JP2017007440A - Earth member for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an earth member for a vehicle capable of eliminating conflict in wiring space against a wiring harness, and assuring a wide space in a cabin.SOLUTION: An earth member 50 for a vehicle which is, among a cabin structure members, fixed to a floor panel 32 that defines a cabin space. It includes a body part 51 which is conductive and is extended on a surface opposite to a surface on a cabin space side in the floor panel 32, and a connection part 52 which is conductive and is extended from the body part 51. The connection part 52 connects an auxiliary unit mounted on a vehicle or a negative electrode of a battery to the body part 51.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a vehicle earth member.

  Conventionally, in a vehicle, in order to connect a negative terminal of an installed battery and an electrical component, a so-called body ground is provided to connect the negative terminal of the battery and a metal vehicle body and connect the electrical component and the vehicle body. It was broken. However, in recent years, there are cases where the vehicle body is manufactured using a non-metallic material, and in such a case, instead of performing the body grounding, a grounding material for connecting the battery and the electrical component is provided. (For example, refer to Patent Document 1).

JP 2009-184611 A

  By the way, since the ground routing material may be routed in the same route as the wire harness routed in the vehicle and may compete with the routing space, it is necessary to secure a large routing space. This sometimes narrows the interior space.

  This invention is made in view of the situation mentioned above, The objective is to eliminate the competition of a wiring space with a wire harness, and to provide the vehicle grounding member which can ensure wide interior space. It is aimed.

In order to achieve the above-mentioned object, the vehicle ground member according to the present invention is characterized by the following (1) to (5).
(1) A vehicle grounding member that is fixed to a wall portion that defines a passenger compartment space among the passenger compartment structural members,
A main body having conductivity, installed on a surface opposite to the surface on the vehicle compartment space side of the wall portion;
A conductive connection portion extending from the main body, and
The connection portion connects an electrical component mounted on a vehicle or a negative electrode of a power source to the main body. The vehicle ground member.
(2) The connection portion penetrates the wall portion, and a part of the connection portion protrudes toward the vehicle interior space side,
The vehicle ground member according to (1), wherein a negative electrode of the electrical component and a part of the connection portion are located on the vehicle interior space side.
(3) The grounding member for vehicles according to (2), wherein the connecting portion is supported by the wall portion, whereby the main body portion is fixed to the wall portion.
(4) The vehicle ground member according to any one of (1) to (3), wherein the wall portion is a bottom wall that constitutes a floor of the passenger compartment among the passenger compartment structural members.
(5) The casing structural member is a cylindrical member, and a part of a peripheral wall forming the cylindrical member is a wall portion that defines the casing space,
The vehicle main body member according to any one of (1) to (3), wherein the main body portion is routed in the cylindrical member.

In the vehicle earth member configured as described in (1) above, the vehicle body is manufactured using a non-metallic material such as a carbon fiber composite material by connecting the negative electrode of the power source and the negative electrode of the auxiliary machine to the connecting portion. Even if it exists, the negative electrode of a power supply and the negative electrode of an auxiliary machine can be connected, and earth | ground can be ensured easily.
In addition, it is fixed to the wall part that defines the passenger compartment space in the vehicle body, and is installed on the surface of the wall part opposite to the passenger compartment space side. Thus, it is possible to suppress overhanging toward the passenger compartment side, thereby ensuring a large passenger compartment space.
In the vehicle grounding member having the configuration (2), the connection portion penetrates the wall portion, a part of the connection portion protrudes toward the passenger compartment space, and the negative electrode of the auxiliary machine and a part of the connection portion are in the passenger compartment space. Since it is located on the side, the connection work between the connection portion and the negative electrode of the auxiliary machine can be easily performed.
In the vehicle earth member configured as described in (3) above, the main body can be easily fixed to the wall by supporting the connecting portion on the wall.
In the vehicle ground member having the configuration (4), the vehicle ground member is assembled to the bottom wall constituting the floor of the passenger compartment, so that it can be routed without being disturbed by protruding toward the passenger compartment space.
In the vehicle grounding member having the above configuration (5), it is fixed to a part of the peripheral wall of the cylindrical member that defines the vehicle interior space in the vehicle body, and is installed on the surface of the peripheral wall opposite to the surface on the vehicle interior space side. Therefore, the competition of the wiring space with the wire harness routed to the vehicle body is eliminated, and the overhang to the vehicle compartment side is suppressed, thereby ensuring a wide vehicle compartment space.
Moreover, since it is wired in the cylindrical member, the main-body part can be protected without using a special protective member.

  ADVANTAGE OF THE INVENTION According to this invention, the competition of the wiring space with a wire harness can be eliminated, and the vehicle grounding member which can ensure wide interior space can be provided.

  The present invention has been briefly described above. Further, the details of the present invention will be further clarified by reading through a mode for carrying out the invention described below (hereinafter referred to as “embodiment”) with reference to the accompanying drawings. .

FIG. 1 is a diagram illustrating a schematic configuration of an automobile including a vehicle earth member according to the first embodiment. FIG. 2 is a cross-sectional view of the floor portion on which the vehicle ground member according to the first embodiment is assembled. FIG. 3 is a partial cross-sectional view of the floor portion on which the vehicle ground member according to the first embodiment is assembled. FIG. 4 is a perspective view of a floor portion on which the vehicle ground member according to the first embodiment is assembled. FIG. 5 is a cross-sectional view of the floor portion for explaining the electromagnetic wave shielding effect by the vehicle ground member. FIG. 6 is a perspective view of the wiring location of the wire harness when the ground wiring material is used. FIG. 7 is a perspective view of a wiring harness wiring location when a vehicle grounding member is used. FIG. 8 is a cross-sectional view of the floor portion showing another fixing structure of the vehicle ground member. FIG. 9 is a cross-sectional view of the floor portion showing another fixing structure of the vehicle ground member. FIG. 10 is a cross-sectional view of the floor portion showing a modification of the vehicle grounding member. FIG. 11 is a cross-sectional view of a floor portion showing a modified example of the vehicle grounding member. FIG. 12 is a cross-sectional view of the floor portion on which the vehicle ground member according to the second embodiment is assembled. FIG. 13 is a partial cross-sectional view of the floor portion on which the vehicle ground member according to the second embodiment is assembled. FIG. 14 is a perspective view of the floor portion on which the vehicle ground member according to the second embodiment is assembled. FIG. 15 is a diagram illustrating a schematic configuration of an automobile including the vehicle ground member according to the third embodiment.

  Specific embodiments relating to the present invention will be described below with reference to the drawings.

(First embodiment)
First, the first embodiment will be described.
FIG. 1 is a diagram illustrating a schematic configuration of an automobile including a vehicle earth member according to the first embodiment. FIG. 2 is a cross-sectional view of the floor portion on which the vehicle ground member according to the first embodiment is assembled. FIG. 3 is a partial cross-sectional view of the floor portion on which the vehicle ground member according to the first embodiment is assembled. FIG. 4 is a perspective view of a floor portion on which the vehicle ground member according to the first embodiment is assembled. FIG. 5 is a cross-sectional view of the floor portion for explaining the electromagnetic wave shielding effect by the vehicle ground member. FIG. 6 is a perspective view of the wiring location of the wire harness when the ground wiring material is used. FIG. 7 is a perspective view of a wiring harness wiring location when a vehicle grounding member is used.

  As shown in FIG. 1, an automobile 1 as a vehicle includes a vehicle body 2, a battery 3, a plurality of electrical components (hereinafter sometimes referred to as an auxiliary machine) 4, a vehicle earth member 50, Tire 6.

  The battery 3 is provided in front of the vehicle body 2 and supplies power to the plurality of auxiliary machines 4. The battery 3 is connected to the vehicle ground member 50 by a conductive member 7 such as a conductive wire or a bus bar, for example. The vehicle grounding member 50 electrically connects the battery 3 and the auxiliary machine 4. The vehicle grounding member 50 is disposed on the floor 23 of the vehicle body 2.

  The plurality of auxiliary machines 4 refers to devices and systems that can be driven by the power of the battery 3, and examples include devices such as air conditioners, car audio systems, wipers, headlights, blinkers, starters, power windows, and horns. The type is arbitrary. The plurality of auxiliary machines 4 need to be connected to the battery 3 and connected to the negative electrode of the battery 3. Each auxiliary machine 4 is provided in every part of the vehicle body 2 such as a vehicle compartment S, a roof 22, a floor 23, a trunk 24, a front door main body and a rear door main body (not shown), which are spaces where passengers board. In FIG. 1, the auxiliary machine 4 is provided in the passenger compartment S.

  The auxiliary machine 4 has a ground wire 41, one end of which is connected to the auxiliary machine 4 and the other end is connected to the vehicle ground member 50. The auxiliary machine 4 is connected to the negative electrode of the battery 3 through the vehicle ground member 50 by connecting the ground wire 41 to the vehicle ground member 50.

  As shown in FIGS. 2 to 4, the floor 23 of the vehicle body 2 includes a cylindrical side sill 31 provided in the front-rear direction on the side of the vehicle body 2, and a floor panel 32 provided between the side sills 31. have. The side sill 31 and the floor panel 32 are compartment structural members that form a compartment structure together with a ceiling wall 35 and a partition wall 36, which will be described later, and a part of the peripheral wall 31a of the side sill 31, the floor panel 32, the ceiling wall 35, and the partition wall. 36 faces the passenger compartment space.

  The vehicle grounding member 50 has a main body 51 formed in a plate shape and a connection 52 extending from one surface of the main body 51. The vehicle grounding member 50 is made of, for example, a conductive material such as copper or a copper alloy, and the main body 51 and the connection 52 are both conductive. The connection part 52 is a stud bolt having a male screw. The vehicle ground member 50 is fixed to the floor panel 32 in a state where the main body 51 is installed on a surface opposite to the surface on the vehicle compartment space side.

  Hole portions 32a penetrating the front and back are formed in the floor panel 32, and the connection portions 52 of the vehicle earth member 50 are fitted into these hole portions 32a, and a part of the front end side thereof is a floor panel. 32 is protruded to the passenger compartment space side which is the passenger compartment S side. For example, a nut (not shown) is fastened to the connection portion 52 protruding to the vehicle compartment S side from the vehicle compartment S side, so that the vehicle ground member 50 is connected to the vehicle compartment S in the floor panel 32. It is assembled on the opposite side. The connection part 52 fitted in the hole 32a of the floor panel 32 has a part on the front end side that penetrates the floor panel 32 and protrudes toward the passenger compartment space. A ground wire 41 extending from the auxiliary machine 4 is connected to the connection portion 52. Specifically, the terminal provided on the ground wire 41 is fastened and fixed to the connection portion 52 with a nut, whereby the negative electrode of the auxiliary machine 4 is connected to the connection portion 52, and the negative electrode of the auxiliary machine 4 and one of the connection portions 52 are connected. The part is located on the vehicle interior space side. As a result, the auxiliary machine 4 is electrically connected to the main body 51 of the negative electrode. In addition, the battery 3 has the conductive member 7 connected to the negative electrode thereof connected to the connection portion 52, and the negative electrode of the battery 3 is also electrically connected to the main body 51.

  In the automobile 1 provided with the vehicle ground member 50 as described above, as shown in FIG. 5, the external electromagnetic wave E is blocked by the vehicle ground member 50, and the intrusion into the passenger compartment S is suppressed.

  Thus, according to the vehicle earth member 50 according to the present embodiment, the vehicle body 2 is made of a non-metal such as a carbon fiber composite material by connecting the negative electrode of the battery 3 and the negative electrode of the auxiliary machine 4 to the connection portion 52. Even if it is a case where it manufactures using material, the negative electrode of the battery 3 and the negative electrode of the auxiliary machine 4 can be connected, and earth | ground can be ensured easily.

  Here, as shown in FIG. 6, the harness-shaped ground routing material A used when the vehicle body 2 is manufactured from a non-metallic material has a common wiring harness W / H routed to the vehicle body 2. Arranged in the search space. Therefore, in this case, the wiring space of the wire harness W / H and the wiring space of the ground wiring material A may compete and project toward the vehicle interior S, thereby narrowing the vehicle interior space.

  On the other hand, according to the vehicle grounding member 50 according to the present embodiment, as shown in FIG. 7, the vehicle grounding member 50 is fixed to the floor panel 32 that is a wall portion that defines the passenger compartment space in the vehicle body 2. 32 is installed on the surface opposite to the surface on the side of the passenger compartment space, so that there is no competition of the wiring space with the wire harness W / H routed on the vehicle body 2 and the overhang to the passenger compartment S side is suppressed. Thereby, a vehicle interior space can be ensured widely.

  In particular, since it is assembled to the floor panel 32 that constitutes the bottom wall of the floor 23, it can be routed without projecting to the vehicle interior space side.

  Further, even if the vehicle body 2 is made of a non-metal, the external electromagnetic wave E is blocked by the plate-shaped main body 51 and the intrusion into the vehicle compartment S is suppressed by assembling the vehicle grounding member 50 to the vehicle body 2. be able to. Moreover, since the freedom degree of a routing route increases, it can be easy to provide the connection place of the negative electrode of the auxiliary machine 4 or the battery 3 in arbitrary positions.

  Further, since the connecting portion 52 penetrates the floor panel 32, a part of the connecting portion 52 protrudes toward the passenger compartment space side, and the negative electrode of the auxiliary machine 4 and a part of the connecting portion 52 are located on the passenger compartment space side. The connection work of the part 52 and the negative electrode of the auxiliary machine 4 can be easily performed.

  Moreover, the main body 51 can be easily fixed to the floor panel 32 by supporting the connecting portion 52 on the floor panel 32.

  However, when assembling to the floor panel 32, it is preferable to protect the lower surface side of the main body 51 of the vehicle grounding member 50 assembled to the floor panel 32 with a protective sheet in order to protect it from stones scattered from the road surface. .

  In the above embodiment, the case where the battery 3 and the negative terminal of the auxiliary machine 4 are connected to the connecting portion 52 made of the stud bolt by fastening with a nut has been described as an example. You may connect the negative electrode of the battery 3 and the auxiliary machine 4 to the connection part 52 using the connector etc. which can be connected.

  Further, the structure for fixing the vehicle earth member 50 to the floor panel 32 is not limited to the structure that supports the connecting portion 52 to the floor panel 32 as long as sufficient fixing strength is obtained.

8 and 9 are cross-sectional views of the floor portion showing other fixing structures of the vehicle grounding member, respectively.
For example, as shown in FIG. 8, the main body 51 of the vehicle grounding member 50 may be bonded and fixed to the floor panel 32 with an adhesive member 61 such as an adhesive or a double-sided adhesive tape. Further, as shown in FIG. 9, a locking claw 62 may be formed at the edge of the floor panel 32, and the main body 51 of the vehicle grounding member 50 may be locked and fixed to the locking claw 62.

Further, the vehicle grounding member 50 may be divided and installed according to the importance of the auxiliary machine 4.
Here, the grounding member 50 for vehicles which concerns on the modification which has the structure divided | segmented is demonstrated.
FIG.10 and FIG.11 is sectional drawing of the floor part which shows the modification of the ground member for vehicles, respectively.

  As shown in FIG. 10, the vehicle grounding member 50 includes a high importance grounding member 50 a to which a high importance accessory 4 such as a hazard lamp or a horn is connected, for example, an in-seat switch, a buckle switch, or the like. Are divided into a normal importance ground member 50b to which the auxiliary machine 4 of normal importance is connected. In this case, the insulating layer 55 is interposed between the high importance grounding member 50a and the normal importance grounding member 50b, and the high importance grounding member 50a is assembled to the floor panel 32 with the side facing the floor panel 32. In this way, the high importance ground member 50a is sandwiched and protected between the floor panel 32, the insulating layer 55, and the normal importance ground member 50b.

  Further, as shown in FIG. 11, the high importance ground member 50a may be assembled to the floor panel 32 as a structure in which the periphery of the high importance ground member 50a is covered with the insulating layer 55 and the normal importance ground member 50b. In this way, the high importance ground member 50a is covered and protected by the insulating layer 55 and the normal importance ground member 50b.

(Second Embodiment)
Next, the vehicle ground member according to the second embodiment will be described.
In addition, the same component as 1st Embodiment attaches | subjects the same code | symbol, and abbreviate | omits description.

  FIG. 12 is a cross-sectional view of the floor portion on which the vehicle ground member according to the second embodiment is assembled. FIG. 13 is a partial cross-sectional view of the floor portion on which the vehicle ground member according to the second embodiment is assembled. FIG. 14 is a perspective view of the floor portion on which the vehicle ground member according to the second embodiment is assembled.

  As shown in FIGS. 12 to 14, the vehicle grounding member 70 according to the second embodiment includes a main body 71 formed in a rod shape and a stud bolt extending from one surface of the main body 71. And a connecting portion 72. The vehicle grounding member 70 is made of, for example, a conductive material such as copper or a copper alloy, and the main body 71 and the connection 72 are both conductive. The vehicle ground member 70 is routed in a cylindrical side sill 31 constituting the floor 23. The side sill 31 has a part of the upper side of the peripheral wall 31a as a wall part that defines a passenger compartment space, and the vehicle ground member 70 has a main body part 71 fixed to a part of the upper side of the peripheral wall 31a. Has been.

  The peripheral wall 31a of the side sill 31 is formed with holes 31b penetrating the front and back. The hole 31b is fitted with a connection portion 72 of the vehicle grounding member 70, and a part of the tip side thereof is formed. It penetrates the peripheral wall 31a and protrudes toward the passenger compartment space, which is the passenger compartment S side. For example, a nut (not shown) is fastened to the connecting portion 72 protruding to the vehicle interior space side from the vehicle interior S side, whereby the vehicle ground member 70 is supported in the side sill 31. . A connector 73 is attached to the connection portion 72, and the ground wire 41 extending from the auxiliary machine 4 is connected to the connector 73. Thus, the auxiliary machine 4 is connected to the main body 71 with the negative electrode connected to the connection 72. In addition, the conductive member 7 connected to the negative electrode of the battery 3 is also connected to the connector 73 provided in the connection portion 72, and the negative electrode of the battery 3 is also electrically connected to the main body portion 71.

  As described above, also in the case of the vehicle grounding member 70 according to the second embodiment, the vehicle body 2 is made of a non-carbon fiber composite material or the like by connecting the negative electrode of the battery 3 and the negative electrode of the auxiliary machine 4 to the connection portion 72. Even when it is manufactured using a metal material, the negative electrode of the battery 3 and the negative electrode of the auxiliary machine 4 can be connected to easily secure the ground.

  In addition, it is fixed to a part of the peripheral wall 31a of the side sill 31 that defines the vehicle interior space in the vehicle body 2, and is installed on the surface of the peripheral wall 31a opposite to the surface on the vehicle interior space side. The competition of the wiring space with the wire harness W / H to be performed is eliminated, and the overhang to the vehicle interior S side is suppressed, thereby ensuring a wide vehicle interior space.

  The vehicle ground member 70 according to the second embodiment is routed in the side sill 31 that is a cylindrical member. Therefore, it can protect without using a special protection member. Therefore, the negative electrode of the auxiliary machine 4 having high importance is connected to the vehicle ground member 70 and wired in the side sill 31, and the negative electrode of the auxiliary machine 4 having normal importance is assembled to the floor panel 32. It is preferable to connect.

(Third embodiment)
Next, the vehicle ground member according to the third embodiment will be described.
In addition, the same component as 1st Embodiment attaches | subjects the same code | symbol, and abbreviate | omits description.

  FIG. 15 is a diagram illustrating a schematic configuration of an automobile including the vehicle ground member according to the third embodiment.

  As shown in FIG. 15, the vehicle ground member 80 according to the third embodiment includes a main body portion 81 formed in a plate shape and a connecting portion including a stud bolt extending from one surface of the main body portion 81. 82.

  As shown in FIGS. 12 to 14, the vehicle grounding member 80 according to the second embodiment includes a plate-shaped main body 81 and a connection portion 82 extending from one surface of the main body 81. And have. The vehicle grounding member 80 is made of, for example, a conductive material such as copper or a copper alloy, and both the main body 81 and the connecting portion 82 have conductivity. The vehicle ground member 80 is assembled to the ceiling wall 35 constituting the ceiling and the partition wall 36 separating the vehicle compartment S and the engine room. The vehicle grounding member 80 is fixed to the ceiling wall 35 and the partition wall 36 in a state where the main body 81 is installed on a surface opposite to the surface on the passenger compartment space side.

  The ceiling wall 35 and the partition wall 36 are formed with holes (not shown) penetrating the front and back surfaces. The hole 82 is fitted with a connecting portion 82 of a vehicle earth member 80 on the front end side. A part penetrates the ceiling wall 35 and the partition wall 36 and protrudes toward the passenger compartment space side which is the passenger compartment S side. For example, a nut (not shown) is fastened to the connection portion 82 protruding to the vehicle compartment S side from the vehicle compartment S side, so that the vehicle ground member 80 is connected to the vehicle in the ceiling wall 35 and the partition wall 36. It is assembled on the surface opposite to the chamber S. The connecting portion 82 that penetrates the ceiling wall 35 and the partition wall 36 and protrudes toward the passenger compartment S is connected to the negative electrode of the auxiliary machine 4, whereby the auxiliary machine 4 is electrically connected to the main body 81. The The battery 3 is also electrically connected to the main body 81 via the connecting portion 82 with the conductive member 7 connected to the negative electrode. In addition, since the design material is installed along the wall surface forming the vehicle compartment space such as the ceiling wall 35 and the partition wall 36 in the vehicle compartment space, the connection portion 82 of the vehicle earth member 80 is directly connected to the eyes of the passenger. It protrudes between places which are not touched, for example, the ceiling wall 35 or the partition wall 36, and the design material.

  As described above, also in the case of the vehicle grounding member 80 according to the third embodiment, the vehicle body 2 is made of a non-carbon fiber composite material or the like by connecting the negative electrode of the battery 3 and the negative electrode of the auxiliary machine 4 to the connection portion 82. Even when it is manufactured using a metal material, the negative electrode of the battery 3 and the negative electrode of the auxiliary machine 4 can be connected to easily secure the ground.

  Further, it is fixed to the ceiling wall 35 and the partition wall 36 which are walls defining the passenger compartment space in the vehicle body 2, and is installed on the surface of the ceiling wall 35 and the partition wall 36 on the opposite side to the surface on the passenger compartment side. Therefore, the competition of the wiring space with the wire harness W / H wired in the vehicle body 2 is eliminated, and the overhang to the vehicle compartment S side is suppressed, and thereby a vehicle compartment space can be secured widely.

  Further, even if the vehicle body 2 is made of a non-metal, the external electromagnetic wave E is blocked by the plate-shaped main body portion 81 and the intrusion into the passenger compartment S is suppressed by assembling the vehicle grounding member 80 to the vehicle body 2. Can do.

  In addition, this invention is not limited to embodiment mentioned above, A deformation | transformation, improvement, etc. are possible suitably. In addition, the material, shape, dimensions, number, arrangement location, and the like of each component in the above-described embodiment are arbitrary and are not limited as long as the present invention can be achieved.

Here, the features of the above-described embodiment of the vehicle ground member according to the present invention are summarized and listed in the following [1] to [5], respectively.
[1] A vehicle grounding member (50, 70, 80) fixed to a wall portion (floor panel 32, peripheral wall 31a of side sill 31, ceiling wall 35, partition wall 36) of the vehicle compartment structural member. ) And
A conductive main body (51, 71, 81) installed on a surface of the wall opposite to the surface on the vehicle compartment space side;
A conductive connecting portion (52, 72, 82) extending from the main body,
The connection part connects a negative electrode of an electrical component (auxiliary machine 4) or a power supply (battery 3) mounted on a vehicle and the main body part. A vehicle earth member.
[2] The connecting portion penetrates the wall portion, and a part of the connecting portion protrudes toward the vehicle interior space side.
The vehicle ground member according to [1], wherein a negative electrode of the electrical component and a part of the connection portion are located on the vehicle interior space side.
[3] The vehicle ground member according to [2], wherein the main body portion is fixed to the wall portion by the connection portion being supported by the wall portion.
[4] The wall portion is a bottom wall (floor panel 32) constituting a floor (floor 23) of the compartment (S) among the compartment structural members. [1] to [3 ] The grounding member for vehicles in any one of.
[5] The casing structural member is a cylindrical member (side sill 31), and a part of the peripheral wall (31a) forming the cylindrical member is a wall portion that defines the casing space,
The vehicle main body member according to any one of [1] to [3], wherein the main body portion is routed in the cylindrical member.

3 Battery (Power)
4 Auxiliary machines (electrical parts)
23 floors
31 Side sill (tubular member)
31a Perimeter wall (wall)
32 Floor panel (wall, bottom wall)
35 Ceiling wall (wall)
36 Bulkhead (wall)
50, 70, 80 Ground member for vehicle 51, 71, 81 Main body 52, 72, 82 Connection portion S Car compartment

Claims (5)

A vehicle grounding member that is fixed to a wall portion that defines a passenger compartment space among the passenger compartment structural members,
A main body having conductivity, installed on a surface opposite to the surface on the vehicle compartment space side of the wall portion;
A conductive connection portion extending from the main body, and
The connection portion connects an electrical component mounted on a vehicle or a negative electrode of a power source to the main body. The vehicle ground member. The connecting portion penetrates the wall portion, and a part of the connecting portion protrudes toward the passenger compartment space;
The vehicle grounding member according to claim 1, wherein a negative electrode of the electrical component and a part of the connection portion are located on the vehicle interior space side. The vehicle grounding member according to claim 2, wherein the main body is fixed to the wall by the connection being supported by the wall. The vehicle ground member according to any one of claims 1 to 3, wherein the wall portion is a bottom wall that constitutes a floor of a passenger compartment among the passenger compartment structural members. The casing structural member is a cylindrical member, and a part of the peripheral wall forming the cylindrical member is a wall portion that defines the casing space,
The vehicle main body member according to any one of claims 1 to 3, wherein the main body portion is routed in the cylindrical member.

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