member connects part with grooved Both sides are mutual to be connected to perforation, and the second latch hook member is connected part, latch hook, latch hook spring and interlocking bolt and constituted by grooved, interlocking spiral shell Bolt is fastened on rear casing in the screwed hole of the front of bottom land, the lock of the shape of the latch hook of the second latch hook member and the first latch hook member Hook is similar, and a bolt is penetrated in the elongated hole of the second latch hook member, and is penetrated in latch hook spring, then is screwed in seat pipe, the second lock The latch hook of hook can be connected in the pore at the top of seat pipe, seat with the cup head interlocking of interlocking bolt by the effect of interlocking spring Saddle is installed on bar, is folded locator card and is connected to the first two-tube set back upper place；Front-wheel is installed on front fork, and trailing wheel is installed on after-frame Rear end, electric drive system include that motor, battery, controller and controlling switch, motor are arranged at front-wheel, and battery and controller are all It is placed in battery case.

2. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：Described battery case is by metal system Into rectangular box, have lid at the top of the battery case, described front fork be by the rammed Y-piece of sheet metal, the front fork Two lower ends all carry ∩ shape gap, and the left hand is corresponding respectively to the upper latch fitting upper clamping piece with the screwed hole of the right handgrip Bottom side, with two bolts distinguish twist-on to the left hand with the right handgrip right-angle bending at lower outer screwed hole in, After the left hand handle and the right handgrip lower end side screwed hole are screwed into bolt, can as described left hand with the described right hand Spacing with what the lower latch fitting lower clamping piece was slided up and down, the banking stop of the upper clamping piece bottom side is connected to, and is connected to The left hand, can be as described left hand when launching with described right handgrip coordinating with two bolts on the right handgrip Spacing.

3. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：Described tumbler is by rotating cylinder seat Constitute with rotary part, the upper and lower ends for having the through hole of a upward and downward, rotating cylinder upward and downward through hole on rotating cylinder seat are respectively provided with placement deeply The counterbore of ditch bearing, the corner of rotating cylinder seat are also respectively provided with a connecting hole, and it is recessed that rotating cylinder seat is bolted to battery case trailing flank The top of shape, rotary part include two zanjon bearings, a plane bearing and have a shock-absorbing polyurethane cylinder, and two zanjon bearings are distinguished It is embedded in the counterbore of rotating cylinder seat upper and lower side, plane bearing is lining on the zanjon bearing of rotating cylinder seat upper end, then by shock-absorbing polyurethane Cylinder is put on plane bearing, and there is a hole axial direction of shock-absorbing polyurethane cylinder, and by the endoporus of two zanjon bearings, the axle of plane bearing Hole and the hole of shock-absorbing polyurethane cylinder, corresponding to the upper and lower two sides of front-axle beam front end grooved mutual to perforation, with to lock spiral shell Described tumbler is connected by bolt with the grooved of the front-axle beam.

4. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：Described front-axle beam is aluminium extruded type Slice processing part, the front end of the front-axle beam is in grooved, the upper and lower of rear end respectively has a horizontal perforation, middle part to have reinforcement, institute State the centre above front-axle beam rear end and be provided with a grooved gap, on the grooved gap above the front-axle beam rear end and the front-axle beam rear end The cross-perforating of side is vertical intersecting.

5. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：The corner of the front-axle beam reinforcement Respectively have a circular hole, and in the circular hole of the front-axle beam reinforcement corner tapping into screwed hole, the both sides up and down of the front-axle beam grooved It is provided with mutual to perforation, the both sides up and down of the front-axle beam grooved strike out fillet, and side piece is by the rectangle of plastic injection Sheet, the corner Ge Youyi holes of side piece rectangle, the hole of side piece rectangle corner are relative with the screwed hole of the front-axle beam reinforcement corner Should, and both sides piece is connected to the right and left of the front-axle beam by bolt.

6. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：The first two-tube set is located at two Respectively there is a company side up and down between slotted hole, the two sides of the first two-tube set Open Side Down grooved strike out fillet, described Step part be formed by connecting by step connecting rod and step, step connecting rod is formed by the lower end bending of a flat metal flat bar, step The upper and lower two ends of connecting rod have perforate, the upper end of two step connecting rods to pass through the both sides of twin beams pipe described in rivet, step connecting rod Lower end be bolted step, step is to fold step, and the rear casing is located at respectively has one between two slotted holes up and down Lian Bian, between two slotted hole of the rear casing on connect side before and after be respectively provided with the screwed hole of a upward and downward, the rear casing two is grown The hole of several upward and downwards is provided with the rear end face for connecting side under between circular hole.

7. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：The first described latch hook member is also wrapped Included two short bushing pipes, described tow wheel tow axle penetrate the rear casing grooved both sides rear end mutual to perforation in, two In short bushing pipe and in the transverse holes of latch hook, two short bushing pipes are located on the inside of the both sides of latch hook and the rear casing grooved two, described Tow to take turns to be taken turns and towed axle by two PU and constitute, the described axle that tows is made up of an axostylus axostyle, two bushing pipes and two stop nuts, and axostylus axostyle is The two ends of one round bar are provided with external screw thread, the both ends that two bushing pipes are socketed on axostylus axostyle, then two PU wheels are socketed on the two ends of axostylus axostyle, Two stop nuts are fastened to the two ends of axostylus axostyle again, left back breeches pipe and right back breeches pipe are all made up of flat tube, after left back breeches pipe and the right side The rear end of breeches pipe is all flattened, and is all provided with U-shaped gap, and the second described two-tube set is located at the upper even side face between two slotted holes Centre is provided with a rectangular opening, and the rectangular opening of the second two-tube set is the interlocking hole coordinated with the first latch hook member latch hook.

8. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：The pore of described seat pipe lower end Middle close-fitting fills in a thick-walled tube, the related heavy wall circle that fills in of the upper and lower and trailing flank upper, middle and lower of seat pipe bottom leading flank Pipe is respectively provided with a screwed hole, the upper end of the seat pipe be provided with one vertical crack, the upper end of the seat pipe is socketed a pipe clamp, institute The seat bar that states is upper bend pipe at a right angle, and diapsid connects the sliced pieces that part is an aluminium extruded type, and diapsid connects the upper end of part There are a slotted hole, lower end to have a circular hole, diapsid connects part to be had one mutual to perforation positioned at the vertical of long collar aperture, and diapsid connects part Being located above circular hole has the hole of a longitudinal direction, and diapsid connects under the longitudinal hole of part is fastened on front side of the seat pipe bottom by bolt In screwed hole.

9. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：Connecting rod bending part is by a metal Round bar is bent into rectangle frame of the front with opening, bending is formed still further below for two leading sections of rectangle frame, and connecting rod rectangle frame is inside The two ends of bending are drilled with perforation, and connecting rod bending part is penetrated in the slotted hole that diapsid connects part, makes the rear end of connecting rod bending part Portion connects the top of the slotted hole of part positioned at diapsid, and spiral shell during diapsid is connected on front side of the upper end of part and the seat pipe bottom Pit is fixed, and the two ends of the inside bending in the front end of connecting rod are penetrated in the horizontal perforation in the top of the front-axle beam rear end, and in institute State and win in the grooved gap above front-axle beam rear end, the front end that two connecting rod lining rings are socketed on connecting rod is located on the front-axle beam rear end Win on the two ends in square groove type gap, and positioning in the perforation at the inside bending two ends of connecting rod rectangle frame is hammered into two pins.

10. flexible handle type Portable electric bicycle according to claim 1, is characterized in that：Grooved connects the aluminium that part is grooved The cutting off processing part of crowded type, grooved connect the left and right sides of part grooved and are provided with one mutual to perforation, and grooved connects the upper of the front bottom surface of part Under be respectively provided with a hole, grooved connect the holes up and down of the front bottom surface of part with front side of the seat pipe bottom under two screwed holes relative Should, grooved is connected part and is connected with front side of the seat pipe bottom by two bolts, and interlocking bolt is the bolt of a cup head, described Locator card is folded by U-shaped nylon card and metal in flakes, two connecting holes are arranged at U-shaped nylon card bottom, and anterior left and right respectively has metal in flakes One hole, respectively there is a hole at rear portion or so to metal in flakes, and the holes at metal rear portion in flakes is by bolt and nut and U-shaped nylon card bottom Two connecting holes connect, and by bolt and nut, cover two slotted holes between on two-tube with described first connects metal holes anterior in flakes The hole connection of two upward and downwards of the left and right on the face of side.