CN204150199U - A kind of wear-proof bicycle pedal - Google Patents
A kind of wear-proof bicycle pedal Download PDFInfo
- Publication number
- CN204150199U CN204150199U CN201420594462.6U CN201420594462U CN204150199U CN 204150199 U CN204150199 U CN 204150199U CN 201420594462 U CN201420594462 U CN 201420594462U CN 204150199 U CN204150199 U CN 204150199U
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- China
- Prior art keywords
- rotating shaft
- foot
- axle core
- bearing
- wear
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of wear-proof bicycle pedal, comprises foot-operated body, comprises the two groups of connecting panels be arranged symmetrically with and the rotating shaft mounting cylinder be arranged on diad; Rotating shaft axle core, is arranged in the rotating shaft mounting cylinder of foot-operated body; With two DU bearings, be arranged in the rotating shaft mounting cylinder of foot-operated body, and coaxially arrange with rotating shaft axle core, lay respectively at the front-end and back-end of rotating shaft axle core.It adopts axle core front and back end to fix the structure of twin shaft bearing sleeve, utilizes the material of DU bearing to improve foot-operated resistance to abrasion, extends its service life.
Description
Technical field
The utility model relates to bicycle pedals technical field, discloses a kind of wear-proof bicycle pedal especially.
Background technology
Bicycle, also known as bicycle or bicycle, the normally two small-sized land-going machines of taking turns.After people rides car, being power with foot pedal, is the vehicle of environmental protection.Bicycle is conventional industries, there is the history of more than 100 year, due to the problem of environmental protection and traffic, bicycle become once again countries in the world particularly developed country resident like traffic, fitness tool, the center of gravity of world's bicycle trade just from traditional type of riding instead of walk vehicle to sports type, mountain, leisure type change, in U.S., Europe, Deng developed country, bicycle is a kind of more general motion, body-building, leisure and recreational product.Annual whole world bicycle demand is huge, and the data statistics display of Japanese CYCLEPRESS, whole world bicycle demand size remains on the level of 1.06 hundred million, and bicycle annual volume is about 5,000,000,000 dollars.
Bicycle comprises 25 parts such as vehicle frame, tire, foot-operated, brake, chain.Wherein, pedal parts is assemblied on the left and right crank of middle axle, be one and translation power is converted into the device of turning effort, during cycling, first pedal force passes to pedal parts, then by crank shaft rotating crank, chain wheel, axis, chain flywheel, make rear wheel, thus bicycle is advanced.Therefore the structure of pedal parts and specification whether suitable, by directly affect cyclist whether put placement of foot suitable, can the driving of bicycle be carried out smoothly.
Patent CN201058653Y discloses a kind of bicycle pedals, comprise foot-operated axis, the bearing seat of foot-operated axis rear and front end, a ball bearing of main shaft is inserted in respectively in bearing seat, between diaxon bearing, there is a sleeve on top, two bearing seats are fixed on the two ends of foot-operated axis, the outer end of two ball bearing of main shafts is fixed by pad and nut respectively, press between the ball bearing of main shaft and pad of foot-operated axis front end and fix a spring, adopt this kind of bicycle pedals, ball bearing of main shaft and the pad of any one end, the front and back due to foot-operated axis have a spring, when unclamping due to wearing and tearing between bearing seat and sleeve, bearing can be fixed on bearing seat by spring, thus extend the service life of bicycle pedals.Patent CN202879727U discloses a kind of bicycle pedal, comprises fixing lock, an axle, a bearing unit, a pedal body, a connection unit and a stopping unit.The mounting hole that this fixing lock comprises a screw rod and runs through along an axis, this axle comprises one and is arranged on the first union lever in this fixing lock and one second union lever, this bearing unit comprises one and is placed on this first union lever and is positioned at a clutch shaft bearing of this mounting hole, this pedal body comprises one and is nested with the sleeve column outside this second union lever, this connection unit comprises one and ties bolt along this axis lock lock put between this sleeve column and this second union lever, and this stopping unit is used for making this clutch shaft bearing limited.Patent CN202827972U discloses a kind of bicycle Novel clasp duplex bearing rotational structure and rides, comprise foot-operated body and mandrel, foot-operated body is shaped with pedal position and mandrel department of assembly, mandrel department of assembly is shaped with the large bearing installation cavity and little bearing installation cavity that coaxially communicate respectively, and be formed with the positioning boss be made up of large bearing installation cavity diapire and little bearing installation cavity diapire between being communicated with of large bearing installation cavity and little bearing installation cavity, large bearing and little bearing is installed with respectively in large bearing installation cavity He in little bearing installation cavity, mandrel is equipped with little bearing and foot-operated body mandrel department of assembly's rotation lock mutually through large bearing successively, side buckle after the rotation of buckle supporting component is fitted with of pedal position, this rear buckle is provided with buckle tightening mechanism, and the center of pedal position is provided with the limit plug preventing user's sole buckle and pedal position from producing gap.
Above-mentioned patented technology overall structure is comparatively complicated, and the number of revolutions simultaneously reckoning without foot-operated rotating shaft is extremely many, the characteristic of easily wearing and tearing, does not set about improving foot-operated wear resisting property from the optimization aspect of the selection of material, structure.
Utility model content
The purpose of this utility model is to provide a kind of wear-proof bicycle pedal, and it adopts the structure of twin shaft bearing sleeve, and adopts the material of DU bearing to improve foot-operated resistance to abrasion, extends its service life.
The utility model provides a kind of wear-proof bicycle pedal, comprises
Foot-operated body, comprises the two groups of connecting panels be arranged symmetrically with and the rotating shaft mounting cylinder be arranged on diad;
Rotating shaft axle core, is arranged in the rotating shaft mounting cylinder of foot-operated body; With
Two DU bearings, are arranged in the rotating shaft mounting cylinder of foot-operated body, and coaxially arrange with rotating shaft axle core, lay respectively at the front-end and back-end of rotating shaft axle core.
Preferably, the front end of rotating shaft axle core is provided with screw thread, for being connected with the crank in the middle part of bicycle.Adopt helicitic texture, make it assemble, disassembling section is convenient and swift.
Preferably, the rear end of rotating shaft axle core is provided with screw thread and is combined with stop nut, in order to be anchored on rotating shaft axle core by foot-operated body, prevents from coming off from rotating shaft axle core during foot-operated rotation.
Preferably, foot-operated body is provided with the reinforced rib of connection two groups of connecting panels, reinforced rib offers the through hole for installing rotating shaft axle core.
The beneficial effects of the utility model have:
1, adopt axle core front and back end to fix the structure of twin shaft bearing sleeve, and adopt the material of DU bearing to improve foot-operated resistance to abrasion, extend its service life.
2, screw thread is all established in rotating shaft axle core front and back end, and nose threads is convenient to assembling, dismounting is foot-operated, and rear end screw thread, for mating nut, firmly can ride the connection with axle core.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of bicycle pedals of the present utility model.
Fig. 2 is the structural representation of bicycle pedals axle core of the present utility model.
Fig. 3 is the cross-sectional view of bicycle pedals of the present utility model.
Fig. 4 is the another cross-sectional view of bicycle pedals of the present utility model.
In figure, 1-rides body, 2-rotating shaft axle core, 3-DU bearing, and 4-stops nut; 11-connecting panel, 12-rotating shaft mounting cylinder, 13-reinforced rib.
Detailed description of the invention
The present embodiment is the utility model preferred implementation, and other its principles all are identical with the present embodiment or approximate with basic structure, all within the utility model protection domain.
Incorporated by reference to referring to accompanying drawing 1 to 4, wear-proof bicycle pedal of the present utility model, comprises
Foot-operated body 1, comprise be arranged symmetrically with two groups of connecting panels 11, be arranged on rotating shaft mounting cylinder 12 on diad and the reinforced rib 13 being connected two groups of connecting panels 11, reinforced rib 13 offers the through hole for installing rotating shaft axle core, this through hole and rotating shaft mounting cylinder 12 concentric, equal aperture are arranged;
Rotating shaft axle core 2, is arranged in the rotating shaft mounting cylinder 12 of foot-operated body 1; With
Two DU bearings 3, are arranged in the rotating shaft mounting cylinder 12 of foot-operated body 1, and coaxially arrange with rotating shaft axle core 2, lay respectively at the front-end and back-end of rotating shaft axle core 2.
Wherein, the front end of rotating shaft axle core 2 is provided with screw thread, for being connected with the crank in the middle part of bicycle, adopting helicitic texture, making it assemble, disassembling section is convenient and swift; The rear end of rotating shaft axle core 2 is also provided with screw thread, and is combined with stop nut 4, in order to be anchored on rotating shaft axle core 2 by foot-operated body 1, comes off when preventing foot-operated body 1 from rotating from rotating shaft axle core 2.
DU bearing is generally external call, is polytetrafluoroethylene combination bearing at home.Its structure is such: basis material can be steel also can be copper, and with spherical bronze powder for interlayer, modified Teflon, as friction surface layer, is firmly sintered to the three-layer self lubricating bearing material of one.
Ball, needle bearing that DU bearing is used compared to each machinery industry at present, specifically have following characteristics and advantages:
1, oil-free lubrication or few oil lubrication, is applicable to the place cannot refueling or be difficult to refuel, and can not maintain in use or few maintenance.
2, wear resisting property is good, and friction coefficient is little, long service life.
3, there is appropriate elastoplasticity, by distribution of stress on wider contact surface, the load-carrying capacity of bearing can be improved.
4, quiet dynamic friction coefficient is close, can eliminate creeping under low speed, thus ensures the operating accuracy of machinery.
5, machinery can be made to reduce vibration, reduce noise, preventing pollution, improve working conditions.
6, transfer membrane being formed in operation process, playing the effect of protection to mill axle, without stinging axle phenomenon.
7, the hardness requirement for mill axle is low, and the axle without modifier treatment all can use, thus reduces the difficulty of processing of correlated parts.
8, thin-wall construction, quality gently, can reduce mechanical volume.
9, steel backing face electrodepositable various metals, can use in corrosive medium.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (4)
1. a wear-proof bicycle pedal, is characterized in that: comprise
Foot-operated body, comprises the two groups of connecting panels be arranged symmetrically with and the rotating shaft mounting cylinder be arranged on diad;
Rotating shaft axle core, is arranged in the rotating shaft mounting cylinder of foot-operated body; With
Two DU bearings, are arranged in the rotating shaft mounting cylinder of foot-operated body, and coaxially arrange with rotating shaft axle core, lay respectively at the front-end and back-end of rotating shaft axle core.
2. wear-proof bicycle pedal according to claim 1, is characterized in that: the front end of rotating shaft axle core is provided with screw thread, for being connected with the crank in the middle part of bicycle.
3. wear-proof bicycle pedal according to claim 1, is characterized in that: the rear end of rotating shaft axle core is provided with screw thread and is combined with stop nut, in order to be anchored on rotating shaft axle core by foot-operated body.
4. the wear-proof bicycle pedal according to Claims 2 or 3, is characterized in that: foot-operated body is provided with the reinforced rib of connection two groups of connecting panels, reinforced rib offers the through hole for installing rotating shaft axle core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594462.6U CN204150199U (en) | 2014-10-15 | 2014-10-15 | A kind of wear-proof bicycle pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594462.6U CN204150199U (en) | 2014-10-15 | 2014-10-15 | A kind of wear-proof bicycle pedal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204150199U true CN204150199U (en) | 2015-02-11 |
Family
ID=52508338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420594462.6U Expired - Fee Related CN204150199U (en) | 2014-10-15 | 2014-10-15 | A kind of wear-proof bicycle pedal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204150199U (en) |
-
2014
- 2014-10-15 CN CN201420594462.6U patent/CN204150199U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160111 Address after: Baoan District Dalang street, Shenzhen city of Guangdong Province on 518109 Stone Industrial Zone lianrun road including industrial zone D building first floor West Patentee after: Shenzhen three cloud Technology Co., Ltd. Address before: Fengxin County, Shenzhen City, Guangdong Province, Yang Shan Duan Shang Cun Ao tou group 11-1 Patentee before: Zhang Chaoyang |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20171015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |