CN207737409U

CN207737409U - A kind of new bicycle

Info

Publication number: CN207737409U
Application number: CN201721581636.5U
Authority: CN
Inventors: 徐毅
Original assignee: Changzhou Hongji Two Wheeled Intelligent Transportation Co Ltd
Current assignee: Changzhou Hongji Two Wheeled Intelligent Transportation Co Ltd
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2018-08-17
Anticipated expiration: 2027-11-23

Abstract

The utility model discloses a kind of new bicycles, including vehicle frame, front-wheel, trailing wheel, handlebar, foot-operated and saddle；The vehicle frame includes that head tube, front fork, chain stay, seat stay, middle pipe, down tube and five are logical；The chain stay both ends are separately connected five logical and trailing wheels；The chain stay is internally provided with gear assembly, and described ride drives rear wheel by gear assembly；The chain stay lower end is equipped with support；The head tube leading portion is equipped with food basket；Front brake device is installed on the front fork, rear braking device is installed on the chain stay；Front fender is installed on the inside of the front-wheel；Rear mud plate is installed on the outside of the trailing wheel；Front and back wheel and chain stay, seat stay can easily be removed in the case where not changing braking effect.

Description

A kind of new bicycle

Technical field

The utility model is related to field of vehicles more particularly to a kind of new bicycles.

Background technology

Nowadays in city, early evening peak traffic congestion has been homely food, and bicycle is used as a kind of easily vehicles, It is deep to be liked by many people.But not only weight is big, moulding is outmoded for most bicycle on the market, but also the chain driving used Not only efficiency is low for mode, high failure rate, repair it is cumbersome, can not to user provide well protection.It is therefore desirable to invent It is a kind of to dismount the good new bicycle of convenient, transmission efficiency, protectiveness.

Invention content

Goal of the invention：In order to overcome the deficiencies in the prior art, a kind of transmission efficiency of the utility model offer, guarantor The good new bicycle of shield property.

Technical solution：To achieve the above object, a kind of new bicycle of the utility model, including vehicle frame, front-wheel, trailing wheel With it is foot-operated；The vehicle frame includes that chain stay, front fork and five are logical；The chain stay both ends are installed respectively connects five logical and trailing wheels；It is described flat Rear braking device is installed on fork；The chain stay is detachable；The front fork installation connection front-wheel；Front brake is installed on the front fork Device；The chain stay is internally provided with gear assembly, and described ride drives rear wheel by gear assembly.

Further, the vehicle frame further includes seat stay and middle pipe；The middle pipe lower end connection five is logical；Seat stay one end peace Load connects middle pipe, other end installation connection chain stay；The seat stay is detachable.

Further, it is respectively equipped with wheel hub in the front wheels and rear wheels；Each wheel hub includes several groups supporting rack；Institute Supporting rack is stated to be uniformly distributed on the circumferencial direction relative to hub centre；Every group of support frame as described above is the deer horn shape knot of two forks Structure.

Further, handlebar includes lever；The handle portion is bent inwardly, with length of wagon direction at 5-15 ° Angle；The lever tilts down, with horizontal plane at 10-30 ° of angle.

Further, it is equipped with front fender on the inside of the front-wheel；The front fender is arc short slab, and the center of circle corresponding to circular arc is The center of rotation of front-wheel；Using front-drive center as horizontal plane, square degree is just on horizontal plane, and front fender blocks angular range It is -10-30 °.

Further, the bicycle uses single armed car body, front fork to connect on the right side of front-wheel, and chain stay connects on the left of trailing wheel.

Advantageous effect：A kind of new bicycle of the utility model, using single armed car body design, front and back wheel easy disassembly, Chain stay and seat stay are also detachable simultaneously, not only assembling easy to produce, but also greatly reduce packaging volume, be readily transported and take after sale Business, substantially increases production efficiency, saves production cost；It is foot-operated that gear-driven form, transmission are used between trailing wheel For efficiency than traditional chain-type higher, failure rate is also lower；The design of deer horn shape hub support frame ensure that structural strength Beauty has also been taken into account simultaneously, has also avoided the trouble that conventional wheel replaces spoke；Curved design makes user double in thill porte Arm is bent outwardly to form buffering naturally, stronger to the protectiveness at wrist compared to traditional horizontal straight grip；The short arc of front fender Shape design not only can effectively block front-wheel and throw up mud, water etc., but also plastic simplicity is beautiful, also mitigates car body weight.

Description of the drawings

Attached drawing 1 is bicycle front view；

Attached drawing 2 is trailing wheel connection diagram；

Attached drawing 3 is bicycle vertical view.

Specific implementation mode

The utility model is further described below in conjunction with the accompanying drawings.

A kind of new bicycle as shown in Fig. 1, including vehicle frame 1, front-wheel 2, trailing wheel 3, handlebar 4, foot-operated 5 and saddle 6； The vehicle frame 1 includes head tube 7, front fork 9, chain stay 11, seat stay 12, middle pipe 13, down tube 17 and five logical 18；The chain stay 11 is in Pipe 13, down tube 17 are equally made of pipe, ensure that the coordinative coherence of whole vehicle；It installs respectively at 11 both ends of the chain stay Connection five logical 18 and trailing wheel 3；Rear braking device 15 is installed on the chain stay 11；The chain stay 11 is detachable；The front fork 9 is installed Connect front-wheel 2；Front brake device 10 is installed on the front fork 9；The chain stay 11 is internally provided with gear assembly, described foot-operated 5 drive trailing wheel 3 to rotate by gear assembly；11 lower end of the chain stay is equipped with support 14；7 leading portion of the head tube is equipped with Food basket 8；Front brake device 10 is installed on the front fork 9, rear braking device 15 is installed on the chain stay 11, front and back wheel can be not Change brake in the case of easily removed, be very beneficial for the later stage packaging, transport and after sale；2 inside of the front-wheel is equipped with Front fender 22；3 outside of the trailing wheel is equipped with rear mud plate 16；It is foot-operated that gear-driven form is used between 5 and trailing wheel 3, it passes For efficiency of movement than traditional chain-type higher, failure rate is also lower；The chain stay 11 is detachable, is not only conducive to gear assembly Installation, the high temperature for also avoiding conventional bonding technique generate harmful effect to gear cooperation precision.

As shown in Fig. 2, illustrating the dismounting convenience of this programme body structure by taking the connection of trailing wheel 3 and chain stay 11 as an example； The connector 31 is mounted on chain stay 11, and the trailing wheel 3 is mounted on connector 31, and the connector 31 includes end cap 311 With flower-drum 312；The rear braking device 15 is mounted on end cap 311；For car body direction, rear braking device 15 is located at connector 31 left sides；So when removing chain stay 11, rear braking device 15 is also removed with chain stay 11 together, does not have to individually dismounting, to save The process for having saved assembly and adjustment again, substantially increases packaging efficiency；Bicycle uses single armed body structure, and front-wheel 2 can be from vehicle Fast assembling-disassembling on the left of body, trailing wheel 3 can be from fast assembling-disassemblings on the right side of vehicle body；13 upper end of the middle pipe connects saddle 6,13 lower end of middle pipe Connection five logical 18；12 one end of the seat stay connects middle pipe 13, and the other end connects trailing wheel 3；The seat stay 12 is detachable；Front-wheel 2, after Wheel 3, the design for disassembly of chain stay 11 and seat stay 9, greatly reduce manufacture packaging volume, are readily transported and after-sale service, Be conducive to production and assembly, improve production efficiency, saves production cost.

As shown in Figure 1, being respectively equipped with wheel hub 21 on the front-wheel 2 and trailing wheel 3；Each wheel hub 21 includes three groups of supports Part 211；Support element 211 described in three groups is uniformly distributed on the circumferencial direction relative to 21 center of wheel hub, ensures that wheel stress is equal It is even；Support element 211 described in every group is the deer angular structure of two forks, not only ensure that structural strength in this way, but also taken into account beauty, simultaneously Also avoid the easily broken trouble frequently replaced of conventional wheel spoke.

As shown in figures 1 and 3, the handlebar 4 includes lever 41；41 part of the lever is bent inwardly, with vehicle body length Direction is spent into 5-15 ° of angle；The lever tilts down, with horizontal plane at 10-30 ° of angle；Traditional straight grip design User can be allowed more preferable to the grasp of handlebar 4, be more suitable for that higher speed is ridden or when road conditions are poor uses；And in this programme Curved design can allow user while grasping in lever 41, and both arms are bent outwardly to form buffering naturally, compared to traditional Horizontal straight grip, it is stronger to the protectiveness at wrist, it avoids, because road bumps cause wrist joint pain, holding more comfortable.

As shown in Figure 1, the front fender 22 is arc short slab, the center of circle corresponding to circular arc is the center of rotation of front-wheel 2, can be with Most effectively play the role of blocking；Using 2 center of rotation of front-wheel as horizontal plane, square degree is that just, front fender 22 hides on horizontal plane It is -10-30 ° to keep off angular range；The front fender 22 of this arc can not only effectively block front-wheel and throw up mud, water, and moulding Simple and beautiful, while being effectively reduced car body weight.

As shown in figures 1 and 3, front fork 9 connects 2 right side of front-wheel, and chain stay 11 connects 3 left side of trailing wheel；Single arm structure can be real The fast assembling-disassembling of existing front and back wheel, also simplifies fixed structure, keeps repair simpler, while being effectively reduced car body weight, subtract The burden of light user；User is in cart or when getting on the bus, and mostly towards left side, front fork 9 is more easy to car body in 2 left side of front-wheel The stabilization of junction is kept not loosen while balancing out vehicle body dead weight；Chain stay 11 connect the left side of trailing wheel 3 be in order to front fork 9 Not homonymy is conducive to vehicle body and keeps balance；And the mounting hole of front-wheel 2 is opened on the right side of vehicle body, ensure that the structure one in 2 left side of front-wheel Body, it is handsome in appearance；The mounting hole of trailing wheel 3 is then opened on the left of vehicle body, ensure that Structural Integrity and the U.S. on 3 right side of trailing wheel It sees.

The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims

1. a kind of new bicycle, it is characterised in that：Including vehicle frame (1), front-wheel (2), trailing wheel (3) and ride (5)；The vehicle frame (1) include chain stay (11), front fork (9) and five logical (18)；Chain stay (11) both ends are installed by connection five logical (18) and trailing wheel respectively (3)；Rear braking device (15) is installed on the chain stay (11)；The chain stay (11) is detachable；Before front fork (9) the installation connection It takes turns (2)；Front brake device (10) is installed on the front fork (9)；The chain stay (11) is internally provided with gear assembly, the foot Step on (5) drives trailing wheel (3) to rotate by gear assembly.

2. a kind of new bicycle according to claim 1, it is characterised in that：The vehicle frame (1) further includes seat stay (12) With middle pipe (13)；Middle pipe (13) the lower end connection five logical (18)；Seat stay (12) one end installation connection middle pipe (13) is another End installation connection chain stay (11)；The seat stay (12) is detachable.

3. a kind of new bicycle according to claim 1, it is characterised in that：On the front-wheel (2) and trailing wheel (3) respectively Equipped with wheel hub (21)；Each wheel hub (21) includes several groups supporting rack (211)；Support frame as described above (211) is relative to wheel It is uniformly distributed on the circumferencial direction at hub (21) center；Every group of support frame as described above (211) is the deer angular structure of two forks.

4. a kind of new bicycle according to claim 1, it is characterised in that：Handlebar (4) includes lever (41)；It is described to hold Handle (41) part is bent inwardly, with length of wagon direction at 5-15 ° of angle；The lever tilts down, with horizontal plane at 10-30 ° of angle.

5. a kind of new bicycle according to claim 1, it is characterised in that：Front fender is equipped on the inside of the front-wheel (2) (22)；The front fender (22) is arc short slab, and the center of circle corresponding to circular arc is the center of rotation of front-wheel (2)；It is rotated with front-wheel (2) Center is as horizontal plane, and square degree is that just, it is -10-30 ° that front fender (22), which blocks angular range, on horizontal plane.

6. a kind of new bicycle according to claim 1, it is characterised in that：The bicycle uses single armed car body, preceding It pitches on the right side of (9) connection front-wheel (2), chain stay (11) connects on the left of trailing wheel (3).