CN203294266U - Foldable electric tricycle - Google Patents

Foldable electric tricycle Download PDF

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Publication number
CN203294266U
CN203294266U CN2013203012425U CN201320301242U CN203294266U CN 203294266 U CN203294266 U CN 203294266U CN 2013203012425 U CN2013203012425 U CN 2013203012425U CN 201320301242 U CN201320301242 U CN 201320301242U CN 203294266 U CN203294266 U CN 203294266U
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China
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section
wheel
guide groove
rod
vertical rod
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CN2013203012425U
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严扬
刘志国
张雷
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CHANGZHOU 6090 INDUSTRY DESIGN Co Ltd
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CHANGZHOU 6090 INDUSTRY DESIGN Co Ltd
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Abstract

The utility model discloses a foldable electric tricycle. The foldable electric tricycle is characterized by comprising a frame, a front left wheel, a front right wheel, a front axle, a rear hub motor wheel, a foldable seat assembly, pedals, a battery pack, a tricycle light assembly, a braking device, a control device, a display device and a storage box. The frame comprises tricycle handles, a front steering column, a front steering pipe, a rear fork and a connection assembly; the connection assembly comprises a hinging plate, a front connection rod, a rear connection rod, a stand rod, an adjustment sliding block and a positioning pin; the upper portion of the front steering pipe is fixedly connected with the upper portion of the rear fork in a hinged mode through the hinging plate; the upper portion of the stand rod is hinged and fixed to the front side of the upper portion of the rear fork; the adjustment sliding block is arranged on the stand rod in a sliding mode and can be locked; the front end of the front connection rod is fixedly connected to the rear side of the lower portion of the front steering pipe in a hinged mode, and the rear end of the front connection rod is fixedly connected to the adjustment sliding block in a hinged mode; the rear end of the rear connection rod is fixedly connected to the front side of the lower portion of the rear fork in a hinged mode, and the front end of the rear connection rod is fixedly connected to the adjustment sliding block in a hinged mode.

Description

A kind of Foldable electric three-wheel vehicle
Technical field
The utility model relates to field of vehicles, is specifically related to a kind of Foldable electric three-wheel vehicle.
Background technology
Along with improving constantly of people's quality of life, also more and more urgent for the demand of the energy-saving and environmental protection of the vehicle, light, variety, complementarity and aesthetic property.Electric power is as a kind of environmental protection; clean; the important energy that conversion ratio is high; be widely used in and produce and life, take electric power as being used for driving the update of the vehicle, promote the low carbonization development of traffic transport industry; reduce transportation cost; save the energy, protection of the environment, be one of important topic of countries in the world research.Battery-driven car, as green sunrise industry, developed existing 10 years at me.Aspect Electrical Bicycle, in the end of the year 2010, Chinese Electrical Bicycle has reached 1.2 hundred million, and with annual 30% speed increment.From the energy consumption angle, Electrical Bicycle only have motor bike 1/8th, small passenger car 1/12nd.From occupying space, the space that Electrical Bicycle occupies only has 1/20th of general private car, becomes the very effective energy-conservation vehicle.From on development tendency, Electrical Bicycle industry market prospect is still good.Particularly, as a kind of energy-conserving and environment-protective, trip is convenient, use cost the is relatively low short-distance and medium-distance vehicle, Electrical Bicycle is rather well received in two, three grades of city and country areas.Along with the improvement of industrial development environment, the quickening of village road, the raising of income level of resident, the market space can further enlarge.Electrical Bicycle is inexpensive, convenient with it, the functionality advantage of environmental protection, receives city medium or low-income stratum favor.Now, along with surging of private car quantity, it is crowded to capacity that urban highway becomes, and it is also more and more difficult to stop, thereby the supplementary concern that is subject to gradually the city white collar using battery-driven car as private car, battery-driven car is placed on private car, can avoid the highway section, urban traffic congestion, by car stop to from company away from relatively, stop locally easily, and then ride Electrical Bicycle to company, be economical environment-protective, avoided again traffic congestion to cause waste of time.The common volume of Electrical Bicycle common on present market is all larger, be not easy to carry, and battery-driven car is parked in outdoor easy loss.
Chinese patent literature CN202006854U(number of patent application 201020299927.7) disclose a kind of " three-wheeled telescopic folding electric vehicle ", when this battery-driven car is driven, required the steerman station, controlled difficulty, safety is poor, and steerman easily produces fatigue.Chinese patent literature CN202686635U(number of patent application 201220138384.X) disclose a kind of " front two-wheeled folding tricycle electric bicycle ", after this structure was folding, sagittal length was still relatively long, and after folding, was not easy to carrying.
The utility model content
The purpose of this utility model is to provide a kind of simple in structure, light and handy portable Foldable electric three-wheel vehicle.
The basic technical scheme of realizing the utility model purpose is: a kind of Foldable electric three-wheel vehicle, its constructional feature is: comprise vehicle frame, the near front wheel, off front wheel, propons, wheel hub motor trailing wheel, folding seat assembly, foot-operated, battery component, vehicle lamp assembly, brake gear, control setup, read out instrument and hutch.Brake gear is for the braking to electro-tricycle, and control setup is for regulation speed and vehicle lamp assembly.Read out instrument is for showing electro-tricycle battery dump energy, the speed of a motor vehicle and vehicle lamp assembly mode of operation.The control setup waterproof is arranged in hutch.Between battery component, vehicle lamp assembly, brake gear, control setup and read out instrument, by corresponding circuit, be electrically connected to accordingly.Vehicle frame comprises handlebar, front steering post, front steering pipe, back vent and coupling assembling.Handlebar is fixedly installed on front steering post top.Front steering post coaxial rotation is arranged in the front steering pipe.Propons is arranged on the bottom of front steering post along left and right to rotation.The near front wheel and off front wheel rotate respectively on the two ends, left and right that are arranged on propons.The wheel hub motor trailing wheel rotates and is arranged on back vent.It is upper that folding seat assembly top front end is fixedly installed on the back vent middle part, and folding seat assembly bottom is rotated and is arranged on the back vent bottom.Coupling assembling comprises articulated slab, front rod, rear connecting rod, vertical rod, adjusting slider and locating dowel pin.The top of front steering pipe is fixedly connected with by articulated slab is hinged with the top of back vent.Vertical rod is fixed on the front side, top of back vent by its upper articulation.Adjusting slider is slidably arranged in vertical rod, and by locating dowel pin, is locked on the relevant position of vertical rod.The front end of front rod is hinged to be fixedly connected on the bottom rear side of front steering pipe, and the rear end of front rod is hinged to be fixedly connected on adjusting slider.The rear end of rear connecting rod is hinged to be fixedly connected on the lower front side of back vent, and the front end of rear connecting rod is hinged to be fixedly connected on adjusting slider.Foot-operated being arranged on the lower end of vertical rod.
Technical scheme take above-mentioned basic technical scheme as basis is: battery component is fixedly installed on the front steering pipe, and from left, the place ahead with right-hand the front steering pipe is surrounded.Vehicle lamp assembly comprises car headlight, steering indicating light and stoplight stop lamp.Steering indicating light comprises front left steering indicating light, front right steering indicating light, rear left steering indicating light and rear right steering indicating light.The car headlight is fixedly installed on the front upper lateral part of battery component, and front left steering indicating light and front right steering indicating light are symmetricly set on the left and right sides, bottom of battery component.Rear left steering indicating light and rear right steering indicating light are symmetricly set on the left and right sides of hutch.Stoplight stop lamp is fixedly installed on the rear side of hutch.
Technical scheme take technique scheme as basis is: the front steering post comprises straight section, arc section and sleeve.The angle α of straight section and horizontal surface is 65 to 80 degree.Arc section is welded and fixed and is connected with the lower end of straight section by its upper end.Sleeve is by its axis along front and back to setting, and the angle β of the axis of sleeve and horizontal surface is 5 to 11 degree.After extending, passes through in the axis of sleeve the contact point on wheel hub motor trailing wheel and ground.Sleeve is welded and fixed and is connected with the lower end of arc section by its middle part upside.The front steering post is arranged in the front steering pipe by its straight section appropriate section coaxial rotation.Propons comprises V-beam, the near front wheel adapter plate, off front wheel adapter plate and bearing pin.V-beam integral body is opening " V " shape backward, and V-beam is horizontally disposed with.It is upper that bearing pin is weldingly fixed on the rear side middle part of V-beam from back to front, and the number of degrees of the number of degrees of bearing pin and the angle of horizontal surface and angle β are identical.Propons is rotatably connected in the sleeve of front steering post by its bearing pin.
Technical scheme take technique scheme as basis is: back vent comprises main support rod and U-shaped fork.The angle γ of the axis of main support rod and horizontal surface is that 118 degree are to 138 degree.The U-shaped fork is opening " U " shape to the back lower place, and the two ends of U-shaped fork is along front and back to setting.U-shaped fork is weldingly fixed on the lower end of main support rod by its middle part, front upper place, the opening direction of U-shaped fork and main support rod axially corresponding.Vertical rod is the steel integral piece.Vertical rod comprises vertical section and U-shaped section.Vertically section sets gradually from top to bottom hinge hole, the foldable locking hole of running through its left and right and launches lock hole.Vertical rod is by it vertically on the front side, top of the hinge hole on section top and the main support rod that corresponding bearing pin is hingedly fixed in back vent.U-shaped section is " U " shape that Open Side Down, and two terminations of U-shaped section are along left and right to setting, and on termination, two of left and right, is respectively equipped with left threading mounting hole and the right threading mounting hole that runs through left and right, and left threading mounting hole and right threading mounting hole coaxially arrange.The middle part of adjusting slider is provided with the mounting hole that connects its up and down.The mounting hole of adjusting slider is passed in vertical rod, adjusting slider and vertical rod bearing fit.The middle part of adjusting slider also is provided with the lock hole that connects its left and right, and lock hole is connected with mounting hole.Locating dowel pin is arranged on the foldable locking hole of the lock hole of adjusting slider and corresponding vertical rod or launches in lock hole, thereby bicycle frame lock is fixed on to folding collapsed state or deployed condition.
Technical scheme take technique scheme as basis is: foot-operated have 2.2 foot-operated differences by its position, residing left and right are divided into left threading and right threading.Left threading is fixedly installed on by its right-hand member in the left threading mounting hole of U-shaped section of vertical rod.Right left threading is fixedly installed on by its left end in the right threading mounting hole of U-shaped section of vertical rod.
Technical scheme take technique scheme as basis is: the folding seat assembly comprises front tension bar, cushion and bracket of rear mounting.Front tension bar is welded and fixed on the top rear side that is arranged on back vent by its front side, middle part, and front tension bar is along left and right to being horizontally disposed with.Bracket of rear mounting comprises the first strut bar, articulated pipe, U-shaped frame, cushion pull bar and strengthens gusset.The first strut bar is along front and back to setting, and the first strut bar is weldingly fixed on the main support rod bottom rear side of back vent by its front end.Articulated pipe is along left and right to being horizontally disposed with, and articulated pipe is weldingly fixed on the rear end of the first strut bar by its front side, middle part.The U-shaped frame is " U " shape that Open Side Down, and two terminations of U-shaped frame are along left and right to setting.The U-shaped frame is rotatably connected in articulated pipe by the bearing pin that passes accordingly two termination and articulated pipe.The cushion pull bar is arranged between the top of U-shaped frame along left and right to welding.Strengthening gusset is welded and fixed and is arranged between the first strut bar and main support rod along front and back to vertical.Cushion is flexible cushion, and cushion is fixedly installed on respectively on the cushion pull bar of front tension bar and bracket of rear mounting by its rear and front end, thus the folding seat that forms.
Technical scheme take technique scheme as basis is: the folding seat assembly also comprises latching device and trim board.Latching device comprises orienting lug, Elastic buckle and link span.Orienting lug is the steel integral piece, and orienting lug comprises left side board, base plate and right side board.Left side board and right side board vertically are symmetricly set on respectively on the rear side left and right sides of base plate.The left side board of orienting lug is provided with the left guide groove that runs through the left side board left and right, and the right side board of orienting lug is provided with the right guide groove that runs through the right side board left and right, and right guide groove is identical with the structure of left guide groove, and is symmetrical arranged.Left guide groove comprises the first guide section and the second guide section, and the axis of the first guide section is parallel with the axis of the main support rod of back vent, the second guide section by the bottom of its top and the first guide section to being communicated with.Right guide groove comprises the 3rd guide section and the 4th guide section, and the axis of the 3rd guide section is parallel with the axis of the main support rod of back vent, the 4th guide section by the bottom of its top and the 3rd guide section to being communicated with.Elastic buckle is the steel integral piece, and Elastic buckle comprises main part and connecting portion.The left guide groove of the cross sectional shape of main part and orienting lug and the shape of right guide groove are corresponding.The front upper lateral part of main part is provided with folding fixed lobe, and the front side lower part of main part is provided with the expansion fixed lobe.Connecting portion is connected on the bottom of main part from bottom to top.Elastic buckle is welded and fixed by its connecting portion after the base plate that is arranged on orienting lug on side lower part.The main body section of Elastic buckle is between the rear portion, right side and rear portion, right side board left side of left side board.Folding fixed lobe is between the 3rd guide section of the first guide section of left guide groove and right guide groove, and the expansion fixed lobe is between the 4th guide section of the second guide section of left guide groove and right guide groove.Link span is U-shaped, and link span rotates by the two ends of its U-shaped the bottom two ends that is arranged on the U-shaped frame, and the two ends of link span is along left and right to setting.Link span is arranged in the right guide groove of the left guide groove of left side board of orienting lug and right side board by its middle part.Trim board is the integrated through injection molding part, and trim board snaps onto on the U-shaped frame of bracket of rear mounting from back to front, and the appropriate section of U-shaped frame is covered from rear.
The utlity model has positive effect: (1) Foldable electric structure for tricycle of the present utility model is simple, convenient to operation, while packing up, has greatly reduced floor area, is convenient to deposit.(2) Foldable electric three-wheel vehicle of the present utility model is front two-wheeled form, thereby when the Foldable electric three-wheel vehicle was in folded state, only it need be leaned forward can drag it and advance, and is convenient to mobile.(3) when the left-right rotation handlebar, handlebar drive front steering post, propons, the near front wheel and off front wheel are realized turning to around the axial line swing of front steering pipe.Meanwhile the front steering post swings, when guaranteeing to turn to or vehicle body while swinging the near front wheel with off front wheel, with ground, contact all the time, safe and reliable.(4) Foldable electric three-wheel vehicle folding seat unit construction of the present utility model is simple, adopts the structure of similar campstool, packs up the rear volume that further reduces vehicle, convenient operation, and have corresponding latching device, safe and reliable.(5) cushion of Foldable electric three-wheel vehicle folding seat assembly of the present utility model adopts flexible cushion, has certain shock-absorbing function, is convenient to simultaneously pack up.(6) propons of the present utility model is rotated and is arranged in the sleeve of front steering post by its bearing pin, after extending, passes through its pivot center (being also the axis of sleeve) contact point of wheel hub motor trailing wheel and ground (horizontal surface), thereby can make front wheele part divide (comprising left and right front-wheel and propons) while in left and right, turning, not affect body gesture, at any time (when keeping straight on or turning) vehicle body first half all can freely swing left and right, this makes the rider can freely control the vehicle Shi De center of riding, and has the sensation of riding bicycle.
The accompanying drawing explanation
Fig. 1 is the perspective view of Foldable electric three-wheel vehicle of the present utility model, and it is therefore not shown in FIG. that wherein brake gear, control setup and read out instrument all adopt the technological means of conventional Electrical Bicycle;
Fig. 2 is the schematic diagram when observing from the A of Fig. 1, wherein the near front wheel adapter plate of the V-beam of the near front wheel of electro-tricycle, propons, propons and the bearing pin of propons is removed;
Fig. 3 is the structural representation of the front steering post in Fig. 1;
Fig. 4 is the structural representation of the propons in Fig. 1;
Fig. 5 is the handlebar, seat-assembly in Fig. 2, the structural representation of the foot-operated and vehicle frame that is comprised of front steering post, front steering pipe, back vent and coupling assembling;
Fig. 6 is the enlarged diagram of the adjusting slider of the coupling assembling in Fig. 1;
Fig. 7 is the enlarged diagram of the vertical rod of the coupling assembling in Fig. 1;
Fig. 8 is the schematic perspective view of Fig. 5;
Fig. 9 is the back vent in Fig. 8 and the enlarged diagram that removes the folding seat assembly after cushion, trim board;
Figure 10 is Foldable electric three-wheel vehicle of the present utility model shown in Figure 1 schematic diagram when folding, has wherein also removed the near front wheel;
Figure 11 is the structural representation of the orienting lug of latching device;
Figure 12 is the structural representation of the Elastic buckle of latching device;
Figure 13 is that Foldable electric three-wheel vehicle of the present utility model is in the schematic diagram while towing state when folding.
Mark in above-mentioned accompanying drawing is as follows:
Handlebar 1, front steering post 2, straight section 2-1, arc section 2-2, sleeve 2-3, front steering pipe 3, the near front wheel 4, off front wheel 5,
Propons 6, V-beam 6-1, the near front wheel adapter plate 6-2, off front wheel adapter plate 6-3, bearing pin 6-4,
Back vent 7, main support rod 7-1, U-shaped fork 7-2, wheel hub motor trailing wheel 8,
folding seat assembly 9, front tension bar 9-1, cushion 9-2, bracket of rear mounting 9-3, the first strut bar 9-3-1, articulated pipe 9-3-2, U-shaped frame 9-3-3, cushion pull bar 9-3-4, strengthen gusset 9-3-5, latching device 9-4, orienting lug 9-4-1, left side board 9-4-1a, base plate 9-4-1b, right side board 9-4-1c, left guide groove 9-4-1d, the first guide section 9-4-1d-1, the second guide section 9-4-1d-2, right guide groove 9-4-1e, the 3rd guide section 9-4-1e-1, the 4th guide section 9-4-1e-2, Elastic buckle 9-4-2, main part 9-4-2a, connecting portion 9-4-2b, folding fixed lobe 9-4-2c, launch fixed lobe 9-4-2d, link span 9-4-3, trim board 9-5,
Ride 10, left threading 10-1, right threading 10-2, battery component 11,
Coupling assembling 12, articulated slab 12-1, front rod 12-2, rear connecting rod 12-3, vertical rod 12-4, vertically section 12-4-1, hinge hole 12-4-1a, foldable locking hole 12-4-1b, launch lock hole 12-4-1c, the 12-4-2 of U-shaped section, left threading mounting hole 12-4-2a, right threading mounting hole 12-4-2b, adjusting slider 12-5, mounting hole 12-5-1, lock hole 12-5-2, locating dowel pin 12-6
Vehicle lamp assembly 13, car headlight 13-1, stoplight stop lamp 13-2, front left steering indicating light 13-3, rear left steering indicating light 13-4, hutch 14.
The specific embodiment
The state of the description in orientation of the present utility model when people drive traditionally is described, and is also that the left-hand side of people while driving is left, and right-hand side is right-hand, people towards a side be the place ahead, the direction of back is rear.
(embodiment 1)
See Fig. 1, Foldable electric three-wheel vehicle of the present utility model comprises vehicle frame, the near front wheel 4, off front wheel 5, propons 6, wheel hub motor trailing wheel 8, folding seat assembly 9, foot-operated 10, battery component 11, vehicle lamp assembly 13, brake gear, control setup, read out instrument, loudspeaker and hutch 14.
See Fig. 5, vehicle frame comprises handlebar 1, front steering post 2, front steering pipe 3, back vent 7 and coupling assembling 12.
See Fig. 2 to Fig. 5, handlebar 1 is fixedly installed on the top of front steering post 2 by corresponding connecting panel or connection pipe (the present embodiment is connecting panel) by its middle part rear side, and along left and right to setting.Front steering post 2 comprises straight section 2-1, arc section 2-2 and sleeve 2-3.The angle α of straight section 2-1 and horizontal surface is 65 to 80 degree (the present embodiment is 65 degree).Arc section 2-2 is welded and fixed and is connected with the lower end of straight section 2-1 by its upper end.Sleeve 2-3 is by its axis along front and back to setting, and the angle β of the axis of sleeve 2-3 and horizontal surface is 5 to 11 degree (the present embodiment is 7 degree).After extending, passes through in the axis of sleeve 2-3 the contact point on wheel hub motor trailing wheel 8 and ground (horizontal surface).Sleeve 2-3 is welded and fixed and is connected with the lower end of arc section 2-2 by its middle part upside.Front steering post 2 is arranged in front steering pipe 3 by its straight section 2-1 appropriate section coaxial rotation.Propons 6 comprises V-beam 6-1, the near front wheel adapter plate 6-2, off front wheel adapter plate 6-3 and bearing pin 6-4.V-beam 6-1 integral body is opening " V " shape backward, and V-beam 6-1 is horizontally disposed with.It is upper that bearing pin 6-4 is weldingly fixed on the rear side middle part of V-beam 6-1 from back to front, and the number of degrees of the number of degrees of bearing pin 6-4 and the angle of horizontal surface and angle β are identical.The near front wheel adapter plate 6-2 and off front wheel adapter plate 6-3 are symmetricly set on the left and right sides of V-beam 6-1.The near front wheel adapter plate 6-2 is weldingly fixed on the left end of V-beam 6-1 by its front portion, right side, and along front and back to vertical setting; Off front wheel adapter plate 6-3 is weldingly fixed on the right-hand member of V-beam 6-1 by its left side is anterior, and along front and back to vertical setting.It is upper that the near front wheel 4 is rotatably connected on the near front wheel adapter plate 6-2, and off front wheel 5 is rotatably connected on off front wheel adapter plate 6-3.Propons 6 is rotatably connected in the sleeve 2-3 of front steering post 2 by its bearing pin 6-4.
See Fig. 1 and Fig. 9, back vent 7 comprises main support rod 7-1 and U-shaped fork 7-2.The angle γ of the axis of main support rod 7-1 and horizontal surface is that 118 degree are to 138 degree (the present embodiment is 128 degree).U-shaped fork 7-2 is opening " U " shape to the back lower place, and the two ends of U-shaped fork 7-2 is along front and back to setting.U-shaped fork 7-2 is weldingly fixed on the lower end of main support rod 7-1 by its middle part, front upper place, and the opening direction of U-shaped fork 7-2 and main support rod 7-1's is axially corresponding.
See Fig. 1 and Fig. 2, wheel hub motor trailing wheel 8 rotates between the two ends of the U-shaped fork 7-2 that is arranged on back vent 7.
See Fig. 5 to Fig. 7, coupling assembling 12 comprises articulated slab 12-1, front rod 12-2, rear connecting rod 12-3, vertical rod 12-4, adjusting slider 12-5 and locating dowel pin 12-6.Articulated slab 12-1 is welded and fixed on the top rear side that is arranged on front steering pipe 3 by its front portion.Articulated slab 12-1 is along front and back to vertical setting.Articulated slab 12-1 is rotatably connected on by its rear end on the upper end of main support rod 7-1 of back vent 7, thereby forms corresponding articulated structure.Vertical rod 12-4 is the steel integral piece.Vertical rod 12-4 comprises vertical section 12-4-1 and the 12-4-2 of U-shaped section.Vertically section 12-4-1 sets gradually from top to bottom hinge hole 12-4-1a, the foldable locking hole 12-4-1b that runs through its left and right and launches lock hole 12-4-1c.Vertical rod 12-4 is by it vertically on the front side, top of the hinge hole 12-4-1a on section 12-4-1 top and the main support rod 7-1 that corresponding bearing pin is hingedly fixed in back vent 7.The 12-4-2 of U-shaped section is " U " shape that Open Side Down, two terminations of the 12-4-2 of U-shaped section are along left and right to setting, and on termination, two of left and right, be respectively equipped with the left threading mounting hole 12-4-2a and the right threading mounting hole 12-4-2b that run through left and right, left threading mounting hole 12-4-2a and right threading mounting hole 12-4-2b coaxially arrange.Front rod 12-2 is fixedly connected with the lower hinge of front steering pipe 3 by its front end; Front rod 12-2 is fixedly connected with the front portion of adjusting slider 12-5 is hinged by its rear end; Rear connecting rod 12-3 is fixedly connected with the lower hinge of the main support rod 7-1 of back vent 7 by rear end; Rear connecting rod 12-3 is fixedly connected with the rear portion of adjusting slider 12-5 is hinged by its front end.The middle part of adjusting slider 12-5 is provided with the mounting hole 12-5-1 that connects its up and down.Vertical rod 12-4 passes the mounting hole 12-5-1 of adjusting slider 12-5, adjusting slider 12-5 and vertical rod 12-4 bearing fit.The middle part of adjusting slider 12-5 also is provided with the lock hole 12-5-2 that connects its left and right, and lock hole 12-5-2 is connected with mounting hole 12-5-1.Locating dowel pin 12-6 is arranged on the foldable locking hole 12-4-1b of the lock hole 12-5-2 of adjusting slider 12-5 and corresponding vertical rod 12-4 or launches in lock hole 12-4-1c, thereby bicycle frame lock is fixed on to folding collapsed state or deployed condition.
See Fig. 1, Fig. 5 and Fig. 7, foot-operated 10 have 2, and 2 foot-operated 10 differences by its position, residing left and right are divided into left threading 10-1 and right threading 10-2.Left threading 10-1 is fixedly installed on by its right-hand member in the left threading mounting hole 12-4-2a of the 12-4-2 of U-shaped section of vertical rod 12-4; Right left threading 10-2 is fixedly installed on by its left end in the right threading mounting hole 12-4-2b of the 12-4-2 of U-shaped section of vertical rod 12-4.
See Fig. 1, Fig. 2, Fig. 5, Fig. 8 and Fig. 9, folding seat assembly 9 comprises front tension bar 9-1, cushion 9-2, bracket of rear mounting 9-3, latching device 9-4 and trim board 9-5.Front tension bar 9-1 is welded and fixed on the top rear side that is arranged on back vent 7 by its front side, middle part, and front tension bar 9-1 is along left and right to being horizontally disposed with.Bracket of rear mounting 9-3 comprises the first strut bar 9-3-1, articulated pipe 9-3-2, U-shaped frame 9-3-3, cushion pull bar 9-3-4 and strengthens gusset 9-3-5.The first strut bar 9-3-1 is along front and back to setting, and the first strut bar 9-3-1 is weldingly fixed on the main support rod 7-1 bottom rear side of back vent 7 by its front end.Articulated pipe 9-3-2 is along left and right to being horizontally disposed with, and articulated pipe 9-3-2 is weldingly fixed on the rear end of the first strut bar 9-3-1 by its front side, middle part.U-shaped frame 9-3-3 is " U " shape that Open Side Down, and two terminations of U-shaped frame 9-3-3 are along left and right to setting.U-shaped frame 9-3-3 is rotatably connected on articulated pipe 9-3-2 by the bearing pin that passes accordingly two termination and articulated pipe 9-3-2.Cushion pull bar 9-3-4 is arranged between the top of U-shaped frame 9-3-3 along left and right to welding.Reinforcement gusset 9-3-5 is welded and fixed along front and back to vertical and is arranged between the first strut bar 9-3-1 and main support rod 7-1.Trim board 9-5 is the integrated through injection molding part, and trim board 9-5 snaps onto on the U-shaped frame 9-3-3 of bracket of rear mounting 9-3 from back to front, and the appropriate section of U-shaped frame 9-3-3 is covered from rear.Cushion 9-2 is flexible cushion, and cushion 9-2 is upper by the cushion pull bar 9-3-4 that its rear and front end is fixedly installed on respectively front tension bar 9-1 and bracket of rear mounting 9-3, thus the folding seat that forms.
See Figure 11, latching device 9-4 comprises orienting lug 9-4-1, Elastic buckle 9-4-2 and link span 9-4-3.Orienting lug 9-4-1 is the steel integral piece, and orienting lug 9-4-1 comprises left side board 9-4-1a, base plate 9-4-1b and right side board 9-4-1c.Left side board 9-4-1a and right side board 9-4-1c vertically are symmetricly set on respectively on the rear side left and right sides of base plate 9-4-1b.The left side board 9-4-1a of orienting lug 9-4-1 is provided with the left guide groove 9-4-1d that runs through left side board 9-4-1a left and right, the right side board 9-4-1c of orienting lug 9-4-1 is provided with the right guide groove 9-4-1e that runs through right side board 9-4-1c left and right, right guide groove 9-4-1e is identical with the structure of left guide groove 9-4-1d, and is symmetrical arranged.Left guide groove 9-4-1d comprises the first guide section 9-4-1d-1 and the second guide section 9-4-1d-2, the axis of the first guide section 9-4-1d-1 is parallel with the axis of the main support rod 7-1 of back vent 7, the second guide section 9-4-1d-2 by the bottom of its top and the first guide section 9-4-1d-1 to being communicated with.Right guide groove 9-4-1e comprises the 3rd guide section 9-4-1e-1 and the 4th guide section 9-4-1e-2, the axis of the 3rd guide section 9-4-1e-1 is parallel with the axis of the main support rod 7-1 of back vent 7, the 4th guide section 9-4-1e-2 by the bottom of its top and the 3rd guide section 9-4-1e-1 to being communicated with.
See Fig. 2 and Figure 12, Elastic buckle 9-4-2 is the steel integral piece, and Elastic buckle 9-4-2 comprises main part 9-4-2a and connecting portion 9-4-2b.The left guide groove 9-4-1d of the cross sectional shape of main part 9-4-2a and orienting lug 9-4-1 and the shape of right guide groove 9-4-1e are corresponding.The front upper lateral part of main part 9-4-2a is provided with folding fixed lobe 9-4-2c, and the front side lower part of main part 9-4-2a is provided with and launches fixed lobe 9-4-2d.Connecting portion 9-4-2b is connected on the bottom of main part 9-4-2a from bottom to top.Elastic buckle 9-4-2 is welded and fixed by its connecting portion 9-4-2b after the base plate 9-4-1b that is arranged on orienting lug 9-4-1 on side lower part.The main part 9-4-2a of Elastic buckle 9-4-2 is between the rear portion, right side and rear portion, right side board 9-4-1c left side of left side board 9-4-1a.Folding fixed lobe 9-4-2c is between the 3rd guide section 9-4-1e-1 of the first guide section 9-4-1d-1 of left guide groove 9-4-1d and right guide groove 9-4-1e, and expansion fixed lobe 9-4-2d is between the 4th guide section 9-4-1e-2 of the second guide section 9-4-1d-2 of left guide groove 9-4-1d and right guide groove 9-4-1e.
See Fig. 9 and Figure 10, link span 9-4-3 is U-shaped, and link span 9-4-3 rotates by the two ends of its U-shaped the bottom two ends that is arranged on U-shaped frame 9-3-3, and the two ends of link span 9-4-3 is along left and right to setting.Link span 9-4-3 is arranged in the right guide groove 9-4-1e of the left guide groove 9-4-1d of left side board 9-4-1a of orienting lug 9-4-1 and right side board 9-4-1c by its middle part.
See Fig. 1 and Fig. 2, hutch 14 is fixedly installed on the bottom of main support rod 7-1 of back vent 7, and the appropriate section of the first strut bar 9-3-1, the articulated pipe 9-3-2 of folding seat assembly 9 and U-shaped frame 9-3-3 is coated.
