JPH0687337A - Auxiliary equipment arrangement structure in the engine room - Google Patents

Abstract

(57) [Summary] [Purpose] Auxiliary equipment installed in the engine room should prevent the impact absorption performance from being deteriorated at the time of a collision, and should prevent water from adhering to electrical components, which is one of the auxiliary equipment. Be able to prevent it. A front frame 6 extending in the front-rear direction of a vehicle body in an engine compartment 1 is provided with bump portions 7, 7 ... Which absorb a shock at the time of a vehicle body collision due to deformation of the front frame 6, and the front frame In the auxiliary equipment arranging structure in the engine room, in which the relay box 4 which is a rigid body is arranged so as to straddle the contact portions 7, 7, ... A bracket 8 made of synthetic resin for mounting an air cleaner 2 which is a component other than the relay box 4 is supported at a position straddling the sliding portions 7, 7, ... And the relay box 4 is arranged on the bracket 8. Moreover, the air cleaner 2 is positioned above the relay box 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary machine arrangement structure in an engine room, and more particularly to an auxiliary machine arrangement structure on a frame extending in the longitudinal direction of a vehicle body in the engine room.

[0002]

2. Description of the Related Art In the engine room of an automobile, auxiliary machines such as an air cleaner, a battery, and electric components (for example, a relay box) are arranged. The arrangement structure of these auxiliary machines is the engine room. Since the space inside is limited, various measures have been conventionally made.

For example, as disclosed in Japanese Utility Model Laid-Open No. 13824/1990, an air cleaner and a battery are arranged on a front frame extending in the front-rear direction of a vehicle body in an engine room, and a side of an intake duct connected to the air cleaner. There is one in which electrical components such as a relay box are arranged.

[0004]

By the way, in general, a front frame arranged in an engine room has a slip portion (in other words, a reduced strength) which is deformed at the time of a vehicle body collision and absorbs an impact at the time of the vehicle collision. Part) will be provided. The impact absorption by the slippery portion acts to prevent the front frame from retreating in the event of a collision and rearwardly deforming the dash panel that separates the engine room from the vehicle compartment. is there.

However, when the air cleaner and the battery are arranged on the front frame as in the above-mentioned known example, the air cleaner and the battery may be fixed so as to straddle the sliding portion provided on the front frame. Then, at the time of a collision, the air cleaner and the battery, which are rigid bodies, may hinder the deformation of the sliding portion, and the impact absorbing performance may be deteriorated. Therefore, it is necessary to provide a special means such as providing a slippery portion other than the air cleaner and the battery disposition portion or strengthening the rigidity of the dash panel.

[0006] Further, there is a demand that electric parts such as a relay box are not wet with water so that it is preferable to dispose them in a place where splashed water to the engine room is not exposed. If it is arranged on the side, water contained in the air flow sucked into the intake duct may adhere to the electrical components.

The present invention has been made in view of the above points, and prevents the auxiliary equipment arranged in the engine room from lowering the shock absorbing performance at the time of collision, and is one of the auxiliary equipment. It is intended to prevent water from adhering to the electric component.

[0008]

According to a first aspect of the present invention, as a means for solving the above-mentioned problems, a frame member extending in the front-rear direction of a vehicle body in an engine room is deformed to cause a collision of the vehicle body. In the auxiliary equipment arranging structure in the engine room, in which an electric component which is a rigid body is arranged so as to straddle the tsubo part while forming a tsubo part that absorbs the impact of On the frame member, a bracket made of synthetic resin for mounting other components other than the electrical component is supported at a position straddling the sliding portion, and the electrical component is arranged on the bracket and above the electrical component. The other parts are located in the above position.

According to a second aspect of the present invention, as a means for solving the above-mentioned problems, in the auxiliary equipment arranging structure in the engine room according to the first aspect, the bracket is provided with a concave portion in which an electric component is to be arranged. The recess is provided and is surrounded by a vertical wall that prevents the splash of water from the outside of the engine room.

According to a third aspect of the present invention, as means for solving the above-mentioned problems, in the auxiliary equipment arrangement structure in the engine room according to the first or second aspect, the electrical component is fixed to the bracket, and The bracket is elastically supported with respect to the frame member.

[0011]

According to the first aspect of the invention, the following actions can be obtained by the above means.

That is, in a frame member extending in the front-rear direction of the vehicle body in the engine room, a synthetic resin for mounting another component (for example, an air cleaner) so as to straddle a deformation-allowed joint portion formed on the frame member. Since the bracket made of metal is supported and the electric component is arranged on the bracket, even if the rigid electric component and other components are arranged on the frame member, at the time of a vehicle collision, , The synthetic resin bracket will be damaged at the same time as the frame member is deformed,
The shock absorption at the time of collision will not be reduced. Also,
Since the other components cover the electrical components,
The splashed water that enters the engine room is prevented from adhering to the electrical components.

