CN203544273U

CN203544273U - Front drive reciprocating type stepless labor-saving bicycle

Info

Publication number: CN203544273U
Application number: CN201320669599.9U
Authority: CN
Inventors: 张俊岭
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-28
Filing date: 2013-10-28
Publication date: 2014-04-16
Anticipated expiration: 2023-10-28

Abstract

A front drive reciprocating type stepless labor-saving bicycle comprises existing parts. The front drive reciprocating type stepless labor-saving bicycle is characterized in that a shaft sleeve is welded to the position behind the front end of a frame, one end of a shaft bar is fixedly connected with one flywheel through bearings, and the other end of the shaft bar is fixedly connected with a chain wheel and the other flywheel; a front fork tube outer diameter sleeve is connected with a bearing pulley; a left lever and a right lever of pedals are connected to the positions, at the lower ends of the two flywheels, of the frame; chains made of steel ropes are arranged in the middle section, and the two ends of the chains are connected with the positions behind the front ends of the two levers after being meshed with the two flywheels around the bearing pulley; a reducing driving wheel is arranged at the right end of a middle shaft of the frame, a pinion is connected with a chain wheel through one chain, and a large gear is connected with a rear rim flywheel through the other chain. The front drive reciprocating type stepless labor-saving bicycle has the advantages that pedaling periodic time is shortened, riding and acceleration are facilitated, benefits of force arm levers are not cyclically eliminated, double power is saved, the length of force arms is four times that of dragging arms, more power is saved, the pedals slide along the levers to achieve stepless speed change, the labor-saving effect of the bicycle is larger than the effect of a speed-variable bicycle, double leg dead weight force meets the requirement of riding power, fatigue is eliminated, the bicycle is suitable for long journeys, traffic jam reduction, emission reduction, energy saving and low-carbon life are facilitated, and great economic benefits and social benefits are brought into play.

Description

The reciprocating stepless labour-saving bicycle of before driving

Technical field

The utility model is a kind of reciprocating labor saving bicycle.

Background technology

Along with self-propelled vehicle constantly increases and causes road seriously to block up, the advantage that more aobvious bicycle is light, clever, little feature is lacked occupied road resource and do not restricted driving in turn, can pass through the lane, street that blocks up by guard, but the mode of stepping on is pedaled in its rotation, there is the arm of force too short also with plumbness circulation disappearance arm lever benefit, cause slow upward slope of effort speed to owe power and manpower is difficult to meet the deficiency of riding in way far away.

Utility model content

The utility model object is to provide a kind of before driving reciprocating stepless labour-saving bicycle for solving above-mentioned all deficiencies.This car comprises the existing parts of bicycle; An axle sleeve is welded at vehicle frame front end place to the rear, with bearing, through mandrel rod one end, fixes a flywheel, another end fixed chain wheels and another flywheel; Front fork cylinder external diameter cover connects patent sheave; On two flywheel lower end vehicle frames, fix its two ends of a mandrel rod and be connected with foot-operated left and right two levers through bearing; Stage casing is the chain that steel cable forms, and after patent sheave interlock two flywheels of front fork cylinder external diameter, two ends are connected with two lever front end places to the rear; Vehicle frame axis right-hand member has diameter-variable driving wheel through a chain, to connect sprocket wheel with miniature gears, with big gear wheel, after a chain connects, encloses flywheel; Hang even through lifting rope and vehicle frame at the chain place to the rear of two levers.

The mandrel rod that described vehicle frame front end place to the rear axle sleeve connects through bearing, respectively there is a cotter way at its two ends, sprocket wheel on this mandrel rod and left and right two flywheels, have pin corresponding with this cotter way, that volume is slightly smaller than this cotter way stalk, sprocket wheel and two flywheels obstruct corresponding mandrel rod cotter way with this pin and penetrate this mandrel rod and be fixed through nut, packing ring.Tell and on two flywheel lower end vehicle frames, fix its two ends of a mandrel rod and be connected with foot-operated left and right two levers through bearing, this lever transversal surface is T character form structure; The two foot-operated clip slots that have cover to connect this lever T font upper end parallel construction; Two foot-operated are inserted in two lever tail ends and two levers formation sliding block joint with this two clip slot respectively.On the bottom land of two foot-operated clip slot rear ends, have respectively one section of sub-cotter way in blind alley that only has back outlet, this cotter way corresponding position of two lever tail ends, have respectively one with silk mouth, screw in connect, semicircle ejector pin rod that this cotter way is stretched in upper end.Bipod is set foot on end middle section, respectively has a pit to connect and fill and lead up through glue material with magnet.Diameter-variable driving wheel gear chain shell, outer of outer ring who stretches out axle sleeve with centre hole through tubular bar nut and axis special bearing is fixed.Described two foot-operated with another methods of attachment of two levers are: two foot-operatedly screw in its mandrel rod clip slot outside, with mandrel rod clip slot, penetrate the upper end parallel construction of two lever tail end T font sections, form sliding block joints with two levers through outer silk with pedal spindle respectively; On the bottom land of two mandrel rod clip slot rear ends, also have respectively one section of sub-cotter way in blind alley that only has back outlet, this cotter way corresponding position of two lever tail ends, also have respectively one with silk mouth, screw in connect, the semicircle ejector pin rod of this cotter way is stretched in upper end.

From above-mentioned design, vehicle frame front end place to the rear weld an axle sleeve, take bearing through mandrel rod one end fix a flywheel, another end fixed chain wheels and another flywheel, front fork cylinder external diameter cover connect on patent sheave, two flywheel lower end vehicle frames, fix its two ends of a mandrel rod through bearing be connected with that chain two ends after patent sheave interlock two flywheels of front fork cylinder external diameter that foot-operated left and right two levers, stage casing form as steel cable are connected with two lever front end places to the rear, vehicle frame axis right-hand member have diameter-variable driving wheel with miniature gears through a chain connection sprocket wheel, enclose flywheel with big gear wheel after a chain connection; All the rotations before and after chain drive two flywheels of two lever mated patent sheavies, i.e. idle running backward, acting twisting mandrel rod rotation forward, thus make power after being delivered to, enclose through mandrel rod, sprocket wheel, the second chain, diameter-variable driving wheel, the 3rd chain the drive disk assembly that flywheel twisting wheel advances; Wherein two levers play a part with crank motion shorten pedal step on be beneficial to the speed-raising of riding period, the disappearance arm lever benefit that do not circulate takes less one times of power, arm of force and is longer than that three times, arm of resistance is few takes more power; Diameter-variable driving wheel play a part to allow sprocket wheel arrange less with reach shorten lever resistance arm distance and pedal step on laborsaving, with big gear wheel amplifier chain wheel diameter, improve after circle flywheel rotative speed; The chain at two lever front end places to the rear, had not only play a part to two flywheel transferring power, but also had played the power-saving function of balance pivot; Lifting rope between two levers and vehicle frame is to control two lever tail end ground distances and the autocontrol part of distance up and down reciprocatingly.The mandrel rod that described vehicle frame front end place to the rear axle sleeve connects through bearing, respectively there is a cotter way at its two ends, sprocket wheel on this mandrel rod and left and right two flywheels, have pin corresponding with this cotter way, that volume is slightly smaller than this cotter way stalk, sprocket wheel and two flywheels obstruct corresponding mandrel rod cotter way with this pin and penetrate this mandrel rod and be fixed through nut, packing ring; Playing sprocket wheel installs with two flywheels while replacing conveniently, avoiding silk mouth to be connected its flywheel and sprocket wheel to replace special charges.The two lever transversal surfaces of telling are T character form structure; Work to reduce by two lever weight.The two foot-operated clip slots that have cover to connect the parallel construction of this lever T font section; Two foot-operated are inserted in two lever tail ends and two levers formation sliding block joint with this two clip slot respectively; Play a part foot-operated along lever slide arbitrarily regulation and control arm of force application of force distance, realize its labor-saving effect of stepless change and be greater than derailleur effect.On the bottom land of two foot-operated clip slot rear ends, have respectively one section of sub-cotter way in blind alley that only has back outlet, this cotter way corresponding position of two lever tail ends, have respectively one with silk mouth, screw in connect, semicircle ejector pin rod that this cotter way is stretched in upper end; Play in this cotter way, to stop to ride with this half dome convex body skidding off lever, ride after front slide, its half dome is not hung the effect of the bottom of s trouser leg.Bipod is set foot on end middle section respectively has a pit to connect and fill and lead up through glue material with magnet, plays a part not only with micro-suction prevention, to ride on lever to be free to slide, but also to allow to be promoted easily by strength of one's legs.

Beneficial effect: it have with crank motion shorten pedal step on be beneficial to the speed-raising of riding period, the disappearance arm lever benefit that do not circulate take less one times of power, arm of force be longer than the more power of the few expense of three times, arm of resistance, foot-operated along lever slide random regulation and control arm of force application of force distance, cancel gear shift device, realize its labor-saving effect of stepless change and be greater than derailleur effect, both legs and from gravity, meet the power of riding and exempt the tired advantage of going on a long journey of adapting to.

Accompanying drawing explanation

Figure l is the utility model schematic perspective view; Fig. 2 is the utility model schematic perspective view of opening forward and backward gear chain shell shown in Fig. 1; Fig. 3 is axle sleeve, mandrel rod, two flywheels and the sprocket wheel connection state section enlarged diagram at the place to the rear of vehicle frame front end shown in Fig. 1 or 2; Fig. 4 is foot-operated enlarged diagram shown in Fig. 1 or 2; Fig. 5 is another connection mode enlarged diagram of foot-operated shown in Fig. 1 or 2 and lever.In this diagram, the graphic structure of lever is accurate not, and its structure is recited as standard with this case word.

Case-involving attachment serial number: vehicle frame (1); Axle sleeve (2); Bearing (3,3A); Mandrel rod (4); Flywheel (5,5A) sprocket wheel (6); Patent sheave (7); Foot-operated (8,8A); Lever (9,9A); Chain (10,10A, 10B); Diameter-variable driving wheel (11); Rear circle flywheel (12); Lifting rope (13); Nut (14,14A, 14B); Packing ring (15,15A, 15B, 15C, 15D); Foot-operated clip slot or mandrel rod clip slot (16,16A); The sub-cotter way in blind alley (17,17A); Magnet (18,18A); Front flywheel gear chain shell (19); Diameter-variable driving wheel gear chain shell (20); Lasso (21,21A) spaces; The solid nut of bearing gear (22,22A)).

The specific embodiment

Fig. 1 or 2,3,4 illustrates: the reciprocating stepless labour-saving bicycle of before driving, comprises the existing parts of bicycle; An axle sleeve (2) is welded at vehicle frame (1) front end place to the rear, with bearing (3,3A), through its one end of mandrel rod (4), fix a flywheel (5), another end fixed chain wheels (6) and another flywheel (5A); Front fork cylinder external diameter cover connects patent sheave (7); On two flywheels (5,5A) lower end vehicle frame, fix its two ends of a mandrel rod are connected with foot-operated (8,8A) left and right two levers (9,9A) through bearing; Stage casing is the chain (10) that steel cable forms, and around patent sheave (7) interlock two flywheels of front fork cylinder external diameter (5,5A), is connected at two ends and two levers (9,9A) front end place to the rear afterwards; Vehicle frame axis right-hand member has diameter-variable driving wheel (11) through a chain (10A), to connect sprocket wheel (6) with miniature gears, with big gear wheel circle flywheel (12) after a chain (10B) connects; Chain (10) place to the rear of two levers (9,9A) is through lifting rope (13) and vehicle frame (1) company of hanging.The mandrel rod (4) that described vehicle frame (1) front end place to the rear axle sleeve (2) connects through bearing (3,3A), respectively there is a cotter way at its two ends, sprocket wheel (6) on this mandrel rod (4) and left and right two flywheels (5,5A), have pin corresponding with this cotter way, that volume is slightly smaller than this cotter way stalk, sprocket wheel (6) and two flywheels (5,5A) obstruct corresponding mandrel rod cotter way with this pin and penetrate this mandrel rod (4) and be fixed through nut (14,14A, 14B), packing ring (15,15A, 15B, 15C, 15D).On two flywheels of telling (5,5A) lower end vehicle frame, fix its two ends of a mandrel rod are connected with foot-operated (8,8A) left and right two levers (9,9A) through bearing, this lever (9,9A) transversal surface is T character form structure; Two foot-operated (8,8A) have cover to connect the clip slot (16,16A) of this lever (9,9A) T font upper end parallel construction; Two foot-operated (8,8A) are inserted in two levers (9,9A) tail end and two levers formation sliding block joint with this two clip slot (16,16A) respectively.On the bottom land of two foot-operated clip slots (16,16A) rear end, there is respectively one section of sub-cotter way in blind alley that only has back outlet (17,17A), this cotter way of two levers (9,9A) tail end (17,17A) corresponding position, have respectively one with silk mouth, screw in connect, cotter way is stretched in upper end (17,17A) semicircle ejector pin rod.Two foot-operated (8,8A) middle section, upper end, respectively has a pit to connect and fill and lead up through glue material with magnet (18,18A).Diameter-variable driving wheel gear chain shell (20), outer of outer ring who stretches out axle sleeve with centre hole through tubular bar nut and axis special bearing is fixed.Fig. 5 illustrates: another method of attachment of described two foot-operated (8,8A) and two levers (9,9A) is: two foot-operated (8,8A) respectively with pedal spindle through outer silk screw in its mandrel rod clip slot outside, with mandrel rod clip slot penetrate two levers (9,9A) tail end T font section upper end parallel construction, form sliding block joints with two levers; On the bottom land of two mandrel rod clip slots (16,16A) rear end, also there is respectively one section of sub-cotter way in blind alley that only has back outlet (17,17A), this cotter way of two levers (9,9A) tail end (17,17A) corresponding position, also have respectively one with silk mouth, screw in connect, cotter way is stretched in upper end (17,17A) semicircle ejector pin rod.

Claims

1. the reciprocating stepless labour-saving bicycle of before driving, comprises the existing parts of bicycle; Feature is: an axle sleeve (2) is welded at vehicle frame (1) front end place to the rear, with bearing (3,3A), through its one end of mandrel rod (4), fix a flywheel (5), another end fixed chain wheels (6) and another flywheel (5A); Front fork cylinder external diameter cover connects patent sheave (7); On two flywheels (5,5A) lower end vehicle frame, fix its two ends of a mandrel rod are connected with foot-operated (8,8A) left and right two levers (9,9A) through bearing; Stage casing is the chain (10) that steel cable forms, and around patent sheave (7) interlock two flywheels of front fork cylinder external diameter (5,5A), is connected at two ends and two levers (9,9A) front end place to the rear afterwards; Vehicle frame axis right-hand member has diameter-variable driving wheel (11) through a chain (10A), to connect sprocket wheel (6) with miniature gears, with big gear wheel circle flywheel (12) after a chain (10B) connects; Chain (10) place to the rear of two levers (9,9A) is through lifting rope (13) and vehicle frame (1) company of hanging.

2. the reciprocating stepless labour-saving bicycle of before driving according to claim 1, feature is: described vehicle frame (1) front end place to the rear axle sleeve (2) is through bearing (3, the mandrel rod (4) 3A) connecting, respectively there is a cotter way at its two ends, sprocket wheel (6) on this mandrel rod (4) and left and right two flywheels (5, 5A), have corresponding with this cotter way, volume is slightly smaller than the pin stalk of this cotter way, sprocket wheel (6) and two flywheels (5, 5A) with this pin, obstruct corresponding mandrel rod cotter way and penetrate this mandrel rod (4) through nut (14, 14A, 14B), packing ring (15, 15A, 15B, 15C, 15D) be fixed.

3. the reciprocating stepless labour-saving bicycle of before driving according to claim 1, feature is: on two flywheels of telling (5,5A) lower end vehicle frame, fix its two ends of a mandrel rod and be connected with through bearing left and right two levers (9,9A) of foot-operated (8,8A), this lever (9,9A) transversal surface is T character form structure; Two foot-operated (8,8A) have cover to connect the clip slot (16,16A) of this lever (9,9A) T font upper end parallel construction; Two foot-operated (8,8A) are inserted in two levers (9,9A) tail end and two levers formation sliding block joint with this two clip slot (16,16A) respectively.

4. the reciprocating stepless labour-saving bicycle of before driving according to claim 3, feature is: on the bottom land of two foot-operated clip slots (16,16A) rear end, there is respectively one section of sub-cotter way in blind alley that only has back outlet (17,17A), this cotter way of two levers (9,9A) tail end (17,17A) corresponding position, have respectively one with silk mouth, screw in connect, cotter way is stretched in upper end (17,17A) semicircle ejector pin rod.

5. according to the reciprocating stepless labour-saving bicycle of the before driving described in claim 1 or 4, feature is: two foot-operated (8,8A) middle section, upper end, respectively has a pit to connect and fill and lead up through glue material with magnet (18,18A).

6. the reciprocating stepless labour-saving bicycle of before driving according to claim 1, feature is: diameter-variable driving wheel gear chain shell (20), outer of outer ring who stretches out axle sleeve with centre hole through tubular bar nut and axis special bearing is fixed.

7. according to the reciprocating stepless labour-saving bicycle of the before driving described in claim 1 or 3, feature is: another method of attachment of described two foot-operated (8,8A) and two levers (9,9A) is: two foot-operated (8,8A) respectively with pedal spindle through outer silk screw in its mandrel rod clip slot outside, with mandrel rod clip slot penetrate two levers (9,9A) tail end T font section upper end parallel construction, form sliding block joints with two levers; On the bottom land of two mandrel rod clip slots (16,16A) rear end, also there is respectively one section of sub-cotter way in blind alley that only has back outlet (17,17A), this cotter way of two levers (9,9A) tail end (17,17A) corresponding position, also have respectively one with silk mouth, screw in connect, cotter way is stretched in upper end (17,17A) semicircle ejector pin rod.