CN207860353U - A kind of electric bicycle - Google Patents

Abstract

The utility model is related to technical field of transportation means, specifically disclose a kind of electric bicycle, the electric bicycle includes battery case, battery compartment and controller, battery compartment is for installing the battery case and controller, the electronic lock for being electrically connected to the controller is installed in the battery compartment, lockhole is provided on the side wall of the battery case, the tapered end of the electronic lock can penetrate the lockhole or is detached from the lockhole, and the battery compartment is made to be locked or unlocked with the battery case.For the utility model by being provided with electronic lock in the lower part of battery compartment, the lower end of battery case offers the cavity coordinated with electronic lock, and electronic lock is made to lock battery case and battery compartment in the case of not exposed, and security performance is high, and anti-theft performance is good.Battery compartment it is opening up, battery case is installed in the battery compartment from top to bottom, and battery is easy to pick and place.

Description

A kind of electric bicycle

Technical field

The utility model is related to technical field of transportation means more particularly to a kind of electric bicycles.

Background technology

Electric bicycle because its convenience receives public favor, be use at this stage the very universal vehicles it One.Battery case in electric bicycle provides component as the power of electric bicycle, is component more valuable in vehicle.

It includes battery cabin cap, battery compartment ontology and lock head component to be used for the battery compartment of box for placing cell in ether in the prior art.Electricity One of pond storehouse ontology side is open, is used for fetching battery box, and battery cabin cap snaps fit onto opening for battery compartment ontology It puts on the side of formula, keeps battery case not exposed.A part for lock head component has that one end is exposed outside on battery cabin cap, with Just the key for opening and locking lock head component is inserted into lock head component, another part of lock head component is in battery compartment sheet On body, so that battery cabin cap and battery compartment ontology are locked.Battery case is placed into battery compartment ontology when use, by battery compartment Lid snaps fit onto on battery compartment ontology, and lock head component locks battery cabin cap and battery compartment ontology, to prevent battery case stolen.

But the prior art still has following defect, one end of lock head component is exposed outside, and lock head component is easy to be beaten It opens, anti-theft performance is bad.

Utility model content

The purpose of this utility model is to provide a kind of electric bicycle, with improve electric bicycle battery case it is antitheft Performance.

For this purpose, the utility model uses following technical scheme：

A kind of electric bicycle, including battery case, controller and the battery compartment for installing the battery case, the electricity It is installed with the electronic lock for being electrically connected to the controller in the storehouse of pond, lockhole, the electronics are provided on the side wall of the battery case The tapered end of lock can penetrate the lockhole or is detached from the lockhole, and the battery compartment is made to be locked or unlocked with the battery case.

The lower part of battery compartment is provided with electronic lock, and the lower end of battery case offers the cavity coordinated with electronic lock, electronic lock Battery case and battery compartment are locked in the case of not exposed, security performance is high, and anti-theft performance is good.

Preferably, being equipped with lock frame in the battery compartment, the electronic lock is fixedly arranged on the lock frame, the battery case Four side walls are downwardly extending limiting section, and the limiting section surrounds the cavity for placing the electronic lock, the limit The lockhole is offered in the portion of position.By in electronic lock setting to the cavity of battery case lower end, electronic lock does not influence putting for battery case It sets.

Preferably, the upper surface of the battery compartment is equipped with battery installing port, it is fixed with partition board in the battery compartment, it is described Lock frame is fixed on side of the partition board far from the battery installing port, and the lock frame and the partition board are jointly by the battery Storehouse is divided into the upper cavity for placing the battery case, and the lower chamber for fixing the controller.

The upper surface of battery compartment is equipped with battery installing port, and battery case is installed in the battery compartment from top to bottom, and battery case is easy to It picks and places.Battery compartment has been divided into two parts by the partition board and lock frame being arranged in battery compartment, and battery case setting is easy to pick and place in upper cavity, Controller is provided separately with battery case, it is not easy to be collided with, securely and reliably.

Preferably, the partition board offers first through hole, the electronic lock is fixed on the lock frame close to the partition board Side and pass through the first through hole, the controller be fixed on it is described lock frame the other side.

Electronic lock and controller are fixed by locking frame and are provided separately, compact-sized and will not influence each other.

Preferably, the electronic lock is electromagnetic lock, the electromagnetic lock is electrically connected with the controller.

Preferably, further including the middle pipe with the battery compartment split settings, the length of the middle pipe is along the battery compartment Length direction extend and be connected to the battery compartment.

Middle pipe and battery compartment are two pipe fittings, and variform two pipe fittings make respectively, and each tube manufacture is simple, in Pipe and battery compartment improve integral strength collectively as structural reinforcement member.

Preferably, further including main-beam pipe and rear flat seat stay component, the battery compartment lower end is located at the main-beam pipe and institute After stating between flat seat stay component and be connected to the main-beam pipe and it is described after flat seat stay component；The middle pipe is connected to the battery Side of the storehouse far from the rear flat seat stay component.Battery compartment is connected to main-beam pipe and rear flat seat stay component simultaneously, and complete vehicle structure is steady It is fixed.

Preferably, further including reinforcing beam, the reinforcing beam is located at the link position of the middle pipe and the main-beam pipe, And it is fixedly connected with the middle pipe and the main-beam pipe；

The second through-hole, second through-hole are formed at the link position of the middle pipe, the reinforcing beam and the main-beam pipe It is inside provided with siphunculus, the axle center of the siphunculus is vertical with plane where the middle pipe and the main-beam pipe.Reinforcing beam is arranged at this Position does not influence user's electric bicycle up and down, and can form triangular structure with middle pipe and main-beam pipe, plays increase vehicle frame Integral strength effect.

Preferably, one end that the main-beam pipe is not connected with the battery compartment is fixed with the first front tube, first front tube Length direction along the battery compartment extends；

The side of first front tube far from the main-beam pipe is provided with the bicycle basket that can accommodate article, before the bicycle basket The upper end of wall is fixedly connected with guardrail, and the rear wall of the guardrail towards the bicycle basket extends.Guardrail can be prevented from braking and be gone Article is fallen during sailing, and user is facilitated to pick and place article.

Preferably, further including lamp box, the lamp box is fixed on the downside of the bicycle basket and the outside positioned at the bicycle basket, Headlight is installed, the headlight is electrically connected with the controller in the lamp box.There is headlight under bicycle basket, prevents the article in bicycle basket It shuts out the light.

Advantageous effect：

The lower part of battery compartment is provided with electronic lock, and the lower end of battery case offers the cavity coordinated with electronic lock, electronic lock Battery case and battery compartment are locked in the case of not exposed, security performance is high, and anti-theft performance is good.

Description of the drawings

Fig. 1 is the stereogram of the electric bicycle of the utility model；

Fig. 2 is the sectional view of the lower end of the battery compartment in the utility model；

Fig. 3 is the vertical view of the battery compartment and middle pipe in the utility model；

Fig. 4 is the stereogram of the battery compartment and middle pipe in the utility model；

Fig. 5 is the partial structural diagram of the electric bicycle in the utility model；

Fig. 6 is the stereogram of the bicycle basket in the utility model；

Fig. 7 is the structural schematic diagram of the electric bicycle of the utility model.

In figure：

2, rear flat seat stay component；21, chain stay；22, upper fork；3, battery compartment；31, lower chamber；33, partition board；34, slot；4、 Battery case；41, cavity；42, limiting section；5, middle pipe；51, pipe；52, plate；521, arc plate；522, tablet；6, reinforcing beam； 7, siphunculus；8, main-beam pipe；9, bicycle basket；91, basket bottom；92, antetheca；93, rear wall；94, the first side wall；95, second sidewall；96, it protects Column；97, stiffener；10, lamp box；11, the first front tube；12, the second front tube；13, front fork；14, front-wheel；15, threading hole；16, it controls Device processed；17, frame is locked；18, electronic lock；181, tapered end；19, trailing wheel.

Specific implementation mode

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

The utility model defines some nouns of locality, in the case where not being specified to the contrary, the signified " length of battery compartment Direction ", " length direction of middle pipe " refer in Fig. 1 and Fig. 5 direction shown in " L ", and " upper and lower " " front and back " refers to that the utility model carries What the electric bicycle of confession defined under normal usage.These nouns of locality use for the ease of understanding, because without Constitute the limitation of scope of protection of the utility model.

As shown in Figure 1, the electric bicycle in the present embodiment is provided with trailing wheel 19, rear flat seat stay component 2 and battery compartment 3, Flat seat stay component 2 includes chain stay 21 and upper fork 22 afterwards.Trailing wheel 19 is connected to one end of chain stay 21, and can be 21 turns relative to chain stay Dynamic, the other end of chain stay 21 is fixed on the lower end of battery compartment 3, and the upper end of battery compartment 3 is fixed in one end of upper fork 22, upper fork 22 The other end is fixed on one end that chain stay 21 is not connected with battery compartment 3, and battery compartment 3, upper fork 22 and chain stay 21 are in three-legged structure, the triangle Structure can increase the intensity of vehicle.

As depicted in figs. 1 and 2, battery compartment 3 is used for box for placing cell in ether 4 and controller 16, and the upper surface of battery compartment 3, which is equipped with, opens The battery installing port of mouth upward, battery case 4 can be placed and taken out from battery installing port, and battery case 4 is mounted on electricity from top to bottom In pond storehouse 3, battery case 4 is easy to pick and place, and is conveniently operated, and the battery in battery case 4 is connect by conducting wire with electric component, as before Lamp, controller and motor etc..It is provided with wiring groove on side wall in battery compartment 3, for fixing conducting wire, 3 lower end of battery compartment is close The side of flat seat stay component 2 is provided with threading hole 15 afterwards, and conducting wire is drawn.Battery compartment 3 in the present embodiment is to be made of metal , battery case 4 is completely installed in battery compartment 3, can comprehensively protect battery case 4 not to be damaged, and is wherein placed in battery case 4 There is battery pack, battery case 4 only need to be taken out from battery compartment 3 under normal circumstances in entire battery case 4 and be by stack seal Can, without battery pack is taken out from battery case 4.

As shown in Figures 2 and 3, it is fixed with partition board 33 in the battery compartment 3 in the present embodiment, partition board 33 can be soldered to battery In storehouse 3, other connection types can also be used.Lock frame 17 is fixed on side of the partition board 33 far from battery installing port, locks frame 17 It is connected through a screw thread with partition board 33, other connection types can also be used, such as welded, lock frame 17 and partition board 33 jointly by battery Storehouse 3 is divided for the upper cavity for box for placing cell in ether 4, and for the lower chamber 31 of static controller 16, vehicle major part harness collection It is middle to be arranged in lower chamber 31.

First through hole is offered on partition board 33, electronic lock 18 is fixed on lock frame 17 close to the side of partition board 33 and passes through first Through-hole, electronic lock 18 are electrically connected with controller 16, and controller 16 is after electronic lock 18 is powered, and the tapered end 181 of electronic lock 18 can Movement, to realize the action of locking.Electronic lock 18 in the present embodiment is electromagnetic lock.Four side walls of battery case 4 are to downward It stretches to form limiting section 42, the limiting section 42 surrounds the cavity 41 for placing electronic lock 18, the lower face of four limiting sections 42 It is resisted against on partition board 33, lockhole is offered on limiting section 42, the lockhole in the present embodiment is positioned close to the side of trailing wheel 19 On limiting section 42, controller 16 is after electronic lock 18 is powered or powers off, the tapered end 181 of electronic lock 18 can penetrate lockhole or with lock Hole is detached from, and battery compartment 3 and battery case 4 is made to lock or unlock.

Locking side setting of the frame 17 far from partition board 33, there are two convex blocks, and two convex blocks are structure as a whole with lock frame 17, control The mode that device 16 processed is connected through a screw thread is fixed on two convex blocks.

The partition board 33 and lock frame 17 being arranged in battery compartment 3 divide battery compartment 3 for two parts, and battery case 4 is arranged in epicoele Body is easy to pick and place, and controller 16 is provided separately with battery case 4, it is not easy to be collided with, securely and reliably.Electronic lock 18 is completely placed in , will not be exposed in battery compartment 3, electronic lock 18 can not be opened and be destroyed by the method for machinery by other people.Electronic lock 18 is set In the cavity 41 for setting 4 lower end of battery case, the placement of battery case 4 is not influenced.The tapered end 181 of electronic lock 18 puts in limiting section simultaneously 42 lockhole can lock battery case 4 in battery compartment 3, very convenient.Electronic lock 18 is with controller 16 by locking frame 17 It is fixed and be provided separately, it is compact-sized and mutually will not collide and influence each other.

The sequence that controller 16, lock frame 17, electronic lock 18 and partition board 33 are installed in battery compartment 3 is：Controller 16 is consolidated In fixed two protrusions to lock frame 17, lock frame 17 is fixed on partition board 33, then electronic lock 18 is fixed on lock frame 17, most Controller 16, lock frame 17, electronic lock 18 and partition board 33 are placed in predeterminated position in battery compartment 3 afterwards, to partition board 33 and battery compartment 3 into Row is fixedly connected.

As in Figure 3-5, the lower end of side of the battery compartment 3 far from rear flat seat stay component 2 is fixed with main-beam pipe 8, i.e. battery 3 lower end of storehouse is located between main-beam pipe 8 and rear flat seat stay component 2, and battery compartment 3 is made of metal, therefore battery compartment 3 or vehicle Support member can effectively improve the intensity of vehicle.

Main-beam pipe 8 is made of straight-tube portion and bent tube section, and battery is fixed in the end face of the bent tube section of main-beam pipe 8 Storehouse 3, and the junction of main-beam pipe 8 and battery compartment 3 is provided with threading hole 15, threading hole 15 can will be connected to leading for controller 16 Line is introduced into main-beam pipe 8, on the one hand conducting wire setting in main-beam pipe 8 can be played the role of protecting conducting wire, on the other hand lead It can make vehicle simple and beautiful to not exposed.

It is connected with middle pipe 5, and the length direction one of the length direction of middle pipe 5 and battery compartment 3 along the length direction of battery compartment 3 It causes.It is worth noting that the battery compartment 3 and middle pipe 5 in the present embodiment are split settings, on the one hand the two is strong collectively as vehicle frame Structural member is spent, frame strength can be made more preferable, on the other hand, 3 split settings of middle pipe 5 and battery compartment improve work pieces process Accuracy simplifies the manufacturing procedure of each workpiece, if battery compartment 3 is used for box for placing cell in ether 4, controller 16 and electronic lock 18, Therefore need to be arranged corresponding partition board 33, lock frame 17, entrance hole, wiring groove etc..5 lower end of middle pipe is for fixing siphunculus 7, the upper end For installing vehicle seat, therefore its lower end needs to process camber, and upper end needs to be arranged and the fixed structure of vehicle seat.If the two one Body designs, then connects the hole of siphunculus 7, the holder of placing battery, entrance hole, wiring groove etc. and be required to processing in a component, The problem for being easy to that processing positioning dislocation, machining accuracy can be caused low, therefore middle pipe 5 is provided separately to improve with battery compartment 3 and add The accuracy of work simplifies the manufacturing procedure of each pipe fitting.

Battery compartment 3 and 5 plug connection of middle pipe in the present embodiment, battery compartment 3 is equipped with to be extended along 3 length direction of battery compartment Slot 34, is provided with the plate 52 coordinated with slot 34 in middle pipe 5, and the length direction in the present embodiment along battery compartment 3 is provided with Two slots 34, two slots 34 can be arranged in parallel, and can also be in " eight " set up of character patt ern, when in " eight " set up of character patt ern, two A slot 34 is located at the upper end of battery compartment 3 apart from smaller one end.Slot 34 and plate 52 make simply, the connection type of grafting It is easy to assemble middle pipe 5 and battery compartment 3 and beautiful.

Middle pipe 5 in the present embodiment includes pipe 51 and two plates 52, and each plate 52 includes arc plate 521 and tablet 522, arc plate 521 is fixed on the periphery of pipe 51, and a tablet 522 extends to 522 place side of another tablet, two slots 34 opening direction on the contrary, tablet 522 is plugged in corresponding slot 34, and is welded to tablet 522 and slot 34, Pipe 51 is wrapped in the cavity that two plates 52 and 3 outer wall of battery compartment surround, and middle pipe 5 is a circular arc knot to the eye Structure, appearance simple and beautiful.

In order to facilitate grafting, tablet 522 is provided on plate 52, plate 52 can be the proximate matter of integrated design, one Molding making is simple, high in machining efficiency.

Battery compartment 3 and middle pipe 5 can also be without grafting, but by battery compartment 3 and 5 being directly welded to connect of middle pipe；Middle pipe 5 It can also be connected by way of the fasteners such as bolt with battery compartment 3.That is, tablet 522 directly welds with battery compartment 3 or uses spiral shell The mode of the fasteners such as bolt connects.In addition, middle pipe 5 can also only include a pipe 51, pipe 51 is directly welded with battery compartment 3 Or it is connected by the way of the fasteners such as bolt.

Reinforcing beam 6 is fixed at the link position of middle pipe 5 and main-beam pipe 8, and main-beam pipe 8 is fixed in the side of reinforcing beam 6 Bent tube section, the other side is fixedly connected on the lower end of middle pipe 5.It is formed at the link position of middle pipe 5, reinforcing beam 6 and main-beam pipe 8 Second through-hole is provided with siphunculus 7 in the second through-hole, and the axle center of siphunculus 7 is vertical with middle pipe 5 and 8 place plane of main-beam pipe.

The lower end for being located proximate to entire electric bicycle fame that reinforcing beam 6 is arranged, which does not interfere with user or more Electric bicycle, and triangular structure can be formed with middle pipe 5 and main-beam pipe 8, play the role of increasing integral strength.Siphunculus 7 Pedal component for installing electric bicycle, while not interfering with the integral strength of vehicle frame.

As shown in Figure 5 and Figure 6, one end of the straight-tube portion of main-beam pipe 8 and separate battery compartment 3 is fixed with the first front tube 11, The length of first front tube 11 extends along the length direction of battery compartment 3；First side of the front tube 11 far from main-beam pipe 8 is provided with can Accommodate the bicycle basket 9 of article.

Such as Fig. 7, the bicycle basket 9 in the present embodiment, including basket bottom 91, antetheca 92, the first side wall 94, second sidewall 95 and shield Column 96.Antetheca 92, the first side wall 94 and second sidewall 95 are connected to basket bottom 91 and surround article placement space with basket bottom 91, shield Column 96 is fixed on the upper end of antetheca 92, extends towards rear wall 93, i.e., guardrail 96 is fixed on the one end of antetheca 92 far from basket bottom 91.

Basket bottom 91, antetheca 92, the first side wall 94, second sidewall 95 and guardrail 96 are all made of rigid network, by metal Material is made so that 9 intensity of bicycle basket is high and weight is small, but bicycle basket 9 is not limited to metal and is made of material, can also be by plastics system At.

Guardrail 96 is structure as a whole with antetheca 92 in the present embodiment, and antetheca 92 continues after reaching 93 place height of rear wall to remote Direction from basket bottom 91 extends, and then to 93 place side bending of rear wall, which is arc, the end position that guardrail 96 extends Surface in basket bottom 91, the extension are guardrail 96.Antetheca 92 and the structure of 96 one of guardrail can save manufacturing procedure, Production efficiency is improved, and bending forms beautiful arcuate structure, and arcuate structure can be such that bicycle basket 9 holds relative to right-angle structure Receive more articles.Guardrail 96 extends to 93 side of rear wall, more preferable for being highly higher by the occlusion effect of article of bicycle basket 9, and A part for 9 mouthfuls of bicycle basket is only blocked, is not blocked the mouth of bicycle basket 9 all so that it is convenient to pick and place article.

In the present embodiment, in order to improve the intensity of guardrail 96, so that guardrail 96 is unlikely to deform in use, be provided with The middle section of stiffener 97, stiffener 97 is fixed on guardrail 96, and parallel with 91 place face of basket bottom, and bending is passed through at both ends Afterwards, the first side wall 94 and second sidewall 95 are individually fixed in.

Basket side of the bottom 91 far from guardrail 96 is provided with the lamp box 10 for installing headlight, basket bottom 91 far from lamp box 10 one Side is fixed with connecting plate, and lamp box 10 is fixedly connected on connecting plate, and the lamp box 10 for installing headlight is arranged below bicycle basket 9, night Between cycle when bicycle basket 9 in article do not interfere with illuminating effect.Since basket bottom 91 is reticular structure, so lamp box 10 is inconvenient to consolidate It is fixed, therefore lamp box 10 is connected to by 9 outside of bicycle basket by connecting plate.

As shown in fig. 7, one end threading hole 15 of the main-beam pipe 8 far from battery compartment 3, conducting wire from the threading hole 15 draw for for Headlight is powered.

Running through in first front tube 11 has the second front tube 12, the second front tube 12 that can be rotated relative to the first front tube 11, and second The lower end of front tube 12 is fixed with front fork 13, and one end that front fork 13 is not connected with the second pipe 51 is connected with front-wheel 14, and front-wheel 14 can It is rotated relative to front fork 13, bicycle basket 9 and lamp box 10 are set to the surface of front-wheel 14, therefore the upper surface of headlight has under bicycle basket 9 and has Front fork 13 and front-wheel 14 are protected, crooked in vehicle, will not be destroyed when falling down to the ground.

The lower part of the battery compartment 3 of the present embodiment is provided with electronic lock 18, and the lower end of battery case 4, which offers, places electronic lock 18 Cavity 41, electronic lock 18 locks battery case 4 and battery compartment 3 in the case of not exposed, and security performance is high, anti-theft performance It is good.And battery compartment 3 is opening up, battery case 4 is mounted in battery compartment 3 from top to bottom, and battery is easy to pick and place.The present embodiment carries The electric bicycle of confession is light, safety, durable, can also be both placed under suitable public environment with work personal use, acts on Shared electric bicycle uses.

Obviously, above-described embodiment of the utility model is used for the purpose of clearly illustrating the utility model example, and It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in Within the protection domain of the utility model claims.

Claims (10)

1. a kind of electric bicycle, including battery case (4), which is characterized in that further include controller (16) and for installing The battery compartment (3) of battery case (4) is stated, the electronic lock for being electrically connected to the controller (16) is installed in the battery compartment (3) (18), lockhole is provided on the side wall of the battery case (4), the tapered end (181) of the electronic lock (18) can penetrate the lock Hole is detached from the lockhole, and the battery compartment (3) is made to be locked or unlocked with the battery case (4).

2. electric bicycle according to claim 1, which is characterized in that lock frame (17) is installed in the battery compartment (3), The electronic lock (18) is fixedly arranged on the lock frame (17), and four side walls of the battery case (4) are downwardly extending limit Portion (42), the limiting section (42) surround the cavity (41) for placing the electronic lock (18), are opened on the limiting section (42) Equipped with the lockhole.

3. electric bicycle according to claim 2, which is characterized in that the upper surface of the battery compartment (3) is equipped with battery Installing port, the battery compartment (3) is interior to be fixed with partition board (33), and the lock frame (17) is fixed on the partition board (33) far from the electricity The side of pond installing port, and the battery compartment (3) is divided into for placing by the lock frame (17) and the partition board (33) jointly State the upper cavity of battery case (4), and the lower chamber (31) for fixing the controller (16).

4. electric bicycle according to claim 3, which is characterized in that the partition board (33) offers first through hole, institute Electronic lock (18) is stated to be fixed on the lock frame (17) close to the side of the partition board (33) and pass through the first through hole, the control Device (16) processed is fixed on the other side of the lock frame (17).

5. according to claim 1-4 any one of them electric bicycles, which is characterized in that the electronic lock (18) is electromagnetism Lock, the electromagnetic lock are electrically connected with the controller (16).

6. electric bicycle according to claim 1, which is characterized in that further include and the battery compartment (3) split settings Middle pipe (5), the length of the middle pipe (5) extends along the length direction of the battery compartment (3) and is connected to the battery compartment (3)。

7. electric bicycle according to claim 6, which is characterized in that further include main-beam pipe (8) and rear flat seat stay component (2), battery compartment (3) lower end is located between the main-beam pipe (8) and the rear flat seat stay component (2) and is connected to the master Beam pipe (8) and the rear flat seat stay component (2)；The middle pipe (5) is connected to the battery compartment (3) far from the rear flat seat stay group The side of part (2).

8. electric bicycle according to claim 7, which is characterized in that further include reinforcing beam (6), the reinforcing beam (6) At the link position of the middle pipe (5) and the main-beam pipe (8), and it is solid with the middle pipe (5) and the main-beam pipe (8) Fixed connection；

The second through-hole of formation at the link position of the middle pipe (5), the reinforcing beam (6) and the main-beam pipe (8), described second Siphunculus (7) is provided in through-hole, the axle center of the siphunculus (7) is hung down with plane where the middle pipe (5) and the main-beam pipe (8) Directly.

9. electric bicycle according to claim 7 or 8, which is characterized in that the main-beam pipe (8) is not connected with the battery The one end in storehouse (3) is fixed with the first front tube (11), and first front tube (11) extends along the length direction of the battery compartment (3)；

Side of first front tube (11) far from the main-beam pipe (8) is provided with the bicycle basket (9) that can accommodate article, the vehicle The upper end of the antetheca (92) of basket (9) is fixedly connected with guardrail (96), rear wall (93) of the guardrail (96) towards the bicycle basket (9) Extend.

10. electric bicycle according to claim 9, which is characterized in that further include lamp box (10), the lamp box (10) is solid Downside due to the bicycle basket (9) and the outside positioned at the bicycle basket (9), the lamp box (10) is interior to be equipped with headlight, before described Lamp is electrically connected with the controller (16).