CN1406810A - Draw-off chain-pulling bicycles - Google Patents
Draw-off chain-pulling bicycles Download PDFInfo
- Publication number
- CN1406810A CN1406810A CN 01132621 CN01132621A CN1406810A CN 1406810 A CN1406810 A CN 1406810A CN 01132621 CN01132621 CN 01132621 CN 01132621 A CN01132621 A CN 01132621A CN 1406810 A CN1406810 A CN 1406810A
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- chain
- tooth
- bitch
- pulling
- right arm
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Abstract
A push-pull bicycle features structurally that its longer chain is stretched by a driven gear installed in the front end of oblique beam, and a chain driver with chain grasping jaw is installed to the right arm of back fork between upper and lower chain segments. When said chain driver is driven by a rope, its chain grasping jaw can grasp the chain and pull it forward, so drive bicycle forward. Its advantages are no need of big front gear and pedals, compact structure, and less pressing to perineum and scrotum of rider.
Description
Technical field:
The present invention relates to a kind of bicycle that adopts straight line application of force actuating device,
Background technology:
Bicycle is apart from the history of existing more than 100 year of the present, and the improved form that relates to bicycle at present is varied, as improvement at the mode of scrunching of turn-taking, and lighting improvement and the improvement of seat situation etc.Particularly, some patent applications all there is every year at bicycle labour-saving improved form how.As publication number is " LY-Z type bicycle " (application number 99108216.8) application for a patent for invention of CN1275511A, on the drive system side of being installed in cant beam, put forth effort pedal, drive the tooth bar in the slideway of cant beam both sides, tooth bar is by the reseting gear control that is installed on the cant beam, crank motion, the pulling chain drives bicycle, and this organization plan is provided with two movably tooth bars in slideway, respectively there are three flywheels and extension chain thereon in both sides, and six flywheels and two reel chains will be arranged altogether.Increase the complexity of structure virtually, be difficult to realize merchandizing.
Summary of the invention:
At the deficiencies in the prior art part, this device has been done further improvement on the pulling chain strip device, the present invention is on the basis of existing bicycle structure, force application systems such as tooth plate, pedal have been cancelled, add reel chain, one driven sprocket that can tighten chain be set in the cant beam front position, between last lower chain, be provided with one restricted tractive dial the chain device, dial the chain device and be installed on the back vent right arm that is processed to guide rail shape, dial the chain device and be provided with the bitch chain tooth.Component structurals such as flywheel of the present invention, chain, front and back wheel, cant beam and crossbeam and existing bicycle are roughly the same.By the dialling the chain device and can on the back vent right arm, move back and forth of rope traction, can go up or chain is caught and spurred to the following bitch chain tooth that stretches out, the driving bicycle moves ahead.The specific function of dialling the chain device is when moving forward, and last bitch chain tooth stretches out, and spurs the upper strata chain forward; When running to anterior position, changes by the chain device application of force direction when dialling, last bitch chain tooth withdrawal, and following bitch chain tooth stretches out synchronously, pulling lower floor chain leading after, and drag the flywheel rotation, and so forth, constantly drive bicycle quick and roll forward.In order to cooperate the improvement of pulling chain strip device, the present invention is provided with pedals power footmuff device, and the hauling rope of dialling on the chain device is to connect with the power footmuff of pedaling mutually, and the power footmuff of pedaling is installed on the slideway that is fixed on cant beam and the steering shaft sleeve pipe, can be along the slideway crank motion.In addition, the present invention will ride to sit and change the seat shape into.
The present invention compares with prior art, and following beneficial effect is arranged: 1. because force mechanism of the present invention is appropriate, and power thrusts is correct, Gu and have tangible labor-saving effect, both be applicable to the flat country, also be applicable to the mountain city in hillside fields; 2. the present invention compares with existing straight-riding type bicycle scheme, and is simple and compact for structure, do not have the dry run transient process, and can realize miniaturization, portable, safety; 3. the present invention will ride seat and change half-coupling formula seat into, avoid for a long time helping health by bike to the hardship of perineal position and the compressing of man's scrotum.
Fig. 1 is an overall construction drawing of the present invention.As shown in the figure: 1-dials the preceding slideway 12-steering shaft sleeve pipe 13-backplate 14-connecting panel 15-adapting pipe 16-cant beam 17-crossbeam of steering shaft 8-front-wheel 9-trailing wheel 10-bitch chain tooth 11-of chain device 2-back vent right arm 3-sprocket wheel 4-flywheel 5-chain 6-seat 7-band handlebar.Flywheel (4), chain (5), the steering shaft (7) of band handlebar, front-wheel (8), trailing wheel (9), cant beam (16), crossbeam (17) keep the basic structure of existing bicycle, principal character of the present invention is to make original chain (5) lengthening, and one driven sprocket (3) that can tighten chain is set at cant beam (16) front end, between upper and lower chain, be provided with group chain device (1) that is subjected to pulled by cable, dial the chain device and be installed on the back vent right arm (2) of guide rail shape, dial chain device (1) and be provided with bitch chain tooth (10).In steering shaft sleeve pipe (12) and adapting pipe (15), slideway (11) is installed, can installs on the slideway (11) and pedal the power footmuff.
Fig. 2, Fig. 3 and Fig. 4 are for dialling chain device structural representation.Dialling chain device (1) takes turns (18) by the card rail of four troughs of belt and is installed on the back vent right arm (2).(19) be the hauling rope hole.Fig. 4 is for dialling the scheme drawing of chain device inner structure, and wherein: 1a is a chute, and 1b is a force transferring lever, and 1c is a bearing pin, and 1d is rope hole (being used to is hauling rope).10a is last bitch chain tooth, and 10b is following bitch chain tooth, and 10c is the slippage bar, and 10d is a bead.1a is fixed on and dials on chain device (1) wall, and slippage bar (10c) moves therein; The force transferring lever (1b) that is used to stir the bitch chain tooth is installed in by bearing pin (1c) dials the chain wall, each one of upper-lower position, the projection degree that act as 16 origin of force that promote and restriction bitch chain tooth of bead (10d).Dialling the chain device also can have multiple version, and the present invention has only exemplified wherein a kind of.
Fig. 5 is near the related components structural representation the sprocket wheel installation site.Slideway (11) is connected with steering shaft sleeve pipe (12) by attaching parts (21), and back vent left side arm (23) is connected with adapting pipe (15) by connecting panel (14); Back vent right arm (2) is connected with adapting pipe (15) by active plate (20); The front end of the rear end of slideway (11) and cant beam (16) is connected respectively in the adapting pipe (15), between back vent right arm and the back vent left side arm attaching parts (22) is housed, and the U font breach on it is used to install sprocket wheel (3).Position on adapting pipe (15) and the attaching parts (22) is used to install the hauling rope deflection sheave.
Fig. 6, Fig. 7 are rear portion hauling rope pulley device structure figure.The pulley (25) of two symmetries is housed on the back vent right arm (2) near the flywheel place, and hauling rope is connected with the power footmuff of pedaling with the rope guide hole by pulley, and (24) are for installing the bearing pin of pulley.
Fig. 8, Fig. 9 are pedaled the power footmuff and are installed in structural representation on the slideway.As Fig. 8, shown in Figure 9, to pedal power footmuff device and comprise footmuff (29), connecting panel (27), sheave (28), sheave (28) is connected with footmuff (29) by connecting panel (27), and this device is installed on the slideway (11) by sheave (28).
The specific embodiment:
Front-wheel of the present invention, trailing wheel, steering spindle arrangement, sprocket wheel, flywheel, crossbeam, cant beam and support frame structure remain unchanged substantially, have cancelled tooth plate, pedal, and chain has extended.In cant beam (16) front position one driven sprocket (3) that can tighten chain is set, dialling chain device (1) has been installed on the back vent right arm of guide rail effect, the bitch chain tooth of dialling on the chain device has two, promptly go up bitch chain tooth (10a) and following bitch chain tooth (10b), dial on the chain device (1) force transferring lever (1b) that can eject the bitch chain tooth is housed.Hauling rope by the rope hole (1a) on it be connect after, turn to through associated sheaves to be connected on left and right two footmuffs (29).In the present invention, the ratio of the arm of force and weighing arm is exactly the flywheel swinging radius and the ratio of wheel swinging radius, can select between 1.8-3.5.Unsuitable excessive because of flywheel diameter, wheel diameter can not be excessive, is advisable with the 30-35cm scope.
Use when of the present invention, pedal before left foot, the action of stay cord hauling rope touches the force transferring lever of dialling in the chain device (1) before acting on, and the bitch chain tooth is stretched out, and inserts in the chain cylindrical void, drives the upper strata chain and moves ahead, thereby drive flywheel (4) rotation, and trailing wheel is moved ahead.When pedaling before changing right crus of diaphragm into, touch and dial force transferring lever in the chain device, bitch chain tooth in the withdrawal stretches out bitch chain tooth insertion lower floor chain down, pulls back chain, drives flywheel and rotates.And so forth, constantly driving bicycle moves ahead.
Claims (4)
1. draw-off chain-pulling bicycles, comprise flywheel (4), chain (5), front-wheel (8), trailing wheel (9), cant beam (16) and crossbeam (17), it is characterized in that this group chain bicycle cancelled the force application system that the tooth plate of existing bicycle, pedal etc. are formed, add reel chain (5), in cant beam (16) front position one driven sprocket (3) that can tighten chain is set, between upper and lower chain, be provided with one restricted tractive dial chain device (1), dial the chain device and be installed on the back vent right arm (2) that is processed to guide rail shape, dial chain device (1) and be provided with bitch chain tooth (10).
2. draw-off chain-pulling bicycles according to claim 1, it is characterized in that the bitch chain tooth of dialling on the chain device (1) has two, promptly go up bitch chain tooth (10a) and following bitch chain tooth (10b), dialling chain device (1) is connected on the back vent right arm (2) by card rail wheel (18) mounted thereto, dial on the chain device (1) force transferring lever (1b) that can eject the bitch chain tooth is housed, having (1b) can be the rope hole (1d) that connects hauling rope, bitch chain tooth and slippage bar (10c) are made into one, and slippage bar (10c) is arranged in the chute of dialling on chain device (1) wall (1a).
3. according to claim 1 and 2 described draw-off chain-pulling bicycles, it is characterized in that being equipped with and be used to guide the stay cord angle pulley (25) of hauling rope and reserve the rope guide hole in the rear end of back vent right arm (2), pulley (25) is installed on the back vent right arm by bearing pin (24) and side plate.
4. draw-off chain-pulling bicycles according to claim 1, it is characterized in that on slideway (11), being equipped with and pedal power footmuff device, this device comprises pedals cover (29), sheave (28) and connecting panel (27), pedal cover (29) and connecting panel (27) weld together, sheave (28) is installed on the connecting panel (27) by bearing pin, and sheave (28) is connected on the slideway (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01132621 CN1406810A (en) | 2001-08-30 | 2001-08-30 | Draw-off chain-pulling bicycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01132621 CN1406810A (en) | 2001-08-30 | 2001-08-30 | Draw-off chain-pulling bicycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1406810A true CN1406810A (en) | 2003-04-02 |
Family
ID=4671494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01132621 Pending CN1406810A (en) | 2001-08-30 | 2001-08-30 | Draw-off chain-pulling bicycles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1406810A (en) |
-
2001
- 2001-08-30 CN CN 01132621 patent/CN1406810A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |