CN203975084U - A kind of can before and after folding vehicle frame and bicycle and the Electrical Bicycle of manufacturing - Google Patents
A kind of can before and after folding vehicle frame and bicycle and the Electrical Bicycle of manufacturing Download PDFInfo
- Publication number
- CN203975084U CN203975084U CN201420328542.7U CN201420328542U CN203975084U CN 203975084 U CN203975084 U CN 203975084U CN 201420328542 U CN201420328542 U CN 201420328542U CN 203975084 U CN203975084 U CN 203975084U
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- vehicle seat
- folding
- front fork
- crank
- vehicle frame
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Abstract
A kind of can before and after folding vehicle frame, comprise main body of vehicle frame and forward and backward fork assembly, main body of vehicle frame comprises front-axle beam, the back rest, vehicle seat sleeve pipe and vertical tube of front fork, between forward and backward beam, be connected through the hinge, the front end of front-axle beam is side walls hinged by hinge and vertical tube of front fork, deflecting bar is housed in vertical tube of front fork, handlebar is equipped with in the upper end of deflecting bar, the lower end of deflecting bar is passed vertical tube of front fork and is joined with front fork assembly, the back rest is upwards hinged by hinge with the lower end of vehicle seat sleeve pipe, vehicle seat sleeve pipe is in-built vehicle seat support tube, and vehicle seat is equipped with in vehicle seat support tube upper end; Folding bicycle also comprises collapsible crank mechanism, and collapsible crank mechanism connects chain wheel, and back vent connects hind axle, and hind axle is provided with driven gear, and chain wheel is connected by chain with driven gear; Folding bicycle comprises storage battery and controller, and trailing wheel is connected with back vent by motor shaft, and motor connects storage battery and controller.Compact conformation after the utility model is folding, minimizing takes up room, and carrying is more laborsaving, convenient.
Description
Technical field
The utility model belongs to bicycle field, relate to a kind of can before and after folding vehicle frame, also relate to a kind of can before and after bicycle and the Electrical Bicycle of folding vehicle frame manufacturing.
Background technology
Recently, to take up room with easy to carry in order saving, standard bicycle have been carried out to many improvement, wherein improve the larger Collapsible bicycle that surely belongs to.On the vehicle frame of this class Collapsible bicycle, be provided with can be laterally folded position, make laterally doubling of cycle frame, its folding mode is mainly that front-wheel and trailing wheel are carried out to left and right directions taking seat as axis folding, make front and back wheel overlapping parallel rear fixing, bicycle structure after folding is not compact, takes up room large, and will lean on the portable carrying of manpower when displacement, not only effort, carries also inconvenient.
Summary of the invention
The technical problems to be solved in the utility model is for the deficiencies in the prior art, provide a kind of can before and after folding vehicle frame, this can before and after folding vehicle frame compact conformation not only after folding, minimizing takes up room, and holder row is more laborsaving, convenient.
Corresponding therewith, another technical matters that will solve of the utility model be to provide a kind of after folding compact conformation not only, minimizing takes up room, and tows more laborsaving, bicycle and Electrical Bicycle easily.
The technical problems to be solved in the utility model is achieved through the following technical solutions, a kind of can before and after folding vehicle frame, comprise main body of vehicle frame and front, back vent assembly, be characterized in: main body of vehicle frame comprises front-axle beam, the back rest, vehicle seat sleeve pipe and vertical tube of front fork, before, between the back rest, connect by the first articulated mounting, before, the back rest can be sticked to form the center am rest after folding along the downward doubling of the first articulated mounting, the front end of front-axle beam is side walls hinged by the second articulated mounting and vertical tube of front fork, deflecting bar is housed in vertical tube of front fork, handlebar is equipped with in the upper end of deflecting bar, the lower end of deflecting bar is passed vertical tube of front fork and is joined with front fork assembly, deflecting bar can be along the second articulated mounting front tension bar that composition tows after folding that folds back with vertical tube of front fork, the back rest is upwards hinged by the 3rd articulated mounting with the lower end of vehicle seat sleeve pipe, vehicle seat sleeve pipe is in-built vehicle seat support tube, vehicle seat is equipped with in vehicle seat support tube upper end, vehicle seat support tube can fold forward and be stretched out and formed the folding rear back support rod of placing by vehicle seat sleeve pipe lower end along the 3rd articulated mounting with vehicle seat sleeve pipe, described front fork assembly comprises front fork, on front fork, be provided with side by side two front-wheels.
The technical problems to be solved in the utility model can also be come further to realize by the following technical programs, in order to make to be convenient to tow after vehicle frame folding, and can make front-wheel and vehicle seat support tube form supported at three point, described front fork assembly comprises front fork and the front axle that is located at front fork two outsides, and front axle is connected with the front-wheel that carries bearing.
As another technical matters to be solved in the utility model, with the Folding Bicycle of above-mentioned vehicle frame manufacturing, be characterized in: the front portion of the described back rest is provided with collapsible crank mechanism, described collapsible crank mechanism connects chain wheel, the hind axle of described back vent connecting band trailing wheel, hind axle is provided with driven gear, and chain wheel is connected by chain with driven gear.
The technical problems to be solved in the utility model can also be come further to realize by the following technical programs, described collapsible crank mechanism comprises axis and is set in the crank at axis two ends, described axis comprises that left end is provided with coaxially the axis main body of pipe link and is set on pipe link and the friction tight middle spindle nose of crank endoporus, described axis headband through hole and pipe link bearing fit, between middle spindle nose and axis main body, be provided with connected structure, the left end of pipe link is through left side crank and be connected with the level control structure that can carry out vertically to crank fastening spacing and release.Adopt above-mentioned structure, in the time that driving is folding, can make in two cranks, Rotate 180 °, in same direction, after can making like this folding bicycle folding, volume is less with another, shape is more regular attractive in appearance, greatly improve the portability of folding bicycle, and the parts that use easily process, compact conformation while linking into an integrated entity, intensity is high, improves the effect of riding.
Adopt the Folding Bicycle of said structure, for when folding, can make described middle spindle nose and axis main body depart from more easily to adjust crank towards, on pipe link, be arranged with spring, the diameter of described spring is between pipe link and the through hole of middle spindle nose.
Adopt the Folding Bicycle of said structure, in order to make the convenient flexible disengaging of middle spindle nose and axis main body and to patch, described connected structure comprises and is distributed on the projection of middle spindle nose right side and is distributed on middle spindle nose left side and groove that described projection is suitable, projection and groove quantity are even number, and 180 ° described of left side crank ups and right crank are in the same way.
Adopt the Folding Bicycle of said structure, in order better crank to be carried out to fastening spacing and release vertically, described level control structure is set to by the cam lock holding mechanism of center of gyration and pipe link switching.It is motionless that the profile of cam lock holding mechanism changing when radius vector limits pipe link while contact with the left surface of left side crank; In the time that the circular arc segment profile taking cam lock holding mechanism center of gyration as the center of circle contacts with the left surface of left side crank, pipe link can move vertically.Cam lock holding mechanism is set, utilizes the constructional feature of cam crank to be carried out spacing, simple in structure, easy to operate.
As another technical matters to be solved in the utility model, with the folding electric bicycle of above-mentioned vehicle frame manufacturing, the described back rest is provided with storage battery and controller, and described trailing wheel is connected with back vent by motor shaft, and described motor shaft connects storage battery and controller.
Adopt the folding electric bicycle of said structure, in order can conveniently to control folding electric bicycle acceleration and deceleration and to stop action, gear shift pedal device and brake pedal apparatus are set on the described back rest, described gear shift pedal device comprises the Das Gaspedal of switching on the back rest, Das Gaspedal electrical connection potential device, potential device electrical connection controller; Described brake pedal apparatus comprises brake pedal, and brake pedal connects caliper brake device or the V-arrangement device of stopping of stopping by brake cable.
