CN206155669U - Electric bicycle - Google Patents

Abstract

The utility model discloses an electric bicycle, including the frame, back wheel mechanism to and front driving mechanism, back wheel mechanism including rotationally set up being in the cross linkage axle of frame rear side bottom, the fixed setting is in respectively two of cross linkage axle both ends the board turns over, fixed mounting is in respectively the rear universal wheel who turns over the board lower part, and with cross linkage axle fixed connection be used for driving the cross linkage pole and rotate and turn over the changer lever that location State is switched in the board upset with the drive, turn over and be provided with stop gear with the state of turning over after keeping between the base of board and frame. The utility model discloses an electric bicycle, with rear wheel design for the mode of universal wheel with the convenient switching of wheel of going straight, improve the convenience of its operation greatly, cooperation front driving can realize original place swift turn of spinning, it is stable to switch the back state moreover, the left and right sides is turned over the adjustment of board horizontal angle and is ensured the unanimity.

Description

Electric bicycle

Technical field

The utility model is related to electro-tricycle technical field, more particularly to a kind of electric bicycle.

Background technology

As social progress, the national economic development and living standards of the people are improved constantly, social senilization's degree is also fast Speed is improved.Person in middle and old age's population ratio is in quick constantly increase.Therewith mid-aged population to the demand of electric bicycle also increasingly Greatly.To meet this actual demand, in the market full of mobility scooter for old people miscellaneous.Such as：It is electro-tricycle, electronic Foldable tricycle, four-wheel electric wheelchair and four-wheel electric tricycle for the disabled etc. are multifarious.These scooters are also met in some Old human needs, but these scooters mostly suffer from the drawback that.

1) generally existing volume is big, heavy weight, purposes are single, storage is inconvenient, especially the electric wheelchair of four-wheel class or residual Disease car its structure must adopt Dual Drive, differential steering, and then cause the big price of cost high, abled person is not suitable for again and is used.

2) most of scooter faces storage problem, is placed on doorway and is afraid of to lose, put it is too stifled indoor it gets in the way, be placed on bicycle parking Place increases annual cost and does not say, and is have many parking lots not to deposit.

3) current electro-tricycle radius of turn is very big, such as small space when needing to turn, after needing reciprocal advance Operation is moved back, use feeling is affected, while pass through for other people making troubles.

4) in manipulation, the step control for relying primarily on hand to manipulate or coordinate fixation, for foot or hand have For handicapped person, can cause using inconvenience, and single control mode, again limit it and use crowd.

Utility model content

The purpose of this utility model is to be directed to technological deficiency present in prior art, and provides a kind of electric bicycle.

To realize that the technical scheme that the purpose of this utility model is adopted is：

A kind of electric bicycle, including vehicle frame, trailing wheel mechanism, and front driving wheel mechanism,

Described trailing wheel mechanism includes the horizontal connecting shaft of the vehicle frame bottom rear for being rotatably arranged in described, fixes respectively Two turnover panels at described horizontal connecting shaft two ends are arranged on, the rear universal wheel of described turnover panel bottom is respectively and fixedly installed to, with And be fixedly connected to drive horizontal connecting rod to rotate to drive cutting for turnover panel upset switching position state with described horizontal connecting shaft Change bar；It is provided with position-limit mechanism to turn over state after keeping between described turnover panel and the base of vehicle frame.

Described changer lever is located at vehicle frame side and locking mechanism is provided with between vehicle frame.

Described front driving wheel mechanism includes the vertical tube being fixedly connected with vehicle frame front central, rotatable with described vertical tube The front fork of connection, is arranged on the front driving wheel of the built-in wheel hub motor of front fork lower end, and be connected with described front fork upper end Direction operation connecting rod.

Also include the foot control part being correspondingly arranged with pedal, described foot control part includes foot brake mechanism and foot control speed governing Mechanism, described foot brake mechanism includes the linkage brake plate that one end is hinged with vehicle frame and is fixedly connected with brake bracing wire, positioned at pin The brake pedal plate that pedal side and rear end are hinged with vehicle frame, described brake pedal plate rear end in pin joint rear portion be formed with The brake bending part that described linkage brake plate trailing flank mutually holds.

Also include brake power-off switch and the handbrake mechanism being correspondingly arranged with described linkage brake plate, described parking brake Mechanism includes the parking brake control stick that lower end and vehicle frame are rotatably connected, be fixedly connected with described parking brake control stick lower end and with institute The double-linked cam that the linkage brake plate trailing flank stated holds.

Described foot control speed adjusting gear include one end and vehicle frame be hinged and be pulled downwardly tight speed governing linkage board, fixation sets Put on vehicle frame and input extrudes the speed-regulating switch for contacting with described speed governing linkage board upper surface, and positioned at pedal one The speed governing pedal that side and rear end are hinged with vehicle frame, described speed governing pedal rear end is formed and described tune with pin joint rear portion The speed governing bending part that fast linkage board lower plane holds.

Described direction operation connecting rod, by hinge, can be gone up with described front fork on described direction operation connecting rod Sliding sleeve is provided with to lower slider, described sliding sleeve can wear the tie point of described direction operation connecting rod and front fork wherein.

Described vehicle frame includes support body, and the backrest being connected, rear portion and described support body are may be reversed with described support body rear portion The seat board being hinged, being provided with below described seat board can take in storing bin therein by the direction operation connecting rod after bending, Arrange the described clamped locating rack therein of direction operation connecting rod in described storing bin.

Anti-rollover castor is respectively arranged with described front section of vehicle frame two bottom sides.

In described direction operation small end connecting plate is provided with convenient and steering wheel or direction by Quick Release machine Structure connects.

Compared with prior art, the beneficial effects of the utility model are：

Electric bicycle of the present utility model, is designed as the mode of universal wheel and the convenient switching of straight wheel, significantly by trailing wheel The convenience of its operation is improved, coordinates front driving wheel, achievable original place to spin and fast turn, and it is in stable condition after switching, it is left Right both sides turnover panel level angle adjustment guarantees consistent, the minimum driving safety ensured under two states of left and right error.Forerunner and The change of trailing wheel state, is also capable of achieving drift effect, can meet multi-party use demand, and drift can be practised for the teenager for perfecting Move and drive.And security is driven to improve, and rollover is prevented, it is respectively arranged with anti-rollover in described front section of vehicle frame two bottom sides Castor, higher than front driving wheel and rear universal wheel, during normally travel, anti-rollover castor is not in contact with the ground for described anti-rollover castor.

Description of the drawings

Fig. 1 show electric walk instead chair overview；

Fig. 2 show electric walk instead chair and folds diagram entirely；

Fig. 3 show electric walk instead chair and folds front view entirely；

Fig. 4 show braking mechanism schematic diagram；

Fig. 5 show foot control speed adjusting gear schematic diagram.

Specific embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place The specific embodiment of description only to explain the utility model, is not used to limit the utility model.

As Figure 1-5, electric bicycle of the present utility model include vehicle frame, trailing wheel mechanism, front driving wheel mechanism, and Foot control part, described trailing wheel mechanism includes the tubulose of the vehicle frame bottom rear for being rotatably arranged in described or shaft-like horizontal connection Axle 5, is respectively fixedly disposed at the turnover panel 2 at the described two ends of horizontal connecting shaft 5, after being respectively and fixedly installed to described turnover panel bottom Universal wheel 1, and be fixedly connected to drive horizontal connecting shaft to rotate to drive turnover panel 2 to overturn toggle bit with described horizontal connecting shaft The changer lever 4 of configuration state；Wherein, general turnover panel has two states, horizontality and heeling condition, universal afterwards in horizontality Wheel is freely rotatable arbitrarily steering, and in heeling condition, universal wheel can not be rotated relative to turnover panel, can only be straight along turnover panel incline direction OK, be equivalent to straight wheel, meanwhile, be ensure and maintenance level state stability, be provided between described changer lever and vehicle frame Locking mechanism, such as hook and hanging column coordinate.Simultaneously position-limit mechanism 3 is provided between the base of described turnover panel 2 and vehicle frame, is such as connected Female connector ring, to be maintained at turnover panel after the normality angle turned over.

Electric bicycle of the present utility model, is designed as the mode of universal wheel and the convenient switching of straight wheel, significantly by trailing wheel The convenience of its operation is improved, coordinates front driving wheel, achievable original place to spin and fast turn, and it is in stable condition after switching, it is left Right both sides turnover panel level angle adjustment guarantees consistent, the minimum driving safety ensured under two states of left and right error.Forerunner and The change of trailing wheel state, is also capable of achieving drift effect, can meet multi-party use demand, and drift can be practised for the teenager for perfecting Move and drive.And security is driven to improve, and rollover is prevented, it is respectively arranged with anti-rollover in described front section of vehicle frame two bottom sides Castor 17, higher than front driving wheel and rear universal wheel, during normally travel, anti-rollover castor is non-contiguously for described anti-rollover castor Face.

Described vehicle frame includes support body 6, and the backrest 7 being connected is may be reversed with described support body rear portion, is arranged on backrest both sides Handrail 8, the seat board 9 that rear portion is hinged with described support body is provided with storing bin below described seat board, is such as fixed on vehicle frame Storing basket 18 upper and below seat board 9, in described vehicle frame front bottom end both sides reversible pedal is respectively arranged with 16 are used for trampling.Design is may be reversed using overall, its foldability is effectively increased, is easy to be collected or included automobile Boot, is arranged in storage tank or support body rear side to the battery for providing electric energy.

Preferably, described front driving wheel mechanism includes the vertical tube 15 being fixedly connected with vehicle frame front central, and described The front fork that vertical tube is rotatably connected, is arranged on the front driving wheel 14 of the built-in wheel hub motor of front fork lower end, and with it is described before The direction operation connecting rod 12 of fork upper end connection, connecting plate is provided with convenient and steering wheel in described direction operation small end Or direction is 11 connections.Wherein, described direction operation connecting rod 12 is with described front fork is by hinge and can be incorporated in Described storing bin, can axially slidably be provided with up and down sliding sleeve 13, described sliding sleeve on described direction operation connecting rod 12 The tie point of described direction operation connecting rod and front fork can be worn wherein to avoid occurring surprisingly, described in normal operating Storing bin in arrange the described clamped U-shaped locating rack therein of direction operation connecting rod.

By the way of direction operation connecting rod is bent, using sliding sleeve realization locking or release, operation letter are slided up and down List is convenient, and electric motor car can be made to be handcart or chair state from the metamorphosis of car, and is easy to occupant, especially disabled person Get on or off the bus, and direction operation connecting rod be contained in into storing bin, interior can be easy to by it from car metamorphosis to chair form, As family or intra-office are used, and, under chair state, front driving wheel change turns to straight wheel, can be with convenient promotion, work( Quick conversion on energy, solves storage problem.Meanwhile, using Quick-disassembling mechanism, such as hand the turn of the screw 10 is by steering wheel or direction handle It is fixed on connecting plate, the handling maneuver parts that can fast exchange are meeting the demand of different drivers.

Specifically, described foot control part includes foot brake mechanism and foot control speed adjusting gear, and described foot brake mechanism includes One end be hinged with vehicle frame and with the brake linkage brake plate 24 that is fixedly connected of bracing wire 28, positioned at the side of pedal 16 and rear end and car The brake pedal plate 21 that frame is hinged, the described rear end of brake pedal plate 21 is formed with and described linkage brake in pin joint rear portion The brake bending part that the trailing flank of plate 24 holds.Meanwhile, also include that the brake power-off being correspondingly arranged with described linkage brake plate is opened 29 and handbrake mechanism are closed, what described handbrake mechanism was rotatably connected including lower end and the parking brake support 27 being fixed on vehicle frame Parking brake control stick 26, the connection for being fixedly connected with described parking brake control stick lower end and holding with described linkage brake plate trailing flank Moving cam 23.When parking brake control stick action, the action of linkage brake plate 24 is driven to realize brake using double-linked cam.

The service brake that the utility model is adopted utilizes lever brake pedal plate, directly can act on playing with linkage brake plate The effect of brake control, brake pedal plate when service brake is not needed, need to only be started and relative frame is fixed, and be effectively improved Its adaptability.Meanwhile, parking brake and linkage brake plate are driven using double-linked cam, simple structure, control facility, when stepping on the pin that brakes During pedal, parking brake can automatically terminate lock-out state, improve ease of use, have a poor memory with good in particular for the elderly Practicality, and brake power-off switch can timely respond to power-off cut-out power output of braking, to protect motor safety.

Preferably, described foot control speed adjusting gear include one end and vehicle frame 6 be hinged and with the speed governing tensed downwards by extension spring Linkage board 33, is fixedly installed on vehicle frame and input extrudes the speed-regulating switch for contacting with described speed governing linkage board upper surface 34, and positioned at the side of pedal 16 and the speed governing pedal 31 that is hinged of rear end and vehicle frame, described speed governing pedal rear end with Pin joint rear portion forms the speed governing bending part held with described speed governing linkage board lower plane, meanwhile, also including manual governing machine Structure, switchs including adjusting manually, and connection adjusts manually the conversion knife between switch and the speed-regulating switch on speed governing linkage board Lock, conversion disconnecting link will manually adjust switch and speed-regulating switch is uniquely enabled.Wherein, speed governing pedal and brake pedal plate can be arranged In same pedal both sides, can also be arranged in correspondence with the inner side of two pedals, realize single pin or both feet control.

