CN109018165B

CN109018165B - Detachable bicycle pedal driving system

Info

Publication number: CN109018165B
Application number: CN201810938086.0A
Authority: CN
Inventors: 姚森
Original assignee: Shenzhen Sanyun Technology Co ltd
Current assignee: SHENZHEN SANYUN TECHNOLOGY Co.,Ltd.
Priority date: 2018-08-17
Filing date: 2018-08-17
Publication date: 2020-11-24
Anticipated expiration: 2038-08-17
Also published as: CN109018165A

Abstract

The invention relates to the field of bicycles, in particular to a detachable bicycle pedal driving system, which comprises a fixed part, a pedal main body, a driving part and a reset part, wherein the fixed part is fixed on the pedal main body; the fixing piece comprises a fixing rod, a mounting plate, a mounting ring and a fixing block; the pedal main body comprises a driving shaft, a driven shaft and a pedal; the transmission part comprises a driven disc, an I-shaped disc, a sliding disc, a clamping column, a left fixing plate, a sliding rod and a pushing disc; the piece that resets includes right fixed plate, a fixed section of thick bamboo, push rod and cam. When the device is used, only the downward stepping half circle can transmit the power of the foot to the bicycle chain, and the upward power of the half circle is interrupted, so that the problem that people lacking one leg cannot finish the upward stepping half circle when riding the bicycle can be solved; the device is provided with the reset piece to enable the pedals to automatically ascend after being stepped down, so that the fatigue of people lacking one leg in riding is relieved; the bicycle can be mounted on a common bicycle in life, the bicycle does not need to be greatly modified, and the bicycle is convenient to use.

Description

Detachable bicycle pedal driving system

Technical Field

The invention relates to the field of bicycles, in particular to a detachable bicycle pedal driving system.

Background

Some people in life lose one leg for various reasons, so that the walking is inconvenient, some people rely on wheelchairs for a long time, some people have to ride bicycles to work or go to destinations for work in order to live, and the people lack one leg, so that the riding is inconvenient, and in the prior art, a plurality of bicycles designed for the people, such as bicycles ridden by hands, are also available, but the products are either conceptual products without mass production or are expensive, so that a plurality of people of the people are still ordinary bicycles for riding, and the riding is extremely inconvenient. Therefore, a device based on a conventional bicycle is needed to meet the riding requirements of people without one leg, and the device can be conveniently ridden by the people.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a detachable bicycle pedal driving system, when the device is used, for a single-side pedal, the power of the foot can be transmitted to a bicycle chain only by a half turn of downward stepping, and the power of the upward half turn is interrupted, so that the design can solve the problem that people lacking one leg cannot finish the action of upward stepping the half turn when riding a bicycle; the device is provided with the reset piece to enable the pedals to automatically ascend after being stepped down, so that the fatigue of people lacking one leg in riding is relieved; the bicycle can be mounted on a common bicycle in life, the bicycle does not need to be greatly modified, and the bicycle is convenient to use.

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

a detachable bicycle pedal driving system comprises a fixing piece, a pedal main body, a transmission piece and a reset piece.

The fixing piece comprises a fixing rod, a mounting plate, a mounting ring and a fixing block; the fixing rod is a horizontal rod, a metal plate with a round hole is fixed at the left end of the fixing rod, and the axis of the metal plate of the fixing rod is parallel to the fixing rod and used for installing other fixing parts; the mounting plate is a metal plate with a strip-shaped through groove in the middle lower part, a round hole is formed in the top of the mounting plate, the bottom of the through groove of the mounting plate is connected with the metal plate at the left end of the fixed rod through a bolt and used for connecting the fixed rod and the fixed block, and the connecting angle and distance are adjustable; the mounting rings are two symmetrical arc-shaped metal sheets, the upper ends and the lower ends of the mounting rings are fixedly provided with connecting lugs, and the circle centers of the sections of the two mounting rings are positioned at the inner sides of the two mounting rings and are used for being mounted on a frame of the bicycle; the fixed block is fixed on the right side of the mounting ring on the right side, a threaded hole is formed in the right end of the fixed block, and the threaded hole of the fixed block is connected with a round hole in the top of the mounting plate through a bolt for mounting the mounting plate.

The pedal main body comprises a driving shaft, a driven shaft and a pedal; the driving shaft is a horizontal shaft and is used for transmitting power; the left end of the driven shaft is provided with a connecting nut, and the right end of the driven shaft is coaxially and rotatably connected with the left end of the driving shaft and used for transmitting the power of the driving shaft; the tail end of the connecting rod of the pedal plate is fixed to the right end of the driving shaft and is used for supporting the feet of a person and transmitting the motion power of the feet.

The transmission part comprises a driven disc, an I-shaped disc, a sliding disc, a clamping column, a left fixing plate, a sliding rod and a pushing disc; the driven disc is coaxially fixed at the right part of the driven shaft, and the outer edge of the end surface of the driven disc is provided with a plurality of circular holes which are distributed in an annular manner and are used for being matched with the clamping columns to link the driving shaft and the driven shaft; the cross section of the I-shaped disc is I-shaped, the I-shaped disc is coaxially fixed at the left part of the driving shaft, the outer contour of the end surface of the I-shaped disc is square, and an annular plate is fixed at the outer side of the right part of the I-shaped disc and used for carrying a sliding disc; the sliding disc is a disc with a square hole in the middle, the sliding disc is connected to the outer side of the I-shaped disc in a sliding mode, and the right end face of the sliding disc is connected to an annular plate on the right portion of the I-shaped disc through a plurality of springs and used for carrying the clamping column; the number of the clamping columns is the same as that of the holes in the outer edge of the driven disc, the clamping columns are annularly and vertically fixed on the left end face of the sliding disc, the radius of a ring formed by the clamping columns is the same as that of a ring formed by the holes of the driven disc, and the clamping columns are matched with the driven disc to link the driving shaft and the driven shaft; the left fixing plate is vertically fixed on the lower side of the right part of the fixing rod, a through hole is formed in the lower part of the left fixing plate, and the left fixing plate is located on the right side of the I-shaped plate and used for carrying a sliding rod; the sliding rod is connected to the hole of the left fixing plate in a sliding mode, the left end of the sliding rod is in contact with the right end of the sliding disc, and the right end of the sliding rod is processed into a spherical shape and used for pushing the sliding disc to move leftwards and further pushing the clamping columns to be clamped into the driven disc; the push disc is coaxially fixed at the right part of the driving shaft, the push disc is positioned at the right side of the sliding rod and is in contact with the right end of the sliding rod, a semicircular notch is formed in the left end face of the push disc, the notch is half of the thickness of the push disc, and a transition slope is arranged at the junction of the notch and the non-notch of the left end face of the push disc and is used for pushing the sliding rod to move leftwards in a half circle of pedal downward movement.

The reset piece comprises a right fixing plate, a fixing barrel, a push rod and a cam; the right fixing plate is vertically fixed on the lower side of the right end of the fixing rod, the right fixing plate is positioned on the right side of the push disc, a round hole is formed in the middle of the right fixing plate, and the driving shaft is rotatably connected with the round hole of the right fixing plate and used for carrying the fixing cylinder; the fixed cylinder is fixed on the right side of the bottom end of the right fixed plate, the axis of the fixed cylinder is vertical, and the bottom end of the fixed cylinder is closed and used for carrying a push rod; the push rod is connected to the inner cavity of the fixed cylinder in a sliding manner and is used for being matched with the cam, so that an auxiliary force is obtained when the pedal moves upwards, and the pedal can move to the upper end conveniently; the cam is coaxially fixed at the right part of the driving shaft, is positioned right above the push rod, and the radiuses of the two sides of the end surface of the cam are increased from bottom to top in an increasing mode and used for being matched with the push rod to obtain an auxiliary force when the pedal moves upwards so that the pedal moves to the upper end.

Preferably, the clamping column comprises a sliding barrel, a sliding rod and a connecting spring, the sliding barrel is fixed on the left end face of the sliding disc, and the sliding rod is connected to the inner cavity of the sliding barrel in a sliding mode through the connecting spring so that the clamping column can be clamped into the hole of the driven disc conveniently.

Preferably, the top end of the push rod is provided with a roller, the axis of the roller is parallel to the driving shaft, so that the friction between the push rod and the cam is reduced.

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

(1) according to the detachable bicycle pedal driving system, when the device is used, for one single-side pedal, the power of the foot can be transmitted to a bicycle chain only by a half turn of downward stepping, and the power of the half turn of upward stepping is interrupted.

(2) According to the detachable bicycle pedal driving system, the reset piece is arranged to enable the pedal to automatically ascend after being stepped down, and fatigue of people lacking one leg in riding is relieved.

(3) According to the detachable bicycle pedal driving system, the device can be installed on a common bicycle in life, the bicycle does not need to be greatly modified, and the use is convenient.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a top view of the push plate of the present invention;

FIG. 3 is a side view of the cam of the present invention;

in the figure: 1. the pedal comprises a fixed piece, 2, a pedal body, 3, a transmission piece, 4, a reset piece, 11, a fixed rod, 12, a mounting plate, 13, a mounting ring, 14, a fixed block, 21, a driving shaft, 22, a driven shaft, 23, a pedal plate, 31, a driven plate, 32, an I-shaped plate, 33, a sliding plate, 34, a clamping column, 35, a left fixed plate, 36, a sliding rod, 37, a pushing plate, 41, a right fixed plate, 42, a fixed cylinder, 43, a pushing rod and 44.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in FIG. 1, the detachable bicycle pedal driving system of the present embodiment comprises a fixing member 1, a pedal body 2, a transmission member 3 and a returning member 4.

As shown in fig. 1, the fixing member 1 includes a fixing rod 11, a mounting plate 12, a mounting ring 13 and a fixing block 14; the fixing rod 11 is a horizontal rod, a metal plate with a round hole is fixed at the left end of the fixing rod 11, and the axis of the metal plate of the fixing rod 11 is parallel to the fixing rod 11; the mounting plate 12 is a metal plate with a strip-shaped through groove at the middle lower part, a round hole is arranged at the top of the mounting plate 12, and the bottom of the through groove of the mounting plate 12 is connected with the metal plate at the left end of the fixed rod 11 through a bolt; the mounting rings 13 are two symmetrical arc-shaped metal sheets, connecting lugs are fixed at the upper and lower ends of the mounting rings 13, and the circle centers of the sections of the two mounting rings 13 are positioned at the inner sides of the two mounting rings 13; the fixed block 14 is fixed on the right side of the mounting ring 13 on the right side, a threaded hole is formed in the right end of the fixed block 14, and the threaded hole of the fixed block 14 is connected with a round hole in the top of the mounting plate 12 through a bolt.

As shown in fig. 1, the pedal body 2 includes a driving shaft 21, a driven shaft 22 and a pedal plate 23; the driving shaft 21 is a horizontal shaft; the left end of the driven shaft 22 is provided with a connecting nut, and the right end of the driven shaft 22 is coaxially and rotatably connected with the left end of the driving shaft 21; the end of the link of the pedal 23 is fixed to the right end of the drive shaft 21.

As shown in fig. 1 and fig. 2, the transmission member 3 includes a driven plate 31, an i-shaped plate 32, a sliding plate 33, a clamping column 34, a left fixing plate 35, a sliding rod 36 and a pushing plate 37; the driven disc 31 is coaxially fixed at the right part of the driven shaft 22, and a plurality of circular holes distributed in a ring shape are arranged at the outer edge of the end surface of the driven disc 31; the cross section of the I-shaped disc 32 is I-shaped, the I-shaped disc 32 is coaxially fixed at the left part of the driving shaft 21, the outer contour of the end surface of the I-shaped disc 32 is square, and an annular plate is fixed at the outer side of the right part of the I-shaped disc 32; the sliding disc 33 is a circular disc with a square hole in the middle, the sliding disc 33 is connected to the outer side of the I-shaped disc 32 in a sliding mode, and the right end face of the sliding disc 33 is connected to an annular plate on the right portion of the I-shaped disc 32 through a plurality of springs; the number of the clamping columns 34 is the same as that of holes in the outer edge of the driven disc 31, the clamping columns 34 are annularly and vertically fixed on the left end face of the sliding disc 33, the radius of a ring formed by the clamping columns 34 is the same as that of a ring formed by the holes of the driven disc 31, each clamping column 34 comprises a sliding cylinder, a sliding rod and a connecting spring, the sliding cylinder is fixed on the left end face of the sliding disc 33, and the sliding rod is connected to the inner cavity of the sliding cylinder in a sliding mode through the connecting spring; the left fixing plate 35 is vertically fixed at the lower side of the right part of the fixing rod 11, a through hole is arranged at the lower part of the left fixing plate 35, and the left fixing plate 35 is positioned at the right side of the I-shaped disk 32; the sliding rod 36 is connected to the hole of the left fixing plate 35 in a sliding manner, the left end of the sliding rod 36 is in contact with the right end of the sliding disc 33, and the right end of the sliding rod 36 is processed into a spherical shape; the push disc 37 is coaxially fixed at the right part of the driving shaft 21, the push disc 37 is positioned at the right side of the sliding rod 36 and is in contact with the right end of the sliding rod 36, a semicircular notch is formed in the left end face of the push disc 37, the thickness of the notch is half of that of the push disc 37, and a transition slope is formed at the junction of the notch and the non-notch of the left end face of the push disc 37.

As shown in fig. 1 and 3, the reset unit 4 includes a right fixing plate 41, a fixing cylinder 42, a push rod 43 and a cam 44; the right fixing plate 41 is vertically fixed at the lower side of the right end of the fixing rod 11, the right fixing plate 41 is positioned at the right side of the push disc 37, a round hole is arranged in the middle of the right fixing plate 41, and the driving shaft 21 is rotatably connected with the round hole of the right fixing plate 41; the fixed cylinder 42 is fixed on the right side of the bottom end of the right fixed plate 41, the axis of the fixed cylinder 42 is vertical, and the bottom end of the fixed cylinder 42 is closed; the push rod 43 is connected to the inner cavity of the fixed cylinder 42 in a sliding way, and the top end of the push rod 43 is provided with a roller, and the axis of the roller is parallel to the driving shaft 21; the cam 44 is coaxially fixed at the right part of the driving shaft 21, the cam 44 is positioned right above the push rod 43, and the two sides of the end surface of the cam 44 are increased in radius from bottom to top.

When the detachable bicycle pedal driving system is used specifically, the mounting ring 13 is mounted on the frame of the bicycle, the pedal on one side of the bicycle is detached, the driven shaft 22 is mounted on the bicycle at the place where the bicycle is just detached, and the angle of mounting the mounting plate 12 and the fixed rod 11 is adjusted, so that the device is fixed, and the mounting is completed. When a user with one missing leg rides, the user steps down the pedal 23 on the side from top to bottom, at the moment, the non-notch part of the push disc 37 pushes the sliding rod 36 to the left side, so that the sliding disc 33 drives the clamping column 34 to move leftwards, further the clamping column 34 is inserted into the through hole of the driven disc 31, at the moment, the driven shaft 22 is linked with the driving shaft 21, and the power of the step is transmitted to a bicycle chain to realize the riding movement. At the same time as the foot board 23 moves downward from above, the cam 44 presses the push rod 43 downward, and the push rod 43 compresses the spring on the lower side thereof. When the pedal 23 moves to the bottom, the push rod 43 is pushed up by the spring, and then the pedal 23 is pushed to the upper side through the cam 44, when the pedal 23 moves from the bottom to the top, the slot-lacking part of the push disc 37 is opposite to the slide rod 36, the slide rod 36 and the slide disc 33 are pulled back by the spring on the right side of the slide disc 33, and then the clamping column 34 is pulled out from the through hole of the driven disc 31, at this time, the driving shaft 21 and the driven shaft 22 are not linked, and the pedal 23 is convenient to reset upwards.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can dismantle pedal actuating system of bicycle, includes mounting (1), pedal main part (2), driving medium (3) and the piece (4) that resets, its characterized in that:

the fixing piece (1) comprises a fixing rod (11), a mounting plate (12), a mounting ring (13) and a fixing block (14); the fixing rod (11) is a horizontal rod, a metal plate with a round hole is fixed at the left end of the fixing rod (11), and the axis of the metal plate of the fixing rod (11) is parallel to the fixing rod (11); the mounting plate (12) is a metal plate with a strip-shaped through groove at the middle lower part, a round hole is arranged at the top of the mounting plate (12), and the bottom of the through groove of the mounting plate (12) is connected with the metal plate at the left end of the fixed rod (11) through a bolt; the mounting rings (13) are two symmetrical arc-shaped metal sheets, connecting lugs are fixed at the upper and lower ends of the mounting rings (13), and the circle centers of the sections of the two mounting rings (13) are positioned at the inner sides of the two mounting rings (13); the fixed block (14) is fixed on the right side of the mounting ring (13) on the right side, a threaded hole is formed in the right end of the fixed block (14), and the threaded hole of the fixed block (14) is connected with a round hole in the top of the mounting plate (12) through a bolt;

the pedal main body (2) comprises a driving shaft (21), a driven shaft (22) and a pedal plate (23); the driving shaft (21) is a horizontal shaft; the left end of the driven shaft (22) is provided with a connecting nut, and the right end of the driven shaft (22) is coaxially and rotatably connected with the left end of the driving shaft (21); the tail end of a connecting rod of the pedal (23) is fixed at the right end of the driving shaft (21);

the transmission piece (3) comprises a driven disc (31), an I-shaped disc (32), a sliding disc (33), a clamping column (34), a left fixing plate (35), a sliding rod (36) and a pushing disc (37); the driven disc (31) is coaxially fixed at the right part of the driven shaft (22), and a plurality of circular holes which are distributed in an annular shape are arranged at the outer edge of the end surface of the driven disc (31); the cross section of the I-shaped disc (32) is I-shaped, the I-shaped disc (32) is coaxially fixed at the left part of the driving shaft (21), the outer contour of the end surface of the I-shaped disc (32) is square, and an annular plate is fixed at the outer side of the right part of the I-shaped disc (32); the sliding disc (33) is a circular disc with a square hole in the middle, the sliding disc (33) is connected to the outer side of the I-shaped disc (32) in a sliding mode, and the right end face of the sliding disc (33) is connected to an annular plate on the right portion of the I-shaped disc (32) through a plurality of springs; the number of the clamping columns (34) is the same as that of holes in the outer edge of the driven disc (31), the clamping columns (34) are annularly and vertically fixed on the left end face of the sliding disc (33), and the radius of a ring formed by the clamping columns (34) is the same as that of a ring formed by the holes of the driven disc (31); the left fixing plate (35) is vertically fixed on the lower side of the right part of the fixing rod (11), a through hole is formed in the lower part of the left fixing plate (35), and the left fixing plate (35) is located on the right side of the I-shaped disc (32); the sliding rod (36) is connected to a hole of the left fixing plate (35) in a sliding mode, the left end of the sliding rod (36) is in contact with the right end of the sliding disc (33), and the right end of the sliding rod (36) is processed into a spherical shape; the push disc (37) is coaxially fixed at the right part of the driving shaft (21), the push disc (37) is positioned at the right side of the sliding rod (36) and is in contact with the right end of the sliding rod (36), a semicircular notch is formed in the left end face of the push disc (37), the thickness of the notch is half of that of the push disc (37), and a transition slope is arranged at the junction of the notch and the non-notch of the left end face of the push disc (37);

the reset piece (4) comprises a right fixing plate (41), a fixing cylinder (42), a push rod (43) and a cam (44); the right fixing plate (41) is vertically fixed on the lower side of the right end of the fixing rod (11), the right fixing plate (41) is positioned on the right side of the push disc (37), a round hole is formed in the middle of the right fixing plate (41), and the driving shaft (21) is rotatably connected with the round hole of the right fixing plate (41); the fixed cylinder (42) is fixed on the right side of the bottom end of the right fixed plate (41), the axis of the fixed cylinder (42) is vertical, and the bottom end of the fixed cylinder (42) is closed; the push rod (43) is connected to the inner cavity of the fixed cylinder (42) in a sliding way; the cam (44) is coaxially fixed at the right part of the driving shaft (21), the cam (44) is positioned right above the push rod (43), and the two sides of the end surface of the cam (44) are increased in radius from bottom to top.

2. A detachable bicycle pedal drive system according to claim 1, characterized in that: the clamping column (34) comprises a sliding cylinder, a sliding rod and a connecting spring, the sliding cylinder is fixed on the left end face of the sliding disc (33), and the sliding rod is connected to the inner cavity of the sliding cylinder in a sliding mode through the connecting spring.

3. A detachable bicycle pedal drive system according to claim 1, characterized in that: the top end of the push rod (43) is provided with a roller, and the axis of the roller is parallel to the driving shaft (21).