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Air intake system arrangement structure for saddle riding type vehicle

A straddle-type vehicle and configuration structure technology, which is applied to the configuration structure field of the air intake system, can solve the problems such as the size restriction of the air intake system components, and achieve the effects of preventing the spanning space from becoming smaller, realizing miniaturization, and preventing redundancy.

Active Publication Date: 2015-04-08
HONDA MOTOR CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] However, when the air intake system component passes between the front fork extending to the side of the head pipe and the head pipe as in the structure of Patent Document 1, the size of the air intake system component is restricted by the front fork. question

Method used

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  • Air intake system arrangement structure for saddle riding type vehicle
  • Air intake system arrangement structure for saddle riding type vehicle
  • Air intake system arrangement structure for saddle riding type vehicle

Examples

Experimental program
Comparison scheme
Effect test

no. 1 approach

[0051] figure 1 2 shows a motorcycle 1 as a straddle-type vehicle to which the configuration according to the first embodiment of the present invention is applied. First, a rotatable front wheel 2 is provided at the front of the motorcycle 1 , and a front fender 3 is provided above the front wheel 2 . Above the front fender 3, a handle 4 for turning the front wheel 2 is provided, and the handle 4 is arranged on the upper part of the steering shaft 7, which is supported by the head pipe 6 formed at the front end of the vehicle frame 5 so as to be able to rotate.

[0052] A plate-shaped lower bridge 8 extending left and right is provided on the lower portion of the steering shaft 7 , and upper ends of a pair of left and right front forks 9 , which rotatably support the front wheel 2 at the lower portion, are fixed to the left and right ends of the lower bridge 8 . That is, the front fork 9 is positioned below the head pipe 6 .

[0053] The vehicle frame 5 is provided with: a ...

no. 2 approach

[0079] Next, a second embodiment of the present invention will be described. Figure 9 The upper surface of the motorcycle 50 according to this embodiment is shown in . In addition, below, the same code|symbol is attached|subjected to the same part as 1st Embodiment, and description is abbreviate|omitted, and it demonstrates centering on the difference from 1st Embodiment.

[0080] Such as Figure 9 As shown, on the rear left side of the air cleaner case 28 , a bulging portion 28B similar to that of the first embodiment bulging toward the rear is formed, and a connecting pipe 51 is connected to the rear surface of the bulging portion 28B. The connecting pipe 51 passes through the left side of the head pipe 6 and passes above the left front fork 9 .

[0081] Here, if by Figure 9 As clearly shown, in the present embodiment, the connection pipe 51 passes through the side of the head pipe 6 on the inside of the outer end 8A of the lower bridge 8 and on the inside of the outer ...

no. 3 approach

[0086] Next, a third embodiment of the present invention will be described. Figure 10 ~ Figure 12 The left side, the upper surface, and the right side of the motorcycle 60 which concerns on this embodiment are shown in . In addition, below, the same code|symbol is attached|subjected to the same part as 1st Embodiment, and description is abbreviate|omitted, and it demonstrates centering on the difference from 1st Embodiment.

[0087] In this embodiment, the engine 12 is a carburetor type, the motorcycle 60 is provided with an air cleaner 61, a connecting pipe 62, and a carburetor 63, and the air cleaner 61, the connecting pipe 62, and the carburetor 63 form the suction system. On the rear left side of the air cleaner case 64 of the air cleaner 61 , a bulging portion 64B bulging rearward and an extended bulging portion 66 extending rearward from the bulging portion 64B are integrally formed. Furthermore, the air cleaner 61 includes: an air cleaner cover 65 detachably attached...

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Abstract

Provided is an intake system arrangement structure for a saddle riding type vehicle, wherein a front fork is disposed below a head pipe, and a connecting tube extending from an air cleaner disposed in front of the head pipe passes through the side of the head pipe and passes above the front fork.

Description

technical field [0001] The present invention relates to an arrangement structure of an air intake system of straddle-type vehicles such as motorcycles. Background technique [0002] As such a technique, the technique disclosed in Patent Document 1 has been conventionally known. The structure related to this patent document 1 is that, in a motorcycle, an air cleaner is arranged in front of the head pipe, and a connecting pipe extending from the air cleaner, which is one of the components of the air intake system, passes through the head pipe. Between the fork and the engine that extends behind the head tube. [0003] prior art literature [0004] patent documents [0005] Patent Document 1: Japanese Patent Application Laid-Open No. 11-303699 [0006] The problem to be solved by the invention [0007] However, when the air intake system component passes between the front fork extending to the side of the head pipe and the head pipe as in the structure of Patent Document 1...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F02M35/16
CPCF02M35/162B62J37/00F02M35/04B62K11/04
Inventor 金塚征志工东隆夫今野阳小笠原诚
Owner HONDA MOTOR CO LTD