CN110949599A - Motorcycle rear wheel single rocker arm assembly structure - Google Patents
Motorcycle rear wheel single rocker arm assembly structure Download PDFInfo
- Publication number
- CN110949599A CN110949599A CN201811551879.3A CN201811551879A CN110949599A CN 110949599 A CN110949599 A CN 110949599A CN 201811551879 A CN201811551879 A CN 201811551879A CN 110949599 A CN110949599 A CN 110949599A
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- China
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- rear wheel
- chain
- eccentric
- spline
- rocker arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/16—Tensioning or adjusting equipment for chains, belts or the like
Abstract
The invention relates to a single rocker arm assembly structure of a rear wheel of a motorcycle, which comprises a single rocker arm of the rear wheel, a rim, a tire, a nut, a chain disc, a chain wheel seat, a spline housing, a spline shaft of the rear wheel, a chain regulator locking bolt and an eccentric chain regulator. This motorcycle rear wheel list rocker assembly structure can realize that production is more high-efficient, the assembly, uninstallation and maintenance, it is more convenient during the debugging, more save time, the dismouting rear wheel is very convenient, can realize the elasticity function of chain through adjusting eccentric chain transfer ware, it is single can operate, dismouting rear wheel fastening bolt alright follow the unilateral and take out the rear wheel, simultaneously because the aluminum alloy rear wheel list rocker of die-casting high pressure integrated into one piece technique can realize whole car more lightweight and handle, there are bigger design space and repacking scheme to the vehicle.
Description
Technical Field
The invention relates to a single rocker arm of a rear wheel of a motorcycle, in particular to a single rocker arm assembly structure of the rear wheel of the motorcycle.
Background
At present, in domestic motorcycle products, rear wheel rocker arms of most motorcycles are double rocker arms, in the process of production and maintenance of the motorcycles, when a chain is adjusted to be loose and tight, the rear wheel rocker arms are required to be mutually matched and adjusted on rear wheel shafts arranged on two sides of the double rocker arms, the coaxiality of the other side is possibly influenced when the side is adjusted, the center lines of the rear wheel and the whole motorcycle are not on the same straight line, the center line of the rear wheel is not coincident or parallel with the center line of a rear wheel mounting hole, the driving quality of the whole motorcycle is influenced, certain potential safety hazards exist, and corresponding parts of the motorcycle are easy to damage. In addition, when the rear wheel of the motorcycle is assembled, disassembled and maintained, the rear wheel can be disassembled only by taking off the rear wheel shaft through the bolts at the left side and the right side of the elastic rim, and inconvenience is brought to the assembly and maintenance of the motorcycle.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a single rocker arm assembly structure of a rear wheel of a motorcycle, which is convenient to assemble and maintain and simple in training.
Technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a motorcycle rear wheel list rocking arm assembly structure, includes rear wheel list rocking arm, rim, tire, nut, chain dish, sprocket seat, spline housing, rear wheel integral key shaft, chain regulator locking bolt, eccentric chain regulator, characterized by: the rear wheel single rocker arm is integrally formed by die-casting high pressure and is provided with an eccentric chain regulator mounting hole; the sprocket seat includes: the chain wheel seat cover and the chain wheel seat base are provided with rear wheel spline shaft through holes, and the inner wall of each through hole of the chain wheel seat base is provided with an internal spline; the upper end of the rear wheel spline shaft is provided with a rear wheel mounting plate, the middle part of the rear wheel spline shaft is provided with a spline, and the lower end of the rear wheel spline shaft is provided with a thread; the eccentric chain regulator body is cylindrical, a rear wheel spline shaft through hole is formed in the body, and an eccentric regulating tooth is arranged at one end of the body; the spline housing is provided with an internal spline and an external spline; the chain wheel is arranged on the chain wheel seat cover through a bolt; the rim is installed on a rear wheel installation plate of a rear wheel spline shaft through a bolt, the eccentric chain regulator is installed on an eccentric chain regulator installation hole of a rear wheel single rocker arm, and one end of the eccentric chain regulator with eccentric regulating teeth is arranged on the left side of the rear wheel single rocker arm; the threaded end of the rear wheel spline shaft sequentially penetrates through a rear wheel spline shaft through hole (the end without the eccentric adjusting teeth penetrates through the rear wheel spline shaft through hole), a spline sleeve and a rear wheel spline shaft mounting hole of the chain wheel seat and then is locked by a nut. The internal spline of the spline housing is meshed with the spline on the spline shaft of the rear wheel, and the internal spline of the chain wheel seat is meshed with the external spline of the spline housing.
The motorcycle rear wheel single rocker arm assembly structure is characterized in that: the eccentric chain regulator mounting hole of the rear wheel single rocker arm is designed to be an opening, a screw hole is formed in the opening of the eccentric chain regulator mounting hole, and a chain regulator locking bolt is mounted on the screw hole and used for locking the eccentric chain regulator; the rear wheel single rocker arm is provided with a frame mounting hole and is connected and fastened with the frame through a nut.
The motorcycle rear wheel single rocker arm assembly structure is characterized in that: the inner cavity of the chain wheel seat cover is provided with a buffer glue mounting clamp position, and the buffer glue is sequentially placed on the mounting clamp position of the inner cavity of the chain wheel seat cover; the chain wheel seat base is provided with a stop block which is matched with the buffer rubber in the inner cavity of the chain wheel seat cover for mutual transmission, and the buffer rubber is used for buffering the impact force driven by an engine and preventing the rear wheel component of the motorcycle from being damaged.
The motorcycle rear wheel single rocker arm assembly structure is characterized in that: the rear wheel spline shaft through hole of the eccentric chain adjuster is a non-coaxial eccentric through hole, the rear wheel spline shaft rotates along with the eccentric chain adjuster, the eccentric chain adjuster rotates through the rotating eccentric adjusting teeth, and the rear wheel spline shaft rotates circumferentially around the central axis of the eccentric chain adjuster, so that the function of adjusting the tightness degree of the motorcycle chain is realized.
The motorcycle rear wheel single rocker arm assembly structure is characterized in that: when the engine of the motorcycle is started, the engine drives the chain to rotate, the chain drives the chain disc to rotate, the chain disc drives the chain wheel seat to rotate, and the chain wheel seat drives the spline housing to rotate, so that the spline shaft of the rear wheel is driven to rotate until the rear wheel is driven to rotate.
Has the advantages that:
according to the invention: this motorcycle rear wheel list rocker assembly structure can realize that production is more high-efficient, the assembly, uninstallation and maintenance, it is more convenient during the debugging, more save time, the dismouting rear wheel is very convenient, can realize the elasticity function of chain through adjusting eccentric chain transfer ware, it is single can operate, dismouting rear wheel fastening bolt alright follow the unilateral and take out the rear wheel, simultaneously because the aluminum alloy rear wheel list rocker of die-casting high pressure integrated into one piece technique can realize whole car more lightweight and handle, there are bigger design space and repacking scheme to the vehicle.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a schematic structural view of a rear wheel single rocker arm assembly of a motorcycle according to an embodiment of the invention.
FIG. 2 is a schematic view of the structural assembly of a rear wheel single rocker arm assembly of a motorcycle according to an embodiment of the invention.
FIG. 3 is a schematic view of a rear wheel single rocker arm of the motorcycle rear wheel single rocker arm assembly structure according to the embodiment of the invention.
FIG. 4 is a schematic view of a rear wheel spline shaft of a motorcycle rear wheel single rocker arm assembly structure according to an embodiment of the invention.
FIG. 5 is a schematic view of a chain wheel seat cover of a rear wheel single rocker arm assembly structure of a motorcycle according to an embodiment of the invention.
FIG. 6 is a chain wheel seat base of the rear wheel single rocker arm assembly structure of the motorcycle according to the embodiment of the invention
FIG. 7 is a schematic view of a spline housing of a rear wheel single rocker arm assembly structure of a motorcycle according to an embodiment of the invention.
FIG. 8 is a schematic view of an eccentric chain regulator of a rear wheel single rocker arm assembly structure of a motorcycle according to an embodiment of the invention.
The specific implementation mode is as follows:
the specific structure of the embodiment of the present invention will be further described with reference to the accompanying drawings.
Referring to the attached drawings, the motorcycle rear wheel single rocker arm assembly structure comprises a rear wheel single rocker arm (1), a rim (2), a tire (3), a nut (4), a chain disc (5), a chain wheel seat (6), a chain wheel seat cover (7), cushion rubber (8), a chain wheel seat base (9), a spline housing (10), a rear wheel spline shaft (11), a chain adjuster locking bolt (12) and an eccentric chain adjuster (13); the rear wheel single rocker arm (1) is integrally formed by die casting under high pressure, is provided with an eccentric chain regulator mounting hole (1 a) and is designed to be an opening, a screw hole is formed in the opening of the eccentric chain regulator mounting hole (1 a), and a chain regulator locking bolt (12) is mounted on the screw hole and used for locking the eccentric chain regulator; the rear wheel single rocker arm is provided with a frame mounting hole (1 b) which is connected and fastened with the frame through a nut.
