CN201501474U - Connecting structure for frame and wheels of carbon fiber bicycle - Google Patents
Connecting structure for frame and wheels of carbon fiber bicycle Download PDFInfo
- Publication number
- CN201501474U CN201501474U CN2009201366185U CN200920136618U CN201501474U CN 201501474 U CN201501474 U CN 201501474U CN 2009201366185 U CN2009201366185 U CN 2009201366185U CN 200920136618 U CN200920136618 U CN 200920136618U CN 201501474 U CN201501474 U CN 201501474U
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- wheel
- tension
- conehead
- fork arm
- carbon fiber
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- Expired - Lifetime
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Abstract
The utility model discloses a connecting structure for a frame and wheels of a carbon fiber bicycle, which comprises a front fork rod and a back fork rod of the frame, a front wheel, a back wheel, and a connecting device for connecting the front fork rod and the back fork rod as well as the front wheel and the back wheel, wherein the connecting device comprises a ladder mandrel the two ends of which are provided with external threads, a tightening conical head, a bonding piece and a tightening washer which are matched with the tightening conical head. When the hub of the wheel bears force to press a connecting sleeve of the fork rods, and the bonding piece is expanded by the tightening conical head, so that the bonding piece is tightly matched with the connecting sleeve of the fork rods, thereby preventing the connecting sleeve of the fork rods from separating from the tightening conical head and ensuring the reliability of the connecting structure; and the bonding piece and the tightening conical head are matched in a taper way, thereby facilitating assembly and disassembly.
Description
Technical field
The utility model relates to the connection structure of carbon fiber bicycle vehicle frame and wheel, particularly relates to only by a forward and backward fork arm and forward and backward wheel connection structure connecting.
Background technology
Bicycle of today is the sort of heaviness before being not, huge body, the manufacturer adopts carbon fibre to produce light weight, structure is carbon fiber bicycle flexibly, especially the trendy structure that the near section time occurs, before its vehicle frame only passes through one, rear fork with before, rear wheel connects, the connection structure that is adopted is: as shown in Figure 1: tension part 32 is arranged in the connector bushing 110 of fork arm, two ends have externally threaded ladder axle 31 big end lockings at tension part 33, the small end locking is on wheel flower-drum axle 210, in order to prevent that fork arm 11 is subjected to external force and tension part 32 breaks away from, the connector bushing 110 and the tension part 32 of fork arm are flush fit, in order to increase the connector bushing 110 peripheral hardwares tension pad 34 of reliability of structure at fork arm, screw will be strained pad 34 lockings on ladder axle 31.Be connected because the bicycle of this structure only adopts a forward and backward fork arm 11 to take turns with forward and backward car 21, not only quality alleviates, and cost has also reduced much simultaneously, especially be fit to Folding Bicycle, after the vehicle frame doubling of that side that does not have fork arm, volume is littler, more smooth, is convenient to shipment; But also because have only a forward and backward fork arm 11 to be connected with forward and backward wheel 21, vehicle frame fork arm 11 is more solid and reliable with the draw bail of wheel 21, and as structure that Fig. 1 adopted, bicycle in use, the power non-directional that vehicle frame is suffered, for the connector bushing 110 and tension part 32 dislocation that prevents fork arm, make tension pad 34 loosening, influence in-use performance, tension part 32 is wanted flush fit with the connector bushing 110 of fork arm, if but the two cooperates tension, assembling and dismounting are solid difficult, are not easy to maintenance, use.
The utility model content
The utility model provides the connection structure of carbon fiber bicycle vehicle frame and wheel, has the dismounting of simple and reliable for structure, ease of assembly, is subjected to external force connects with advantage such as firm in motion process; Overcome in the background technology forward and backward fork arm and shortcoming such as forward and backward wheel connection structure connecting is insecure, job insecurity, assembly and disassembly are wasted time and energy.
The technical scheme that its technical matters that solves the utility model adopts is: the connection structure of carbon fiber bicycle vehicle frame and wheel, it comprises a forward and backward fork arm and the forward and backward wheel of vehicle frame, and the connecting device of forward and backward fork arm of connection and forward and backward wheel, connecting device comprises that two ends are equipped with externally threaded ladder axle, tension conehead and the gummed spare that matches with it and tension pad; Wherein the big end of ladder axle also is provided with negative thread, establish tapped through hole in the tension conehead, profile is a taper, the gummed part is packed in the connector bushing of fork arm, and the two flush fit, tension conehead are sleeved in the gummed part, the ladder axle is passed the tension conehead, to strain the conehead locking on wheel flower-drum axle, the tension pad is by the negative thread of screw locking in the ladder axle, and its big end of tension conehead is adjacent with the tension pad.
Between fork arm and wheel flower-drum axle, also be provided with wear-resistant gasket.
Described gummed spare is an Al-alloy products.
The connector bushing of described gummed spare sectional dimension and fork arm is suitable.
Described tension pad outside dimension is greater than the connector bushing internal diameter size of fork arm.
Described ladder axle and wheel flower-drum axle bonded assembly are small ends, and conehead matches with tension is big end.
Advantage of the present utility model from the above is: owing to establish tapped through hole in the tension conehead, profile is a taper, the connector bushing close-fitting of gummed part and fork arm, tension conehead and gummed part interworking, when the ladder axle is passed the tension conehead, the outside thread of its big end and the locking of tension conehead negative thread, small end is fixed on the wheel flower-drum axle, its big end of tension conehead is adjacent with the tension pad, because tension conehead profile is a taper, its big end is adjacent with the tension pad, when from the connector bushing of the stressed extruding fork arm of wheel flower-drum axle, the support of tension conehead is expanded and is glued together part, it is tighter that the gummed part is cooperated with the connector bushing of fork arm, thereby prevented that the connector bushing of fork arm and tension conehead break away from, and have guaranteed the reliability of draw bail, and because the gummed part, the tension conehead is combined with tapering, also easy assembly and disassembly.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified:
Fig. 1 has illustrated prior art bicycle rack and wheel draw bail scheme drawing;
Fig. 2 has illustrated the bicycle scheme drawing of a preferred embodiment;
Fig. 3 illustrated a preferred embodiment bicycle overlook flower-drum axle exploded cross-sectional cut-away view;
Fig. 4 has illustrated cycle frame and wheel link structure scheme drawing.
The specific embodiment
Embodiment one, please refer to Fig. 2, Fig. 3, shown in Figure 4, the connection structure of carbon fiber bicycle vehicle frame 1 and wheel, it comprises the forward and backward fork arm 11 and the forward and backward wheel 21 of vehicle frame, reach the connecting device 3 that connects forward and backward fork arm 11 and forward and backward wheel 21 respectively, connecting device 3 comprises that two ends are equipped with externally threaded ladder axle 31, tension conehead 32 and the aluminum alloy gummed part 33 that matches with it and strain pad 34; Wherein the big end end of ladder axle 31 also is provided with negative thread, in the tension conehead 32 is tapped through hole, profile is a taper, gummed part 33 is packed in the connector bushing 110 of fork arm, the two flush fit, tension conehead 32 is sleeved in the gummed part 33, ladder axle 31 is passed tension conehead 32, to strain conehead 32 lockings on wheel flower-drum axle 211, tension pad 34 is by the negative thread of screw locking in ladder axle 31, tension conehead 32 its big ends are adjacent with tension pad 34, and its outside dimension is greater than the connector bushing internal diameter size of fork arm; Between fork arm connector bushing 110 and wheel flower-drum axle 211, also be provided with wear-resistant gasket 4; Described ladder axle 31 is small ends with wheel flower-drum axle 211 bonded assemblys, and what match with tension conehead 32 is big end.
Because of tension conehead 32 profiles are taper, connector bushing 110 close-fittings of gummed part 33 and fork arm, tension conehead 32 and gummed part 33 shape interworkings, when ladder axle 31 is passed tension conehead 32, the outside thread of its big end and the locking of tension conehead negative thread, small end is fixed on the wheel flower-drum axle 110, tension conehead 32 its big ends are adjacent with tension pad 34, because tension conehead 32 profiles are taper, its big end is adjacent with tension pad 34, when from the connector bushing 110 of wheel flower-drum axle 211 stressed extruding fork arms, the tension conehead 32 supports gummed part that expands makes gummed part 33 cooperate tighter with the connector bushing 110 of fork arm, thereby prevented that the connector bushing 110 of fork arm and tension conehead 32 break away from, guaranteed the reliability of draw bail, and because the gummed part, the tension conehead is combined with tapering, also easy assembly and disassembly.
Claims (6)
1. the connection structure of carbon fiber bicycle vehicle frame and wheel, it comprises a forward and backward fork arm and the forward and backward wheel of vehicle frame, and the connecting device of forward and backward fork arm of connection and forward and backward wheel, it is characterized in that: connecting device comprises that two ends are equipped with externally threaded ladder axle, tension conehead and the gummed spare that matches with it and tension pad; Wherein the big end of ladder axle also is provided with negative thread, establish tapped through hole in the tension conehead, profile is a taper, the gummed part is packed in the connector bushing of fork arm, and the two flush fit, tension conehead are sleeved in the gummed part, the ladder axle is passed the tension conehead, to strain the conehead locking on wheel flower-drum axle, the tension pad is by the negative thread of screw locking in the ladder axle, and its big end of tension conehead is adjacent with the tension pad.
2. the connection structure of carbon fiber bicycle vehicle frame according to claim 1 and wheel is characterized in that: also be provided with wear-resistant gasket between fork arm and wheel flower-drum axle.
3. the connection structure of carbon fiber bicycle vehicle frame according to claim 1 and wheel is characterized in that: described gummed spare is an Al-alloy products.
4. the connection structure of carbon fiber bicycle vehicle frame according to claim 1 and wheel is characterized in that: the connector bushing of described gummed spare sectional dimension and fork arm is suitable.
5. the connection structure of carbon fiber bicycle vehicle frame according to claim 1 and wheel is characterized in that: described tension pad outside dimension is greater than the connector bushing internal diameter size of fork arm.
6. the connection structure of carbon fiber bicycle vehicle frame according to claim 1 and wheel is characterized in that: described ladder axle and wheel flower-drum axle bonded assembly are small ends, and conehead matches with tension is big end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201366185U CN201501474U (en) | 2009-02-05 | 2009-02-05 | Connecting structure for frame and wheels of carbon fiber bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201366185U CN201501474U (en) | 2009-02-05 | 2009-02-05 | Connecting structure for frame and wheels of carbon fiber bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201501474U true CN201501474U (en) | 2010-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201366185U Expired - Lifetime CN201501474U (en) | 2009-02-05 | 2009-02-05 | Connecting structure for frame and wheels of carbon fiber bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201501474U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103158820A (en) * | 2013-03-28 | 2013-06-19 | 北京健行天下环保科技有限公司 | Dynamic disassembly mechanism and portable bicycle |
| CN105235813A (en) * | 2010-11-30 | 2016-01-13 | Lg伊诺特有限公司 | Assembling structure for wheel and hub of electric bicycle |
-
2009
- 2009-02-05 CN CN2009201366185U patent/CN201501474U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235813A (en) * | 2010-11-30 | 2016-01-13 | Lg伊诺特有限公司 | Assembling structure for wheel and hub of electric bicycle |
| CN105235813B (en) * | 2010-11-30 | 2018-02-09 | Lg伊诺特有限公司 | The wheel of electric bicycle and the package assembly of wheel hub |
| CN103158820A (en) * | 2013-03-28 | 2013-06-19 | 北京健行天下环保科技有限公司 | Dynamic disassembly mechanism and portable bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Connecting structure for frame and wheels of carbon fiber bicycle Effective date of registration: 20110704 Granted publication date: 20100609 Pledgee: The best financing Company limited by guarantee (Fujian) Pledgor: Albert hung hung Xiamen Composites Technology Co., Ltd.|Wang Jingshan Registration number: 2011990000252 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20120606 Granted publication date: 20100609 Pledgee: The best financing Company limited by guarantee (Fujian) Pledgor: Albert hung hung Xiamen Composites Technology Co., Ltd.|Wang Jingshan Registration number: 2011990000252 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Connecting structure for frame and wheels of carbon fiber bicycle Effective date of registration: 20120720 Granted publication date: 20100609 Pledgee: The best financing Company limited by guarantee (Fujian) Pledgor: Wang Jingshan|Xiamen Hongji Weiye Material Technology Co., Ltd. Registration number: 2012990000392 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130621 Granted publication date: 20100609 Pledgee: The best financing Company limited by guarantee (Fujian) Pledgor: Wang Jingshan|Xiamen Hongji Weiye Material Technology Co., Ltd. Registration number: 2012990000392 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100609 |
|
| CX01 | Expiry of patent term |