CN204161576U - Folding electric bicycle - Google Patents

Folding electric bicycle Download PDF

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Publication number
CN204161576U
CN204161576U CN201420531744.1U CN201420531744U CN204161576U CN 204161576 U CN204161576 U CN 204161576U CN 201420531744 U CN201420531744 U CN 201420531744U CN 204161576 U CN204161576 U CN 204161576U
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China
Prior art keywords
frame pipe
cross bar
vehicle frame
front vehicle
rear frame
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CN201420531744.1U
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Chinese (zh)
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黄穗阳
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Individual
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Individual
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Priority to CN201420531744.1U priority Critical patent/CN204161576U/en
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Abstract

The utility model discloses a kind of folding electric bicycle, comprise chassis assembly, handlebar assembly, be provided with the front fork assembly of front wheels and be provided with the rear fork assemblies of rear wheels, chassis assembly comprises interconnective front vehicle frame pipe and Rear frame pipe, handlebar assembly is arranged at front vehicle frame pipe front end, rear fork assemblies is arranged at Rear frame pipe lower end, and front fork assembly is arranged at handlebar assembly lower end; Front vehicle frame pipe is connected to make front vehicle frame pipe and Rear frame pipe can be parallel to each other away from around rotating shaft or be parallel to each other close to reach deployed condition or folded state by the axis of rotation that a horizontal direction is arranged with Rear frame pipe, wherein, under folded state, there is certain intervals distance between front wheels and rear wheels so that carry out.Its small volume, use material are less, and car body weight is light, low cost of manufacture, and foldable structure is simple, folding convenient.

Description

Folding electric bicycle
Technical field
The utility model relates to Electrical Bicycle technical field, particularly relates to a kind of folding electric bicycle.
Background technology
Electric energy is the most clean, most environmental protection, use most convenient and the highest energy form of conversion efficiency, under the international situation of the oil resources of the city environmental pollution be on the rise and exhaustion day by day, particularly day by day block up at city traffic, under the background of price of oil going up sky-high, use private car less, on and off duty and trip uses public transport mode instead and bicycle has become proprietary common recognition.
But the requirement making bicycle cannot meet user far away, or public transport mode comprises subway and bus etc. usually away from office and residence, needs other vehicle to plug into the trip of this segment distance.Foldable motor-assisted bicycle meets above-mentioned needs, and folding electric bicycle is most environmental protection, uses most convenient, the economical and practical trip vehicle.
According to the structure of original standard bicycle, the Electrical Bicycle designed and folding electric bicycle, great majority are all the Vehicle Frame Design schemes adopting Μ type, its remarkable shortcoming is: volume is comparatively large, use material more, and then causes that car body is very heavy, manufacturing cost is high, and, its foldable structure is complicated, thus also there is folding inconvenient problem, and, after folding, can only carry away and can not carry out, bicycle volume-diminished after folding, but weight is still very heavy, carries to walk hard difficulty.
Utility model content
The utility model provides a kind of folding electric bicycle for solving the problems of the technologies described above, and its small volume, use material are less, can alleviate car body weight, save material and manufacturing cost, and its foldable structure is simple, folding convenient.
For solving the problems of the technologies described above, the utility model provides a kind of folding electric bicycle, comprise: chassis assembly, handlebar assembly, be provided with the front fork assembly of front wheels and be provided with the rear fork assemblies of rear wheels, described chassis assembly comprises interconnective front vehicle frame pipe and Rear frame pipe, described handlebar assembly is arranged at described front vehicle frame pipe front end, described rear fork assemblies is arranged at described Rear frame pipe lower end, and described front fork assembly is arranged at described handlebar assembly lower end; Described front vehicle frame pipe is connected to make described front vehicle frame pipe and described Rear frame pipe can be parallel to each other away from around described rotating shaft or be parallel to each other close to reach deployed condition or folded state by the axis of rotation that a horizontal direction is arranged with described Rear frame pipe, wherein, under folded state, there is certain intervals distance between described front wheels and described rear wheels so that carry out.
Further, described chassis assembly also comprises the first cross bar, the second cross bar that are in deployed condition for locked described front vehicle frame pipe and Rear frame pipe; Described first cross bar one end is connected to described front vehicle frame pipe lower end by the axis of rotation that a horizontal direction is arranged, the axis of rotation that described second cross bar one end is also arranged by a horizontal direction is connected to described Rear frame pipe lower end, wherein, the axis of rotation that the described first cross bar other end is also arranged by a horizontal direction with the described second cross bar other end is connected, and to make described first cross bar, described front vehicle frame pipe followed by described second cross bar, the motion of described Rear frame pipe and move and synchronously realize deployed condition or folded state.
Further, under deployed condition, described front vehicle frame pipe and described Rear frame pipe be parallel to each other around the shaft away from, described front vehicle frame pipe and described Rear frame pipe form Λ character form structure, further, described first cross bar, described second cross bar follow described front vehicle frame pipe and described Rear frame pipe be parallel to each other away from and parallel away to make described front vehicle frame pipe, described Rear frame pipe, described first cross bar and described second cross bar be formed A character form structure; Under folded state, described front vehicle frame pipe and described Rear frame pipe be parallel to each other around the shaft draw in close, further, described first cross bar, described second cross bar are followed being parallel to each other of described front vehicle frame pipe and described Rear frame pipe and are drawn near and draw near to make described front vehicle frame pipe, described Rear frame pipe, described first cross bar and described second cross bar be formed II character form structure.
Further, described first cross bar is arranged at intervals with the first lock and the second lock, under deployed condition, described first cross bar and described second cross bar are maximum total length and lock described second cross bar by described first lock, and under folded state, described second cross bar rotates to the position parallel with described first cross bar and is minimum overall length to make described first cross bar and described second cross bar and locked by described second lock.
Further, described first lock and described second lock include one for clamping the holding part of described second cross bar; Wherein, described second cross bar tensioner is fixed on the holding part of described first lock or described second lock; The side of described first lock and described second lock holding part or two sides are provided with spring pin, and on described second cross bar, the side of the spring pin institute contact position of corresponding each described holding part or both sides are respectively arranged with lock hole; When described first cross bar of expansion becomes horizontality with described second cross bar, by the spring pin on described first lock being buckled into automatically the lock hole of relevant position on described second cross bar and then described second cross bar being locked in corresponding horizontality, further, handle or button is provided with, by pulling described handle or pressing the lock-out state that described button can remove corresponding described spring pin and described lock hole at the afterbody of described spring pin; When folding hold up described first cross bar and described second cross bar time, the spring pin of described second lock automatically buckles into the lock hole of relevant position on described second cross bar and then described second cross bar is locked in corresponding vertically state, makes Electrical Bicycle be in folded state.
Further, described handlebar assembly comprises leading handlebar, stem, wrist axle standpipe and regulating tank; Described leading handlebar and described stem are connected in one, described front fork assembly is sheathed on described wrist axle riser interiors, described front vehicle frame pipe is fixed on described wrist axle standpipe sidewall, and described regulating tank is fixed on described wrist axle standpipe upper end, and described stem is installed on described regulating tank; Wherein, described stem one end is rotationally connected with described regulating tank, and, described regulating tank is provided with two and plural adjustment position, pulling described stem makes described stem be placed in the adjustment position of corresponding proper angle, and by a lockout mechanism, described stem is fixed on adjustment position.
Further, described front fork assembly comprises described front wheels and front fork, described front fork cover is located at described wrist axle riser interiors, described front wheels are installed on described front fork, described rear fork assemblies comprises described rear wheels and back vent, and described back vent is installed on described Rear frame pipe bottom, and described rear wheels are installed on described back vent, wherein, described front wheels and/or described rear wheels are driven by motor; Also be provided with a battery supporting plate between described handlebar assembly and described front vehicle frame pipe, for described motor provides the chargeable battery of power supply to be installed in above described battery supporting plate, the electric machine controller of described motor is installed in below described battery supporting plate; Above the below of described battery supporting plate, described wrist axle standpipe and front vehicle frame pipe weld, two reinforcement plates are installed, are also respectively arranged with a retractable pedal in the both sides of described reinforcement plate, described back vent is also provided with a retractable parking bracket heel brace.
Further, described front wheels comprise one or more front-wheel, and described rear wheels comprise one or more trailing wheel; Wherein, the quantity of described front-wheel and described trailing wheel and/or width identical or different.
Further, described Rear frame pipe is provided with supporting sleeve, seat bag, seat bracket and strut member, described supporting sleeve is arranged on described Rear frame pipe, described seat bracket one end is rotationally connected with on described Rear frame pipe, described seat packaging is located on described seat bracket, and described strut member one end is installed on described supporting sleeve, the other end is installed on described seat bracket to support described seat bag; Wherein, the supporting sleeve of described seat bracket is sheathed on described Rear frame pipe, wherein, the supporting sleeve of described seat bracket can slide up and down drive described strut member to move and then regulate described seat bracket along described Rear frame pipe, and uses a Spring retainer to lock described supporting sleeve and a handle unlocks; Or, described Rear frame pipe is provided with one or two stay bearing plates with chute, the bearing of trend of described chute is parallel with described Rear frame pipe, described strut member one end is installed on described seat bracket, the other end is arranged on one or two slips are buckled, and described slip button can move to regulate described seat cornerite degree along described chute; Wherein, described strut member is seat bumper or pipe or square tube.
Further, described front vehicle frame pipe is arranged by two intervals and the hollow tube bending to ∫ shape is formed, and described Rear frame Guan Youyi bar hollow tube is formed; Described chassis assembly also comprises a handrail, and described handrail, described front vehicle frame pipe and described Rear frame pipe are embedded successively from outside to inside, and described handrail, described front vehicle frame pipe and described Rear frame pipe are connected by same axis of rotation; Or described front vehicle frame pipe is connected by same axis of rotation with described Rear frame pipe, described handrail is welded on the ∫ shape top curved place of described front vehicle frame pipe, coaxial with the straight tube direction of described front vehicle frame pipe.
Folding electric bicycle of the present utility model: the axis of rotation that the front vehicle frame pipe in chassis assembly and Rear frame pipe are arranged by a horizontal direction is connected, front vehicle frame pipe and Rear frame pipe can be made to be parallel to each other away from or to be parallel to each other near and then realize front and back to launch or fore-aft fold state, its structure is simple, folding convenient, and, its volume is little, use material is few, and then manufacturing cost is minimized.
Accompanying drawing explanation
Fig. 1 is a deployed condition schematic diagram (stem is obliquely installed) of the utility model folding electric bicycle first embodiment.
Fig. 2 is another deployed condition schematic diagram (stem is vertically arranged) of the utility model folding electric bicycle first embodiment.
Fig. 3 is the folded state schematic diagram of folding electric bicycle shown in Fig. 1.
Fig. 4 is the vertical decomposing schematic representation of folding electric bicycle shown in Fig. 3 the first cross bar and the second cross bar in a folded configuration.
Fig. 5 is the folded state schematic diagram of the first cross bar and the second cross bar shown in Fig. 4.
Fig. 6 is the deployed condition schematic diagram of folding electric bicycle shown in Fig. 1 the first cross bar and the second cross bar in the deployed state.
Fig. 7 is a deployed condition schematic diagram (stem is obliquely installed) of the utility model folding electric bicycle second embodiment.
Fig. 8 is another deployed condition schematic diagram (stem is vertically arranged) of the utility model folding electric bicycle second embodiment.
Fig. 9 is the folded state schematic diagram of folding electric bicycle shown in Fig. 7.
Detailed description of the invention
Below in conjunction with drawings and embodiments, the utility model is described in detail.
Composition graphs 1-Fig. 3 consults, and the utility model provides a kind of folding electric bicycle, comprising: chassis assembly 1, handlebar assembly 2, front fork assembly 3 and rear fork assemblies 4, and front fork assembly 3 is provided with front wheels, and rear fork assemblies 4 is provided with rear wheels.
Wherein, chassis assembly 1 comprises front vehicle frame pipe 11 and Rear frame pipe 12, and this front vehicle frame pipe 11 and Rear frame pipe 12 are rotationally connected mutually, and this front vehicle frame pipe 11 and Rear frame pipe 12 form Λ character form structure in the deployed state.Wherein, the rotating shaft of front vehicle frame pipe 11 and Rear frame pipe 12 can be set to the top being in chassis assembly 1.Specifically, handlebar assembly 2 is arranged at front vehicle frame pipe 11 front end, and rear fork assemblies 4 is arranged at Rear frame pipe 12 lower end, and front fork assembly 3 is arranged at handlebar assembly 2 lower end.
The axis of rotation that front vehicle frame pipe 11 is arranged by a horizontal direction with Rear frame pipe 11 is connected, as realized chain connection by this rotating shaft, can be parallel to each other away from around rotating shaft or be parallel to each other close to reach deployed condition or folded state to make front vehicle frame pipe 11 and Rear frame pipe 12, wherein, under folded state, there is certain intervals distance between front wheels and rear wheels so that carry out.
Folding electric bicycle of the present utility model: the axis of rotation that the front vehicle frame pipe 11 in chassis assembly 1 is arranged by a horizontal direction with Rear frame pipe 12 is connected, front vehicle frame pipe 11 and Rear frame pipe 12 can be made to be parallel to each other away from or to be parallel to each other near and then realize front and back to launch or fore-aft fold state, its structure is simple, folding convenient, and, its volume is little, use material is few, and then manufacturing cost is minimized.In addition, compared to traditional left and right folding mode, folding electric of the present utility model voluntarily front truck wheels, rear car wheels is still arranged in fore-and-aft direction, is easier to carry out.
Composition graphs 1, Fig. 4-Fig. 6 consult, chassis assembly 1 also comprises the first cross bar 14 and the second cross bar 15, this the first cross bar 14 one end is rotationally connected with front vehicle frame pipe 11 lower end, this the second cross bar 15 one end is rotationally connected with Rear frame pipe 12 lower end, and this first cross bar 14 other end and second cross bar 15 other end are rotationally connected.Wherein, the first cross bar 14 and the second cross bar 15 can be setting up and down, and the first cross bar 14 and the second cross bar 15 can carry out rotating or overturning centered by both intersection points.
Wherein, first cross bar 14 and front vehicle frame pipe 11 chain connection, the rotating shaft of the first cross bar 14 and front vehicle frame pipe 11 is also for horizontal direction is arranged, second cross bar 15 and Rear frame pipe 12 chain connection, the rotating shaft of the second cross bar 15 and Rear frame pipe 12 is also for horizontal direction is arranged, first cross bar 14 and the second cross bar 15 chain connection, the rotating shaft of the first cross bar 14 and the second cross bar 15 is also for horizontal direction is arranged, this front vehicle frame pipe 11, rotation direction between Rear frame pipe 12 and the first cross bar 14, rotation direction between second cross bar 15 is consistent with rotation trend, to make the first cross bar 14, second cross bar 15 can follow front vehicle frame pipe 11, the motion of Rear frame pipe 12 and move and synchronously realize deployed condition or folded state.By setting up the first cross bar 14, second cross bar 15, support can be carried out to the deployed condition of front vehicle frame pipe 11 and Rear frame pipe 12 and fixing, strengthen the structural strength that chassis assembly 1 launches when using.
During use, when front vehicle frame that collinear fore-and-aft direction stretches pipe 11, Rear frame pipe 12, first cross bar 14 and the second cross bar 15, front vehicle frame pipe 11 and Rear frame pipe 12 rotate and the parallel expansion to two ends mutually, drive the first cross bar 14 be arranged on this front vehicle frame pipe 11 and the second cross bar 15 be arranged on Rear frame pipe 12 mutually rotate and launch to two ends simultaneously, make chassis assembly 1 in the deployed state in A character form structure; In addition, when drawing front vehicle frame pipe 11, Rear frame pipe 12, first cross bar 14 and the second cross bar 15 in center, front vehicle frame pipe 11 and Rear frame pipe 12 mutually rotate and upwards draw in parallel close, drive the first cross bar 14 be arranged on this front vehicle frame pipe 11 mutually rotate with the second cross bar 15 be arranged on Rear frame pipe 12 and upwards draw in parallel close simultaneously, finally make chassis assembly 1 in a folded configuration in II character form structure.
Above-mentioned chassis assembly 1 can adopt steel, carbon fiber and aluminum alloy, and preferably adopt aluminum alloy to make, it is lightweight, intensity is high.
The folding electric bicycle of above-mentioned embodiment: the front vehicle frame pipe 11 of chassis assembly 1 and Rear frame pipe 12 are set in Λ character form structure, front vehicle frame pipe 11, Rear frame pipe 12, first cross bar 14 and the second cross bar 15 are A character form structure when launching, and time folding, in II character form structure, its chassis assembly 1 only has three large parts to form, wherein, front vehicle frame pipe 11, Rear frame pipe 12, first cross bar 14 and the second cross bar 15 are respectively large parts, visible, structure is simple, folding convenient, volume is little, use material is few, and then manufacturing cost is minimized.
Continue to consult Fig. 4-Fig. 6, in an embody rule embodiment, first cross bar 14 is arranged at intervals with the first lock 161 and the second lock 162, wherein, first cross bar 14 and the second cross bar 15 are by hinged seat 141 hinge links, and this hinged seat 141 to be arranged on the first cross bar 14 and between the first lock 161 and the second lock 162.Under deployed condition, the first cross bar 14 and the second cross bar 15 are maximum total length and lock the second cross bar 15 by the first lock 161; Under folded state, the second cross bar 15 rotates to the position parallel with the first cross bar 14 to make the first cross bar 14 and the second cross bar 15 in minimum overall length and to be locked by the second lock 162.
Specifically, this first lock 161 holding part 1611, second lock 162 comprised for clamping the second cross bar 15 comprises the holding part 1621 for clamping the second cross bar 15, and this holding part 1611,1621 can be set to U-shaped opening or semicircle opening.Wherein, the second cross bar 15 tensioner is fixed on the holding part 1611 of the first lock 161 or the holding part 1621 of the second lock 162, for increasing friction force during tensioner, and can along the setting of holding part 1611,1621 inwall as the friction pad of rubber pad, silicagel pad.
Or the locking between the first lock 161, second lock 162 and the second cross bar 15 is by latch mode.Specifically, the side of the holding part 1611 of the first lock 161 or two sides are provided with telescopic spring pin 1612, the side of the holding part 1621 of the second lock 162 or two sides are provided with telescopic spring pin 1622, spring pin 1612 afterbody is provided with handle 1605, and spring pin 1622 afterbody can also be provided with handle (scheming not shown); On second cross bar 15, one or both sides that are corresponding and each holding part 1611,1621 contact position are respectively arranged with lock hole 1603,1604.Be described as follows.
During from folded state to deployed condition: pull the handle of the second lock 162 side or two sides (scheming not shown), drive and leave lock hole 1604 with handle all-in-one-piece spring pin 1622 processed, thus the state that unlocks, make only at Action of Gravity Field and front wheels, under rear wheels scrolling bands is dynamic, first cross bar 14, second cross bar 15 is that is deployable, very time saving and energy saving, wherein, spring pin 1612 on first lock 161 buckles into the lock hole 1603 of the second cross bar 15 automatically, make the first cross bar 14 and the second cross bar 15 not rotatable, and then the second cross bar 15 is locked in horizontality, i.e. deployed condition.By the setting of the first lock 161, Electrical Bicycle structural strength in the deployed state can be improved, meet country or the international safety rate formulated.
