CN207274265U - A kind of internal speed-changing flower-drum bicycle quick - Google Patents
A kind of internal speed-changing flower-drum bicycle quick Download PDFInfo
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- CN207274265U CN207274265U CN201721221809.2U CN201721221809U CN207274265U CN 207274265 U CN207274265 U CN 207274265U CN 201721221809 U CN201721221809 U CN 201721221809U CN 207274265 U CN207274265 U CN 207274265U
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- drum
- flower
- changing
- inner cavity
- internal speed
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Abstract
The utility model discloses a kind of internal speed-changing flower-drum bicycle quick, for technical field of bicycles, outer flower-drum and the spoke of some connections outer flower-drum and wheel rim including wheel rim, positioned at the wheel rim center location, the wheel rim, outer flower-drum and spoke are integrally formed, the outer flower-drum includes axially disposed flower-drum circle, the flower-drum circle is internally formed the flower-drum inner cavity for placing internal speed-changing flower-drum, and the inner cavity surface of the flower-drum inner cavity is equipped with the connection structure that can be fastened on internal speed-changing flower-drum in flower-drum inner cavity.Flower-drum circle is internally formed the flower-drum inner cavity for placing internal speed-changing flower-drum, during use, internal speed-changing flower-drum can be directly installed in flower-drum inner cavity, while be fixedly connected by the connection structure in the inner cavity surface of flower-drum inner cavity with internal speed-changing flower-drum, so as to meet the requirement being used cooperatively with internal speed-changing flower-drum.
Description
Technical field
The utility model is used for technical field of bicycles, more particularly to a kind of internal speed-changing flower-drum bicycle quick.
Background technology
In existing bicycle quick, wheel rim, flower-drum use and are threadedly coupled or are welded to connect mostly with spoke, and in order to drop
Low whole bicycle weight, is produced using aluminium alloy mostly.
Wheel rim, flower-drum use the bicycle quick being threadedly coupled with spoke as most commonly used ordinary bicycle currently on the market
Wheel, this bicycle quick moulding is single, very troublesome during wheel rim roundness when the later stage uses, and in no professional roundness
In the case of adjustment instrument, error is very common for 1~3mm；And the integrated wheel being welded to connect is used to use aluminium alloy at present
Production, quality and the aesthetics of solder joint are always the great difficult problem of manufacturer, if welding rod used during welding differs with wheel rim material,
The electrochemical corrosion in later stage will also substantially reduce the service life of bicycle quick, simultaneously as the fluctuation of Mechanical Properties of Aluminum Alloys and
Wall thickness effects are larger, and after the wheel group long-time service of aluminium alloy production, have declines the plasticity of alloy because timeliness acts on, or even pressure
The cracking phenomenon of casting, in addition, also occur the wheel of integral type in the prior art, but existing integrated wheel without
Method is connected with internal speed-changing flower-drum.
Utility model content
The purpose of this utility model is to provide one kind to be connected with internal speed-changing flower-drum, and few even from later stage dimension
Shield, modern design, the internal speed-changing flower-drum bicycle quick of fashion.
Technical solution is used by the utility model solves its technical problem：A kind of internal speed-changing flower-drum bicycle quick, bag
Include wheel rim, the outer flower-drum positioned at the wheel rim center location and the spoke of some connections outer flower-drum and wheel rim, the wheel
Circle, outer flower-drum and spoke are integrally formed, and the outer flower-drum includes axially disposed flower-drum circle, and the flower-drum circle is internally formed
The flower-drum inner cavity of internal speed-changing flower-drum is placed, the inner cavity surface of the flower-drum inner cavity is equipped with and internal speed-changing flower-drum can be fastened in flower-drum
Connection structure in chamber.
The improvement of technical solutions of the utility model is further used as, the connection structure includes can be with internal speed-changing flower-drum surface
External screw thread coordinate the internal thread that screws.
The improvement of technical solutions of the utility model is further used as, the flower-drum inner cavity places direction along internal speed-changing flower-drum
Including inner cavity leading portion and inner cavity back segment, the internal thread is located at the inner cavity back segment, and the inner cavity leading portion is equipped with can be with internal speed-changing
The inner conical surface that the male cone (strobilus masculinus) on flower-drum surface coordinates.
The improvement of technical solutions of the utility model is further used as, the periphery of the flower-drum circle is equipped with what is outwards swelled
External fin, the wheel rim include section the tire support to take the shape of the letter U and the internal-rib for being located at the tire support inner ring, and one end of the spoke extends to
External fin, the other end extend to the internal-rib.
The improvement of technical solutions of the utility model is further used as, the internal-rib is equipped with reflecting piece mounting base.
It is further used as the improvement of technical solutions of the utility model, the radially even distribution of spoke, each spoke
On be equipped with the waist-shaped hole of radial direction.
The improvement of technical solutions of the utility model is further used as, the waist-shaped hole is extended on the inside of wheel rim by outer flower-drum,
The spoke is divided into two points of spokes by waist-shaped hole, and the cross sectional shape for dividing spoke is diamond shape.
The beneficial effects of the utility model：In the utility model, wheel rim, outer flower-drum, spoke use integrally formed structure
Form replaces the welding or threaded connection in traditional structure, and the transition between each component is more smooth, coherent, modern design, fashion,
Stress concentration is avoided, mechanical property more preferably, and causes wheel to carry out roundness adjustment or solder joint dimension in later stage use
Shield, so as to improve the structural stability and practicality of wheel.In addition, flower-drum circle is internally formed in the flower-drum for placing internal speed-changing flower-drum
Chamber, in use, internal speed-changing flower-drum can be directly installed in flower-drum inner cavity, while by the inner cavity surface of flower-drum inner cavity
Connection structure is fixedly connected with internal speed-changing flower-drum, so as to meet the requirement being used cooperatively with internal speed-changing flower-drum.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the utility model embodiment axonometric drawing；
Fig. 2 is the utility model embodiment front view；
Fig. 3 is sectional view at A-A in Fig. 2.
Embodiment
Referring to figs. 1 to Fig. 3, that show the concrete structure of the preferred embodiment of the utility model.Below will specifically
The design feature of bright each component of the utility model, and during if being described to direction (upper and lower, left and right, before and after), it is with Fig. 1
Shown structure is that reference describes, but the actual use direction of the utility model is not limited thereto.
The utility model provides a kind of internal speed-changing flower-drum bicycle quick, including wheel rim 1, positioned at 1 center of circle of wheel rim position
The outer flower-drum 2 and the spoke 3 of some connections outer flower-drum 2 and wheel rim 1 put, the wheel rim 1, outer flower-drum 2 and spoke 3 are one
It is body formed, unlike material, such as magnesium alloy, aluminium alloy, composite material etc. can be selected.The outer flower-drum 2 includes axially disposed
Flower-drum circle, the flower-drum circle is internally formed the flower-drum inner cavity for placing internal speed-changing flower-drum 4, set in the inner cavity surface of the flower-drum inner cavity
There is the connection structure that internal speed-changing flower-drum 4 can be fastened in flower-drum inner cavity.In the utility model, wheel rim 1, outer flower-drum 2, spoke 3
Welding or threaded connection in traditional structure is replaced using integrally formed structure type, the transition between each component is more smooth,
Coherent, modern design, fashion avoid stress concentration, and mechanical property more preferably, and causes wheel in later stage use without carrying out
Roundness adjustment or solder joint are safeguarded, so as to improve the structural stability and practicality of wheel.In addition, flower-drum circle is internally formed and places
The flower-drum inner cavity of internal speed-changing flower-drum, in use, internal speed-changing flower-drum can be directly installed in flower-drum inner cavity, while by positioned at flower
Connection structure in the inner cavity surface of drum inner cavity is fixedly connected with internal speed-changing flower-drum, so as to meet what is be used cooperatively with internal speed-changing flower-drum
It is required that.
Connection structure can use the structures such as buckle, lock, as the utility model preferred embodiment, the connection knot
Structure includes that the internal thread 21 screwed can be coordinated with the external screw thread on 4 surface of internal speed-changing flower-drum.In use, internal speed-changing flower-drum 4 is directly worn
Flower-drum inner cavity is placed in, then screws internal speed-changing flower-drum by thread fitting.
In order to further ensure stability of the internal speed-changing flower-drum 4 in flower-drum inner cavity, the flower-drum inner cavity is spent along internal speed-changing
The direction that places of drum 4 includes inner cavity leading portion and inner cavity back segment, and the internal thread 21 is located at the inner cavity back segment, the inner cavity leading portion
Equipped with can with the male cone (strobilus masculinus) on 4 surface of internal speed-changing flower-drum coordinate inner conical surface 22, after internal speed-changing flower-drum 4 screws, inner conical surface 22 with
Male cone (strobilus masculinus) coordinates, and internal speed-changing flower-drum 4 is threaded into more, and cone match is also closer.
In order to improve the stressing conditions of flower-drum circle, the periphery of the flower-drum circle is equipped with the external fin outwards swelled, described
Wheel rim 1 includes section the tire support 11 to take the shape of the letter U and the internal-rib 12 for being located at 11 inner ring of tire support, and one end of the spoke 3 extends to
External fin, the other end extend to the internal-rib 12.Tire support 11 is used to install tire, and internal-rib 12 is used to the power of tire support 11 being transferred to outer
Flower-drum 2.
The internal-rib 12 is equipped with reflecting piece mounting base 13, for installing reflecting piece, improves travel safety.
The 3 radially even distribution of spoke, the waist-shaped hole 31 of radial direction is equipped with each spoke 3.The waist-shaped hole
31 extend to the inner side of wheel rim 1 by outer flower-drum 2, and the spoke 3 is divided into two points of spokes 32 by waist-shaped hole 31, described to divide spoke 32
Cross sectional shape be diamond shape, to reduce the windage during vehicle wheel rotation.
Certainly, the invention is not limited to the above embodiment, and those skilled in the art are without prejudice to originally
Equivalent variations or replacement can be also made on the premise of utility model spirit, these equivalent modifications or replacement are all contained in the application
In claim limited range.
Claims (7)
- A kind of 1. internal speed-changing flower-drum bicycle quick, it is characterised in that：Including wheel rim, positioned at the outer flower-drum of the wheel rim center location And some spokes for connecting the outer flower-drum and wheel rim, the wheel rim, outer flower-drum and spoke are integrally formed, the outer flower-drum Including axially disposed flower-drum circle, the flower-drum circle is internally formed the flower-drum inner cavity for placing internal speed-changing flower-drum, in the flower-drum The inner cavity surface of chamber is equipped with the connection structure that can be fastened on internal speed-changing flower-drum in flower-drum inner cavity.
- 2. internal speed-changing flower-drum bicycle quick according to claim 1, it is characterised in that：The connection structure include can with it is interior The external screw thread on variable speed hub surface coordinates the internal thread screwed.
- 3. internal speed-changing flower-drum bicycle quick according to claim 2, it is characterised in that：Spent along internal speed-changing the flower-drum inner cavity The bulging direction that places includes inner cavity leading portion and inner cavity back segment, and the internal thread is located at the inner cavity back segment, and the inner cavity leading portion is set There is the inner conical surface that can coordinate with the male cone (strobilus masculinus) on internal speed-changing flower-drum surface.
- 4. internal speed-changing flower-drum bicycle quick according to claim 1, it is characterised in that：Set on the periphery of the flower-drum circle There is the external fin outwards swelled, the wheel rim includes tire support and the internal-rib for being located at the tire support inner ring, the spoke that section takes the shape of the letter U One end extend to external fin, the other end extends to the internal-rib.
- 5. internal speed-changing flower-drum bicycle quick according to claim 4, it is characterised in that：The internal-rib is pacified equipped with reflecting piece Fill seat.
- 6. internal speed-changing flower-drum bicycle quick according to claim 1, it is characterised in that：Radially even point of the spoke Cloth, the waist-shaped hole of radial direction is equipped with each spoke.
- 7. internal speed-changing flower-drum bicycle quick according to claim 6, it is characterised in that：The waist-shaped hole is extended by outer flower-drum To on the inside of wheel rim, the spoke is divided into two points of spokes by waist-shaped hole, and the cross sectional shape for dividing spoke is diamond shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721221809.2U CN207274265U (en) | 2017-09-21 | 2017-09-21 | A kind of internal speed-changing flower-drum bicycle quick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721221809.2U CN207274265U (en) | 2017-09-21 | 2017-09-21 | A kind of internal speed-changing flower-drum bicycle quick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207274265U true CN207274265U (en) | 2018-04-27 |
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ID=61982792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721221809.2U Active CN207274265U (en) | 2017-09-21 | 2017-09-21 | A kind of internal speed-changing flower-drum bicycle quick |
Country Status (1)
| Country | Link |
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| CN (1) | CN207274265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281694A (en) * | 2019-07-31 | 2019-09-27 | 佛山市大硕金属制品有限公司 | A kind of integrated wheel of built-in speed changer |
-
2017
- 2017-09-21 CN CN201721221809.2U patent/CN207274265U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281694A (en) * | 2019-07-31 | 2019-09-27 | 佛山市大硕金属制品有限公司 | A kind of integrated wheel of built-in speed changer |
| CN110281694B (en) * | 2019-07-31 | 2023-02-14 | 佛山市大硕金属制品有限公司 | Integrated wheel capable of being internally provided with transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190219 Address after: 529200 No. 117 Science and Technology Road, Shuibu Town, Taishan City, Jiangmen City, Guangdong Province Patentee after: Taishan Zhongmagnesium Technology Co., Ltd. Address before: 511400 Panyu Avenue North, Guangzhou City, Guangdong Province, 537 Fanshan Pioneering Center, Building 1, Area 2 301 Patentee before: Guangzhou Magnesium Metal Technology Co., Ltd. |