CN214451617U

CN214451617U - Forward and backward rotation driving device for pedal of bicycle

Info

Publication number: CN214451617U
Application number: CN202120314716.4U
Authority: CN
Inventors: 汪俊杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-10-22
Anticipated expiration: 2031-02-04

Abstract

The application discloses running-board is in same direction as anti-rotation drive arrangement for bicycle, including side cap, limit frame, nozzle stub, grafting pipe, rectangle window, pedal axle, circle piece, oval spout, circle axle, U type strip piece, first check valve, piston cylinder, fixed plate, pneumatic motor, first gear, intake pipe, second check valve, return bend, linking slider, round piston, second gear, third gear and bearing. This application is rational in infrastructure, through the third gear with the installation of pedal axle medial extremity with be located the epaxial second gear rotation of circle and the drive ratio is 3 between second gear and the third gear: 1, reach laborsaving pedal braking's effect, be favorable to rotating the disk through the circle hub connection, be convenient for reciprocate in the piston cylinder with the round piston that links to each other, realize converting rotary motion into reciprocating linear motion's function, reach the effect with pneumatic motor operation, be favorable to rotating first gear, realize the running-board in the same direction as the function of the contra-rotation output syntropy drive power.

Description

Forward and backward rotation driving device for pedal of bicycle

Technical Field

The application relates to a clockwise and anticlockwise rotation driving device, in particular to a clockwise and anticlockwise rotation driving device for a pedal of a bicycle.

Background

Some European people in the 19 th century also conceive ideal bicycle drawings, people think that the larger wheel runs faster at the early stage of the invention of the bicycle, two men ride the bicycle with one wheel almost as high as one person, in the invention stage of the bicycle, some people do not design the two wheels of the bicycle to be placed front and back, but make the two wheels to be placed left and right, the appearance of the bicycle is somewhat similar to a wheelchair, 2012, China has a hand-foot double-power body-building bicycle, the bicycle can push and pull the handlebar to obtain forward driving force while riding, the perfect combination of body-building and riding instead of walking is realized, and due to the effect of the push and pull handlebar, the whole body muscles of waist, abdomen, legs, chest, arms and the like can be effectively exercised during riding, and the historical new era of the bicycle is opened.

When the pedals are reversely pedaled by the existing bicycle, the driving power cannot be provided, the pedals are easy to rotate reversely without obstruction, certain potential safety hazards exist, and the pedaled driving is relatively hard. Therefore, a pedal forward and backward rotation driving device for a bicycle is provided to solve the above problems.

Disclosure of Invention

A running-board is along the anti-rotation drive arrangement for bicycle, including surrounding frame, step on the assembly, press and arrange the assembly and output assembly, the frame mouth installs the side cap around the said surrounding frame, and surround both sides of frame and incline and mount one end of the pipe of inserting upwards;

the pedal assembly comprises a pedal shaft, a round shaft, a second gear and a third gear, the inner side of one end of the pedal shaft is rotatably connected with the short pipe through a bearing, the third gear is mounted at one end of the pedal shaft, the third gear and the second gear are meshed and connected with each other, and the second gear is assembled on the inner side of the corresponding end of the round shaft;

the pressing and discharging assembly comprises a round block, a U-shaped strip block, a piston cylinder and a round piston, the round block is assembled in the middle of a round shaft, the round surfaces on two sides of the round block are respectively provided with an elliptical sliding groove, the bottom end of the U-shaped strip block is fixedly connected with the round surface on the top of the round piston, the top of the inner side wall of the U-shaped strip block is mutually connected with the two corresponding elliptical sliding grooves in a sliding manner through a connecting slide block, and the round piston is arranged in the piston cylinder in a sliding manner;

the output assembly comprises a pneumatic motor, a first gear, an air inlet pipe and a second check valve, the output end of the pneumatic motor is provided with the first gear, an air inlet port of the pneumatic motor is connected with one end of the air inlet pipe, the air inlet pipe is provided with the second check valve, and the other end of the air inlet pipe is communicated with the bottom of the piston cylinder.

Furthermore, a hole structure is arranged in the middle of the top of the side wall of the outer side of the side cover, and an outer port of the hole structure is fixedly connected with one end of the short pipe.

Furthermore, a rectangular window is formed in the bottom of the side wall of one side of the side enclosing frame, and the middle position in the side enclosing frame is fixedly connected with the piston cylinder through two symmetrically distributed fixed connecting plates.

Furthermore, the side wall of one side in the side enclosure frame is fixedly connected with one end of the fixing plate, and the side wall of one side of the fixing plate is fixedly connected with the corresponding end face of the pneumatic motor.

Furthermore, the circular shaft is located at the top between the two side covers, and the two ends of the circular shaft are respectively and rotationally connected with the inner side walls of the two corresponding side covers.

Further, return bend one end is installed in piston barrel annular face bottom intercommunication, and installs first check valve on the return bend.

Further, the flow direction control direction of the second check valve is opposite to that of the first check valve, and the second check valve and the first check valve respectively serve as coordinated control components of air exhaust and air suction.

Furthermore, the first gear is in transmission connection with a transmission structure on the external bicycle through a chain.

Further, the second gear specification is smaller than the third gear specification, and the transmission ratio of the second gear to the third gear is 3: 1.

Furthermore, the connection sliding block is of a columnar structure, and a lubricant is filled between the connection sliding block and the oval sliding groove.

The beneficial effect of this application is: the application provides a bicycle is with laborsaving running-board in same direction as anti-rotation driving device.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a perspective view of the overall structure of one embodiment of the present application;

FIG. 2 is a schematic diagram of an internal structure of a bounding box according to an embodiment of the present application;

FIG. 3 is a schematic view of the internal structure of a piston cylinder according to an embodiment of the present application;

FIG. 4 is a schematic view of an inner side structure of a side cover according to an embodiment of the present application;

FIG. 5 is a schematic view of an outer side structure of a side cover according to an embodiment of the present application;

FIG. 6 is a schematic view of a connection structure of a round block and a round shaft according to an embodiment of the present application.

In the figure: 1. side cover, 2, border frame, 3, nozzle stub, 4, the pipe of pegging graft, 5, rectangular window, 6, pedal axle, 7, circle piece, 8, oval spout, 9, circle axle, 10, U type strip piece, 11, first check valve, 12, piston cylinder, 13, fixed plate, 14, pneumatic motor, 15, first gear, 16, intake pipe, 17, second check valve, 18, return bend, 19, link up slider, 20, round piston, 21, second gear, 22, third gear, 23, bearing.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-6, a bicycle pedal clockwise and anticlockwise rotation driving device comprises an edge frame 2, a pedal assembly, a pressure bar assembly and an output assembly, wherein side covers 1 are respectively installed on the front frame opening and the rear frame opening of the edge frame 2, and one ends of inserting pipes 4 are respectively installed on two sides of the edge frame 2 in an inclined and upward manner;

the pedal assembly comprises a pedal shaft 6, a round shaft 9, a second gear 21 and a third gear 22, the inner side of one end of the pedal shaft 6 is rotatably connected with the short pipe 3 through a bearing 23, the third gear 22 is installed at one end of the pedal shaft 6, the third gear 22 is meshed with the second gear 21, and the second gear 21 is assembled on the inner side of the corresponding end of the round shaft 9;

by rotating the third gear 22 mounted with the inner end of the pedal shaft 6 and the second gear 21 on the round shaft 9, the transmission ratio between the second gear 21 and the third gear 22 is 3:1, the effect of labor-saving pedal braking is achieved, and the rotation of the round block 7 connected through the round shaft 9 is facilitated.

The pressing and discharging assembly comprises a round block 7, U-shaped strip blocks 10, a piston cylinder 12 and a round piston 20, wherein the round block 7 is assembled in the middle of a round shaft 9, elliptic slide grooves 8 are formed in the round surfaces on two sides of the round block 7, the U-shaped strip blocks 10 connected through a connecting slide block 19 can move up and down in a reciprocating mode in sequence through the rotation of the elliptic slide grooves 8 formed in the round block 7, the bottom end of each U-shaped strip block 10 is fixedly connected with the round surface of the top of the round piston 20, the tops of the inner side walls of the U-shaped strip blocks 10 are in mutual sliding connection with the two corresponding elliptic slide grooves 8 through a connecting slide block 19, and the round piston 20 is installed in the piston cylinder 12 in a sliding mode;

through the rotation of the oval sliding groove 8 arranged on the round block 7, the U-shaped strip block 10 connected by the connecting sliding block 19 can move up and down in a reciprocating manner in order, so that the connected round piston 20 can move up and down in the piston cylinder 12 conveniently, and the function of converting rotary motion into reciprocating linear motion is realized.

The output assembly comprises a pneumatic motor 14, a first gear 15, an air inlet pipe 16 and a second check valve 17, the first gear 15 is assembled at the output end of the pneumatic motor 14, the air inlet port of the pneumatic motor 14 is connected with one end of the air inlet pipe 16, the second check valve 17 is installed on the air inlet pipe 16, and the other end of the air inlet pipe 16 is communicated with the bottom in the piston cylinder 12;

high-pressure gas through the compression can be carried to pneumatic motor 14 in through intake pipe 16 under the effect of second check valve 17, reaches the effect with pneumatic motor 14 operation, is favorable to rotating first gear 15, realizes the function of running-board in the same direction as the contra-rotation output driving force.

A hole structure is arranged in the middle of the top of the side wall of the outer side of the side cover 1, and an outer port of the hole structure is fixedly connected with one end of the short pipe 3; a rectangular window 5 is formed in the bottom of the side wall of one side of the side enclosure frame 2, and the middle position in the side enclosure frame 2 is fixedly connected with the piston cylinder 12 through two symmetrically distributed fixed connecting plates, so that a fixing effect is achieved; the side wall of one side in the side enclosure frame 2 is fixedly connected with one end of the fixing plate 13, and the side wall of one side of the fixing plate 13 is fixedly connected with the corresponding end face of the pneumatic motor 14, so that the effect of fixing the pneumatic motor 14 is achieved; the circular shaft 9 is positioned at the top between the two side covers 1, and two ends of the circular shaft 9 are respectively and mutually rotatably connected with the inner side walls of the two corresponding side covers 1; the bottom of the annular surface of the piston cylinder 12 is communicated with one end provided with an elbow 18, and the elbow 18 is provided with a first check valve 11; the flow direction control direction of the second check valve 17 is opposite to that of the first check valve 11, the second check valve 17 and the first check valve 11 are respectively used as exhaust and suction coordination control components, and the second check valve 17 and the first check valve 11 are respectively used as exhaust and suction coordination control components, so that the normal operation of the piston and air compression and exhaust 12 can be ensured; the first gear 15 is in transmission connection with a transmission structure on an external bicycle through a chain, so that the effect of driving the bicycle is achieved; the specification of the second gear 21 is smaller than that of the third gear 22, and the transmission ratio of the second gear 21 to the third gear 22 is 3: 1; the connecting sliding block 19 is of a cylindrical structure, a lubricant is filled between the connecting sliding block 19 and the oval sliding groove 8, and the lubricant is filled between the connecting sliding block 19 and the oval sliding groove 8, so that the degree of friction and wear can be reduced.

When the pedal shaft 6 is rotated, the third gear 22 installed at the inner end of the pedal shaft 6 and the second gear 21 on the round shaft 9 rotate, and the transmission ratio between the second gear 21 and the third gear 22 is 3:1, achieving the effect of labor-saving pedal braking, and being beneficial to rotating a round block 7 connected by a round shaft 9;

when the round block 7 rotates, the U-shaped bar blocks 10 connected by the connecting slide block 19 can move up and down in a reciprocating manner in sequence through the rotation of the oval slide grooves 8 formed in the round block 7, so that the connected round pistons 20 can move up and down in the piston cylinder 12 conveniently, and the function of converting rotary motion into reciprocating linear motion is realized;

when the round piston 20 which reciprocates up and down compresses and exhausts the air in the piston cylinder 12, the compressed high-pressure air can be conveyed into the pneumatic motor 14 under the action of the second check valve 17 through the air inlet pipe 16, so that the effect of operating the pneumatic motor 14 is achieved, the first gear 15 is favorably rotated, and the function of outputting the same-direction driving force by forward and backward rotation of the pedal plate is realized.

The application has the advantages that:

1. this application is rational in infrastructure, and through the third gear 22 that will install with the inboard end of pedal shaft 6 and the second gear 21 that is located on round axle 9 rotates and the drive ratio is 3 between second gear 21 and the third gear 22: 1, achieving the effect of labor-saving pedal braking, and being beneficial to rotating a round block 7 connected by a round shaft 9;

2. the structure is reasonable, the U-shaped bar blocks 10 connected through the connecting slide blocks 19 can move up and down in a reciprocating manner in sequence through the rotation of the oval slide grooves 8 formed in the round blocks 7, the connected round pistons 20 can move up and down in the piston cylinders 12 conveniently, and the function of converting rotary motion into reciprocating linear motion is realized;

3. this application is rational in infrastructure, and high-pressure gas through the compression can carry high-pressure gas to pneumatic motor 14 in through intake pipe 16 under the effect of second check valve 17, reaches the effect with pneumatic motor 14 operation, is favorable to rotating first gear 15, realizes the running-board in the same direction as the function of the contra-rotation output syntropy drive power.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A running-board is in same direction as anti-rotation drive arrangement for bicycle, its characterized in that: the side covers (1) are arranged on the front frame opening and the rear frame opening of the side enclosing frame (2), and one ends of the inserting pipes (4) are obliquely and upwards arranged on the two sides of the side enclosing frame (2);

the pedal assembly comprises a pedal shaft (6), a round shaft (9), a second gear (21) and a third gear (22), wherein the inner side of one end of the pedal shaft (6) is rotatably connected with the short pipe (3) through a bearing (23), the third gear (22) is installed at one end of the pedal shaft (6), the third gear (22) is meshed with the second gear (21) and is connected with the second gear (21), and the second gear (21) is assembled on the inner side of the corresponding end of the round shaft (9);

the pressing and discharging assembly comprises a round block (7), a U-shaped strip block (10), a piston cylinder (12) and a round piston (20), the round block (7) is assembled in the middle of a round shaft (9), the round surfaces on two sides of the round block (7) are respectively provided with an oval sliding groove (8), the bottom end of the U-shaped strip block (10) is fixedly connected with the round surface on the top of the round piston (20), the top of the inner side wall of the U-shaped strip block (10) is mutually connected with the two corresponding oval sliding grooves (8) in a sliding mode through a connecting sliding block (19), and the round piston (20) is installed in the piston cylinder (12) in a sliding mode;

the output assembly comprises a pneumatic motor (14), a first gear (15), an air inlet pipe (16) and a second check valve (17), the output end of the pneumatic motor (14) is provided with the first gear (15), the air inlet port of the pneumatic motor (14) is connected with one end of the air inlet pipe (16), the air inlet pipe (16) is provided with the second check valve (17), and the other end of the air inlet pipe (16) is communicated with the bottom of the piston cylinder (12).

2. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the middle position of the top of the side wall of the outer side of the side cover (1) is provided with a hole structure, and the port of the outer side of the hole structure is fixedly connected with one end of the short pipe (3).

3. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: rectangular window (5) have been seted up to limit frame (2) one side lateral wall bottom, and the intermediate position all is connected with piston cylinder (12) mutual fixed connection through two fixed connection boards of symmetric distribution in limit frame (2).

4. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the side wall of one side in the edge frame (2) is fixedly connected with one end of the fixing plate (13), and the side wall of one side of the fixing plate (13) is fixedly connected with the corresponding end face of the pneumatic motor (14).

5. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the round shaft (9) is positioned at the top between the two side covers (1), and the two ends of the round shaft (9) are respectively and rotationally connected with the inner side walls of the two corresponding side covers (1).

6. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: piston cylinder (12) toroidal surface bottom intercommunication is installed return bend (18) one end, and installs first check valve (11) on return bend (18).

7. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the flow direction control direction of the second check valve (17) is opposite to that of the first check valve (11), and the second check valve (17) and the first check valve (11) are used as coordinated control components for exhaust and suction respectively.

8. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the first gear (15) is in transmission connection with a transmission structure on an external bicycle through a chain.

9. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the specification of the second gear (21) is smaller than that of the third gear (22), and the transmission ratio of the second gear (21) to the third gear (22) is 3: 1.

10. The bicycle pedal forward/backward rotation driving device according to claim 1, wherein: the connecting sliding block (19) is of a columnar structure, and a lubricant is filled between the connecting sliding block (19) and the oval sliding groove (8).