CN211281370U

CN211281370U - Double-flywheel direct-pedal bicycle

Info

Publication number: CN211281370U
Application number: CN201921759356.8U
Authority: CN
Inventors: 涂显龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-08-18
Anticipated expiration: 2029-10-18

Abstract

The utility model belongs to the technical field of bicycles and discloses a double-flywheel direct-pedaling bicycle, which comprises a bicycle body, a first chain, a second chain and a third chain, wherein a first pedal and a second pedal which can move up and down are arranged on the bicycle body; one end of the first chain is connected with a first power arm, and the other end of the first chain sequentially bypasses the first transmission chain wheel and is connected with the first pedal; one end of the second chain is connected with a second power arm, the other end of the second power arm is connected to a rotating shaft of the second flywheel, and the other end of the second chain sequentially bypasses the second transmission chain wheel and is connected with the second pedal; the first pedal and the second pedal are driven by a third chain to move up and down; the first flywheel and the second flywheel are respectively connected with the rear wheel of the vehicle body in a transmission way. The utility model discloses a when two flywheels directly step on the bicycle and use, especially this two flywheels directly step on the bicycle and upwards ride, have fine laborsaving effect.

Description

Double-flywheel direct-pedal bicycle

Technical Field

The utility model belongs to the technical field of the bicycle, concretely relates to bicycle is directly stepped on to two flywheels.

Background

The bicycle is a green environment-friendly vehicle with the sport and health care characteristics and extremely convenient characteristics, mainly takes a pedal to be stepped on as power, whether to save labor during riding and running is a key problem of good and bad performance of the bicycle, and is an important subject faced by bicycle manufacturers.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a bicycle is directly ridden to two flywheels.

The utility model discloses the technical scheme who adopts does:

a double-flywheel direct-pedal bicycle comprises a bicycle body, a first chain, a second chain and a third chain, wherein a first pedal and a second pedal which can move up and down are arranged on the bicycle body, and the first pedal and the second pedal are positioned on two sides of the bicycle body;

one end of the first chain is connected with a first power arm, the other end of the first chain sequentially bypasses a first transmission chain wheel and is connected with the first pedal, and one end, far away from the first chain, of the first power arm is connected to a rotating shaft of a first flywheel;

one end of the second chain is connected with a second power arm, the other end of the second chain sequentially bypasses a second transmission chain wheel and is connected with the second pedal, and one end, far away from the second chain, of the second power arm is connected to a rotating shaft of a second flywheel;

the first pedal is connected with the second pedal through a third chain, and the first pedal and the second pedal are driven by the third chain to move up and down;

the first flywheel and the second flywheel are respectively in transmission connection with the rear wheel of the vehicle body.

The vehicle body is hinged to the vehicle body, and a hinged shaft of the mounting rack is horizontally arranged;

the first pedal and the second pedal are respectively arranged on two sides of the mounting rack.

Further, the mounting bracket includes crossbearer and two indulge the frame, the crossbearer is installed on the automobile body, two indulge the frame and articulate the both sides of crossbearer.

Further, a lower mounting frame is arranged below each longitudinal frame, and the longitudinal frames are movably arranged on the lower mounting frame on the same side.

Further, the first transmission chain wheel and the second transmission chain wheel are both installed on the lower installation frame on the same side.

Furthermore, a first power chain wheel and a second power chain wheel are coaxially installed on the rear wheel, the first power chain wheel is in transmission connection with the first flywheel through a fourth chain, and the second power chain wheel is in transmission connection with the second flywheel through a fifth chain.

