CN110481700A - Internal tooth wheel speed - Google Patents
Internal tooth wheel speed Download PDFInfo
- Publication number
- CN110481700A CN110481700A CN201910714627.6A CN201910714627A CN110481700A CN 110481700 A CN110481700 A CN 110481700A CN 201910714627 A CN201910714627 A CN 201910714627A CN 110481700 A CN110481700 A CN 110481700A
- Authority
- CN
- China
- Prior art keywords
- output
- synchronous
- free
- bevel gear
- sliding spline
- 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.)
- Withdrawn
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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
- B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
- B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
- B62M11/10—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with bevel gear wheels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention is internal tooth wheel speed, the present invention is adapted for mount on bicycle middle shaft, the invention mainly comprises input shaft, internal tooth wheel disc, free-sliding spline axis, free-sliding spline set, synchronous bevel gear, output bevel gear, output shaft and shift fork, gear dosage of the present invention is few, structure is simple, 3-8 grades of reliable operation, energy speed changes.
Description
Technical field
The present invention relates to a kind of mechanical speed changer more particularly to a kind of bicycle middle shaft internal tooth wheel speeds.
Background technique
Currently, the variable part technology of multi-speed bicycle application is old, although there are many new technology, have various
It is difficult to the shortcomings that overcoming.
The present invention is in view of the shortcomings of the prior art, provide a kind of small-sized, independence, multistage for being suitble to use on bicycle middle shaft
Closed internal tooth wheel speed.
Key of the invention is: the present invention uses inner gear structure, with small in size, gear quantity is few, structure is simple, dress
The advantages that with easy, reliable operation etc..
Summary of the invention
The problem to be solved in the present invention is to provide a kind of bicycle middle shaft internal tooth wheel speeds.
The technical scheme to solve the above technical problems is that a kind of internal tooth wheel speed, mainly by input shaft
(1), input shaft bearing (2), synchronous bevel gear (3), synchromesh gear (4), free-sliding spline axis (5), wheel disc (6), ring gear (7-1,2,
3,4), output bearing (8), output shaft (9), free-sliding spline set (11), shift fork (12), clutch collar (13), synchronous bearing (15), defeated
Bevel gear (16), inner casing (17), shell (18), output slide bar (19), sliding sleeve (20), synchronous slide bar (21), synchronous slide opening out
(22), locating slot (23) forms.
Its structure is: input shaft bearing (2) is by shell (18) support input shaft (1)；Wheel disc (6) covers on input shaft (1),
Stationary fit, ring gear (7-1,2,3,4) are coaxially embedded in the inside of wheel disc (6)；Synchronous bevel gear (3) are covered in free-sliding spline set
(11) front end, stationary fit；Synchronous bearing (15) are by inner casing (17) support free-sliding spline set (11)；Free-sliding spline set (11) set
On free-sliding spline axis (5), free-sliding spline axis (5) front end has synchromesh gear (4), synchromesh gear (4) and ring gear (7-1,
2,3,4) engagement；Clutch collar (13) covers rear end in free-sliding spline axis (5), stationary fit；Output bevel gear (16) is covered in output shaft
(9) front end, stationary fit, output bevel gear (16) are engaged with synchronous bevel gear (3), and output bearing (8) is propped up by inner casing (17)
It supports output shaft (9)；Sliding sleeve (20) covers in output slide bar (19), and the both ends of output slide bar (19) are fixed on shell (18), sliding
Set (20) is fixed on inner casing (17)；Synchronous slide bar (21) are fixed on inner casing (17), have synchronous slide opening in the middle part of shift fork (12)
(22), synchronous slide bar (21) pass through from synchronous slide opening (22), move cooperation, and the lower end of shift fork (12) is stuck on clutch collar (13), is dynamic
Cooperation, the upper end of shift fork (12) are stuck in locating slot (23), move cooperation.
The beneficial effects of the present invention are: the speed changer structure is simple, integrated level is high, cheap, easy to maintenance, increases and become
Fast gear is easy, using the remote super various other multi-speed bicycles of cost performance for the multi-speed bicycle that the present invention combines.
Detailed description of the invention
Fig. 1: internal tooth wheel speed front complete section schematic diagram；
Fig. 2: internal gear transmission portion part cooperates schematic diagram；
Fig. 3: internal gear speed changer side partial cross-sectional view；
Fig. 4: shift fork and locating slot schematic diagram；
Fig. 5: shift fork and synchronous slide opening schematic diagram；
In figure: 1, input shaft；2, input shaft bearing；3, synchronous bevel gear；4, synchromesh gear；5, free-sliding spline axis；6, it takes turns
Disk；(7-1,2,3,4), ring gear；8, bearing is exported；9, output shaft；11, free-sliding spline set；12, shift fork；13, clutch collar；15,
Synchronous bearing；16, output bevel gear；17, inner casing；18, shell；19, slide bar is exported；20, sliding sleeve；21, synchronous slide bar；22, same
Walk slide opening；23, locating slot.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
The present invention is implemented as follows: referring to attached drawing 1: input shaft 1, input shaft bearing 2, synchronous bevel gear 3, synchromesh gear 4,
Free-sliding spline axis 5, ring gear (7-1,2,3,4), output bearing 8, output shaft 9, free-sliding spline set 11, shift fork 12, connects wheel disc 6
Trap 13, synchronous bearing 15, output bevel gear 16, inner casing 17, shell 18.
Referring to attached drawing 2: input shaft 1, synchronous bevel gear 3, free-sliding spline axis 5, wheel disc 6, output shaft 9, is dialled input shaft bearing 2
Fork 12, output bevel gear 16, inner casing 17, shell 18, output slide bar 19, sliding sleeve 20, synchronous slide bar 21.
Referring to attached drawing 3: input shaft 1, synchronous bevel gear 3, free-sliding spline axis 5, output shaft 9, shift fork 12, output bevel gear
16, inner casing 17, shell 18, output slide bar 19, synchronous slide bar 21, locating slot 23.
Referring to attached drawing 4: input shaft 1, output shaft 9, shift fork 12, shell 18, output slide bar 19, locating slot 23.
Referring to attached drawing 5: shift fork 12, synchronous slide opening 22.
As shown in attached drawing 1,2:
The present invention include input shaft 1, input shaft bearing 2, synchronous bevel gear 3, synchromesh gear 4, free-sliding spline axis 5, wheel disc 6,
Ring gear (7-1,2,3,4), output bearing 8, output shaft 9, free-sliding spline set 11, shift fork 12, clutch collar 13, synchronous bearing 15,
Output bevel gear 16, inner casing 17, shell 18, output slide bar 19, sliding sleeve 20, synchronous slide bar 21, synchronous slide opening 22, locating slot 23.
Input shaft bearing 2 supports input shaft 1 to rotate by shell 18；6 sets of wheel disc on input shaft 1, fixed, ring gear (7-
1, it 2,3,4) is coaxially embedded in the inside of internal tooth wheel disc 6, three are integrated, rotate jointly；Synchronous 3 sets of bevel gear is in free-sliding spline set
11 front ends, fixation, two are integrated, rotate jointly；Synchronous bearing 15 supports 11 rotation of free-sliding spline set by inner casing 17；Sliding flower
Key cover 11 sets on free-sliding spline axis 5, rotate jointly, free-sliding spline axis 5 can free-sliding spline cover 11 in be free to move axially；
There is synchromesh gear 4 in 5 front end of free-sliding spline axis, and synchromesh gear 4 is engaged with a ring gear (7-1,2,3,4)；13 sets of clutch collar exists
The rear end of free-sliding spline axis 5, fixation, two are integrated, rotate jointly；16 sets of output bevel gear the front end of output shaft 9, fixation,
Two are integrated, rotate jointly, and output bevel gear 16 is engaged with synchronous bevel gear 3；It exports bearing 8 and supports output shaft by inner casing 17
9 rotations；20 sets of sliding sleeve is on output slide bar 19, and the both ends of output slide bar 19 are fixed on shell 18, and sliding sleeve 20 is fixed on inner casing
On 17, output slide bar 19 is parallel with output shaft 9, and inner casing 17 being free to move axially in output shaft 9；The one of synchronous slide bar 21
End is fixed on inner casing 17, two are integrated, and synchronous slide bar 21 is parallel with free-sliding spline set 11；There is synchronous slide opening at the middle part of shift fork 12
22, synchronous slide bar 21 passes through synchronous slide opening 22；The lower end of shift fork 12 is stuck on clutch collar 13, moves cooperation, and clutch collar 13 can be certainly
By rotating, the upper end of shift fork 12 freely can laterally or longitudinally move in parallel in locating slot 23.
Not when speed change, the rotation of input shaft 1, the rotation of wheel disc 6, ring gear (7-1,2,3,4) engagement synchromesh gear 4 revolve jointly
Turn, free-sliding spline axis 5 engages free-sliding spline set and 11 rotates jointly, synchronizes bevel gear 3 and engage output bevel gear 16 and rotate jointly, is defeated
Shaft 9 rotates.
Speed-change process starts, and 1: shift fork 12 is oriented to by synchronous slide bar 21, laterally stirs clutch collar 13, free-sliding spline backward
Axis 5 moves axially rearward and synchromesh gear 4 is driven to separate with a ring gear (7-1,2,3,4).
2: shift fork 12 is longitudinal stir clutch collar 13, by output slide bar 19 guiding, to drive inner casing 17 to move longitudinally to selected
Position.
3: shift fork 12 is oriented to by synchronous slide bar 21, transverse direction stirs forward clutch collar 13, free-sliding spline axis 5 axially forwardly moves
It moves and synchromesh gear 4 is driven to engage with a selected ring gear (7-1,2,3,4), speed-change process terminates.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (1)
1. a kind of internal tooth wheel speed, it is characterized in that: input shaft (1), input shaft bearing (2), synchronous bevel gear (3), synchromesh gear
(4), free-sliding spline axis (5), wheel disc (6), ring gear (7-1,2,3,4), output bearing (8), output shaft (9), free-sliding spline set
(11), shift fork (12), clutch collar (13), synchronous bearing (15), output bevel gear (16), inner casing (17), shell (18), output are slided
Bar (19), sliding sleeve (20), synchronous slide bar (21), synchronous slide opening (22), locating slot (23)；Its structure is: input shaft bearing (2) relies on
Shell (18) supports input shaft (1)；Wheel disc (6) covers on input shaft (1), stationary fit, and ring gear (7-1,2,3,4) is coaxially inlayed
In the inside of wheel disc (6)；Synchronous bevel gear (3) cover front end in free-sliding spline set (11), stationary fit；Synchronous bearing (15) rely on
Inner casing (17) supports free-sliding spline set (11)；Free-sliding spline set (11) covers on free-sliding spline axis (5), before free-sliding spline axis (5)
End has synchromesh gear (4), and synchromesh gear (4) is engaged with a ring gear (7-1,2,3,4)；Clutch collar (13) is covered in free-sliding spline
The rear end of axis (5), stationary fit；Output bevel gear (16) covers front end in output shaft (9), stationary fit, output bevel gear (16) with
Synchronous bevel gear (3) engagement, output bearing (8) is by inner casing (17) support output shaft (9)；Sliding sleeve (20) is covered in output slide bar
(19) on, the both ends of output slide bar (19) are fixed on shell (18), and sliding sleeve (20) is fixed on inner casing (17)；Synchronous slide bar
(21) it is fixed on inner casing (17), there is synchronous slide opening (22) in the middle part of shift fork (12), synchronous slide bar (21) are worn from synchronous slide opening (22)
It crosses, dynamic cooperation, the lower end of shift fork (12) is stuck on clutch collar (13), moves cooperation, and the upper end of shift fork (12) is stuck in locating slot (23)
Interior, dynamic cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910714627.6A CN110481700A (en) | 2019-08-04 | 2019-08-04 | Internal tooth wheel speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910714627.6A CN110481700A (en) | 2019-08-04 | 2019-08-04 | Internal tooth wheel speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110481700A true CN110481700A (en) | 2019-11-22 |
Family
ID=68549384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910714627.6A Withdrawn CN110481700A (en) | 2019-08-04 | 2019-08-04 | Internal tooth wheel speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110481700A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212634A (en) * | 2021-04-12 | 2021-08-06 | 南昌大学 | Bicycle gear speed changer and bicycle using same |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US918773A (en) * | 1908-12-28 | 1909-04-20 | American Tool Works Co | Variable-speed mechanism. |
| GB191105076A (en) * | 1910-03-04 | 1911-09-07 | Hermann Schoening | Improvements in Variable Speed Gear. |
| US1156883A (en) * | 1914-06-24 | 1915-10-19 | Elmer F Bubb | Transmission-cone-gearing apparatus. |
| DE1500439A1 (en) * | 1965-07-09 | 1969-08-07 | Landis & Gyr Ag | Adjustable stepped gear transmission with at least one stepped cone made of plastic, especially for overconsumption meters with adjustable tariff limit |
| FR2394722B1 (en) * | 1976-01-02 | 1981-12-18 | Payet Luc | |
| US6321613B1 (en) * | 2000-06-28 | 2001-11-27 | Joseph Avidor | Continuously variable transmission |
| CN201401487Y (en) * | 2009-04-02 | 2010-02-10 | 李茂江 | Gearbox with double speed shifting levers |
| CN201604777U (en) * | 2010-02-09 | 2010-10-13 | 重庆帅昌机械制造有限公司 | Two-speed driving rear axle transmission |
| CN201953919U (en) * | 2011-02-16 | 2011-08-31 | 陈万荣 | Transmission box for tiller |
| CN104633022A (en) * | 2015-02-05 | 2015-05-20 | 华南理工大学 | Planetary multi-speed transmission method and device |
| CN107002830A (en) * | 2014-11-06 | 2017-08-01 | 阿尔法库贝科学技术有限公司 | Based on the gear drive with helical tooth type water pressing transition portion |
| CN108443431A (en) * | 2018-06-09 | 2018-08-24 | 夏元峰 | Bevel gear speed changer |
| CN108533697A (en) * | 2018-06-09 | 2018-09-14 | 夏元峰 | Gear-shift mechanism |
| CN109372956A (en) * | 2018-11-27 | 2019-02-22 | 夏元峰 | Automatic catch gear-shift mechanism |
| CN109707803A (en) * | 2019-02-03 | 2019-05-03 | 夏元峰 | Automatic Gear speed changer |
-
2019
- 2019-08-04 CN CN201910714627.6A patent/CN110481700A/en not_active Withdrawn
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US918773A (en) * | 1908-12-28 | 1909-04-20 | American Tool Works Co | Variable-speed mechanism. |
| GB191105076A (en) * | 1910-03-04 | 1911-09-07 | Hermann Schoening | Improvements in Variable Speed Gear. |
| US1156883A (en) * | 1914-06-24 | 1915-10-19 | Elmer F Bubb | Transmission-cone-gearing apparatus. |
| DE1500439A1 (en) * | 1965-07-09 | 1969-08-07 | Landis & Gyr Ag | Adjustable stepped gear transmission with at least one stepped cone made of plastic, especially for overconsumption meters with adjustable tariff limit |
| FR2394722B1 (en) * | 1976-01-02 | 1981-12-18 | Payet Luc | |
| US6321613B1 (en) * | 2000-06-28 | 2001-11-27 | Joseph Avidor | Continuously variable transmission |
| CN201401487Y (en) * | 2009-04-02 | 2010-02-10 | 李茂江 | Gearbox with double speed shifting levers |
| CN201604777U (en) * | 2010-02-09 | 2010-10-13 | 重庆帅昌机械制造有限公司 | Two-speed driving rear axle transmission |
| CN201953919U (en) * | 2011-02-16 | 2011-08-31 | 陈万荣 | Transmission box for tiller |
| CN107002830A (en) * | 2014-11-06 | 2017-08-01 | 阿尔法库贝科学技术有限公司 | Based on the gear drive with helical tooth type water pressing transition portion |
| CN104633022A (en) * | 2015-02-05 | 2015-05-20 | 华南理工大学 | Planetary multi-speed transmission method and device |
| CN108443431A (en) * | 2018-06-09 | 2018-08-24 | 夏元峰 | Bevel gear speed changer |
| CN108533697A (en) * | 2018-06-09 | 2018-09-14 | 夏元峰 | Gear-shift mechanism |
| CN109372956A (en) * | 2018-11-27 | 2019-02-22 | 夏元峰 | Automatic catch gear-shift mechanism |
| CN109707803A (en) * | 2019-02-03 | 2019-05-03 | 夏元峰 | Automatic Gear speed changer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212634A (en) * | 2021-04-12 | 2021-08-06 | 南昌大学 | Bicycle gear speed changer and bicycle using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191122 |