CN105460159A - Automatic speed changing device of bicycle - Google Patents
Automatic speed changing device of bicycle Download PDFInfo
- Publication number
- CN105460159A CN105460159A CN201510998341.7A CN201510998341A CN105460159A CN 105460159 A CN105460159 A CN 105460159A CN 201510998341 A CN201510998341 A CN 201510998341A CN 105460159 A CN105460159 A CN 105460159A
- Authority
- CN
- China
- Prior art keywords
- gear
- transmission shaft
- rear axle
- bicycle
- automatic
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
- B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
- B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
- B62M9/12—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
- B62M9/121—Rear derailleurs
- B62M9/123—Rear derailleurs changing gears automatically
Abstract
The invention aims to disclose an automatic speed changing device of a bicycle. Under the effect of centrifugal force of a heavy punch on a bicycle rear shaft, a gear tower can be moved through the combined action of a slope body and a spring, the gear tower is provided with a set of gears from big to small, and automatic speed changing is achieved through engagement of the different gears and gears on a transmission shaft.
Description
Technical field
The present invention relates to a kind of automatic bicycle speed variator, can be used for bicycle and realize automatic speed changing under steam.
Technical background
Current variable speed bicycle speed change needs manually to operate, cumbersome.
Summary of the invention
In order to overcome the deficiency of existing variable speed bicycle transmission technology, the invention provides a kind of automatic bicycle speed variator.
The technical solution adopted for the present invention to solve the technical problems is: bicycle freewheel is connected gear with flywheel and links together, bicycle freewheel flywheel driven connects pinion rotation, outside flywheel connection gear driven housing, between rear axle and transmission shaft, transmission gear one rotates, outside housing, between rear axle and transmission shaft, transmission gear one drives outer transmission gear two rotation between rear axle and transmission shaft of housing, outside housing, between rear axle and transmission shaft, transmission gear two drives transmission shaft upper shell outer drive gears to rotate, transmission shaft upper shell outer drive gears is rotated and is driven drive axis, transmission shaft drives transmission gear in transmission shaft upper shell to rotate, in transmission shaft upper shell, transmission gear rotation driven gear tower rotates, gear tower rotates and drives bicycle rear axle to rotate, bicycle rear axle rotates and drives automatic shift device shell to rotate, automatic shift device shell is connected to spoke and bicycle rear, so bicycle rear rotates.Along with the quickening that bicycle rear axle and bicycle rear rotate, weight and the clinohedral fixedly connected together are slided under the centnifugal force of weight and the thrust combined action of spring between catch and bullet, and overcome the thrust of spring, promotion bullet and gear tower slide, and (bicycle rear axle interlude is square, bullet and gear tower link together, be enclosed within bicycle rear axle by the square hole of centre, and can slide on axle under the combined action of spring and clinohedral).At this moment, because bullet moves promotion connecting rod swing, connecting rod swing hauls connecting rod and moves, connecting rod moves and pulls transmission shaft, the pulling force that transmission shaft overcomes spring under the pulling force of connecting rod uploads moving axis moving track along automatic shift device inner casing moves to the direction near bicycle rear axle axle center, in transmission shaft upper shell, transmission gear is just and move past the slightly smaller engaged gears of diameter on the gear tower that comes, bicycle rear axle is turned faster, bicycle rear also turns faster.At this moment, the centnifugal force of weight becomes large, clinohedral movement more, it is also more that bullet and gear tower slide, connecting rod swing larger, connecting rod movement more, transmission shaft is more to the direction movement near bicycle rear axle axle center, in transmission shaft upper shell, transmission gear just and again moves past the smaller engaged gears of diameter on the gear tower that comes, bicycle rear axle is turned faster.Automatic shift device inner casing uploads the track of the moving track of moving axis gradually near bicycle rear axle axle center, and be made up of arc and linear orbital segment.The track of arc guarantees that transmission shaft only angle displacement occurs relative to bicycle rear axle axle center, radial displacement does not occur.Linear track guarantees that transmission shaft only radial displacement occurs relative to bicycle rear axle axle center, angle displacement does not occur.Guarantee automatic bicycle speed variator, steady during gearshift.Meanwhile, steady in order to what guarantee when shifting gears further, in the gear on gear tower and transmission shaft upper shell, transmission gear is all designed to cone gear.
When the speed of bicycle freewheel lowers, be connected gear speed with flywheel to lower, outside housing, between rear axle and transmission shaft, transmission gear one rotating speed lowers, outside housing, between rear axle and transmission shaft, transmission gear two rotating speed lowers, transmission shaft upper shell outer drive gears rotating speed lowers, rotating speed of transmission shaft lowers, in transmission shaft upper shell, transmission gear rotating speed lowers, in transmission shaft upper shell, transmission gear rotation driven gear tower rotating speed lowers, bicycle rear axle rotating speed lowers, automatic shift device shell rotating speed lowers, and bicycle rear rotating speed lowers.Along with bicycle rear axle and bicycle rear rotating speed lower, weight and the clinohedral fixedly connected together are slided under the centnifugal force of weight and the thrust of spring between catch and bullet, bullet and gear tower under the thrust of spring to reverse slide.At this moment, because bullet reversing sense slides, connecting rod and transmission shaft, the moving track uploading moving axis under the pulling force of spring along automatic shift device inner casing moves to the direction away from bicycle rear axle axle center, in transmission shaft upper shell, transmission gear just and move past the slightly larger engaged gears of diameter on the gear tower that comes, bicycle rear axle rotating speed lowers, and bicycle rear also rotating speed lowers.At this moment, the centnifugal force of weight diminishes, the reverse movement of clinohedral more, bullet and gear tower reverse slide also more, connecting rod swing less, connecting rod movement less, transmission shaft is more to the direction movement away from bicycle rear axle axle center, in transmission shaft upper shell, transmission gear just and again moves past the engaged gears that on next gear tower, diameter is larger, and bicycle rear axle just turns slower.
Accompanying drawing explanation
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 are structure principle charts of the present invention.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, in Fig. 5: 1 bicycle rear axle, 2 bearings, 3 transmission shafts, 4 connecting rods, 5 automatic shift device shells, transmission gear in 6 transmission shaft upper shells, 7 automatic shift device inner casings, 8 bearings, 9 transmission shaft upper shell outer drive gears, 10 bearings, 11 bicycle freewheels, 12 gears, 13 gear towers, 14 bullets, 15 weights, 16 catch, 17 clinohedrals, 18 springs, the support of connecting rod on 19 inner casings, 20 springs, transmission gear two between rear axle and transmission shaft outside 21 housings, 22 inner casings upload the moving track of moving axis, 23 connecting rods, 24 springs, transmission gear one between rear axle and transmission shaft outside 25 housings, 26 spokes, 27 bicycle rears, linear pattern hole slot in 28 clinohedrals
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
At Fig. 1, Fig. 2, Fig. 3, Fig. 4, in Fig. 5, bicycle freewheel 11 is connected gear 12 and links together with flywheel, bicycle freewheel 11 flywheel driven connects gear 12 and rotates, flywheel connects gear 12 and drives outer transmission gear 1 rotation between rear axle and transmission shaft of housing, outer outer transmission gear 2 21 rotation between rear axle and transmission shaft of transmission gear 1 drive housing between rear axle and transmission shaft of housing, outside housing, between rear axle and transmission shaft, transmission gear 2 21 drives transmission shaft upper shell outer drive gears 9 to rotate, transmission shaft upper shell outer drive gears 9 is rotated and is driven transmission shaft 3 to rotate, transmission shaft 3 drives transmission gear 6 in transmission shaft upper shell to rotate, in transmission shaft upper shell, transmission gear 6 rotation driven gear tower 13 rotates, gear tower 13 rotates and drives bicycle rear axle 1 to rotate, bicycle rear axle 1 rotates and drives automatic shift device shell 5 to rotate, automatic shift device shell 5 is connected to spoke 26 and bicycle rear 27, so bicycle rear 27 rotates.Along with the quickening that bicycle rear axle 1 and bicycle rear 27 rotate, weight 15 and the clinohedral 17 that fixedly connects together are slided under the combined action of the centnifugal force of weight 15 and the thrust of spring 20 between catch 16 and bullet 14, and overcome the thrust of spring 20, promotion bullet 14 and gear tower 13 slide, and (bicycle rear axle 1 interlude is square, bullet 14 and gear tower 13 link together, be enclosed within bicycle rear axle by the square hole of centre, and can slide on axle under the combined action of spring 20 and clinohedral 17).At this moment, swing because bullet 14 moves promotion connecting rod 4, connecting rod 4 swing hauls connecting rod 23 and moves, connecting rod 23 moves and pulls transmission shaft 3, the pulling force that transmission shaft 3 overcomes spring 24 under the pulling force of connecting rod 23 uploads moving axis moving track 22 along automatic shift device inner casing 7 moves to the direction near bicycle rear axle 1 axle center, in transmission shaft upper shell, transmission gear 6 just and move past the slightly smaller engaged gears of diameter on the gear tower 13 that comes, make bicycle rear axle 1 turn faster, bicycle rear 27 also turns faster.At this moment, the centnifugal force of weight 15 becomes large, clinohedral 17 movement more, it is also more that bullet 14 and gear tower 13 slide, it is larger that connecting rod 4 swings, connecting rod 23 movement more, and transmission shaft 3 is more to the direction movement near bicycle rear axle 1 axle center, in transmission shaft upper shell, transmission gear 6 just and again moves past the smaller engaged gears of diameter on the gear tower 13 that comes, make bicycle rear axle 1 turn faster.Automatic shift device inner casing 7 uploads the track of the moving track 22 of moving axis gradually near bicycle rear axle 1 axle center, and be made up of arc and linear orbital segment.The track of arc guarantees that transmission shaft 3 only angle displacement occurs relative to bicycle rear axle 1 axle center, radial displacement does not occur.Linear track guarantees that transmission shaft 3 only radial displacement occurs relative to bicycle rear axle 1 axle center, angle displacement does not occur.Guarantee automatic bicycle speed variator, steady during gearshift.Meanwhile, in order to guarantee further shift gears time steady, the gear on gear tower 13 and transmission shaft upper shell inner driving wheel 6 are all designed to cone gear.
When the speed of bicycle freewheel 11 lowers, be connected gear 12 speed to lower with flywheel, outside housing, between rear axle and transmission shaft, transmission gear 1 rotating speed lowers, outside housing, between rear axle and transmission shaft, transmission gear 2 21 rotating speed lowers, transmission shaft upper shell outer drive gears 9 rotating speed lowers, transmission shaft 3 rotating speed lowers, in transmission shaft upper shell, transmission gear 6 rotating speed lowers, in transmission shaft upper shell, transmission gear 6 rotation driven gear tower 13 rotating speed lowers, bicycle rear axle 1 rotating speed lowers, automatic shift device shell 5 rotational speed lowers, bicycle rear 27 rotating speed lowers.Along with bicycle rear axle 1 and bicycle rear 27 rotating speed lower, weight 15 and the clinohedral 17 that fixedly connects together are slided under the centnifugal force of weight 15 and the thrust combined action of spring 20 between catch 16 and bullet 14, bullet 14 and gear tower 13 under the thrust of spring 20 to reverse slide.At this moment, because bullet 14 reversing sense slides, connecting rod 4, connecting rod 23 and transmission shaft 3, the moving track 22 uploading moving axis under the pulling force of spring 24 along automatic shift device inner casing 7 moves to the direction away from bicycle rear axle 1 axle center, in transmission shaft upper shell, transmission gear 6 just and move past the slightly larger engaged gears of diameter on the gear tower 13 that comes, bicycle rear axle 1 rotating speed lowers, and bicycle rear 27 also rotating speed lowers.At this moment, the centnifugal force of weight 15 diminishes, the reverse movement of clinohedral 17 more, bullet 14 and gear tower 13 reverse slide also more, it is less that connecting rod 4 swings, connecting rod 23 movement less, and transmission shaft 3 is more to the direction movement away from bicycle rear axle 1 axle center, in transmission shaft upper shell, transmission gear 6 just and again moves past the engaged gears that on next gear tower 13, diameter is larger, and bicycle rear axle 1 just turns slower.
Claims (9)
1. an automatic bicycle speed variator, is made up of the moving track etc. that transmission gear in bicycle rear axle, bearing, transmission shaft, connecting rod, automatic shift device shell, transmission shaft upper shell, automatic shift device inner casing, transmission shaft upper shell outer drive gears, bicycle freewheel, flywheel connect the outer transmission gear two between rear axle and transmission shaft of the outer transmission gear one between rear axle and transmission shaft of linear pattern hole slot in gear, gear tower, bullet, spring, weight, catch, clinohedral, clinohedral, housing, housing, inner casing uploads moving axis.It is characterized in that, bicycle freewheel is by gear driven drive axis, and transmission shaft drives rear axle to rotate by gear and gear tower again, and weight can pass through clinohedral traveling gear tower under rear axle different rotating speeds, realizes automatic speed changing.
2. a kind of automatic bicycle speed variator as claimed in claim 1, is characterized in that described automatic shift device inner casing uploads the track of the moving track of moving axis gradually near rear axle axle center, and be made up of arc and linear orbital segment.
3. a kind of automatic bicycle speed variator as claimed in claim 1, is characterized in that described bicycle rear axle interlude is square.
4. a kind of automatic bicycle speed variator as claimed in claim 1, be is characterized in that described bullet and gear tower link together, is enclosed within bicycle rear axle by the square hole of centre, and can slide on axle under the combined action of spring and clinohedral.
5. a kind of automatic bicycle speed variator as claimed in claim 1, it is characterized in that described weight and clinohedral fixedly connect together, weight is passed by the perforate on automatic shift device shell, be arranged on the outside of automatic shift device shell, clinohedral has linear pattern hole slot, rear axle is made to pass hole slot, after rotation of wheel, the straight line relative proper motion car rear axle at weight and clinohedral place does not do the displacement in angle, only to slide between catch and bullet under the centnifugal force of weight and the thrust of spring, thus promote bullet and the slip of gear tower.
6. a kind of automatic bicycle speed variator as claimed in claim 1, it is characterized in that on the moving track that described transmission shaft is arranged on inner casing, move in orbit under the combined action of connecting rod and spring, ensure that transmission shaft upper shell inner driving wheel all the time with the gear tower classification occlusion on rear axle.
7. a kind of automatic bicycle speed variator as claimed in claim 1, is characterized in that described gear tower is made up of one group of gear that diameter is descending.
8. a kind of automatic bicycle speed variator as claimed in claim 1, is characterized in that in gear on described gear tower and transmission shaft upper shell, transmission gear is cone gear.
9. a kind of automatic bicycle speed variator as claimed in claim 1, it is characterized in that described bicycle freewheel, flywheel connects gear and links together, bicycle freewheel flywheel driven connects pinion rotation, outside flywheel connection gear driven housing, between rear axle and transmission shaft, transmission gear one rotates, outside housing, between rear axle and transmission shaft, transmission gear one drives outer transmission gear two rotation between rear axle and transmission shaft of housing, outside housing, between rear axle and transmission shaft, transmission gear two drives transmission shaft upper shell outer drive gears to rotate, transmission shaft upper shell outer drive gears is rotated and is driven drive axis.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810363994.1A CN108454777A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810363990.3A CN108466670A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810364001.2A CN108454778A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201510998341.7A CN105460159B (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510998341.7A CN105460159B (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810363994.1A Division CN108454777A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810363990.3A Division CN108466670A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810364001.2A Division CN108454778A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105460159A true CN105460159A (en) | 2016-04-06 |
| CN105460159B CN105460159B (en) | 2018-12-07 |
Family
ID=55598426
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810364001.2A Withdrawn CN108454778A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201510998341.7A Expired - Fee Related CN105460159B (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810363994.1A Withdrawn CN108454777A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810363990.3A Withdrawn CN108466670A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810364001.2A Withdrawn CN108454778A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810363994.1A Withdrawn CN108454777A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
| CN201810363990.3A Withdrawn CN108466670A (en) | 2015-12-23 | 2015-12-23 | A kind of automatic bicycle speed variator |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN108454778A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5199929A (en) * | 1990-04-16 | 1993-04-06 | Stites William J | Automatic bicycle transmission |
| CN2556118Y (en) * | 2001-09-15 | 2003-06-18 | 梁桂豪 | Step or stepless speed variator for motorcycle |
| CN101108647A (en) * | 2006-07-18 | 2008-01-23 | 毕倩琳 | Automatic range conversion transmission device of booster vehicle engine |
| TW201524843A (en) * | 2013-12-16 | 2015-07-01 | Fan-En Lin | Bicycle |
| CN205440749U (en) * | 2015-12-26 | 2016-08-10 | 梁子康 | Automatic gear -shifting device for bicycle |
-
2015
- 2015-12-23 CN CN201810364001.2A patent/CN108454778A/en not_active Withdrawn
- 2015-12-23 CN CN201510998341.7A patent/CN105460159B/en not_active Expired - Fee Related
- 2015-12-23 CN CN201810363994.1A patent/CN108454777A/en not_active Withdrawn
- 2015-12-23 CN CN201810363990.3A patent/CN108466670A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5199929A (en) * | 1990-04-16 | 1993-04-06 | Stites William J | Automatic bicycle transmission |
| CN2556118Y (en) * | 2001-09-15 | 2003-06-18 | 梁桂豪 | Step or stepless speed variator for motorcycle |
| CN101108647A (en) * | 2006-07-18 | 2008-01-23 | 毕倩琳 | Automatic range conversion transmission device of booster vehicle engine |
| TW201524843A (en) * | 2013-12-16 | 2015-07-01 | Fan-En Lin | Bicycle |
| CN205440749U (en) * | 2015-12-26 | 2016-08-10 | 梁子康 | Automatic gear -shifting device for bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108466670A (en) | 2018-08-31 |
| CN105460159B (en) | 2018-12-07 |
| CN108454777A (en) | 2018-08-28 |
| CN108454778A (en) | 2018-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180910 Address after: 362100 Yuyuan village, Zhang ban Town, Quanzhou investment zone, Fujian, 93 Applicant after: Quanzhou Taiwan Investment Zone Jie win Network Technology Co., Ltd. Address before: 053400 Wuyi County middle school, Wuyi County, Hebei Applicant before: Liang Zikang |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191030 Address after: 221300 west side of Jinger Road, industrial park, Tushan Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Weijitai Optoelectronic Technology (Xuzhou) Co., Ltd Address before: 362100 Yuyuan village, Zhang ban Town, Quanzhou investment zone, Fujian, 93 Patentee before: Quanzhou Taiwan Investment Zone Jie win Network Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20191223 |