CN100540389C

CN100540389C - Folding electric bicycle

Info

Publication number: CN100540389C
Application number: CNB2006101571392A
Authority: CN
Inventors: 冷冬益; 熊铁西
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-11-28
Filing date: 2006-11-28
Publication date: 2009-09-16
Anticipated expiration: 2026-11-28
Also published as: CN101016066A

Abstract

The present invention relates to a kind of folding electric bicycle, comprise handlebar, vehicle frame, saddle, front and back wheel, electric driver, be provided with handlebar folder at handlebar support tube (4) and the pipe internal cavity that is used for fixing the locking sleeve (8) of handlebar support tube (4), described handlebar folder comprises first attaching parts (41) that is installed in the locking sleeve (8), be installed in the 3rd attaching parts (45) in the handlebar support tube (4), and respectively with described first attaching parts (41) with the 3rd attaching parts (45) is hinged and second attaching parts (43) that can rotate around hinge-point after handlebar support tube (4) is pulled out from locking sleeve (8).Frame of the present invention, pedal, handlebar and saddle can fold contraction, so that carry and deposit.Chargeable battery and control system are hidden in the cross member of frame, and all control paths are built in the various pipe fittings, have significantly reduced the fault that causes because of damage, make the car load appearance succinctly attractive in appearance.

Description

Folding electric bicycle

Technical field

The present invention relates to Electrical Bicycle, more particularly, relate to a kind of Foldable electric bicycle.

Background technology

Electrical Bicycle is of a great variety in the market, but adopts external lead-acid battery as power mostly, not only heaviness but also influence attractive in appearance.The Electrical Bicycle that also has adopts disposable battery to be built in the car crossbeam pipe, and it is collapsible, for example the Chinese patent ZL02250333.1 that announced on January 21st, 2004 just discloses a kind of electric foldable bicycle, car crossbeam pipe is provided with accordion door, body forward structure and rear portion can be folded after opening.The battery of this Electrical Bicycle, controller and power unit are placed into the front and back inner chamber of car crossbeam pipe by this accordion door.This Electrical Bicycle can only be folding from the centre with vehicle body, the front and rear part and together after volume still can be bigger, the handlebar that particularly stretches out can occupy bigger space than higher, thereby carries and deposit still inconvenience.This Electrical Bicycle uses disposable battery, will certainly bring the trouble of frequent replacing battery to the user, and discarded battery also can cause environmental pollution.

Summary of the invention

The technical problem to be solved in the present invention is, at the above-mentioned deficiency of prior art, provides a kind of folding degree high, flexible, convenient, attractive in appearance more folding electric bicycle.

The technical solution adopted for the present invention to solve the technical problems is: a kind of folding electric bicycle is provided, comprise handlebar, vehicle frame, saddle, front and back wheel, electric driver, be provided with handlebar folder at handlebar support tube and the pipe internal cavity that is used for fixing the locking sleeve of handlebar support tube, described handlebar folder comprises and is installed in the locking sleeve and can slides into first attaching parts that skids off along locking sleeve (8), be installed in the handlebar support tube and can slide into the 3rd attaching parts that skids off along handlebar support tube (4), and two ends respectively with outer end pivotally attached second attaching parts (43) of described first attaching parts and the 3rd attaching parts, described three attaching partss are hidden in the pipe internal cavity of locking sleeve (8) and handlebar support tube (4) junction under the handlebar normal operating condition, and the outer end of pulling out back described first attaching parts (41) and the 3rd attaching parts (45) at the handlebar support tube from locking sleeve skids off and all can rotate around hinge-point with respect to second attaching parts from locking sleeve (8) and handlebar support tube (4) respectively.

In the above-mentioned folding electric bicycle, on the inwall of described locking sleeve upper end first pin is installed, offer the one section chute that slides for described first pin on the outer wall of described first attaching parts, described first attaching parts can be skidded off in the described locking sleeve and can not come off.

In the above-mentioned folding electric bicycle, on the inwall of described handlebar support tube lower end second pin is installed, offer the one section chute that slides for described second pin on the outer wall of described the 3rd attaching parts, described the 3rd attaching parts can be skidded off in the described handlebar support tube and can not come off.

In the above-mentioned folding electric bicycle, described second attaching parts is connected by bearing pin with the 3rd attaching parts with described first attaching parts.

