CN204567967U - A kind of toric transmission for bicycle - Google Patents
A kind of toric transmission for bicycle Download PDFInfo
- Publication number
- CN204567967U CN204567967U CN201520244003.XU CN201520244003U CN204567967U CN 204567967 U CN204567967 U CN 204567967U CN 201520244003 U CN201520244003 U CN 201520244003U CN 204567967 U CN204567967 U CN 204567967U
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- CN
- China
- Prior art keywords
- cone cylinder
- bicycle
- cylinder
- speed change
- conical ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to transmission technology field, disclose a kind of toric transmission for bicycle, it comprises input cone cylinder, exports cone cylinder, speed change conical ring, drive element and two pieces of adapter plates, described input cone cylinder and exporting bores that cylinder is parallel to be oppositely arranged, described input cone cylinder and output cone cylinder level are arranged between two pieces of described adapter plates, the described below exporting cone cylinder is located at by described input cone cylinder, and described output cone cylinder can move up and down relative to described input cone cylinder; Described speed cone ring set is located at can by transmission of power to described output cone cylinder on described input cone cylinder, and described drive element is fastened on described speed change conical ring, moves around along described input cone cylinder for driving described speed change conical ring.The utility model structure is simple, can realize tooth than continuous variable, and the convertible gear that remains unchanged when bicycle is static.
Description
Technical field
The utility model relates to transmission technology field, particularly relates to a kind of toric transmission for bicycle.
Background technology
The existing speed change system be applied on bicycle is made up of gear and chain, is played the effect of speed change by the connection of the gear changing the chain number of teeth different from each.
But when gearshift, chain takes the gear of another number of teeth from the gear of a number of teeth, will inevitably cause the sudden change of tooth ratio, impacts riding pedestrian lower leg, and cannot carry out gear switch when bicycle is static.
Utility model content
(1) technical matters that will solve
The purpose of this utility model is to provide a kind of toric transmission for bicycle, and this toric transmission tooth is than continuous variable, and the convertible gear that remains unchanged when bicycle is static, and compact conformation, compact.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of toric transmission for bicycle, it comprises input cone cylinder, exports cone cylinder, speed change conical ring, drive element and two pieces of adapter plates, described input cone cylinder and exporting bores that cylinder is parallel to be oppositely arranged, described input cone cylinder and output cone cylinder level are arranged between two pieces of described adapter plates, the described below exporting cone cylinder is located at by described input cone cylinder, and described output cone cylinder can move up and down relative to described input cone cylinder; Described speed cone ring set is located at can by transmission of power to described output cone cylinder on described input cone cylinder, and described drive element is fastened on described speed change conical ring, moves around along described input cone cylinder for driving described speed change conical ring.
Wherein, the described axial two ends exporting cone cylinder are provided with output shaft, and described adapter plate is provided with the mounting hole through described output shaft, and the length of described mounting hole is greater than the diameter of described output shaft, and the length of described mounting hole is along the length direction of described adapter plate.
Further, described drive element is arranged on described input cone cylinder and exports in the gap between cone cylinder.
Further, described drive element comprises plate-like body, and the middle part of described plate-like body has elongate holes, and the width of described elongate holes and the width of described speed change conical ring match, and plate-like body is fastened on described speed change conical ring by elongate holes.
Wherein, the both sides that described plate-like body is positioned at described elongate holes are also respectively equipped with elongated hole, for installing the rope or belt pulling described drive element.
Wherein, the relevant position of described adapter plate is provided with for the through hole through described rope or belt.
Wherein, the input shaft of described input cone cylinder is connected with transmission gear.
Wherein, described input cone cylinder is all identical with the size and shape exporting cone cylinder.
Wherein, inner conical surface and the described outside face of boring cylinder that inputs of described speed change conical ring match, and male cone (strobilus masculinus) and the described outside face of boring cylinder that exports of described speed change conical ring match.
(3) beneficial effect
Compared with prior art, the utility model has the following advantages:
A kind of toric transmission for bicycle that the utility model provides, cylinder is parallel to be oppositely arranged to adopt input cone cylinder and output to bore, the two ends of described input cone cylinder and the two ends of output cone cylinder are installed on a mounting board respectively, and described output cone cylinder can move up and down relative to described input cone cylinder; Speed cone ring set is located on described input cone cylinder, and transmission of power can be given described output cone cylinder, described drive element is fastened on described speed change conical ring, moves around along described input cone cylinder for driving described speed change conical ring; Realize nonrated change tooth ratio by the diverse location changing speed change conical ring, thus realize the stepless change of bicycle, add the comfort level that the people that rides rides; And can as required output cone cylinder be moved up, leave speed change conical ring, form the effect of power-transfer clutch, thus gear can be converted when bicycle is static.
Accompanying drawing explanation
Fig. 1 is the equipment figure of a kind of toric transmission for bicycle of the utility model;
Fig. 2 is the front elevation of Fig. 1;
Fig. 3 is a kind of structural representation for the drive element in the toric transmission of bicycle of the utility model.
In figure: 1: input cone cylinder; 2: export cone cylinder; 3: speed change conical ring; 4: adapter plate; 5: drive element; 51: plate-like body; 52: elongate holes; 53: elongated hole; 6: mounting hole; 7: transmission gear; 8: through hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following instance for illustration of the utility model, but is not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
As depicted in figs. 1 and 2, for a kind of toric transmission for bicycle that the utility model provides, it comprises input cone cylinder 1, exports cone cylinder 2, speed change conical ring 3, drive element 5 and two pieces of adapter plates 4, described input cone cylinder 1 and exporting bores that cylinder 2 is parallel to be oppositely arranged, namely the axis being parallel of described input cone cylinder 1 and output cone cylinder 2 is arranged, the large end of described input cone cylinder 1 with export the small end of bore cylinder 2 and be positioned at the same side, the large end that cylinder 2 is bored in small end and the output of described input cone cylinder 1 is positioned at the same side; Described input cone cylinder 1 and output cone cylinder 2 level are arranged between two pieces of described adapter plates 4, the described below exporting cone cylinder 2 is located at by described input cone cylinder 1, described output cone cylinder 2 can move up and down relative to described input cone cylinder 1, and described input cone cylinder 1 is all identical with output cone cylinder 2 size and shape; Particularly, described speed change conical ring 3 is set on described input cone cylinder 1, its outer ring is bored cylinder 2 contact with described output, transmission of power can be given described output cone cylinder 2, described drive element 5 is fastened on described speed change conical ring 3, for driving described speed change conical ring 3 to move around along described input cone cylinder 1, thus realize continuously changing of tooth ratio, and then realize stepless change; Drive described output cone cylinder to move up by the pulling force applied upwards, leave speed change conical ring 3, form the effect of power-transfer clutch, thus conveniently can convert gear when bicycle is static.
Wherein, the axial two ends of described input cone cylinder 1 are provided with input shaft, the outside that described input shaft is positioned at adapter plate 4 is connected with transmission gear 7, for transmission of power being given described input cone cylinder 1, the described axial two ends exporting cone cylinder 2 are provided with output shaft, described adapter plate 4 is provided with the mounting hole 6 through described output shaft, the length of described mounting hole 6 is along the length direction of described adapter plate 4, the length of described mounting hole 6 is greater than the diameter of described output shaft, to reserve surplus, so that described output cone cylinder 2 can under the effect of upper pulling force, move up along described mounting hole 6, to leave described speed change conical ring 3, form the effect of power-transfer clutch, thus conveniently realize bicycle and to shift gears when quiescence speed governing, in addition, bore cylinder 1 to increase input and export friction force when cone cylinder 2 contacts, avoiding both appearance when contacting to skid, linking springs can be increased at input shaft and output shaft end, thus increase predetermincd tension between input cone cylinder 1 and output cone cylinder 2.
In order to ensure compact conformation, described drive element 5 is arranged on described input cone cylinder 1 and exports in the gap between cone cylinder 2, to reduce the volume of described toric transmission as much as possible, thus be convenient to bicycle unit design and arrangement, be also convenient to maintenance and product weight control.
As shown in Figure 3, described drive element 5 can comprise plate-like body 51, the middle part of described plate-like body 51 preferably has elongate holes 52, the width of described elongate holes 52 and the width of described speed change conical ring 3 match, to ensure that described plate-like body 51 can be fastened on described speed change conical ring 3 by this elongate holes 52, thus by mobile described plate-like body 51, drive described speed change conical ring 3 to move.
Further, the both sides that described plate-like body 51 is positioned at described elongate holes 52 are also respectively equipped with elongated hole 53, also can be the hole of other shapes, for installing the rope or belt or draught line etc. that pull described drive element 5, the other end of described rope or belt or draught line can be fixed on the handle of bicycle, realize affecting of rope or belt or draught line by manipulation handle, thus drive speed change conical ring 3 to move around, realize bicycle stepless change.
Further, the relevant position of described adapter plate 4 is provided with for the through hole 8 through described rope or belt or draught line, and described through hole 8 can be the elongated hole matched with described elongated hole 53; Particularly, this through hole 8 can be arranged on the adapter plate 4 between input cone cylinder 1 and output cone cylinder 2 in gap, is convenient to passing of rope or belt or draught line etc.
Preferably, the tapering of described speed change conical ring 3 is with described to input the taper direction of boring cylinder 1 consistent, particularly, inner conical surface and the described outside face of boring cylinder 1 that inputs of described speed change conical ring 3 match, 3 male cone (strobilus masculinus)s and the described outside face of boring cylinder 2 that exports of described speed change conical ring match, be convenient to described speed change conical ring 3 can against input cone cylinder 1 surface move around, ensure to operate steadily; Also ensure that speed change conical ring 3 bores operating steadily when cylinder 2 contacts with output.
As can be seen from the above embodiments, the utility model structure is simple, compact, be convenient to maintenance and product weight controls, and can realize the stepless change of bicycle, add the comfort level that the people that rides rides, and easy to adjust.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. the toric transmission for bicycle, it is characterized in that, comprise input cone cylinder, export cone cylinder, speed change conical ring, drive element and two pieces of adapter plates, described input cone cylinder and exporting bores that cylinder is parallel to be oppositely arranged, described input cone cylinder and output cone cylinder level are arranged between two pieces of described adapter plates, the described below exporting cone cylinder is located at by described input cone cylinder, and described output cone cylinder can move up and down relative to described input cone cylinder; Described speed cone ring set is located at can by transmission of power to described output cone cylinder on described input cone cylinder, and described drive element is fastened on described speed change conical ring, moves around along described input cone cylinder for driving described speed change conical ring.
2. as claimed in claim 1 for the toric transmission of bicycle, it is characterized in that, the described axial two ends exporting cone cylinder are provided with output shaft, described adapter plate is provided with the mounting hole through described output shaft, the length of described mounting hole is greater than the diameter of described output shaft, and the length of described mounting hole is along the length direction of described adapter plate.
3. as claimed in claim 1 for the toric transmission of bicycle, it is characterized in that, described drive element is arranged on described input cone cylinder and exports in the gap between cone cylinder.
4. as claimed in claim 3 for the toric transmission of bicycle, it is characterized in that, described drive element comprises plate-like body, the middle part of described plate-like body has elongate holes, the width of described elongate holes and the width of described speed change conical ring match, and plate-like body is fastened on described speed change conical ring by elongate holes.
5., as claimed in claim 4 for the toric transmission of bicycle, it is characterized in that, the both sides that described plate-like body is positioned at described elongate holes are also respectively equipped with elongated hole, for installing the rope or belt pulling described drive element.
6. as claimed in claim 5 for the toric transmission of bicycle, it is characterized in that, the relevant position of described adapter plate is provided with for the through hole through described rope or belt.
7. as claimed in claim 1 for the toric transmission of bicycle, it is characterized in that, the input shaft of described input cone cylinder is connected with transmission gear.
8. as claimed in claim 1 for the toric transmission of bicycle, it is characterized in that, described input cone cylinder is all identical with the size and shape exporting cone cylinder.
9., as claimed in claim 1 for the toric transmission of bicycle, it is characterized in that, inner conical surface and the described outside face of boring cylinder that inputs of described speed change conical ring match, and male cone (strobilus masculinus) and the described outside face of boring cylinder that exports of described speed change conical ring match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520244003.XU CN204567967U (en) | 2015-04-21 | 2015-04-21 | A kind of toric transmission for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520244003.XU CN204567967U (en) | 2015-04-21 | 2015-04-21 | A kind of toric transmission for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204567967U true CN204567967U (en) | 2015-08-19 |
Family
ID=53860641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520244003.XU Expired - Fee Related CN204567967U (en) | 2015-04-21 | 2015-04-21 | A kind of toric transmission for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204567967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843138A (en) * | 2015-04-21 | 2015-08-19 | 谢腾 | Continuously variable transmission used for bicycle |
-
2015
- 2015-04-21 CN CN201520244003.XU patent/CN204567967U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843138A (en) * | 2015-04-21 | 2015-08-19 | 谢腾 | Continuously variable transmission used for bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20170421 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |