JP2022035338A - Seal member mounting structure - Google Patents

Abstract

To facilitate workability in mounting a seal member to an opening/closing member while maintaining a holding property of the seal member to the opening/closing member wherein both members are separate from each other.SOLUTION: A seal member mounting structure includes a seal member 50 which seals between a vehicle body opening part 10 of an automobile and an opening/closing member 40 which opens and closes the vehicle body opening part. The opening/closing member includes a mounting groove 41 which is formed of a first side wall 41a, a second side wall 41b opposite to the first side wall, and a bottom wall 41c for connecting them. The first side wall includes a side wall protrusion part 43a protruding to the second side wall. The seal member includes a main body part 51, and a first mounting foot part 54 which extends from the main body part and is inserted into the mounting groove. The first mounting foot part includes a locking lip 54a which protrudes to a second side wall side, and a locking protrusion part 54b which protrudes opposite to the locking lip and engages with the side wall protrusion part. The locking lip can be bent in a direction for elastically contacting with the first mounting foot part when force toward the main body part is applied.SELECTED DRAWING: Figure 5

Description

The present invention relates to a mounting structure for a seal member of an automobile, and more particularly to a mounting structure for a seal member that seals between an opening provided in a vehicle body of an automobile and an opening / closing member that closes the opening.

Conventionally, an automobile is provided with an opening / closing member such as a door, a refueling port lid, a charging port lid, or the like for opening / closing a door opening, a refueling port, a charging port, or the like provided on the vehicle body. When the opening is closed by such an opening / closing member, it is necessary to prevent water droplets, dust, or the like from entering the vehicle body through the gap between the peripheral edge of the opening and the peripheral edge of the opening / closing member. Therefore, usually, a sealing member for sealing between the peripheral edge of the opening and the peripheral edge of the opening / closing member is attached. As a conventional sealing member, for example, Patent Document 1 discloses a sealing member attached to a garnish in a window frame of a door to seal between the garnish and the door or body.

The sealing member shown in Patent Document 1 is attached to a mounting groove formed by a vehicle outer wall, a vehicle inner side wall, and a bottom wall provided in the garnish. Specifically, the seal member includes a mounting portion, the mounting portion includes a mounting foot portion inserted into the mounting groove, and the mounting foot portion includes a vehicle outer protrusion and a vehicle front-rear direction with respect to the vehicle outer protrusion. Includes vehicle interior protrusions provided at positions that do not overlap. On the other hand, the mounting groove includes a first mounting groove and a second mounting groove, and the first mounting groove includes a vehicle outer locking projection provided on the vehicle outer wall and a vehicle inner locking projection provided on the vehicle inner side wall. including. The vehicle outer locking protrusion and the vehicle inner locking protrusion engage with the vehicle outer protrusion and the vehicle inner protrusion of the mounting foot, respectively, to move the mounting foot in the exit direction from the mounting groove. It is configured to regulate. With such a configuration, the seal member can be directly attached to the attachment groove provided in the garnish, and its holding force can be improved.

Further, in addition to the door opening, in the fuel filler port, the charging port, etc., for example, in Patent Document 2, a seal attached to the opening / closing member and sealing a gap between the opening / closing member and the peripheral portion of the charging port. The members are disclosed. Here, the seal member is made of a hollow weather strip and is attached in an annular shape by being adhered to the opening / closing member along the peripheral edge portion of the charging port (see FIG. 7 of Patent Document 2). ..

Further, Patent Document 3 discloses a rubber sealing member in which a circular flange portion is formed on the peripheral edge of the opening of the charging port and is attached to an opening / closing member along the peripheral edge of the flange portion (Patent Document 3). See FIG. 9 in Ref. 3).

Japanese Unexamined Patent Publication No. 2020-209159 Japanese Unexamined Patent Publication No. 2018-152966 Japanese Unexamined Patent Publication No. 2012-240443

In recent years, in the attachment structure of the seal member for sealing the gap between the opening and the opening / closing member as described above, the workability when attaching the sealing member to the opening / closing member can be improved, and the opening / closing member can be improved. It is required to remove the seal member from the above so that the seal member can be replaced. That is, there is a demand for a sealing member mounting structure that allows the sealing member to be easily attached to and detached from the opening / closing member while maintaining the holding property of the sealing member with respect to the opening / closing member.

However, when the seal member is attached to the opening / closing member by adhering it to the opening / closing member as in Patent Document 2, it is conceivable to attach the sealing member to the opening / closing member using an adhesive. The mounting process will increase. Further, when the seal member is attached by being adhered to the opening / closing member, it is difficult to easily remove the sealing member from the opening / closing member, and replacement of the sealing member is not considered. Further, it is considered that the seal member described in Patent Document 3 is adhered to or integrally molded with the opening / closing member, although it is not specified. If they are bonded, there is the same problem as in Patent Document 2, and even in the case of integral molding, the seal member cannot be removed from the opening / closing member, and there is also a problem such as manufacturing cost. These patent documents do not aim to improve the workability of attaching the seal member to the open / close member and the holdability of the seal member to the open / close member, and the seal member can be easily opened and closed while maintaining the holdability. There is no disclosure about the mounting structure of the seal member, which is advantageous for mounting on the.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a seal member which is a separate body from each other and seals a gap between the peripheral edge of an opening provided in a vehicle body and the peripheral edge of an opening / closing member. The purpose is to facilitate the workability of attachment to the opening / closing member and to improve the holding property of the sealing member with respect to the opening / closing member.

In order to achieve the above object, in the present invention, a locking lip and a locking convex portion are provided on the first mounting foot portion of the seal member inserted into the mounting groove of the opening / closing member.

Specifically, the mounting structure of the seal member according to the present invention includes an opening / closing member provided on the vehicle body of an automobile to open / close the opening / closing member, and an opening / closing member provided on the peripheral edge of the opening / closing member to open / close the peripheral edge of the vehicle body opening. It is a seal member mounting structure including a seal member that seals between the members, and the opening / closing member includes a first side wall, a second side wall facing the first side wall, and the first side wall and the second side wall. The first side wall includes a mounting groove formed by a bottom wall connecting the side wall, the first side wall includes a plurality of side wall protrusions provided at intervals from each other, and the sealing member comprises a plurality of side wall protrusions. , A main body portion, a mounting portion extending from the main body portion toward the outside of the vehicle to be attached to the opening / closing member, and a peripheral edge of the vehicle body opening extending from the main body portion toward the peripheral edge of the vehicle body opening. The mounting portion includes a seal lip that seals between the opening / closing member, a first mounting foot portion that extends from the main body portion toward the outside of the vehicle and is inserted into the mounting groove, and the main body portion. The first mounting foot portion includes a second mounting foot portion extending in parallel with the first mounting foot portion and sandwiching the second side wall together with the first mounting foot portion, and the first mounting foot portion is described from the first mounting foot portion. A locking lip projecting to the second side wall side and a locking convex portion projecting to the opposite side of the locking lip and engaging with the side wall convex portion are included, and the locking lip is a force toward the main body portion. It is characterized in that it is configured to be able to bend in a direction in which it comes into contact with the first mounting foot portion when a load is applied to the first mounting foot portion.

According to the seal member mounting structure according to the present invention, since the seal member can be directly mounted in the mounting groove provided in the opening / closing member, the seal member does not require an additional member such as an adhesive or integrally molded. It is possible to improve the workability of attaching to the opening / closing member. Further, in the seal member mounting structure according to the present invention, the first mounting foot portion is provided with a locking lip protruding from the first mounting foot portion toward the second side wall side. Since the locking lip can be bent in the direction of elastic contact with the first mounting foot by applying a force toward the main body, the locking lip is engaged when the first mounting foot is inserted into the mounting groove. The stop lip receives pressure from the second side wall that comes into contact with the body toward the main body, and bends in the direction of contact with the first mounting foot. As a result, the resistance applied to the seal member at the time of insertion can be reduced, and the first mounting foot can be easily inserted into the mounting groove even with a small pressure for the mounting groove having a narrow opening width, and the mounting work can be performed. The sex can be improved. Further, the first mounting foot portion is provided with a locking convex portion that protrudes to the opposite side of the locking lip and engages with the side wall convex portion. Therefore, in the state where the first mounting foot portion is inserted into the mounting groove, the locking convex portion engages with the side wall convex portion in addition to the bullet contact between the locking lip and the second side wall, whereby the first mounting portion is first mounted. It is possible to restrict the movement of the foot portion from the mounting groove in the pull-out direction, and as a result, it is possible to improve the holding property of the sealing member with respect to the opening / closing member which is separate from each other.

In the seal member mounting structure according to the present invention, the surface of the side wall convex portion of the first side wall opposite to the locking convex portion is inclined toward the second side wall side from the base end portion toward the tip end portion. It is preferable that the first inclined surface is provided.

By doing so, when the first mounting foot portion is inserted into the mounting groove, the first inclined surface can easily get over the side wall convex portion of the locking convex portion when the first mounting foot portion is inserted into the mounting groove. Can be improved.

In the seal member mounting structure according to the present invention, the surface on the first mounting foot side at the tip of the second side wall has a second inclined surface that inclines toward the second mounting foot toward the tip. Is preferably provided.

In this way, when the first mounting foot portion is inserted into the mounting groove, the second inclined surface can guide the locking lip so as to bend.

In the seal member mounting structure according to the present invention, it is preferable that the base end portion of the locking lip is provided with a thin portion thinner than the other portion of the locking lip.

In this way, when the locking lip receives pressure from the second side wall toward the main body portion, the thin-walled portion is provided at the base end portion which is the fulcrum of the bending of the locking lip, so that the locking lip is narrow. Even if the pressure is smaller than that of the mounting groove having the opening width, it is possible to promote the bending of the locking lip in the direction of elastic contact with the first mounting foot portion.

In the seal member mounting structure according to the present invention, the thickness of the locking lip, the thickness of the first mounting foot portion, and the locking in a state where the locking lip is elastically contacted with the first mounting foot portion. When the total value of the thicknesses of the convex portions is A and the length of the opening width of the mounting groove is B, the length B of the opening width is configured so that A ≦ B. preferable.

In this way, the locking lip can be bent in the direction of bullet contact with the first mounting foot portion even if the pressure is smaller than that of the mounting groove having a narrow opening width.

According to the seal member mounting structure according to the present invention, it is possible to facilitate the workability of mounting the seal member to the opening / closing member while maintaining the holding property of the sealing member with respect to the opening / closing member which is separate from each other.

It is a figure which shows the left side side of the car which has the charging port. It is a perspective view for demonstrating the structure of the charging port of the automobile shown in FIG. It is a front view in the region surrounded by the alternate long and short dash line of FIG. 2 showing the structure of the upper edge portion of the charging port lid according to the embodiment of the present invention. It is sectional drawing of the seal member mounting structure which concerns on one Embodiment of this invention, and is the figure which shows the sectional drawing in line IV-IV of FIG. It is sectional drawing of the seal member mounting structure which concerns on one Embodiment of this invention, and is the figure which shows the sectional drawing in the VV line of FIG. It is an enlarged view of the seal member mounting structure which concerns on one Embodiment of this invention.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings. The following description of preferred embodiments is merely exemplary and is not intended to limit the invention, its application methods or its uses.

In the automobile shown in FIG. 1, 1 is an electric vehicle, 2 is a vehicle body, 3 is a front door, 4 is a rear door, 5 is an outer panel constituting the vehicle body, and 10 is a vehicle body opening. Indicates the charging port opening. Further, reference numeral 20 denotes a charging port lid which is an opening / closing member for opening / closing the charging port opening 10.

As shown in FIG. 2, the outer panel 5 behind the rear door 4 of the automobile shown in FIG. 1 is provided with a substantially square charging port opening 10 that opens to the outside of the vehicle. The inlet box 11 is housed in the charging port opening 10, and is attached to the outer panel 5 constituting the vehicle body 2 by a fixing means such as a screw (not shown). Further, the inlet box 11 includes a charging inlet 12 for AC power and a charging inlet 13 for DC power. A charging port lid 20 for opening and closing the charging port opening 10 having substantially the same shape as the charging port opening 10 is connected to the charging port opening 10 in which the inlet box 11 is housed via a hinge portion 14. The outside of the charging port lid 20 is composed of the charging port lid outer 30, which is a metal panel member similar to the outer panel 5 of the vehicle body 2, and the outer surface of the outer panel 5 of the vehicle body 2 is in a state where the charging port opening 10 is closed. And, it is configured to be flush with the outer surface of the charging port lid outer 30 (see FIGS. 4 and 5). On the other hand, a resin charging port lid inner 40 is provided inside the charging port lid outer 30, and the charging port lid inner 40 opens and closes together with the charging port lid outer 30 to open and close the charging port lid 20 as an opening / closing member. It constitutes. The upper edge of the charging port lid inner 40 has an upper edge of the charging port lid 20 in order to prevent water droplets, dust, etc. from entering through the gap between the charging port opening 10 and the charging port lid outer 30. A sealing member 50 that seals between the inlet box 11 and the upper edge portion 11a is attached. Here, in the present embodiment, the inlet box 11 is not a vehicle body 2, but a member attached to the vehicle body 2, but is not a member that opens and closes like the charging port lid 20, so that the upper edge portion of the inlet box 11 11a will be described by regarding it as the peripheral edge 11a of the charging port opening 10 of the vehicle body 2. In the present embodiment, the charging port opening 10 is provided in the outer panel 5 behind the rear door 4, but the present invention is not limited to this, and the charging port opening 10 may be provided in the outer panel 5 in front of the rear door 4. Further, the shape of the charging port opening 10 is not particularly limited.

Hereinafter, the mounting structure of the seal member 50 according to the embodiment of the present invention will be described in detail. First, among the mounting structures of the seal member 50, the charging port lid inner 40 according to the embodiment of the present invention will be described with reference to FIGS. 3 to 5. Note that FIG. 3 is a diagram showing the structure of the upper edge portion of the charging port lid 20 according to the embodiment of the present invention, and is a front view in the region surrounded by the alternate long and short dash line in FIG. Further, FIG. 4 shows a cross section taken along the line IV-IV of FIG. 3, and FIG. 5 shows a cross section taken along the line V-V of FIG. As shown in FIG. 3, the charging port lid inner 40 according to the present embodiment is attached to the inside of the charging port lid outer 30. In particular, a mounting groove 41 for mounting the seal member 50 is formed on the upper edge of the charging port lid inner 40.

The mounting groove 41 of the charging port lid inner 40 according to the present embodiment is formed by a first side wall 41a, a second side wall 41b facing the first side wall 41a, and a bottom wall 41c connecting them. As shown in FIG. 3, the mounting groove 41 is formed by alternately arranging two types of mounting grooves, the first mounting groove 42 and the second mounting groove 43, along the upper edge portion of the charging port lid inner 40. As shown in FIG. 4, the first mounting groove 42 is formed by a first side wall 41a, a second side wall 41b facing the first side wall 41a, and a bottom wall 41c connecting them. As shown in FIG. 5, the second mounting groove 43 is formed only by the first side wall 41a and the second side wall 41b facing the first side wall 41a, and in the second mounting groove 43, the first side wall 41a A through hole is provided from the tip portion to the root portion of the second side wall 41b. Further, in the second mounting groove 43, a side wall convex portion 43a projecting toward the second side wall 41b is provided at an end portion of the first side wall 41a adjacent to the through hole.

Next, the seal member 50 attached to the charging port lid inner 40 according to the present embodiment will be described with reference to FIGS. 4 to 6. As shown in FIGS. 4 to 6, the seal member 50 according to the present embodiment extends from the main body portion 51 and the main body portion 51 toward the upper edge portion 11a of the inlet box 11, and is the upper edge portion of the inlet box 11. It is formed by a seal lip 52 that seals between 11a and the upper edge of the charging port lid inner 40, and a mounting portion 53 that extends from the main body 51 toward the outside of the vehicle and is attached to the charging port lid inner 40. ing. The mounting portion 53 extends from the main body portion 51 toward the outside of the vehicle and is inserted into the mounting groove 41, and extends from the main body portion 51 in parallel with the first mounting foot portion 54 for the first mounting. It has a second mounting foot portion 55 that sandwiches the second side wall 41b together with the foot portion 54. The first mounting foot portion 54 protrudes from the first mounting foot portion 54 toward the second side wall 41b and comes into contact with the second side wall 41b, and the first mounting lip 54a projects toward the opposite side of the locking lip 54a. It includes a locking convex portion 54b that engages with the side wall convex portion 43a of the side wall 41a. As will be described later, the locking lip 54a is configured to be able to bend in the direction in which the locking lip 54a comes into contact with the first mounting foot portion 54 when the sealing member 50 is attached to the charging port lid inner 40. There is.

The seal member 50 according to this embodiment is made of a non-foaming material. However, the material of the sealing member 50 is not particularly limited as long as it is a rubber-like elastic material, but as the rubber material, for example, EPDM (ethylene-propylene-diene rubber) can be used. Further, as the resin material, for example, TPE (thermoplastic elastomer) can be used. Further, although the case where the entire cross-sectional shape of the seal member 50 is a non-foaming material is exemplified, a foaming material may be used for each portion of the cross-sectional shape, if necessary.

Next, a mounting structure in which the seal member 50 is mounted on the charging port lid inner 40 according to the present embodiment will be described. As shown in FIGS. 4 to 6, the seal member 50 is attached to the charging port lid inner 40 by inserting the first mounting foot portion 54 into the mounting groove 41 of the charging port lid inner 40. As described above, the mounting groove 41 has two types of mounting grooves having different shapes, the first mounting groove 42 and the second mounting groove 43, and the form of engagement with the mounting portion 53 is different from each other.

As shown in FIG. 4, in the first mounting groove 42, in a state where the first mounting foot portion 54 is inserted into the first mounting groove 42, the locking lip 54a is elastically contacted with the second side wall 41b. The second side wall 41b is sandwiched between the first mounting foot portion 54 and the second mounting foot portion 55.

On the other hand, as shown in FIG. 5, in the second mounting groove 43, as described above, the first side wall 41a is provided with a side wall convex portion 43a projecting toward the second side wall 41b. The locking convex portion 54b protruding to the opposite side of the locking lip 54a engages with the side wall convex portion 43a of the second mounting groove 43, and the first mounting foot portion 54 is pulled out from the second mounting groove 43. Regulate the movement of. This makes it possible to improve the mounting retention of the first mounting foot portion 54 with respect to the second mounting groove 43. Further, when the first mounting foot portion 54 is inserted into the first mounting groove 42 and the second mounting groove 43, the locking lip 54a comes into contact with the second side wall 41b and comes into contact with the main body portion 51 from the second side wall 41b. An toward force is applied, and the base end portion is used as a fulcrum to bend in the direction of impact on the first mounting foot portion 54. As a result, the first mounting foot portion 54 can be easily inserted into the first mounting groove 42 and the second mounting groove 43, and the workability of mounting the seal member 50 to the charging port lid inner 40 can be facilitated. Further, the locking lip 54a also comes into contact with the second side wall 41b in a state where the first mounting foot portion 54 is inserted into the second mounting groove 43, as in the case of the first mounting groove 42. The second side wall 41b is sandwiched between the mounting foot portion 54 and the second mounting foot portion 55. As a result, the first mounting foot portion 54 can be stably held in the second mounting groove 43.

As described above, according to the mounting structure of the seal member 50 according to the present embodiment, as described above, the seal member 50 can be directly mounted on the mounting groove 41 provided in the charging port lid inner 40. It is possible to improve the workability of attaching the seal member 50 to the charging port lid inner 40 without the need for additional members such as adhesives or integral molding. Further, in the mounting structure of the seal member 50 according to the present embodiment, when the seal member 50 is inserted, the locking lip 54a is loaded with a force toward the main body portion 51, so that the locking lip 54a comes into contact with the first mounting foot portion 54. Bends to. Therefore, even a small pressure can be easily inserted into the mounting groove having a narrow opening width, whereby the workability of mounting the seal member 50 to the charging port lid inner 40 can be improved. On the other hand, in the state where the seal member 50 is inserted, the locking lip 54a is in contact with the second side wall 41b in the first mounting groove 42 and the second mounting groove 43. Further, in the second mounting groove 43, the locking convex portion 54b is engaged with the side wall convex portion 43a. Therefore, in addition to the bullet contact between the locking lip 54a and the second side wall 41b, the mounting groove is caused by the engagement between the locking convex portion 54b of the first mounting foot portion 54 and the side wall convex portion 43a of the first side wall 41a. It is possible to prevent the first mounting foot portion 54 from rattling in the 41 and to restrict the movement of the first mounting foot portion 54 from the mounting groove 41 in the exit direction. This makes it possible to improve the mounting and holding property of the seal member 50 with respect to the charging port lid inner 40.

In the present embodiment, when the sealing member 50 is attached to the charging port lid inner 40, when the locking lip 54a receives pressure from the second side wall 41b toward the main body 51, the locking lip 54a has a narrow opening. Even if the pressure is smaller than the width of the mounting groove, it is preferable that the bending is promoted in the direction of contact with the first mounting foot portion 54, and for this reason, the bending of the locking lip 54a as shown in FIG. It is preferable that the thin-walled portion 54c is provided at the base end portion serving as a fulcrum.

In the present embodiment, when the seal member 50 is attached to the charging port lid inner 40, it is easy for the locking convex portion 54b to get over the side wall convex portion 43a when the first mounting foot portion 54 is inserted into the mounting groove 41. As shown in FIG. 6, the surface of the side wall convex portion 43a opposite to the locking convex portion 54b is inclined toward the second side wall 41b toward the tip end portion. It is preferable that the first inclined surface 43a1 is provided.

In the present embodiment, when the seal member 50 is attached to the charging port lid inner 40, as shown in FIG. 6, the tip portion is on the surface of the tip portion of the second side wall 41b on the first mounting foot portion 54 side. It is preferable that the second inclined surface 41b1 is provided so as to be inclined toward the second mounting foot portion 55 side toward the direction of. In this way, the second inclined surface 41b1 can guide the insertion of the first mounting foot portion 54 into the mounting groove 41, which facilitates the insertion.

In the present embodiment, when the seal member 50 is attached to the charging port lid inner 40, the thickness (X) of the main body 51 is equal to or greater than the step amount (Y) in the vehicle interior / external direction between the first side wall 41a and the second side wall 41b. It is preferable that it is configured to have a length of. Here, the thickness of the main body 51 means the thickness (X) from the outer surface of the vehicle in contact with the tip of the second side wall 41b to the inner surface of the opposite vehicle, as shown in FIG. On the other hand, as shown in FIG. 5, the step amount (Y) in the vehicle interior / outward direction between the first side wall 41a and the second side wall 41b is the opening edge of the mounting groove 41 from the tip end portion of the second side wall 41b that comes into contact with the main body portion 51. Refers to the length (Y) of the first side wall 41a to the inner surface of the vehicle. By setting the thickness (X) of the main body 51 to be longer than the step amount (Y) in the vehicle interior / external direction between the first side wall 41a and the second side wall 41b, the main body 51 is closer to the inside of the vehicle than the charging port lid inner 40. The protrusion will make it easier to push in the main body 51 of the seal member 50, and it will be easier to insert it.

In the present embodiment, when the seal member 50 is attached to the charging port lid inner 40, as shown in FIG. 6, the outer surface of the vehicle body of the main body 51 is aligned with the inclined direction of the first inclined surface 43a1. It is preferable to provide the main body inclined surface 51a. By doing so, the locking convex portion 54b can be sufficiently pushed in without the main body portion 51 and the first inclined surface 43a1 interfering with each other, and the side wall convex portion 43a can be reliably engaged.

In the mounting structure of the seal member 50 according to the present embodiment, the thickness of the locking lip 54a, the thickness of the first mounting foot portion 54, and the thickness of the first mounting foot portion 54 in a state where the locking lip 54a is elastically contacted with the first mounting foot portion 54. When the total thickness of the locking convex portions 54b is A and the opening width of the mounting groove 41 is B, it is preferable that A ≦ B. Here, the total value A is related to the total value A from the upper end of the locking lip 54a when viewed from the mounting direction in a state where the locking lip 54a is in contact with the first mounting foot portion 54, as shown in FIG. The thickness (A) to the lower end of the stop convex portion 54b. On the other hand, the length B of the opening width is, as shown in FIG. 6, the length (B) from the surface on the lower side (first side wall 41a side) of the second side wall 41b to the tip end portion of the side wall convex portion 43a. say. By setting the length B of the opening width of the mounting groove 41 to A ≦ B, even if the pressure is smaller than that of the mounting groove having a narrow opening width when the sealing member 50 is mounted on the charging port lid inner 40, it is engaged. The stop lip 54a can be bent in a direction in which it comes into contact with the first mounting foot portion 54, and the insertability can be improved. In the present embodiment, more preferably, the length B of the opening width is A <B.

In the mounting structure of the seal member 50 according to the present embodiment, when the length of the locking convex portion 54b is C in the mounting direction of the mounting portion 53 to the mounting groove 41, the length C of the locking convex portion 54b. Is preferably formed short enough to form a gap between the first inclined surface 43a1 and the main body inclined surface 51a. By doing so, the depth of the mounting groove 41 can be made shallow, the charging port lid inner 40 can be miniaturized, and the stroke amount at the time of mounting the seal member 50 to the mounting groove 41 can be reduced. Can be done.

In the present embodiment, the seal member mounting structure in the charging port lid inner provided on the upper edge portion of the charging port lid has been described as an example, but the present invention is not limited to this, and the vehicle body opening provided in the vehicle body is provided. Any structure may be used as long as it is a seal member mounting structure for the opening / closing member that opens and closes the portion, and can be applied to, for example, a seal member mounting structure for a garnish mounted on the front end side of the rear door or a fuel filler port lid.

1 Automobile 2 Body 3 Front door 4 Rear door 5 Outer panel 10 Charging port opening 40 Charging port lid inner 41 Mounting groove 42 1st mounting groove 43 2nd mounting groove 43a Side wall convex part 50 Seal member 52 Seal lip 53 Mounting part 54 1st Mounting foot 54a Locking lip 54b Locking convex 55 Second mounting foot

Claims (5)

A sealing member including an opening / closing member provided on the vehicle body of an automobile to open / close the opening / closing member, and a sealing member provided on the peripheral edge of the opening / closing member to seal between the peripheral edge of the vehicle body opening and the opening / closing member. It is a mounting structure
The opening / closing member includes a first side wall, a second side wall facing the first side wall, and a mounting groove formed by a bottom wall connecting the first side wall and the second side wall.
The first side wall includes a plurality of side wall protrusions provided at intervals from each other so as to project toward the second side wall.
The seal member extends from the main body portion toward the outside of the vehicle, a mounting portion for attaching to the opening / closing member, and extends from the main body portion toward the peripheral edge of the vehicle body opening. Includes a seal lip that seals between the periphery and the opening / closing member.
The mounting portion extends from the main body portion toward the opening / closing member and is inserted into the mounting groove, and extends from the main body portion in parallel with the first mounting foot portion. Including the second mounting foot portion that sandwiches the second side wall together with the mounting foot portion.
The first mounting foot portion has a locking lip that protrudes from the first mounting foot portion toward the second side wall side and a locking convex portion that protrudes on the opposite side of the locking lip and engages with the side wall convex portion. Including and
The locking lip is configured to be able to bend in a direction in which it comes into contact with the first mounting foot portion by being loaded with a force toward the main body portion. Mounting structure. The surface of the side wall convex portion of the first side wall opposite to the locking convex portion is provided with a first inclined surface that inclines toward the second side wall side from the base end portion toward the tip portion. The seal member mounting structure according to claim 1. The surface of the tip of the second side wall on the side of the first mounting foot is provided with a second inclined surface that inclines toward the second mounting foot toward the tip. , The seal member mounting structure according to claim 1 or 2. The sealing member according to any one of claims 1 to 3, wherein a thin-walled portion thinner than the other portion of the locking lip is provided at the base end portion of the locking lip. Mounting structure. In a state where the locking lip is in contact with the first mounting foot portion, the total value of the thickness of the locking lip, the thickness of the first mounting foot portion, and the thickness of the locking convex portion is A. The present invention is characterized in that, when the length of the opening width of the mounting groove is B, the length B of the opening width is configured such that A ≦ B. The seal member mounting structure according to any one item.

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