Motorcycle fuel evaporation system

Abstract

The utility model provides a motorcycle fuel evaporation system which comprises a rear fender, a motorcycle frame body is fixedly installed at the top end of the rear fender, an oil tank fixedly connected with the rear fender is arranged in the middle of the motorcycle frame body, and a dumping stop valve, a carbon tank and an electromagnetic valve are sequentially and fixedly installed on the outer ring of the motorcycle frame body. The oil tank and the dumping stop valve, the dumping stop valve and the carbon tank, and the carbon tank and the electromagnetic valve are connected through fuel oil rubber pipelines. According to the utility model, the problem of installation and arrangement of the carbon tank of the two-wheeled vehicle is solved, the compact arrangement of the oil tank, the dumping stop valve, the carbon tank and the electromagnetic valve is realized, the carbon tank is arranged between the oil tank and the electromagnetic valve, the active desorption function of fuel oil is more convenient to realize, the routing of a fuel oil rubber pipe is shortened, and the production cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of motorcycles and relates to a fuel evaporation system for motorcycles. Background Art

[0002] Motorcycle is an important means of transportation. It is light, flexible and fast, and is widely used in patrol, passenger and cargo transportation, etc., among which the motorcycle fuel evaporation system is an important part of the motorcycle.

[0003] The carbon canister layout of the traditional motorcycle fuel evaporation system is generally far away from the electrical components, and the rubber tube routing is long and not compact enough, which not only increases the production cost, but also increases the movement relationship between the fuel rubber tube and the iron parts, increases wear and tear, and affects the service life. Utility Model Content

[0004] The purpose of the utility model is to provide a motorcycle fuel evaporation system to solve the problem proposed in the above background technology that the carbon canister of a traditional two-wheeled vehicle is generally arranged far away from the electrical components, the rubber tube is long and not compact enough, which not only increases the production cost, but also increases the movement relationship between the fuel rubber tube and the iron parts, increases wear and tear, and affects the service life.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a motorcycle fuel evaporation system, including a rear fender, a frame body is fixedly installed on the top of the rear fender, a fuel tank fixedly connected to the rear fender is arranged in the middle of the frame body, a dumping stop valve, a carbon canister and a solenoid valve are fixedly installed on the outer ring of the frame body in sequence, and the fuel tank and the dumping stop valve, the dumping stop valve and the carbon canister, and the carbon canister and the solenoid valve are all connected through a fuel rubber pipe line.

[0006] In the above-mentioned motorcycle fuel evaporation system, a plurality of buffer rubber components are fixedly provided at equal intervals on the outer wall of the fuel tank, and the plurality of buffer rubber components are fixedly connected to the frame body by bolts.

[0007] In the above-mentioned motorcycle fuel evaporation system, a positioning frame is fixedly mounted on the top of the frame body by bolts, and the bottom end of the positioning frame is in contact with one side of the top of the fuel tank.

[0008] In the above-mentioned motorcycle fuel evaporation system, a fuel tank filling hole is provided on the other side of the top of the fuel tank, and the inner thread of the fuel filling hole is connected to the fuel tank cap.

[0009] In the above-mentioned motorcycle fuel evaporation system, the carbon canister is fixedly connected to the frame body by a plastic strap.

[0010] In the above-mentioned motorcycle fuel evaporation system, the bottom ends of the dump stop valve and the solenoid valve are fixedly provided with mounting seats, and the mounting seats are fixedly connected to the rear fender by bolts.

[0011] Compared with the prior art, the utility model has the following advantages: it solves the installation and arrangement problem of the carbon canister of a two-wheeled vehicle, realizes the compact arrangement of the fuel tank, the dumping stop valve, the carbon canister and the solenoid valve, and installs the carbon canister between the fuel tank and the solenoid valve, which makes it easier to realize the active desorption function of the fuel, shortens the routing of the fuel rubber pipe, and reduces the production cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a structural schematic diagram of a motorcycle fuel evaporation system.

[0013] Figure 2 The utility model is a side structural schematic diagram of a motorcycle fuel evaporation system.

[0014] Figure 3 The utility model is a schematic diagram of the structure of a carbon canister of a motorcycle fuel evaporation system.

[0015] In the figure, 1. rear fender; 2. frame body; 3. positioning frame; 4. fuel tank; 5. buffer rubber assembly; 6. solenoid valve; 7. carbon canister; 8. fuel rubber hose; 9. dump stop valve. DETAILED DESCRIPTION

[0016] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0017] like Figure 1-3 As shown, the utility model is a motorcycle fuel evaporation system, comprising a rear fender 1, a frame body 2 is fixedly installed on the top of the rear fender 1, a fuel tank 4 fixedly connected to the rear fender 1 is arranged in the middle of the frame body 2, a dumping stop valve 9, a carbon canister 7 and a solenoid valve 6 are fixedly installed on the outer ring of the frame body 2 in sequence, and the fuel tank 4 and the dumping stop valve 9, the dumping stop valve 9 and the carbon canister 7, and the carbon canister 7 and the solenoid valve 6 are all connected through a fuel rubber pipe 8.

[0018] Specifically, the installation and arrangement problem of the carbon canister 7 of a two-wheeled vehicle is solved, and the compact arrangement of the fuel tank 4, the dump stop valve 9, the carbon canister 7, and the solenoid valve 6 is achieved.

[0019] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model is a motorcycle fuel evaporation system, a plurality of buffer rubber components 5 are fixedly provided on the outer wall of the fuel tank 4 at equal intervals, and the plurality of buffer rubber components 5 are fixedly connected to the frame body 2 by bolts.

[0020] Specifically, by providing the buffer rubber assembly 5 , it is convenient to fix the oil tank 4 to the frame body 2 through the buffer rubber assembly 5 .

[0021] A positioning frame 3 is fixedly mounted on the top of the frame body 2 by bolts, and the bottom end of the positioning frame 3 is in contact with one side of the top of the oil tank 4.

[0022] Specifically, by providing the positioning frame 3 , the stability of the installation of the oil tank 4 is increased.

[0023] A fuel filling hole is provided on the other side of the top of the fuel tank 4, and a fuel tank cap is connected to the inner thread of the fuel filling hole.

[0024] Specifically, the oil filling hole is provided to facilitate the injection of lubricating oil into the oil tank 4 .

[0025] The carbon canister 7 is fixedly connected to the vehicle frame body 2 via a plastic strap.

[0026] Specifically, the carbon canister 7 is conveniently limited and fixed by means of the plastic strap.

[0027] The bottom ends of the dump stop valve 9 and the solenoid valve 6 are both fixedly provided with mounting seats, which are fixedly connected to the rear fender 1 by bolts.

[0028] Specifically, by providing the mounting seat, the firmness of the dump stop valve 9 and the solenoid valve 6 is increased.

[0029] In the specific implementation, a compact arrangement of the carbon canister 7 is adopted, and the fuel tank 4, the dump stop valve 9, the carbon canister 7, and the solenoid valve 6 are arranged in order, which solves the installation and arrangement problem of the carbon canister 7 of the two-wheeled vehicle, and realizes the compact arrangement of the fuel tank 4, the dump stop valve 9, the carbon canister 7, and the solenoid valve 6. Plastic straps are used to fix them at equal distances, and the arrangement is neat, avoiding the movement relationship with iron parts, reducing the risk of wiring harness wear, and through the overall spatial arrangement, the length of the fuel rubber tube 8 is greatly shortened, so that the active desorption efficiency of the fuel in the carbon canister 7 is improved.

[0030] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A motorcycle fuel evaporation system, comprising a rear fender (1), a frame body (2) fixedly mounted on the top of the rear fender (1), a fuel tank (4) fixedly connected to the rear fender (1) arranged in the middle of the frame body (2), characterized in that: The outer ring of the frame body (2) is fixedly mounted with a dumping stop valve (9), a carbon canister (7) and a solenoid valve (6) in sequence, and the fuel tank (4) and the dumping stop valve (9), the dumping stop valve (9) and the carbon canister (7), and the carbon canister (7) and the solenoid valve (6) are all connected via a fuel rubber pipe (8).

2. A motorcycle fuel evaporation system according to claim 1, characterized in that: A plurality of buffer rubber components (5) are fixedly provided at equal intervals on the outer wall of the oil tank (4), and the plurality of buffer rubber components (5) are fixedly connected to the vehicle frame body (2) via bolts.

3. A motorcycle fuel evaporation system according to claim 2, characterized in that: A positioning frame (3) is fixedly mounted on the top end of the vehicle frame body (2) by means of bolts, and the bottom end of the positioning frame (3) is in contact with one side of the top end of the oil tank (4).

4. A motorcycle fuel evaporation system according to claim 3, characterized in that: A fuel filling hole is provided on the other side of the top of the fuel tank (4), and a fuel tank cap is threadedly connected to the inner part of the fuel filling hole.

5. A motorcycle fuel evaporation system according to claim 1, characterized in that: The carbon canister (7) is fixedly connected to the vehicle frame body (2) via a plastic binding strap.

6. A motorcycle fuel evaporation system according to claim 1, characterized in that: The bottom ends of the dump stop valve (9) and the solenoid valve (6) are both fixedly provided with mounting seats, and the mounting seats are fixedly connected to the rear fender (1) via bolts.

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