CN101130381A - Housing gear speed variator and foldable bicycle - Google Patents
Housing gear speed variator and foldable bicycle Download PDFInfo
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- CN101130381A CN101130381A CNA2006101116833A CN200610111683A CN101130381A CN 101130381 A CN101130381 A CN 101130381A CN A2006101116833 A CNA2006101116833 A CN A2006101116833A CN 200610111683 A CN200610111683 A CN 200610111683A CN 101130381 A CN101130381 A CN 101130381A
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Abstract
The invention relates to a sleeve-gear transmission and folding bicycle. There is a group of sleeve gears matched with a group of fixed gears. A part is driven to move or rotate by rope or bar to extrude a sleeve gear matched with a fixed gear. When the part moves again matched sleeve gear retracts. Another sleeve gear extrudes and is matched with another fixed gear to change speed. Moving is carried out continuously reciprocating speed increasing and speed decreasing can be realized. Speed-variable process is lightness and smooth. The transmission is set on the oblique bar of bicycle and is connected with gear, ratchet wheel and two straight driving wheels. The diameter of wheel is small than 10cm and the speed exceeds in prior bicycle. A pin is drawn out the main cubage of folded bicycle is only 8X15X99 cm. The transmission also can be used in electrical bicycle, motorcycle and other mechanism.
Description
Affiliated technical field the present invention relates to a kind of mechanical variable speed device and bicycle, one group of sleeve gear combination is especially arranged, sleeve gear combination by the different some sleeve gears of diameter forms, the sleeve gear of the big one-level of diameter entangles the sleeve gear of the little one-level of diameter, have between these sleeve gears ball axle sleeve or sliding shaft sleeve, sleeve gear can side travel and cooresponding fixed gear wheel mesh.
Background technology
At present, known mechanical transmission kind is many, mainly contains following a few class:
1, ordinary gear change-speed box is to come transferring power with gear meshing, and two or more gear combination are arranged, when a gear combination is transformed to another gear combination, and just can speed change.
2, chain type turriform change-speed box, with the chain transferring power, input shaft and (or) sprocket wheel that has two or more radiuses not wait on the output shaft, when chain conversion sprocket wheel, just can speed change, the chain type turriform change-speed box that generally uses as variable speed bicycle.
3, chain type buncher is to utilize sprocket wheel (normally using conical disc) and steel to come transferring power around the property chain as driver element, carries out electrodeless variable-speed by the swinging radius that changes the contact position.As slide plate chain buncher, roller chain buncher, chain type coiling buncher or the like.
4, friction-type buncher is that friction force or the lubricant film tractive force that utilizes active, driven stiffener (or passing through intermediary element) to produce in the contact position carries out transmission, and can carries out electrodeless variable-speed by the swinging radius that changes the contact position.As cone disc annular disc type buncher, multi-disc type buncher, change Direct Action Type buncher, steel ball bevel-type buncher, pyramid type buncher, planetary conical disc type buncher, planet circular cone type buncher or the like.
5, belt buncher, be with initiatively, driven cone pulley and the driving band that tightly is enclosed within above them form, by change driving band with initiatively, driven cone pulley position contacting carries out electrodeless variable-speed.As classical V-belt buncher, wide V band buncher, metal tape buncher etc.
6, pulsating buncher is to use the connecting rod transferring power, changes the amplitude of rocking bar reciprocally swinging by the length that changes crank, and its output speed is pulsed.Commonly used have three-phase side-by-side connecting rod formula pulsation buncher, four a phase side-by-side connecting rod formulas pulsation buncher.
The existing relevant patent retrieval situation of change-speed box: 3000 multinomial relevant patent applications are arranged in Patent Office of the People's Republic of China's retrieval " change-speed box " discovery, " housing gear speed variator " of application number 200510102974.1 has outside the similarity with the present invention, and other patents do not have similar or similar application to the present invention.
Existing gear transmission, transmission is stable, converter speed ratio is big, output torque is big, but big, the bulky weakness of weight is arranged; Existing friction-type change-speed box, belt change-speed box have that transmission less stable, output torque are little, the weakness of parts rapid wear; Existing chain type turriform change-speed box has the little weakness of output torque; Existing chain type buncher has weakness such as parts rapid wear." housing gear speed variator " of existing number of patent application 200510102974.1 with similarity of the present invention is: the sleeve gear combination is all arranged; But fundamental difference is arranged again, the present invention is: have only one group of sleeve gear combination to cooperate with one group of fixed gear wheel, sleeve gear combination and fixed teeth wheels all are gradient array, ball axle sleeve or sliding shaft sleeve are arranged in each sleeve gear, each driving lever sliding sleeve is positioned at the dead slot of a regulating plate and can only slides at this groove, all regulating plate is fixedly connected as the regulating plate combination, and bicycle has two or more drive wheels in upright arrangement.The present invention is different with the structure of other patents.
The purpose of this invention is to provide a kind of change-speed box and folding bicycle, it is in light weight, and volume is little, and transmission is stable, and gearshift performance is good, and converter speed ratio is big, realizes the automatic guidance speed change easily; And simple in structure, easy production and processing.
Summary of the invention
The present invention is according to gear-driven principle, on axle, set up one group of sleeve gear combination, it is made up of several sleeve gears of different-diameter, the sleeve gear of the big one-level of diameter entangles the sleeve gear of the little one-level of diameter, the sleeve gear head is a gear, the middle part is a sleeve, afterbody has groove, ball axle sleeve or sliding shaft sleeve are arranged in each sleeve gear, each sleeve gear can side travel, key sliding block joint on the sleeve gear (axle) of groove and little one-level is arranged in the sleeve gear of big one-level, the sleeve gear of little one-level is supporting the sleeve gear of big one-level, during neutral, the sleeve gear head by size successively gradient arrange, does not move in axle center in the sleeve gear combination, sleeve gear combination is made up with one group of fixed gear wheel on another and is cooperated, does not move in the axle center of fixed gear wheel combination, fixed gear wheel makes up being made up of with the same number of ordinary gear of sleeve gear different-diameter, gradient array is fixed on the axle successively, mobile regulating plate makes up an extended sleeve gear and comes transferring power with a gear mesh that cooperates in the fixed gear combination, mobile again adjusting group, the withdrawal of ingear sleeve gear, mobile again adjusting group, another adjacent sleeve gear stretch out with fixed gear wheel combination in another gear mesh that cooperates come transferring power, reach speed change.
The object of the present invention is achieved like this: input shaft and output shaft arranged parallel, the distance of diaxon is constant, sleeve gear is placed on the axle, the sleeve gear of the big one-level of diameter entangles the sleeve gear of the little one-level of diameter, the sleeve gear head is a gear, the middle part is a sleeve, afterbody has groove, ball axle sleeve or sliding shaft sleeve are arranged in each sleeve gear, the key sliding block joint that the sleeve gear (axle) of groove and little one-level is arranged in the sleeve gear of big one-level, the sleeve gear of little one-level is supporting the sleeve gear of big one-level, during neutral, the head of sleeve gear by size successively gradient arrange, have on the output shaft and the same number of gear of sleeve gear, relative with the sleeve gear combination, gradient stationary arrangement successively by size, the number of sleeve gear is the gear number of change-speed box, the groove sliding block joint of the annulus of driving lever and sleeve gear afterbody, driving lever does not rotate with sleeve gear, guide rail restriction driving lever or lever restriction driving lever can only move together in certain scope, the driving lever sliding sleeve is arranged on the driving lever, each driving lever sliding sleeve is positioned at the dead slot of a definite regulating plate and can only moves at this groove, driving lever sliding sleeve and driving lever can move smoothly under the guiding of the groove of regulating plate, all the regulating plate captive joint becomes a regulating plate combination, there is the combination of guide rail restriction regulating plate to move around in certain scope, mobile regulating plate combination, the groove of each regulating plate guides corresponding driving lever sliding sleeve or maintenance original position or moves, the sleeve gear that is attached thereto is also corresponding or keep original position or move, make change-speed box or neutral gear or have only a sleeve gear stretch out with the fixed gear wheel combination in a gear mesh that cooperates; When mobile regulating plate is combined to certain position, ingear sleeve gear withdrawal becoming neutral gear, mobile again regulating plate is combined to another position, a sleeve gear adjacent with previous shift sleeve gear stretch out with fixed gear wheel combination in a gear mesh that cooperates, reach speed change; Moving to certain direction when regulating plate combination is raising speed, and then to move be exactly reduction of speed to reversing sense; The regulating plate that constantly moves around combination,---neutral gear---raising speed (reduction of speed) neutral gear---raising speed (reduction of speed) that just can constantly repeat raising speed (reduction of speed); 1. the position of the dead slot of each regulating plate will meet is the gear order according to the sleeve gear size, 2. the distance between top center and the bottom centre is the distance that driving lever sliding sleeve, driving lever and sleeve gear move, this distance makes sleeve gear can mesh fully, can separate fully, and 3. each regulating plate is formed is combined in a certain position and can only has a top; When the quantity of sleeve gear was many, the preferential selection made the circle shape with regulating plate, forms a combination, whenever rotates to an angle, and carries out speed change one time, is connected with gear, electrical motor, realizes automatic guidance easily; Housing gear speed variator is placed on the bicycle brace, settle pedal on the input shaft, output shaft is connected with gear, ratchet, bicycle drive wheel in upright arrangement, two or more drive wheels in upright arrangement are arranged, bicycle drive wheel connects straight gear or chain is given other drive wheel with transmission of power, the wheel largest outer diameter can be made into and is equal to or less than 10 centimetres, extracts the bicycle latch, can be with bicycle folding.
During startup work of the present invention, the stepping bicycle pedal, the input shaft rotation, encircle the key sliding block joint on the sleeve gear (axle) that groove and little one-level are arranged in the sleeve gear, all sleeve gear is along with input shaft rotates together, if neutral gear, then mobile regulating plate combination, the groove guiding driving lever sliding sleeve of regulating plate moves driving lever, guide rail restriction driving lever moves by certain position and direction, the sleeve gear that driving lever promotes minimum radius stretch out with output shaft on the gear mesh of maximum radius, outputting axial power is delivered to bicycle drive wheel in upright arrangement through gear and ratchet wheel, first drive wheel makes it rotation for other drive wheel in upright arrangement transmission of power by straight gear or chain, and bicycle is advanced, and be the dead slow gear this moment; During acceleration, mobile again regulating plate combination, the groove guiding driving lever sliding sleeve of regulating plate makes the withdrawal of ingear sleeve gear, become neutral gear, mobile again regulating plate combination, the driving lever of big one-level stretch out the sleeve gear that promotes big one-level radius stretch out with output shaft on the gear mesh of little one-level radius, finish a speed change and bicycle drive wheel rotation in upright arrangement accelerated; Quicken again, then mobile again regulating plate combination, not only the driving lever of the big one-level sleeve gear that stretches out the not only big one-level radius of promotion stretch out with output shaft on but also the gear mesh of little one-level radius, make bicycle drive wheel rotation in upright arrangement faster; During reduction of speed, reversing sense moves the regulating plate combination: in the speed-change process, become gear meshing from neutral gear, and when smooth inadequately, light stepping bicycle pedal, the input shaft rotation can make it engagement; Bicycle is finished using, and extracts latch, can merge after moving on the Slip-sleeve of bicycle, and the bicycle front fork clickwise can merge after spending greater than 270, and bicycle folding is got up.
Owing to adopt such scheme, one group of sleeve gear combination has replaced the multiple sets of teeth wheel of existing ordinary gear change-speed box, has reduced weight and volume, has the advantage that gear transmission is accurate, stable, converter speed ratio is big again; Because sleeve gear of the present invention is under ball axle sleeve or sliding shaft sleeve support, only need littler adjustment force than mobile ordinary gear during speed change, again because the regulating plate combination is arranged, only moving a part just can speed change, so the present invention is than the easier realization automatic guidance of existing ordinary gear change-speed box speed change; Because the change-speed box volume is little, can make tiny wheels (diameter is less than 10 centimetres) bicycle again, volume is littler, in light weight behind the bicycle folding; Drive wheel in upright arrangement, increase wheel can make the bicycle earth-grasping force strengthen, travel more steady.This housing gear speed variator also can be applicable to Electrical Bicycle, motor bike and other machinery.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further specified.
Combination of Fig. 1 sleeve gear and fixed gear wheel assembly drawing
Fig. 2 is driving lever figure
Fig. 3 is the regulating plate assembly drawing
Fig. 4 is folding bicycle figure
Fig. 5 is drive wheel figure in upright arrangement
1. sleeve gears among the figure, 2. ball axle sleeve or sliding shaft sleeve, 3. input shaft, 4. output shaft, 5. fixed gear wheel combination, 6. dead man, 7. driving lever sliding sleeve, 8. regulating plate, 9. regulating plate combination, 10. bicycle brace, 11. Slip-sleeve of bicycle, 12. bicycle front forks, 13. bicycles drive wheel in upright arrangement, 14. latches.
The specific embodiment
As Fig. 1, input shaft 3 and output shaft 4 arranged parallel, the distance of diaxon is constant, sleeve gear 1 is placed on the input shaft 3, the sleeve gear combination is made up of the sleeve gear 1 of different-diameter, the sleeve gear 1 of the big one-level of diameter entangles the sleeve gear 1 of the little one-level of diameter, can make the combination that more sleeve gear 1 is formed, ball axle sleeve or sliding shaft sleeve 2 are arranged in each sleeve gear 1, each sleeve gear 1 is side travel separately, the key sliding block joint that the sleeve gear 1 of groove and little one-level is arranged in the sleeve gear 1 of big one-level, the sleeve gear 1 of little one-level is supporting the sleeve gear 1 of big one-level, during neutral, as Fig. 1, sleeve gear 1 gradient is successively arranged, fixed gear wheel combination 5 is arranged on the output shaft 4, by forming with sleeve gear 1 the same number of gear, arrange with the relative gradient successively of sleeve gear combination, sleeve gear 1 afterbody has groove, driving lever 6 is placed in the groove, driving lever 6 is not with sleeve gear 1 rotation, having guide rail restriction driving lever 6 to do in certain limit moves around, as Fig. 1,2, driving lever sliding sleeve 7 is arranged on the driving lever 6, as Fig. 3, regulating plate combination 9 is connected to form by several regulating plates 8, each regulating plate 8 has groove, driving lever sliding sleeve 7 inserts respectively in the groove of regulating plate 8, having guide rail restriction regulating plate combination 9 to do in certain limit moves around, driving lever sliding sleeve 7 is limited in regulating plate 8 grooves, mobile regulating plate combination 9, the groove guiding driving lever sliding sleeve 7 of regulating plate 8 moves the sleeve gear 1 that is attached thereto is moved, sleeve gear 1 stretch out with fixed gear wheel combination 5 in gear mesh that cooperates and transferring power, mobile again regulating plate combination 9, the groove guiding driving lever sliding sleeve 7 of regulating plate 8 moves and makes ingear sleeve gear 1 withdrawal that is attached thereto, mobile again regulating plate combination 9, another adjacent sleeve gear 1 are stretched out with fixed gear wheel and are made up another gear mesh that cooperates in 5 and reach speed change; As Fig. 4, change-speed box is placed on the bicycle brace 10, settles pedal on the input shaft 3, and as Fig. 5, output shaft 4 power are given other drive wheel to 13, one drive wheels connection straight gears of bicycle drive wheel in upright arrangement or chain with transmission of power through ratchet and gear transmission.
Service condition of the present invention, the stepping bicycle pedal, input shaft 3 rotations, support and move sleeve gear 1 rotation of big one-level by troughed belt owing to the sleeve gear 1 of little one-level, all sleeve gear 1 is along with input shaft 3 rotates together, if neutral gear, then mobile regulating plate combination 9, owing to there is guide rail restriction regulating plate combination 9 to move around by certain position and direction, the groove guiding driving lever sliding sleeve 7 of regulating plate 8 moves driving lever 6, owing to there is guide rail restriction driving lever 6 to move around by certain position and direction, the sleeve gear 1 that driving lever 6 promotes minimum radiuses stretch out with output shaft 4 on the gear mesh of maximum radius, output shaft 4 power are delivered to bicycle drive wheel 13 in upright arrangement through gear and ratchet wheel, first drive wheel makes it rotation for another drive wheel 13 in upright arrangement transmission of power by straight gear, bicycle is advanced, and be the dead slow gear this moment; Mobile again regulating plate combination 9 during acceleration, the groove guiding driving lever sliding sleeve 7 of regulating plate 8 moves and makes 1 withdrawal of ingear sleeve gear, become neutral gear, mobile again regulating plate combination 9, the sleeve gear 1 that the driving lever 6 of big one-level promotes big one-level radius stretch out with output shaft 4 on the gear mesh of little one-level radius, increase by a fast gear, finish a speed change and bicycle drive wheel 13 rotations in upright arrangement are accelerated; Quicken again, then mobile again regulating plate combination 9, behind the neutral gear, the sleeve gear 1 that maximum driving lever 6 promotes maximum radiuss stretch out with output shaft 4 on the gear mesh of minimum radius, be high gear, bicycle drive wheel 13 rotations in upright arrangement are accelerated again; In the speed-change process, become gear meshing from neutral gear, when smooth inadequately, rotation input shaft 3 can make it engagement; Bicycle is finished using, and extracts latch 14, moves on the Slip-sleeve of bicycle 11 and revolve to turn 90 degrees merging, and bicycle front fork 12 clickwises merge greater than 270 degree, bicycle folding can be got up.
Claims (3)
1. housing gear speed variator, the input shaft of change-speed box and output shaft arranged parallel, the distance of diaxon is constant, one group of sleeve gear combination is arranged on the input shaft, the sleeve gear that diameter is big entangles the little sleeve gear of diameter, the sleeve gear head is a gear, the middle part is a sleeve, afterbody has groove, ball axle sleeve or sliding shaft sleeve are arranged in each sleeve gear, each sleeve gear can side travel, during neutral, the sleeve gear head by size successively gradient arrange, the gear identical with sleeve gear quantity arranged on the output shaft, the groove sliding block joint of driving lever and sleeve gear afterbody, each driving lever sliding sleeve is positioned at the groove of a regulating plate, all the regulating plate captive joint becomes the regulating plate combination, moving of guide rail restriction regulating plate combination arranged, it is characterized in that: one group of transversely movable sleeve gear cooperates with one group of fixed gear wheel, and ball axle sleeve or sliding shaft sleeve are arranged in the sleeve gear, and sleeve gear combination and fixed gear wheel combination are gradient array.
2. housing gear speed variator according to claim 1 and folding bicycle is characterized in that: all the regulating plate captive joint becomes the regulating plate combination.
3. folding bicycle, on the bicycle brace, be mounted with housing gear speed variator, output shaft is connected with gear, ratchet, bicycle drive wheel in upright arrangement, drive wheel is connected with other drive wheel by gear or chain, and it is characterized in that: bicycle has two or more drive wheels in upright arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101116833A CN101130381A (en) | 2006-08-22 | 2006-08-22 | Housing gear speed variator and foldable bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101116833A CN101130381A (en) | 2006-08-22 | 2006-08-22 | Housing gear speed variator and foldable bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101130381A true CN101130381A (en) | 2008-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101116833A Pending CN101130381A (en) | 2006-08-22 | 2006-08-22 | Housing gear speed variator and foldable bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101130381A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213297A (en) * | 2010-04-01 | 2011-10-12 | 赵海波 | Tubular gear transmission |
| IT201600131721A1 (en) * | 2016-12-28 | 2018-06-28 | Daniele Maria Bertin | TRANSPORT VEHICLE WITH A FRONT GROUND SUPPORT UNIT INCLUDING AT LEAST TWO WHEELS IN LINE |
| CN109606524A (en) * | 2019-01-28 | 2019-04-12 | 华中农业大学 | A kind of no spoke Collapsible bicycle |
| IT201900023247A1 (en) * | 2019-12-06 | 2021-06-06 | Mirco Zecchi | SEAT DEVICE |
| CN113028218A (en) * | 2021-03-03 | 2021-06-25 | 广州海弘数字科技有限公司 | Electronic equipment identification system |
-
2006
- 2006-08-22 CN CNA2006101116833A patent/CN101130381A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213297A (en) * | 2010-04-01 | 2011-10-12 | 赵海波 | Tubular gear transmission |
| IT201600131721A1 (en) * | 2016-12-28 | 2018-06-28 | Daniele Maria Bertin | TRANSPORT VEHICLE WITH A FRONT GROUND SUPPORT UNIT INCLUDING AT LEAST TWO WHEELS IN LINE |
| CN109606524A (en) * | 2019-01-28 | 2019-04-12 | 华中农业大学 | A kind of no spoke Collapsible bicycle |
| CN109606524B (en) * | 2019-01-28 | 2020-12-11 | 华中农业大学 | Spoke-free foldable bicycle |
| IT201900023247A1 (en) * | 2019-12-06 | 2021-06-06 | Mirco Zecchi | SEAT DEVICE |
| CN113028218A (en) * | 2021-03-03 | 2021-06-25 | 广州海弘数字科技有限公司 | Electronic equipment identification system |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20080227 |