The sprocket seat (6) includes: chain wheel lock nut (6 a), sprocket seat lid (7), cushion gum (8), sprocket seat base (9), sprocket seat lid (7), sprocket seat base (9) are equipped with rear wheel integral key shaft via hole (7b) (9c), and sprocket seat base via hole (9c) inner wall is equipped with internal spline (9 a).
The upper end of the rear wheel spline shaft (11) is provided with a rear wheel mounting plate (11 b), the middle part is provided with a spline (11 a), and the lower end is provided with a thread (11 c); the eccentric chain regulator (13) body is cylindrical, a rear wheel spline shaft through hole (13 b) and a non-coaxial eccentric through hole are formed in the body, and an eccentric regulating tooth (13 a) is arranged at one end of the body; the spline housing (10) is provided with an internal spline (10 a) and an external spline (10 b).
The chain plate (5) is arranged on the chain wheel seat cover (7) through a bolt; the rim (2) is installed on a rear wheel installation plate (11 b) of a rear wheel spline shaft (11) through bolts, the eccentric chain adjuster (13) is installed on an eccentric chain adjuster installation hole (1 a) of the rear wheel single rocker arm (1), and one end of the eccentric chain adjuster (13) with an eccentric adjusting tooth (13 a) is arranged on the left side of the rear wheel single rocker arm (1); one end of the rear wheel spline shaft (11) with threads (11 c) sequentially penetrates through a rear wheel spline shaft through hole (13 b) (the end without eccentric adjusting teeth (13 a) penetrates through), the spline housing (10) and rear wheel spline shaft mounting holes (7b) (9c) of the chain wheel seat (6) and then is locked by a nut (4). An internal spline (10 a) of the spline housing (10) is meshed with a spline (11 a) on a spline shaft (11) of the rear wheel, and an internal spline (9a) of the chain wheel seat (6) is meshed with an external spline (10 b) of the spline housing (10).
A buffer glue mounting position (7a) is arranged in the inner cavity of the chain wheel seat cover (7), and the buffer glue (8) is sequentially placed on the mounting position (7a) in the inner cavity of the chain wheel seat cover (7); the chain wheel seat base (9) is provided with a stop block (9b) which is matched with a buffer rubber (8) in the inner cavity of the chain wheel seat cover (7) for mutual transmission, and the buffer rubber (8) is used for buffering the impact force driven by an engine to prevent the rear wheel component of the motorcycle from being damaged.
When the tightness of the chain needs to be adjusted, the chain adjuster locking bolt (12) can be loosened through loosening, the eccentric adjusting teeth (13 a) acting on the eccentric chain adjuster (13) through external force, the rear wheel spline shaft (11) rotates along with the eccentric chain adjuster (13), the eccentric chain adjuster (13) rotates through rotating the eccentric adjusting teeth (13 a), the rear wheel spline shaft (11) rotates circumferentially around the central axis of the eccentric chain adjuster (13), and the function of adjusting the tightness of the chain of the motorcycle is achieved.
When the engine of the motorcycle is started, the engine drives the chain to rotate, the chain drives the chain disc (5) to rotate, the chain disc (5) drives the chain wheel seat (6) to rotate, and the chain wheel seat (6) drives the spline sleeve (10) to rotate, so that the rear wheel spline shaft (11) is driven to rotate until the rear wheel is driven to rotate.
This motorcycle rear wheel list rocker assembly structure can realize that production is more high-efficient, the assembly, uninstallation and maintenance, it is more convenient during the debugging, more save time, the dismouting rear wheel is very convenient, can realize the elasticity function of chain through adjusting eccentric chain transfer ware, it is single can operate, dismouting rear wheel fastening bolt alright follow the unilateral and take out the rear wheel, simultaneously because the aluminum alloy rear wheel list rocker of die-casting high pressure integrated into one piece technique can realize whole car more lightweight and handle, there are bigger design space and repacking scheme to the vehicle.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. Any simple modification and equivalent changes and modifications of the above embodiments according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.
Claims (4)
1. The utility model provides a motorcycle rear wheel list rocking arm assembly structure, includes rear wheel list rocking arm, rim, tire, nut, chain dish, sprocket seat, spline housing, rear wheel integral key shaft, chain regulator locking bolt, eccentric chain regulator, characterized by: the rear wheel single rocker arm is integrally formed by die-casting high pressure and is provided with an eccentric chain regulator mounting hole; the sprocket seat includes: the chain wheel seat cover and the chain wheel seat base are provided with rear wheel spline shaft through holes, and the inner wall of each through hole of the chain wheel seat base is provided with an internal spline; the upper end of the rear wheel spline shaft is provided with a rear wheel mounting plate, the middle part of the rear wheel spline shaft is provided with a spline, and the lower end of the rear wheel spline shaft is provided with a thread; the eccentric chain regulator body is cylindrical, a rear wheel spline shaft through hole is formed in the body, and an eccentric regulating tooth is arranged at one end of the body; the spline housing is provided with an internal spline and an external spline; the chain wheel is arranged on the chain wheel seat cover through a bolt; the rim is installed on a rear wheel installation plate of a rear wheel spline shaft through a bolt, the eccentric chain regulator is installed on an eccentric chain regulator installation hole of a rear wheel single rocker arm, and one end of the eccentric chain regulator with eccentric regulating teeth is arranged on the left side of the rear wheel single rocker arm; one end with threads of the rear wheel spline shaft sequentially penetrates through a rear wheel spline shaft through hole (penetrating through the end without the eccentric adjusting teeth) of the eccentric chain adjuster, the spline housing and a rear wheel spline shaft mounting hole of the chain wheel seat and then is locked by a nut; the internal spline of the spline housing is meshed with the spline on the spline shaft of the rear wheel, and the internal spline of the chain wheel seat is meshed with the external spline of the spline housing.
2. The motorcycle rear wheel single rocker arm assembly structure of claim 1, wherein: the eccentric chain regulator mounting hole of the rear wheel single rocker arm is designed to be an opening, a screw hole is formed in the opening of the eccentric chain regulator mounting hole, and a chain regulator locking bolt is mounted on the screw hole and used for locking the eccentric chain regulator; the rear wheel single rocker arm is provided with a frame mounting hole and is connected and fastened with the frame through a nut.
3. The motorcycle rear wheel single rocker arm assembly structure of claim 1, wherein: the inner cavity of the chain wheel seat cover is provided with a buffer glue mounting clamp position, and the buffer glue is sequentially placed on the mounting clamp position of the inner cavity of the chain wheel seat cover; the chain wheel seat base is provided with a stop block which is matched with the buffer rubber in the inner cavity of the chain wheel seat cover for mutual transmission, and the buffer rubber is used for buffering the impact force driven by an engine and preventing the rear wheel component of the motorcycle from being damaged.
4. The motorcycle rear wheel single rocker arm assembly structure of claim 1, wherein: the rear wheel spline shaft through hole of the eccentric chain adjuster is a non-coaxial eccentric through hole, the rear wheel spline shaft rotates along with the eccentric chain adjuster, the eccentric chain adjuster rotates through the rotating eccentric adjusting teeth, and the rear wheel spline shaft rotates circumferentially around the central axis of the eccentric chain adjuster, so that the function of adjusting the tightness degree of the motorcycle chain is realized.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018219705525 | 2018-11-28 | ||
| CN201821970552 | 2018-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110949599A true CN110949599A (en) | 2020-04-03 |
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ID=68945578
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822129048.9U Active CN209870661U (en) | 2018-11-28 | 2018-12-19 | Motorcycle rear wheel single rocker arm assembly structure |
| CN201811551879.3A Pending CN110949599A (en) | 2018-11-28 | 2018-12-19 | Motorcycle rear wheel single rocker arm assembly structure |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822129048.9U Active CN209870661U (en) | 2018-11-28 | 2018-12-19 | Motorcycle rear wheel single rocker arm assembly structure |
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| Country | Link |
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| CN (2) | CN209870661U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324789A (en) * | 2020-11-02 | 2021-02-05 | 浙江春风动力股份有限公司 | Rear axle structure and mounting method |
| CN115339563A (en) * | 2022-07-27 | 2022-11-15 | 江苏炬瑞车辆科技有限公司 | Large-displacement motorcycle rear wheel damping single rocker arm assembly structure |
-
2018
- 2018-12-19 CN CN201822129048.9U patent/CN209870661U/en active Active
- 2018-12-19 CN CN201811551879.3A patent/CN110949599A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324789A (en) * | 2020-11-02 | 2021-02-05 | 浙江春风动力股份有限公司 | Rear axle structure and mounting method |
| CN112324789B (en) * | 2020-11-02 | 2022-02-18 | 浙江春风动力股份有限公司 | Rear axle structure and mounting method |
| CN115339563A (en) * | 2022-07-27 | 2022-11-15 | 江苏炬瑞车辆科技有限公司 | Large-displacement motorcycle rear wheel damping single rocker arm assembly structure |
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| Publication number | Publication date |
|---|---|
| CN209870661U (en) | 2019-12-31 |
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