Compared with prior art, the utlity model has following technique effect: compact conformation not only after folding, minimizing takes up room, and carrying is more laborsaving, convenient: when folding, before, the back rest is sticked to form center am rest along the downward doubling of the first articulated mounting, front fork assembly rotates to rear by deflecting bar, deflecting bar with vertical tube of front fork along the second articulated mounting fold back composition folding after front tension bar for towing, vehicle seat support tube is folding forward along the 3rd articulated mounting with vehicle seat sleeve pipe, can make like this bicycle frame structure compactness after folding, minimizing takes up room, when carrying, catch the handlebar of deflecting bar upper end with hand, just can tow bicycle rack, now deflecting bar is used as the pull bar that tows use, carrying frame saves time more like this, laborsaving, and vehicle seat support tube can stretch out and be formed the back support rod of placing after folding by vehicle seat sleeve pipe lower end, now, back support rod and two front-wheels form supported at three point on the ground, and people can be sitting in car and take and vehicle frame is used as to stool uses, and has expanded the use function of vehicle frame.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model folding stand in the time of deployed condition;
Fig. 2 is the structural representation of the utility model folding stand in the time of folded state;
Fig. 3 is the structural representation of folding bicycle of the present utility model;
Fig. 4 is the structure exploded view of collapsible crank mechanism of the present utility model;
Fig. 5 is the structural representation of collapsible crank mechanism of the present utility model in the time of folded state;
Fig. 6 is the structural representation of electric motor bicycle with folding of the present utility model.
Detailed description of the invention
Referring to accompanying drawing, further describe concrete technical scheme of the present utility model, so that those skilled in the art understands the utility model further, and do not form the restriction of its power.
1. 1 kinds of embodiment can before and after folding vehicle frame, as shown in Figure 1 and Figure 2, comprise main body of vehicle frame and forward and backward fork assembly, main body of vehicle frame comprises front-axle beam 26, the back rest 28, vehicle seat sleeve pipe 32 and vertical tube of front fork 24, front fork assembly comprises front fork 25, on front fork, be provided with side by side two front-wheels, a trailing wheel is set on back vent.Between forward and backward beam, connect by the first articulated mounting 27, forward and backward beam can be sticked to form the center am rest after folding along the downward doubling of the first articulated mounting 27, the front end of front-axle beam 26 is side walls hinged by the second articulated mounting 23 and vertical tube of front fork 24, deflecting bar 21 is housed in vertical tube of front fork 24, deflecting bar 21 can directly be located in vertical tube of front fork 24, vertical tube of front fork 24 is interior can arrange bearing, and deflecting bar 21 stretches in vertical tube of front fork 24 and connects by bearing.In the upper end of deflecting bar 21, handlebar 20 is housed, after folding, handlebar 20 can be used as the Handheld Division of pull bar, and handlebar 20 can be arranged to the structure matching with human engineering as required, such as Anti-slip cover being set on handlebar and holding sleeve etc. with human finger matches.The lower end of deflecting bar 21 is through vertical tube of front fork 24 joining with front fork assembly, and deflecting bar folds back along the second articulated mounting 23 with vertical tube of front fork 24, and the front tension bar that tows after folding of deflecting bar composition, and now handlebar just becomes the Handheld Division of pull bar.The back rest 28 is upwards hinged by the 3rd articulated mounting 30 with the lower end of vehicle seat sleeve pipe 32, vehicle seat support tube 33 is housed in vehicle seat sleeve pipe 32, vehicle seat 34 is equipped with in vehicle seat support tube 33 upper ends, vehicle seat support tube 33 can fold forward and be stretched out and formed the fixed sturcture that folding rear back support rod the first articulated mounting 27, the second articulated mounting 23 and the 3rd articulated mounting 30 of placing comprises common hinge and make the common rear location of hinge turnover by vehicle seat sleeve pipe 32 lower ends along the 3rd articulated mounting 30 with vehicle seat sleeve pipe 32, also can directly replace with the folder of bicycle.
Can before and after the method for folding of folding vehicle frame, as depicted in figs. 1 and 2, when folding, by deflecting bar by front fork assembly Rotate 180 ° backward; Forward and backward beam is sticked to form center am rest along the downward doubling of the first articulated mounting; Deflecting bar with vertical tube of front fork along the second articulated mounting fold back composition folding after front tension bar for towing; And two front-wheels are positioned at the both sides of trailing wheel after folding, vehicle seat support tube is folding forward along the 3rd articulated mounting with vehicle seat sleeve pipe; And vehicle seat support tube can stretch out and be formed the back support rod of placing after folding by vehicle seat sleeve pipe lower end, now, back support rod and two front-wheels form supported at three point on the ground.When towing vehicle frame, catch the handlebar of deflecting bar upper end with hand, just can tow bicycle rack, now deflecting bar is used as the pull bar that tows use; People can also be sitting in car take by vehicle frame be used as stool use.
Embodiment 2, with above-mentioned can before and after the folding bicycle of folding vehicle frame manufacturing, as shown in Figure 3, except above-mentioned structure, be provided with collapsible crank mechanism 35 in the front portion of the back rest 28, collapsible crank mechanism 35 can make the body frame structure for automotive after folding compacter, take up room still less, collapsible crank mechanism 35 connects chain wheel 36, and back vent 29 is fastened on the hind axle on trailing wheel, driven gear is set on hind axle, and chain wheel 36 is connected by chain with driven gear.Between chain wheel 36 and driven gear gear, two step speed changing wheel 37 can also be set, two step speed changing wheel 37 is connected with chain wheel 36 and driven gear respectively by chain.
After can making folding bicycle folding, volume is less, shape is more regular attractive in appearance, improve the portability of folding bicycle simultaneously, and the parts that use are easily processed, compact conformation while linking into an integrated entity, intensity is high, improve the effect of riding, as shown in Figure 4 and Figure 5, contriver is set to axis 3 by collapsible crank mechanism 35 and is set in the crank 4 at axis 3 two ends, the lateral surface of crank 4 can be with crank cap 9, when installation, crank cap 9 is fixed on the lateral surface of crank 4, axis comprises that left end is provided with coaxially the axis main body 2 of pipe link 6 and is set on pipe link 6 and the friction tight middle spindle nose 10 of crank endoporus, in middle spindle nose 10, be axially arranged with through hole and pipe link 6 bearing fits, between middle spindle nose and axis main body, be provided with connected structure, the left end of pipe link 6 is through left side crank and be connected with the level control structure 7 that can carry out vertically to crank fastening spacing and release.Connected structure comprises and is distributed on the projection 1 of middle spindle nose right side and is distributed on middle spindle nose left side and groove 2 that described projection is suitable, projection and groove quantity are even number, can be set to 2,4,6 or more, folding time, left side crank can turn round 180 ° with right crank in the same way.The shape of projection 1, except rectangular-shaped, can also be the shapes such as semi-circular shape, crown dentation outwardly, and the shape of groove should be and matches with convex shape simultaneously, as shapes such as the groove of semicircle shape, dentation breach.Adopt above-mentioned structure, in the time that driving is folding, can make in two cranks, Rotate 180 °, in same direction, after can making like this folding bicycle folding, volume is less with another, and shape is more regular attractive in appearance.
As shown in Figure 4, for can make middle spindle nose and axis main body depart from more easily to adjust crank towards, contriver arranges spring 5 on pipe link 6, the diameter of spring 5 is between pipe link 6 and the through hole of middle spindle nose 10.When folding bicycle is during in normal operating condition, spring is compressed, in the time of folding bicycle frame, by level control structure, crank position is carried out to release, now can soon the projection of connected structure and groove be departed from by the restoring force of spring, thereby can make axis head and axis body portion from, can regulate more easily the direction of crank.
As shown in Figure 4 and Figure 5, in order better crank to be carried out to fastening spacing and release vertically, level control structure is the cam lock holding mechanism 7 of transferring by bearing pin 8 and pipe link 6 by center of gyration.When locking crank, the profile of the cam lock holding mechanism of radius vector variation and the left surface of left side crank are contacted to limit pipe link motionless; When release, the circular arc segment profile taking cam lock holding mechanism center of gyration as the center of circle contacts with the left surface of left side crank, and now pipe link can move vertically, and crank was both unlocked.Cam lock holding mechanism is set, utilizes the constructional feature of cam crank to be carried out spacing, simple in structure, easy to operate.
Embodiment 3, with above-mentioned can before and after the folding bicycle of folding vehicle frame manufacturing, as shown in Figure 6, except the structure of above-mentioned vehicle frame, also be included in the storage battery 39 and the controller that on the back rest, arrange, trailing wheel is connected with back vent 29 by the motor shaft of motor, and motor connects storage battery and controller.Controller can be with the controller of common electric car on market.
In order can conveniently to control folding electric bicycle acceleration and deceleration and to stop action, on the back rest, 28 have increased gear shift pedal device 38 and brake pedal apparatus, gear shift pedal device comprises the Das Gaspedal of switching on the back rest, Das Gaspedal electrical connection potential device, potential device electrical connection controller, potential device used has position that three exits, resistance are changed can be trampled by people by Das Gaspedal time and regulates the resistance unit of resistance size, can adopt potential device common on market; Brake pedal apparatus comprises brake pedal, and brake pedal connects caliper brake device or the V-arrangement device of stopping of stopping by brake cable.Caliper brake device or the V-arrangement device of stopping of stopping is all on market, to have bought conventional bicycle brake device.
Of the present utility model can before and after the folding principle of folding vehicle frame: when folding, before, the back rest is sticked to form center am rest along the downward doubling of the first articulated mounting, front fork assembly rotates to rear by deflecting bar, deflecting bar with vertical tube of front fork along the second articulated mounting fold back composition folding after front tension bar for towing, vehicle seat support tube is folding forward along the 3rd articulated mounting with vehicle seat sleeve pipe, can make like this bicycle frame structure compactness after folding, minimizing takes up room, when carrying, catch the handlebar of deflecting bar upper end with hand, just can tow bicycle rack, now deflecting bar is used as the pull bar that tows use, carrying frame saves time more like this, laborsaving, and vehicle seat support tube can stretch out and be formed the back support rod of placing after folding by vehicle seat sleeve pipe lower end, now, back support rod and two front-wheels form supported at three point on the ground, and people can be sitting in car and take and vehicle frame is used as to stool uses, and has expanded the use function of vehicle frame.
Claims (8)
- One kind can before and after folding vehicle frame, comprise main body of vehicle frame and front, back vent assembly, it is characterized in that: described main body of vehicle frame comprises front-axle beam, the back rest, vehicle seat sleeve pipe and vertical tube of front fork, before, between the back rest, connect by the first articulated mounting, before, the back rest can be sticked to form the center am rest after folding along the downward doubling of the first articulated mounting, the front end of front-axle beam is side walls hinged by the second articulated mounting and vertical tube of front fork, deflecting bar is housed in vertical tube of front fork, handlebar is equipped with in the upper end of deflecting bar, the lower end of deflecting bar is passed vertical tube of front fork and is joined with front fork assembly, deflecting bar can be along the second articulated mounting front tension bar that composition tows after folding that folds back with vertical tube of front fork, the back rest is upwards hinged by the 3rd articulated mounting with the lower end of vehicle seat sleeve pipe, vehicle seat sleeve pipe is in-built vehicle seat support tube, vehicle seat is equipped with in vehicle seat support tube upper end, vehicle seat support tube can fold forward and be stretched out and formed the folding rear back support rod of placing by vehicle seat sleeve pipe lower end along the 3rd articulated mounting with vehicle seat sleeve pipe, described front fork assembly comprises front fork, on front fork, be provided with side by side two front-wheels.
