CN2269494Y - Improved speed change chain - Google Patents
Improved speed change chain Download PDFInfo
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- CN2269494Y CN2269494Y CN 96219161 CN96219161U CN2269494Y CN 2269494 Y CN2269494 Y CN 2269494Y CN 96219161 CN96219161 CN 96219161 CN 96219161 U CN96219161 U CN 96219161U CN 2269494 Y CN2269494 Y CN 2269494Y
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- chain
- edge face
- tip edge
- modified model
- inner plate
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- 230000008859 change Effects 0.000 title description 5
- 238000013461 design Methods 0.000 claims abstract description 38
- 238000004049 embossing Methods 0.000 claims description 5
- 210000001624 hip Anatomy 0.000 description 13
- 230000000694 effects Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides an improved generation variable speed chain indicates one kind especially when the state of shifting, can make the top area between chain and variable speed fluted disc increase and the design that frictional resistance increases, the utility model discloses a form the marginal face of supporting of utensil mat surface on inner link board and/or outer link board, when making to shift, be firm top state between latch and the link board of fluted disc to reach the efficiency of shifting rapidly.
Description
The utility model relates to a kind of speed-changing chain, refers to a kind of long-pending big modified model chain design that reaches anti-slip effect of support surface that has concurrently when gear shift especially.
For making the person of riding to control the speed of bicycle at any time, and produced multi-speed bicycle, and in the field of multi-speed bicycle, the design of speed changing structure is the most important, and if distinguish with Variable speed fluted disc, then mainly can divide into two kinds of path type and non-path types, wherein the path type Variable speed fluted disc is that variation with structure on the fluted disc reaches the purpose of leading tooth, just has auxiliary function on the Variable speed fluted disc, reaching the purpose of fast slewing, but not the design of path type Variable speed fluted disc then is fully by the rocking bar separator, become the cooperation of device behind conduit steel wire and the cubic connecting rod, and reach by the gear shift that pushes away locate mode, so its Variable speed fluted disc is the design that belongs to tooth.
If the Variable speed fluted disc of above-mentioned two kinds of patterns is with function, economic benefit and one-tenth were made many-sided objective evaluation originally, respectively there is good and bad point to exist, and in different consumption markets, respectively occupy a tiny space, the variable speed design of non-path type wherein, still with bicycle be the main traffic tool wait to develop in the country, demand is much larger than the variable speed design of path type, yet because of the non-path type Variable speed fluted disc of traditional type except can be for the location, there are not other auxiliary functions, therefore, just there is the dealer to develop the non-path type Variable speed fluted disc that other plants improved type, as shown in Figure 9, it is the state that the latch design is deflection, be commonly called as and turn round the tooth Variable speed fluted disc, utilize the design of latch deflection, make fluted disc cooperate when carrying out gear shift with chain, chain can more be pressed close to fluted disc, and can possess the effect of quick importing gear shift, so the Variable speed fluted disc of the non-path type of this kind improved type, effect promoted more than traditional structure.
Discuss with the development process of chain in addition, quaternary part speed-changing chain from five element chains to extensive use at present, made the evolution of chain have more breakthrough on the function, as cooperate the tooth-like design of leading of path type Variable speed fluted disc, promptly on carrier bar, form the structural design of various bevellings, edge of a knife or the like, and make the path type Variable speed fluted disc cooperate speed-changing chain again, make the function of bicycle shift improve more, but if the above-mentioned functions chain is installed on the non-path type Variable speed fluted disc, then make the effect reduction of speed-change and gearshift many on the contrary, its reason is as follows:
Because of in non-path type Variable speed fluted disc, fully by the rocking bar separator, become the cooperation of device behind conduit steel wire and the cubic connecting rod, mode with mandatory speed change, chain is moved on Variable speed fluted disc, and when stirring the rocking bar separator in the place ahead, and make when becoming device behind the cubic connecting rod and driving the chain displacement with the steel wire transmission in the conduit, very easily because of the error amount between transmitting, the deviation that causes movement value, so first action that when gear shift, is produced, promptly be that Variable speed fluted disc pushes up the inner plate of pulling, so that original Variable speed fluted disc and chain are when breaking away from, because of existing bevelling in the functional chain, structures such as the edge of a knife, cause the support surface between chain and fluted disc actively little, so under unsure state, make the relativeness between chain and fluted disc produce extremely many parameters, can't be as Variable speed fluted disc smoothly with chain jack-up, and original Variable speed fluted disc is meshed with chain, become the auxiliary of device after must utilizing cubic connecting rod more again, could proceed the action of speed change again, therefore, there is inapplicable problem in functional chain on the contrary for non-path type Variable speed fluted disc.