The utility model has the advantages that:

trample the in-process of first footboard and second footboard in turn, the condition that appears first power arm in turn upwards deflecting (second power arm deflected downwards and resets this moment, wait for next time upwards deflecting) and second power arm upwards deflecting (first power arm deflected downwards and resets this moment, wait for next time upwards deflecting) can appear, drive the rear wheel through first flywheel and second flywheel in turn and rotate, thereby reach and continue the acting, can not like there is the idle work process in traditional bicycle pedal process, make the utility model discloses a when two flywheel directly pedal bicycle uses, especially when this two flywheel directly pedal bicycle upwards rides, have fine laborsaving effect (the utility model discloses a microscler lever has been rotated with the method transmission rear wheel of prying and has been driven the automobile body and move ahead, make the power of stepping on of riding passerby produce through microscler lever multiplet.

Drawings

Fig. 1 is a schematic structural view (a side view of a first step) of the present invention.

Fig. 2 is a schematic structural view (a side view of the second step).

Fig. 3 is a schematic structural diagram of the first pedal and the second pedal of the present invention.

Fig. 4 is a schematic view of the process of riding the bicycle to go up the slope with the dual flywheels directly pedaling.

Fig. 5 is a schematic structural view of the first flywheel and the first power sprocket of the present invention.

In the figure: 10-a vehicle body; 21-a first pedal; 22-a second pedal; 31-a first chain; 32-a second chain; 33-a third chain; 34-a fourth chain; 41-longitudinal frame; 42-a cross frame; 43-a lower mounting frame; 431-arc chute; 432-a slider; 51-rear wheel; 61-a first power arm; 62-a second power arm; 71-a first flywheel; 72-a second flywheel; 73-a first power sprocket; 81-a first drive sprocket; 82-a second drive sprocket; 83-third drive sprocket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1:

the double-flywheel direct-pedal bicycle comprises a bicycle body 10, a first chain 31, a second chain 32 and a third chain 33, wherein a first pedal 21 and a second pedal 22 which can move up and down are arranged on the bicycle body, and the first pedal 31 and the second pedal 32 are positioned on two sides of the bicycle body; as shown in fig. 3, the first pedal 21 is connected to the second pedal 22 through a third chain 33, and both the first pedal and the second pedal are vertically displaced through transmission of the third chain; the third transmission chain wheel 83 is arranged on the vehicle body, the third chain 33 bypasses the third transmission chain wheel (the third transmission chain wheel 83 is specifically arranged below the cross frame 42), and when the first pedal 21 is stepped downwards, the first pedal moves downwards, the third chain 33 is driven to move downwards along with the first pedal, and the second pedal 22 is driven to move upwards; when the second pedal 21 is stepped downwards, the second pedal moves downwards, and the third chain 33 is driven to move downwards along with the second pedal, so that the first pedal 21 is driven to move upwards; the rider can sit on the seat of the vehicle body, and both feet of the rider can alternately step on the first pedal 21 and the second pedal 22.

One end of the first chain 31 is connected with one end of a first power arm 61, the other end of the first power arm 61 is connected with a rotating shaft of a first flywheel 71, and the other end of the first chain 31 sequentially bypasses a first transmission chain wheel 81 and is connected with the first pedal 21; as shown in fig. 1, when the first pedal 21 is stepped down, the first pedal 21 is driven to move downwards, so as to drive the first chain to move downwards along with the first pedal, so as to pull the first power arm 61 to deflect upwards, so as to drive the rotating shaft of the first flywheel 71 to rotate, so as to drive the first flywheel 71 to rotate reversely (the working principle of the first flywheel and the second flywheel refers to the working principle of the flywheel of the existing bicycle, when the first flywheel and the second flywheel work, the first flywheel and the second flywheel can only rotate reversely, and when the first flywheel and the second flywheel rotate clockwise, the pawl is laid flat, is not stressed, and cannot push the inner gear ring contacted by the pawl).

One end of the second chain 32 is connected with one end of a second power arm 62, the other end of the second power arm is connected to the rotating shaft of the second flywheel 72, and the other end of the second chain 32 sequentially bypasses a second transmission chain wheel 82 and is connected with the second pedal 22; when the second pedal 22 is stepped downwards, the second pedal 22 is driven to move downwards, so that the second chain 32 is driven to move downwards along with the second pedal, the second power arm is pulled to deflect upwards (as shown in fig. 2), the rotating shaft of the second flywheel 72 is driven to rotate, the second flywheel is driven to rotate reversely, and the rear wheel of the vehicle body is driven to rotate reversely to drive the vehicle body to move forwards due to the fact that the second flywheel is in transmission connection with the rear wheel of the vehicle body.

In the process of stepping down the first pedal, the third chain 33 is driven to move downwards along with the first pedal, so that the second pedal is driven to move upwards, in the process of moving up the second pedal, the second chain moves downwards towards the second power arm, the second power arm deflects downwards (at the moment, the second flywheel does not rotate clockwise, and force cannot be applied to the rear wheel when the second power arm deflects downwards), and the second power arm is driven again to deflect upwards when the second pedal is waited to be stepped down next time; during the process of downwards trampling the second pedal, the third chain can be driven to downwards displace along with the second pedal, so that the first pedal is driven to upwards displace, during the process of upwards displacing the first pedal, the first chain can downwards displace towards the first power arm, the first power arm downwards deflects (at the moment, the first flywheel does not clockwise rotate, and force cannot be applied to the rear wheel when the first power arm downwards deflects), and when the first pedal is next trampled downwards, the first power arm is driven again to upwards deflect. Therefore, in the process of firstly treading the first pedal and then treading the second pedal, the process that the first power arm deflects upwards and drives the second power arm to deflect downwards can be firstly realized, and the process that the second power arm deflects upwards and drives the first power arm to deflect downwards can be realized. Therefore, in the process of alternately trampling the first pedal and the second pedal, the situation that the first power arm deflects upwards (at the moment, the second power arm deflects downwards to reset and waits for the next upward deflection) and the situation that the second power arm deflects upwards (at the moment, the first power arm deflects downwards to reset and waits for the next upward deflection) can alternately occur, and as the first flywheel 71 and the second flywheel 72 are respectively in transmission connection with the rear wheel 51 of the vehicle body, the rear wheel 51 of the vehicle body can be driven to rotate reversely in the process of alternately trampling the first pedal and the second pedal, so that the vehicle body 10 is driven to move forwards. First power arm and second power arm's length is about 24cm, reverses and drives the automobile body and moves ahead through trampling the acting downwards and having adopted microscler lever with the method transmission rear wheel that prizes, makes the passerby step on power and produce through microscler lever multifold and come out, and the passerby of riding uses the utility model discloses a when the bicycle is directly ridden to two flywheels, tramples gently, just can make the bicycle advance, has fine laborsaving effect, consequently the utility model discloses a bicycle is directly ridden to two flywheels has obvious climbing advantage.

In addition, trample the in-process of first footboard 21 and second footboard 22 in turn, can appear in turn that first power arm upwards deflects (the second power arm downwards deflects and resets this moment, waits for next upwards deflection) and the second power arm upwards deflects (the first power arm downwards deflects and resets this moment, waits for next upwards deflection) the condition to reach and continue the acting, can not have the useless work process like traditional bicycle pedal process, make the utility model discloses a when two flywheels directly pedal the bicycle use, especially when this two flywheels directly pedal the bicycle upwards ride, have fine laborsaving effect.

In this embodiment, the dual-flywheel direct pedal bicycle further comprises a mounting rack, the mounting rack is hinged to the bicycle body, and a hinge shaft of the mounting rack is horizontally arranged; the first pedal and the second pedal are arranged on two sides of the mounting rack in a longitudinally sliding mode. When the bicycle is directly stepped on to the flywheel and ride and go up the downhill path, the automobile body slope sets up in ground, because the articulated shaft of mounting bracket is the level setting, the mounting bracket can rotate under the action of gravity and be the vertical state (as shown in fig. 4) with ground once more, indulges the frame of mounting bracket can remain the plumb bob state throughout, again because of first footboard reaches the second footboard is established respectively the both sides of mounting bracket make first footboard reach the second footboard all can keep vertical trampling the state, be convenient for alternate vertical trampling first footboard reach the second footboard and ride the operation.

