CN201010016Y - Lever-type bicycle transmission device with groove shape flywheel at both sides - Google Patents
Lever-type bicycle transmission device with groove shape flywheel at both sides Download PDFInfo
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- CN201010016Y CN201010016Y CNU2007200955732U CN200720095573U CN201010016Y CN 201010016 Y CN201010016 Y CN 201010016Y CN U2007200955732 U CNU2007200955732 U CN U2007200955732U CN 200720095573 U CN200720095573 U CN 200720095573U CN 201010016 Y CN201010016 Y CN 201010016Y
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- lever
- flywheel
- flute profile
- bicycle
- track adjusting
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Abstract
The utility model relates to a lever-type bicycle driving mechanism with a double-edge-sloted flywheel, which comprises flywheels and pedals. The driving mechanism is also characterized in that the bicycle body comprises levers equipped symmetrically on both sides thereof, a lever driving guide wheel, a lever resetting guide wheel and a driving wire body; the flywheels are slot-shaped flywheels that are symmetrically provided on both sides of the bicycle body with sloted cirumferential edges and wire-threading orifices; the front ends of the levers are connected with the rear ends of the pedals and hinged with rear shaft rollers; the driving guide wheel is fixed on a saddle slope beam; the resetting guide wheel is provided above the bicycle body; one end of the driving wire body is connected with the lever through the driving guide wheel on the left of the bicycle body; the other end is connected with the sloted flywheel through the driving guide wheel, winding in the slot in CW direction, penetrateing into and out of the wire-threading orifices, and meanwhile, connected with the right side of the bicycle body through the resetting guide wheel, winding around the sloted flywheel symmetrically on the left, and connected with the lever through the driving guide wheel. The utility model has the advantages that: the area to be stepped by a rider is a region with high torque and saving labor force, so as to save labor force or increase speed; the utility model has the advantages of simple structure and easy manufacturing.
Description
Technical field
This practicality relates to transmission mechanism of bicycle, relates in particular to the transmission mechanism of bicycle of lever band bilateral flute profile flywheel.
Background technology
The transmission device of existing bicycle is mainly by wheel disc, axis, pedal, crank, chain and profile of tooth flywheel are formed, and when travelling, bicyclist's both feet circulate forward and scrunch pedal, crank rotates flywheel by axis driven wheel disc spins and by chain gear, and bicycle moves ahead.The bicyclist is when this transmission device of operation, left and right sides crank alternately goes to the bottom from the wheel disc top, again by the inertia mortgage originator, the human body shank must move by full circumference significantly, but driving actual high effect that bicycle moves ahead and laborsaving zone only changes in the semicircle track from level attitude up and down in 40 ° the scope before crank, both having required great effort in all the other zones also is difficult to produce than strong moment so that make idle work, thereby makes expend bodily strength fatiguability and influence moving velocity of bicyclist's void.
The utility model content
Main purpose of the present utility model is to provide at the problems referred to above a kind of novel transmission mechanism of bicycle use lever band bilateral flute profile flywheel, be characterized in removing in the mechanism wheel disc in the existing transmission device, axis, crank, chain, replace lever, the conveyor line body, guide, especially on the architecture basics of existing profile of tooth flywheel, its outer rim gear teeth are removed to change and be made as groove, and adopt bilateral flute profile flywheel transmission device, thereby reach and existing transmission device ratio, make the bicyclist laborsaving, or improve the purpose of road speed.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of transmission mechanism of bicycle of lever band bilateral flute profile flywheel, the flywheel that comprises the captive joint rear axle housing, pedal, it is characterized in that also comprising the lever that is symmetricly set in the car body both sides, lever transmission track adjusting wheel, lever reset guide wheel and drive line body, described flywheel are that what be symmetricly set in the car body both sides is that to be re-established as outer rim be all recessings of ring and the flute profile flywheel that forms the threading duct in groove face two side hole by flywheel body on the basis with existing flywheel; The lever front end connects pedal, the rear end is hinged on the rear axle rod; Two lever transmission track adjusting wheels are fixed in saddle cant beam top; The set of two lever reset guides wheel is in the car body top; The transmission track adjusting wheel vertical fixing of drive line body one end from the car body left side connects the lever of horizontal set, the other end is walked around this transmission track adjusting wheel to the flute profile flywheel with tensioning state, the cw ring groove twines, the apertura lateralis mouth penetrates from the threading duct, inboard aperture passes, continue that the cw ring groove twines and on draw successively and take turns to the car body right side by two lever reset guides, and to twine the flute profile flywheel with the left side symmetric mode; And the lever by the horizontal set of captive joint vertically downward of lever transmission track adjusting wheel.
Described two lever transmission track adjusting wheels are fixed in saddle cant beam top by guiding trestle, guiding trestle is to be parallel to the rear axle rod to be fixed on crossbeam on the saddle cant beam, the crossbeam two ends fixedly mount lever transmission track adjusting wheel respectively, and the spacing of two lever transmission track adjusting wheels is consistent with the flute pitch of two flute profile flywheels.
Described two lever reset guides wheel is fixed on the shelf, and the spacing of two lever reset guides wheel is consistent with the flute pitch of two flute profile flywheels.
Described drive line body is nylon rope or steel rope.
Under level attitude, change 40 ° of arbitrary positions in-50 ° of scopes in bicycle cross sill both sides corresponding to described lever rear portion and be symmetrical arranged the lever limiting device.
The beneficial effect of the new shape of this practicality is: owing to provide the transmission mechanism of bicycle of lever band bilateral flute profile flywheel, with traditional crank, wheel disc, the transmission device ratio of chain and profile of tooth flywheel, the rotational angle of lever are being to change in ° scope of benchmark ± 40 with the level attitude only, the bicyclist need not expire circumference to pedal, scrunch at every turn and be high torque and laborsaving zone, and be useful work, can make bicyclist laborsaving nearly 50% or improve running speed, it is simple in structure, is easy to make.
Description of drawings
Fig. 1 is the transmission mechanism of bicycle application structure scheme drawing of lever band bilateral flute profile flywheel;
Fig. 2 be among Fig. 1 bilateral flute profile flywheel structure and the A that twines the drive line body to scheme drawing.
Below in conjunction with drawings and Examples the utility model is described in detail.
The specific embodiment
Fig. 1 is the transmission mechanism of bicycle application structure scheme drawing of lever band bilateral flute profile flywheel; Fig. 2 be among Fig. 1 bilateral flute profile flywheel structure and the A that twines the drive line body to scheme drawing.As Fig. 1-shown in Figure 2, a kind of transmission mechanism of bicycle of lever band bilateral flute profile flywheel is shown, the flywheel that comprises captive joint rear axle housing 16, pedal 1, it is characterized in that also comprising the lever 2-1 that is symmetricly set in the car body both sides, 2-2, lever transmission track adjusting wheel 3, lever reset guide wheel 9 and drive line body 6, described flywheel are that what be symmetricly set in the car body both sides is that to be re-established as outer rim be all recessings of ring and flute profile flywheel 10-1, the 10-2 that forms threading duct 12,13 in groove face two side hole by flywheel body on the basis with existing flywheel; Lever 2-1,2-2 front end connect pedal 1 respectively, the rear end is hinged on rear axle rod 11 two ends.Pedal 1 can be installed in the end face or the front end lateral surface of lever front end, and in the present embodiment, two pedals 1 are fixedly mounted on the front end lateral surface of lever 2-1,2-2 respectively.Two lever transmission track adjusting wheels 3 are fixed in saddle cant beam 5 tops, in this example, two lever transmission track adjusting wheels 3 are fixed in saddle cant beam 5 tops by guiding trestle 4, guiding trestle 4 is fixed on crossbeam on the saddle cant beam 5 for being parallel to rear axle rod 11, the crossbeam two ends fixedly mount lever transmission track adjusting wheel 3 respectively, the spacing of two lever transmission track adjusting wheels 3 is consistent with the flute pitch of two flute profile flywheel 10-1,10-2, can guarantee the straight operation of drive line body 6 like this.Two lever reset guides are taken turns 9 set in the car body top, in this example, two lever reset guides wheel 9 is fixed on the shelf 7 by fixed block 8, and the spacing of two lever reset guides wheel 9 is consistent with the flute pitch of two flute profile flywheel 10-1,10-2, can guarantee the straight operation of drive line body 6 like this.Transmission track adjusting wheel 3 vertical fixing of drive line body 6 one ends from the car body left side connect the lever 2-1 of horizontal set, the other end is walked around this transmission track adjusting wheel to flute profile flywheel 10-1 with tensioning state, the cw ring groove twines, penetrate from aperture, 12 outside, threading duct, inboard aperture passes, continue that the cw ring groove twines and on draw successively by two lever reset guides wheel 9 to the car body right side, and to twine flute profile flywheel 10-2 with the left side symmetric mode, be that the conter clockwise ring groove twines, 13 inboard apertures penetrate from the threading duct, aperture, the outside passes, and continues the conter clockwise ring groove and twines, and pass through the lever 2-2 of the lever transmission track adjusting wheel 3 horizontal set of captive joint vertically downward.Above-mentioned drive line body 6 should have certain intensity and elasticity, can adopt nylon rope or steel rope.Above-mentioned lever adopts tubing, as steel pipe, but both also expendable weights of economical with materials.Bicycle cross sill 14 both sides are corresponding to described lever 2-1, and the 2-2 rear portion is symmetrical arranged lever limiting device 15 from the position that level attitude changes in 40 ° of-50 ° of scopes down.Adopt bicycle of the present utility model in the process of riding, bicyclist's the interval that scrunches is positioned at the zone of rotating 40 ° from level attitude up and down, contact to earth or because of nylon rope or wire cable rupture lever collision ground initiation potential, lever limiting device 15 be set on cross sill 14 can play protective action in the lever front portion when preventing to stop.In the present embodiment, limiting device 15 has adopted the outer bending elbow bend corner fittings that is welded on cross sill 14 both sides.
The principle of work of the transmission mechanism of bicycle of lever band bilateral flute profile flywheel is as follows:
When riding, the bicyclist is treadmill body left side pedal 1 under the left foot at first, lever 2-1 is downward-sloping, then spur nylon rope 6 downwards, through left side lever transmission track adjusting wheel 3, spur this side channel shape flywheel 10-1, be that cw is wrapped on the flute profile flywheel 10-1 because of passing nylon rope 6, therefore drive flute profile flywheel 10-1 and rotate counterclockwise, car moves ahead; Take turns 9 to the car body right side because of nylon rope 6 through two lever reset guides again, conter clockwise is wrapped on the flute profile flywheel 10-2, therefore, the idle running of pulling flute profile flywheel 10-2 cw, this moment, nylon rope 6 connected lever 2-2 through flute profile flywheel 10-2 by right side transmission track adjusting wheel 3, therefore will draw forced resetting on the lever 2-2; In the process of riding, bicyclist's the interval that scrunches is positioned at the zone of rotating 40 ° from level attitude up and down, then, step on right side pedal 1 under the right crus of diaphragm, lever 2-2 is downward-sloping, then spur nylon rope 6 downwards, through right side lever transmission track adjusting wheel 3, spur this side channel shape flywheel 10-2, be that cw is wrapped on the flute profile flywheel 10-2 from the nylon rope 6 of lever transmission track adjusting wheel 3, therefore drive flute profile flywheel 10-2 and rotate counterclockwise, car moves ahead; Because of nylon rope 6 symmetries in car body both sides are twined, nylon rope 6 takes turns 9 to the car body left side through two lever reset guides, conter clockwise is wrapped on the flute profile flywheel 10-1, therefore, the idle running of pulling flute profile flywheel 10-1 cw, nylon rope 6 connects lever 2-1 by left side transmission track adjusting wheel 3, therefore will draw forced resetting on the lever 2-1.The circulation that so goes round and begins again, bicycle have a down dip on alternately at two lever 2-1,2-2 and move ahead in rotating.In the utility model, the optimum position of nylon rope 6 two ends captive joint lever 2-1,2-2 is the centre of lever 2-1,2-2; Desire improve speed then with connection location to reach, desire is pursued and laborsavingly then will be moved behind the connection location.
The utility model also can be applicable to other non-power-driven vehicles such as three-wheel vehicle.
The above only is a preferred embodiment of the present utility model, is not shape material of the present utility model and structure are done any pro forma restriction.Every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1. the transmission mechanism of bicycle of a lever band bilateral flute profile flywheel, the flywheel that comprises the captive joint rear axle housing, pedal, it is characterized in that also comprising the lever that is symmetricly set in the car body both sides, lever transmission track adjusting wheel, lever reset guide wheel and drive line body, described flywheel are that what be symmetricly set in the car body both sides is that to be re-established as outer rim be all recessings of ring and the flute profile flywheel that forms the threading duct in groove face two side hole by flywheel body on the basis with existing flywheel; The lever front end connects pedal, the rear end is hinged on the rear axle rod; Two lever transmission track adjusting wheels are fixed in saddle cant beam top; The set of two lever reset guides wheel is in the car body top; The transmission track adjusting wheel vertical fixing of drive line body one end from the car body left side connects the lever of horizontal set, the other end is walked around this transmission track adjusting wheel to the flute profile flywheel with tensioning state, the cw ring groove twines, the apertura lateralis mouth penetrates from the threading duct, inboard aperture passes, continue that the cw ring groove twines and on draw successively and take turns to the car body right side by two lever reset guides, and to twine the flute profile flywheel with the left side symmetric mode; And the lever by the horizontal set of captive joint vertically downward of lever transmission track adjusting wheel.
2. the transmission mechanism of bicycle of a kind of lever band bilateral flute profile flywheel according to claim 1, it is characterized in that described two lever transmission track adjusting wheels are fixed in saddle cant beam top by guiding trestle, guiding trestle is to be parallel to the rear axle rod to be fixed on crossbeam on the saddle cant beam, the crossbeam two ends fixedly mount lever transmission track adjusting wheel respectively, and the spacing of two lever transmission track adjusting wheels is consistent with the flute pitch of two flute profile flywheels.
3. the transmission mechanism of bicycle of a kind of lever band bilateral flute profile flywheel according to claim 1 is characterized in that described two lever reset guides wheel is fixed on the shelf, and the spacing of two lever reset guides wheel is consistent with the flute pitch of two flute profile flywheels.
4. the transmission mechanism of bicycle of a kind of lever band bilateral flute profile flywheel according to claim 1 is characterized in that described drive line body is nylon rope or steel rope.
5. the transmission mechanism of bicycle of a kind of lever band bilateral flute profile flywheel according to claim 1 is characterized in that changeing 40 ° of arbitrary positions in-50 ° of scopes in bicycle cross sill both sides corresponding to described lever rear portion under level attitude is symmetrical arranged the lever limiting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200955732U CN201010016Y (en) | 2007-03-23 | 2007-03-23 | Lever-type bicycle transmission device with groove shape flywheel at both sides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200955732U CN201010016Y (en) | 2007-03-23 | 2007-03-23 | Lever-type bicycle transmission device with groove shape flywheel at both sides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201010016Y true CN201010016Y (en) | 2008-01-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200955732U Expired - Fee Related CN201010016Y (en) | 2007-03-23 | 2007-03-23 | Lever-type bicycle transmission device with groove shape flywheel at both sides |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201010016Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105109609A (en) * | 2015-09-15 | 2015-12-02 | 沈嘉诚 | Single-rope stepless speed regulating bicycle |
| CN109436171A (en) * | 2018-12-06 | 2019-03-08 | 张为朝 | A kind of no chain round trip flight linkage lever direct-drive type bicycle |
-
2007
- 2007-03-23 CN CNU2007200955732U patent/CN201010016Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105109609A (en) * | 2015-09-15 | 2015-12-02 | 沈嘉诚 | Single-rope stepless speed regulating bicycle |
| CN105109609B (en) * | 2015-09-15 | 2017-12-15 | 沈嘉诚 | Single rope type stepless speed regulating bicycle |
| CN109436171A (en) * | 2018-12-06 | 2019-03-08 | 张为朝 | A kind of no chain round trip flight linkage lever direct-drive type bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 Termination date: 20100323 |