In the above-mentioned folding electric bicycle, be provided with the vehicle body folder, described cross member of frame is fractureed and is connected through the hinge at opposite side from a side at the middle part of cross member of frame.

In the above-mentioned folding electric bicycle, chargeable battery is installed in the cavity of cross member of frame front portion, and electronic controller is installed in the cavity at cross member of frame rear portion.

In the above-mentioned folding electric bicycle, be provided with in the cavity of cross member of frame tail end and described cross member of frame all-in-one-piece radiator.

In the above-mentioned folding electric bicycle, described radiator is a plurality of radiating gills that are formed on the described cross member of frame inwall.

In the above-mentioned folding electric bicycle, the control path of described Electrical Bicycle all is built in the corresponding pipe fitting.

Implement folding electric bicycle of the present invention, have following beneficial effect:

(1) the present invention installs concealed handlebar folder on handlebar, and is folding flexible, good looking appearance, and this concealed handlebar folder has played fabulous booster action to the intensity of car load;

(2) frame of the present invention, pedal, handlebar and saddle can fold contraction, the user can be according to condition of service with bicycle folding to suitable size, so that carry and deposit;

(3) the present invention is if adopt 12 cun integrated wheel, with vehicle body, handlebar, saddle and four steps of pedal folding after, the car load volume can be controlled in 60cm * 55cm * 30cm, is convenient to enter public places such as elevator, subway, bus, train;

(4) chargeable battery of the present invention and control system are hidden in the cross member of frame, promptly protect the injury-free car body space outerpace that do not take again of battery;

(5) all control paths are built in the various pipe fittings of bicycle, have significantly reduced the fault that causes because of line impairment, make the car load appearance succinctly attractive in appearance.

Description of drawings

The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:

Fig. 1 is the integral structure scheme drawing of folding electric bicycle in the one embodiment of the invention;

Fig. 2 A is the structural representation when handlebar folder is not folding in the one embodiment of the invention;

Fig. 2 B is the structural representation in the handlebar folder folding process shown in Fig. 2 A;

Fig. 3 is the structural representation of locking sleeve in the one embodiment of the invention;

Fig. 4 is the structural representation of cross member of frame afterbody in the one embodiment of the invention.

The specific embodiment

Fig. 1 is the integral structure scheme drawing of the folding electric bicycle of one embodiment of the invention.As shown in Figure 1, this bicycle mainly is made up of handlebar, vehicle frame, saddle, front and back wheel, several parts of electric driver.Handlebar partly is provided with level and smooth brake controller 1, road speed controller 2 and emergency brake controller 3.Vehicle frame partly mainly contains parts such as handlebar support tube 4, front fork 10, cross member of frame 6, saddle telescopic pipe 15, trailing wheel support 16, chain wheel 7, collapsible pedal 19.Cross member of frame 6 is connected and fixed by trunnion 20 and front fork 10, and handlebar support tube 4 is fixed on the front fork by locking sleeve 8.Be provided with handlebar folder in the space in the pipe of handlebar support tube 4 and locking sleeve 8 junctions, can the handlebar part is folding to the side of this bicycle by this folder.The structure of handlebar folder will be described in detail in the back in conjunction with the accompanying drawings.The middle part of cross member of frame 6, promptly the position of chain wheel 7 tops is provided with vehicle body folder 5, can be by this vehicle body folder 5 with bicycle from this position disassemble, front and back two parts can stack.The structure of this vehicle body folder 5 also will be described in detail in the back in conjunction with the accompanying drawings.

Saddle 12 is installed in the saddle telescopic pipe 15 by saddle support tube 13, and can adjust the height of saddle 12 by saddle pipe expansion joint 14, satisfying different users's demand, and when not using saddle is reduced so that carry and deposit.Front-wheel 11 is installed on the front fork 10 by rotating shaft, and is provided with front fender apron 9.Trailing wheel 17 is installed in trailing wheel by rotating shaft and supports on 16, and is provided with rear mudguard 18.