According to the invention of claim 2, the following effects can be obtained by the above means.

That is, since the electrical components are arranged in the recess surrounded by the vertical wall for preventing the invasion of splashed water,
Water can be more reliably prevented from adhering to the electrical components.

According to the third aspect of the invention, the following effects can be obtained by the above means.

That is, it is possible to reduce the vibration transmission between the electric component and the other component (for example, the air cleaner) covering the electric component and the frame member as much as possible.

[0017]

According to the invention of claim 1, in the frame member extending in the front-rear direction of the vehicle body in the engine room, another component (for example, a straddle portion formed on the frame member for allowing deformation) is crossed. , An air cleaner) to support a bracket made of synthetic resin for mounting the electrical component on the bracket,
Even if the structure is such that the rigid electrical components and other components are arranged on the frame member, during the collision of the vehicle body, the bracket made of synthetic resin is damaged at the same time as the deformation of the frame member, and the shock absorption at the time of collision Therefore, there is an excellent effect that the rearward deformation of the dash panel due to the retreat of the front frame can be prevented.

According to the first aspect of the invention, since the upper part of the electrical component is covered with another component (for example, an air cleaner), the splashed water entering the engine room can be supplied to the electrical component. Adhesion is effectively prevented,
There is an excellent effect that it is possible to prevent breakdown of electrical components due to water wetting.

According to the second aspect of the present invention, the electric component is arranged in the recess surrounded by the vertical wall for preventing the invasion of splashed water, so that the water is more reliably attached to the electric component. Therefore, there is an excellent effect that it is possible to more surely prevent the failure of the electric component due to the water getting wet. Also,
There is an excellent effect that accessories can be compactly arranged in the engine room.

According to the third aspect of the present invention, since the electric component is fixed to the bracket and the bracket is elastically supported with respect to the frame member, the electric component and another component for covering the electric component (for example, Vibration transmission between the air cleaner) and the frame member can be reduced as much as possible, and there is an excellent effect that it greatly contributes to reduction of operating noise caused by vibration and suppression of adverse effects on electrical components and the like.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in FIGS. 1 to 4, in the engine room 1 formed in the front part of the vehicle body, an air cleaner 2,
A battery 3, a relay box 4, which is an electrical component, a fuse box 5, and the like are arranged.

In the case of the present embodiment, the frame members on the left and right sides in the engine room 1 extend in the vehicle front-rear direction.
The air cleaner 2 and the battery 3 are disposed on one side of the front frame 6, 6, for example. In addition, the front frame 6 is provided with bump portions 7, 7 ... Which absorb the impact at the time of a vehicle body collision due to the deformation of the front frame 6. The slip section 7
Is to facilitate buckling deformation of a part of the front frame 6, and in the present embodiment, it is obtained by forming a recessed part in a part of the front frame 6, but instead of the recessed part, a hole is formed. Can also be

The air cleaner 2 is substantially laterally oriented with respect to a synthetic resin bracket 8 which is elastically supported at two front and rear portions of the front frame 6 which straddle the sliding portions 7, 7 ,. It is fixed in a parallel posture). In the present embodiment, the intake duct 2a of the air cleaner 2 has a space between the wheel apron 15 and the front fender panel 17 through an opening 16 formed in a wheel apron 15 that forms a side wall of the engine room 1. It is projected to the part. Reference numeral 18 is a suspension tower, 21 is a shroud upper member, 2
2 is a bumper.

The bracket 8 has a substantially rectangular shape,
At the front and rear portions thereof, substantially horizontal mounting pieces 9 and 9 for elastically supporting the front and rear of the sliding portions 7 and 7 of the front frame 6 are integrally provided. Each mounting piece 9
Are attached to the front frame 6 by fasteners (for example, bolts) 11 with the anti-vibration rubber 10 interposed between the front frame 6 and the front frame 6.

Further, mounting seats 12, 12 having an inverted U-shaped cross section for mounting the air cleaner 2 are integrally provided upright at positions on the bracket 8 adjacent to the mounting pieces 9, 9.

Mounting legs 13 and 13 projecting from the front and rear sides of the air cleaner 2 are attached to the mounting seats 12 and 12 in a rigid manner via fasteners 14 as appropriate.

Therefore, the central portion of the bracket 8 is
A concave portion 19 having a substantially rectangular shape for arranging the relay box 4 is formed, and a vertical wall 20 for preventing invasion of splashed water from the outside of the engine room 1 is integrally formed outside the concave portion 19 in the vehicle radiation direction. It is installed upright. The inside of the bracket 8 in the radial direction of the vehicle is used as a lead wire outlet from the relay box 4.

At the four corners of the recess 19, there are mounting legs 4a, 4a ...
The mounting seats 19a, 19a ... For fixing the parts are formed (see FIG. 4).

That is, the relay box 4 is fixed on the bracket 8 which is elastically supported at a position on the front frame 6 straddling the contact portion, and the air cleaner 2 is mounted on the bracket 8 while being positioned above the relay box 4. On the other hand, it is supposed to be fixed.

The battery 3 includes a front frame 6
It is attached to the front frame 6 via a bracket (not shown) at a position rearward of the air cleaner attachment portion in.

The fuse box 5 is attached to a front position of the suspension tower 18 in the wheel apron 15.

With the above-described structure, when the relay box 4 and the air cleaner 2 which are rigid bodies are arranged on the front frame 6, the rigid body parts are arranged so as to straddle the sliding portions 7, 7, ... Of the front frame 6. Since it is arranged on the bracket 8 made of synthetic resin, the bracket 8 is prevented from being damaged at the same time as the deformation of the front frame 6 at the time of collision of the vehicle body, and the shock absorption at the time of collision is prevented from being lowered. It Therefore, it is possible to prevent the rearward deformation of the dash panel due to the retreat of the front frame 6 during a vehicle collision. Moreover, the relay box 4 has the recess 19 formed in the center of the bracket 8.
Since it is arranged inside, auxiliary machines (for example, the air cleaner 2 and the relay box 4 etc.) can be arranged compactly inside the engine room 1.

Further, since the air cleaner 2 covers the upper side of the relay box 4 and the recess 19 in which the relay box 4 is disposed is surrounded by the vertical wall 20, the splashed water entering the engine room 1 is scattered. Adhesion to the relay box 4 is effectively prevented, and failure of the relay box 4 due to water wetting can be prevented.

Further, the relay box 4 is attached to the bracket 8
Since the bracket 8 is elastically supported with respect to the front frame 6, the vibration transmission between the relay box 4 and the air cleaner 2 covering the relay box 4 and the front frame 6 is possible. As a result, it is possible to reduce the operating noise caused by the vibration and suppress the adverse effect on the relay box 4.

The invention of the present application is not limited to the configuration of the above-mentioned embodiment, and it goes without saying that the design can be appropriately changed without departing from the scope of the invention.

[Brief description of drawings]

FIG. 1 is a plan view showing an auxiliary equipment arrangement structure in an engine room according to an embodiment of the present invention.

FIG. 2 is a front view showing an auxiliary equipment arrangement structure in the engine room according to the embodiment of the present invention.

FIG. 3 is a side view showing an auxiliary machine arrangement structure in the engine room according to the embodiment of the present invention.

FIG. 4 is an enlarged plan view of a bracket portion in the auxiliary machine arrangement structure in the engine room according to the embodiment of the present invention.

[Explanation of symbols]

1 is the engine room, 2 is other parts (air cleaner), 4
Is an electrical component (relay box), 6 is a frame member (front frame), 7 is a sliding portion, 8 is a bracket, 9 is a mounting piece, 10 is a rubber cushion, 12 is a mounting seat, 13 is a mounting leg, and 19 is a recess. , 20 is a vertical wall.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Katsutoshi Shimada 3-1, Shinchi, Fuchu-cho, Aki-gun, Hiroshima Prefecture Mazda Motor Corporation

Claims (3)

[Claims] 1. A frame member extending in the front-rear direction of a vehicle body in an engine room is provided with a slip portion that absorbs a shock at the time of a vehicle body collision due to the deformation of the frame member. In the auxiliary equipment arranging structure in the engine room, in which the electric component which is a rigid body is arranged so as to straddle the contact portion, on the frame member, a synthetic resin for attaching a component other than the electric component is attached. In the engine room, the bracket is supported at a position straddling the sliding portion, the electric component is arranged on the bracket, and the other component is positioned above the electric component. Auxiliary equipment arrangement structure. 2. The bracket is provided with a recess in which an electrical component is to be placed, and the recess is surrounded by a vertical wall for preventing intrusion of splashed water from outside the engine room. The auxiliary machine arrangement structure in the engine room according to claim 1. 3. The auxiliary equipment in the engine room according to claim 1 or 2, wherein the electrical component is fixed to the bracket, and the bracket is elastically supported with respect to the frame member. Arrangement structure.