Speed adjusting gear of the present utility model, combines foot control with manually, can individually control, by speed governing pedal control Speed-regulating switch processed, driver's movement range drives speed governing linkage board to manipulate speed-regulating switch indirectly by lever speed governing pedal, Movement range is controlled, and movement range larger on pin is reduced and passed on speed-regulating switch after several times, and it is soft to reach speed governing, car It is fast steady, improve handling and security.The crowd of being suitable for is improved, meanwhile, lever speed governing pedal is only needed when not in use Speed governing pedal is started and relative frame is fixed, effectively improve its adaptability.

The above is only preferred embodiment of the present utility model, it is noted that general for the art For logical technical staff, on the premise of without departing from the utility model principle, some improvements and modifications can also be made, these change Enter and retouch also to should be regarded as protection domain of the present utility model.

Claims (10)

1. a kind of electric bicycle, it is characterised in that including vehicle frame, trailing wheel mechanism, and front driving wheel mechanism,

Described trailing wheel mechanism includes the horizontal connecting shaft of the vehicle frame bottom rear for being rotatably arranged in described, is fixedly installed respectively In two turnover panels at described horizontal connecting shaft two ends, the rear universal wheel of described turnover panel bottom, Yi Jiyu are respectively and fixedly installed to Described horizontal connecting shaft is fixedly connected the changer lever for driving horizontal connecting rod to rotate to drive turnover panel to overturn switching position state； It is provided with position-limit mechanism to turn over state after keeping between described turnover panel and the base of vehicle frame.

2. electric bicycle as claimed in claim 1, it is characterised in that described changer lever is located at vehicle frame side and and vehicle frame Between be provided with locking mechanism.

3. electric bicycle as claimed in claim 1, it is characterised in that described front driving wheel mechanism includes and vehicle frame is anterior The vertical tube that center is fixedly connected, the front fork being rotatably connected with described vertical tube is arranged on the built-in wheel hub motor of front fork lower end Front driving wheel, and the direction operation connecting rod being connected with described front fork upper end.

4. electric bicycle as claimed in claim 1, it is characterised in that also include the foot control portion being correspondingly arranged with pedal Part, described foot control part includes foot brake mechanism and foot control speed adjusting gear, and described foot brake mechanism is hinged including one end with vehicle frame And with the brake linkage brake plate that is fixedly connected of bracing wire, positioned at pedal side and the brake pedal plate that is hinged with vehicle frame of rear end, Described brake pedal plate rear end is formed with the brake folding mutually held with described linkage brake plate trailing flank in pin joint rear portion Turn of bilge.

5. electric bicycle as claimed in claim 4, it is characterised in that also include being correspondingly arranged with described linkage brake plate Brake power-off switch and handbrake mechanism, described handbrake mechanism includes that lower end manipulates with the parking brake that vehicle frame is rotatably connected Bar, the double-linked cam for being fixedly connected with described parking brake control stick lower end and holding with described linkage brake plate trailing flank.

6. electric bicycle as claimed in claim 4, it is characterised in that described foot control speed adjusting gear includes one end and vehicle frame Be hinged and be pulled downwardly tight speed governing linkage board, be fixedly installed on vehicle frame and input and described speed governing linkage board upper table The speed-regulating switch of face extruding contact, and positioned at pedal side and the speed governing pedal that is hinged of rear end and vehicle frame, described tune Fast pedal rear end forms the speed governing bending part held with described speed governing linkage board lower plane with pin joint rear portion.

7. electric bicycle as claimed in claim 3, it is characterised in that described direction operation connecting rod is logical with described front fork Hinge is crossed, can be slided up and down on described direction operation connecting rod and be provided with sliding sleeve, described sliding sleeve can will be described Direction operation connecting rod wears wherein with the tie point of front fork.

8. electric bicycle as claimed in claim 7, it is characterised in that described vehicle frame includes support body, with described support body Rear portion may be reversed the backrest of connection, the seat board that rear portion is hinged with described support body, and being provided with below described seat board can will be curved Direction operation connecting rod after folding takes in storing bin therein, arranges that described direction operation connecting rod is embedding in described storing bin Position locating rack therein.

9. electric bicycle as claimed in claim 1, it is characterised in that be respectively provided with described front section of vehicle frame two bottom sides There is anti-rollover castor.

10. electric bicycle as claimed in claim 7, it is characterised in that be provided with described direction operation small end Connecting plate is connected with steering wheel or direction handle with convenient by Quick-disassembling mechanism.