JP7374561B2 - Grommet mounting structure - Google Patents

Description

The present invention relates to a grommet attachment structure for attaching a grommet for protecting electric wires to a panel.

Conventionally, grommets made of a flexible material such as rubber have been used to protect electric wires passing through a through-hole provided in a metal panel of a vehicle from the inner periphery of the through-hole. (For example, see Patent Document 1.)

Some of these grommets are formed into a cylindrical shape with a bottom, and the bottom wall of the grommet is passed through the wire in close contact with the electric wire, and the opening edge of the peripheral wall is pressed against the peripheral surface of the through-hole in the panel and is in close contact with the wire. There are some that can be attached to panels. Such a grommet can protect the electric wire passing through the through hole of the panel and suppress the intrusion of water or the like from the through hole.

Unexamined Japanese Patent Publication No. 2015-100247

Here, a hard protector may be provided to protect the flexible grommet attached to the panel. When using such a protector, the work often involves attaching a grommet to the panel while routing the electric wires, and then covering the grommet with the protector while avoiding the electric wires. Such work may place a burden on the worker who conducts the work of wiring the electric wires.

Therefore, the present invention has focused on the above-mentioned problems, and an object of the present invention is to provide a grommet mounting structure that can protect the grommet with a protector while reducing the work load and attaching the grommet to a panel.

In order to solve the above problem, the grommet mounting structure is formed into a cylindrical shape with a bottom that is more flexible than the panel to which it is attached and has a through hole for the electric wire to pass through, and the bottom wall of the grommet mounting structure is in close contact with the electric wire. a grommet that allows the electric wire to pass through the through hole while protecting the electric wire, with the opening edge of the peripheral wall pressed against and in close contact with the peripheral surface of the through hole in the panel; The grommet is covered with the grommet from the side opposite to the panel side to protect the grommet, and is formed into an open box shape that is harder than the grommet, and has an abutting part that abuts the bottom wall of the grommet on the inside thereof. The protector provided and the abutment part abut against the bottom wall to fix the protector placed over the grommet to the panel, and the open end of the peripheral wall of the grommet via the abutment part. It is characterized by comprising a fixing member that presses the edge against the peripheral surface of the panel to bring it into close contact.

According to the grommet mounting structure described above, by fixing the protector placed over the grommet to the panel with the fixing member, the opening edge of the grommet can be attached to the surrounding surface of the electric wire through hole in the panel via the abutting part of the protector. Can be installed closely. That is, it is possible to fix the protector and attach the grommet to the panel at the same time. In this way, according to the above-described grommet attachment structure, the grommet can be attached to the panel while protecting the grommet with the protector while reducing the work load.

FIG. 1 is a perspective view of a grommet attachment structure according to an embodiment, viewed from the side of a panel to which a grommet is attached. FIG. 2 is an exploded perspective view of the grommet mounting structure shown in FIG. 1. FIG. In the grommet attachment structure shown in FIGS. 1 and 2, it is a diagram showing how the grommet is attached to the panel by fixing the protector to the panel with the fixing member.

Hereinafter, one embodiment of a grommet attachment structure will be described.

FIG. 1 is a perspective view of a grommet mounting structure according to one embodiment, viewed from the side of a panel to which a grommet is attached, and FIG. 2 is an exploded perspective view of the grommet mounting structure shown in FIG. 1. .

A grommet attachment structure 1 shown in FIGS. 1 and 2 is a structure in which a grommet 10 for protecting electric wires 2 mounted on a vehicle and routed is attached to a panel P10. This grommet attachment structure 1 includes a grommet 10, a protector 20, a fixing member 30, a connecting member 40, and a grommet inner 50.

The panel P10 is a metal panel constituting the vehicle body, and is provided with a circular through hole P11 for passing the electric wire 2 through and a screw hole P12 for fixing the protector 20. A through hole P11 for the electric wire 2 is provided with a large diameter, and two screw holes P12 are provided so as to sandwich this large diameter through hole P11 therebetween.

The grommet 10 is made of a resin such as rubber that is more flexible than the panel P10, supports two bundles of electric wires 2, and allows them to pass through the through hole P11 while protecting them from the inner peripheral edge P111 of the through hole P11 of the panel P10. . The grommet 10 is formed into a cylindrical shape with a bottom, and the bottom wall 11 of the grommet 10 is passed through the two bundles of electric wires 2 while being in close contact with the two bundles. As shown in FIG. 3 to be referred to later, the bottom wall 11 is provided with cylindrical tube portions 12 through which the bundle of electric wires 2 passes through the bottom wall 11 at two locations and integrally with the bottom wall 11. It is being Each bundle of electric wires 2 is inserted into each tube portion 12 and supported in a state in which the annular lip provided on the inner peripheral surface of the bundle is in close contact with the bundle. Moreover, the opening edge 131 of the peripheral wall 13 of the grommet 10 is attached to the panel P10 in a state in which it is pressed against the peripheral surface P13 of the through hole P11 in the panel P10 and in close contact with it. In addition to protecting the electric wires 2, the grommet 10 also plays the role of suppressing the intrusion of water and the like from the through hole P11 by adhering to the bundle of electric wires 2 and adhering to the peripheral surface P13 of the through hole P11.

The protector 20 is a member that is placed over the grommet 10 from the side opposite to the panel P10 side to protect the grommet 10 while avoiding the electric wires 2. The protector 20 is made of resin that is harder than the grommet and is shaped like an open box. This protector 20 has two guide parts, a first electric wire guide part 22 and a second electric wire guide part 23, extending in two directions from a substantially cylindrical side wall 211 of a bottomed cylindrical main body case part 21 that houses the grommet 10. It has a pronounced shape. The first electric wire guide portion 22 is a gutter-shaped portion having a substantially C-shaped cross section with the panel P10 side being open, and having substantially the same depth as the main body case portion 21. The side wall 211 of the main body case part 21 has a cylindrical shape with a part opened, and the gutter-shaped first electric wire guide part 22 has a pair of side walls continuous with the open part of the side wall 211, and the main body case part The bottom wall extends from the main body case portion 21 so as to be continuous with the bottom wall 212 of the main body case portion 21 . The first electric wire guide section 22 guides the thick bundle of electric wires 2 that has passed through the tube portion 12 of the grommet 10 to the side opposite to the panel P10. The second electric wire guide part 23 is a protruding part having a substantially L-shaped cross section and narrower than the first electric wire guide part 22, and is provided on the side wall 211 of the main body case part 21 to extend a thin bundle of electric wires 2. It extends from the main body case part 21 so as to be connected to the bottom side of the notch 211a. The notch 211a is provided on the opposite side of the side wall 211 from the first wire guide portion 22, and the second wire guide portion 23 extends from the notch 211a in a direction substantially opposite to the first wire guide portion 22. The thin bundle of electric wires 2 that has passed through the notch 211a in the side wall 211 is guided in that direction.

Further, the protector 20 is provided with a contact portion 24 on the inner side thereof, which contacts the bottom wall 11 of the grommet 10 from the side opposite to the panel P10 side. The contact portions 24 are provided at two locations near the first wire guide portion 22 with a gap therebetween through which the thick bundle of wires 2 heading toward the first wire guide portion 22 is passed. Each contact portion 24 has a shelf-like shape having a flat step portion 241 that extends inwardly and perpendicular to the side wall 211 of the main body case portion 21, and a side portion 242 that hangs down from the step portion 241 to the bottom wall 212. The step portion 241 contacts the bottom wall 11 of the grommet 10.

The protector 20 also has two flanges, a first mounting flange 25 and a second mounting flange 26, which protrude from the outer surface of the side wall 211 of the main body case portion 21 near the edge on the panel P10 side so as to face the panel P10. It is provided. The first mounting flange 25 and the second mounting flange 26 protrude from the outer surface of the side wall 211 in substantially opposite directions. A circular mounting hole 251 is formed in the first mounting flange 25 for fixing the protector 20 to the panel P10 with a bolt, which will be described later, as a fixing member 30. Further, the second mounting flange 26 has an oblong mounting hole 261 for fixing the protector 20 to the panel P10 with a bolt as the fixing member 30 while absorbing a dimensional deviation from the two screw holes P12 in the panel P10. is formed.

The fixing member 30 is two bolts whose abutting portions 24 abut against the bottom wall 11 of the grommet 10 to fix the protector 20 placed over the grommet 10 to the panel P10. One bolt as the fixing member 30 passes through the first mounting flange 25 and the panel P10 to fasten and fix them together, and another bolt passes through the second mounting flange 26 and the panel P10 to fasten them together. Fasten and fix. Specifically, one bolt passes through the circular attachment hole 251 of the first attachment flange 25 and is screwed into one screw hole P12 in the panel P10. In addition, another bolt passes through the oblong attachment hole 261 of the second attachment flange 26 and is screwed into the other screw hole P12 in the panel P10 while absorbing the dimensional deviation.

The connecting member 40 is a member that connects the grommet 10 and the protector 20 placed over the grommet 10 to each other. Here, in order to contribute to this connection, a first connection rib 14 in which a first connection hole 141 is provided is formed to protrude from the outer surface of the peripheral wall 13 of the grommet 10. Three first connecting ribs 14 are arranged on the outer surface of the peripheral wall 13 of the grommet 10 in the circumferential direction of the peripheral wall 13 . Further, the inner surface of the side wall 211 of the main body case portion 21 of the protector 20 overlaps with the first connecting rib 14 when the protector 20 is placed on the grommet 10 and the abutting portion 24 abuts against the bottom wall 11 of the grommet 10. The second connecting rib 27 is formed to protrude. Three second connecting ribs 27 are arranged on the inner surface of the side wall 211 of the protector 20 so as to correspond one-to-one to the three first connecting ribs 14 . Each second connection rib 27 is provided with a second connection hole 271, and each second connection rib 27 is configured to communicate with each first connection rib 14 while the first connection hole 141 and second connection hole 271 communicate with each other. They are formed so that they overlap.

The connecting member 40 connects the grommet 10 and the protector 20 to each other by fastening the first connecting rib 14 and the second connecting rib 27 while penetrating the first connecting hole 141 and the second connecting hole 271 that communicate with each other. It is a fastening band. This fastening band as the connecting member 40 fastens the three first connecting ribs 14 and the three second connecting ribs 27 in the circumferential direction of the peripheral wall 13 of the grommet 10, as shown by arrow D11 in FIG. .

The grommet inner 50 is a member that restricts deformation of the grommet 10 from the inside, and is formed in a cylindrical shape that is harder than the grommet 10 so as to face the inner surface of the peripheral wall 13 in the grommet 10. is inserted so as to protrude in the axial direction D12. Then, the protruding portion 51 of the grommet inner 50 from the grommet 10 passes through the through hole P11 of the panel P10 to the side opposite to the grommet 10, and is engaged with the inner peripheral edge P111 of the through hole P11 from the opposite side. A locking pawl 52 is provided. The locking pawl 52 is a cantilever whose free end protrudes radially outward from the inner grommet 50, with the tip end of the protruding portion 51 serving as a fixed end. When the protruding portion 51 passes through the through-hole P11, the cantilever bends inward, causing the locking claw 52 to pass through the through-hole P11, and when it passes through the through-hole P11, it returns to its position and locks at the locked location on the inner peripheral edge P111. Locks at P112. The protruding portion 51 of the inner grommet 50 is provided with three such locking claws 52 arranged in the circumferential direction, and these three locking claws 52 lock into the three locked locations P112. It looks like this.

In the grommet attachment structure 1 described above, the grommet 10 is attached to the panel P10 by fixing the protector 20 to the panel P10 using the fixing member 30.

FIG. 3 is a diagram showing how the grommet is attached to the panel by fixing the protector to the panel with a fixing member in the grommet attachment structure shown in FIGS. 1 and 2. FIG. In FIG. 3, a cross section of the protector 20 is taken along a cross section passing through the two contact parts 24 so that it can be seen that the two contact parts 24 of the protector 20 are in contact with the bottom wall 11 of the grommet 10. Shown in the figure.

As shown in FIG. 3, in the grommet mounting structure 1, the protector 20 connected to the grommet 10 by the connecting member 40 is fixed to the panel P10 by two bolts as the fixing member 30. At this time, as the bolt passes through the first mounting flange 25 and the second mounting flange 26 and is screwed into the screw hole P12, the protector 20 is pressed against the panel P10. Then, in accordance with the movement of the protector 20, the bottom wall 11 of the grommet 10 is pushed up by the abutting portion 24, and as a result, the opening edge 131 of the peripheral wall 13 of the grommet 10 is pushed up against the peripheral surface P13 of the through hole P11 in the panel P10. They will be pressed against each other and will be in close contact with each other. Also, at this time, the protruding portion 51 of the grommet inner 50 from the grommet 10 is pushed into the through hole P11, and the three locking claws 52 mentioned above pass through the through hole P11 and the three covers at the inner peripheral edge P111 of the through hole P11. It is locked at the locking point P112. The attachment of the grommet 10 to the panel P10 is completed when the opening edge 131 of the peripheral wall 13 of the grommet 10 comes into close contact with the peripheral surface P13 and the locking claw 52 locks into the locked portion P112.

According to this embodiment, the protector 20 placed over the grommet 10 is fixed to the panel P10 by the fixing member 30. With this fixing, the opening edge 131 of the grommet 10 can be attached to the panel P10 in close contact with the peripheral surface P13 of the through hole P11 of the electric wire 2 through the contact portion 24 of the protector 20. That is, fixing of the protector 20 and attachment of the grommet 10 to the panel P10 can be performed at the same time. As described above, according to the present embodiment, the grommet 10 can be attached to the panel P10 while protecting the grommet 10 with the protector 20 while reducing the burden on the work.

Here, in this embodiment, the fixing member 30 fixes the protector 20 connected to the grommet 10 by the connecting member 40 to the panel P10. According to this configuration, the protector 20 is fixed to the panel P10 with the grommet 10 positioned with respect to the protector 20 by the connecting member 40. This positioning restricts the movement of the grommet 10 inside the protector 20 while the protector 20 is being fixed, so that the work load can be reduced while maintaining the wiring state of the electric wires 2 inside the protector 20. I can do it.

Further, in this embodiment, the connecting member 40 is a fastening band, and fastens the first connecting rib 14 and the second connecting rib 27 while passing through the first connecting hole 141 and the second connecting hole 271 that communicate with each other. This connects the grommet 10 and protector 20 to each other. According to this configuration, the grommet 10 and the protector 20 can be connected to each other by a simple operation of fastening the first connecting rib 14 and the second connecting rib 27 using the fastening band as the connecting member 40. The work load can be further reduced.

Further, in this embodiment, three first connecting ribs 14 are arranged in the circumferential direction of the peripheral wall 13, and three second connecting ribs 27 are arranged in one-to-one correspondence with the three first connecting ribs 14. They are arranged and provided. The fastening band serving as the connecting member 40 fastens the three first connecting ribs 14 and the three second connecting ribs 27 in the circumferential direction of the peripheral wall 13. According to this configuration, the grommet 10 and the protector 20 can be firmly connected by fastening the three first connecting ribs 14 and the three second connecting ribs 27 with the fastening band.

Moreover, in this embodiment, two contact parts 24 in the protector 20 are provided inside the protector 20 while avoiding the wiring route of the electric wire 2. According to this configuration, the opening edge 131 of the peripheral wall 13 in the grommet 10 is pressed in a stable posture to the peripheral surface P13 of the through hole P11 in the panel P10 through the two abutting portions 24 provided, and brought into close contact. I can do it.

Further, in this embodiment, the protector 20 is provided with a first mounting flange 25 and a second mounting flange 26, and the fixing member 30 is a bolt that fastens and fixes each of these two mounting flanges and the panel P10. . According to this configuration, the grommet 10 can be attached via the protector 20 with good workability of fastening and fixing each of the two attachment flanges and the panel P10 with bolts.

Furthermore, in this embodiment, the fixing member 30 pushes the protruding portion 51 of the grommet inner 50 from the grommet 10 into the through hole P11 so that the locking claw 52 locks on the inner peripheral edge P111 of the through hole P11. Then, the opening edge 131 of the grommet 10 is pressed against the peripheral surface P13 of the panel P10 to bring it into close contact. According to this configuration, deformation of the grommet 10 is suppressed via the grommet inner 50, and the grommet 10 can be firmly attached to the panel P10 via the locking claw 52 of the grommet inner 50. Since the locking by the locking claws 52 is also performed through the fixing of the protector 20 to the panel P10 by the fixing member 30, the above-described strong attachment can be performed with less operational burden.

Note that the embodiments described above merely show typical forms of the grommet mounting structure, and the grommet mounting structure is not limited to this and can be implemented with various modifications.

For example, in the above-described embodiment, the grommet mounting structure 1 is illustrated in which the panel P10 to which the grommet 10 is attached is a metal panel constituting a vehicle body, but the grommet mounting structure is not limited to this. The grommet attachment structure is not limited to the specific form of the panel as long as the grommet is attached to the panel to be attached, which is provided with a through hole for passing the electric wire.

Further, in the above-described embodiment, the grommet 10 having a bottomed cylindrical shape that supports two bundles of electric wires 2 is illustrated, but the grommet is not limited to this. The grommet may be cylindrical in any other shape as long as it has a bottom, it may support a bundle of electric wires in a number other than two, and it may support a bundle of electric wires in a single wire rather than a bundle. It may be something to support.

Further, in the above-described embodiment, the protector 20 is illustrated in which two guide parts, the first electric wire guide part 22 and the second electric wire guide part 23, extend from the bottomed cylindrical main body case part 21. The protector is not limited to this. If the protector is shaped like an open box that can be placed over the grommet while avoiding the wires, and has an abutment part that comes into contact with the bottom wall of the grommet inside, the overall shape of the protector, the presence or absence of the wire guide part, the shape, And the number etc. can be set arbitrarily.

Further, in the above-described embodiment, the grommet mounting structure 1 in which the fixing member 30 fixes the protector 20 connected to the grommet 10 by the connecting member 40 to the panel P10 is exemplified, but the grommet mounting structure is not limited to this. isn't it. The grommet mounting structure may be, for example, a structure in which the opening edge of the grommet is pressed against the panel by only pushing up the bottom wall at the abutting portion of the protector without providing a connecting member. However, as described above, by providing the connecting member 40, the work load can be suppressed while maintaining the wiring state of the electric wires 2 inside the protector 20.

Moreover, in the above-mentioned embodiment, although the grommet attachment structure 1 in which a fastening band is adopted as the connection member 40 is illustrated, the grommet attachment structure is not limited to this. The grommet attachment structure may employ, as a connecting member, a holding member or the like that holds the grommet inside the protector using a locking claw or the like that locks on the grommet, for example, other than the fastening band. However, as mentioned above, the use of a fastening band as the connecting member 40 can further reduce the burden on the work.

Furthermore, in the above-described embodiment, the grommet mounting structure 1 is exemplified in which each of three first connecting ribs 14 and three second connecting ribs 27 are provided, which are fastened by a fastening band as the connecting member 40. The structure is not limited to this. Even when the grommet attachment structure is provided with connecting ribs that are fastened with a fastening band, the number of the connecting ribs can be set arbitrarily. For example, a plurality of connection ribs other than three may be provided on each of the grommet and the protector, or one connection rib may be provided on each of the grommet and the protector. However, as described above, the grommet 10 and the protector 20 can be firmly connected by providing a plurality of connecting ribs and fastening them with a fastening band.

Moreover, in the above-mentioned embodiment, although the grommet attachment structure 1 in which two contact parts 24 were provided inside the protector 20 is illustrated, the grommet attachment structure is not limited to this. The number of abutting parts installed in the grommet mounting structure can be set arbitrarily, for example, three or more abutting parts may be provided, or only one abutting part may be provided. . However, as described above, by providing a plurality of abutting portions 24, the opening edge 131 of the grommet 10 can be pressed against the panel P10 in a stable posture and brought into close contact with the panel P10.

Further, in the above-described embodiment, the grommet mounting structure 1 is illustrated in which the fixing member 30 is a bolt that fastens and fixes each of the two mounting flanges provided on the protector 20 and the panel P10, but the grommet mounting structure It is not limited to this. The grommet mounting structure may employ a fixing member other than bolts, such as a fixing member that fixes the protector to the panel, such as a locking pawl that locks into a locking hole provided in the panel. Furthermore, even when bolts are used as fixing members, the number and fixing manner can be set arbitrarily, and it is also possible to use a number of bolts other than two, and the protector can be attached without using a mounting flange. It may also be fixed to a panel. However, as described above, the grommet 10 can be attached with good workability by fixing the protector 20 to the panel P10 with bolts as the fixing member 30 via the attachment flange.

Further, in the above-described embodiment, the grommet inner 50 is fitted into the grommet 10, and the fixing member 30 inserts the protruding portion 51 of the grommet inner 50 into the through hole P11 so that the locking claw 52 locks at the locked portion P112. A push-in grommet attachment structure 1 is illustrated. However, the grommet mounting structure is not limited to this. The grommet mounting structure may be such that the opening edge of the grommet is brought into close contact with the panel without providing a grommet inner. However, as described above, the provision of the grommet inner 50 suppresses deformation of the grommet 10. Furthermore, by configuring the locking claw 52 of the inner grommet 50 to be locked through the fixation of the protector 20 by the fixing member 30, it is possible to perform a strong installation with less work burden. As mentioned above. Incidentally, even when an inner grommet is provided, the number of locking claws is not limited to three in the above-described embodiment, and may be one or a plurality other than three.

1 Grommet mounting structure 2 Electric wire 10 Grommet 11,212 Bottom wall 12 Tube portion 13 Surrounding wall 14 First connecting rib 20 Protector 21 Main body case portion 22 First wire guide portion 23 Second wire guide portion 24 Contact portion 25 First mounting flange 26 Second mounting flange 27 Second connecting rib 30 Fixing member 40 Connecting member 50 Grommet inner 51 Projecting portion 52 Locking claw 131 Opening edge 141 First connecting hole 211 Side wall 211a Notch 241 Step portion 242 Side portion 251, 261 Mounting hole 271 Second connecting hole P10 Panel P11 Through hole P12 Screw hole P13 Surrounding surface P111 Inner peripheral edge P112 Locked location D12 Axial direction

Claims (7)

It is formed into a cylindrical shape with a bottom that is more flexible than the panel to be attached, which has a through hole for passing the electric wire through, the bottom wall of which is penetrated while being in close contact with the electric wire, and the opening edge of the peripheral wall is connected to the panel. a grommet that protects the electric wire and allows it to pass through the through hole while being pressed against and in close contact with the peripheral surface of the through hole;
The bottom wall of the grommet is formed into an open box shape that is harder than the grommet so as to cover the grommet from the side opposite to the panel side while avoiding the electric wires and protect the grommet. a protector provided with an abutting portion that abuts;
The contact portion contacts the bottom wall to fix the protector placed over the grommet to the panel, and also connects the opening edge of the peripheral wall of the grommet to the panel through the contact portion. a fixing member that presses against the surrounding surface to make it stick tightly;
A grommet mounting structure characterized by being equipped with. comprising a connecting member that connects the grommet and the protector placed over the grommet,
The grommet mounting structure according to claim 1, wherein the fixing member fixes the protector connected to the grommet by the connecting member to the panel. A first connecting rib provided with a first connecting hole is formed to protrude from the outer surface of the peripheral wall of the grommet,
A second connecting hole is provided on the inner surface of the side wall of the protector, and when the abutting portion contacts the bottom wall after being placed over the grommet, the first connecting hole and the second connecting hole are connected to each other. A second connecting rib is formed to protrude so as to communicate with and overlap the first connecting rib,
The connecting member connects the grommet and the protector to each other by fastening the first connecting rib and the second connecting rib while passing through the first connecting hole and the second connecting hole that communicate with each other. The grommet attachment structure according to claim 2, wherein the grommet attachment structure is a fastening band. A plurality of the first connecting ribs are arranged on the outer surface of the peripheral wall of the grommet in a circumferential direction of the peripheral wall,
A plurality of the second connecting ribs are arranged on the inner surface of the side wall of the protector so as to correspond one-to-one to the plurality of first connecting ribs,
The grommet attachment structure according to claim 3, wherein the fastening band serving as the connecting member fastens the plurality of first connecting ribs and the plurality of second connecting ribs in the circumferential direction. The grommet mounting structure according to any one of claims 1 to 4, wherein a plurality of the contact portions of the protector are provided on the inner side while avoiding the wiring route of the electric wire. The protector is provided with a mounting flange that protrudes from the outer surface of the side wall of the protector so as to face the panel,
The grommet mounting structure according to any one of claims 1 to 5, wherein the fixing member is a bolt that passes through the mounting flange and the panel and fastens and fixes both. A cylindrical shape that is harder than the grommet is formed so as to face the inner surface of the peripheral wall of the grommet, and is fitted into the inner side of the peripheral wall with a portion protruding in the axial direction to prevent deformation of the grommet from the inside. Equipped with a grommet inner to regulate
A portion of the grommet inner protruding from the grommet is provided with a locking pawl that passes through the through hole to a side opposite to the grommet and locks to an inner peripheral edge of the through hole from the opposite side. Ori,
The fixing member moves the opening edge of the grommet around the periphery of the panel while pushing the protruding portion of the grommet inner into the through hole so that the locking pawl locks on the inner peripheral edge of the through hole. The grommet attachment structure according to any one of claims 1 to 6, characterized in that the grommet attachment structure is pressed against a surface to bring it into close contact.

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