The electric driver of this Electrical Bicycle mainly comprises motor, chargeable battery 23 and electronic controller 21.This motor and trailing wheel 17 integrated designs; chargeable battery 23 is installed in the cavity of front portion, folding position of cross member of frame 6; electronic controller 21 is installed in the cavity at rear portion, folding position of cross member of frame 6; this design is hidden in chargeable battery 23 and electronic controller 21 in the cross member of frame 6; both saved the space; increase aesthetic property, can protect chargeable battery 23 and electronic controller 21 injury-free again, improve the service life of car load.In the graphic folding electric bicycle, all control paths comprise power circuit, brake control path, speed control circuit etc., and built-in all being hidden in the corresponding tube intracavity be can't see any cable fully from the outside.This design has strengthened the attractive in appearance of bicycle greatly, and circuit is built-in can significantly reduce the bicycle fault that causes because of line impairment, improves safety and service life.

Fig. 2 A and Fig. 2 B are depicted as the detailed structure of handlebar folder after folding and folding among embodiment of folding electric bicycle of the present invention.As shown in the figure, handlebar support tube 4 is fastened on front fork 10 upper ends by locking sleeve 8 with it by inserting in the locking sleeve 8.Handlebar folder of the present invention is designed to the syllogic folder, hide and to be arranged on handlebar support tube 4 and locking sleeve 8 engages in the pipe internal cavity at place, only need when needing to fold handlebar support tube 4 is pulled out from locking sleeve 8, just can realize folding by this syllogic folder.This concealed design makes bicycle more attractive in appearance, also can strengthen the intensity of this part in addition.As shown in the figure, this handlebar folder is by three hinged forming of attaching parts.First attaching parts 41 is installed in the locking sleeve 8, and can slide into along locking sleeve 8 and skid off.This can realize by existing variety of way, for example, first pin can be installed on the inwall of locking sleeve 8 upper ends, and on the outer wall of first attaching parts 41, offer cooresponding one section chute, realize that by the slip of first pin in chute sliding into of first attaching parts 41 skids off and can not come off from locking sleeve 8.The 3rd attaching parts 45 is installed in the handlebar support tube 4, equally also can adopt to realize above-mentioned pin and cooperating of chute that the 3rd attaching parts 45 slides into along handlebar support tube 4 and skid off and do not come off.One end of second attaching parts 43 is hinged by first bearing pin 42 and first attaching parts 41, and the other end of second attaching parts 43 is hinged by second bearing pin 44 and the 3rd attaching parts 45.In this way, second attaching parts 43 can rotate around hinge-point with respect to first attaching parts 41 and the 3rd attaching parts 45 respectively.Under the Zhe Die normal operating condition, above-mentioned three attaching partss are not hidden in the pipe internal cavity of handlebar support tube 4 and locking sleeve 8.When needing to fold, shown in Fig. 2 B, after locking sleeve 8 being opened and handlebar support tube 4 upwards being pulled out from locking sleeve 8, the handlebar folder that is hidden in the pipe exposes, shown in solid line part among the figure, first attaching parts 41, second attaching parts 43 and the 3rd attaching parts 45 still keep straight line.Then, by the rotation of second attaching parts 43 and the 3rd attaching parts 45, just can be with 180 ° of handlebar support tube 4 and whole handle bar part side-foldables, shown in dotted portion among the figure around hinge-point.

Fig. 3 is the structural representation of locking sleeve in the one embodiment of the invention.Locking sleeve 8 upper edge tube walls are provided with an opening, and stretch out in these opening both sides and to form upper and lower two pairs of connecting plates, wherein a pair of connecting plate of lower end is by screw 89 lockings (as shown in Fig. 2 A), and a pair of connecting plate of upper end is provided with mobilizable locking mechanism (as shown in Figure 3).As shown in Figure 3, screw 88 passes two connecting plates 85,86, one end of screw 88 is locked by nut 87 in the outside of first connecting plate 86, and the other end of screw 88 is connected with eccentric wheel 83 by rotating shaft 82, and makes eccentric wheel 83 be resisted against the outside of second connecting plate 85.One epitaxial lateral overgrowth of eccentric wheel 83 is stretched and is formed handle 81.Like this, pull handle 81 eccentric wheel 83 82 is rotated around the shaft, when forwarding during against second connecting plate 85, will the exerting pressure to second connecting plate 85, thereby handlebar support tube 4 is clamped in the locking sleeve 8 of eccentric wheel 83 to away from circle centre position; When the nearly circle centre position that turns to eccentric wheel 83 is positioned at second connecting plate, 85 1 sides, can not exert pressure to second connecting plate 85, locking sleeve 8 unclamps, and just handlebar support tube 4 therefrom can be pulled out.In addition, also can between the eccentric wheel 83 and second connecting plate 85, install a shape and the adaptive pad 84 of eccentric wheel additional.Shown in Figure 3 only is a kind of implementation of locking sleeve 8, and the present invention can also adopt existing various suitable latching device.

Among another embodiment of folding electric bicycle of the present invention, medium position place at cross member of frame 6 is provided with vehicle body folder 5, cross member of frame is sectioned from the centre, side with two sections crossbeams is connected through the hinge then, and opposite side adopts the locking mechanism similar with locking sleeve shown in Figure 38 to lock.Need to open this locking mechanism when folding,, just one section crossbeam Rotate 180 wherein ° can be stacked with another section crossbeam the hinge through of the two sections crossbeams in front and back around joint.

Place chargeable battery 23 in the anterior inner chamber of cross member of frame 6, and the power hole for battery 23 charging usefulness can be set on the crossbeam wall.This chargeable battery can be put into from the broken positions of cross member of frame 6.As shown in Figure 4, place electronic controller 21 in the rear cavity of cross member of frame 6, this electronic controller 21 is put into from the afterbody of crossbeam.In addition, also be provided with between the cavity of cross member of frame 6 afterbodys and this cross member of frame 6 all-in-one-piece radiatores 22.Radiator 22 can be a plurality of radiating gills that are formed on cross member of frame 6 inwalls.Perhaps, this radiator 22 also can adopt other possible constructions of the prior art.

Claims

1, a kind of folding electric bicycle, comprise handlebar, vehicle frame, saddle, front and back wheel, electric driver, it is characterized in that, be provided with handlebar folder at handlebar support tube (4) and the pipe internal cavity that is used for fixing the locking sleeve (8) of handlebar support tube (4), described handlebar folder comprises and is installed in the locking sleeve (8) and can slides into first attaching parts (41) that skids off along locking sleeve (8), be installed in the handlebar support tube (4) and can slide into the 3rd attaching parts (45) that skids off along handlebar support tube (4), and two ends respectively with outer end pivotally attached second attaching parts (43) of described first attaching parts (41) and the 3rd attaching parts (45), described three attaching partss are hidden in the pipe internal cavity of locking sleeve (8) and handlebar support tube (4) junction under the handlebar normal operating condition, and the outer end of pulling out back described first attaching parts (41) and the 3rd attaching parts (45) at handlebar support tube (4) from locking sleeve (8) skids off from locking sleeve (8) and handlebar support tube (4) respectively and all can rotate around hinge-point with respect to second attaching parts (43).

2, folding electric bicycle according to claim 1, it is characterized in that, on the inwall of described locking sleeve (8) upper end first pin is installed, offer the one section chute that slides for described first pin on the outer wall of described first attaching parts (41), described first attaching parts (41) can be skidded off in the described locking sleeve (8) and can not come off.

3, folding electric bicycle according to claim 1, it is characterized in that, on the inwall of described handlebar support tube (4) lower end second pin is installed, offer the one section chute that slides for described second pin on the outer wall of described the 3rd attaching parts (45), described the 3rd attaching parts (45) can be skidded off in the described handlebar support tube (4) and can not come off.

4, folding electric bicycle according to claim 1 is characterized in that, described second attaching parts (43) is connected by bearing pin with the 3rd attaching parts (45) with described first attaching parts (41).

5, folding electric bicycle according to claim 1 is characterized in that, is provided with vehicle body folder (5) at the middle part of cross member of frame (6), and described cross member of frame (6) is fractureed and is connected through the hinge at opposite side from a side.

6, folding electric bicycle according to claim 1 or 5 is characterized in that, chargeable battery (23) is installed in the anterior cavity of cross member of frame (6), and electronic controller (21) is installed in the cavity at cross member of frame (6) rear portion.

7, folding electric bicycle according to claim 6 is characterized in that, is provided with and described cross member of frame all-in-one-piece radiator (22) in the cavity of cross member of frame (6) tail end.

8, folding electric bicycle according to claim 7 is characterized in that, described radiator (22) is for being formed at a plurality of radiating gills on described cross member of frame (6) inwall.

9, folding electric bicycle according to claim 1 is characterized in that, the control path of described Electrical Bicycle all is built in the corresponding pipe fitting.