CN-224197892-U - Motorcycle frame and motorcycle

CN224197892UCN 224197892 UCN224197892 UCN 224197892UCN-224197892-U

Abstract

The utility model discloses a motorcycle frame and a motorcycle, which comprise a vertical pipe and main frames positioned on two sides of the vertical pipe, wherein the main frames comprise an upper main pipe, a lower main pipe and a middle main pipe, the upper main pipe, the lower main pipe and the middle main pipe form a triangular supporting structure I, the front end of the triangular supporting structure I is fixed on the vertical pipe, the upper main pipe extends out of the triangular supporting structure I backwards and is fixedly connected with a set position of the frame, and compared with the prior art, the motorcycle frame and the motorcycle have higher strength and rigidity, more convenient manufacturing process and lower production cost.

Inventors

FENG ZHONGWEI
ZHAO RUI
LIU YU
WANG KE
LI JUNYU
Luo Haoyun
LI ZHUQING
CHEN YANXIN
TIAN RUI

Assignees

重庆隆鑫机车有限公司
隆鑫通用动力股份有限公司

Dates

Publication Date: 20260505
Application Date: 20250609

Claims (10)

1. A motorcycle frame is characterized by comprising a vertical pipe and main frames positioned on two sides of the vertical pipe, wherein the main frames comprise an upper main pipe, a lower main pipe and a middle main pipe, the upper main pipe, the lower main pipe and the middle main pipe form a triangular supporting structure I, the front end of the triangular supporting structure I is fixed on the vertical pipe, and the upper main pipe extends out of the triangular supporting structure I backwards and is fixedly connected to a set position of the motorcycle frame.
2. The motorcycle frame as set forth in claim 1, wherein the main frame further comprises a reinforcing pipe I, and both ends of the reinforcing pipe I are respectively fixed to the riser pipe and the lower main pipe so that a triangular support structure II is formed among the riser pipe, the lower main pipe and the reinforcing pipe I.
3. The motorcycle frame of claim 1, wherein the frame further comprises a reinforcing plate assembly, the reinforcing plate assembly comprises a main pipe reinforcing plate, the main pipe reinforcing plate is arranged at the end position in a triangular area formed by the two upper main pipes and the vertical pipes and is fixedly connected with the upper main pipes and the vertical pipes respectively, the tail parts of the main pipe reinforcing plate are dovetail-shaped and are formed with connecting flanges, and the connecting flanges are fixedly connected with the upper vertical pipes.
4. The motorcycle frame of claim 3, wherein the reinforcing plate assembly further comprises a pair of upper reinforcing plates, the upper reinforcing plates are respectively arranged at end positions in a triangular area formed by the upper parts of the middle parts of the reinforcing pipes I and the lower main pipe and are respectively fixedly connected with the reinforcing pipes I and the lower main pipe, the upper reinforcing plates are of triangular structures, and reinforcing flanges are arranged at the edges of the upper reinforcing plates.
5. The motorcycle frame of claim 4, wherein the reinforcing plate assembly further comprises a pair of lower reinforcing plates, so that the lower reinforcing plates are respectively arranged at end positions in a triangular area formed by the lower parts of the middle parts of the reinforcing pipes I and the lower main pipe and are respectively fixed to the reinforcing pipes I and the lower main pipe, and the cross sections of the lower reinforcing plates are U-shaped; The upper reinforcing plate and the lower reinforcing plate are respectively fixed on two sides of the reinforcing pipe I.
6. A motorcycle frame as set forth in claim 3, wherein the reinforcing plate assembly further includes a pair of connecting plates I disposed in the vicinity of the connection of the upper main pipe and the lower main pipe, respectively, and fixed to the upper main pipe and the lower main pipe, respectively.
7. The motorcycle frame according to claim 1, wherein the frame further comprises an upper cross pipe and a lower cross pipe, the upper main pipe extends rearward and obliquely downward to form a first bent portion, the first bent portion extends obliquely downward and parallel to the vehicle width direction to form a second bent portion, and the second bent portion extends downward to be fixedly connected with the upper cross pipe; The two ends of the upper transverse pipe are respectively provided with a connecting plate II, and the two ends of the lower transverse pipe are respectively connected to the bottom of the connecting plate II; The upper transverse tube is provided with a rear suspension upper connecting plate, and the lower transverse tube is provided with a rear suspension lower connecting plate.
8. The motorcycle frame of claim 7, wherein the frame further comprises a front suspension connection plate, the lower main pipe extends downward to form a third bending part, and the third bending part extends downward to be connected with one end of the front suspension connection plate; The middle main pipe extends downwards to form a fourth bending part, and the fourth bending part extends downwards to be connected with the other end of the front suspension connecting plate.
9. The motorcycle frame according to claim 2, wherein the frame further comprises a reinforcing pipe II, two ends of the reinforcing pipe II are respectively connected near the connection parts of the two reinforcing pipes I and the two lower main pipes in a one-to-one correspondence manner, and the reinforcing pipe II and the two lower main pipes form a triangular supporting structure III.
10. A motorcycle comprising a motorcycle frame according to any one of claims 1 to 9.

Description

Motorcycle frame and motorcycle Technical Field The utility model relates to the technical field of motorcycles, in particular to a motorcycle frame and a motorcycle. Background The prior frame structure of the motorcycle, such as the Chinese patent publication No. CN105658512, discloses a body frame structure of a straddle-type vehicle, in order to improve the rigidity and strength of a frame vertical pipe, the front part of the frame is from a front suspension position of an engine to the vertical pipe, the design structure is complex and the weight is large, so that the manufacturing process is complex, and the cost control is not facilitated. Therefore, the structure of the motorcycle frame in the prior art needs to be improved, the rigidity and the strength of the vertical pipe can be improved while the requirement of light weight can be met, the manufacturing process is more convenient, and the production cost is lower. Disclosure of utility model In view of the above, the present utility model aims to provide a motorcycle frame and a motorcycle, which can improve rigidity and strength of a riser while satisfying a light weight requirement, and improve structural stability of a front portion of the frame when the whole motorcycle is impacted by horizontal impact and lateral torsion. The motorcycle frame comprises a vertical pipe and main frames positioned on two sides of the vertical pipe, wherein the main frames comprise an upper main pipe, a lower main pipe and a middle main pipe, the upper main pipe, the lower main pipe and the middle main pipe form a triangular supporting structure I, the front end of the triangular supporting structure I is fixed on the vertical pipe, and the upper main pipe extends out of the triangular supporting structure I backwards and is fixedly connected to a set position of the motorcycle frame. Further, the main frame further comprises a reinforcing pipe I, and two ends of the reinforcing pipe I are respectively fixed on the vertical pipe and the lower main pipe, so that a triangular supporting structure II is formed among the vertical pipe, the lower main pipe and the reinforcing pipe I. Further, the frame still includes the reinforcing plate subassembly, the reinforcing plate subassembly is responsible for including being responsible for the reinforcing plate, be responsible for the reinforcing plate setting in two and be responsible for the end position in the triangle district that forms with the riser to fixed connection is in last being responsible for and riser respectively, the afterbody that is responsible for the reinforcing plate is the dovetail and is formed with the connection turn-ups, connection turn-ups fixed connection is in last riser. Further, the reinforcing plate assembly further comprises a pair of upper reinforcing plates, the upper reinforcing plates are respectively arranged at end positions in a triangular area formed by the upper parts of the middle parts of the reinforcing pipes I and the lower main pipe and are respectively and fixedly connected with the reinforcing pipes I and the lower main pipe, the upper reinforcing plates are of triangular structures, and reinforcing flanges are arranged at the edges of the upper reinforcing plates. Further, the reinforcing plate assembly further comprises a pair of lower reinforcing plates, so that the lower reinforcing plates are respectively arranged at end positions in a triangular area formed by the lower parts of the middle parts of the reinforcing pipes I and the lower main pipe and are respectively fixed on the reinforcing pipes I and the lower main pipe, and the cross sections of the lower reinforcing plates are U-shaped; The upper reinforcing plate and the lower reinforcing plate are respectively fixed on two sides of the reinforcing pipe I. Further, the reinforcing plate assembly further comprises a pair of connecting plates I, wherein the connecting plates I are correspondingly arranged near the connecting positions of the upper main pipe and the lower main pipe and are respectively fixed on the upper main pipe and the lower main pipe. Further, the frame also comprises an upper transverse pipe and a lower transverse pipe, the upper main pipe extends backwards and obliquely downwards to form a first bending part, the first bending part extends obliquely downwards and parallel to the vehicle width direction to form a second bending part, and the second bending part extends downwards to be fixedly connected with the upper transverse pipe; The two ends of the upper transverse pipe are respectively provided with a connecting plate II, and the two ends of the lower transverse pipe are respectively connected to the bottom of the connecting plate II; The upper transverse tube is provided with a rear suspension upper connecting plate, and the lower transverse tube is provided with a rear suspension lower connecting plate. Further, the frame further comprises a front suspension connecting plate, the lo