CN105620650A - Non-chain type multistage speed change device - Google Patents
Non-chain type multistage speed change device Download PDFInfo
- Publication number
- CN105620650A CN105620650A CN201410582494.9A CN201410582494A CN105620650A CN 105620650 A CN105620650 A CN 105620650A CN 201410582494 A CN201410582494 A CN 201410582494A CN 105620650 A CN105620650 A CN 105620650A
- Authority
- CN
- China
- Prior art keywords
- speed change
- ratchet
- elongated hole
- bicycle
- driving
- 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.)
- Pending
Links
Abstract
The invention aims at providing a non-chain type multistage speed change device. The non-chain type multistage speed change device can be assembled in cooperation with various bicycles for application, and the problems of chain blocking, chain disengaging and the like are solved. According to the technical means, the non-chain type multistage speed change device comprises a speed change device body and a drive device, wherein the speed change device body is arranged on a ratchet shaft of a rear wheel of a bicycle; one end of the drive device is connected with the speed change device body; and the speed change device body comprises a driven piece, a drive piece and a control device, the driven piece is arranged on the ratchet shaft, a first long hole is formed in the edge of the driven piece, the drive piece is located on one side of the driven piece and can drive the driven piece to rotate, and the control device is engaged with the drive piece and can control the increase or decrease of rotational inertia of the drive piece. When a rider treads pedals with the same force, the speed of the bicycle is changed due to the increase or decrease of rotational inertia so that the functions of the multistage speed change such as 20, 30 and 40 can be achieved simply by increasing the length of a screw of the speed change device body, a traditional manner that a chain is used for transmission speed change is broken through, and the problems caused by a ratchet wheel to the structure and the weight are solved.
Description
Technical field
The present invention relates to a kind of speed change gear, espespecially one can be assembled on various bicycle, does not have card chain and the Chainless type multi-stage transmission device of de-chain problem generation.
Background technology
In order to promote bicycle and have environmental protection, body-building, leisure, traffic concurrently, travelling frequently, the function such as education, from 1956 Christian eras, namely bicycle knight alliance of the U.S. promotes bicycle activity, to order May as the bicycle moon, the 3rd week of May orders as bicycle all, and namely the 3rd Friday be the bicycle day of duty, after the U.S. first opens precedent, bicycle whirlwind starts to sweep across and spreads the whole world, and countries in the world respond one after another.
Walking the Line, also can be clearly visible more " bicycle working clan ", bicycle outdoor activity is in full flourish, becomes the emerging "sport for all" of various countries.
Also because of that; there is increasing manufacturer; new bicycle miscellaneous is released in research and development; but the main kind of drive; or it is the same with the kind of drive of standard bicycle; it is all utilize chain to connect pedal sprocket with trailing wheel sprocket to perform power transmission; and it is well known that; the kind of drive of chain interoperation sprocket; easily have that chain releasing, chain order be stuck, the problem of chain and chain odontotripsis etc. occurs; and the predicament that trouser legs, skirt often can be occurred to be twisted broken by chain and sprocket wheel, ride and use has certain inconvenience and puzzlement.
Therefore, Bian You manufacturer R & D design is without the bicycle of Chain conveyer mode, but this kind of bicycle is generally single speed and drives, and rides effort, it is impossible to provide the effect of speed change, the bicycle of sprocket therefore cannot be coordinated with conventional chains to compete when meeting slope.
Therefore, how to solve the problems referred to above, develop one and various bicycle can be coordinated to assemble application, do not have the Chainless type multi-stage transmission device of the problem such as card chain, de-chain, just become the research topic of creator of the present invention.
Summary of the invention
Present invention aim at providing a kind of can coordinate various bicycle to assemble application, does not have the Chainless type multi-stage transmission device of the problem such as card chain, de-chain.
For solving the problems referred to above and reaching the purpose of the present invention, the technological means of the present invention, it is achieved in that as a kind of Chainless type multi-stage transmission device, comprising: one is located at the speed change gear on the ratchet shaft of bicycle rear, and one end is connected with this speed change gear, driving device in order to drive this speed change gear to rotate, described speed change gear, it includes is located on this ratchet shaft, and edge has the driven member of outward extending first elongated hole, one it is located on this ratchet shaft, is positioned at this driven member side, in order to the actuator driving this driven member to rotate, and one engage with this actuator, the control device that this actuator rotary inertia increases or reduces can be controlled, described actuator, it includes a ratchet, this ratchet is the outside wall surface being sheathed on this ratchet shaft, and on the edge of this ratchet one side wall surface, it is outward extended with one with this first elongated hole in the second elongated hole being correspondingly arranged, the side of this second elongated hole is provided with a keeper in C font, the side wall surface of this keeper is provided with one and this first elongated hole, the 3rd elongated hole that second elongated hole is corresponding, and the end face at these keeper two ends and bottom surface, then it is respectively equipped with a perforation, on this, a screw rod then it is pivoted with between lower two perforation, this screw rod is provided with this first elongated hole of traverse, second elongated hole, 3rd elongated hole, in order to the slide block driving this driven member to rotate, and the top of this screw rod has one and engages with this control device, and can control on this screw rod, the pinion stand of lower movement, described control device, its include one can engage with this pinion stand, control sheet in �� font, this control sheet be respectively arranged at two ends with one can control this pinion stand rotate sliding piece, and this control sheet side be provided with one can be combined with cycle frame and can for this control sheet fix fixed mount, therefore when this driving device drives this actuator to rotate, this pinion stand can pass through this control sheet and be driven by this sliding piece and rotate, and force this screw rod to drive this slide block to move up and down simultaneously, the rotary inertia that can make this speed change gear when this slide block moves to top increases, otherwise, the rotary inertia then making this speed change gear when this slide block moves to lower section reduces, and when therefore rider tramples with identical strength, the speed of bicycle can change because of the increase of rotary inertia or minimizing.
Preferably, described driving device, it also includes one and interlocks with the pedal pivot joint of bicycle and surface is equipped with the driving dish of several engaging hole; One end is engaged with this driving dish and has the linkage of at least one universal joint; One is located at this linkage one end the first gear engaged with this engaging hole; One the second gear being located at this linkage other end; And one engage with this second gear and surface is equipped with the clutch plate of several hole.
Preferably, one end of described control device, it is also associated with a bicycle lead, and the other end of this bicycle lead, it is additionally provided with a control device action bars that can operate this left and right movement of control sheet or reset.
Preferably, described ratchet, it is to include a driven ratchet being sheathed on this ratchet shaft and one and this driven ratchet to be correspondingly arranged, and intermeshing driving pawl.
Compared with prior art, the effect of the present invention and having the beneficial effect that:
First point: the present invention operates increase or the minimizing of this actuator and this driven member rotary inertia mainly by controlling device, to carry out the change in speed, with this function reaching to get final product multistage speed change without sprocket, thus without there being the problem such as card chain, de-chain.
Second point: the present invention can assemble with various bicycles and use, without changing body construction, can be equipped with the vehicle frame of script bicycle and ratchet, without changing vehicle frame and ratchet, therefore there is the good suitability, reduce cost and improve economical and practical value, and break through Chainless type multi-stage transmission device and must possess the limitation of peculiar vehicle frame.
Accompanying drawing explanation
Fig. 1: the schematic perspective view of the present invention.
Fig. 2, Fig. 3: the decomposing schematic representation of the present invention.
Fig. 4��Fig. 6: the enforcement action schematic diagram of the present invention.
Fig. 7: the present invention coordinates schematic perspective view during bicycle.
Symbol description:
1 driven member 33 fixed mount
11 first elongated hole 4 bicycle leads
2 actuators 5 control device action bars
21 ratchet 10 speed change gears
211 second elongated hole 20 driving devices
212 driven ratchet 201 driving dishes
213 driving pawl 202 engaging holes
22 keeper 203 linkages
221 the 3rd elongated hole 204 universal joints
222 perforation 205 first gears
23 screw rod 206 second gears
231 pinion stand 207 clutch plates
24 slide block 208 holes
3 control device 100 bicycle rear
31 control sheet 200 ratchet shaft
32 sliding pieces
Detailed description of the invention
Describe in detail as follows based on the following embodiment shown in the drawings:
As shown in Fig. 1��Fig. 7, figure discloses, for a kind of Chainless type multi-stage transmission device, comprising: one is located at the speed change gear 10 on the ratchet shaft 200 of bicycle rear 100, and one end is connected with this speed change gear 10, driving device 20 in order to drive this speed change gear 10 to rotate, described speed change gear 10, it includes is located on this ratchet shaft 200, and edge has the driven member 1 of outward extending first elongated hole 11, one it is located on this ratchet shaft 200, is positioned at this driven member 1 side, in order to the actuator 2 driving this driven member 1 to rotate, and one engage with this actuator 2, the control device 3 that this actuator 2 rotary inertia increases or reduces can be controlled, described actuator 2, it includes a ratchet 21, this ratchet 21 is the outside wall surface being sheathed on this ratchet shaft 200, and on the edge of this ratchet 21 1 side wall surface, it is outward extended with one with this first elongated hole 11 in the second elongated hole 211 being correspondingly arranged, the side of this second elongated hole 211 is provided with a keeper 22 in C font, the side wall surface of this keeper 22 is provided with one and this first elongated hole 11, 3rd elongated hole 221 of the second elongated hole 211 correspondence, and the end face at these keeper 22 two ends and bottom surface, then it is respectively equipped with a perforation 222, a screw rod 23 then it is pivoted with between these upper and lower two perforation 222, this screw rod 23 is provided with this first elongated hole 11 of traverse, second elongated hole 211, 3rd elongated hole 221, in order to the slide block 24 driving this driven member 1 to rotate, and the top of this screw rod 23 has one and engages with this control device 3, and can control on this screw rod 23, the pinion stand 231 of lower movement, described control device 3, its include one can engage with this pinion stand 231, control sheet 31 in �� font, being respectively arranged at two ends with of this control sheet 31 one can control the sliding piece 32 that this pinion stand 231 rotates, and this control sheet 31 side is provided with a fixed mount 33 that can be combined with cycle frame and can fix for this control sheet 31, described ratchet 21, it is to include one to be sheathed on driven ratchet on this ratchet shaft 200 212 and one and this driven ratchet 212 and be correspondingly arranged, and intermeshing driving pawl 213.
Wherein, by the enforcement of said structure, when this driving device 20 drives this actuator 2 to rotate, this pinion stand 231 can pass through this control sheet 31 and be driven rotation by this sliding piece 32, and force this screw rod 23 to drive this slide block 24 to move up and down simultaneously, the rotary inertia that can make this speed change gear 10 when this slide block 24 moves to top increases, otherwise, this slide block 24 then makes the rotary inertia of this speed change gear 10 reduce when moving to lower section, therefore, when rider tramples with identical strength, the speed of bicycle can change because of the increase of rotary inertia or minimizing.
Secondly, can by the length of above-mentioned screw rod 23, expand or reduce the variable hop count of this speed change gear 10, when the length of this screw rod 23 is more long, the scope that this slide block 24 moves up and down then expands, and therefore the variable hop count of this speed change gear 10 becomes many relatively, otherwise, when the length of this screw rod 23 is more short, the scope that this slide block 24 moves up and down then reduces, and therefore the variable hop count of this speed change gear 10 tails off relatively.
Furthermore, design by ratchet 21 with fixed mount 33, make this speed change gear 10 can assemble with various bicycles to use, without changing body construction, can be equipped with the vehicle frame of script bicycle and ratchet, it is not necessary to change vehicle frame and ratchet, therefore there is the good suitability, reduce cost and improve economical and practical value, and break through Chainless type multi-stage transmission device and must possess the limitation of peculiar vehicle frame.
Above-mentioned driving device 20, it also includes one and interlocks with the pedal pivot joint of bicycle and surface is equipped with the driving dish 201 of several engaging hole 202; One end is engaged with this driving dish 201 and has the linkage 203 of at least one universal joint 204; One is located at this linkage 203 one end the first gear 205 engaged with this engaging hole 202; One the second gear 206 being located at this linkage 203 other end; And one engage with this second gear 206 and surface is equipped with the clutch plate 207 of several hole 208.
Wherein, the produced power when driving dish 201 is driven, this first gear 205 and this linkage 203 can be passed through, be delivered to this second gear 206 place, and then drive this actuator 2 and driven member 1 to rotate, the power transmission overall to reach bicycle.
One end of above-mentioned control device 3, is also associated with a bicycle lead 4, and the other end of this bicycle lead 4, it is additionally provided with a control device action bars 5.
Wherein, this left and right movement of control sheet 31 or reset can be controlled by controlling device action bars 5, therefore when this actuator 2 rotates past this control sheet 31, pinion stand 231 on this actuator 2 can be stirred by this sliding piece 32, and force this screw rod 23 to drive this slide block 24 to move up and down, and then this driven member 1 rotary inertia is increased or reduces, to carry out the change in speed, reach the function without sprocket and variable-ratio, thus without there being the problem such as card chain, de-chain.
The structure of the present invention, feature and action effect is described in detail above according to embodiment shown in the drawings; The foregoing is only presently preferred embodiments of the present invention, but the present invention is not to limit practical range shown in accompanying drawing, and, after having read present disclosure, the present invention can be made various change or amendment by relevant technical staff in the field, and these equivalent form of values fall into the application appended claims limited range equally.
Claims (4)
1. a Chainless type multi-stage transmission device, comprising:
One is located at the speed change gear (10) on the ratchet shaft (200) of bicycle rear (100); And
One end is connected with this speed change gear (10), driving device (20) in order to drive this speed change gear (10) to rotate; It is characterized in that:
Described speed change gear (10), it includes is located on this ratchet shaft (200), and edge has the driven member (1) of outward extending first elongated hole (11);
One is located at this ratchet shaft (200) goes up, is positioned at this driven member (1) side, in order to the actuator (2) driving this driven member (1) to rotate; And
The one control device (3) engaging, controlling the increase of this actuator (2) rotary inertia or minimizing with this actuator (2);
Described actuator (2), it includes a ratchet (21), this ratchet (21) is the outside wall surface being sheathed on this ratchet shaft (200), and on the edge of this ratchet (21) one side wall surface, it is outward extended with one with this first elongated hole (11) in the second elongated hole (211) being correspondingly arranged, the side of this second elongated hole (211) is provided with a keeper (22) in C font, the side wall surface of this keeper (22) is provided with one and this first elongated hole (11), the 3rd elongated hole (221) that second elongated hole (211) is corresponding, and the end face at this keeper (22) two ends and bottom surface, then it is respectively equipped with a perforation (222), a screw rod (23) then it is pivoted with between these upper and lower two perforation (222), this screw rod (23) is provided with this first elongated hole (11) of traverse, second elongated hole (211), 3rd elongated hole (221), in order to the slide block (24) driving this driven member (1) to rotate, and the top of this screw rod (23) has one and engages with this control device (3), and can control on this screw rod (23), the pinion stand (231) of lower movement,
Described control device (3), its include one can engage with this pinion stand (231), control sheet (31) in �� font, being respectively arranged at two ends with of this control sheet (31) one can control the sliding piece (32) that this pinion stand (231) rotates, and this control sheet (31) side is provided with one and can be combined with cycle frame and can for the fixing fixed mount (33) of this control sheet (31), therefore when this driving device (20) drives this actuator (2) to rotate, this pinion stand (231) can pass through this control sheet (31) and be driven by this sliding piece (32) and rotate, and force this screw rod (23) to drive on this slide block (24) simultaneously, lower movement, the rotary inertia of this speed change gear (10) can be made to increase when this slide block (24) moves to top, otherwise, this slide block (24) then makes the rotary inertia of this speed change gear (10) reduce when moving to lower section, therefore when rider tramples with identical strength, the speed of bicycle can change because of the increase of rotary inertia or minimizing.
2. Chainless type multi-stage transmission device as claimed in claim 1, it is characterized in that: described driving device (20), it also includes one and interlocks with the pedal pivot joint of bicycle and surface is equipped with the driving dish (201) of several engaging hole (202);
The linkage (203) of at least one universal joint (204) is engaged and had in one end with this driving dish (201);
One is located at this linkage (203) one end the first gear (205) engaged with this engaging hole (202);
One the second gear (206) being located at this linkage (203) other end; And
One engages with this second gear (206) and surface is equipped with the clutch plate (207) of several hole (208).
3. Chainless type multi-stage transmission device as claimed in claim 1, it is characterized in that: one end of described control device (3), it is also associated with a bicycle lead (4), and the other end of this bicycle lead (4), it is additionally provided with control device action bars (5) that can operate this control sheet (31) left and right movement or reset.
4. Chainless type multi-stage transmission device as claimed in claim 1, it is characterized in that: described ratchet (21), it is to include a driven ratchet (212) being sheathed on this ratchet shaft (200) and one and this driven ratchet (212) to be correspondingly arranged, and intermeshing driving pawl (213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410582494.9A CN105620650A (en) | 2014-10-27 | 2014-10-27 | Non-chain type multistage speed change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410582494.9A CN105620650A (en) | 2014-10-27 | 2014-10-27 | Non-chain type multistage speed change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105620650A true CN105620650A (en) | 2016-06-01 |
Family
ID=56036083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410582494.9A Pending CN105620650A (en) | 2014-10-27 | 2014-10-27 | Non-chain type multistage speed change device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105620650A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084908U (en) * | 1991-04-02 | 1991-09-18 | 张杏银 | Improved bicycle driving structure |
| CN2091815U (en) * | 1990-12-15 | 1992-01-01 | 殷永江 | Multi-speed light cycle without chain |
| EP1568597A1 (en) * | 2004-02-24 | 2005-08-31 | Shimano Inc. | Derailleur control device and method for controlling the front derailleur |
| JP2008230323A (en) * | 2007-03-19 | 2008-10-02 | Shimano Singapore Pte Ltd | Positioning device for speed changing system of bicycle |
| CN102019995A (en) * | 2009-09-22 | 2011-04-20 | 陈源海 | Transmission speed change mechanism for chainless bicycle |
| CN203268288U (en) * | 2013-01-28 | 2013-11-06 | 南京航空航天大学 | Variable-speed drive device of chainless bicycle |
-
2014
- 2014-10-27 CN CN201410582494.9A patent/CN105620650A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091815U (en) * | 1990-12-15 | 1992-01-01 | 殷永江 | Multi-speed light cycle without chain |
| CN2084908U (en) * | 1991-04-02 | 1991-09-18 | 张杏银 | Improved bicycle driving structure |
| EP1568597A1 (en) * | 2004-02-24 | 2005-08-31 | Shimano Inc. | Derailleur control device and method for controlling the front derailleur |
| JP2008230323A (en) * | 2007-03-19 | 2008-10-02 | Shimano Singapore Pte Ltd | Positioning device for speed changing system of bicycle |
| CN102019995A (en) * | 2009-09-22 | 2011-04-20 | 陈源海 | Transmission speed change mechanism for chainless bicycle |
| CN203268288U (en) * | 2013-01-28 | 2013-11-06 | 南京航空航天大学 | Variable-speed drive device of chainless bicycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106462194B (en) | Flexible display calculates equipment | |
| DE102014104213A1 (en) | BICYCLE GEAR SHIFT DEVICE | |
| CN201341308Y (en) | Multifunctional gear box of micro-cultivator | |
| DE102014223334A1 (en) | Drive train for a pedal wheel | |
| CN105620650A (en) | Non-chain type multistage speed change device | |
| CN105963997B (en) | Hidden type turnover hurdle for plastic track | |
| CN106080949B (en) | The automatically controlled double shift mode bicycle middle shaft gearboxes of line traffic control with more gear speed-changings | |
| CN101363522A (en) | Double-pulling reciprocating type chain linkage speed change mechanism | |
| CN203784265U (en) | Electronic gear shifter and pulling cable automatic connecting and disconnecting mechanism of electronic gear shifter | |
| CN101654858B (en) | Special free-moving clothes rack | |
| WO2004098274A3 (en) | Gear shift mechanism for fishing reel | |
| CN205532193U (en) | Coordinated type roller blind and car of car | |
| CN103977562B (en) | A kind of ladder puts down the amusement slide that ladder exchanges | |
| CN207349418U (en) | One kind is applied to automatic-mechanical transmission operating mechanism | |
| CN203935609U (en) | The amusement slide that the flat ladder in one species stage exchanges | |
| CN204592234U (en) | Integrated form supervisor change-speed gear | |
| CN206513739U (en) | A kind of centrifugal mechanism for fluid drive | |
| CN101982370B (en) | Gear shifting device of miniature gearbox of bicycle | |
| US20160121968A1 (en) | Chainless multi-stage derailleur device | |
| CN201064095Y (en) | Walking type transplanter ellipse-circular gear back-inserting rotating seedling separating and transplanting mechanism | |
| CN2775275Y (en) | Quick clutch | |
| CN106143783B (en) | A kind of automatically controlled double shift mode bicycle middle shaft gearboxes of line traffic control | |
| CN203507555U (en) | Geared windmill for early childhood education | |
| CN202100113U (en) | Door lifting mechanism | |
| CN101787850B (en) | Multi-shaft speed change driver of lifting type anti-theft mosquito-proof shutter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160601 |
|
| WD01 | Invention patent application deemed withdrawn after publication |