CN201040573Y

CN201040573Y - Transmission device for bicycle

Info

Publication number: CN201040573Y
Application number: CNU200620136650XU
Authority: CN
Inventors: 刘若葵
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-09-21
Filing date: 2006-09-21
Publication date: 2008-03-26
Anticipated expiration: 2016-09-21

Abstract

A transmission device of a treading type vehicle includes a rotation driving mechanism assembled at a treading rotary shaft, a linkage mechanism assembled at a wheel shaft, a transmission mechanism and a guiding mechanism. The linkage mechanism includes a first and a second wheels respectively fixedly sleeved at a wheel axis and driving the wheel axis in a clockwise direction. The transmission mechanism includes a first driving member meshed and wounded between a front driving gear plate of the rotation driving mechanism and a first rotary wheel, a back driving gear plate meshed and wounded at the rotation driving mechanism, and a second driving member provided between a guiding gear and a second rotary wheel. Because of the driving structure design between the driving member and the rotary wheel, whatever direction the rotation driving mechanism rotates, one rotary wheel can make the wheel axis drive the vehicle wheel in a clockwise direction with novelty and utility as well as increased ride pleasure.

Description

The driving device of foot-operated vehicle

[technical field]

The utility model relates to a kind of driving device, particularly relates to a kind of driving device of foot-operated vehicle.

[background technology]

Along with the prosperity gradually of recreation industry, many people can utilize vacation to the countryside cycling, enjoy the breath of the Nature.The driving device design of present bicycle, be when utilizing the rider to trample stretcher forward mostly, see through and trample the phase gear that rotating shaft interlock chain drives rear wheel, the bearing that interlock is fixed on the wheel shaft drives the wheel shaft rotation, and vehicle frame is advanced, when stretcher was trampled backward, the gear of rear wheel can dally by relative bearing, and can't be with rear wheel to rotate.Because this kind type of drive has been used for a long time, for increasing the enjoyment that drives of bicycle, the utility model provides the driving device of the interesting foot-operated vehicle of a kind of novelty.

[utility model content]

No matter being to provide a kind of past cw or conter clockwise to trample all, the purpose of this utility model can order about the driving device that vehicle advances.

In order to achieve the above object, the utility model provides a kind of driving device of foot-operated vehicle, this vehicle comprises a vehicle frame, the rotating shaft of trampling that is hubbed on the vehicle frame, and one be hubbed on the vehicle frame and the wheel shaft of the wheel winding of buying car in installments, it is characterized in that: this driving device comprises one and is assembled in the driving rotation mechanism of trampling in the rotating shaft, an interlinked mechanism that is assembled on the wheel shaft, a guiding mechanism that is assembled on the vehicle frame and comprises a guide gear that can pivot, and transmission device that is assembled between driving rotation mechanism and interlinked mechanism, this driving rotation mechanism comprises that cover is fixed in forerunner's fluted disc and rear-guard fluted disc of trampling in the rotating shaft and can rotating synchronously respectively, this interlinked mechanism comprises and being sheathed on respectively on the wheel shaft and can be along clockwise direction and one first runner and one second runner of wheel shaft interlock, this transmission device comprises first Transmission that makes forerunner's gear can turn first runner around being engaged between the forerunner's fluted disc and first runner, and one around being engaged between rear-guard fluted disc and guide gear and with the engagement of second runner and make the rear-guard gear can turn second Transmission of second runner.

In sum, the driving device of foot-operated vehicle of the present utility model designs by the drive mechanism between Transmission and runner, no matter make this driving rotation mechanism past where to rotation, all there is a runner can order about wheel shaft and turns wheel toward clockwise direction, suitable Nover practical, and can increase and drive enjoyment

[description of drawings]

Fig. 1 is that an embodiment of the driving device of this novel foot-operated vehicle is assembled in a schematic side view on the vehicle;

Fig. 2 is the lateral plan of this embodiment;

Fig. 3 is the partial enlarged drawing of Fig. 2 left side, and the situation when a foot-operated rotating shaft is rotated toward clockwise direction is described;

Fig. 4 is the view of similar Fig. 3, the situation when a foot-operated rotating shaft is described toward anticlockwise motion.

[specific embodiment]

Be elaborated below in conjunction with the driving device of drawings and Examples to the foot-operated vehicle of the utility model.

As Fig. 1, shown in 2, the embodiment of the driving device of this novel foot-operated vehicle, be applicable to and be assembled on the foot-operated vehicle, this vehicle comprises a vehicle frame 11, one of being hubbed at vehicle frame 11 nearly middle places tramples rotating shaft 12, reaching one is hubbed at vehicle frame 11 rear end and uses the wheel shaft of fixing for trailing wheel 15 sockets 14, this vehicle transmission gear is to be assembled in this to trample 14 on rotating shaft 12 and wheel shaft, and comprise: one is assembled in the driving rotation mechanism of trampling in the rotating shaft 12 3, an interlinked mechanism 4 that is assembled on the wheel shaft 14, a guiding mechanism 5 that is assembled on the vehicle frame 11, and assembling is engaged in driving rotation mechanism 3 at interval, the transmission device 6 that interlinked mechanism 4 and guiding mechanism are 5.

This driving rotation mechanism 3 comprises that left and right compartment of terrain is fixed in forerunner's fluted disc 31 and rear-guard fluted disc 32 of trampling in the rotating shaft 12 and being positioned at vehicle frame 11 right sides with axle sleeve, and

fluted disc

31,32 can be trampled rotating shaft 12 drivings and synchronously past clockwise direction and opposite anticlockwise motion.In the present embodiment, these forerunner's fluted disc 31 external diameters are less than rear-guard fluted disc 32, but when implementing not as limit.

This interlinked mechanism 4 comprises that interval group is loaded on the wheel shaft 14 and is positioned at one first runner 41 and one second runner 42 on vehicle frame 11 right sides, and two runners the 41, the 42nd, and correspondence is positioned at forward and backward

fluted disc

31,32 rears respectively.But this first runner 41 has an interlock wheel shaft 14 overlaps first unilateral bearing 411 that is fixed on the wheel shaft 14 rotationally, but is sheathed on first gear ring 412 outside first unilateral bearing 411 with reaching a unidirectional rotation.But second runner 42 has second unilateral bearing 421 that interlock wheel shaft 14 socket rotationally is fixed on the wheel shaft 14 and is positioned at first unilateral bearing, 411 right sides, but is sheathed on second gear ring 422 outside second unilateral bearing 421 with reaching a unidirectional rotation.

In the present embodiment, gear ring 412,422 can only be driven and respectively relative unilateral bearing 411,421 past anticlockwise motions, at this moment the switched in opposite of gear ring 412,422 and wheel shaft 14; When gear ring 412,422 is driven and when rotating toward clockwise direction, gear ring 412,422 interlock unilateral bearing 411,421 respectively drives wheel shafts 14 and rotates synchronously toward clockwise directions.In the present embodiment, runner the 41, the 42nd is made of flywheel respectively, and when still implementing,

runner

41,42 also can be made of one-way damper, does not exceed with the above-mentioned type when still implementing.

This guiding mechanism 5 comprises that vehicle frame 11 right sides are fixed in an assembling and correspondence is positioned at the adjustment rack 51 at second gear ring, 422 rears, and is hubbed at an idle pulley 52 and a guide gear 53 on the adjustment rack 51 respectively.This adjustment rack 51 is the three arm type works, have an assembling and be fixed in the winding arm 511 on the body of rod 111 of this vehicle frame 11 contiguous wheel shafts 14, a driving arm 512 that is hubbed on the winding arm 511 and tiltedly goes to extension, and adjusting arm 513 that is hubbed on the driving arm 512 and tiltedly goes to down extension, this idle pulley 55 is to be hubbed at adjusting arm 513 terminal parts, and roughly be positioned at gear ring 412,422 belows, and this guide gear 53 is to be hubbed at this driving arm 512 terminal parts, and roughly is positioned at gear ring 412,422 back upper places.

This transmission device 6 comprises one around ring-type first Transmission 61 that is engaged in 412 of the forerunner's fluted disc 31 and first gear rings, and one around be engaged in 5 of rear-guard fluted disc 32 and guiding mechanisms and with second gear ring, 422 ingear ring-types, second Transmission 62.Wherein, this first Transmission 61 is to abut against with its interior ring edge to be engaged on the forerunner's fluted disc 31 and first gear ring 412, and second Transmission 62 is to abut against with its interior ring edge to be engaged on rear-guard fluted disc 32, idle pulley 52 and the guide gear 53, be engaged on second gear ring 422 and abut against with its outer ring edge, and can transfer the mode of putting this adjusting arm 513 by relative driving arm 512, come interlock to adjust this idle pulley 52 positions, and then change the exhibition stretching degree of second Transmission 62.In the present embodiment,

Transmission

61,62 all is a chain, and when still implementing,

Transmission

61,62 also can be a drive belt, but not as limit.

The following explanation of mode of this driving device transmission rear wheel 15:

Shown in Fig. 2,3, when the rider tramples (shown in arrow 700) when being fixedly arranged on the pedal of trampling in the rotating shaft 12 13 along clockwise direction,

fluted disc

31,32 can be trampled rotating shaft 12 interlocks and synchronous past clockwise direction rotation, and

fluted disc

31,32 first and

second Transmission

61,62 drive mating teeth torus 412,421 rotations (shown in arrow 701) along clockwise direction of interlock respectively.Because this first gear ring 412 can only drive first unilateral bearing 411 along clockwise direction and rotate, so this first gear ring 412 interlock first unilateral bearing 411 at once drives this wheel shaft 14 synchronously toward the rotation of the clockwise direction shown in the arrow 701, interlock makes wheel 15 rotate toward clockwise directions and advances.

In this simultaneously, second unilateral bearing 421 also can be rotated toward clockwise direction shown in the arrow 701 by wheel shaft 14 interlocks of Joint.In addition, see through the guiding design of idle pulley 52 with the guide gear 53 of this guiding mechanism 5, make the rear-guard fluted disc 32 that rotates toward clockwise direction, can drive second Transmission, 62 transmissions, second gear ring, 422 relative second unilateral bearings 421 toward anticlockwise direction oppositely dally (shown in dotted arrow 702).So when the rider trampled pedal 13 along clockwise direction, rear wheel 15 can be turned and drive vehicle frame 11 and advance.

Shown in Fig. 2,4, when the rider tramples pedal 13 in the counterclockwise direction backward (shown in arrow 800),

fluted disc

31,32 can be trampled rotating shaft 12 interlocks respectively and be rotated toward the second hour hands policy direction synchronously.At this moment, this rear-guard fluted disc 32 can drive second gear ring 422 toward clockwise direction rotation (shown in arrow 801) by interlock second Transmission 62, and interlock second unilateral bearing 421 rotates synchronously toward clockwise direction drive wheel shaft 14, and then orders about rear wheel 15 rotation synchronously and advance.In this simultaneously, wheel shaft 14 also can drive first unilateral bearing 411 and rotate toward clockwise direction, in addition, forerunner's fluted disc 31 can drive this first gear ring 412 of first Transmission, 6 interlocks toward anticlockwise motion (shown in dotted arrow 802), and 411 idle running of relative first unilateral bearing, at first gear ring 412 and under the prerequisite that second gear ring 421 rotates toward clockwise direction toward anticlockwise motion, when the rider trampled pedal 13 in the counterclockwise direction, rear wheel 15 still can be turned and drive vehicle frame 11 to advance.

In the present embodiment, mainly be to see through the idle pulley 52 of this guiding mechanism 5 and cooperating of guide gear 53, make when

fluted disc

31,32

interlock Transmissions

61,62 rotate toward first hour hands, only but first Transmission, 61 interlocks, first gear ring 412 drives first unilateral bearing 411 toward the clockwise direction rotation, and 421 idle running of relative second unilateral bearing of 422 meetings of second gear ring.When

toothed disc

31,32

interlock Transmissions

61,62 during toward anticlockwise motion, 411 idle running of relative first unilateral bearing of 412 meetings of first gear ring, and second gear ring 422 can rotate toward clockwise direction by interlock second unilateral bearing 421, so no matter the rider is past where to trampling stretcher 13, rear wheel 15 all can be driven and rotate toward clockwise direction, and interlock makes vehicle continue to advance toward same direction.

During enforcement, this guiding mechanism 5 also can only be provided with idle pulley 52 or guide gear 53, and the corresponding engaged transmission mode that changes 53 of this second Transmission 62 and rear-guard fluted disc 32, second gear ring 422 and idle pulley 52 or guide gears, but when implementing, the structure design of guiding mechanism 5 does not exceed with the above-mentioned type, and the engaged transmission mode between second Transmission 62 and above-mentioned member also can corresponding guiding mechanism 5 design and adjust, do not exceed with above-mentioned kenel.

Take a broad view of above-mentioned, see through the structure design that the unilateral bearing 411,421 of two

runners

41,42 can only be turned toward clockwise directions by corresponding gear ring 412,422 respectively, and the winding transmission of this guiding mechanism 5 and second Transmission 62 design, no matter make that its pedal 13 of vehicle that is provided with this driving device is trampled toward first hour hands or anticlockwise direction, all can order about wheel 15 past first hour hands rotations of corresponding winding and vehicle is advanced, suitable Nover practical, and can increase and drive enjoyment.So it is very practical really and progressive.

Claims

1. the driving device of a foot-operated vehicle, this vehicle comprises a vehicle frame, the rotating shaft of trampling that is hubbed on the vehicle frame, and one be hubbed on the vehicle frame and the wheel shaft of the wheel winding of buying car in installments, it is characterized in that: this driving device comprises one and is assembled in the driving rotation mechanism of trampling in the rotating shaft, an interlinked mechanism that is assembled on the wheel shaft, a guiding mechanism that is assembled on the vehicle frame and comprises a guide gear that can pivot, and transmission device that is assembled between driving rotation mechanism and interlinked mechanism, this driving rotation mechanism comprises that cover is fixed in forerunner's fluted disc and rear-guard fluted disc of trampling in the rotating shaft and can rotating synchronously respectively, this interlinked mechanism comprises and being sheathed on respectively on the wheel shaft and can be along clockwise direction and one first runner and one second runner of wheel shaft interlock, this transmission device comprises first Transmission that makes forerunner's gear can turn first runner around being engaged between the forerunner's fluted disc and first runner, and one around being engaged between rear-guard fluted disc and guide gear and with the engagement of second runner and make the rear-guard gear can turn second Transmission of second runner.

2. the driving device of foot-operated vehicle as claimed in claim 1, it is characterized in that: this first runner has a cover and is fixed in first unilateral bearing on the wheel shaft, and one is sheathed on first unilateral bearing and with the engagement of first Transmission and can only drive first gear ring that wheel shaft rotates in the same way toward clockwise direction interlock first unilateral bearing.

3. the driving device of foot-operated vehicle as claimed in claim 2, it is characterized in that: this second runner has a cover and is fixed in second unilateral bearing on the wheel shaft, and one is sheathed on second unilateral bearing and with the engagement of second Transmission and can only drive second gear ring that the second unilateral bearing interlock wheel shaft rotates in the same way toward clockwise direction.

4. the driving device of foot-operated vehicle as claimed in claim 3 is characterized in that: this second Transmission is with its interior ring edge and rear-guard fluted disc and guide gear engagement, and meshes with second gear ring of its outer ring edge and second runner.

5. the driving device of foot-operated vehicle as claimed in claim 4, it is characterized in that: this guiding mechanism comprises that also one is assembled on the vehicle frame and for the adjustment rack of this guide gear pivot dress, and one be hubbed on the adjustment rack and with the second Transmission interior ring edge ingear idle pulley.

6. the driving device of foot-operated vehicle as claimed in claim 5, it is characterized in that: this adjustment rack has an assembling and is fixed in winding arm on the vehicle frame, one and can organizes joining arm pivot pendulum ground relatively and be hubbed on the winding arm and use the driving arm that is pivoted for guide gear, and one is hubbed on the driving arm and uses for idle pulley and is pivoted and can interlock idle pulley pivot pendulum and adjust the adjusting arm that second Transmission is opened up the stretching degree.