- 2. the bicycle with vehicle frame manufacturing claimed in claim 1, it is characterized in that: the front portion of the described back rest is provided with collapsible crank mechanism, described collapsible crank mechanism connects chain wheel, the hind axle of described back vent connecting band trailing wheel, hind axle is provided with driven gear, and chain wheel is connected by chain with driven gear.
- 3. bicycle according to claim 2, it is characterized in that: described collapsible crank mechanism comprises axis and is set in the crank at axis two ends, described axis comprises that left end is provided with coaxially the axis main body of pipe link and is set on pipe link and the friction tight middle spindle nose of crank endoporus, described axis headband through hole and pipe link bearing fit, between middle spindle nose and axis main body, be provided with connected structure, the left end of described pipe link is through left side crank and be connected with the level control structure that can carry out vertically to crank fastening spacing and release.
- 4. bicycle according to claim 3, is characterized in that: on described pipe link, be arranged with spring, the diameter of described spring is between pipe link and the through hole of middle spindle nose.
- 5. bicycle according to claim 3, it is characterized in that: described connected structure comprises and is distributed on the projection of middle spindle nose right side and is distributed on middle spindle nose left side and groove that described projection is suitable, projection and groove quantity are even number, and 180 ° described of left side crank ups and right crank are in the same way.
- 6. bicycle according to claim 3, is characterized in that: described level control structure is by the cam lock holding mechanism of center of gyration and pipe link switching.
- 7. with an Electrical Bicycle for vehicle frame manufacturing claimed in claim 1, it is characterized in that: the described back rest is provided with storage battery and controller, described trailing wheel is connected with back vent by the motor shaft of motor, and described motor connects storage battery and controller.
- 8. Electrical Bicycle according to claim 7, it is characterized in that: the described back rest is provided with gear shift pedal device and brake pedal apparatus, described gear shift pedal device comprises the Das Gaspedal of switching on the back rest, Das Gaspedal electrical connection potential device, potential device electrical connection controller; Described brake pedal apparatus comprises brake pedal, and brake pedal connects caliper brake device or the V-arrangement device of stopping of stopping by brake cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328542.7U CN203975084U (en) | 2014-06-19 | 2014-06-19 | A kind of can before and after folding vehicle frame and bicycle and the Electrical Bicycle of manufacturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328542.7U CN203975084U (en) | 2014-06-19 | 2014-06-19 | A kind of can before and after folding vehicle frame and bicycle and the Electrical Bicycle of manufacturing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203975084U true CN203975084U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420328542.7U Withdrawn - After Issue CN203975084U (en) | 2014-06-19 | 2014-06-19 | A kind of can before and after folding vehicle frame and bicycle and the Electrical Bicycle of manufacturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203975084U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002908A (en) * | 2014-06-19 | 2014-08-27 | 封士玉 | Bicycle frame capable of being folded forward and backward and bicycle and electric bicycle provided with same |
| CN105882842A (en) * | 2015-01-12 | 2016-08-24 | 奉清平 | Bicycle folding mechanism |
-
2014
- 2014-06-19 CN CN201420328542.7U patent/CN203975084U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002908A (en) * | 2014-06-19 | 2014-08-27 | 封士玉 | Bicycle frame capable of being folded forward and backward and bicycle and electric bicycle provided with same |
| CN104002908B (en) * | 2014-06-19 | 2017-04-19 | 封士玉 | Bicycle frame capable of being folded forward and backward and bicycle and electric bicycle provided with same |
| CN105882842A (en) * | 2015-01-12 | 2016-08-24 | 奉清平 | Bicycle folding mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141203 Effective date of abandoning: 20170419 |
|
| AV01 | Patent right actively abandoned |