CN214689987U - Rear rocker arm of motorcycle - Google Patents
Rear rocker arm of motorcycle Download PDFInfo
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- CN214689987U CN214689987U CN202120988326.5U CN202120988326U CN214689987U CN 214689987 U CN214689987 U CN 214689987U CN 202120988326 U CN202120988326 U CN 202120988326U CN 214689987 U CN214689987 U CN 214689987U
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- rocker arm
- motorcycle
- rear rocker
- reinforcing
- arm body
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Abstract
The utility model provides a rocking arm behind motorcycle belongs to motorcycle accessories technical field. The motorcycle rear rocker arm solves the problem that in the prior art, the structural strength of a motorcycle rear rocker arm is not enough, so that the stability of a motorcycle body in the driving process in a high-strength use environment is poor. The rear rocker arm of the motorcycle comprises a rear rocker arm body, wherein a sleeve used for being connected with a wheel axle is arranged at the rear end part of the rear rocker arm body, a rear shock absorber installation part is arranged in the middle of the rear rocker arm body, a reinforcing part which is arched upwards and connected with the rear shock absorber installation part is arranged on the upper side surface of the rear rocker arm body, and a reinforcing rib which extends upwards and is connected with the top of the reinforcing part is arranged at the rear end of the rear rocker arm body. The utility model has the advantages of also can not increase the weight of back rocking arm by a wide margin in reinforcing back rocking arm structural strength, make the structure of back rocking arm more reasonable to make the automobile body at the in-process that traveles more steady.
Description
Technical Field
The utility model belongs to the technical field of motorcycle accessories, a rocking arm behind motorcycle is related to.
Background
The rear rocker arm of the motorcycle is also called a rear bottom fork, and refers to a place where a rear wheel is connected with a motorcycle body, so that the rear wheel is fixed, the pressure of the motorcycle body is borne, and the rear wheel is kept stable, the existing motorcycle rear wheel suspension generally adopts double-rocker arm suspension, a pin shaft is arranged between the double rocker arms in the rear wheel, so that the rear wheel is supported, and the dismounting process of the rear wheel is more complex, so that the rear wheel suspension of some motorcycles starts to be suspended by adopting a single rocker arm in the market, for example, Chinese patent documents disclose a motorcycle rear wheel single suspension assembly (application number: 201720171311.3), which comprises at least one single rocker arm, wherein the single rocker arm is bent towards one side to form a rear wheel accommodating part, one end of the single rocker arm is connected with a first mounting cylinder, and the other end of the single rocker arm is connected with two second mounting cylinders; the rear wheel mounting disc is positioned at the same side with the rear wheel accommodating part, a main shaft extending into the first mounting cylinder is arranged on the rear wheel mounting disc, and a chain wheel tooth disc is screwed at the free end of the main shaft. Although the rear wheel single suspension assembly realizes the single suspension of the rear wheel and enables the dismounting and mounting process of the rear wheel to be completed quickly, the rear wheel single suspension assembly has the following defects: because the structural strength of the single rocker arm of the rear wheel single suspension assembly is not enough, the stability of the vehicle body in the running process in a high-strength use environment is poor.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a rocking arm behind motorcycle, the utility model provides a technical problem promote the structural strength of rocking arm behind the motorcycle for the automobile body is more steady at the in-process that traveles.
The purpose of the utility model can be realized by the following technical proposal: the rear rocker arm of the motorcycle comprises a rear rocker arm body, wherein a sleeve used for being connected with a wheel axle is arranged at the rear end part of the rear rocker arm body.
The rib that upwards arches and is connected with the rear shock absorber installation department is set up through the last side at back rocking arm body, and the strengthening rib that the rear end setting of back rocking arm body upwards extends the back and is connected with the top of rib, the structural strength of back rocking arm is strengthened greatly through the rib and the strengthening rib of above-mentioned structure, the rib and the strengthening rib that set up above-mentioned structure simultaneously also can not influence the motorcycle chain and pass from between rib and the strengthening rib, the weight of back rocking arm also can not be increased by a wide margin to the rib and the strengthening rib of above-mentioned structure when strengthening back rocking arm structural strength, make the structure of back rocking arm more reasonable, thereby make the automobile body more steady at the in-process of traveling.
In the rear rocker arm of the motorcycle, the reinforcing rib comprises a straight strip-shaped connecting section and a supporting section which is gradually narrowed from bottom to top, and the bottom of the supporting section is positioned at the front side of the sleeve. The bottom of support section is thicker, and the upper portion of support section is thinner for the lower part, then is connected with the upper portion of support section and the top of rib respectively with the linkage segment for not greatly increasing the weight of back rocking arm when reinforcing back rocking arm structural strength, make the structure of back rocking arm more reasonable, thereby make the automobile body more steady at the in-process of traveling.
In the rear rocker arm of the motorcycle, the upper part of the supporting section is provided with a first concave part, and a plurality of first reinforcing rib plates are arranged in the first concave part. The first inner concave part can reduce the weight of the supporting section, and the first reinforcing rib plates can enhance the structural strength of the first inner concave part, so that the weight of the rear rocker arm is not greatly increased as much as possible while the structural strength of the rear rocker arm is enhanced, the structure of the rear rocker arm is more reasonable, and the automobile body is more stable in the driving process.
In the rear rocker arm of the motorcycle, the supporting section is provided with a convex part at the outer side of the first concave part, and the convex part is provided with a mounting hole.
In the rear rocker arm of the motorcycle, the connecting section is provided with a second concave part, and a plurality of second reinforcing rib plates are arranged in the second concave part. The weight of linkage segment can be alleviateed to interior concave part two, and the structural strength of interior concave part two can be strengthened to a plurality of deep floor two for when strengthening back rocking arm structural strength the weight of back rocking arm increases as little as possible, make the structure of back rocking arm more reasonable, thereby make the automobile body more steady at the in-process that traveles.
In the rear rocker arm of the motorcycle, the reinforcing part is provided with a third concave part, and a plurality of reinforcing rib plates are arranged in the third concave part. The weight of linkage segment can be alleviateed to interior concave part three, and the structural strength of interior concave part three can be strengthened to a plurality of deep floor board three for when strengthening back rocking arm structural strength the weight of back rocking arm as far as not greatly increase, make the structure of back rocking arm more reasonable, thereby make the automobile body more steady at the in-process that traveles.
In the motorcycle rear rocker arm, the reinforcing part, the reinforcing rib and the rear rocker arm body are of an integrally molded structure. The reinforcing part, the reinforcing rib and the rear rocker arm body are of an integrally formed structure, so that the structural strength of the rear rocker arm can be further enhanced.
In the motorcycle rear rocker arm, the front end of the rear rocker arm body is provided with a rear shock absorber inserting notch, the rear end of the rear rocker arm body is provided with an arc-shaped yielding concave part, and the rear shock absorber mounting part is located between the rear shock absorber inserting notch and the yielding concave part. The rear shock absorber penetrating notch is used for allowing the shock absorber to penetrate, the motorcycle rear rocker arm is matched with the shock absorber to play a role in damping when the motorcycle bumps, the rear end of the rear rocker arm body is provided with an arc-shaped yielding concave portion, the bending strength is high, and meanwhile, the rear wheels are convenient to install, so that the rear wheels and the front wheels are located on the same plane, the structure is reasonable, and the vehicle body is stable in the driving process.
Compared with the prior art, the rear rocker arm of the motorcycle has the advantages that: set up the rib that upwards arches and be connected with the rear shock absorber installation department through the last side at back rocking arm body, and the strengthening rib that the rear end at back rocking arm body set up upwards extend the back and be connected with the top of rib, the structural strength of back rocking arm is strengthened greatly through the rib and the strengthening rib of above-mentioned structure, the rib and the strengthening rib that set up above-mentioned structure simultaneously also can not influence the motorcycle chain and pass from between rib and the strengthening rib, through further setting up interior concave part one, a plurality of deep floor one, interior concave part two, a plurality of deep floor two, interior concave part three, a plurality of deep floor three, make the weight of back rocking arm also can not increase by a wide margin when the reinforcing back rocking arm structural strength of rib and strengthening rib of above-mentioned structure, make the structure of back rocking arm more reasonable, thereby make the automobile body more steady in the driving process.
Drawings
Fig. 1 is one of schematic perspective views of a rear rocker arm of a motorcycle.
Fig. 2 is a second schematic perspective view of the rear rocker arm of the motorcycle.
Fig. 3 is a third schematic perspective view of the rear rocker arm of the motorcycle.
In the figure, 1, a rear rocker arm body; 2. a sleeve; 3. a rear shock absorber mounting portion; 4. a reinforcing portion; 5. reinforcing ribs; 511. a connecting section; 512. a support section; 6. a first concave part; 7. a first reinforcing rib plate; 8. a boss portion; 9. mounting holes; 10. a second concave part; 11. a second reinforcing rib plate; 12. a third concave part; 13. a third reinforcing rib plate; 14. the rear shock absorber is inserted into the notch; 15. a relief recess.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 3, a rear rocker arm of a motorcycle comprises a rear rocker arm body 1, a sleeve 2 connected with a wheel axle is arranged at the rear end of the rear rocker arm body 1, a rear shock absorber mounting portion 3 is arranged in the middle of the rear rocker arm body 1, a rear shock absorber inserting notch 14 is arranged at the front end of the rear rocker arm body 1, an arc-shaped abdicating concave portion 15 is arranged at the rear end of the rear rocker arm body 1, the rear shock absorber mounting portion 3 is located between the rear shock absorber inserting notch 14 and the abdicating concave portion 15, a reinforcing portion 4 which is arched upwards and connected with the rear shock absorber mounting portion 3 is arranged on the upper side surface of the rear rocker arm body 1, a reinforcing rib 5 which extends upwards and is connected with the top of the reinforcing portion 4 is arranged at the rear end of the rear rocker arm body 1, and the reinforcing rib 4, the reinforcing rib 5 and the rear rocker arm body 1 are of an integrally formed structure. Specifically, as shown in fig. 2 and 3, the reinforcing rib 5 includes a straight connecting section 511 and a supporting section 512 that gradually narrows from bottom to top, and the bottom of the supporting section 512 is located at the front side of the sleeve 2. Furthermore, a first concave part 6 is arranged at the upper part of the supporting section 512, a plurality of first reinforcing rib plates 7 are arranged in the first concave part 6, a convex part 8 is arranged at the outer side of the first concave part 6 of the supporting section 512, and a mounting hole 9 is arranged on the convex part 8; the connection section 511 is provided with a second concave part 10, and a plurality of second reinforcing rib plates 11 are arranged in the second concave part 10; the reinforcing part 4 is provided with a third concave part 12, and the third concave part 12 is internally provided with a plurality of reinforcing rib plates 13. By providing the reinforcing portion 4 that is arched upward and connected to the rear-damper mount portion 3 on the upper side surface of the rear rocker arm body 1, and a reinforcing rib 5 which extends upwards and is connected with the top of the reinforcing part 4 is arranged at the rear end of the rear rocker arm body 1, the structural strength of the rear rocker arm is greatly enhanced by the reinforcing part 4 and the reinforcing rib 5 of the structure, meanwhile, the reinforcing part 4 and the reinforcing ribs 5 which are arranged in the structure can not influence the motorcycle chain to pass through between the reinforcing part 4 and the reinforcing ribs 5, by further arranging the first concave part 6, the first reinforcing rib plates 7, the second concave part 10, the second reinforcing rib plates 11, the third concave part 12 and the third reinforcing rib plates 13, make the weight of rocking arm after 4 and strengthening rib 5 of rib of above-mentioned structure also can not increase by a wide margin in reinforcing back rocking arm structural strength, make the structure of back rocking arm more reasonable to make the automobile body more steady at the in-process that traveles.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms rear rocker arm body 1, sleeve 2, rear shock absorber mounting portion 3, reinforcing portion 4, reinforcing rib 5, connecting section 511, support section 512, recessed portion one 6, etc., are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (8)
1. The rear rocker arm of the motorcycle comprises a rear rocker arm body (1), wherein a sleeve (2) used for being connected with a wheel axle is arranged at the rear end part of the rear rocker arm body (1), the rear rocker arm is characterized in that a rear shock absorber installation part (3) is arranged in the middle of the rear rocker arm body (1), a reinforcing part (4) which is arched upwards and connected with the rear shock absorber installation part (3) is arranged on the upper side surface of the rear rocker arm body (1), and a reinforcing rib (5) which extends upwards and is connected with the top of the reinforcing part (4) is arranged at the rear end of the rear rocker arm body (1).
2. The rear rocker arm of a motorcycle as claimed in claim 1, wherein the reinforcing rib (5) comprises a straight connecting section (511) and a support section (512) which narrows from bottom to top, the bottom of the support section (512) being located at the front side of the sleeve (2).
3. The rear rocker arm of the motorcycle as claimed in claim 2, wherein the upper part of the support section (512) is provided with a first concave part (6), and a plurality of first reinforcing rib plates (7) are arranged in the first concave part (6).
4. A motorcycle rear rocker arm as claimed in claim 3, characterised in that the support section (512) is provided with a boss (8) on the outer side of the first recess (6), the boss (8) being provided with a mounting hole (9).
5. The rear rocker arm of the motorcycle as claimed in any one of claims 2 to 4, wherein a second concave part (10) is arranged on the connecting section (511), and a plurality of second reinforcing rib plates (11) are arranged in the second concave part (10).
6. The rear rocker arm of the motorcycle as claimed in claim 5, wherein the reinforcement part (4) is provided with a third concave part (12), and a plurality of reinforcing rib plates (13) are arranged in the third concave part (12).
7. A motorcycle rear rocker arm according to any one of claims 1 to 4, characterised in that the reinforcement (4), the reinforcement (5) and the rear rocker arm body (1) are of an integrally formed structure.
8. The motorcycle rear rocker arm according to any one of claims 1 to 4, wherein a rear shock absorber insertion notch (14) is provided at a front end of the rear rocker arm body (1), an arc-shaped abdicating concave portion (15) is provided at a rear end of the rear rocker arm body (1), and the rear shock absorber mounting portion (3) is located between the rear shock absorber insertion notch (14) and the abdicating concave portion (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120988326.5U CN214689987U (en) | 2021-05-10 | 2021-05-10 | Rear rocker arm of motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120988326.5U CN214689987U (en) | 2021-05-10 | 2021-05-10 | Rear rocker arm of motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214689987U true CN214689987U (en) | 2021-11-12 |
Family
ID=78551603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120988326.5U Active CN214689987U (en) | 2021-05-10 | 2021-05-10 | Rear rocker arm of motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214689987U (en) |
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2021
- 2021-05-10 CN CN202120988326.5U patent/CN214689987U/en active Active
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