Battery component 11, vehicle lamp assembly 13, brake gear, control setup, read out instrument and loudspeaker.All adopt the technological means that Electrical Bicycle is commonly used.Loudspeaker are dynamic loud-speaker.Brake gear is for the braking to electro-tricycle, and control setup is for regulation speed, vehicle lamp assembly 13 and loudspeaker.Read out instrument is for showing electro-tricycle battery dump energy, the speed of a motor vehicle and vehicle lamp assembly 13 mode of operations.The control setup waterproof is arranged in hutch 14.Between battery component 11, vehicle lamp assembly 13, brake gear, control setup, read out instrument and loudspeaker, by corresponding circuit, be electrically connected to accordingly.
See Fig. 1 and Fig. 2, battery component 11 is fixedly installed on front steering pipe 3, and from left, the place ahead with right-hand front steering pipe 3 is surrounded.Vehicle lamp assembly 13 comprises car headlight 13-1, steering indicating light and stoplight stop lamp 13-2.Steering indicating light comprises front left steering indicating light 13-3, front right steering indicating light, rear left steering indicating light 13-4 and rear right steering indicating light.Car headlight 13-1 is fixedly installed on the front upper lateral part of battery component 11, and front left steering indicating light 13-3 and front right steering indicating light are symmetricly set on the left and right sides, bottom of battery component 11.Rear left steering indicating light 13-4 and rear right steering indicating light are symmetricly set on the left and right sides of hutch 14.Stoplight stop lamp 13-2 is fixedly installed on the rear side of hutch 14.
See Fig. 1, when Foldable electric three-wheel vehicle of the present utility model is in the wheeled state, the adjusting slider 12-5 of coupling assembling 12 is placed on the corresponding position of the expansion lock hole 12-4-1c of vertical rod 12-4 at this moment, and by locating dowel pin 12-6, adjusting slider 12-5 is fixed on to the expansion lock hole 12-4-1c place of vertical rod 12-4, thereby the front rod 12-2 of front steering post 2, back vent 7 and coupling assembling 12 and rear connecting rod 12-3 basically form " A " character form structure, form a firm triangle.The bracket of rear mounting 9-3 of folding seat assembly 9 is in the open mode of turning over, cushion 9-2 launches to take for the people, simultaneously middle part, the front side of link span 9-4-3 is arranged in the 4th guide section 9-4-1e-2 of the right guide groove 9-4-1e of the second guide section 9-4-1d-2 of left guide groove 9-4-1d of left side board 9-4-1a of orienting lug 9-4-1 and right side board 9-4-1c, and spacing to it up by the expansion fixed lobe 9-4-2d of Elastic buckle 9-4-2, make bracket of rear mounting 9-3 be in all the time the open mode of turning over.At this moment, people can equally drive Foldable electric three-wheel vehicle of the present utility model to driving the common electric bicycle.
See Figure 10 and Figure 13, when not needing to use the utility model Foldable electric three-wheel vehicle, this battery-driven car can be folded and packs up.This moment by locating dowel pin 12-6 from adjusting slider 12-5 and vertical rod 12-4, taking out, again along the vertical rod 12-4 promoting or transferring joint slide block 12-5 that makes progress, adjusting slider 12-5 is placed on to the corresponding position of the foldable locking hole 12-4-1b of vertical rod 12-4, by locating dowel pin 12-6, adjusting slider 12-5 is fixed on again to the 12-4-1b place, foldable locking hole of vertical rod 12-4 this moment; Adjusting slider 12-5, along vertical rod 12-4 upward movement the time, draws the bottom of the bottom of front steering pipe 3 and back vent 7 in by front rod 12-2 and rear connecting rod 12-3 to vertical rod 12-4.The front portion of wheel hub motor trailing wheel 8 is arranged in the 12-4-2 of U-shaped section of vertical rod 12-4, thereby the Foldable electric three-wheel vehicle is folded up, and has greatly reduced floor area.then the top of the Elastic buckle 9-4-2 of the latching device 9-4 of folding seat assembly 9 is lifted to back upper place, the time Elastic buckle 9-4-2 expansion fixed lobe 9-4-2d to the corresponding site of link span 9-4-3, do not carry out spacing up, thereby the front side of link span 9-4-3 middle part moves to link span 9-4-3 along the 4th guide section 9-4-1e-2 of the right guide groove 9-4-1e of the second guide section 9-4-1d-2 of the left guide groove 9-4-1d of the left side board 9-4-1a of orienting lug 9-4-1 and right side board 9-4-1c middle part, front side is along the top of the 3rd guide section 9-4-1e-3 of the right guide groove 9-4-1e of the first guide section 9-4-1d-1 of the left guide groove 9-4-1d of the left side board 9-4-1a of orienting lug 9-4-1 and right side board 9-4-1c, and then make the bracket of rear mounting 9-3 of folding seat assembly 9 be in collapsed state forward, cushion 9-2 is in rounding state, thereby folding seat assembly 9 is folded up, further reduced floor area.When needs mobile electric three-wheel vehicle, only vehicle need be turned forward (seeing Figure 13), can pull vehicle to advance by handle 1.While needing to use, again its expansion is got final product.
Above embodiment is only for illustration of the utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not in the situation that break away from spirit and scope of the present utility model; can also make various conversion and variation; in concrete application process, can also transform accordingly according to the inspiration of above-described embodiment, so within all technical schemes that are equal to all should be included into scope of patent protection of the present utility model.

Claims (7)

1. a Foldable electric three-wheel vehicle, is characterized in that: comprise vehicle frame, the near front wheel (4), off front wheel (5), propons (6), wheel hub motor trailing wheel (8), folding seat assembly (9), foot-operated (10), battery component (11), vehicle lamp assembly (13), brake gear, control setup, read out instrument and hutch (14); Brake gear is for the braking to electro-tricycle, and control setup is for regulation speed and vehicle lamp assembly (13); Read out instrument is for showing electro-tricycle battery dump energy, the speed of a motor vehicle and vehicle lamp assembly (13) mode of operation; The control setup waterproof is arranged in hutch (14); Between battery component (11), vehicle lamp assembly (13), brake gear, control setup and read out instrument, by corresponding circuit, be electrically connected to accordingly; Vehicle frame comprises handlebar (1), front steering post (2), front steering pipe (3), back vent (7) and coupling assembling (12); Handlebar (1) is fixedly installed on front steering post (2) top; Front steering post (2) coaxial rotation is arranged in front steering pipe (3); Propons (6) is arranged on the bottom of front steering post (2) along left and right to rotation; The near front wheel (4) and off front wheel (5) rotate respectively on the two ends, left and right that are arranged on propons (6); Wheel hub motor trailing wheel (8) rotates and is arranged on back vent (7); Folding seat assembly (9) top front end is fixedly installed on back vent (7) middle part, and folding seat assembly (9) bottom is rotated and is arranged on back vent (7) bottom; Coupling assembling (12) comprises articulated slab (12-1), front rod (12-2), rear connecting rod (12-3), vertical rod (12-4), adjusting slider (12-5) and locating dowel pin (12-6); The top of the top of front steering pipe (3) and back vent (7) is by hinged being fixedly connected with of articulated slab (12-1); Vertical rod (12-4) is fixed on the front side, top of back vent (7) by its upper articulation; It is upper that adjusting slider (12-5) is slidably arranged in vertical rod (12-4), and be locked on the relevant position of vertical rod (12-4) by locating dowel pin (12-6); The front end of front rod (12-2) is hinged to be fixedly connected on the bottom rear side of front steering pipe (3), and the rear end of front rod (12-2) is hinged to be fixedly connected on adjusting slider (12-5); The rear end of rear connecting rod (12-3) is hinged to be fixedly connected on the lower front side of back vent (7), and the front end of rear connecting rod (12-3) is hinged to be fixedly connected on adjusting slider (12-5); Foot-operated (10) are arranged on the lower end of vertical rod (12-4).
2. Foldable electric three-wheel vehicle according to claim 1 is characterized in that: it is upper that battery component (11) is fixedly installed on front steering pipe (3), and from left, the place ahead with right-hand front steering pipe (3) is surrounded; Vehicle lamp assembly (13) comprises car headlight (13-1), steering indicating light and stoplight stop lamp (13-2); Steering indicating light comprises front left steering indicating light (13-3), front right steering indicating light, rear left steering indicating light (13-4) and rear right steering indicating light; Car headlight (13-1) is fixedly installed on the front upper lateral part of battery component (11), and front left steering indicating light (13-3) and front right steering indicating light are symmetricly set on the left and right sides, bottom of battery component (11); Rear left steering indicating light (13-4) and rear right steering indicating light are symmetricly set on the left and right sides of hutch (14); Stoplight stop lamp (13-2) is fixedly installed on the rear side of hutch (14).
3. Foldable electric three-wheel vehicle according to claim 2, it is characterized in that: front steering post (2) comprises straight section (2-1), arc section (2-2) and sleeve (2-3); Straight section (2-1) is 65 to 80 degree with the angle α of horizontal surface; Arc section (2-2) is welded and fixed and is connected with the lower end of straight section (2-1) by its upper end; Sleeve (2-3) is by its axis along front and back to setting, and the axis of sleeve (2-3) and the angle β of horizontal surface are 5 to 11 degree; After extending, passes through in the axis of sleeve (2-3) contact point on wheel hub motor trailing wheel (8) and ground; Sleeve (2-3) is welded and fixed and is connected with the lower end of arc section (2-2) by its middle part upside; Front steering post (2) is arranged in front steering pipe (3) by its straight section (2-1) appropriate section coaxial rotation; Propons (6) comprises V-beam (6-1), the near front wheel adapter plate (6-2), off front wheel adapter plate (6-3) and bearing pin (6-4); V-beam (6-1) integral body is opening " V " shape backward, and V-beam (6-1) is horizontally disposed with; It is upper that bearing pin (6-4) is weldingly fixed on the rear side middle part of V-beam (6-1) from back to front, and the number of degrees of the number of degrees of bearing pin (6-4) and the angle of horizontal surface and angle β are identical; Propons (6) is rotatably connected in the sleeve (2-3) of front steering post (2) by its bearing pin (6-4).
4. Foldable electric three-wheel vehicle according to claim 3 is characterized in that: back vent (7) comprises main support rod (7-1) and U-shaped fork (7-2); The axis of main support rod (7-1) and the angle γ of horizontal surface are that 118 degree are to 138 degree; U-shaped fork (7-2) is opening " U " shape to the back lower place, and the two ends of U-shaped fork (7-2) is along front and back to setting; U-shaped fork (7-2) is weldingly fixed on the lower end of main support rod (7-1) by its middle part, front upper place, the opening direction of U-shaped fork (7-2) and main support rod (7-1) axially corresponding; Vertical rod (12-4) is the steel integral piece; Vertical rod (12-4) comprises vertical section (12-4-1) and U-shaped section (12-4-2); Vertically section (12-4-1) sets gradually from top to bottom hinge hole (12-4-1a), foldable locking hole (12-4-1b) that runs through its left and right and launches lock hole (12-4-1c); Vertical rod (12-4) by its vertically section (12-4-1) top hinge hole (12-4-1a) and accordingly bearing pin be hingedly fixed on the front side, top of main support rod (7-1) of back vent (7); U-shaped section (12-4-2) is " U " shape that Open Side Down, two terminations of U-shaped section (12-4-2) are along left and right to setting, and on termination, two of left and right, be respectively equipped with the left threading mounting hole (12-4-2a) and the right threading mounting hole (12-4-2b) that run through left and right, left threading mounting hole (12-4-2a) and right threading mounting hole (12-4-2b) are coaxial to be arranged; The middle part of adjusting slider (12-5) is provided with the mounting hole (12-5-1) that connects its up and down; The mounting hole (12-5-1) of adjusting slider (12-5) is passed in vertical rod (12-4), adjusting slider (12-5) and vertical rod (12-4) bearing fit; The middle part of adjusting slider (12-5) also is provided with the lock hole (12-5-2) that connects its left and right, and lock hole (12-5-2) is connected with mounting hole (12-5-1); Locating dowel pin (12-6) is arranged on the foldable locking hole (12-4-1b) of the lock hole (12-5-2) of adjusting slider (12-5) and corresponding vertical rod (12-4) or launches in lock hole (12-4-1c), thereby bicycle frame lock is fixed on to folding collapsed state or deployed condition.
5. Foldable electric three-wheel vehicle according to claim 4 is characterized in that: foot-operated (10) have 2; 2 foot-operated (10) are divided into left threading (10-1) and right threading (10-2) by the difference of its position, residing left and right; Left threading (10-1) is fixedly installed on by its right-hand member in the left threading mounting hole (12-4-2a) of U-shaped section (12-4-2) of vertical rod (12-4); Right left threading (10-2) is fixedly installed on by its left end in the right threading mounting hole (12-4-2b) of U-shaped section (12-4-2) of vertical rod (12-4).
6. Foldable electric three-wheel vehicle according to claim 5, it is characterized in that: folding seat assembly (9) comprises front tension bar (9-1), cushion (9-2) and bracket of rear mounting (9-3); Front tension bar (9-1) is welded and fixed on the top rear side that is arranged on back vent (7) by its front side, middle part, and front tension bar (9-1) is along left and right to being horizontally disposed with; Bracket of rear mounting (9-3) comprises the first strut bar (9-3-1), articulated pipe (9-3-2), U-shaped frame (9-3-3), cushion pull bar (9-3-4) and strengthens gusset (9-3-5); The first strut bar (9-3-1) is along front and back to setting, and the first strut bar (9-3-1) is weldingly fixed on main support rod (7-1) the bottom rear side of back vent (7) by its front end; Articulated pipe (9-3-2) is along left and right to being horizontally disposed with, and articulated pipe (9-3-2) is weldingly fixed on the rear end of the first strut bar (9-3-1) by its front side, middle part; U-shaped frame (9-3-3) is " U " shape that Open Side Down, and two terminations of U-shaped frame (9-3-3) are along left and right to setting; U-shaped frame (9-3-3) is rotatably connected in articulated pipe (9-3-2) by the bearing pin that passes accordingly two termination and articulated pipe (9-3-2); Cushion pull bar (9-3-4) is arranged between the top of U-shaped frame (9-3-3) along left and right to welding; Reinforcement gusset (9-3-5) is welded and fixed along front and back to vertical and is arranged between the first strut bar (9-3-1) and main support rod (7-1); Cushion (9-2) is flexible cushion, and cushion (9-2) is upper by the cushion pull bar (9-3-4) that its rear and front end is fixedly installed on respectively front tension bar (9-1) and bracket of rear mounting (9-3), thus the folding seat that forms.
7. Foldable electric three-wheel vehicle according to claim 6, it is characterized in that: folding seat assembly (9) also comprises latching device (9-4) and trim board (9-5); Latching device (9-4) comprises orienting lug (9-4-1), Elastic buckle (9-4-2) and link span (9-4-3); Orienting lug (9-4-1) is the steel integral piece, and orienting lug (9-4-1) comprises left side board (9-4-1a), base plate (9-4-1b) and right side board (9-4-1c); Left side board (9-4-1a) and right side board (9-4-1c) vertically are symmetricly set on respectively on the rear side left and right sides of base plate (9-4-1b); The left side board (9-4-1a) of orienting lug (9-4-1) is provided with the left guide groove (9-4-1d) that runs through left side board (9-4-1a) left and right, the right side board (9-4-1c) of orienting lug (9-4-1) is provided with the right guide groove (9-4-1e) that runs through right side board (9-4-1c) left and right, right guide groove (9-4-1e) is identical with the structure of left guide groove (9-4-1d), and is symmetrical arranged; Left guide groove (9-4-1d) comprises the first guide section (9-4-1d-1) and the second guide section (9-4-1d-2), the axis of the first guide section (9-4-1d-1) is parallel with the axis of the main support rod (7-1) of back vent (7), the second guide section (9-4-1d-2) by the bottom of its top and the first guide section (9-4-1d-1) to being communicated with; Right guide groove (9-4-1e) comprises the 3rd guide section (9-4-1e-1) and the 4th guide section (9-4-1e-2), the axis of the 3rd guide section (9-4-1e-1) is parallel with the axis of the main support rod (7-1) of back vent (7), the 4th guide section (9-4-1e-2) by the bottom of its top and the 3rd guide section (9-4-1e-1) to being communicated with; Elastic buckle (9-4-2) is the steel integral piece, and Elastic buckle (9-4-2) comprises main part (9-4-2a) and connecting portion (9-4-2b); The left guide groove (9-4-1d) of the cross sectional shape of main part (9-4-2a) and orienting lug (9-4-1) and the shape of right guide groove (9-4-1e) are corresponding; The front upper lateral part of main part (9-4-2a) is provided with folding fixed lobe (9-4-2c), and the front side lower part of main part (9-4-2a) is provided with and launches fixed lobe (9-4-2d); Connecting portion (9-4-2b) is connected on the bottom of main part (9-4-2a) from bottom to top; Elastic buckle (9-4-2) is welded and fixed on the rear side lower part of the base plate (9-4-1b) that is arranged on orienting lug (9-4-1) by its connecting portion (9-4-2b); The main part (9-4-2a) of Elastic buckle (9-4-2) is positioned between the rear portion, right side and rear portion, right side board (9-4-1c) left side of left side board (9-4-1a); Between the first guide section (9-4-1d-1) that folding fixed lobe (9-4-2c) is positioned at left guide groove (9-4-1d) and the 3rd guide section (9-4-1e-1) of right guide groove (9-4-1e), expansion fixed lobe (9-4-2d) is positioned between the 4th guide section (9-4-1e-2) of second guide section (9-4-1d-2) of left guide groove (9-4-1d) and right guide groove (9-4-1e); Link span (9-4-3) is U-shaped, and link span (9-4-3) rotates by the two ends of its U-shaped the bottom two ends that is arranged on U-shaped frame (9-3-3), and the two ends of link span (9-4-3) is along left and right to setting; Link span (9-4-3) is arranged in the right guide groove (9-4-1e) of the left guide groove (9-4-1d) of left side board (9-4-1a) of orienting lug (9-4-1) and right side board (9-4-1c) by its middle part; Trim board (9-5) is the integrated through injection molding part, and trim board (9-5) snaps onto on the U-shaped frame (9-3-3) of bracket of rear mounting (9-3) from back to front, and the appropriate section of U-shaped frame (9-3-3) is covered from rear.
CN2013203012425U 2013-05-28 2013-05-28 Foldable electric tricycle Withdrawn - After Issue CN203294266U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103910013A (en) * 2014-04-11 2014-07-09 大连理工大学 Manual foldable bicycle for old people
CN103274005B (en) * 2013-05-28 2015-07-15 常州市六零九零工业设计有限公司 Foldable electric tricycle
US9809273B2 (en) 2014-02-12 2017-11-07 Royalty Bugaboo Gmbh Foldable vehicle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103274005B (en) * 2013-05-28 2015-07-15 常州市六零九零工业设计有限公司 Foldable electric tricycle
US9809273B2 (en) 2014-02-12 2017-11-07 Royalty Bugaboo Gmbh Foldable vehicle
CN103910013A (en) * 2014-04-11 2014-07-09 大连理工大学 Manual foldable bicycle for old people

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