CN203543514U - Rear wheel crankset fixing structure for motorcycle - Google Patents
Rear wheel crankset fixing structure for motorcycle Download PDFInfo
- Publication number
- CN203543514U CN203543514U CN201320617530.1U CN201320617530U CN203543514U CN 203543514 U CN203543514 U CN 203543514U CN 201320617530 U CN201320617530 U CN 201320617530U CN 203543514 U CN203543514 U CN 203543514U
- Authority
- CN
- China
- Prior art keywords
- chain wheel
- axletree
- wheel
- fixed
- bearing
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Axle Suspensions And Sidecars For Cycles (AREA)
Abstract
The utility model provides a rear wheel crankset fixing structure for a motorcycle, and belongs to the technical field of motorcycles. The technical problems of troublesomeness in disassembly and the like of a conventional rear wheel crankset fixing structure for the motorcycle are solved. The motorcycle comprises a rear swinging arm, a wheel axle and a rear wheel, wherein the wheel axle is connected to the rear swinging arm in a rotating way; the rear wheel is fixedly arranged on the wheel axle. The rear wheel crankset fixing structure for the motorcycle comprises a crankset, a crankset frame and a fixing nut, wherein the crankset is fixedly arranged on the crankset frame; the crankset frame is sleeved on the wheel axle, and is circumferentially fixed together with the wheel axle through a spline; one side of the crankset frame is pressed against the rear swinging arm; the fixing nut is in threaded connection with the wheel axle, and is pressed against the other side of the crankset frame. The rear wheel crankset fixing structure has the advantage of convenience in mounting and disassembly.
Description
Technical field
The utility model belongs to technical field of motorcycles, relates to a kind of trailing wheel chain wheel fixed sturcture of trailing wheel chain wheel, particularly a kind of motor bike of motor bike.
Background technology
Motor bike is to drive the two-wheel car by bar handle front-wheel steering by spark ignition engine, has advantages of light and flexible, easy to operate, and in widespread use and daily life, motor bike has the feature rapidly of travelling simultaneously, is also employed and competes for speed in match.
Motor bike is mainly realized the transmission of power by chain transmission, the trailing wheel chain wheel of motor bike is by movable chain wheel, be responsible for driving rear wheel to rotate, the trailing wheel chain wheel of current motor bike and the wheel hub of rear wheel are installed fixing by snap ring, by the method fixedly trailing wheel chain wheel after motorcycle driving stretch journey, because chain wheel is under the effect of clashing into, cause annular groove to expand, the oscillating quantity of chain wheel is increased.In order to address the above problem, Chinese patent literature discloses gear wheel locking ring of rear drum for motorcycle [CN2772855Y], this trailing wheel chain wheel pins circle and is arranged on motorcycle wheel shaft, wheel hub lining and bolt that chain wheel is arranged in wheel hub are arranged on wheel hub, by bearing stationary hub, the chain wheel that bearing and sleeve are installed in round platform body inner hollow is pinned to circle and insert the motorcycle wheel shaft that chain wheel has been housed, again on car fork and packing ring insertion axletree, with captive nut fixedly between chain wheel and wheel hub.During motorcycle driving, chain wheel clashes into cylinder, between wheel hub and chain wheel, can not produce endplay, solved the problems referred to above, but this chain wheel is fixed on wheel hub, and this just need to perforate on wheel hub, has reduced the load-carrying capacity of wheel hub; Chain wheel is connected with wheel hub by bolt, dismounting trouble.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of trailing wheel chain wheel fixed sturcture of motor bike, and the technical matters that the utility model solves is dismounting, easy for installation and do not affect the load-carrying capacity of rear wheel.
The purpose of this utility model can realize by following technical proposal: a kind of trailing wheel chain wheel fixed sturcture of motor bike, described motor bike comprises rear-swing arm, axletree and rear wheel, described axletree is rotatably connected on rear-swing arm, described rear wheel is fixed on axletree, it is characterized in that, described trailing wheel chain wheel fixed sturcture comprises chain wheel, chain wheel frame and captive nut, described chain wheel is fixed on chain wheel frame, described chain wheel frame is enclosed within on axletree, described chain wheel frame is circumferentially fixing by spline and axletree, described chain wheel frame one side and rear-swing arm against, described captive nut be threaded on axletree and with chain wheel frame opposite side against.
The relative rear-swing arm of axletree is fixing vertically, and chain wheel frame is fixed on axletree by spline and captive nut; During installation, only chain wheel frame need be enclosed within on axletree and with bearing spline joint, jam nut is being fixed on axletree, during dismounting, only need first captive nut to be disassembled just and chain wheel frame can be taken out from axletree, install, dismounting is all very convenient.
In the trailing wheel chain wheel fixed sturcture of above-mentioned motor bike, on described rear-swing arm, there is fixed orifice, in described fixed orifice, be fixed with sleeve, described axletree passes sleeve and is rotationally connected with sleeve, the two ends of described axletree all pass sleeve, described rear wheel is fixed on one end of axletree, and described chain wheel frame is fixed on the other end of axletree.Chain wheel and rear wheel lay respectively at the two ends of axletree, are changing tire without chain wheel is disassembled, and when maintenance chain wheel, rear wheel need not be disassembled, and have improved efficiency.
In the trailing wheel chain wheel fixed sturcture of above-mentioned motor bike, on the inner tube wall of described sleeve near chain wheel frame one end, offer annular recessed shoulder, on the inner tube wall of described sleeve near rear wheel one end, offer annular notch, between described axletree and sleeve, be provided with bearing one and bearing two, described axletree middle part has annular boss, the inner tube wall of described annular boss and sleeve against, described bearing one be enclosed within axletree and with annular boss against, described bearing two is enclosed within on axletree and is positioned at annular notch.Between the two ends of sleeve and axletree, be all fixed with oil sealing, by oil sealing, prevent that dust from entering, guarantee effective operation of bearing one and bearing two.
In the trailing wheel chain wheel fixed sturcture of above-mentioned motor bike, described bearing one is deep groove ball bearing, and described bearing two is needle bearing.The peripheral force being subject near chain wheel due to bearing one is larger, and bearing one adopts deep groove ball bearing, and bearing two is positioned at sleeve middle part, and to be subject to axial force larger, and bearing two adopts needle bearings.
In the trailing wheel chain wheel fixed sturcture of above-mentioned motor bike, described chain wheel frame comprises tubular faucet pipe and is positioned at the bulge loop that faucet pipe one end is plate-like, described chain wheel is fixed by screws on bulge loop, described faucet pipe and axletree pass through spline joint, described faucet pipe be fixed with one end of bulge loop and captive nut against, the described faucet pipe other end and bearing one against.The area of contact of faucet pipe and axletree is larger, can bear larger radial rotating power, and faucet pipe and bearing one are against also playing the effect that limits bearing one position.
In the trailing wheel chain wheel fixed sturcture of above-mentioned motor bike, the jam nut that has been threaded on described axletree, described jam nut and captive nut against.Jam nut can prevent that captive nut is loosening, guarantees the fixation of chain wheel frame.
In the trailing wheel chain wheel fixed sturcture of above-mentioned motor bike, described axletree is hollow shaft.Reduce the quality of car load, improved fuel efficiency.
Compared with prior art, the trailing wheel chain wheel fixed sturcture of this motor bike has the following advantages:
While 1, installing, only chain wheel frame need be enclosed within on axletree and with bearing spline joint, jam nut is being fixed on axletree, during dismounting, only need first captive nut to be disassembled just and chain wheel frame can be taken out from axletree, install, dismantle all very convenient;
2, chain wheel and rear wheel lay respectively at the two ends of axletree, are changing tire without chain wheel is disassembled, and when maintenance chain wheel, rear wheel need not be disassembled, and have improved efficiency.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the perspective view of rear-swing arm of the present utility model.
In figure, 211, rear-swing arm; 232, fixed orifice; 311, axletree; 331, annular boss; 411, sleeve; 441, annular recessed shoulder; 442, bearing one; 451, annular notch; 452, bearing two; 461, oil sealing; 521, chain wheel; 531, chain wheel frame; 532, faucet pipe; 533, bulge loop; 541, captive nut; 551, jam nut; 611, rear wheel.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As Fig. 1, shown in Fig. 2, a kind of trailing wheel chain wheel 521 fixed sturctures of motor bike, motor bike comprises rear-swing arm 211, axletree 311 and rear wheel 611, axletree 311 is hollow shaft, rear-swing arm 211 is single arm structure, on rear-swing arm 211, there is fixed orifice 232, in fixed orifice 232, be fixed with sleeve 411, axletree 311 passes sleeve 411 and is rotationally connected with sleeve 411, the relative rear-swing arm 211 of axletree 311 is fixing vertically, the two ends of axletree 311 all pass sleeve 411, rear wheel 611 is fixed on one end of axletree 311, this trailing wheel chain wheel 521 fixed sturctures comprise chain wheel 521, chain wheel frame 531 and captive nut 541, chain wheel 521 is fixed on chain wheel frame 531, chain wheel frame 531 is enclosed within on the other end of axletree 311, chain wheel frame 531 is circumferentially fixing by spline and axletree 311, chain wheel frame 531 1 sides and sleeve 411 against, captive nut 541 be threaded on axletree 311 and with chain wheel frame 531 opposite sides against, jam nut 551 has also been threaded on axletree 311, jam nut 551 and captive nut 541 against.
As shown in Figure 1, on the inner tube wall of sleeve 411 near chain wheel frame 531 one end, offer annular recessed shoulder 441, on the inner tube wall of sleeve 411 near rear wheel 611 one end, offer annular notch 451, between axletree 311 and sleeve 411, be provided with bearing 1 and bearing 2 452, axletree 311 middle parts have annular boss 331, the inner tube wall of annular boss 331 and sleeve 411 against, bearing 1 be enclosed within axletree 311 and with annular boss 331 against, bearing 2 452 is enclosed within on axletree 311 and is positioned at annular notch 451.Between the two ends of sleeve 411 and axletree 311, be all fixed with oil sealing 461, by oil sealing 461, prevent that dust from entering, guarantee effective operation of bearing 1 and bearing 2 452.Bearing 1 is deep groove ball bearing, and bearing 2 452 is needle bearing.The peripheral force being subject near chain wheel 521 due to bearing 1 is larger, and bearing 1 adopts deep groove ball bearings, and bearing 2 452 is positioned at sleeve 411 middle parts, and to be subject to axial force larger, and bearing 2 452 adopts needle bearings.
As shown in Figure 1, chain wheel frame 531 comprises tubular faucet pipe 532 and is positioned at the bulge loop 533 that faucet pipe 532 one end are plate-like, chain wheel 521 is fixed by screws on bulge loop 533, faucet pipe 532 passes through spline joint with axletree 311, faucet pipe 532 be fixed with one end of bulge loop 533 and captive nut 541 against, faucet pipe 532 other ends and bearing 1 against.Faucet pipe 532 is larger with the area of contact of axletree 311, can bear larger radial rotating power, and faucet pipe 532 and bearing 1 are against also playing the effect that limits bearing one 442 positions.
During installation, only chain wheel frame 531 need be enclosed within on axletree 311 and with bearing spline joint, jam nut 551 is being fixed on axletree 311, just during dismounting, only need first captive nut 541 to be disassembled and chain wheel frame 531 can be taken out from axletree 311, install, dismantle all very convenient.Change tire without chain wheel 521 is disassembled, when maintenance chain wheel 521, rear wheel 611 need not disassembled, improving efficiency.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used rear-swing arm 211 herein; Fixed orifice 232; Axletree 311; Annular boss 331; Sleeve 411; The recessed shoulder 441 of annular; Bearing 1; Annular notch 451; Bearing 2 452; Oil sealing 461; Chain wheel 521; Chain wheel frame 531; Faucet pipe 532; Bulge loop 533; Captive nut 541; Jam nut 551; Rear wheel 611 terms such as grade, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (7)
1. the trailing wheel chain wheel fixed sturcture of a motor bike, described motor bike comprises rear-swing arm (211), axletree (311) and rear wheel (611), described axletree (311) is rotatably connected on rear-swing arm (211), described rear wheel (611) is fixed on axletree (311), it is characterized in that, described trailing wheel chain wheel (521) fixed sturcture comprises chain wheel (521), chain wheel frame (531) and captive nut (541), described chain wheel (521) is fixed on chain wheel frame (531), described chain wheel frame (531) is enclosed within on axletree (311), described chain wheel frame (531) is circumferentially fixing by spline and axletree (311), described chain wheel frame (531) one sides and rear-swing arm (211) against, described captive nut (541) be threaded in axletree (311) upper and with chain wheel frame (531) opposite side against.
2. the trailing wheel chain wheel fixed sturcture of motor bike according to claim 1, it is characterized in that, on described rear-swing arm (211), there is fixed orifice (232), in described fixed orifice (232), be fixed with sleeve (411), described axletree (311) passes sleeve (411) and is rotationally connected with sleeve (411), the two ends of described axletree (311) all pass sleeve (411), described rear wheel (611) is fixed on one end of axletree (311), and described chain wheel frame (531) is fixed on the other end of axletree (311).
3. the trailing wheel chain wheel fixed sturcture of motor bike according to claim 2, it is characterized in that, on the inner tube wall of described sleeve (411) near chain wheel frame (531) one end, offer annular recessed shoulder (441), on the inner tube wall of described sleeve (411) near rear wheel (611) one end, offer annular notch (451), between described axletree (311) and sleeve (411), be provided with bearing one (442) and bearing two (452), described axletree (311) middle part has annular boss (331), the inner tube wall of described annular boss (331) and sleeve (411) against, described bearing one (442) be enclosed within axletree (311) and with annular boss (331) against, described bearing two (452) is enclosed within axletree (311) above and is positioned at annular notch (451).
4. the trailing wheel chain wheel fixed sturcture of motor bike according to claim 3, is characterized in that, described bearing one (442) is deep groove ball bearing, and described bearing two (452) is needle bearing.
5. according to the trailing wheel chain wheel fixed sturcture of the motor bike described in any one in claim 1 to 4, it is characterized in that, described chain wheel frame (531) comprises tubular faucet pipe (532) and is positioned at the bulge loop (533) that faucet pipe (532) one end is plate-like, described chain wheel (521) is fixed by screws on bulge loop (533), described faucet pipe (532) passes through spline joint with axletree (311), described faucet pipe (532) be fixed with one end of bulge loop (533) and captive nut (541) against, described faucet pipe (532) other end and bearing one (442) against.
6. according to the trailing wheel chain wheel fixed sturcture of the motor bike described in any one in claim 1 to 4, it is characterized in that, the jam nut (551) that has been threaded on described axletree (311), described jam nut (551) and captive nut (541) against.
7. according to the trailing wheel chain wheel fixed sturcture of the motor bike described in any one in claim 1 to 4, it is characterized in that, described axletree (311) is hollow shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320617530.1U CN203543514U (en) | 2013-09-30 | 2013-09-30 | Rear wheel crankset fixing structure for motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320617530.1U CN203543514U (en) | 2013-09-30 | 2013-09-30 | Rear wheel crankset fixing structure for motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203543514U true CN203543514U (en) | 2014-04-16 |
Family
ID=50461678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320617530.1U Expired - Fee Related CN203543514U (en) | 2013-09-30 | 2013-09-30 | Rear wheel crankset fixing structure for motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203543514U (en) |
-
2013
- 2013-09-30 CN CN201320617530.1U patent/CN203543514U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11964680B2 (en) | Transaxle of rail vehicle, rail vehicle, and rail transportation system | |
| KR100901436B1 (en) | Accelerator for bicycle for driving speed elevation | |
| CN205186403U (en) | Two wheeler and frame, integrated chassis, chassis main part thereof | |
| CN203543527U (en) | Automobile steering drive axle wheel rim assembly | |
| CN105270561A (en) | Chainless bicycle, wheel fork and frame | |
| CN101254745A (en) | Planetary conical plate type automatic transmission electric power driven hub | |
| CN105346668B (en) | Chain-less bicycle and its rear axle assemblies | |
| CN105270528A (en) | Chainless bicycle and integrated bottom bracket thereof | |
| CN203543514U (en) | Rear wheel crankset fixing structure for motorcycle | |
| CN205186463U (en) | Conical gear - transfer line kind of drive's two wheeler and rear axle subassembly thereof | |
| CN102343932B (en) | Steering mechanism of power car | |
| CN115571257B (en) | Centrally-mounted motor and designated driving foldable electric vehicle | |
| CN214356510U (en) | Make things convenient for dismouting crank structure and vehicle | |
| CN109606526B (en) | U-shaped suspension system with cross rod | |
| CN201842214U (en) | Bicycle transmission mechanism | |
| CN202879734U (en) | Driving device | |
| CN206749888U (en) | One kind energy-conservation sports racing car | |
| CN201116147Y (en) | Semi-step type portable fast and convenient bicycle | |
| CN105314056B (en) | Chain-less bicycle and its transmission system | |
| CN205186462U (en) | Conical gear - transfer line kind of drive's two wheeler and transmission system thereof | |
| CN203544264U (en) | Connecting mechanism for rear wheel of motorcycle | |
| CN205186465U (en) | Two wheeler, tricycle and wheel hub , wheelset thereof | |
| CN101879841A (en) | Rear axle assembly for bicycle | |
| CN205186464U (en) | Two wheeler, tricycle and fork that frame, non - drive wheel set spare, wheel were used thereof | |
| CN201457046U (en) | Gear change mechanism of transporter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200826 Address after: 317500 east of Baizhang Road, Chengdong Street Economic Development Zone, Wenling City, Taizhou City, Zhejiang Province Patentee after: Zhejiang Qiangjiang Intelligent Technology Co.,Ltd. Address before: 317500 No. 9 Changjiang Road, Wenling Economic Development Zone, Zhejiang, Taizhou, China Patentee before: ZHEJIANG CHANGJIANG MACHINERY Co.,Ltd. |
|
| 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: 20140416 Termination date: 20210930 |