CN2478916Y - Forming structure improved pedal crank - Google Patents
Forming structure improved pedal crank Download PDFInfo
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- CN2478916Y CN2478916Y CN 01218937 CN01218937U CN2478916Y CN 2478916 Y CN2478916 Y CN 2478916Y CN 01218937 CN01218937 CN 01218937 CN 01218937 U CN01218937 U CN 01218937U CN 2478916 Y CN2478916 Y CN 2478916Y
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- crank
- crank body
- foot
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- button
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Abstract
The utility model relates to a pedal crank of a modified forming structure, which comprises a crank body, a bottom block and a cushion block, wherein the crank body is equipped with a hollow portion and is made of a carbon fiber material, the bottom block and the cushion block are respectively adhered and fixed on the two side ends of the hollow portion of the crank body, thereby forming the bottom portion and the end portion of the crank body. A screw hole is arranged on the bottom of the crank body, a fixed hole and a button fixed hole are respectively arranged on the end portion of the crank body, a button fixed block is further arranged, a button fixed head of the button fixed block is arranged relative to the shape of a button hole of a fluted disc, thereby the button fixed head of the button fixed block is capable of being buttoned and fixed in the button hole of the fluted disc, thereby being capable of achieving the forming structure which has the advantages that the structure is steady and has a high economic benefit and an industry utilization value.
Description
The utility model relates to the foot-operated crank of bicycle in the bicycle of a kind of trackless terrestrial vehicle field, particularly relating to a kind of utilization cooperates in the carbon fiber outer tube and is provided with structures such as sole piece, cushion block and fastening block, be processed into molding structure again, the foot-operated crank that has the improvement molding structure of low cost and high strength effect by this, and become a kind of new design that quite has practicality and progressive, be suitable for the industrial community wide popularization and application.
See also shown in Figure 1, the existing foot-operated crank of commonly using, its molding structure is to be provided with the body (10) that an aluminum alloy material is made, be engaged in the outer handle (11) of carbon fiber that appearance is provided with foaming, and form at its front end and to be provided with a binding block (12), and need to be drilled with in its front and back end again the fixed orifice (14) and the lockhole (15) of locking fluted disc (13) (please in conjunction with consulting Fig. 5, shown in Figure 6), go up (please shown in Figure 6) at fluted disc (13) and pedal (16) in conjunction with consulting and can lock respectively.
The molding structure of above-mentioned existing foot-operated crank, though the user can be provided a foot-operated crank-driven effect, really has progressive, but when using, reality but finds also to have in its structure some shortcomings, cause this existing foot-operated crank shaping structure in practical application, fail to reach best result of use, and its shortcoming can be summarized as follows:
1, makes this type of foot-operated crank (1), its bulk strength mainly is the structure based on the outer handle (11) of its peripheral carbon fiber, body of the aluminum alloy material between it (10) and foam material etc. are not the emphasis of bearing strength, and therefore its aluminum alloy material and associated materials all are to belong to unnecessary waste on the whole.
2 moreover, because the existence of its material will certainly cause the increase of weight, and have influence on the in-use performance and the value of service of product.
3, the molding structure of above-mentioned foot-operated crank also can form the raising of cost simultaneously except meeting causes waste on the material, and therefore with regard to integral body, can say so does not quite have practicality.
This shows that above-mentioned existing foot-operated crank still has many defectives, and the assistant officer waits to be improved.
Because the defective that above-mentioned existing foot-operated crank exists, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and expertise, actively studied innovation, in the hope of founding a kind of foot-operated crank of improveing molding structure, can improve the general molding structure of existing conventional foot-operated crank on the market, make it have more competitiveness.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model finally.
Main purpose of the present utility model is, overcome the defective that existing foot-operated crank exists, and provide a kind of foot-operated crank of new and improved molding structure, its foot-operated crank utilization is cooperated in the carbon fiber outer tube be provided with structures such as sole piece, cushion block and fastening block, be processed into a global formation structure again, have structure by this and firmly reach high-intensity effect, make it be suitable for practicality more.
Another purpose of the present utility model is, a kind of foot-operated crank of improveing molding structure is provided, make foot-operated crank have simple in structure, and good cheaply effect, and has practicality more, and can increase economic efficiency greatly, thereby have the effect of enhancement on the whole, and have the value on the industry.
The purpose of this utility model is realized by following technical scheme.According to a kind of foot-operated crank of improveing molding structure that the utility model proposes, it is characterized in that it comprises that mainly one has the hollow part and the crank body made by the carbon fiber material, and cooperation is provided with a sole piece and a cushion block, the cemented respectively two side ends that is arranged at crank body hollow part of this sole piece and cushion block, and the bottom and the end of formation crank body, and attack in the bottom of this crank body and to be provided with a screw, be drilled with fixed orifice and fastening hole respectively in the end of this crank body again; Other also is provided with a fastening block, and the fixing head of this fastening block is provided with for the button hole shape with respect to fluted disc, and the fixing head of this fastening block sets firmly in the button hole that places fluted disc for button.Said structure is combined, constitutes the foot-operated crank of improvement molding structure.
The utility model compared with prior art has tangible advantage and good effect.By above technical scheme as can be known, the foot-operated crank of the utility model improvement molding structure, it mainly is to comprise that one has the hollow part and the crank body made by the carbon fiber material, and cooperate again and be provided with a sole piece and a cushion block and cemented two side ends to crank body hollow part, and the bottom and the end of formation crank body, and attack in the bottom of this crank body and to be provided with a screw, be drilled with fixed orifice and fastening hole respectively in the end of crank body again; And be provided with a fastening block, the fixing head of this fastening block is to be provided with respect to the button hole shape of fluted disc, and the fixing head that makes fastening block can be detained solid to the button hole of fluted disc, so can reach the molding structure that structure is firm and have high economic benefit, and be a design that quite has industrial utilization really.
The foot-operated crank of the utility model improvement molding structure can reach Stability Analysis of Structures, be suitable for practical effect, and has bigger economic benefit, and has industrial utilization widely really.It does not have the existing defective of molding structure of existing crank in use fully, and can be so that the utility model structure is more firm and changeableization, therefore can reach cooresponding practicality, and have extensive value on the industry, specify advantage of the present utility model as follows now:
Therefore 1, the utility model needn't utilize the body of aluminum alloy material to add carbon fiber through the process thing that foaming process generated again, can waste many materials on material, thereby cost-cutting is significantly increased economic efficiency.
2, the utility model is not only simple in structure, and can reach the general function of riding crank, and weight is lighter, the outer handle that is utilized all is that the carbon fiber material is made, so its structure steadiness is quite high, is more suitable for practicality in the use, more can meet the demand of user for the bicycle product, can give the selection of customer Geng Jia, and can significantly promote its overall efficiency, thereby more be suitable for practicality.
3, the foot-operated crank of the utility model improvement molding structure, because it only is to cooperate to be provided with sole piece, cushion block and fastening block, and the outer tube body of the carbon fiber that is designed to hollow, so simple structure, manufacturing cost also reduces relatively, meet cost benefit, and the effect that can reach with product and to use practicality to compare value-for-money especially, the value of industry quite had.
4, the utility model can reach the effect in the practicality really, and is not only easy to use, do not need miscellaneous formality, and the processing of structure formation is easy especially, meets cost benefit, and has the value on the industry really, is suitable for industrial community and extensively promotes the use of.
5, the utility model is on the practicality and cost benefit of structure design, use, really it is required to meet industry development fully, and disclosed structure is unprecedented innovative design, it had not both seen any publication, do not see more that before application that identical architectural feature is arranged is known, formerly public, and also not seeing on the market has similar products like, and has novelty really.
6, structure of the present utility model really has more technological advance than existing foot-operated crank, and its particular structure feature and function also are far from existing foot-operated crank and can compare, more existing foot-operated crank has more technical progress, and has the multinomial effect of enhancement, and creative really.
7, this case applicant is the company that the every part of bicycle is made in actual production, develop this series products experience of existing ten several years, quite understand for existing problem of existing foot-operated crank and defective, and the utility model is promptly founded according to above-mentioned Study of Defects exploitation, it can reach its intended purposes and effect really, not only on the kenel of space, really belong to innovation, and more existing foot-operated crank has cooresponding enhancement effect really, and existing known product has more technological advance and practicality, and produced handy and practical good effect, and have practicality really.
In sum, the utility model really belongs to innovation on the space structure kenel, and has the multinomial effect of enhancement than existing product, and simple structure, is suitable for practicality, has the extensive value of industry.No matter it structurally or bigger improvement is all arranged on the function, and has produced handy and practical effect, and has had the effect of enhancement really, thereby be suitable for practicality more in limited field, technical development space, really is a new and innovative, progressive, practical new design.
Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Fig. 1 is the existing structural profile scheme drawing of commonly using foot-operated crank.
Fig. 2 is the exploded perspective scheme drawing of the foot-operated crank of the utility model improvement molding structure.
Fig. 3 is a relevant structural representation at cemented sole piece and cushion block in the foot-operated crank of the utility model improvement molding structure.
Fig. 4 is the bottom of relevant crank body in the foot-operated crank of the utility model improvement molding structure and the structural representation of end.
Fig. 5 is the structural profile scheme drawing of the foot-operated crank of the utility model improvement molding structure.
Fig. 6 is that the foot-operated crank of the utility model improvement molding structure is assembled the structural representation when implementing.
Fig. 7 is the again embodiment scheme drawing of the foot-operated crank of the utility model improvement molding structure when implementing.
The outer handle of the foot-operated crank 10----body 11-carbon fiber of 01--
12-binding block 13----fluted disc 131---button hole
14-fixed orifice 15----lockhole 16----pedal
20--crank body 21--hollow part 22----bottom
221---screw 23----end 231--fixed orifice
232--fastening hole 30----sole piece 31----cushion block
32---fastening block 321--fixing head
Below in conjunction with accompanying drawing and preferred embodiment, to its concrete structure of foot-operated crank, feature and effect thereof according to the improvement molding structure that the utility model proposes, describe in detail as after.
See also Fig. 2 to shown in Figure 5, the foot-operated crank of the utility model improvement molding structure, it comprises that mainly one has hollow part (21) and the crank body (20) made by the carbon fiber material, and cooperation is provided with a sole piece (30) and the cemented two side ends that is arranged at crank body (20) hollow part (21) of a cushion block (31) again, and bottom (22) and end (23) of formation crank body (20), and attack in the bottom (22) of crank body (20) and to be provided with a screw (221), then be drilled with fixed orifice (231) and fastening hole (232) (as shown in Figure 5) respectively in the end (23) of crank body (20);
And be provided with a fastening block (32), please shown in Figure 6 in conjunction with consulting, the fixing head (321) of this fastening block (32) is provided with for button hole (131) shape with respect to fluted disc (13), and makes the fixing head (321) of this fastening block (32) can detain solid to the button hole (131) of fluted disc (13).Said structure is combined, constitutes the foot-operated crank of the utility model improvement molding structure.
Please in conjunction with consulting Fig. 6, shown in Figure 7, the utility model is when being assembled to bicycle, can be as the existing foot-operated crank package assembly of commonly using, pedal (16) is locked on the bottom (22) of crank body (20), and pedal (16) is firmly locked on the screw (221) of crank body (20) by the sole piece (30) of the cemented setting in inside; And the button hole (131) of fluted disc (13) can be buckled on the fixing head (321) of the fastening block (32) that withstands on crank body (20), utilize locking screw that this crank body (20) is secured on the fluted disc (13) again, and can reach the use effect of crank body (20).
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any personnel that are familiar with this technology may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, every technical solutions of the utility model content that do not break away from,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.
Claims (1)
1, a kind of foot-operated crank of improveing molding structure, it is characterized in that it comprises that mainly one has the hollow part and the crank body made by the carbon fiber material, and cooperation is provided with a sole piece and a cushion block, this sole piece and cushion block are the cemented two side ends that is arranged at crank body hollow part respectively, and the bottom and the end of formation crank body, and be provided with a screw in the bottom of this crank body, be respectively equipped with fixed orifice and fastening hole in the end of this crank body again;
Other also is provided with a fastening block, and the fixing head of this fastening block is provided with for the button hole shape with respect to fluted disc, and the fixing head of this fastening block sets firmly in the button hole that places fluted disc for button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01218937 CN2478916Y (en) | 2001-04-04 | 2001-04-04 | Forming structure improved pedal crank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01218937 CN2478916Y (en) | 2001-04-04 | 2001-04-04 | Forming structure improved pedal crank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2478916Y true CN2478916Y (en) | 2002-02-27 |
Family
ID=33636868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01218937 Expired - Fee Related CN2478916Y (en) | 2001-04-04 | 2001-04-04 | Forming structure improved pedal crank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2478916Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572911A (en) * | 2018-11-29 | 2019-04-05 | 余其越 | A kind of bicycle hollow crank shaft assemblies and its manufacturing method |
| US11142280B2 (en) | 2016-03-24 | 2021-10-12 | The Hive Global, Inc. | Bicycle crank with spindle attachment structure |
| US11351815B2 (en) | 2017-08-21 | 2022-06-07 | The Hive Global, Inc. | Bicycle cassette with clamping connection |
| US11485449B2 (en) | 2015-09-01 | 2022-11-01 | The Hive Global, Inc. | Bicycle cassette with locking connection |
| US11932351B2 (en) | 2020-07-17 | 2024-03-19 | The Hive Global, Inc. | Conical bicycle cassette sprocket structure |
| US12030586B2 (en) | 2021-07-12 | 2024-07-09 | The Hive Global, Inc. | Seal for bicycle crank with differential chainring motion |
-
2001
- 2001-04-04 CN CN 01218937 patent/CN2478916Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11485449B2 (en) | 2015-09-01 | 2022-11-01 | The Hive Global, Inc. | Bicycle cassette with locking connection |
| US11142280B2 (en) | 2016-03-24 | 2021-10-12 | The Hive Global, Inc. | Bicycle crank with spindle attachment structure |
| US11351815B2 (en) | 2017-08-21 | 2022-06-07 | The Hive Global, Inc. | Bicycle cassette with clamping connection |
| CN109572911A (en) * | 2018-11-29 | 2019-04-05 | 余其越 | A kind of bicycle hollow crank shaft assemblies and its manufacturing method |
| US11932351B2 (en) | 2020-07-17 | 2024-03-19 | The Hive Global, Inc. | Conical bicycle cassette sprocket structure |
| US12030586B2 (en) | 2021-07-12 | 2024-07-09 | The Hive Global, Inc. | Seal for bicycle crank with differential chainring motion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |