CN103213644A - Bicycle pedal and manufacturing method thereof - Google Patents
Bicycle pedal and manufacturing method thereof Download PDFInfo
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- CN103213644A CN103213644A CN201310153612XA CN201310153612A CN103213644A CN 103213644 A CN103213644 A CN 103213644A CN 201310153612X A CN201310153612X A CN 201310153612XA CN 201310153612 A CN201310153612 A CN 201310153612A CN 103213644 A CN103213644 A CN 103213644A
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- pedal
- footwear
- pedal body
- pin
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Abstract
The invention provides a bicycle pedal and a manufacturing method thereof. The bicycle pedal comprises a pedal body and a rotating shaft. The pedal body is used for containing a foot of a rider and is used for limiting the foot from five directions including the front, the rear, two sides and the upper position. Force exerted on the front position, the rear position and the upper position of the foot by the rider is transferred to the rotating shaft through the pedal body. The rotating shaft is arranged on the pedal body, and a bicycle is driven to run by the fact that the rotating shaft operates along with the pedal body. Through the arrangement of the pedal body, the foot is limited from the five directions including the front, the rear, two sides and the upper position of the foot, a pedal bottom board is not arranged at the sole of the foot, namely the pedal is a bottomless shoe-shaped pedal, the rider can ride the bicycle to run through force from upward raising, forward pushing and backward pulling, the muscle such as quadriceps femoris is exercised, pressure friction of knee joints can be avoided or reduced, and the pedal is beneficial for delaying degenerative change of the knee joints and improving living quality of patient groups.
Description
Technical field
The present invention relates to a kind of bicycle and man and bicycle body-building apparatus, relate in particular to a kind of bicycle pedal and manufacture method thereof.
Background technology
Human knee joint has limited load friction number of times, and the growth at age or for a long time, excessively use can cause irreversible wearing and tearing of knee joint and pathology, can make the people produce pain when serious, difficulty in walking, life inconvenience, and then the atrophy of formation leg muscle and shank distortion.But reducing the movable meeting of knee joint influence work and quality of life, also can influence the exercise at other position of health.Can suitably reduce kneed load pressure by bike, change kneed abrading section, reduce kneed degree of wear, the while also can be tempered the muscle of shank effectively and improve and line efficiency.But, still need shank to step on to pedal in the time of by bike downwards and drive bicycle, cause knee joint under pressured state, to rub, so both be unfavorable for knee joint protection, can not avoid the injury of knee joint caused pain that rubs.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of bicycle pedal and manufacture method thereof that can make the bicyclist prevent or alleviate the friction of knee joint pressurized when riding.
The present invention relates to a kind of bicycle pedal, comprise pedal body and turning cylinder, described pedal body is in order to ccontaining rider's pin, and limit pin from the place ahead, rear, five directions in both sides and top of pin, the power that the rider acts on the place ahead, rear and the top of pin is passed to described turning cylinder by described pedal body, described turning cylinder is located on the described pedal body, and drives the running of bicycle with the motion of described pedal body by described turning cylinder.
Described pedal body comprises back, head, rear heel, lining group and outer group, described back, head, rear heel, lining group and outer group instep, the place ahead, rear, pin inboard and the outside of foot with rider's pin respectively are corresponding, described back, head, lining group, rear heel and help outward to surround formation in order to ccontaining rider's the pin or the inner chamber of footwear.
Described turning cylinder is located on the described back.
Counterweight and back counterweight before described head and described back are respectively equipped with.
Described outer group or described in the junction of group and described rear heel be provided with the opening that a pin for the rider passes in and out described inner chamber.
The size and shape of described inner chamber all with the outline of rider's pin or shoes coupling.
Shape at the inwall of described inner chamber is determined by the some different footwear outline line on the inwall that is located at described inner chamber, some described footwear outline lines distribute along rider's pin neck cross-section center point normal, the size of described footwear outline line is from bottom to top according to descending order setting, each footwear outline line and near space and specific shoe size be complementary
The edge of described pedal body is provided with the structure of turning up, and the described structure of turning up is the smooth surface design.
The present invention also provides a kind of manufacture method of bicycle pedal, in order to make the pedal body of bicycle pedal, comprises the steps: at first, and rider's footwear are divided into groups by size, selects a sample footwear type in every group of footwear; Then, according to the pedal body inner chamber model of the corresponding integral type of exterior design of each sample footwear; Again according to protruding, the negative mold of inner chamber model and pedal stress distribution design pedal body; At last, utilize different moulds to make the pedal body of different size with this moulding.
The present invention also provides a kind of manufacture method of bicycle pedal, in order to make the pedal body of bicycle pedal, comprises the steps:
S100: rider's footwear are pressed oad grouping, and according on the same group footwear design footwear outline line not;
S200: the mould that manufactures and designs pedal body; Comprise the steps:
S201: in design process, on the model of making pedal body, design rider's pin neck cross-section center point normal earlier, described normal is carried out segmentation from top to bottom, thereby on model, form different height separated by a distance, make the outline of model of each height then all according to not on the same group footwear outline line setting;
In setting up procedure, on the same group described footwear outline line is not arranged along described normal from top to bottom according to the ascending order of size, and made that each plane, outline line place is vertical with described normal; Simultaneously, the pin neck cross-section center point in each footwear outline line is roughly concentric, and centre of the palm direction is roughly the same;
S202: the outer contour by the model of differing heights is combined to form spline surface;
S203: design and produce convex mold according to described spline surface, and the stress distribution design according to pedal is made the negative mold that matches on the size basis of described convex mold;
S300: described convex mold of supporting use and negative mold, described pedal body is made in one-shot forming.
The present invention is by the setting of pedal body, thereby the place ahead at pin, the rear, five directions in both sides and top limit pin, and the base plate that setting does not scrunch to sole, promptly this pedal is the shoe-shaped pedal of the no end, the person of riding can be by choosing in the foot, before push away, post-tensioning strength drives bicycle and moves ahead, avoid or reduced kneed pressurized friction, muscle such as quadriceps muscle of thigh have been tempered, having strengthened the user stands, on foot with the heavy burden ability, for the quality of life that delays and improve this patient population of knee joint retrogression pathological changes provides a kind of bicycle pedal and manufacture method thereof that can make the bicyclist prevent or alleviate the friction of knee joint pressurized when riding.In addition, the present invention is by two kinds of manufacture methods, can manufacturing and the pedal of the shoes special use of specific dimensions, specification, also can make the pedal of the shoes of general multiple size, specification.
Description of drawings
Fig. 1 is the structural representation of the pedal body of the embodiment of the invention 1;
Fig. 2 is the structural representation of the pedal body of the embodiment of the invention 2;
Among the figure, 1, the 5-pedal body; 11,51-back; 12,52-head; 13, help in the 53-; 14,54-helps outward; 15,55-rear heel; 16, counterweight behind the 56-; 17, counterweight before the 57-; 2,6-turning cylinder; 21,61-connecting portion; 3,7-inner chamber; 58-23 centimetre of outline line; 59-25 centimetre of outline line; 50-27 centimetre of outline line; 8-pin neck cross-section center point normal.
The specific embodiment
Below with reference to Fig. 1 and Fig. 2 bicycle pedal provided by the invention is described in detail, it is respectively two optional embodiments of the present invention, can think that those skilled in the art can make amendment and polishes in the scope that does not change spirit of the present invention and content it.
Embodiment 1
In the present embodiment, please refer to Fig. 1, present embodiment provides a kind of bicycle pedal, comprise pedal body 1 and turning cylinder 2, described pedal body 1 is in order to ccontaining rider's pin, and limit pin from the place ahead, rear, five directions in both sides and top of pin, the power that the rider acts on the place ahead, rear and the top of pin is passed to described turning cylinder 2 by described pedal body 1, described turning cylinder 2 is located on the described pedal body 1, and drives the running of bicycle with the motion of described pedal body 1 by described turning cylinder 2.In the present invention, the motion of pedal body can be left-hand revolution, clickwise or swing back and forth.Pin in the present embodiment also can be considered as shoes, because all be installed with shoes during by bike as the people usually.
In the present embodiment, please refer to Fig. 1, described pedal body 1 comprises back 11, head 12, rear heel 15, lining group 13 and outer group 14, described back 11, head 12, rear heel 15, lining group 13 and help 14 outward instep, the place ahead, rear, pin inboard and the outside of foot with rider's pin is corresponding respectively, described back 11, head 12, lining help 13, rear heel 15 and help 14 to surround the inner chamber 3 of formation in order to ccontaining rider's pin outward.Thereby realized from front, rear, left and right and above etc. five directions hold and limit bicyclist's footwear and pin, and by turning cylinder 2 to the bicycle transmission person of riding foot forward, backward and the power that makes progress drive bicycle or miscellaneous equipment, need not to exert pressure to knee joint.The pedal body that present embodiment provides only is the pedal that has replaced in the former bicycle, and other bindiny mechanisms of bicycle and operation principles are all similar with bicycle, be that original bicycle is realized rotation by pushes pedals, and then drive in-to-in mechanism transmits rotation, finally make tire rotate, also be to realize the tire rotation in the present embodiment by pedal body 1 is rotated, make that just the principle of pedal body 1 rotation is different with mode, this difference is by due to the structure of pedal body 1 itself, miscellaneous part comprises that turning cylinder 2 is gauge member.Turning cylinder 2 is a gauge member, can be applicable to the pedal body 1 of all specifications and the pedal of some other type, and easy to loading and unloading.
Usually bicycle is trampled by people's pin cw and is realized the tire rotation, but in the present embodiment, can be with the mechanism realization driving same with ordinary bicycle, but by making rider's left-hand revolution pedal body 1 realize the tire rotation, promptly with the oppositely directed mode of trampling of ordinary bicycle, but driving mechanism is similar, thereby realizes driving.At this moment, this the shoe-shaped bicycle pedal of no end that uses present embodiment to provide can transmit foot upwards, forward and power backward, different with bicycle of the prior art owing to pedal body 1, it is easier than the rotation of cw load to make when the strength of using pin realizes the rotation of conter clockwise load, front and back load swing or makes progress load exercise.
Described turning cylinder 2 is located on the described back 11, and described turning cylinder 2 goes for all pedal bodies 1 of this class pedal of various embodiment of the present invention.In the present embodiment, please refer to Fig. 1, turning cylinder 2 is connected with described pedal body 1 by the connecting portion 21 on the back 11 that fixedly is located at described pedal body 1.
Please refer to Fig. 1, described outer group 14 or described in the junction of group 13 and described rear heel 15 be provided with the opening that a pin for the rider passes in and out described inner chamber 3.In the present embodiment, the opening of described inner chamber 3 is located at the junction of described outer group 14 and described rear heel 15.The shoe insert of this opening and corresponding specification is complementary, and makes the cyclist pin can be put into inner chamber 3 by this opening, is unlikely to the effect of the whole pedal body 1 of too big influence again.
In the present embodiment, the size and shape of described inner chamber 3 all with the outline of rider's pin or shoes coupling.Pedal that promptly should footwear type of the no end is according to rider's shoes special use, but not various footwear type general-duty all.The size of inner chamber 3 is fixed, and only is fit to be enclosed within on the footwear sizes (for example, the footwear of 25cm) of a certain specification, makes inner chamber 3 and be inserted between these specification footwear in it and almost do not have the space.The person of riding can select the pedal body that is suitable for according to the matching degree of the oad of own footwear and inner chamber 3.
The edge of described pedal body 1 is provided with the structure of turning up, and the described structure of turning up is smooth surface design, that is all edges are arc along cross-section curve.Leg, pin, the footwear of being convenient to the person of riding enter inner chamber 3, do not hang trouser legs.
Present embodiment also provides a kind of manufacture method of bicycle pedal, in order to make the pedal body 1 of bicycle pedal, promptly make in the present embodiment according to different shoe size specifications and the method for the pedal of different special uses.This method comprises the steps: at first, and rider's footwear are divided into groups by size, selects a sample footwear type in every group of footwear; Then, according to the pedal body 1 inner chamber model of the corresponding integral type of configuration design of each sample footwear, again according to protruding, the negative mold of inner chamber model and pedal stress distribution design pedal body 1; At last, utilize different mould one-shot formings to make the pedal body of different size.
The present invention is by the setting of pedal body, thereby the place ahead of pin again, the rear, five directions in both sides and top limit pin, and the base plate that setting does not scrunch to sole, promptly this pedal is the shoe-shaped pedal of the no end, the person of riding can be by choosing in the foot, before push away, post-tensioning strength drives bicycle and moves ahead, avoid or reduced kneed pressurized friction, muscle such as quadriceps muscle of thigh have been tempered, having strengthened the user stands, on foot with the heavy burden ability, for the quality of life that delays and improve this patient population of knee joint retrogression pathological changes provides a kind of bicycle pedal and manufacture method thereof that can make the bicyclist prevent or alleviate the friction of knee joint pressurized when riding.In addition, the present invention is by two kinds of manufacture methods, can manufacturing and the pedal of the shoes special use of specific dimensions, specification, also can make the pedal of the shoes of general multiple size, specification.
Please refer to Fig. 2, present embodiment provides a kind of bicycle pedal, comprise pedal body 5 and turning cylinder 6, described pedal body 5 is in order to ccontaining rider's pin, and limit pin from the place ahead, rear, five directions in both sides and top of pin, the power that the rider acts on the place ahead, rear and the top of pin is passed to described turning cylinder 6 by described pedal body 5, and described turning cylinder 6 is located on the described pedal body 5, and drives the running of bicycle with the motion of described pedal body 5 by described turning cylinder 6.Pin in the present embodiment also can be considered as shoes, because all be installed with shoes during by bike as the people usually.In the present embodiment, please refer to Fig. 2, described pedal body 5 comprises back 51, head 52, rear heel 55, lining group 53 and outer group 54, described back 51, head 52, rear heel 55, lining group 53 and help 54 outward instep, the place ahead, rear, pin inboard and the outside of foot with rider's pin is corresponding respectively, described back 51, head 52, lining help 53, rear heel 55 and help 54 to surround the inner chamber 7 of formation in order to ccontaining rider's pin outward.
In the present embodiment, described turning cylinder 6 is located on the described back 51.Please refer to Fig. 2, turning cylinder 6 is connected with described pedal body 5 by the connecting portion 61 on the back 51 that fixedly is located at described pedal body 5.Counterweight 57 and back counterweight 56 before described head 52 is respectively equipped with described back 51.Described outer group 54 or described in the junction of group 53 and described rear heel 55 be provided with the opening that a pin for the rider passes in and out described inner chamber 3.In the present embodiment, the opening of described inner chamber 7 is located at the junction of described outer group 54 and described rear heel 55.The shoe insert of this opening and corresponding specification is complementary, and makes the cyclist pin can be put into inner chamber 3 by this opening, is unlikely to the effect of the whole pedal body 1 of too big influence again.The edge of described pedal body 5 is provided with the structure of turning up, and the described structure of turning up is smooth surface design, that is all edges are arc along cross-section curve.
The difference of present embodiment and embodiment 1 maximum is, shape at the inwall of described inner chamber 7 is determined by the some different footwear outline line on the inwall that is located at described inner chamber 7, some described footwear outline lines distribute along rider's pin neck cross-section center point normal, the size of described footwear outline line is from bottom to top according to descending order setting, each footwear outline line and near space and specific shoe size be complementary.That is to say that the inwall of described inner chamber 7 is distinguished by the footwear outline line along rider's pin neck cross-section center point normal 8 directions, the different footwear outline lines of described inner chamber 7 and near the space be complementary with different shoe insert.
Specifically, please refer to Fig. 2, wherein inner chamber 7 bottoms are big, top is little, can hold the person's of riding leg and the pin of wearing footwear, and the size of the footwear of wearing is between 23cm-27cm.Wherein, inner chamber 7 is that the footwear that specification is 27cm can be blocked in 27cm outline line 50 positions at scale mark; At scale mark is that the footwear that specification is 25cm can be blocked in 25cm outline line 59 positions; At scale mark is that the footwear that specification is 23cm can be blocked in 23cm outline line 58 positions.
According to this difference, the bicycle pedal that present embodiment provided is that a kind of general-duty does not have end shoe-shaped bicycle pedal, is applicable to the shoes and the pin of a plurality of specifications.Based on this difference, present embodiment provides the manufacture method of a bicycle pedal different with embodiment 1, and the pedal body in order to the manufacturing bicycle pedal comprises the steps:
S100: rider's footwear are pressed oad grouping, and according on the same group footwear design footwear outline line not;
S200: the mould that manufactures and designs pedal body; Comprise the steps:
S201: in design process, on the model of making pedal body, design rider's pin neck cross-section center point normal 8 earlier, described normal 8 is carried out segmentation from top to bottom, thereby on model, form different height separated by a distance, make the outline of model of each height then all according to not on the same group footwear outline line setting;
In setting up procedure, on the same group described footwear outline line is not arranged along described normal 8 from top to bottom according to the ascending order of size, and made each plane, outline line place vertical with described normal 8; Simultaneously, the pin neck cross-section center point in each footwear outline line is roughly concentric, and centre of the palm direction is roughly the same;
S202: the outer contour by the model of differing heights is combined to form spline surface;
S203: design and produce convex mold according to described spline surface, and the stress distribution design according to pedal is made the negative mold that matches on the size basis of described convex mold;
S300: described convex mold of supporting use and negative mold, described pedal body is made in one-shot forming.
Claims (10)
1. bicycle pedal, it is characterized in that: comprise pedal body and turning cylinder, described pedal body is in order to ccontaining rider's pin, and limit pin from the place ahead, rear, five directions in both sides and top of pin, the power that the rider acts on the place ahead, rear and the top of pin is passed to described turning cylinder by described pedal body, described turning cylinder is located on the described pedal body, and drives the running of bicycle with the motion of described pedal body by described turning cylinder.
2. bicycle pedal as claimed in claim 1, it is characterized in that: described pedal body comprises back, head, rear heel, lining group and outer group, described back, head, rear heel, lining group and outer group instep, the place ahead, rear, pin inboard and the outside of foot with rider's pin respectively are corresponding, described back, head, lining group, rear heel and help to surround the inner chamber of formation in order to ccontaining rider's pin or footwear outward.
3. bicycle pedal as claimed in claim 2 is characterized in that: described turning cylinder is located on the described back.
4. bicycle pedal as claimed in claim 2 is characterized in that: counterweight and back counterweight before described head and described back are respectively equipped with.
5. bicycle pedal as claimed in claim 2 is characterized in that: described outer group or described in the junction of group and described rear heel be provided with the opening that a pin for the rider passes in and out described inner chamber.
6. bicycle pedal as claimed in claim 2 is characterized in that: the size and shape of described inner chamber all with the outline of rider's pin or shoes coupling.
7. bicycle pedal as claimed in claim 2, it is characterized in that: the shape at the inwall of described inner chamber is determined by the some different footwear outline line on the inwall that is located at described inner chamber, some described footwear outline lines distribute along rider's pin neck cross-section center point normal, the size of described footwear outline line is from bottom to top according to descending order setting, each footwear outline line and near space and specific shoe size be complementary.
8. bicycle pedal as claimed in claim 1 is characterized in that: the edge of described pedal body is provided with the structure of turning up, and the described structure of turning up is the smooth surface design.
9. the manufacture method of a bicycle pedal in order to make the pedal body of bicycle pedal, is characterized in that: comprise the steps: at first, rider's footwear are divided into groups by size, select a sample footwear type in every group of footwear; Then, according to the pedal body inner chamber model of the corresponding integral type of exterior design of each sample footwear; Again according to protruding, the negative mold of inner chamber model and pedal stress distribution design pedal body; At last, utilize different mould one-shot formings to make the pedal body of different size.
10. the manufacture method of a bicycle pedal in order to make the pedal body of bicycle pedal, is characterized in that: comprise the steps:
S100: rider's footwear are pressed oad grouping, and according on the same group footwear design footwear outline line not;
S200: the mould that manufactures and designs pedal body; Comprise the steps:
S201: in design process, on the model of making pedal body, design rider's pin neck cross-section center point normal earlier, described normal is carried out segmentation from top to bottom, thereby on model, form different height separated by a distance, make the outline of model of each height then all according to not on the same group footwear outline line setting;
In setting up procedure, on the same group described footwear outline line is not arranged along described normal from top to bottom according to the ascending order of size, and made that each plane, outline line place is vertical with described normal; Simultaneously, the pin neck cross-section center point in each footwear outline line is roughly concentric, and centre of the palm direction is roughly the same;
S202: the outer contour by the model of differing heights is combined to form spline surface;
S203: design and produce convex mold according to described spline surface, and the stress distribution design according to pedal is made the negative mold that matches on the size basis of described convex mold;
S300: described convex mold of supporting use and negative mold, described pedal body is made in one-shot forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153612.XA CN103213644B (en) | 2013-04-27 | 2013-04-27 | Bicycle pedal and manufacture method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153612.XA CN103213644B (en) | 2013-04-27 | 2013-04-27 | Bicycle pedal and manufacture method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103213644A true CN103213644A (en) | 2013-07-24 |
| CN103213644B CN103213644B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310153612.XA Expired - Fee Related CN103213644B (en) | 2013-04-27 | 2013-04-27 | Bicycle pedal and manufacture method thereof |
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| CN (1) | CN103213644B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935454A (en) * | 2014-04-22 | 2014-07-23 | 上海电机学院 | Bicycle pedal, using method of bicycle pedal and manufacturing method of pedal body |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2603104A (en) * | 1944-02-11 | 1952-07-15 | Isaac Augustin | Bicycle pedal |
| US4361972A (en) * | 1981-07-31 | 1982-12-07 | Lawrence Miller | Rider's shoe |
| US5251508A (en) * | 1990-09-18 | 1993-10-12 | 174805 Canada Inc. | Device for connecting a cycling shoe to the crank arm of a bicycle |
| US5685093A (en) * | 1996-03-29 | 1997-11-11 | Lin; Wen-Hwa | Bicycle shoe |
| CN201030183Y (en) * | 2007-04-25 | 2008-03-05 | 宁波嘉隆工业有限公司 | Actuating foot-plate for body-building vehicle |
| CN201064219Y (en) * | 2007-08-08 | 2008-05-28 | 黄若平 | Multifunctional non-sole overshoes |
| EP1972221A2 (en) * | 2007-03-21 | 2008-09-24 | Bernard M. Swain | System including bicycle shoes easily attachable to and detachable from pedal |
| CN101450700A (en) * | 2007-12-04 | 2009-06-10 | 株式会社岛野 | Bicycle pedal |
-
2013
- 2013-04-27 CN CN201310153612.XA patent/CN103213644B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2603104A (en) * | 1944-02-11 | 1952-07-15 | Isaac Augustin | Bicycle pedal |
| US4361972A (en) * | 1981-07-31 | 1982-12-07 | Lawrence Miller | Rider's shoe |
| US5251508A (en) * | 1990-09-18 | 1993-10-12 | 174805 Canada Inc. | Device for connecting a cycling shoe to the crank arm of a bicycle |
| US5685093A (en) * | 1996-03-29 | 1997-11-11 | Lin; Wen-Hwa | Bicycle shoe |
| EP1972221A2 (en) * | 2007-03-21 | 2008-09-24 | Bernard M. Swain | System including bicycle shoes easily attachable to and detachable from pedal |
| CN201030183Y (en) * | 2007-04-25 | 2008-03-05 | 宁波嘉隆工业有限公司 | Actuating foot-plate for body-building vehicle |
| CN201064219Y (en) * | 2007-08-08 | 2008-05-28 | 黄若平 | Multifunctional non-sole overshoes |
| CN101450700A (en) * | 2007-12-04 | 2009-06-10 | 株式会社岛野 | Bicycle pedal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935454A (en) * | 2014-04-22 | 2014-07-23 | 上海电机学院 | Bicycle pedal, using method of bicycle pedal and manufacturing method of pedal body |
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| CN103213644B (en) | 2015-08-19 |
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