The inventor once considered the use that cooperates non-path type Variable speed fluted disc with traditional chain, but in process of the test, find, when inner plate is pulled on the Variable speed fluted disc top, because of being that top end with the fluted disc latch pushes up mutually with the waist place of inner plate and pulls, therefore between the two because of the little cause of surface friction drag, still easily produce the phenomenon of sliding, make that the gear shift between chain and Variable speed fluted disc is meshed, still have great parameter.
Therefore, the inventor considers, if desire to address the above problem, should set about with regard to two aspects, the first makes and remains on the long-pending state of maximum support surface between Variable speed fluted disc and chain, it two is Variable speed fluted disc and carrier bar to be pushed up mutually obtain great surface friction drag when pulling, and can make chain follow the guiding of speed changing structure fully whereby, and finish the action of speed change rapidly.
Main purpose of the present utility model provides a kind of modified model speed-changing chain of realizing fast slewing.
Another main purpose of the present utility model is to make to contact the surface friction drag that is produced between fluted disc and carrier bar and be in best state.
The technical solution of the utility model is to provide a kind of modified model speed-changing chain, this chain is made up of outer plate, inner plate, chain roller and chain pin, wherein two inner plates are positioned at the outside of chain roller, and two outer plates lay respectively at the outside of inner plate, and together by the chain pin pivot joint, inner plate and outer plate both sides are arc surface, and are connected arc surface with waist, and wherein: the periphery of inner plate and/or outer plate forms the tip edge face that supports of tool roughened surface.
The technical solution of the utility model is to provide a kind of modified model speed-changing chain again, this chain is made up of outer plate, inner plate, chain roller and chain pin, wherein two inner plates are positioned at the outside of chain roller, and two outer plates lay respectively at the outside of inner plate, and together by the chain pin pivot joint, inner plate and outer plate both sides are arc surface, and are connected arc surface with waist, and wherein: the periphery of inner plate and outer plate forms the tip edge face that supports of tool roughened surface.
Because speed-changing chain of the present utility model is made up of outer plate, inner plate, chain roller and chain pin, wherein inner plate and outer plate both sides are the design of arc surface, and utilize waist to be connected arc surface, and form to the tip edge face at waist place formation roughened surface, when making the Variable speed fluted disc top snub the chain the plate waist when carrying out gear shift, not only make the state of the long-pending place of the support surface what maximum between fluted disc and carrier bar by the design of supporting the tip edge face, and surface friction drag is between the two strengthened, so can possess the effect that tooth on-slip is supported in gear shift, therefore can reach the purpose of fast slewing.
Aforementioned improved type speed-changing chain, wherein: support the tip edge face and can be arranged at the waist place.
Aforementioned improved type speed-changing chain, wherein: support the design that the tip edge face can be the full periphery of carrier bar.
Aforementioned improved type speed-changing chain, wherein: the roughened surface that supports the tip edge face can be jagged design.
Aforementioned improved type speed-changing chain, wherein: the roughened surface that supports the tip edge face can be the design of embossing burr.
Aforementioned improved type speed-changing chain, wherein: the waist outside of inner plate can form arc recess.The state that the utility model chain is cooperated with Variable speed fluted disc, compare with the state that conventional chains cooperates with Variable speed fluted disc, the design of tip edge face is supported in the utility model utilization, can when gear shift, make the support surface that obtains maximum between latch and chain long-pending, and prior, be to make the effect that possesses on-slip between chain and latch, therefore, and obtain a speed-changing chain that has more practicability in case pull in the inner plate place in the latch top, can reach the function of gear shift rapidly.
Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.
Fig. 1 is the three-dimensional appearance schematic representation of first kind of pattern chain of the utility model.
Fig. 2 is the perspective exploded view of first kind of pattern chain of the utility model.
Fig. 3 is the three-dimensional appearance schematic representation of second kind of pattern chain of the utility model.
Fig. 4 is the three-dimensional appearance schematic representation of the third pattern chain of the utility model.
