CN2395968Y

CN2395968Y - Dual-purpose combined folding bicycle

Info

Publication number: CN2395968Y
Application number: CN 99255110
Authority: CN
Inventors: 殷宝贵
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-11-26
Filing date: 1999-11-26
Publication date: 2000-09-13
Anticipated expiration: 2009-11-26

Abstract

The utility model relates to a combined folding bicycle, which is a bicycle after being assembled and combined. A rear shaft gear is used for driving, no middle shaft, wheel disk, chain and chain box is used, and the utility model is convenient and rapid without noise. After being disassembled, a bicycle is arranged on the position of a disassembled handlebar assembly, a pedal supporting arm and a foot pedal, which are disassembled from the rear shaft, are arranged on the shaft of a front wheel, and therefore, the utility model can be used as a wheelbarrow integrating entertainment and body building. A bicycle frame and the foot pedals of the combined folding bicycle can be folded, and therefore, the occupation area is small during storage. The utility model has the advantages of simple structure, less parts and low cost, which indicating the developing direction of the next generation bicycles.

Description

Dual-purpose modular folding bicycle

The utility model relates to a kind of dual-purpose modular folding bicycle, belongs to the vehicle.

At present, existing bicycle adopts chain gear more, easy chain-taking, and chain cover is afraid of to collide with, and in service have a noise, function singleness, complex structure, the manufacturing cost height, the inconvenience maintenance, it is big to deposit floor area.

The purpose of this utility model is: development and design a kind of dual-purpose modular folding bicycle, cancelled axis big trochal disc, chain, the chain guard on the standard bicycle.Adopting gear transmission, is a kind of vehicle after its combination, and common bicycle is again that collection amusement, physical fitness are the wheelbarrow of one after the dismounting.Simple in structure, low cost of manufacture, easy to maintenance, can make up, fold, it is little to deposit floor area.

A kind of dual-purpose modular folding bicycle of the utility model is a Folding Bicycle during front and rear wheel combination, can be combined into a wheelbarrow by front-wheel after taking apart; This Folding Bicycle mainly by: front-wheel partly, trailing wheel parts, combination folding frame, folding pedals etc. with rear axle gear transmission form;

This front-wheel partly, rim and width of cloth bar before including one, its combination front axle 25 and wheel hub are one, are installed on the front-wheel, install bearing 24 and snap ring 23 at combination front axle 25 two ends, front fork ASSY 12, front fork sleeve pipe 11, handlebar assembly 1 and vehicle frame soldering member 28 also are installed on the front-wheel;

The trailing wheel that this has the rear axle gear transmission includes a back rim and its rear axle gear driving section of width of cloth bar and is installed on the trailing wheel; The wheel hub 51 1 side inner ends of at first axle bowl 50, bead 49 being packed into, the tooth 52 that outputs power again is fastened on the outer end of wheel hub 51, rear axle 43 is installed in the wheel hub 51 on the trailing wheel, end at rear axle 43 is tightened in driving gear 44 on the rear axle 43, again with packing ring 45, bearing 24, snap ring 23 is installed, and is with pin 63 that pedal support arm 22 is fixing then; At the other end of rear axle 43, at first with rear axle bowl 50, bead 49, back shelves 48, screw retaining nut 74 after loading onto, again bearing 24, snap ring 23 are installed, with pin 63 that right pedal support arm 73 is fixing at last; Countershaft 53, bead 54 are packed in the flywheel passive tooth 55, again with bead 54, very heavy 56 and flywheel driving tooth 57 assembling after be installed on the countershaft 53, again with bead 54 and countershaft axle shelves 58, countershaft packing ring 59, with countershaft nut 64 it is fastened on the countershaft support 46, with countershaft support 46, be fastened on the back vent soldering member 31 at last with support lock bolt 47.

Make

driving gear

44 and 57 engagements of flywheel driving tooth after installing, make flywheel passive tooth 55 and 52 engagements of takeoff output tooth, be the rear axle gear running part, the bearing 24 of this part is aimed at bearing seat 26 on the back vent soldering member 31, it is fastening with fastener respectively, then will back shelves mud watts 65 be installed in the trailing wheel upside, again the seat pipe on the vehicle seat 41 40 is inserted in the back vent soldering members 31, be fixed, conciliation is removed be installed in 42 on the vehicle seat 41 at last with vehicle seat bolt 39, vehicle seat nut 38;

This folding pedals, include that pin is stepped on support arm and pin is stepped on, at first with in pressure spring 20, snib 21, the pedal axle 19 of packing into, again pedal support arm 22 is inserted in the hole of pedal axle 19, be fixed with pedal support arm nut 27, in the step tread 18 of again bead 54 being packed into, pedal axle 19 is injected, then bead 17, pearl shelves 16, packing ring 15, pedal nut 14 installed fasteningly, formed pedal, be installed on the rear axle; Pedal and step tread on pedal on this rear axle and step tread and the preceding wheelbarrow can exchange use, move snib 21 outward along pedal axle 19 when folding as need, and pedal axle 19 can serve as that axle is folding with pedal support arm 22;

This combination folding frame, include a back vent soldering member 31 and a vehicle frame soldering member 28, the position that this back vent soldering member 31 is connected with vehicle frame soldering member 28 is the position of turning back, its assembled relation is: stage clip 36 is packed into lock in the body 68, compress with bolt 37, with bolt 34, be fixed on 35 in the hole of bolt 37 removing, 68 lockings of packing vehicle frame soldering member 28 into of back vent soldering member 31 1 ends are met and discussed in 67, after inserting with bolt shaft 30, with packing ring 33 and nut 32 location;

With vehicle frame attachment bolt 29 vehicle frame soldering member 28 and front fork sleeve pipe 11 are connected at last, promptly be combined as a Folding Bicycle.

As needs when folding, need only drive bolts 37 to 35 and remove pressure removing to spring 36 directions, make that locking meets and discusses 67 unclamps, 31 energy of vehicle frame soldering member 28 and back vent soldering member are that the center folds with bolt shaft 30.

This Folding Bicycle rotates operation under the effect of rear axle gear transmission, its principle is: with the pedal support arm on the rear axle 43 22 is propulsion source, by being installed in the driving gear 44 on the rear axle 43, power transmission is given and its ingear flywheel driving tooth 57, flywheel driving tooth 57 is given flywheel passive tooth 55 by very heavy 56 with power transmission, flywheel passive tooth 55 goes out power transmission again to the takeoff output tooth 52 that is installed on the wheel hub 51, reach and promote bicycle rotation operation, owing to be installed in the driving gear 44 on the rear axle 43, with the tooth difference that is installed in flywheel driving tooth 57 on the countershaft 53, make bicycle in riding, obtain comparatively light, desirable speed.

Wherein, this wheelbarrow has front-wheel, pedal and is installed in the vehicle seat of front fork top; Its combination front axle 25 and wheel hub are one, end at combination front axle 25 is installed bearing 24, snap ring 23, with pin 63 that pedal support arm 22 is fixing then, pressure spring 20 is packed in the end slot of pedal axle 19, again snib 21 is packed into, the pedal support arm is inserted in the pedal axle 19, be fixed with pedal support arm nut 27, bead 54 is packed in the step tread 18, bead 17, pearl shelves 16, packing ring 15 are installed, it is tightened fixing with pedal nut 14; The other end at combination front axle 25 also uses same order and method with bearing and pedal support arm, and foldable pedal installs; The bearing 24 at combination front axle two ends is respectively charged in the bottom end bearing seat 26 of front fork ASSY 12, be fixed with bolt 13, nut 66, preceding shelves mud watts 72 is installed in the front-wheel upside, overlap the bowl 69 that files, bead 70, gland 71 in the upper end of front fork ASSY 12, again front fork sleeve pipe 11 be inserted in, front fork pearl bowl 10, bead 9, front fork pearl shelves 8, lamp bracket 7, breeches pipe gland 6 are installed and tightened, handlebar is responsible for 4, vehicle seat 41, is regulated to remove and install and fix 42 thereon, can work as wheelbarrow and ride usefulness.

The advantage of the dual-purpose modular folding bicycle of the utility model is: a car is dual-purpose, both can make bicycle, the wheelbarrow that can work as amusement and body-building again, combination, dismounting flexibly, conveniently can also fold, its gear transmission, poor because of the number of large and small gear, make bicycle obtain comparatively light, desirable optimum speed, part reduces, low cost of manufacture is convenient to deposit.

The utlity model has following accompanying drawing:

The dual-purpose modular folding stereo bicycle of Fig. 1 scheme drawing

Fig. 2 rear axle gear drive disk assembly figure

Fig. 3 rear axle gear transmission assembly drowing

Wheelbarrow component diagram before Fig. 4

Wheelbarrow assembly drowing before Fig. 5

Fig. 6 vehicle frame combination folding component diagram

Fig. 7 vehicle frame folding assembly drowing

Fig. 8 folding pedals assembly drowing

Number in the figure:

1. handlebar assembly 2. lockings are removed 3. the pipe bolt

4. stem 5. lock handle nuts 6. breeches pipe glands

7. lamp bracket 8. front fork pearl shelves 9. beads

10. front fork pearl bowl 11. front fork sleeve pipes 12. front fork ASSYs

13. bearing bolts 14. pedal nuts 15. packing rings

16. pearl shelves 17. beads 18. step treads

19. pedal axle 20. pressure springs 21. snibs

22. pedal support arm 23. snap rings 24. bearings

25. combination front axle 26. bearing seats 27. pedal support arm nuts

28. vehicle frame soldering member 29. vehicle frame attachment bolts 30. bolt shaft

31. back vent soldering member 32. nuts 33. packing rings

34. bolt 35. is removed 36. stage clips

37. bolt 38. vehicle seat nuts 39. vehicle seat bolts

40. seat pipe 41. vehicle seats 42. are reconciled and are removed handle

43. rear axle 44. driving gears 45. packing rings

46. countershaft support 47. support lock bolts 48. rear axle shelves

49. bead 50. rear axle bowls 51. wheel hubs

52. takeoff output tooth 53. countershafts 54. beads

55. flywheel passive tooth 56. very heavy 57. flywheel driving tooths

58. countershaft pearl shelves 59. countershaft packing rings 60. rims

61. width of cloth bar 63. pins 64. countershaft nuts

65. shelves mud watt 66. nuts, 67. lockings in back are met and discussed

68. 69. grades of bowl 70. beads of locking body

71. grade mud watt 73. right pedal support arms before the gland 72.

74. retaining nut

Now introduce embodiment in conjunction with the accompanying drawings in detail:

The dual-purpose modular folding bicycle of the utility model, see also shown in Figure 1, mainly by the rear axle gear running part that is installed in back vent soldering member 31 and countershaft support 46, be installed in the wheelbarrow part on the front fork ASSY 12 of front fork sleeve pipe 11 lower ends, the vehicle frame attachment bolt 29 that is used for making up, being used for the folding bolt 37 that makes up and fold and vehicle frame soldering member 28 turns back and removes the combination folding part of forming to 35, partly is made up of four of the folding pedals that pedal support arm 22 and folding pedal pedal 18 are formed;

See also shown in Figure 2, at first with rear axle bowl 50, pack into the inside of wheel hub 51 1 sides of bead 49, the tooth 52 that outputs power again is fastened on wheel hub 51 outer ends, rear axle 43 is installed in the wheel hub 51 on the trailing wheel that rim 60, width of cloth bar 61, wheel hub 51 formed, end at rear axle 43 is tightened in rear axle 43 with driving gear 44, packing ring 45, bearing 24, snap ring 23 is installed again, and is with pin 63 that pedal support arm 22 is fixing then; At the other end of rear axle 43, at first with rear axle bowl 50, again bead 49, rear axle shelves 48, bearing 24, snap ring 23 are installed, with pin 63 that right pedal support arm 73 is fixing at last; With countershaft 53, bead 54 will be gone in the flywheel passive tooth 55, again with bead 54, very heavy 56 and flywheel driving tooth 57 assembling after be installed on the countershaft 53, again with bead 54 and countershaft axle shelves 58, countershaft packing ring 59, with countershaft nut 64 it is fastened on the countershaft support 46, with countershaft support 46, be fastened on the back vent soldering member 31 at last with support lock bolt 47.Make driving gear 44 and 57 engagements of flywheel driving tooth after the installation, make flywheel passive tooth 55 and 52 engagements of takeoff output tooth, be the rear axle gear running part, the bearing 24 of this part is aimed at bearing seat 26 (see figure 6)s on the back vent soldering member 31 respectively, with bearing bolts that it is fastening.Then will back shelves mud watts 65 upsides that are installed in trailing wheel, again the seat pipe 40 on the vehicle seat 41 is inserted in the back vent soldering members 31, be fixed with vehicle seat bolt 39, vehicle seat nut 38, conciliation is removed be installed in 42 on the vehicle seat 41 at last.

Preceding wheelbarrow part, see also Fig. 4, shown in Figure 5: preceding single wheel is an one at combination front axle 25 and wheel hub, end at combination front axle 25 is installed bearing 24, snap ring 23, with pin 63 that pedal support arm 22 is fixing then, pressure spring 20 is packed in the end of pedal axle 19, again snib 21 is packed into, the pedal support arm is inserted in the pedal axle 19, be fixed with pedal support arm nut 27, bead 54 is packed in the step tread 18, pedal axle 19 is inserted in the step tread 18, again with bead 17, pearl shelves 16, packing ring 15 installs, and it is tightened fixing with pedal nut 14; The other end at combination front axle 25 also installs bearing 24 and pedal support arm, foldable pedal with above-mentioned same order and method; Combination front axle bearings at both ends 24 is respectively charged in the bottom end bearing seat 26 of front fork ASSY 12, with bolt 13, nut 66 is fixed, and preceding shelves mud watts 64 is installed in the front-wheel upside, and the collapsible pedal on this wheelbarrow is ridden the time spent when bicycle and do not installed after this car combination.The bowl 69 that files is overlapped in upper end at front fork ASSY 12, bead 70, gland 71, again front fork sleeve pipe 11 is inserted in, with front fork pearl bowl 10, bead 9, front fork pearl shelves 8, lamp bracket 7, breeches pipe gland 6 is installed and is tightened, with handlebar bolt 3 stem 4 of packing into, lock handle nut 5 is screwed on the handlebar bolt 3, with bolt 3, stem 4, the assembly set of lock handle nut 5, penetrate from the opening part of handlebar assembly set 1, by breeches pipe gland 6, lamp bracket 7, front fork pearl shelves 8, bead 9, front fork pearl bowl 10 grades are inserted in the front fork 12 locking removed and tighten 2, tighten the handlebar bolt fixing at last.Be preceding wheelbarrow, when riding separately, handlebar assembly 1 unloaded down, install vehicle seat 41, can work as wheelbarrow and ride usefulness with wheelbarrow amusement, body-building.

The combination folding part, see also Fig. 6, Fig. 7: stage clip 36 is packed into lock in the body 68, bolt 37 compresses with turning back, with the bolt 34 of turning back, remove turning back and to be fixed on 35 in the hole of the bolt 37 of turning back, 68 lockings of packing vehicle frame soldering member 28 into of back vent soldering member 31 1 ends are met and discussed in 67, after stud shaft 30 insertions of turning back, with the packing ring 33 and nut 32 location of turning back of turning back, with vehicle frame attachment bolt 29 vehicle frame soldering member 28 and front fork are overstated that pipe 11 connects, and promptly is combined as the logical bicycle of a Daepori at last; When folding as needs, move folding removing 35, make in the folding bolt 37 retractions locking body 68, it is folding for the center that vehicle frame soldering member 28 promptly can fold bolt shaft 30.

The assembled portion of folding pedals, see also Fig. 8: with pressure spring 20, snap ring 21, pack in the pedal axle 19, again pedal support arm 22 is inserted in the hole of pedal axle 19, be fixed with pedal support arm nut 27, again bead 54 is packed in the step tread 18, pedal axle 19 is injected, then with bead 17, pearl shelves 16, packing ring 15, pedal nut 14 is installed fastening, form pedal, pedal on this rear axle, step Pedalling on step tread and the preceding wheelbarrow exchanges same usefulness, when folding as need, prolongs pedal axle 19 outward, move snib 21, pedal axle 19 can pedal support arm 22 be that axle is folding promptly, when this car is that bicycle is ridden the time spent, pedal support arm and pedal are installed on the rear axle, when riding when using wheelbarrow, with pedal support arm and pedal remove be installed in before on the wheelbarrow, can work as wheelbarrow and ride.

Claims

1, a kind of dual-purpose modular folding bicycle is characterized in that: during this bicycle combination is a Folding Bicycle, can be combined into a wheelbarrow by front-wheel after taking apart;

This Folding Bicycle mainly by: front-wheel partly, trailing wheel part, combination folding frame, folding pedals with rear axle gear transmission form;

This front-wheel partly, rim and width of cloth bar before including one, its combination front axle (25) and wheel hub are one, be installed on the front-wheel, install bearing (24) and snap ring (23) at combination front axle (25) two ends, front fork ASSY (12), front fork sleeve pipe (11), handlebar assembly (1) and vehicle frame soldering member (28) also are installed on the front-wheel;

The trailing wheel that this has the rear axle gear transmission includes a back rim and its rear axle gear driving section of width of cloth bar and is installed on the trailing wheel; Wheel hub (51) the one side inner ends of at first axle bowl (50), bead (49) being packed into, the tooth (52) that outputs power again is fastened on the outer end of wheel hub (51), in the wheel hub (51) on rear axle (43) the installation trailing wheel, end at rear axle (43) is tightened in driving gear (44) on the rear axle (43), again with packing ring (45), bearing (24), snap ring (23) is installed, and uses pin (63) that pedal support arm (22) is fixing then; The other end in rear axle (43) screws retaining nut (74) with rear axle bowl (50), bead (49), back shelves (48), after loading onto, and bearing (24), snap ring (23) is installed again, and uses pin (63) that right pedal support arm (73) is fixing at last; Countershaft (53), bead (54) are packed in the flywheel passive tooth (55), again with bead (54), be installed on the countershaft (53) after the assembling of very heavy (56) and flywheel driving tooth (57), again with bead (54) and countershaft axle shelves (58), countershaft packing ring (59), with countershaft nut (64) it is fastened on the countershaft support (46), with countershaft support (46), be fastened on the back vent soldering member (31) at last with support lock bolt (47); The bearing (24) of this part is aimed at bearing seat (26) on the back vent soldering member 31, it is fastening with fastener respectively, then back shelves mud watt (65) are installed in the trailing wheel upside, again the seat pipe (40) on the vehicle seat (41) is inserted in the back vent soldering member (31), be fixed with vehicle seat bolt (39), vehicle seat nut (38), at last conciliation removed (42) and be installed on the vehicle seat (41);

This folding pedals, include that pin is stepped on support arm and pin is stepped on, at first with in pressure spring (20), snib (21), the pedal axle (19) of packing into, again pedal support arm (22) is inserted in the hole of pedal axle (19), be fixed with pedal support arm nut (27), in the step tread (18) of again bead (54) being packed into, pedal axle (19) is injected, then bead (17), pearl shelves (16), packing ring (15), pedal nut (14) are installed fasteningly, formed pedal, be installed on the rear axle;

This combination folding frame, include a back vent soldering member (31) and a vehicle frame soldering member (28), this back vent soldering member (31) is equipped with trailing wheel, this vehicle frame soldering member (28) connects with front fork sleeve pipe (11) on the front-wheel, this back vent soldering member (31) is the position of turning back with the position that vehicle frame soldering member (28) is connected, its assembled relation is: stage clip (36) is packed into lock in the body (68), compress with bolt (37), with bolt (34), to remove (35) will be fixed in the hole of bolt (37), (68) of back vent soldering member (31) one ends pack into locking of vehicle frame soldering member (28) is met and discussed in (67), after bolt shaft (30) insertion, with packing ring (33) and nut (32) location.

2, a kind of dual-purpose modular folding bicycle according to claim 1 is characterized in that: this wheelbarrow wherein has and has pedal on front-wheel, the front-wheel, the front fork top is equipped with vehicle seat; Its assembled relation is: combination front axle (25) and wheel hub are that one is installed on the front-wheel, end at combination front axle (25) is installed bearing (24), snap ring (23), use pin (63) that pedal support arm (22) is fixing then, pressure spring (20) is packed in the end slot of pedal axle (19), again snib (21) is packed into, the pedal support arm is inserted in the pedal axle (19), be fixed with pedal support arm nut (27), bead (54) is packed in the step tread (18), with bead (17), pearl shelves (16), packing ring (15) installs, and it is tightened fixing with pedal nut (14); The other end at combination front axle (25) also uses same order and method with bearing and pedal support arm, and foldable pedal installs; The bearing (24) that will make up the front axle two ends then is respectively charged in the bottom end bearing seat (26) of front fork ASSY (12), be fixed with bolt (13), nut (66), preceding shelves mud watt (72) are installed in the front-wheel upside, overlap file bowl (69), bead (70), a gland (71) in the upper end of front fork ASSY (12), again front fork sleeve pipe (11) be inserted in, front fork pearl bowl (10), bead (9), front fork pearl shelves (8), lamp bracket (7), breeches pipe gland (6) are installed and tightened, the handlebar person in charge (4), vehicle seat (41), adjusting are removed (42) are installed and fixed thereon.