As shown in fig. 3, the mounting frame includes a cross frame 42 and two longitudinal frames 41, the cross frame is mounted on the vehicle body 10, and the two longitudinal frames 42 are hinged on two sides of the cross frame 41; the first pedal and the second pedal are both positioned on the outer side of the longitudinal frame on the same side.

As shown in fig. 1, the first driving sprocket 81 near the vertical frame 41 is mounted on the vertical frame through a rotating bearing, so that the first chain will not fall off due to the rotation displacement of the vertical frame. Similarly, the second driving sprocket 82 near the longitudinal frame 41 is also mounted on the longitudinal frame through a rotating bearing, so that the second chain cannot fall off due to the rotation displacement of the longitudinal frame.

A lower mounting rack 43 is arranged below each longitudinal rack, and the longitudinal racks are movably arranged on the lower mounting rack on the same side (the longitudinal racks 41 are movably arranged on the lower mounting rack 43 on the same side through a sliding block 432). When the bicycle body rides up and down, the longitudinal frame is vertical to the ground due to gravity and can be fixed and displaced along the arc-shaped slide way 431 of the lower mounting frame.

The first transmission chain wheel 71 and the second transmission chain wheel 72 are both mounted on the same side of the lower mounting frame 43.

Example 2:

in addition to embodiment 1, in this embodiment, a first power sprocket and a second power sprocket are coaxially mounted on the rear wheel, the first power sprocket 73 and the first freewheel 71 are drivingly connected by a fourth chain 34 (as shown in fig. 5), and the second power sprocket and the second freewheel are drivingly connected by a fifth chain. When the first flywheel 71 rotates, the first power sprocket 73 is driven to rotate, so that the rear wheel 51 is driven to rotate; similarly, when the second flywheel 72 rotates, the second power sprocket is driven to rotate, and the rear wheel 51 is also driven to rotate.

In a word, trample the in-process of first footboard 21 and second footboard 22 in turn, can appear in turn that first power arm upwards deflects (the second power arm downwards deflects and resets this moment, wait for next upwards deflection) and the second power arm upwards deflects (the first power arm downwards deflects and resets this moment, wait for next upwards deflection, see fig. 1 and fig. 2) the condition, thereby reach and continue the acting, can not have useless work process like traditional bicycle pedal process, make the utility model discloses a when two flywheel directly pedal bicycle uses, especially when this two flywheel directly pedal bicycle upwards rides, have fine laborsaving effect.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. A double-flywheel direct-pedal bicycle is characterized in that: the bicycle comprises a bicycle body, a first chain, a second chain and a third chain, wherein a first pedal and a second pedal which can move up and down are arranged on the bicycle body, and the first pedal and the second pedal are positioned on two sides of the bicycle body;

2. The dual flywheel direct pedal bicycle of claim 1, wherein: the vehicle body is hinged to the vehicle body, and a hinged shaft of the mounting rack is horizontally arranged;

3. The dual flywheel direct pedal bicycle of claim 2, wherein: the mounting bracket comprises a transverse frame and two longitudinal frames, the transverse frame is mounted on the vehicle body, and the two longitudinal frames are hinged to two sides of the transverse frame.

4. The dual flywheel direct pedal bicycle of claim 3, wherein: and a lower mounting frame is arranged below each longitudinal frame, and the longitudinal frames are movably arranged on the lower mounting frame at the same side.

5. The dual flywheel direct pedal bicycle of claim 4, wherein: the first transmission chain wheel and the second transmission chain wheel are both arranged on the same side of the lower mounting frame.

6. The twin flywheel direct pedal bicycle of any one of claims 1 to 5, wherein: the rear wheel is coaxially provided with a first power chain wheel and a second power chain wheel, the first power chain wheel is in transmission connection with the first flywheel through a fourth chain, and the second power chain wheel is in transmission connection with the second flywheel through a fifth chain.