During from deployed condition to folded state: the handle 1605 pulling the first lock 161 side or two sides, drive and leave lock hole 1603 with handle 1605 all-in-one-piece spring pins 1612 processed, thus the state that unlocks, only at front wheels, under rear wheels scrolling bands is dynamic, first cross bar 14, second cross bar 15 folds, spring pin 1622 on second lock 162 buckles into the lock hole 1604 of the second cross bar 15 automatically, first cross bar 14 and the second cross bar 15 are locked along vertical direction, make the first cross bar 14 and the second cross bar 15 not rotatable, and then the first cross bar 14 and the second cross bar 15 are locked in folded state.
In above-described embodiment, handle 1605 on first lock 161 and the handle on the second lock 162 all can replace with button (scheming not shown), this button is also arranged at the afterbody of respective springs pin 1612,1622, spring pin 1612,1622 can be made to exit corresponding lock hole 1603,1604, to remove corresponding lock-out state by depresses button.
Composition graphs 1 and Fig. 2 consult, and in an embody rule embodiment, handlebar assembly 2 comprises leading handlebar 21, stem 22, wrist axle standpipe 23 and regulating tank 24.Tap handlebar 21 is connected and fixed on one with stem 22, leading handlebar 21 and stem 22 one-body molded by the mode such as die casting, casting, it is inner that front fork assembly 3 is sheathed on wrist axle standpipe 23, and front vehicle frame pipe 11 is fixed on wrist axle standpipe 23 sidewall; Regulating tank 24 is fixed on wrist axle standpipe 23 upper end, and stem 22 is installed on regulating tank 24.Preferably, regulating tank 24 is provided with two and plural adjustment position 241, pulls the adjustment position 241 that stem 22 makes the corresponding proper angle of stem 22, and by a lockout mechanism, stem is fixed on adjustment position 241, and then regulate the angle of stem 22, facilitate user to ride.
For example, stem 22 is rotationally connected with wrist axle standpipe 23 by articulated manner, on stem 22, the position of corresponding adjustment position 241 detachably arranges a pin 242 or tensioner fixes a pin 242, user depends on actual need and pulls stem 22 and make the corresponding suitable adjustment position 241 of stem 22, and this pin 242 is lockout mechanism.As this pin 242 be detachably arranged on stem 22 time, stem 22 correspondence regulates multiple positions of position 241 to be provided with through hole, insert through hole on corresponding adjustment position 241 and stem 22 by pin 242 so that by locked for stem 22 on this regulating tank 24.More specifically in embodiment, composition graphs 1 and Fig. 7, regulate position 241 can be set to two, and the chute that a connection these two regulates position 241 is set, two regulate positions 241 and chute jointly to form an inverted concave structure, and pin 242 tensioner is arranged on stem 22, pull stem 22 and make pin 242 can position 241 be regulated to slide and be arranged in another from one at concave structure to regulate position 241 to make stem 22 be fixed on respective angles, this structure is simple, easy to use.By being provided with the regulating tank 24 regulating position 241, can facilitate different user that handlebar assembly 2 is adjusted to suitable work angle voluntarily.
Front fork assembly 3 comprises front fork 31, front wheels and front brake system (scheming not shown), specifically, front fork 31 is sheathed on and is fixed on wrist axle standpipe 23 inside, each front-wheel 32 is installed on front fork 31, front brake system is installed on arbitrary front-wheel 32, and handlebar assembly 2 is relative with wrist axle standpipe 23 fixing to facilitate control to turn to.Further, rear fork assemblies 4 comprises back vent 41, rear wheels and post-braking system (scheming not shown), and rear wheels comprise one or more trailing wheel 42, and back vent 41 is installed on Rear frame pipe 12 bottom, and each trailing wheel 42 is installed on back vent 41.Wherein, front wheels and/or rear wheels are driven by motor, and namely Electrical Bicycle may correspond to and is set to front-wheel and/or back-wheel drive.For example, front wheels comprise one or more front-wheel 32 being integrated with motor 33, and this motor 33 can select brushless high-speed motor, such as, rating horsepower can be selected to be the brushless high-speed motor of 240W.
A battery supporting plate 51 is also provided with between handlebar assembly 2 and front vehicle frame pipe 11, the electric machine controller 6 controlling motor 33 is installed in below battery supporting plate 51, for motor 33 provides the chargeable battery 7 of power supply to be installed in above battery supporting plate 51, this chargeable battery 7 is lead battery or lithium cell, be preferably lithium cell to improve service life and to alleviate complete vehicle weight, for example, lithium cell can select rated voltage 36V, rated current to be the lithium cell of 10Ah, and its power capacity contributes to greatly remote traveling.Wherein, front brake system and post-braking system can adopt disc brake or drum to stop.Wherein, front-wheel 32 and trailing wheel 42 are set up and are counted less external diameter, as external diameter is less than or equal to 290mm, to reduce the car load volume after folding, are convenient for carrying.
Front vehicle frame pipe 11 is drawn in along collinear fore-and-aft direction Shang Xiang center, Rear frame pipe 12, when the first cross bar 14 and the second cross bar 15, arbitrary front-wheel 32 and arbitrary trailing wheel 42 all keep at a certain distance away in the straight direction, front-wheel 32 after folding, distance between trailing wheel 42 can be set to about 30mm, certainly, this spacing distance can design according to demand, although because Electrical Bicycle folding after volume-diminished, but weight is constant, the setting that keeps at a certain distance away between front-wheel 32 and trailing wheel 42 there will not be front-wheel 41, trailing wheel 42 friction hinders the problem of advancing, and then conveniently can promote Electrical Bicycle traveling.
In above-mentioned embodiment, the quantity of front-wheel 32 and/or trailing wheel 42 one or more.Usual front-wheel 32 and trailing wheel 42 are respectively one, form more common two and take turns Electrical Bicycle.If front-wheel 32 is set to one, trailing wheel 42 is set to two and forms tricycle electric bicycles, or, if front-wheel 32, trailing wheel 42 are respectively set to two form four-wheel electric bicycles.Front wheels and rear wheels are set to multiplely can improve stability that Electrical Bicycle travels and convenient to stop.Certainly, when front-wheel 32 and trailing wheel 42 are one, also can, by being different by the width design of front-wheel 32 and trailing wheel 42, such as, trailing wheel 42 width can be set to much larger than front-wheel 32 width, the stationarity improving Electrical Bicycle traveling with this and park.Certainly, these two kinds of modes can as above be used alone, and also can be combined.Further, when front-wheel 32, trailing wheel 42 are more, adopt the left and right folding mode of conventional art, electrical salf-walking vehicle-width after folding is larger, and be inconvenient to carry out, and adopt the utility model of the mode of technique scheme and fore-aft fold, perfectly can solve this technological deficiency.
Continue to consult Fig. 1, the both sides of having welded reinforcement plate 52 between wrist axle standpipe 23 and front vehicle frame pipe 11 are also respectively arranged with a pair retractable pedal 8, and for facilitating user to place pin when driving, time folding, pedal 8 can be packed up, and can reduce volume, convenient placement; On back vent 41, on the sidewall of back vent 41, be specifically provided with a retractable parking bracket heel brace 9, for facilitating user to stop this Electrical Bicycle, time folding, parking bracket heel brace 9 can be packed up, and also can reduce volume, convenient placement.
In an embody rule embodiment, Rear frame pipe 12 is provided with supporting sleeve 1211, seat bag 122, seat bracket 123 and strut member 124, wherein, seat bracket 123 one end is rotationally connected with on Rear frame pipe 12, seat bag 122 is installed on seat bracket 123, supporting sleeve 1211 is arranged on Rear frame pipe 12, and strut member 124 one end is installed on supporting sleeve 1211, the other end is installed on seat bracket 123 with supporting seat bag 122.This strut member 124 can be pipe or square tube or seat bumper, is preferably available buffer road bumpiness causes vibrations seat bumper to human body.
Composition graphs 1-Fig. 3, in first embodiment, can be sheathed on Rear frame pipe 12 by this supporting sleeve 1211, this supporting sleeve 1211 can slide up and down along Rear frame pipe 12, to drive the strut member 124 be installed on this supporting sleeve 1211 to move, the adjustment to seat bracket 123 also can be played.Wherein, by a Spring retainer 1213, supporting sleeve 1211 is locked onto on Rear frame pipe 12, and remove the lock-out state of supporting sleeve 1211 on Rear frame pipe 12 by a handle 1212.
Shown in composition graphs 7-Fig. 9, in this second embodiment, supporting sleeve 1211 in first embodiment can be extended by the length direction along Rear frame pipe 12 and take shape in replacing with one of chute 1216 or two stay bearing plates 1214 be arrangeding in parallel on Rear frame pipe 12 by welded, preferably, strut member 124 lower end is provided with one or two slip buttons 1215, and slip button 1215 can move along the chute 1216 above stay bearing plate 1214 with adjustment seat bag 122 angle.
In above-mentioned embodiment, front vehicle frame pipe 11 is arranged by two intervals and the hollow tube 110 being bent into ∫ shape is formed, Rear frame pipe 12 also can be set to a hollow tube (sign), its good looking appearance, lighter in weight, facilitate its two ends respectively with the connection of handlebar assembly 2 and Rear frame pipe 12, this hollow tube 110 can be pipe or square tube, is preferably pipe.Chassis assembly 1 also comprises a handrail 17, and handrail 17, front vehicle frame pipe 11 and Rear frame pipe 12 are embedded successively from outside to inside.Specifically, the position that front vehicle frame pipe 11 is connected with Rear frame pipe 12 is provided with through hole (scheming not shown), handrail 17 comprises a carrying handle 171 and is arranged at the ear piece 172 at carrying handle 171 two ends respectively, and this handrail 17 can facilitate user carry out or carried Electrical Bicycle.Wherein, through hole (scheming not shown) can be set on ear piece 172, what can run through the respective through hole of handrail 17, front vehicle frame pipe 11 and Rear frame pipe 12 by a bearing pin 173 and then realize handrail 17 and front vehicle frame pipe 11 is rotationally connected and realizes being rotationally connected of front vehicle frame pipe 11 and Rear frame pipe 12, and this bearing pin 173 is the rotating shaft between previously described front vehicle frame pipe 11 and Rear frame pipe 12; Or, can arrange a pipe link (scheming not shown) respectively on each ear piece 172, what run through front vehicle frame pipe 11 through hole corresponding on Rear frame pipe 12 by pipe link and then realize handrail 17 and front vehicle frame pipe 11 is rotationally connected and realizes being rotationally connected of front vehicle frame pipe 11 and Rear frame pipe 12.Or, handrail 17, front vehicle frame pipe 11 and Rear frame pipe 12 are connected by same axis of rotation, this handrail 17 is so made: the ∫ shape top curved place being welded on two front vehicle frame pipes 11 by 172, with the coaxial (not shown) in straight tube direction of two front vehicle frame pipes 11, now, the center of gravity of Electrical Bicycle is on the direction at place when handrail 17 has been carried just or substantially, and user can be facilitated to have carried bicycle.
These are only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification sheets and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims (10)

1. a folding electric bicycle, is characterized in that, comprising:
Chassis assembly, handlebar assembly, be provided with the front fork assembly of front wheels and be provided with the rear fork assemblies of rear wheels, described chassis assembly comprises interconnective front vehicle frame pipe and Rear frame pipe, described handlebar assembly is arranged at described front vehicle frame pipe front end, described rear fork assemblies is arranged at described Rear frame pipe lower end, and described front fork assembly is arranged at described handlebar assembly lower end;
Described front vehicle frame pipe is connected to make described front vehicle frame pipe and described Rear frame pipe can be parallel to each other away from around described rotating shaft or be parallel to each other close to reach deployed condition or folded state by the axis of rotation that a horizontal direction is arranged with described Rear frame pipe, wherein, under folded state, there is certain intervals distance between described front wheels and described rear wheels so that carry out.
2. folding electric bicycle according to claim 1, is characterized in that:
Described chassis assembly also comprises the first cross bar, the second cross bar that are in deployed condition for locked described front vehicle frame pipe and Rear frame pipe;
Described first cross bar one end is connected to described front vehicle frame pipe lower end by the axis of rotation that a horizontal direction is arranged, the axis of rotation that described second cross bar one end is also arranged by a horizontal direction is connected to described Rear frame pipe lower end, wherein, the axis of rotation that the described first cross bar other end is also arranged by a horizontal direction with the described second cross bar other end is connected, and to make described first cross bar, described front vehicle frame pipe followed by described second cross bar, the motion of described Rear frame pipe and move and synchronously realize deployed condition or folded state.
3. folding electric bicycle according to claim 2, is characterized in that:
Under deployed condition, described front vehicle frame pipe and described Rear frame pipe be parallel to each other around the shaft away from, described front vehicle frame pipe and described Rear frame pipe form Λ character form structure, further, described first cross bar, described second cross bar follow described front vehicle frame pipe and described Rear frame pipe be parallel to each other away from and parallel away to make described front vehicle frame pipe, described Rear frame pipe, described first cross bar and described second cross bar be formed A character form structure;
Under folded state, described front vehicle frame pipe and described Rear frame pipe be parallel to each other around the shaft draw in close, further, described first cross bar, described second cross bar are followed being parallel to each other of described front vehicle frame pipe and described Rear frame pipe and are drawn near and draw near to make described front vehicle frame pipe, described Rear frame pipe, described first cross bar and described second cross bar be formed II character form structure.
4. folding electric bicycle according to claim 2, is characterized in that:
Described first cross bar is arranged at intervals with the first lock and the second lock, under deployed condition, described first cross bar and described second cross bar are maximum total length and lock described second cross bar by described first lock, and under folded state, described second cross bar rotates to the position parallel with described first cross bar and is minimum overall length to make described first cross bar and described second cross bar and locked by described second lock.
5. folding electric bicycle according to claim 4, is characterized in that:
Described first lock and described second lock include one for clamping the holding part of described second cross bar;
Wherein, described second cross bar tensioner is fixed on the holding part of described first lock or described second lock; The side of described first lock and described second lock holding part or two sides are provided with spring pin, and on described second cross bar, the side of the spring pin institute contact position of corresponding each described holding part or both sides are respectively arranged with lock hole;
When described first cross bar of expansion becomes horizontality with described second cross bar, by the spring pin on described first lock being buckled into automatically the lock hole of relevant position on described second cross bar and then described second cross bar being locked in corresponding horizontality, further, handle or button is provided with, by pulling described handle or pressing the lock-out state that described button can remove corresponding described spring pin and described lock hole at the afterbody of described spring pin; When folding hold up described first cross bar and described second cross bar time, the spring pin of described second lock automatically buckles into the lock hole of relevant position on described second cross bar and then described second cross bar is locked in corresponding vertically state, makes Electrical Bicycle be in folded state.
6. folding electric bicycle according to claim 1, is characterized in that:
Described handlebar assembly comprises leading handlebar, stem, wrist axle standpipe and regulating tank;
Described leading handlebar and described stem are connected in one, described front fork assembly is sheathed on described wrist axle riser interiors, described front vehicle frame pipe is fixed on described wrist axle standpipe sidewall, and described regulating tank is fixed on described wrist axle standpipe upper end, and described stem is installed on described regulating tank;
Wherein, described stem one end is rotationally connected with described regulating tank, and, described regulating tank is provided with two and plural adjustment position, pulling described stem makes described stem be placed in the adjustment position of corresponding proper angle, and by a lockout mechanism, described stem is fixed on adjustment position.
7. folding electric bicycle according to claim 6, is characterized in that:
Described front fork assembly comprises described front wheels and front fork, described front fork cover is located at described wrist axle riser interiors, described front wheels are installed on described front fork, described rear fork assemblies comprises described rear wheels and back vent, described back vent is installed on described Rear frame pipe bottom, described rear wheels are installed on described back vent, and wherein, described front wheels and/or described rear wheels are driven by motor;
Also be provided with a battery supporting plate between described handlebar assembly and described front vehicle frame pipe, for described motor provides the chargeable battery of power supply to be installed in above described battery supporting plate, the electric machine controller of described motor is installed in below described battery supporting plate;
Above the below of described battery supporting plate, described wrist axle standpipe and front vehicle frame pipe weld, two reinforcement plates are installed, are also respectively arranged with a retractable pedal in the both sides of described reinforcement plate, described back vent is also provided with a retractable parking bracket heel brace.
8. folding electric bicycle according to claim 1, is characterized in that:
Described front wheels comprise one or more front-wheel, and described rear wheels comprise one or more trailing wheel;
Wherein, the quantity of described front-wheel and described trailing wheel and/or width identical or different.
9. folding electric bicycle according to claim 1, is characterized in that:
Described Rear frame pipe is provided with supporting sleeve, seat bag, seat bracket and strut member, described supporting sleeve is arranged on described Rear frame pipe, described seat bracket one end is rotationally connected with on described Rear frame pipe, described seat packaging is located on described seat bracket, and described strut member one end is installed on described supporting sleeve, the other end is installed on described seat bracket to support described seat bag;
Wherein, the supporting sleeve of described seat bracket is sheathed on described Rear frame pipe, wherein, the supporting sleeve of described seat bracket can slide up and down drive described strut member to move and then regulate described seat bracket along described Rear frame pipe, and uses a Spring retainer to lock described supporting sleeve and a handle unlocks; Or, described Rear frame pipe is provided with one or two stay bearing plates with chute, the bearing of trend of described chute is parallel with described Rear frame pipe, described strut member one end is installed on described seat bracket, the other end is arranged on one or two slips are buckled, and described slip button can move to regulate described seat cornerite degree along described chute;
Wherein, described strut member is seat bumper or pipe or square tube.
10. folding electric bicycle according to claim 1, is characterized in that:
Described front vehicle frame pipe is arranged by two intervals and the hollow tube bending to ∫ shape is formed, and described Rear frame Guan Youyi bar hollow tube is formed;
Described chassis assembly also comprises a handrail, and described handrail, described front vehicle frame pipe and described Rear frame pipe are embedded successively from outside to inside, and described handrail, described front vehicle frame pipe and described Rear frame pipe are connected by same axis of rotation; Or described front vehicle frame pipe is connected by same axis of rotation with described Rear frame pipe, described handrail is welded on the ∫ shape top curved place of described front vehicle frame pipe, coaxial with the straight tube direction of described front vehicle frame pipe.
CN201420531744.1U 2014-09-16 2014-09-16 Folding electric bicycle Expired - Fee Related CN204161576U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104290843A (en) * 2014-09-16 2015-01-21 赵军辉 Foldable electric bicycle
CN105398526A (en) * 2015-12-11 2016-03-16 乐峥 Novel foldable electric bicycle
CN108674550A (en) * 2018-07-10 2018-10-19 罗瑞运动用品(昆山)有限公司 A kind of vehicle frame and child's tricycle
CN112693548A (en) * 2019-10-23 2021-04-23 威达电子有限公司 Foldable bicycle
CN108674550B (en) * 2018-07-10 2024-04-09 罗瑞运动用品(昆山)有限公司 Frame and children tricycle

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104290843A (en) * 2014-09-16 2015-01-21 赵军辉 Foldable electric bicycle
CN105398526A (en) * 2015-12-11 2016-03-16 乐峥 Novel foldable electric bicycle
CN105398526B (en) * 2015-12-11 2018-08-07 无锡科乐威尔智能科技有限公司 New type foldable electric bicycle
CN108674550A (en) * 2018-07-10 2018-10-19 罗瑞运动用品(昆山)有限公司 A kind of vehicle frame and child's tricycle
CN108674550B (en) * 2018-07-10 2024-04-09 罗瑞运动用品(昆山)有限公司 Frame and children tricycle
CN112693548A (en) * 2019-10-23 2021-04-23 威达电子有限公司 Foldable bicycle
CN112693548B (en) * 2019-10-23 2022-09-09 威达电子有限公司 Foldable bicycle

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