Fig. 5 is the floor map of the 4th kind of pattern chain of the utility model.
Fig. 6 is the schematic top plan view between the utility model chain and Variable speed fluted disc.
Fig. 7 is the floor map between the utility model chain and Variable speed fluted disc.
Fig. 8 is the schematic top plan view of the 5th kind of pattern chain of the utility model.
Fig. 9 is the schematic top plan view of Variable speed fluted disc.
Chain of the present utility model can be the quaternary part chain of improved type, also can be five traditional element chains, and be to explain with quaternary part chain in each figure, design of the present utility model mainly is the design of supporting the tip edge face of carrier bar periphery in addition, therefore can have a multiple variation, the chain with first kind of pattern of Figure 1 and Figure 2 explains earlier.
Please cooperate referring to Figure 1 and Figure 2, chain is by outer plate 10, inner plate 20, chain roller 30 and chain pin 40 are formed, outer plate 10 is arc surface 11 with inner plate 20 both sides, 21 design, and with waist 12,22 are connected mutually, and arc surface 11,21 places all form pin-and-hole 13,23, inner plate 20 also forms the corresponding flange 24 that extends, utilize flange 24 that two inner plates 20 are combined into one with chain roller 30, cooperate cooperating of outer plate 10 and chain pin 40 again, promptly form chain kenel shown in Figure 1, and the main design of the utility model is that promptly inner plate 20 waists 22 places support tip edge face 25 and the design of outer plate 10 waists 12 places to tip edge face 14.
Please referring to shown in Figure 2, the tip edge face 25 that supports at inner plate 20 places is to form roughened surface 251 at waist 22 places, and the roughened surface 251 shown in scheming to go up is jagged design, also can be the design of embossing burr or other coarse lines in addition, similarly, the tip edge face 14 that supports in outer plate 10 places also forms roughened surface 141, and the flexuose of roughened surface 141 shown in also can be on the figure or the design of other lines; Promptly be as implied above in chain shown in Figure 1 in addition, all form to the tip edge face in inner plate 20, outer plate 10 places, and shown in Figure 3, then be only to form the tip edge face that supports at inner plate 20 places, shown in Figure 4, then be only to form to support the tip edge face at outer plate 10 places, shown in Figure 5, then be all to form to the tip edge face at the full circumferential surface of carrier bar, therefore according to the main design philosophy of the utility model, structure of the present utility model can be formed multiple combination, for cooperating different Variable speed fluted discs, reach different speed changing effect.
General chain cooperates Variable speed fluted disc to carry out gear shift, when performing state, the change device is stirred chain after using cubic connecting rod earlier, first action that is produced this moment, please referring to shown in Figure 6, be to make the latch 51 of original fluted disc 50 push up the inner plate 20 of pulling earlier, as the A place that schemes to go up indication, and make the chain frame height, second action is to make latch 52 push up the outer plate 10 of the same side of pulling, as the B place that schemes to go up indication, chain is moved gradually, the 3rd action outward, be to be pulled between outer plate 10 and inner plate 20 in latch 53 tops, as the C place that schemes to go up indication, this moment, chain entered next fluted disc place, and finished the action of performing; When the lower gear state, be to utilize latch to push up the inner plate 20 of pulling earlier equally in addition, then push up the outer plate 10 of pulling again, be about to chain and release, to carry out the action of lower gear.
And by finding out in the action of above-mentioned gear shift, if gear shift smoothly, promptly be cooperating between fluted disc latch and chain, if maintain the splendid top state of pulling between carrier bar and latch, can reach the program of gear shift smoothly, so by finding out in the structure shown in Figure 6, when latch contacts with carrier bar, inner plate 20 of the present utility model all can remain on the splendid state of separating that connects with outer plate 10, promptly be to obtain great support surface to amass, and by more can further finding out in the structure shown in Figure 7, the utility model designs to the roughened surface of tip edge face, and the surface friction drag between latch and carrier bar is increased, therefore under the situation of long-pending increasing of support surface and surface friction drag increasing, can possess the splendid tooth effect of supporting, and the effect of tool on-slip, therefore, can finish the action of gear shift rapidly in case latch pushes up mutually with inner plate and pulls, and speed-changing chain is cooperated with Variable speed fluted disc, obtain splendid fast slewing effect.The utility model is except utilizing the design to the tip edge face in addition, and reach outside the effect of fast slewing, also can be as shown in Figure 8, waist 61 places at inner plate 60 form arc recess 62, design by arc recess 62, make chain when gear shift, make the original latch of the faster disengaging of chain, make gear shift more really, rapidly.
Claims (18)
1. modified model speed-changing chain, this chain is made up of outer plate, inner plate, chain roller and chain pin, wherein two inner plates are positioned at the outside of chain roller, and two outer plates lay respectively at the outside of inner plate, and together by the chain pin pivot joint, inner plate and outer plate both sides are arc surface, and are connected arc surface with waist, it is characterized in that: the periphery of inner plate forms the tip edge face that supports of tool roughened surface.
2. according to the described modified model speed-changing chain of claim 1, it is characterized in that: the described tip edge face that supports can be arranged at the waist place.
3. according to the described modified model speed-changing chain of claim 1, it is characterized in that: the described design that can be the full periphery of carrier bar to the tip edge face.
4. according to the described modified model speed-changing chain of claim 1, it is characterized in that: the described roughened surface that supports the tip edge face can be jagged design.
5. according to the described modified model speed-changing chain of claim 1, it is characterized in that: the described roughened surface that supports the tip edge face can be the design of embossing burr.
6. according to the described modified model speed-changing chain of claim 1, it is characterized in that: the waist outside of inner plate can form arc recess.
7. modified model speed-changing chain, this chain is made up of outer plate, inner plate, chain roller and chain pin, wherein two inner plates are positioned at the outside of chain roller, and two outer plates lay respectively at the outside of inner plate, and together by the chain pin pivot joint, inner plate and outer plate both sides are arc surface, and are connected arc surface with waist, it is characterized in that: the periphery of outer plate forms the tip edge face that supports of tool roughened surface.
8. according to the described modified model speed-changing chain of claim 7, it is characterized in that: the described tip edge face that supports can be arranged at the waist place.
9. according to the described modified model speed-changing chain of claim 7, it is characterized in that: the described design that can be the full periphery of carrier bar to the tip edge face.
10. according to the described modified model speed-changing chain of claim 7, it is characterized in that: the described roughened surface that supports the tip edge face can be jagged design.
11. according to the described modified model speed-changing chain of claim 7, it is characterized in that: the described roughened surface that supports the tip edge face can be the design of embossing burr.
12. according to the described modified model speed-changing chain of claim 7, it is characterized in that: the waist outside of inner plate can form arc recess.
13. modified model speed-changing chain, this chain is made up of outer plate, inner plate, chain roller and chain pin, wherein two inner plates are positioned at the outside of chain roller, and two outer plates lay respectively at the outside of inner plate, and together by the chain pin pivot joint, inner plate and outer plate both sides are arc surface, and are connected arc surface with waist, it is characterized in that: the periphery of inner plate and outer plate all forms the tip edge face that supports of tool roughened surface.
14. according to the described modified model speed-changing chain of claim 13, it is characterized in that: the described tip edge face that supports can be arranged at the waist place.
15., it is characterized in that: the described design that can be the full periphery of carrier bar to the tip edge face according to the described modified model speed-changing chain of claim 13.
16. according to the described modified model speed-changing chain of claim 13, it is characterized in that: the described roughened surface that supports the tip edge face can be jagged design.
17. according to the described modified model speed-changing chain of claim 13, it is characterized in that: the described roughened surface that supports the tip edge face can be the design of embossing burr.
18. according to the described modified model speed-changing chain of claim 13, it is characterized in that: the waist outside of inner plate can form arc recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96219161 CN2269494Y (en) | 1996-08-22 | 1996-08-22 | Improved speed change chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96219161 CN2269494Y (en) | 1996-08-22 | 1996-08-22 | Improved speed change chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2269494Y true CN2269494Y (en) | 1997-12-03 |
Family
ID=33899823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96219161 Expired - Fee Related CN2269494Y (en) | 1996-08-22 | 1996-08-22 | Improved speed change chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2269494Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109424B (en) * | 2006-07-21 | 2011-01-26 | 株式会社椿本链索 | Low friction chain |
-
1996
- 1996-08-22 CN CN 96219161 patent/CN2269494Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109424B (en) * | 2006-07-21 | 2011-01-26 | 株式会社椿本链索 | Low friction chain |
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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 |