JP2009029273A - Wheel arch seal structure - Google Patents

Abstract

There is provided a seal structure for a wheel arch portion which prevents intrusion of water droplets or the like into a press contact portion formed by a press contact surface of a seal member and protects a door end portion from chipping.
A vehicle in which a wheel arch portion 12 is covered by a rear end portion 21 of a rear side door 20, and a grip 32 attached to the wheel arch portion 12 and a pressure contact surface on which a pressing surface 21a of the rear side door 20 is pressed into a hollow shape. A seal member 31 including 33 c and a lip portion 33 including a door protection portion 33 d that covers the rear end portion 21 of the rear side door 20 is disposed on the wheel arch portion 12. Snow, mud, pebbles and the like that are rolled up by the wheels W by traveling or the like are received by the door protection portion 33d to protect the rear end portion 21 of the rear side door 20, and the pressure contact portion where the pressure contact surface 33c and the pressure surface 21a are in pressure contact with each other. Infiltration and freezing of water droplets into A can be prevented.
[Selection] Figure 2

Description

  The present invention relates to a seal structure for a wheel arch portion, and more particularly to a seal structure for a wheel arch portion in a vehicle that covers the wheel arch portion with an end portion of a door.

  There is a vehicle in which a rear lower part of a door opening formed on a side part of a vehicle body is formed by a wheel arch part of a fender panel that forms a peripheral edge of a tire house, and the wheel arch part is covered with a rear end part of a door. In this type of vehicle, the hall arch portion is covered with the rear end portion of the door, so that the dividing line between the door and the wheel arch portion is covered with the door, thereby improving the appearance.

  However, since the gap between the wheel arch when the door is closed and the rear end of the door faces the wheel, especially the tread surface of the tire, the water and mud that is rolled up and scattered by the wheel as it travels There is a risk of intrusion from the gap between the arch part and the rear end part of the door, and a seal member that seals between the door rear end part and the wheel arch part in a liquid-tight manner in order to prevent entry of water, mud, etc. is required.

  There is Patent Document 1 regarding a seal structure of a wheel arch portion in which this type of seal member is provided at a rear end portion of a door. The door seal structure according to Patent Document 1 will be described with reference to the drawings.

  As shown in a cross-sectional view of the main part of the vehicle body in FIG. 4, the end 102 of the wheel apron 101 that forms the periphery of the tire house is covered from the outside in the vehicle width direction by the wheel arch 104 of the fender panel 103 and joined together. Further, an arch cover 105 covering the wheel arch portion 104 is fixed to the wheel arch portion 104 with a clip 106.

  On the other hand, the rear end of the door 111 formed by the inner panel 112 and the outer panel 113 covers the wheel arch 104 of the fender panel 103 from the outside in the vehicle width direction, and the rear end edge of the outer panel 113 protruding from the inner panel 112, that is, The door edge portion 114 is bent at a right angle toward the wheel arch portion 104 side to form a flange portion 115. Further, a weather strip 116 capable of contacting the fender panel 103 is disposed on the inner side surface of the inner panel 112 to prevent rainwater or the like from entering the vehicle interior.

  Further, a seal in which a lip portion 119 having a door contact portion 118 fitted to the front end portion of the flange portion 115 bent at the outer panel 113 and a pressure contact surface 119a pressed against the outer surface 105a of the arch cover 105 is integrally formed. The member 117 is fixed to the inner panel 112 by the clip 120. The seal member 117 closes the gap between the door 111 and the arch cover 105 to prevent rainwater, muddy water, or the like from adhering to the outer surface 105a of the arch cover 105.

  There is also a wheel arch seal structure in which a seal member disposed on a wheel arch of a fender panel is pressed against a rear end of a door. An example of this seal structure will be described with reference to FIG.

  The end portion 122 of the wheel apron 121 is covered with the wheel arch portion 124 of the fender panel 123 and coupled to each other. The end portion 122 and the wheel arch portion 124 of the wheel apron 121 coupled to each other are formed into a flange portion 125, a U-shaped grip portion 127 attached to the flange portion 125, and a hollow shape on the outer surface of the grip portion 127. In addition, the seal member 126 having the lip portion 128 having the pressure contact surface 128a is mounted.

  On the other hand, it has a door 131 in which the rear end 135 of the outer panel 134 is joined by hemming so as to cover the rear end 133 of the inner panel 132 to form a rear end 136, and the rear end of the door 131 when the door is closed. The pressure surface 136a formed on the inner surface of 136 is pressed against the pressure contact surface 128a formed on the lip portion 128 of the seal member 126 to seal the space between the rear end portion 136 of the door 131 and the wheel arch portion 124 in a liquid-tight manner. To do.

Japanese Patent No. 3624579

  According to the seal structure of the wheel arch portion of Patent Document 1, the arch cover 105 in which the pressure contact surface 119a formed on the lip portion 119 of the seal member 117 attached to the door 111 when the door is closed is attached to the wheel arch portion 104. The outer surface 105a of the arch cover 105 can be prevented from adhering to the outer surface 105a of the arch cover 105. Moreover, since the front-end | tip part of the flange part 115 is coat | covered with the door mounting part 118 of the sealing member 117, this part can prevent the chipping by the pebbles etc. which were wound up and scattered by the wheel W with driving | running | working.

  However, since the pressure contact portion A between the pressure contact surface 118a formed on the lip portion 118 of the seal member 117 and the outer surface 105a of the arch cover 105 faces the wheel W, in particular, the tread surface Tr of the tire T, it is accompanied by traveling. Mud, snow, or the like scattered by rolling up the wheel W adheres to the vicinity of the pressure contact portion A between the pressure contact surface 118a of the lip portion 118 and the outer surface 105a of the arch cover 105, or accumulates as indicated by an imaginary line a. There is a concern that the lip portion 119 of 117 and the arch cover 105 may enter the pressure contact portion A and freeze. Furthermore, there is a concern that the freezing of water droplets or the like that have entered the joining surface A affects the door opening performance of the door 111.

  Further, since the base end portion of the flange portion 115 of the outer panel 113, that is, the door edge portion 114 is exposed to face the wheel W side, there is a concern about chipping caused by pebbles that are wound up and scattered by the wheel W during traveling. Chipping causes the coating on the door edge 114 to break and induce rusting. As a countermeasure, if a chipping guard such as a tape covering the door edge portion 114 is attached as indicated by the virtual line 114a, the cost increases. Furthermore, the arch cover 105 that protects the wheel arch part 114 from the repeated contact and press contact of the lip part 119 of the seal member 117 is necessary, and there is a concern that the cost increases with an increase in the number of components.

  Further, even in the wheel arch seal structure shown in FIG. 5, the pressure contact portion A between the pressure contact surface 128 a of the lip portion 128 of the seal member 126 attached to the wheel arch portion 124 and the rear end portion 136 of the door 131 is provided. Since the wheels W, particularly the tread surface Tr of the tire T, are opposed to each other, mud, snow, etc. wound up and scattered by the wheels W as the vehicle travels are formed between the lip portion 128 of the seal member 126 and the rear end portion 136 of the door 131. There is a concern that water droplets or the like adhering to the pressure contact portion A or depositing as indicated by the phantom line a and entering the pressure contact portion A may freeze. Furthermore, there is a concern that the opening of the door may be affected by freezing of water droplets or the like that have entered the pressure contact portion A.

  Further, since the rear end portion 136 of the door 131 is exposed to face the wheels W, there is a concern about chipping due to pebbles scattered by the wheels W during traveling, and the coating of the rear end portion 136 of the door 131 due to chipping. May cause rusting. As a countermeasure against this, if a chipping guard 130 such as a tape covering the rear end portion 136 of the door 131 is attached as indicated by a virtual line, the cost increases.

  Accordingly, an object of the present invention made in view of such a point is to prevent intrusion of water droplets or the like into the press contact portion formed by the press contact surface of the seal member in the door closed state without incurring an increase in cost and the door end portion. It is an object of the present invention to provide a wheel arch seal structure that is protected from chipping.

  The invention of the seal structure of the wheel arch portion according to claim 1 that achieves the above object is characterized in that the wheel arch portion forming the periphery of the tire house that accommodates the wheel is separated from the vehicle width direction outside by the door end portion when the door is closed. In the seal structure of the wheel arch portion in the vehicle to be covered, an attachment portion to be mounted on the wheel arch portion, a pressure contact surface in which the inner end surface of the door is in pressure contact, and a door protection portion that covers the end portion of the door along the pressure contact surface A hollow sealing member having a formed lip portion is provided.

  According to the present invention, since the joint formed by the pressure contact between the pressing surface of the door and the pressure contact surface of the lip and the end of the door are covered by the door protection portion, the snow that is rolled up and scattered by the wheel by traveling, Mud, pebbles and the like are received by the door protection part, and adhesion of snow, mud, etc. to the vicinity of the joint part can be suppressed. Accordingly, it is possible to prevent water droplets from entering and freezing into the pressure contact portion where the pressure contact surface formed on the lip portion of the seal member and the pressing surface of the door are in pressure contact when the door is closed. Further, chipping of the door end by pebbles or the like that are rolled up and scattered by the wheels by traveling can be prevented, and the coating film of the door end can be protected and rusting can be suppressed.

  Accordingly, a wheel arch cover in which the lip portion of the seal member repeatedly comes into contact with the wheel arch portion, a chipping guard for protecting the rear end portion of the door from chipping, and the like are unnecessary, so that cost reduction can be expected. .

  The invention according to claim 2 is characterized in that, in the seal structure of the wheel arch portion according to claim 1, a projection formed to project from the mounting portion toward the wheel side accommodated in the tire house is provided. To do.

  According to the present invention, the snow, mud, which is wound up and scattered by the wheel by traveling or the like, or the snow, mud, etc. that adheres and accumulates in the tire house is discharged from between the tip of the protrusion and the wheel, and the lip of the seal member Adhering or accumulating on the part side can be avoided, and the penetration and freezing of water droplets to the pressure contact part where the pressure contact part formed on the lip part of the seal member and the pressing surface of the door are in pressure contact can be prevented more reliably. Further, snow, mud, pebbles and the like that are wound up and scattered by the wheels by traveling or the like are received by the protrusions, and scattering to the lip portion side of the seal member is suppressed.

  According to a third aspect of the present invention, in the seal structure of the wheel arch portion according to the first or second aspect, the door protection portion of the lip portion bulges outward in the vehicle width direction along the pressure contact surface and the tire house. The end of the door is covered from the inner wheel side.

  According to this invention, the joint portion formed by the pressure contact between the pressing surface of the door and the pressure contact surface of the lip portion and the end portion of the door are covered by the door protection portion that bulges outward in the vehicle width direction along the pressure contact surface. Snow, mud, pebbles and the like that are wound and scattered by the wheels by traveling or the like are received by the door protection part, and adhesion of snow, mud, etc. to the vicinity of the joint part can be suppressed. Therefore, it is possible to prevent water droplets from entering and freezing into the pressure contact portion where the pressure contact surface formed on the lip portion of the seal member and the pressing surface of the door are in pressure contact when the door is closed. Further, chipping of the door end by pebbles or the like that are rolled up and scattered by the wheels by traveling can be prevented, and the coating film of the door end can be protected and rusting can be suppressed.

  According to the present invention, the joint formed by the pressure contact of the door pressing surface and the pressure contact surface of the lip portion and the end of the door are covered by the door protection portion, and adhesion of snow, mud, etc. near the joint is suppressed. In addition, when the door is closed, it is possible to prevent water droplets from entering and freezing into the pressure contact portion where the pressure contact surface formed on the lip portion of the seal member and the pressing surface of the door are in pressure contact. Further, chipping of the door end by pebbles or the like that are rolled up and scattered by the wheels by traveling can be prevented, and the coating film of the door end can be protected and rusting can be suppressed.

  An embodiment of a seal structure for a wheel arch portion according to the present invention will be described with reference to the drawings, taking as an example the case where the door is a rear side door.

(First embodiment)
A first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a side view of a vehicle 1 to which a wheel arch seal structure according to this embodiment is applied, and FIG. 2 is a cross-sectional view taken along the line II of FIG. The arrow F indicates the vehicle body front direction, and the arrow OUT indicates the vehicle width direction outer direction.

  As shown in FIG. 1, a side sill 2 that extends in the front-rear direction along the lower part of the vehicle compartment, a side rail 3 that extends in the front-rear direction along the upper part of the vehicle compartment, and a side rail 3 extend vertically. The front pillar 4 that connects the front end of the side sill 2 and the front end of the side rail 3, and the rear pillar 5 that extends vertically and connects the rear end of the side sill 2 and the rear end of the side rail 3. . A center pillar 6 extending in the vertical direction between the front pillar 4 and the rear pillar 5 and connected to the side sill 2 and the side rail 3 is provided. Between the front pillar 4 and the center pillar 6 and between the center pillar 6 and the rear pillar 5, a door opening for the front side door and a door opening for the rear side door that open to the side of the vehicle body are formed.

  As shown in FIG. 2, the rear lower portion of the door opening for the rear side door is formed by a wheel arch portion 12 of a fender panel 11 that forms the periphery of the tire house 10 that accommodates the wheels W. The wheel arch portion 12 has a planar shape extending in the front-rear direction of the vehicle body, and is set at a vehicle width direction position substantially the same as the outer side surface of the tire T of the wheel W, that is, the outer end in the vehicle width direction of the tread surface Tr of the tire T. The rear side door 20 is covered from the outside in the vehicle width direction by the rear end portion 21 when the door is closed.

  The end portion 14 of the wheel apron 13 is joined along the inner surface of the wheel arch portion 12. A mounting flange portion 15 having an inner surface 15a and an outer surface 15b is formed by the wheel arch portion 12 and the end portion 14 of the wheel apron 13 which are coupled to each other.

  On the other hand, the rear side door 20 has an inner panel 22 on the vehicle compartment side and an outer panel 24 on the outside of the vehicle body facing each other. The inner panel 22 is attached with various fitting parts such as a door lock mechanism and a window regulator (not shown). Is coupled to the front end of the outer panel 24. The rear end portion 21 of the rear side door 20 is formed by coupling the inner panel 22 and the outer panel 24 by hemming processing for folding the rear end 25 of the outer panel 24 so as to cover the rear end 23 of the inner panel 22. Further, the inner surface of the rear end portion 21 forms a pressing surface 21a that is formed on the outer surface of a lip portion 33 of the sealing member 31 described later when the door is closed and that is in pressure contact with the pressure contact surface 33c.

  The rear side door 20 is supported by two upper and lower hinges (not shown) installed between the rear side door 20 and the center pillar 6 so that the rear side door 20 can be opened and closed. .

  A seal member 31 is mounted on a mounting flange portion 15 formed by the wheel arch portion 12 and the end portion 14 of the wheel apron 13.

  The seal member 31 has an inner grip 32a that abuts on the inner surface 15a and the outer surface 15b of the mounting flange portion 15, respectively, and an outer grip 32b and a connecting portion 32c that connects the inner grip 32a and the proximal end side of the outer grip 32b. A hollow portion that is continuous along the outer surface of the outer grip 32 of the grip portion 32 and the grip portion 32 that is a mounting portion having a U-shaped cross section that is attached by sandwiching the mounting flange portion 15 so as to cover the edge thereof. The lip portion 33 and a projection 34 that protrudes from the connecting portion 32c of the grip portion 32 to the rear of the vehicle body, that is, in the direction of the wheel W, and have inner and outer side surfaces 34a and 34b in the vehicle width direction are integrally formed.

  The lip portion 33 has a hollow shape in which one base end 33a is continuous near the tip of the inner grip 32 and the other base end 33b is continuous with the outer end of the connecting portion 32c, that is, the base end of the inner grip 32a. A pressure contact surface 33c is formed on the outer side in the vehicle width direction to which the pressing surface 21a formed by the inner surface of the rear end portion 21 of the rear side door 20 when the door is closed. Further, when the door is closed, the rear surface of the rear side door 20 is formed on the inner side of the rear end portion 21 thereof. The pressing surface 21a is pressed against the pressure contact surface 33c and the lip portion 33 is deformed. A door protection portion 33d is formed which bulges outward in the vehicle width direction from the pressure contact surface 33c continuous along the side and covers the rear end portion 21 of the rear side door 20 from the rear wheel W side.

  The protrusion 34 protruding from the coupling portion 32c of the grip portion 32 in the direction of the wheel W has a substantially triangular cross section in which the inner side surface 34a and the outer side surface 34b approach each other as it moves from the base end to the wheel W side that is the tip. The inner side surface 34a is formed in a smooth concave concave shape in which the base end is continuous with the inner end of the connecting portion 32c and gradually moves outward from the vehicle body as it shifts toward the front wheel W side. The outer side of the tire T, that is, the outer end in the vehicle width direction of the tread surface Tr of the tire T, is positioned outward in the vehicle width direction. On the other hand, the outer surface 34b has a front end that is continuous with the outer end of the connecting portion 32c, that is, the base end 32b of the hollow lip portion 33, and has a substantially planar shape extending in the front-rear direction. The front end of the outer side surface 34b is connected by an end surface 34c extending in the vehicle width direction.

  In the vehicle including the seal member 31 formed in this way, the pressing surface 21a formed on the rear end portion 21 of the rear side door 20 is formed on the lip portion 33 of the seal member 31 when the rear side door 20 is closed. 33c.

  The lip portion 33 is elastically deformed by the pressure contact between the pressing surface 21a of the rear side door 20 and the pressure contact surface 33c of the lip portion 33, and the pressure surface 21a of the rear side door 20 and the pressure contact surface 33c of the seal member 31 are in close contact with each other. The joining portion A is formed by the pressure contact surface 33c of 21a and the seal member 31. Further, the rear end portion 21 of the rear side door 20 is covered from the wheel W side by the door protection portion 33d that bulges outward from the end portion of the pressure contact surface 33c of the lip portion 33 along the elastic deformation of the lip portion 33. Is called.

  On the other hand, snow, mud, pebbles, etc. that are wound and scattered by the wheels W, mainly the tread surface Tr that is the ground contact surface of the tire T due to traveling or the like, are received by the protrusions 34 formed to protrude from the seal member 31. Scattering is suppressed from the tip of 34 toward the lip portion 33 disposed outward in the vehicle width direction and in front of the vehicle body. In particular, adhesion of snow, mud, or the like to the vicinity of the pressure contact portion A where the pressing surface 21a of the rear side door 20 whose wheel W side is covered by the door protection portion 33d of the lip portion 33 and the pressure contact surface 33c of the lip portion 33 can be suppressed. .

  Further, the wheel W side of the rear end portion 21 of the rear side door 20 is protected from pebbles and the like which are covered and scattered by the door protection portion 33d, thereby preventing chipping, avoiding damage to the coating film and preventing rusting.

  On the other hand, the snow and mud that are wound up and scattered by the wheels W, mainly the tread surface Tr that is the ground contact surface of the tire T, due to traveling, etc., adhere to the wheel apron 13 that forms the tire house 10 and the like, and are indicated by an imaginary line a. However, the snow and mud adhering to and accumulating on the portion are guided rearward along the inner side surface 34a of the projection 34 formed on the seal member 31 as shown by the arrow D in FIG. It is discharged to the rear of the vehicle 1 from between the front end of the wheel 34 and the wheel W, and adhesion and accumulation of snow and mud on the lip portion 32 side of the seal member 31 can be prevented.

  Therefore, when the door is closed, water droplets can be prevented from entering and freezing into the pressure contact portion A where the pressure contact surface 33c formed on the lip portion 32 of the seal member 31 and the pressing surface 21a of the rear side door 20 are in pressure contact with each other. Good door opening can be secured.

  Further, the sealing member 31 has an inner grip 32a, an outer grip 32b, and a connecting portion 32c for connecting the inner grip 32a and the proximal end side of the outer grip 32b, and the mounting flange portion 15 is sandwiched so as to cover the end edge thereof. Since the grip portion 32 having a U-shaped cross section is attached, the seal member 31 is attached to the wheel arch portion 12 in a stable state, and the attachment flange portion 15 including the wheel arch portion 12 is covered by the grip portion 32. Thus, the hole arch portion 12 is protected from snow, mud, pebbles and the like that are wound and scattered by the wheels W by traveling or the like.

  Further, since the seal member 31 is attached to the wheel arch portion 12 and the rear end portion 21 of the rear side door 20 is protected from chipping by the seal member 31, the lip portion of the seal member is repeatedly applied to the wheel arch portion as in the prior art. Cost reduction can be expected in which the wheel arch collar and the chipping guard for protecting the rear end of the door from chipping are unnecessary without contact.

(Second Embodiment)
A second embodiment of the present invention will be described with reference to FIG. In FIG. 3, parts corresponding to those in FIGS. 1 and 2 are denoted by the same reference numerals, and detailed description thereof is omitted.

  3 is a cross-sectional view of the main part corresponding to FIG. 2 of the first embodiment, FIG. 3 (a) shows a state before the rear side door 20 is closed, and FIG. 3 (b) shows a closed state.

  The present embodiment and the first embodiment are different from each other in the seal member. Other configurations are the same as those in the first embodiment, and the seal member will be mainly described.

  As shown in FIG. 3A, the seal member 41 in the present embodiment includes an inner grip 32a that is attached by sandwiching a mounting flange portion 15 formed by the wheel arch portion 12 and the end portion 14 of the wheel apron 13, and an outer side. Connection of the grip portion 32, which is a mounting portion having a U-shaped cross section having a grip 32 b and a connection portion 32 c, a hollow lip portion 43 continuous along the outer surface of the outer grip 32 b of the grip portion 32, and the grip portion 32. A protrusion 34 projecting from the portion 32c to the rear of the vehicle body, that is, in the direction of the wheel W is integrally formed. The grip portion 32 and the protrusion 34 are the same as those in the first embodiment, and a detailed description thereof will be omitted.

  The lip portion 43 has a hollow shape in which one base end 43a continues to the vicinity of the tip of the inner grip 32 and the other base end 43b continues to the outer end of the connecting portion 32c, and the door is closed outside in the vehicle width direction. Thus, a pressure contact surface 43c is formed on which the pressing surface 21a formed on the rear end portion 21 of the rear side door 20 is pressed. Further, a door protection portion 43d having a hook-like cross section is formed adjacent to the pressure contact surface 43c.

  When the rear side door 20 is closed as shown in FIG. 3B, the pressing surface 21 formed on the rear end portion 21 of the rear side door 20 is formed on the lip portion 43 of the seal member 41 and presses against the pressure contact surface 43c.

  When the pressing surface 21a of the rear side door 20 is in pressure contact with the pressure contact surface 43c of the lip portion 43, the lip portion 43 is elastically deformed by the pressure contact, and the pressing surface 21a of the rear side door 20 and the pressure contact surface 43c of the seal member 41 are brought into close contact with each other. In addition to the formation of the joint A, the door protection part 43d formed in a hook-like shape on the lip 43 swings with the elastic deformation of the lip 43, and the rear end 21 of the rear side door 20 is moved to the wheel W side. And wrap around.

  Further, as the rear side door 20 is opened, the pressing surface 21a of the rear side door 20 is separated from the pressure contact surface 43c of the lip portion 43, and the lip portion 43 of the sealing material 41 released from the pressing by the pressing surface 21a is elastically restored. As shown in FIG. 3A, the door protection portion 43d swings to release the covering of the rear end portion 21 of the rear side door 20.

  Accordingly, as the rear side door 20 is closed, the door protection portion 43d formed to project in a hook shape on the lip portion 43 is surely swung to wrap around the rear end portion 21 of the rear side door 20 from the wheel W side.

  According to the present embodiment, in addition to the first embodiment, the hook-shaped door protection portion 43d is formed so as to protrude adjacent to the pressure contact surface 43c of the hollow lip portion 43 of the seal member 41, thereby ensuring more reliability. Further, the rear end portion 21 of the rear side door 20 can be protected from chipping.

  Further, the hook-shaped door protection part 43 d can be installed only in a necessary part of the lip part 43. By installing the door protection part 43d only in a necessary part, the protrusion amount of the door protection part 43d is suppressed and the appearance is improved.

  In addition, this invention is not limited to the said embodiment, A various change is possible in the range which does not deviate from the meaning of invention. For example, in each of the above embodiments, the case where the door is a rear side door has been described as an example. However, the present invention can be applied to a seal structure of a wheel arch portion in which the wheel arch portion is covered by an end portion of another door such as a front side door. it can.

1 is a side view of a vehicle 1 to which a wheel arch seal structure according to a first embodiment of the present invention is applied. It is the II sectional view taken on the line of FIG. It is sectional drawing corresponding to FIG. 2 which shows the outline | summary of the seal structure of the wheel arch part by 2nd Embodiment of this invention, (a) shows a door open state, (b) shows a door closed state. It is sectional drawing which shows the outline | summary of the sealing structure of the conventional wheel arch part. It is sectional drawing which shows the outline | summary of the sealing structure of the conventional wheel arch part.

Explanation of symbols

1 Vehicle 10 Tire House 11 Fender Panel 12 Wheel Arch 14 End 15 Mounting Flange 20 Rear Side Door 21 Rear End (End)
21a Press surface 31 Seal member 33 Lip part 33c Pressure contact surface 32 Grip part (attachment part)
32a Inner grip 32b Outer grip 32c Connecting portion 33 Lip portion 33c Pressure contact surface 33d Door protection portion 34 Projection 41 Seal member 43 Lip portion 43c Pressure contact surface 43d Door protection portion W Wheel T Tire

Claims (3)

In the seal structure of the wheel arch portion in the vehicle that covers the wheel arch portion that forms the periphery of the tire house that accommodates the wheel from the vehicle width direction outside by the door end when the door is closed,
A mounting portion to be mounted on the wheel arch portion;
A hollow sealing member having a pressure contact surface on which an inner surface of an end portion of the door is pressed and a lip portion formed with a door protection portion covering the end portion of the door along the pressure contact surface is provided. Wheel arch seal structure.   2. The wheel arch seal structure according to claim 1, further comprising a protrusion formed to protrude from the mounting portion toward a wheel housed in the tire house. The door protection part of the lip part is
3. The wheel arch seal structure according to claim 1, wherein the wheel arch seal structure bulges outward in the vehicle width direction along the pressure contact surface and covers an end of a door from a wheel side in the tire house.

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