CN104002905B

CN104002905B - Load-carrying Fender integral type carbon fiber shape variable bicycle

Info

Publication number: CN104002905B
Application number: CN201410020366.5A
Authority: CN
Inventors: 贾锡明; 许钦波; 王世国; 陈程吉
Original assignee: Zhejiang Bei Ou Composite Manufacturing Co Ltd
Current assignee: Zhejiang Bei Ou Composite Manufacturing Co Ltd
Priority date: 2014-01-17
Filing date: 2014-01-17
Publication date: 2016-05-18
Anticipated expiration: 2034-01-17
Also published as: CN104002905A

Abstract

The present invention relates to a kind of load-carrying Fender integral type carbon fiber shape variable bicycle, in order to solve after folding bike contraction, convenient mobile, portable problem, comprise front-wheel, trailing wheel, handlebar, seat, the front fork of fixing front-wheel, the Vee formation of fixing trailing wheel, it is characterized in that described front fork top connects three joint front frame, vehicle frame after front frame connects by folding device for car body backward, rear vehicle frame tail end is by the universal separator of carbon fiber shock-absorbing, rotating shaft connects with Vee formation, the top of Vee formation and trailing wheel is provided with load-carrying Fender frame, the front end of described load-carrying Fender frame is provided with the seat tube seat seat that Open Side Down. lightly, intensity is high, folding after compact conformation, can carry and can push away and can draw, reasonable and practical.

Description

Load-carrying Fender integral type carbon fiber shape variable bicycle

Technical field

The present invention relates to technical field of bicycles, relate in particular to a kind of load-carrying Fender integral type carbon fiber shape variable bicycle.

Background technology

Folding bike is wide in variety, structure is various, respectively there is feature, if patent publication No. is CN101808886A, a kind of folding bicycle providing, its vehicle frame can be flat-folded along self, conventional composition base is identical, comprise the head tube that there is front end and be installed with front fork, Seat stay comprises that one end is installed with seat pipe, action bars is engaged in the first joint with the bicycle rear side end that is positioned at head tube, be engaged in second joint place with the Seat stay one end that is installed with a pipe, action bars is in the time that folding bicycle is positioned at ride position, Seat stay is arranged at bicycle front side relatively, lower pipe is engaged in the 3rd joint with the bicycle front side end that is positioned at head tube, and be engaged in the 4th joint with respect to Seat stay one end of seat pipe one end, after this structure is folding, two-wheel is in line on the spot, volume is large. a kind of folding bicycle that and for example patent publication No. is CN102248981A, in bicycle rear rotary components, a part for trailing wheel coordinates with the indent of the front mudguard on the bicycle front fork being connected on crossbeam, when folding, a tangent plane of trailing wheel drops on crossbeam groove, thereby bicycle rear is fixed, one end that crossbeam is positioned at plinth is set to battery compartment, this structure is also length direction upset contracting folding, and folding rear length is larger, and after shrinking, mobile full armrest power is guided and supported. for another example patent announcement number is CN102556245A folding bicycle, first discharges folder connects both through the chute on folded beam and vehicle frame clamping plate, pedal assembly, rear wheel and drive assembly are loaded on vehicle frame clamping plate, on folding front wheel carrier assembly, be fixed with a pair of clamping plate, second discharges folder connects both through the chute on folded beam and clamping plate, discharges folder hinged between folding mounting assembly and vehicle frame clamping plate by the 3rd. after this structure is folding, be substantially front-wheel with trailing wheel in lap position, fold to upset along length, driving-chain also needs two loop chains to drive continuously. a kind of folding method of bicycle that also has patent publication No. to provide for CN102381411A that two other loop chain drives.

Summary of the invention

Object of the present invention is in order to solve after folding bike contraction, and convenient mobile, portable problem, provides a kind of folding rear compact conformation, and back seat has the load-carrying Fender integral type carbon fiber shape variable bicycle of load-carrying, gear mud, incabloc function.

Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of load-carrying Fender integral type carbon fiber shape variable bicycle, comprise front-wheel, trailing wheel, handlebar, seat, the front fork of fixing front-wheel, the Vee formation of fixing trailing wheel, it is characterized in that described front fork top connects three joint front frame, vehicle frame after front frame connects by folding device for car body backward, rear vehicle frame tail end is by the universal separator of carbon fiber shock-absorbing, rotating shaft connects with Vee formation, the top of Vee formation and trailing wheel is provided with load-carrying Fender frame, the front end of described load-carrying Fender frame is provided with the seat tube seat seat that Open Side Down. the technical program makes full use of the material manufacture of carbon fibre material as the most of parts of vehicle frame, makes complete vehicle weight light, and structural strength is high. press the fundamental such as bicycle wheels and vehicle frame as car load Knock-Down Component basis, wherein, three joint vehicle frame tops connect handlebar, and rear is connected to folding along car load length with rear vehicle frame, and lower and front fork is fixed front-wheel. rear vehicle frame is sat after the through hole of pipe except seat is set, and portion establishes upper and lower two tie points that coordinate with Vee formation in its back-end, can assemble the upper fulcrum of universal separator, the rotating shaft fulcrum as trailing wheel along vertical plane upset. adopt carbon fibre material universal separator manufacture, that play shock-absorbing effect, decompose the shaking force of trailing wheel by Vee formation. and load-carrying Fender frame is in the time normally travelling, as rear mudguard and place other as the article such as feed, rain gear, fold the downward seat tube seat seat of rear its upper shed oppositely upward, become again the holder of sitting pipe lower end, to ensure that foldable rear seat position, seat pipe are connected together with rear vehicle frame etc.

As preferably, described universal separator comprises the seat pipe clamp that is fixed on rear vehicle frame afterbody upper end, and is fixed on the fine spring of carbon of Vee formation front end, and the front end of the fine spring of carbon coordinates with one end buckle-type of seat pipe clamp. The fine spring of carbon is fixed on angle point on Vee formation front end, and rotating shaft is positioned at angle point under Vee formation front end, sits pipe clamp and can degree of tightness sit pipe. There is the carbon fibre material of high strength and high-tension as buffer spring, designs simplification, lightweight, effective.

As preferably, in described rear vehicle frame, be provided with hollow tubing conductor, in hollow tubing conductor, be provided with and sit pipe, seat pipe clamp position is provided with the locking device of degree of tightness seat pipe. The height at seat is managed adjustment by seat, when folding, sits pipe flexible along hollow tubing conductor simultaneously, sits behind pipe location, is locked by locking device.

As preferably, three described joint front frame connect handlebar by handlebar folder. Can be handlebar from the bicycle side upset that faces down, to reduce volume after folding folder.

As preferably, described folder comprises the hinge that connects handlebar and front fork, and folder also comprises the tenon being fixed on handlebar, is fixed on the trapezoidal lid of locking coordinating in front frame and with tenon, lock trapezoidal covering and be provided with the universal declutch shaft of carbon fiber shock-absorbing, on universal declutch shaft, spring is housed. Hinge can ensure that handlebar turns over turnback downwards, tenon, locks trapezoidal lid and cooperatively interacts and both ensured the location in mutual when assembling, has increased again steering force support when handlebar uses. The universal declutch shaft of carbon fiber shock-absorbing has elastic shock absorbing function, and ensures that lock catch shank is along axially rotation lock arbitrarily of the body being connected.

As preferably, one end of described load-carrying Fender frame is provided with the connecting hole seat fixing with Vee formation, and the interior sky of sitting tube seat seat coordinates with seat pipe lower end diameter. Load-carrying Fender frame adopts carbon fiber to be pressed into have groove, gusset etc. and carry high-intensity strip structure, be provided with the hole seat of fixed support wheel above, load-carrying Fender frame is directly installed on the fulcrum location above Vee formation front end, is provided with the deep-slotted chip breaker coordinating with trailing wheel wheel rim below load-carrying Fender frame as the one side of mud guard. When after the upset of load-carrying Fender frame, seat tube seat seat opening upwards, just inserts receipts downwards and helps and sit pipe location sitting pipe.

As preferably, above described load-carrying Fender frame, be provided with rack wheel. After folding, load-carrying Fender chord position is in vehicle bottom, and pony support wheel just can carry whole vehicle, can divide a word with a hyphen at the end of a line along road surface.

As preferably, described folding device for car body comprises jointed shaft, and described jointed shaft is positioned at the be connected side of body of front frame, rear vehicle frame. The front part of the technical program is that horizontal direction turns down backward taking folding device for car body as fulcrum, completely folding after, front-wheel overlaps substantially with trailing wheel, car load volume compact and little.

As preferably, described rear vehicle frame has reclinate segmental arc, and described segmental arc radian equates with the radian of trailing wheel. Trailing wheel turn to the below of rear vehicle frame, and its wheel hub wheel rim just coordinates with rear vehicle frame below segmental arc, folding space is fully utilized, and reclinate segmental arc has improved the structural strength of rear vehicle frame greatly.

As preferably, described rotating shaft is greater than rotating shaft to the distance between foot pedal axle core to the distance between outer rim before trailing wheel. After folding, whole trailing wheel is positioned at the front of foot pedal axle core, and after front-wheel and handlebar upset, its length is three foldings of vehicle length of run substantially.

Effective effect of the present invention is: except transmission system, structure member adopts carbon fibre material manufacture mostly, light and handy and intensity is high, compact conformation after folding, length approaches 1/3rd while expansion, and snap close is difficult for scattering mutually, can carry and can push away and can draw, fender not only can be used as the supporting member of bearing body weight after car load shrinks, be again the fixture of traversing carriage wheel, and can lock seat pipe, one-object-many-purposes.

Brief description of the drawings

Fig. 1 is a kind of structural representation of the present invention.

Fig. 2 is the local structure for amplifying schematic diagram of the one of Fig. 1 of the present invention.

Fig. 3 is the universal separator of one of the present invention position separated position structural representation.

Fig. 4 is a kind of load-carrying Fender shelf structure schematic diagram of the present invention.

Fig. 5 is a kind of handlebar folder structural representation of the present invention.

Fig. 6 is a kind of folding device for car body structural representation of the present invention.

Fig. 7 is a kind of trailing wheel of the present invention status architecture schematic diagram when folding.

Status architecture schematic diagram when Fig. 8 is a kind of front-wheel turnover of the present invention.

Status architecture schematic diagram when Fig. 9 is a kind of handle bar folding of the present invention.

Figure 10 is the completely folding rear status architecture schematic diagram of one of the present invention.

Figure 11 is a kind of deployed condition structural representation of the present invention.

In figure: 1. front-wheel, 2. front fork, 3. handlebar folder, 31. tenons, 32. hinges, 33. springs, the trapezoidal lid of 34. locking, 35. handle quick-release handles, 36. universal declutch shaft, 4. handlebars, 5. front frame, 6. folding device for car body, 7. rear vehicle frame, 8. sits pipe, 9. universal separator, 91. sit pipe clamp, 92. carbon fine spring, 10. load-carrying Fender frame, 101. sit tube seat seat, 102.U shape hole seat, 11. trailing wheels, 12. Vee formations, 13. rotating shafts, 14. rack wheels, 15. foot pedal axle core holes, 16. seats.

Note: in this Figure of description, foot pedal does not draw.

Detailed description of the invention

Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.

Referring to Fig. 1, a kind of load-carrying Fender of the present embodiment integral type carbon fiber shape variable bicycle, can three foldings along vehicle lengthwise direction, illustrate by three parts.

Part I: front part, comprise front-wheel 1, front fork 2, handlebar 4, front fork 2 bottoms are by two parallel poles, two poles become fork-shaped clamping front-wheel fixing, the top of front fork 2 connects a front frame 5 with three joints, in line, upper end connector is connected with handlebar 4 by handlebar folder 3 front portion two joints of front frame 5. The joint that front frame 5 is stretched out is backward connected with rear vehicle frame 7 by a folding device for car body 6. Handlebar folder 3 is identical with folding device for car body 6 structures. Handlebar folder 3 comprises the hinge 32 that connects handlebar 4 and front fork 2, as shown in Figure 5, the part being fixed on handlebar 4 is provided with tenon 31, be fixed on the trapezoidal lid 34 of locking in front frame 5, lock trapezoidal lid 34 and be provided with the croze coordinating with tenon, lock in trapezoidal lid 34 and establish a universal declutch shaft 36 of the carbon fiber shock-absorbing through lid, on universal declutch shaft 36, spring 33 is housed, one end that universal declutch shaft 36 is positioned on the trapezoidal lid 34 of locking is provided with lock catch shank. The hinge 32 at handlebar folder 3 positions ensures that after handlebar turnover downwards, the horizontal armrest portion of handlebar and front-wheel are close to.

Jointed shaft in folding device for car body 6 is positioned at the body side that front frame 5, rear vehicle frame 7 are connected, and ensures that front part turns to rear side in the mode of level turnover, as shown in Figure 6. The a little higher than rack wheel 14 of minimum point of front-wheel after rotation.

Part II: part in car, mainly comprise foot pedal, rear vehicle frame 7, seat 16, rear vehicle frame 7 is to bend to an arc equating with trailing wheel 11 radians by body below. Rear vehicle frame 7 rear ends are the straight-through bodys of a joint above-below direction, and this body is as passage and the canned paragraph of sitting pipe 8. The universal separator 9 with incabloc function of carbon fiber manufacture is equipped with in rear vehicle frame 7 tops, rear end, and this position is provided with body axle axle opening, is used for locking the use of reducing. The lower position of rear vehicle frame 7 rear ends is provided with two horizontal axis, and one is rotating shaft 13, and another is foot pedal axle core hole 15. Rear vehicle frame 7 is connected with Vee formation 12 by 13 two fulcrums of universal separator 9 and rotating shaft, as shown in Figure 2. Seat 16 is arranged on sits pipe 8 upper ends.

Universal separator 9 is divided into two parts, and a part is the seat pipe clamp 91 that is fixed on rear vehicle frame 7 afterbody upper ends, and another part is the fine spring 92 of carbon that is fixed on Vee formation 12 upper front end, and as shown in Figure 3, seat pipe clamp 91 is provided with has flexible draw-in groove. The fine spring 92 of carbon is a pipe structure, its cross section ovalize, and the front end of the fine spring 92 of carbon is provided with and the spindle nose of sitting pipe clamp 91 draw-in grooves and coordinating.

Part III: rear part, Vee formation 12 is provided with parallel two, and trailing wheel 11 clamps and is fixed on 12 of two Vee formations. Above Vee formation 12 front ends, connect a load-carrying Fender frame 10, load-carrying Fender frame 10 is formed by carbon fibre material compacting, and front end has the seat tube seat seat 101 that Open Side Down, and is provided with the U-shaped hole seat 102 fixing with Vee formation 12, as shown in Figure 4. The inside position of sitting tube seat seat 101 has elasticity, and its size coordinates with the diameter of sitting pipe 8 lower ends. The rack wheel 14 that 4 diameters are 60mm is established in the top of load-carrying Fender frame 10, and rack wheel 14 lays respectively at the position, rear and front end of load-carrying Fender frame 10.

Rotating shaft 13 is greater than rotating shaft 13 to the distance between foot pedal axle core hole 5 to the distance between the nearest wheel outer rim of trailing wheel 11, to ensure that folding rear whole trailing wheel is positioned at foot pedal axle core hole 5 above and the below of rear vehicle frame 7.

When folding, the first step, pulls open universal separator 9,, taking rotating shaft 13 as rotating shaft, overturns forward downwards in rear part, until trailing wheel 11 is positioned at rear vehicle frame 7 belows, as shown in Figure 7, and load-carrying Fender frame 10 turn-overs, rack wheel 14 is on the spot.

Second step, unclamps folding device for car body 6, and front part is partly turned down in car, makes front-wheel 1 basic parallel with trailing wheel 11, as shown in Figure 8.

The 3rd step, unties handlebar folder 3, and handlebar 4 is turned down downwards, transverse handle and front-wheel 1 side plane is close to, as shown in Figure 9.

The 4th step, unclamps and sits pipe clamp 91, and seat 16 is downward by inserting together with sitting pipe 8, makes to sit pipe 8 lower ends and is positioned at the interior aerial of seat tube seat seat 101.

When expansion, step is contrary with folding process, after expansion as shown in figure 11. Fastening each position folder or locking device can use.

Above-described embodiment is to explanation of the present invention, is not limitation of the invention, any structure after simple transformation of the present invention, method is all belonged to protection scope of the present invention.

Claims

1. a load-carrying Fender integral type carbon fiber shape variable bicycle, comprise front-wheel (1), trailing wheel (11), handlebar (4), seat (16), the front fork (2) of fixing front-wheel, the Vee formation (12) of fixing trailing wheel, it is characterized in that described front fork top connects three joint front frame (5), vehicle frame (7) after front frame connects by folding device for car body (6) backward, rear vehicle frame tail end is by the universal separator of carbon fiber shock-absorbing (9), rotating shaft (13) connects with Vee formation, described universal separator comprises the seat pipe clamp (91) that is fixed on rear vehicle frame afterbody upper end, and the fine spring of the carbon that is fixed on Vee formation front end (92), the front end of the fine spring of carbon coordinates with one end buckle-type of sitting pipe clamp, the fine spring of carbon is pipe structure, its cross section ovalize, the front end of the fine spring of carbon is provided with and the spindle nose of sitting pipe clamp draw-in groove and coordinating, the top of Vee formation and trailing wheel is provided with load-carrying Fender frame (10), and the front end of described load-carrying Fender frame is provided with the seat tube seat seat (101) that Open Side Down.

2. load-carrying Fender integral type carbon fiber shape variable bicycle according to claim 1, is characterized in that being provided with hollow tubing conductor in described rear vehicle frame (7), is provided with and sits pipe (8) in hollow tubing conductor, and seat pipe clamp (91) position is provided with the locking device of degree of tightness seat pipe.

3. load-carrying Fender integral type carbon fiber shape variable bicycle according to claim 1 and 2, is characterized in that three described joint front frame (5) connect handlebar (4) by handlebar folder (3).

4. load-carrying Fender integral type carbon fiber shape variable bicycle according to claim 3, it is characterized in that described handlebar folder (3) comprises the hinge (32) that connects handlebar (4) and front fork (2), folder (3) also comprises the tenon (31) being fixed on handlebar (4), be fixed on the trapezoidal lid of locking (34) that front frame (5) is upper and coordinate with tenon, lock trapezoidal covering and be provided with the universal declutch shaft of carbon fiber shock-absorbing (36), spring (33) is housed on universal declutch shaft.

5. load-carrying Fender integral type carbon fiber shape variable bicycle according to claim 2, the one end that it is characterized in that described load-carrying Fender frame (10) is provided with the connecting hole seat (102) fixing with Vee formation (12), and the interior sky of sitting tube seat seat (101) coordinates with seat pipe (8) lower end diameter.

6. according to the load-carrying Fender integral type carbon fiber shape variable bicycle described in claim 1 or 2 or 5, it is characterized in that described load-carrying Fender frame (10) top is provided with rack wheel (14).

7. according to the load-carrying Fender integral type carbon fiber shape variable bicycle described in claim 1 or 2 or 5, it is characterized in that described folding device for car body (6) comprises jointed shaft, described jointed shaft is positioned at the be connected side of body of front frame (5), rear vehicle frame (7).

8. load-carrying Fender integral type carbon fiber shape variable bicycle according to claim 1 and 2, is characterized in that described rear vehicle frame (7) has reclinate segmental arc, and described segmental arc radian equates with the radian of trailing wheel (11).

9. according to the load-carrying Fender integral type carbon fiber shape variable bicycle described in claim 1 or 2 or 5, it is characterized in that described rotating shaft (13) is greater than rotating shaft (13) to the distance between foot pedal axle core to the distance between the front outer rim of trailing wheel (11).