CN209079551U - A kind of hollow wheel hub, wheel, Bicycles and Motorcycles - Google Patents
A kind of hollow wheel hub, wheel, Bicycles and Motorcycles Download PDFInfo
- Publication number
- CN209079551U CN209079551U CN201821422166.2U CN201821422166U CN209079551U CN 209079551 U CN209079551 U CN 209079551U CN 201821422166 U CN201821422166 U CN 201821422166U CN 209079551 U CN209079551 U CN 209079551U
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- China
- Prior art keywords
- wheel hub
- wheel
- hollow
- annular recess
- driving
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Abstract
The utility model discloses a kind of hollow wheel hub, wheel, Bicycles and Motorcycles, belong to field of vehicles, the hollow wheel hub includes inner wheel hub and outer wheel hub, outer wheel hub can be rotated around inner wheel hub, the side of outer wheel hub is fixedly mounted and the coaxial driving wheel of outer wheel hub, in use, driving structure driving driving wheel rotation, so that outer wheel hub be driven to rotate around inner wheel hub.Compared with prior art, the driving structure of hollow wheel hub described in the disclosure is simple, and transmission efficiency is high, and installation maintenance is simple and convenient, can dramatically increase the applicability of hollow wheel hub.
Description
[technical field]
The utility model belongs to field of vehicles, and in particular to a kind of hollow wheel hub, wheel, Bicycles and Motorcycles.
[background technique]
To meet the needs of different, the hollow wheel hub of different structure is invented.Although hollow wheel hub in the prior art is all
The rotation of wheel hub may be implemented, but when hollow wheel hub is as drive hub, driving structure is complicated, the manufacture and installation of wheel hub are tired
Difficulty, and transmission efficiency is low, limits the application of drive hub.
[utility model content]
The disclosure provides a kind of hollow wheel hub, for solving hollow wheel hub driving structure complexity, the low problem of transmission efficiency.
In the disclosure, the concrete meaning of " coaxial " refers to cylindrical or annular object axis in same straight line
On.
In order to achieve the above-mentioned object of the invention, the first aspect of the disclosure provides a kind of hollow wheel hub, including inner wheel hub and outer
Wheel hub, the side of the outer wheel hub are fixedly installed with the driving wheel coaxial with the outer wheel hub, and the driving wheel is for driving institute
Outer wheel hub is stated to rotate around the inner wheel hub；The outer ring surface of inner wheel hub is equipped with the first annular recess, between waiting in the first annular recess
Away from be equipped with multiple shafts, the shaft be equipped with bearing；The second annular recess is provided on the inner ring surface of outer wheel hub；First ring
Shape groove and the second annular recess notch are opposite, and the axial length of bearing is greater than first annular recess and second ring-type
The width of groove, the plane of rotation of bearing are higher than the outer ring surface of the inner wheel hub, and close to the slot bottom of second annular recess, make
Obtaining the bearing can rotate between the first annular recess and the second annular recess, and limit the outer wheel hub along inner wheel hub axial direction
It is mobile.
Optionally, the outer wheel hub and driving wheel are integrally formed.
Optionally, it is arranged fluted on the outer ring surface of the outer wheel hub, the groove is for installing tire.
Optionally, the driving wheel is sprocket wheel or belt wheel.
Optionally, the belt wheel is friction belt wheel.
Optionally, the belt wheel is synchronous pulley.
The second aspect of the disclosure provides a kind of wheel, including any hollow wheel hub disclosed in first aspect.
The third aspect of the disclosure provides a kind of bicycle, including any hollow wheel hub disclosed in first aspect.
The fourth aspect of the disclosure provides a kind of motorcycle, including any hollow wheel hub disclosed in first aspect.
Compared with prior art, one and foreign steamer is fixedly mounted in the side of outer wheel hub in the hollow wheel hub that the disclosure provides
The coaxial driving wheel of hub is rotated by drive wheel outer wheel hub around inner wheel hub, and driving structure is simple, the driving dress of pulley structure
The drive efficiency for being remarkably improved existing hollow wheel hub compared to gear device is set, the applicability of hollow wheel hub is increased.
[Detailed description of the invention]
Fig. 1 is a kind of main view for hollow wheel hub that an exemplary embodiment of the disclosure provides；
Fig. 2 is a kind of cross-sectional view of hollow wheel hub for implementing to exemplify according to Fig. 1 along the direction A-A.
A kind of left view for hollow wheel hub that the another exemplary embodiment of the disclosure provides when Fig. 3.
A kind of main view for hollow wheel hub that the another exemplary embodiment of the disclosure provides when Fig. 4.
It is as follows that corresponding structure is numbered in figure:
1, inner wheel hub 1-1, the first annular recess 2, outer wheel hub 2-1, the second annular recess 2-2, third annular recess
3, driving wheel 3-1, friction belt wheel 3-2, synchronous pulley 3-3, sprocket wheel 4, shaft 5, bearing 6, bolt 7, mounting hole.
[specific embodiment]
Clear and complete description is carried out to the technical solution of the utility model below in conjunction with attached drawing.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on the embodiments of the present invention, originally
The those of ordinary skill in field other embodiments obtained without making creative work belong to practical
Novel protection scope.
Embodiment 1:
Fig. 1 is a kind of structural schematic diagram for hollow wheel hub that one exemplary embodiment of the disclosure provides, referring to Fig. 1, including
Inner wheel hub 1 and outer wheel hub 2, the side of outer wheel hub 2 are fixedly installed with the driving wheel 3 coaxial with outer wheel hub 2, and driving wheel 3 is for driving
Dynamic outer wheel hub 2 is rotated around inner wheel hub 1.
Illustratively, inner wheel hub 1 is ring-type, the first annular recess 1-1 is provided on the outer ring surface of inner wheel hub 1, first is cyclic annular
It being fixedly mounted at equal intervals in groove 1-1 there are six shaft 4, shaft 4 can be bolted in the first annular recess 1-1,
Also it can weld in the first annular recess 1-1, shaft 4 or greater number, this will not be repeated here.It is equipped in shaft 4
Bearing 5, the axial length of bearing 5 are slightly less than the width of the first annular recess 1-1 so that bearing 5 can around the shaft 4 first ring-type
Rotation in groove 1-1.Outer wheel hub 2 is also ring-type, and the annular diameters of outer wheel hub 2 are greater than the outer annular diameter of inner wheel hub 1, outer wheel hub 2
It is set on the outer ring surface of inner wheel hub 1.The inner ring surface of outer wheel hub 2 is equipped with the second annular recess 2-1, the first annular recess 1-1
Opposite with the second annular recess 2-1 notch, the width of the second annular recess 2-1 is greater than the axial length of bearing 5.Bearing 5 turns
Dynamic face is higher than the outer ring surface of inner wheel hub 1 and the inner ring surface of outer wheel hub 2, and close to the slot bottom of the second annular recess 2-1, so that bearing
5 between the first annular recess 1-1 and the second annular recess 2-1, and outer wheel hub 2 is under the action of bearing 5 around 1 turn of inner wheel hub
Dynamic, bearing 5 can limit outer wheel hub 2 simultaneously and axially move with respect to inner wheel hub 1.
The outer ring surface of outer wheel hub 2 is provided with third annular recess 2-2, the two sides of third annular recess 2-2 integrally formed with
Wheel rim 2-2, rubber tyre can be fixedly mounted in third annular recess 2-2 by wheel rim 2-3.
Inner wheel hub 1 and outer wheel hub 2 can be by: iron, steel, copper, carbon fiber, aluminium, aluminium alloy, magnesium, magnesium alloy, titanium, titanium alloy
Deng obtained, titanium magnesium alloy light weight, intensity height, the weight of wheel hub can reduce, and improve intensity.Inner wheel hub 1 and outer wheel hub 2 can also
With by plastics and nylon material manufacture, plastics and nylon material light weight, low cost can reduce the manufacturing cost of wheel hub.
Driving wheel 3 is cyclic annular friction belt wheel 3-1, and the annular diameters for the belt wheel 3-1 that rubs are identical with the annular diameters of outer wheel hub 2
Or the annular diameters greater than outer wheel hub 2, the axis of rub belt wheel 3-1 and outer wheel hub 2 are same straight line.Rub belt wheel 3-1
It is fixedly mounted on the side of outer wheel hub 2.Keyhole is equipped on the annulus side of outer wheel hub 2 at equal intervals, rub belt wheel 3-1 and foreign steamer
It also is provided with keyhole on the opposite position of hub 2, bolt 6, outer wheel hub 2 and friction belt wheel 3-1 are equipped in keyhole and is connected by the way that bolt 6 is fixed
It connects.
The outer ring surface of friction belt wheel 3-1 is provided with trough of belt, and friction belt wheel 3-1 passes through annular band connection driving device, annular
Band one end is arranged in trough of belt, and the other end connects driving device, realizes V belt translation, to drive outer wheel hub 2 to rotate around inner wheel hub 1.
Inner wheel hub 1 is equipped with mounting hole 7, and for fixing inner wheel hub, inner wheel hub 1 can also be fixed by other means, such as
Welding.
In specific implement, the cross section of trough of belt can be it is trapezoidal, by cooperating with trapezoidal trough of belt in use process
Realize the V belt translation with driving device in V-belt.
Outer wheel hub 2 is driven with the friction belt wheel 3-1 same or similar in size of outer wheel hub 2, than with much smaller than 2 ruler of outer wheel hub
Very little gear driving outer wheel hub 2 is more efficient, can meet 2 high-speed rotation demand of outer wheel hub.
Embodiment 2:
Compared with Example 1, unlike the present embodiment, driving wheel 3 and outer wheel hub 2 are integrally formed, integrally formed outer
Wheel hub 2 and driving wheel 3 can be manufactured during manufacture by a mold, can also disposably print system using 3D printing technique
At so that the manufacture of hollow wheel hub becomes simply, integrally formed outer wheel hub 2 and driving wheel 3 also simplify the peace of hollow wheel hub
Dress and maintenance, so that the globality of entire wheel hub is more preferable.
In the present embodiment, driving wheel 3 is synchronous pulley 3-2.It is toothed around on the outer ring surface of synchronous pulley 3-2.It is practical
Synchronous pulley 3-2 and synchronous belt cooperation, the working face of synchronous belt are made into tooth form, the working face and synchronous pulley of synchronous belt when use
The gear teeth meshing of 3-2, driving device drives synchronous pulley 3-2 to rotate by synchronous belt, to realize outer wheel hub 2 around inner wheel hub 1
Rotation.
Common V belt translation is compared in synchronous pulley 3-2 transmission, and without opposite sliding between band and belt wheel, transmission ratio is constant, accurate, knot
Structure is compact, and wearability is good.
Embodiment 3:
Compared with embodiment 1 and embodiment 2, unlike the present embodiment, driving wheel 3 is a sprocket wheel 3-3, and sprocket wheel 3-3 is solid
Dingan County is mounted in the side of outer wheel hub 2.It is toothed around on the outer ring surface of sprocket wheel 3-3, equidistant block on gear teeth meshing chain.?
In actual use, inner wheel hub 1 is fixed, and chain side is fastened on sprocket wheel 3-3, and the other side connects driving device, the rotation of chain
Band movable sprocket 3-3 is rotated, so that outer wheel hub 2 be driven to rotate.Sprocket wheel 3-3 is driven nonelastic sliding and slipping phenomenon, average to be driven
Than accurate, reliable operation is high-efficient, transmitting power it is big, overload capacity is strong, and required tensile force is small, can high temperature, humidity, more dirt,
Have in the adverse circumstances such as pollution and works.It is remarkably improved the performance of hollow wheel hub and adapts to environment.
In conclusion disclosure exemplary embodiment provides a kind of hollow wheel hub, and in actual use, inner wheel hub 1
Fixed by mounting hole 7, driving wheel 3 connects driving device by belt or chain, and driving device passes through belt or chain drive
Driving wheel 3 drives outer wheel hub rotation, realizes the driving of hollow wheel hub, and the driving structure of the hollow wheel hub is simple, and transmission efficiency is high,
Installation maintenance is simple and convenient, can dramatically increase the applicability of hollow wheel hub.
Disclosure another exemplary embodiment provides a kind of wheel, which includes any sky in embodiment 1-3
Heart wheel hub is fixedly installed with tire in the third annular recess 2-2 of the outer wheel hub 2 of the hollow wheel hub.
Disclosure another exemplary embodiment provides a kind of bicycle, which includes such as institute any in embodiment 1-3
The hollow wheel hub stated, tire is fixedly installed in the third annular recess 2-2 of the outer wheel hub 2 of the hollow wheel hub, and entire wheel hub is logical
It crosses mounting hole 7 to be fixedly mounted on the rear fork of bicycle, when bicycle chain drives, driving wheel 3 is sprocket wheel 3-3, bicycle
Chain wheel connects sprocket wheel 3-3 by chain, realizes the driving of bicycle hollow rear-wheel.
Disclosure another exemplary embodiment provides a kind of motorcycle, which includes such as institute any in embodiment 1-3
The hollow wheel hub stated, tire is fixedly installed in the third annular recess 2-2 of the outer wheel hub 2 of the hollow wheel hub, and entire wheel hub is logical
It crosses mounting hole 7 to be fixedly mounted on the rear fork of motorcycle, when the automobile-used chain drive of motor, driving wheel 3 is sprocket wheel 3-3, motorcycle
Engine connects sprocket wheel 3-3 by chain, realizes the driving of the hollow rear-wheel of motorcycle.
Above-described embodiment is merely to illustrate the technical solution of the utility model, rather than its limitations.The utility model is not
It is confined to be described above and the accurate structural illustrated in the accompanying drawings is, and it cannot be said that the specific implementation of the utility model is only limited to
In these explanations.For the utility model person of an ordinary skill in the technical field, the utility model structure is not being departed from
Under the premise of think of, the various changes and variants made all shall be regarded as belonging to the protection scope of the utility model.
Claims (9)
1. a kind of hollow wheel hub, including inner wheel hub and outer wheel hub, it is characterised in that: the side of the outer wheel hub be fixedly installed with
The coaxial driving wheel of the outer wheel hub, the driving wheel is for driving the outer wheel hub to rotate around the inner wheel hub；
The outer ring surface of the inner wheel hub is equipped with the first annular recess, is equipped with multiple turns at equal intervals in first annular recess
Axis, the shaft are equipped with bearing；
The second annular recess is provided on the inner ring surface of the outer wheel hub；
First annular recess and the second annular recess notch are opposite；
The axial length of the bearing is greater than the width of first annular recess and second annular recess, the bearing
Plane of rotation is higher than the outer ring surface of the inner wheel hub, and close to the slot bottom of second annular recess, so that the bearing can be the
It is rotated between one annular recess and the second annular recess, and limits the outer wheel hub and moved axially along inner wheel hub.
2. hollow wheel hub according to claim 1, it is characterised in that: the outer wheel hub and driving wheel are integrally formed.
3. hollow wheel hub according to claim 1, it is characterised in that: be arranged on the outer ring surface of the outer wheel hub it is fluted,
The groove is for installing tire.
4. hollow wheel hub according to claim 1-3, it is characterised in that: the driving wheel is sprocket wheel or belt wheel.
5. hollow wheel hub according to claim 4, it is characterised in that: the belt wheel is friction belt wheel.
6. hollow wheel hub according to claim 4, it is characterised in that: the belt wheel is synchronous pulley.
7. a kind of wheel, it is characterised in that: including the hollow wheel hub as described in claim 1-6 is any.
8. a kind of bicycle, it is characterised in that: including the hollow wheel hub as described in claim 1-6 is any.
9. a kind of motorcycle, it is characterised in that: including the hollow wheel hub as described in claim 1-6 is any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821422166.2U CN209079551U (en) | 2018-08-31 | 2018-08-31 | A kind of hollow wheel hub, wheel, Bicycles and Motorcycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821422166.2U CN209079551U (en) | 2018-08-31 | 2018-08-31 | A kind of hollow wheel hub, wheel, Bicycles and Motorcycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209079551U true CN209079551U (en) | 2019-07-09 |
Family
ID=67115646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821422166.2U Expired - Fee Related CN209079551U (en) | 2018-08-31 | 2018-08-31 | A kind of hollow wheel hub, wheel, Bicycles and Motorcycles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209079551U (en) |
-
2018
- 2018-08-31 CN CN201821422166.2U patent/CN209079551U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20190709 Termination date: 20210831 |