CN204150169U - A kind of fuel tank installing structure of motor bike - Google Patents

Abstract

The utility model discloses a fuel tank installation structure of a motorcycle, which comprises a vehicle frame, a rear mudguard arranged at the tail of the vehicle frame, and a fuel tank located between the vehicle frame and the rear mudguard. The left and right tailgate brackets and the first installation position are arranged on the board. The left and right tailgate brackets are provided with vehicle frame connecting holes connected with the vehicle frame, and fuel tanks are also arranged on the left and right tailgate brackets. Install lugs, the fuel tank is pre-assembled on the rear fender through the fuel tank mounting lugs and the first installation position; the fuel tank is provided with a second In the installation position, the rear fender is connected and fixed on the vehicle frame through the second installation position and the connection hole of the vehicle frame. The utility model has a simple and compact structure, and achieves a good balance in improving the rigidity of the vehicle frame and assembly efficiency.

Description

A motorcycle fuel tank installation structure

technical field

The utility model relates to a motorcycle, in particular to a fuel tank installation structure on the motorcycle.

Background technique

Motorcycles are loved by consumers because of their beautiful appearance, convenience in getting on and off, and the compactness of the vehicle. Motorcycles generally include a frame and a rear fender arranged at the rear of the frame. Due to the limitations of the motorcycle's own structure, the fuel tank of some models is arranged between the frame and the rear fender. The fuel tank of this structure There are two traditional installation methods, the first one is as shown in Figure 1~2, the fuel tank 3 is directly installed on the fixed installation point on the frame 1, after installation, the fuel tank 3 becomes a part of the frame structure, which can help Due to the improvement of the rigidity of the frame, the rear fender 2 and the fuel tank 3 are installed on the frame 1 independently of each other. This installation method is generally installed on the frame from top to bottom. The impact is greater, and because the fuel tank 3 is not pre-assembled with the rear fender 2, its assembly efficiency is not high; the second installation method is shown in Figure 3~4, the fuel tank 3 is pre-installed on the rear fender 2 , and then install the pre-assembled components on the frame 1 through the rear fender 2. Because the fuel tank 3 and the rear fender 2 are pre-assembled in this installation method, the overall assembly efficiency is high, but because the fuel tank 3 cannot be Part of the frame structure and therefore cannot contribute to the increase in frame stiffness.

Therefore, the fuel tank installation structure in the traditional technology is difficult to achieve a balance in improving the rigidity of the vehicle frame and assembly efficiency, and needs to be further improved and optimized.

Utility model content

In order to overcome the deficiencies of the prior art above, the utility model provides a motorcycle fuel tank installation structure, which has a simple and compact structure, and finds a good balance in improving the rigidity of the frame and assembling efficiency.

The technical scheme that the utility model solves its technical problem adopts is:

A motorcycle fuel tank installation structure, comprising a frame, a rear fender arranged at the rear of the frame, and a fuel tank between the frame and the rear fender, the rear fender is provided with a left , the right tailgate bracket and the first installation position, the left and right tailgate brackets are provided with frame connection holes connected with the frame, and the left and right tailgate brackets are also provided with fuel tank installation lugs, so The fuel tank is pre-assembled on the rear fender through the fuel tank mounting lug and the first mounting position; the fuel tank is provided with a second mounting position connected to the vehicle frame, and the rear bumper The fender is connected and fixed on the vehicle frame through the second installation position and the connection hole of the vehicle frame.

As an improvement of the above technical solution, the rear fender includes a fender front body approximately directly above the rear wheel and a tail lift approximately behind the rear wheel, and the left and right tailgate brackets are arranged on the fender At the turning joint between the front body of the panel and the tail lifter, the first installation position and the second installation position are respectively arranged at the front end of the rear fender and the fuel tank.

As a further improvement of the above technical solution, the first installation position is a socket provided on the rear fender, and an insertion piece is correspondingly provided on the fuel tank, and the insertion piece is inserted into the socket during pre-assembly.

Further, the left and right tailgate brackets respectively include a wing plate, the lower end of the wing plate extends rearward to form an extension, the end of the extension portion extends toward the vehicle width direction to form a web, and the rear fender There are first vertical ears and second vertical ears respectively attached to the wing plate and the web, and the wing plate and the first vertical ear, and the web and the second vertical ear are connected and installed by screws.

Further, the fuel tank is attached to the mounting lug of the fuel tank through the flange provided thereon and connected by screws, the second mounting position is also a flange structure, and the fuel tank includes an upper shell and a lower shell, The flange and the second installation position are arranged on the parting line of the upper and lower shells.

The beneficial effects of the utility model are: adopting the utility model with the above-mentioned structure, the fuel tank is pre-assembled on the rear fender through the fuel tank installation lug and the first installation position, and the rear fender passes through the second The installation position and the frame connection holes on the left and right tailgate brackets are connected and fixed on the frame. While realizing the pre-assembly of the fuel tank and the rear fender to improve the assembly efficiency, the fuel tank can be connected with the frame and become a A part of the frame structure is conducive to the improvement of the rigidity of the frame. The utility model has achieved a good balance in the improvement of the rigidity of the frame and the assembly efficiency. The structure is simple, the installation is convenient, the implementation cost is low, and the installation direction of the fuel tank From bottom to top, the overall layout of the vehicle frame is more flexible, and the installation structure can be widely used in the installation of fuel tanks on various motorcycles.

Description of drawings

Fig. 1 is the exploded schematic diagram that fuel tank is directly installed on the vehicle frame in the traditional technology;

Fig. 2 is the assembly diagram of Fig. 1;

Fig. 3 is the exploded schematic view of being installed on the vehicle frame after the fuel tank and the rear fender are pre-assembled in the conventional technology;

Fig. 4 is the assembly diagram of Fig. 3;

Figure 5 is an exploded schematic diagram of the installation of the tailgate bracket on the rear fender in the utility model;

Fig. 6 is the assembly diagram of Fig. 5;

Fig. 7 is the installation exploded diagram of fuel tank and rear fender in the utility model;

Fig. 8 is the assembly diagram of Fig. 7;

Fig. 9 is an exploded schematic diagram of installation on the vehicle frame of the pre-assembly composed of the fuel tank and the rear fender in the present invention;

Fig. 10 is a schematic structural view of the utility model.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail. In addition, directions such as front, rear, left, and right in the following description are the same as the directions of the vehicle unless otherwise specified. Referring to Fig. 10, the arrow FR in the figure indicates the front of the vehicle, and the arrow RH indicates the right side of the vehicle.

Specifically referring to Fig. 3 ~ Fig. 10, the fuel tank installation structure of a kind of motorcycle of the present utility model comprises vehicle frame 1, the rear fender 2 that is arranged at the rear of vehicle frame 1, and is positioned at vehicle frame 1 and rear fender 2 between the fuel tank 3, the rear fender 2 is provided with a left tailgate bracket 41, a right tailgate bracket 42 and a first installation position 5, and the left and right tailgate brackets 41, 42 are provided with The frame connection hole 43 connected with the vehicle frame 1 is also provided with fuel tank mounting lugs 6 on the left and right tailgate brackets 41 and 42, and the fuel tank mounting lugs 6 can be formed or welded on the left and right tailgate brackets. 41 and 42, the fuel tank 3 is pre-assembled on the rear fender 2 through the fuel tank installation lug 6 and the first installation position 5 to form a pre-assembly; the fuel tank 3 A second installation position 31 connected to the vehicle frame 1 is provided, and the rear fender 2 is connected and fixed on the vehicle frame 1 through the second installation position 31 and the vehicle frame connection hole 43 .

As a known rear fender, it generally includes a front body 21 of the fender roughly positioned directly above the rear wheel and a tail 22 roughly positioned behind the rear wheel. In this embodiment, the left and right The tailgate brackets 41 and 42 are arranged at the joints of the fender front body 21 and the tail lifter 22, and the first installation position 5 and the second installation location 31 are respectively arranged at the front ends of the rear fender 2 and the fuel tank 3 This structure is beneficial to the mutual assembly between the fuel tank 3, the rear fender 2 and the vehicle frame 1, and the installation is stable and reliable.

In this embodiment, preferably, the first installation position 5 is a socket provided on the rear fender 2, and the fuel tank 3 is correspondingly provided with an insertion piece 32, and the insertion piece 32 is inserted into the In the socket, this structure is convenient for the pre-installation of the fuel tank 3 and the rear fender 2, which is convenient and fast, and the connection is reliable. Of course, the first installation position 5 may also use a screw structure or a buckle structure.

In order to realize the multi-point positioning and installation of the rear fender 2, the left and right tailgate brackets 41, 42 respectively include a wing plate 44, and the lower end of the wing plate 44 extends backward to form an extension portion 45, and the extension The end of the part 45 extends toward the vehicle width direction (ie, the left and right direction) to form a web 46, and the rear fender 2 is provided with a first vertical ear 23 and a second vertical ear 23 respectively fitted with the wing 44 and the web 46. Ear 24, the wing plate 44 and the first vertical ear 23, the web 46 and the second vertical ear 24 are connected and installed by screws. During the process, the rear fender 2 is not easy to loosen, and the connection is safer and more reliable.

In the above embodiment, preferably, the fuel tank 3 fits the fuel tank mounting lug 6 through the flange 33 provided thereon and is connected by screws, and the second mounting position 31 is also a flange structure. The fuel tank 3 includes an upper shell 34 and a lower shell 35 , and the flange 33 and the second mounting position 31 are arranged on the parting line of the upper and lower shells 34 , 35 .

In the utility model adopting the above-mentioned structure, the fuel tank 3 is pre-assembled on the rear fender 2 through the fuel tank installation lug 6 and the first installation position 5, and the rear fender 2 is assembled on the rear fender 2 through the second installation position 31 and the left and right The vehicle frame connecting holes 43 on the tailgate brackets 41, 42 are connected and fixed on the vehicle frame 1. While realizing the pre-assembly of the fuel tank 3 and the rear fender 2 to improve the assembly efficiency, the fuel tank 3 can be connected to the vehicle frame 1. It is connected and becomes a part of the frame structure, which is beneficial to the improvement of the rigidity of the frame. The utility model has achieved a good balance in the improvement of the rigidity of the frame and the assembly efficiency, the structure is simple, the installation is convenient, the implementation cost is low, and the fuel consumption The installation direction of the box 3 is from bottom to top, so that the overall arrangement of the vehicle frame 1 is more flexible. This installation structure can be widely used in the installation of fuel tanks on various motorcycles.

The above is only a preferred embodiment of the utility model, but the utility model is not limited to the above-mentioned embodiment, as long as it achieves the technical effect of the utility model by any same or similar means, it should fall into the scope of the utility model within the scope of protection.

Claims (5)

1. A fuel tank installation structure of a motorcycle, comprising a vehicle frame, a rear fender arranged at the rear of the frame, and a fuel tank positioned between the vehicle frame and the rear fender, characterized in that: the rear fender Left and right tailgate brackets and the first installation position are arranged on the mud plate, and the vehicle frame connection holes connected with the vehicle frame are arranged on the left and right tailgate brackets, and fuel oil tanks are also arranged on the left and right tailgate brackets. Tank mounting lug, the fuel tank is pre-assembled on the rear fender through the fuel tank mounting lug and the first installation position; the fuel tank is provided with a second Two installation positions, the rear fender is connected and fixed on the vehicle frame through the second installation position and the connection hole of the vehicle frame. 2. The fuel tank installation structure of a motorcycle according to claim 1, wherein the rear fender includes a front body of the fender roughly positioned directly above the rear wheel and a front body roughly positioned behind the rear wheel. The tail lifter, the left and right tailgate brackets are arranged at the turning connection between the front body of the fender and the tail lifter, and the first installation position and the second installation position are respectively arranged at the front end of the rear fender and the fuel tank department. 3. The fuel tank installation structure of a motorcycle according to claim 2, characterized in that: the first installation position is a socket provided on the rear fender; During assembly, the insert is inserted into the socket. 4. The fuel tank installation structure of a motorcycle according to claim 1, 2 or 3, wherein the left and right tailgate brackets respectively include a wing plate, and the lower end of the wing plate extends backward An extension part is formed, and the end of the extension part extends toward the vehicle width direction to form a web, and the rear fender is provided with a first vertical ear and a second vertical ear respectively attached to the wing plate and the web. The wing plate and the first vertical ear, and the web and the second vertical ear are connected and installed by screws. 5. The fuel tank installation structure of a motorcycle according to claim 4, characterized in that: the fuel tank is attached to the fuel tank installation lug through the flange provided thereon and connected by screws, and the second The mounting position is also a flange structure, and the fuel tank includes an upper shell and a lower shell, and the flange and the second mounting position are arranged on the parting line of the upper and lower shells.