CN107839410A - Bicycle pattern drum barrel axle group-setting structure - Google Patents
Bicycle pattern drum barrel axle group-setting structure Download PDFInfo
- Publication number
- CN107839410A CN107839410A CN201711283961.8A CN201711283961A CN107839410A CN 107839410 A CN107839410 A CN 107839410A CN 201711283961 A CN201711283961 A CN 201711283961A CN 107839410 A CN107839410 A CN 107839410A
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- China
- Prior art keywords
- ratchet
- flower
- group
- neutron
- drum shell
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- 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
- 230000014759 maintenance of location Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 11
- 230000008602 contraction Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/06—Hubs adapted to be fixed on axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/06—Hubs adapted to be fixed on axle
- B60B27/065—Hubs adapted to be fixed on axle characterised by the fixation of the hub to the axle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a kind of bicycle pattern drum barrel axle group-setting structure,Including flower-drum shell,Ratchet group,The car heart and car heart connector,The ratchet group includes ratchet neutron and ratchet carriage,What the ratchet neutron axial retention and circumferencial direction can rotate is inserted on the inside of ratchet carriage,Ratchet ratchet structure is formed between ratchet neutron lateral wall and ratchet carriage madial wall,Ratchet neutron one end of the ratchet group is stretched out on the outside of ratchet carriage and the fixation that can be dismantled is inserted on the inside of flower-drum one end,What the car heart can rotate is inserted in the ratchet neutron of ratchet group and the inner side of flower-drum shell,Car heart connector can position Che Xinyu flower-drum shell and ratchet group axial retention,Present invention saves two Bearings,And low is required to flower-drum shell and ratchet group junction processing progress,Greatly reduce holistic cost,Avoid assembling error and assembly error,Improve ratchet group performance,Reduce bicycle drive shaft and use fault rate,Improve service life.
Description
Technical field
The present invention relates to a kind of bicycle drive shaft, more particularly to a kind of bicycle pattern drum barrel axle group-setting structure.
Background technology
Traditional bicycle system axle rear drum, while its flower-drum shell and ratchet group grafting, the two is collectively forming ratchet
Detent mechanism, ratchet mechanism typically is formed on the inside of flower-drum shell one end, form pawl structures on the outside of ratchet group one end, then
The connection for realizing flower-drum shell one end and ratchet group one end by two Bearings positions, and is then realizing the car heart with one or two of Bearing
Connection with the flower-drum shell other end and the car heart and the ratchet group other end and the car heart positions, and this kind of structure is due to click
Mechanism is collectively constituted by flower-drum shell and ratchet group, and it must be positioned using 4 Bearings, and monovalent cost is high, processing time consuming,
Part requirements precision is higher, and expends the time because single part more, be also easy to malfunction, during bicycle riding, easily when assembling
Break down.
The content of the invention
In order to overcome drawbacks described above, the invention provides a kind of bicycle pattern drum barrel axle group-setting structure, the bicycle drive shaft
Cylinder axle group-setting structure only needs two Bearings, and cost is low, easy to assembly.
The present invention in order to solve its technical problem used by technical scheme be：A kind of bicycle pattern drum barrel axle group sets knot
Structure, including flower-drum shell, ratchet group, the car heart and car heart connector, the ratchet group includes ratchet neutron and ratchet carriage, described
What ratchet neutron axial retention and circumferencial direction can rotate is inserted on the inside of ratchet carriage, ratchet neutron lateral wall and ratchet sleeve
Ratchet ratchet structure is formed between medial wall of the tube, ratchet neutron one end of the ratchet group is stretched out on the outside of ratchet carriage and can torn open
The fixation unloaded is inserted on the inside of flower-drum one end, the ratchet neutron of ratchet group that what the car heart can rotate be inserted in and flower-drum shell it is interior
Side, car heart connector can position Che Xinyu flower-drum shell and ratchet group axial retention.
As a further improvement on the present invention, one end internal projecting ring, ratchet group are formed on flower-drum shell one end madial wall
Ratchet carriage tight against on flower-drum shell end surface, the ratchet neutron circumferencial direction stop of ratchet group is inserted in flower-drum shell
On the inside of one end, what can be dismantled on ratchet neutron one end of ratchet group is fixed with a connection piece, the connector tight against flower-drum outside
Internal projecting ring on the inside of shell one end is towards on the surface of the flower-drum shell other end.
As a further improvement on the present invention, ratchet neutron one end of the ratchet group is provided with external screw thread, connector be with
The nut of ratchet neutron one end external thread bolt connection.
As a further improvement on the present invention, ratchet neutron one end of the ratchet group forms one section of external diameter contraction structure,
External screw thread is located at its diameter contraction structure surface.
As a further improvement on the present invention, the ratchet neutron circumferencial direction stop of the ratchet group is inserted in outside flower-drum
Structure on the inside of shell one end is：Matching is respectively equipped with flower-drum shell one end inner surface and ratchet the neutron outer surface
Key and keyway arrangements.
As a further improvement on the present invention, T-shaped stepped hole, the ratchet of ratchet group are formed on the inside of described flower-drum shell one end
The stop surface extended out on neutron periphery wall formed with diameter, stop surface described in ratchet neutron and ratchet carriage end face difference are tight
To on the T-shaped hole two-stage step face on the inside of flower-drum shell one end.
As a further improvement on the present invention, the car heart connector is the stop part and peace being fixedly connected with car heart both ends
Diameter is formed loaded on the Bearing on the outside of car heart both ends, on the inside of the flower-drum shell other end and extends out structure, and ratchet group is backwards to flower-drum
Also diameter is formed on the inside of shell one end and extends out structure, the diameter that two Bearings are inserted in flower-drum shell respectively extends out structure and ratchet
Group diameter extend out in structure, and two Bearing one end respectively tight against flower-drum housing diameter extend out structure formation step surface on
And ratchet group diameter is extended out on the step surface of structure, two stop parts are respectively tight against on the Bearing other end of both ends.
As a further improvement on the present invention, the stop part includes the clamp nut being spirally connected with car heart both ends.
As a further improvement on the present invention, the stop part also includes washer and stop nut, the stop nut with
Che Xin；Both ends are spirally connected, and washer is closely located between stop nut and clamp nut.
As a further improvement on the present invention, radial direction evagination step, backstop are additionally provided with the stop part periphery wall
Part periphery is closely arranged with oil sealing, and oil sealing is located between Bearing and the radial direction evagination step in stop part periphery face,
Ratchet carriage inner surface of the oil sealing periphery surface tight against ratchet group.
The beneficial effects of the invention are as follows：Ratchet and pawl arrangement is integrated in ratchet group single part by the present invention, and it can be with
It is integrally formed, ratchet group need to be only fixed on to flower-drum shell one end during assembling, without carrying out ratchet and pawl again
Matching, easy to assembly, flower-drum shell and ratchet group junction need not be positioned using Bearing, save two Bearings, and right
Flower-drum shell and ratchet group junction processing progress require low, greatly reduce holistic cost, directly plug in ratchet group during assembling
In flower-drum shell one end and it is fixedly connected, then loads onto the car heart, it is easy to assembly, quick, because ratchet group is structure as a whole,
Without the assembling in progress click during assemblings, assembling error and assembly error are avoided, improves ratchet group performance,
Reduce bicycle drive shaft and use fault rate, improve service life.
Brief description of the drawings
Fig. 1 is the structural principle stereogram of the present invention；
Fig. 2 is the structural principle front view of the present invention；
Fig. 3 be in Fig. 2 A-A to sectional view.
Embodiment
Embodiment：A kind of bicycle pattern drum barrel axle group-setting structure, including flower-drum shell 1, ratchet group, the car heart 2 and Che Xinlian
Fitting, the ratchet group include ratchet neutron 3 and ratchet carriage 4, the axial retention of ratchet neutron 3 and circumferencial direction can turn
Dynamic is inserted in the inner side of ratchet carriage 4, and ratchet ratchet structure is formed between the lateral wall of ratchet neutron 3 and the madial wall of ratchet carriage 4,
The fixation that one end of ratchet neutron 3 of the ratchet group is stretched out the outside of ratchet carriage 4 and can dismantled is inserted on the inside of flower-drum one end,
What the car heart 2 can rotate is inserted in the ratchet neutron 3 of ratchet group and the inner side of flower-drum shell 1, and car heart connector can be by the car heart 2
Positioned with flower-drum shell 1 and ratchet group axial retention, by the way that ratchet and pawl arrangement is integrated in ratchet group, flower-drum shell 1
Inner side no longer sets ratchet mechanism, is fixedly connected with ratchet neutron 3 with flower-drum shell 1 during assembling, this kind of structure ratchet group
Without using Bearing 7 when being connected with flower-drum, two Bearings 7 can be saved, material cost is reduced, passes through flower-drum shell 1 and ratchet
Group junction requirement on machining accuracy is low, reduces processing cost, it is necessary to which the part assembled is few during assembling, assembly precision will
Ask low, substantially increase packaging efficiency and the performance and used life of bicycle drive shaft entirety.
Form one section of internal projecting ring 5 on one end madial wall of flower-drum shell 1, the ratchet carriage 4 of ratchet group tight against flower-drum outside
On the end surface of shell 1, the circumferencial direction stop of ratchet neutron 3 of ratchet group is inserted on the inside of the one end of flower-drum shell 1, ratchet group
What can be dismantled on the one end of ratchet neutron 3 is fixed with a connection piece 6, and the connector 6 is tight against on the inside of the one end of flower-drum shell 1
Bulge loop 5 is towards on the surface of the other end of flower-drum shell 1.
One end of ratchet neutron 3 of the ratchet group is provided with external screw thread, and connector 6 is and one end external screw thread spiral shell of ratchet neutron 3
The nut connect, after being spirally connected by nut and ratchet neutron 3, nut realizes ratchet neutron 3 tight against the bulge loop surface in flower-drum shell 1
With the axially position of flower-drum shell 1, and then with circumferencial direction stop location fit formed stationary positioned, herein except using nut with
The structure that ratchet neutron 3 is threadedly coupled is outer or sets the cunning of radially elastic telescopic in the periphery of ratchet neutron 3
Pin, or the bulge loop etc. of the end of ratchet neutron 3 can be installed tightly to by the mode such as being interference fitted or riveting, it is such to be all
Those skilled in the art see the equivalent constructions that this patent is readily conceivable that.
One end of ratchet neutron 3 of the ratchet group forms one section of external diameter contraction structure, and external screw thread is located at its diameter pinned sheepshank
Structure surface.
The structure being inserted on the inside of the one end of flower-drum shell 1 of the circumferencial direction stop of ratchet neutron 3 of the ratchet group is：Institute
The key and keyway arrangements that matching is respectively equipped with one end inner surface of flower-drum shell 1 and the outer surface of ratchet neutron 3 are stated, in addition
It can be coordinated by non-circular post with non-circular hole and realize that circumferencial direction stop is connected, as polytropy prism and polygon endoporus are matched somebody with somebody
Close.
T-shaped stepped hole is formed on the inside of described one end of flower-drum shell 1, is formed on the periphery wall of ratchet neutron 3 of ratchet group
There is the stop surface that diameter extends out, stop surface described in ratchet neutron 3 and the end face of ratchet carriage 4 are respectively tight against in the one end of flower-drum shell 1
On the T-shaped hole two-stage step face of side.
The car heart connector is the stop part being fixedly connected with the both ends of the car heart 2 and the training being installed on the outside of the both ends of the car heart 2
Woods 7, the other end of flower-drum shell 1 inner side form diameter and extend out structure, and ratchet group is also formed on the inside of the one end of flower-drum shell 1
Diameter extends out structure, and the diameter that two Bearings 7 are inserted in flower-drum shell 1 respectively extends out structure and the diameter of ratchet group extends out structure
It is interior, and two one end of Bearing 7 extend out tight against the diameter of flower-drum shell 1 on the step surface of structure formation and outside ratchet group diameter respectively
Expand on the step surface of structure, two stop parts tight against on the other end of both ends Bearing 7, are realized by Bearing 7 and stop part respectively
The circumferencial direction of the car heart 2 can be smoothly driven and axial retention is plugged in flower-drum shell 1 and ratchet group, for load-bearing.
The stop part includes the clamp nut 8 being spirally connected with the both ends of the car heart 2, is realized and the both ends of the car heart 2 by clamp nut 8
Fixation and to Bearing 7 axial direction push against, stop part can also be Quick Release pull bar.
The stop part also includes washer 9 and stop nut 10, the stop nut 10 and the car heart 2；Both ends are spirally connected, washer
9 are closely located between stop nut 10 and clamp nut 8, are designed to effectively prevent by washer 9 and stop nut 10
Clamp nut 8 occurs transfer and released.
Radial direction evagination step is additionally provided with the stop part periphery wall, stop part periphery is closely arranged with oil sealing
11, oil sealing 11 is located between Bearing 7 and the radial direction evagination step in stop part periphery face, the periphery table of oil sealing 11
Face tight against ratchet group the inner surface of ratchet carriage 4, oil sealing 11 Bearing 7 can be played sealing protection effect, avoid enter into ash
Trifle in the world matter pollutes Bearing 7.
Claims (10)
- A kind of 1. bicycle pattern drum barrel axle group-setting structure, it is characterised in that：Including flower-drum shell (1), ratchet group, the car heart (2) and Car heart connector, the ratchet group include ratchet neutron (3) and ratchet carriage (4), the ratchet neutron axial retention and circumference What direction can rotate is inserted on the inside of ratchet carriage, and ratchet spine is formed between ratchet neutron lateral wall and ratchet carriage madial wall Toothing, ratchet neutron one end of the ratchet group stretch out the fixation that on the outside of ratchet carriage and can be dismantled and are inserted in flower-drum one end Inner side, what the car heart can rotate is inserted in the ratchet neutron of ratchet group and the inner side of flower-drum shell, and car heart connector can be by car The heart positions with flower-drum shell and ratchet group axial retention.
- 2. bicycle pattern drum barrel axle group-setting structure according to claim 1, it is characterised in that：In described flower-drum shell one end Form one section of internal projecting ring (5) in side wall, the ratchet carriage of ratchet group is tight against on flower-drum shell end surface, in the ratchet of ratchet group Sub- circumferencial direction stop is inserted on the inside of flower-drum shell one end, and the fixation that can be dismantled on ratchet neutron one end of ratchet group is set There is a connection piece (6), the connector is tight against the internal projecting ring on the inside of flower-drum shell one end towards on the surface of the flower-drum shell other end.
- 3. bicycle pattern drum barrel axle group-setting structure according to claim 2, it is characterised in that：In the ratchet of the ratchet group Sub- one end is provided with external screw thread, and connector is the nut with ratchet neutron one end external thread bolt connection.
- 4. bicycle pattern drum barrel axle group-setting structure according to claim 3, it is characterised in that：In the ratchet of the ratchet group Sub- one end forms one section of external diameter contraction structure, and external screw thread is located at its diameter contraction structure surface.
- 5. bicycle pattern drum barrel axle group-setting structure according to claim 2, it is characterised in that：In the ratchet of the ratchet group The structure being inserted on the inside of flower-drum shell one end of sub- circumferencial direction stop is：Flower-drum shell one end inner surface and ratchet The key and keyway arrangements of matching are respectively equipped with neutron outer surface.
- 6. bicycle pattern drum barrel axle group-setting structure according to claim 5, it is characterised in that：In described flower-drum shell one end Side forms T-shaped stepped hole, the stop surface extended out on the ratchet neutron periphery wall of ratchet group formed with diameter, ratchet neutron institute Stop surface and ratchet carriage end face are stated respectively tight against on the T-shaped hole two-stage step face on the inside of flower-drum shell one end.
- 7. bicycle pattern drum barrel axle group-setting structure according to claim 1, it is characterised in that：The car heart connector be with The stop part that car heart both ends are fixedly connected and the Bearing (7) being installed on the outside of car heart both ends, the flower-drum shell other end inner side Form diameter and extend out structure, ratchet group also forms diameter on the inside of flower-drum shell one end and extends out structure, and two Bearings are inserted respectively The diameter that structure and ratchet group are extended out located at the diameter of flower-drum shell is extended out in structure, and two Bearing one end are respectively tight against flower-drum Housing diameter extends out on the step surface of structure formation and ratchet group diameter is extended out on the step surface of structure, two stop part difference Tight against on the Bearing other end of both ends.
- 8. bicycle pattern drum barrel axle group-setting structure according to claim 7, it is characterised in that：The stop part includes and car The clamp nut (8) that heart both ends are spirally connected.
- 9. bicycle pattern drum barrel axle group-setting structure according to claim 8, it is characterised in that：The stop part also includes China Take charge of (9) and stop nut (10), the stop nut and the car heart；Both ends are spirally connected, and washer is closely located in stop nut and fastening Between nut.
- 10. bicycle pattern drum barrel axle group-setting structure according to claim 7, it is characterised in that：Outside the stop part circumference Radial direction evagination step is additionally provided with side wall, stop part periphery is closely arranged with oil sealing (11), and oil sealing is located in Bearing and stopped Between the radial direction evagination step in block piece periphery face, ratchet carriage inner side of the oil sealing periphery surface tight against ratchet group Surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711283961.8A CN107839410A (en) | 2017-12-07 | 2017-12-07 | Bicycle pattern drum barrel axle group-setting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711283961.8A CN107839410A (en) | 2017-12-07 | 2017-12-07 | Bicycle pattern drum barrel axle group-setting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107839410A true CN107839410A (en) | 2018-03-27 |
Family
ID=61663556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711283961.8A Pending CN107839410A (en) | 2017-12-07 | 2017-12-07 | Bicycle pattern drum barrel axle group-setting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107839410A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200734207A (en) * | 2006-03-07 | 2007-09-16 | Xero Engineering Inc | A hub for bicycle |
| CN201006677Y (en) * | 2007-01-05 | 2008-01-16 | 久裕兴业股份有限公司 | Flower-drum capable of adjusting tension of pivot |
| CN202719050U (en) * | 2012-08-15 | 2013-02-06 | 久钰车料(昆山)有限公司 | Improved bicycle rear hub ratchet wheel connection structure |
| CN202782489U (en) * | 2012-08-15 | 2013-03-13 | 久钰车料(昆山)有限公司 | Improved ratchet connecting structure of bicycle rear hub |
| CN103738114A (en) * | 2013-12-31 | 2014-04-23 | 陈世伟 | Bicycle hub sealing structure |
| TW201524798A (en) * | 2013-12-31 | 2015-07-01 | Joy Ind Shen Zhen Co Ltd | Bicycle hub sealing structure |
| CN207579448U (en) * | 2017-12-07 | 2018-07-06 | 昆山鑫元鸿车料有限公司 | Bicycle pattern drum barrel axis group-setting structure |
-
2017
- 2017-12-07 CN CN201711283961.8A patent/CN107839410A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200734207A (en) * | 2006-03-07 | 2007-09-16 | Xero Engineering Inc | A hub for bicycle |
| CN201006677Y (en) * | 2007-01-05 | 2008-01-16 | 久裕兴业股份有限公司 | Flower-drum capable of adjusting tension of pivot |
| CN202719050U (en) * | 2012-08-15 | 2013-02-06 | 久钰车料(昆山)有限公司 | Improved bicycle rear hub ratchet wheel connection structure |
| CN202782489U (en) * | 2012-08-15 | 2013-03-13 | 久钰车料(昆山)有限公司 | Improved ratchet connecting structure of bicycle rear hub |
| CN103738114A (en) * | 2013-12-31 | 2014-04-23 | 陈世伟 | Bicycle hub sealing structure |
| TW201524798A (en) * | 2013-12-31 | 2015-07-01 | Joy Ind Shen Zhen Co Ltd | Bicycle hub sealing structure |
| CN207579448U (en) * | 2017-12-07 | 2018-07-06 | 昆山鑫元鸿车料有限公司 | Bicycle pattern drum barrel axis group-setting structure |
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