JPH115452A - Waist seal structure of door weather strip - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a waist seal structure of door weather strip which can prevent the removal of the rear corner part of a rear door window panel to the outer side of the panel receiver of the waist seal part when the rear door window panel is fully closed, and can carry out an adiquate receiving and maintaining of the above rear corner part. SOLUTION: This waist seal structure can carry out an advance guide to a panel receiver 24 by a guide lip 28 extending to the lower edge of the side wall 26 of a panel receiver 24 which is provided to a waist seal part 21, even though a rear corner part is shaken out of the car when a door window panel 6 is fully closed, and the rear corner part can be received and maintained adequately to the panel receiver 24, so as to seal the periphery of the rear corner part securely.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waist seal structure at the rear end of a door weather strip mounted on a rear door of a sashless door type vehicle.

[0002]

2. Description of the Related Art FIGS. 5 and 6 show a waist seal structure of a door weather strip mounted on a conventional rear door. A door weather strip 20 has a peripheral portion of a door body 1, specifically, a door inner panel 2 shown in FIG. Are mounted in a series from the front end wall to the bottom wall and the rear end wall.
Fixed on the waist of the door window panel 6
A waist seal portion 21 for sealing around a rear corner portion having a substantially wedge-shaped side surface when fully closed is integrally formed.

[0003] The waist seal portion 21 is fitted on the waist portion of the rear end wall of the door inner panel 2 and is fixed to the shoulder portion 22 by the clip 9 and the waist portion of the peripheral flange 2 a of the door inner panel 2. A plate-like finisher portion 23 which is fixedly secured by the clip 9 and is disposed along the outer waist flange 4 of the door outer panel 3.

[0004] Shoulder part 22 and finisher part 23
A panel which is fitted to the rear end of the waist opening 5 of the door body 1 via a lower peripheral flange 24a and receives the rear corner when the door window panel 6 is fully closed. The receiving portion 24 is integrally formed.

The panel receiving portion 24 is formed in a bag shape having a U-shaped cross section, and a sealing lip 2 which is in close contact with the inner and outer surfaces of the rear corner portion is provided at the upper edge of the rear inclined opening.
The seal lip 27 seals around the rear corner when the door window panel 6 is fully closed.

Further, a side wall 25 of the panel receiving portion 24 facing the vehicle compartment is formed flat, and a sealing surface which comes into close contact with a vehicle body side door weather strip attached to a vehicle body opening edge (not shown) when the door is closed. There is.

In FIGS. 5 and 6, reference numeral 7 denotes a waist molding which is fixed to the outer waist flange 4 to cover the outer waist flange 4, reference numeral 10 denotes a door inner trim, and reference numeral 11 denotes a door inner trim.
Denotes a door outer waist reinforcement, and 12 denotes a door inner waist reinforcement.

This similar structure is disclosed, for example, in Japanese Patent Application Laid-Open No. 58-16 / 1983.
No. 4423.

[0009]

The side wall 25 of the panel receiving portion 24 facing the passenger compartment is formed so as to rise from the upper edge of the shoulder portion 22, while facing the outer waist flange 4 of the panel receiving portion 24. The side wall 26 integrally extends forward from the plate-like finisher portion 23, and has a lower end opposed to an upper edge of a rear corner portion of the door window panel 6 rising from the inside of the door body. Moreover, since the panel receiving portion 24 is set slightly wider than the thickness of the door window panel 6 between the side walls 25 and 26 to hold the rear corner portion, a gap is inevitable between the side wall 26 and the outer waist flange 4. Will occur.

Therefore, due to an assembling error of the door window panel 6, the upper edge of the rear corner portion interferes with the lower end of the side wall 26 when the door window panel 6 is fully closed, and the lower end of the side wall 26 becomes the panel receiving portion. 6, the rear corner portion once enters between the side wall 26 and the outer waist flange 4 as shown in FIG. It becomes impossible to properly receive and hold in the panel receiving portion 24, and a gap may be formed between the waist seal portion 21 and the rear corner portion, so that the sealing performance may be impaired.

Therefore, according to the present invention, when the door window panel of the rear door is fully closed, the rear corner portion can be properly received and held in the panel receiving portion of the waist seal portion, thereby securely sealing around the rear corner portion. And a waist seal structure of the door weather strip.

[0012]

According to a first aspect of the present invention, a door weather strip mounted on a peripheral portion of a door body of a rear door is formed integrally with an end portion of the door weather strip and disposed at a rear end of a waist opening of the door body. A waist seal portion having a U-shaped bag-shaped panel receiving portion for receiving a rear corner portion of the door window panel when the door window panel is fully closed and sealing around the rear corner portion. At the lower edge of the side wall facing the outer waist flange of the receiving portion, a guy lip that is inclined and formed toward the outer waist flange side and extends to guide the rear corner into the panel receiving portion is extended. And

According to a second aspect of the present invention, the guide lip according to the first aspect is characterized in that the guide lip is formed to be gradually thinner as it reaches the tip of the lip.

According to a third aspect of the present invention, in the guide lip according to the first or second aspect, the initial contact portion where the rear corner portion first contacts due to the rise of the door window panel is made thinner than the other portions. It is characterized by being formed.

According to a fourth aspect of the present invention, the side wall of the panel receiving portion facing the outer waist flange according to any one of the first to third aspects is located near the extended portion of the guide lip toward the outer waist flange side. It is characterized in that a protruding thick reinforcing portion is provided.

A fifth aspect of the present invention is characterized in that the thick reinforcing portion according to the fourth aspect is formed so as to protrude annularly.

According to a sixth aspect of the present invention, a locking groove is formed in the upper edge of the plate-like finisher portion provided along the outer waist flange of the waist seal portion according to the first to fifth aspects. On the other hand, on the side edge of the upper part of the waist molding covering the outer waist flange, a claw piece engaging with the locking groove is formed, and by engaging the locking groove with the claw piece, the waist molding and the flange finisher are formed. The parts are fixed to the outer waist flange.

[0018]

According to the first aspect of the present invention, since the guide lip inclined toward the outer waist flange is extended from the lower edge of the side wall of the panel receiving portion facing the outer waist flange. Even if the rear corner portion swings out of the vehicle when the window panel is fully closed, the upper edge of the rear corner portion is caught by the guide lip and the entry into the panel receiving portion is guided.

As a result, the rear corner can be properly received and held in the panel receiving portion, and the periphery of the rear corner can be reliably sealed.

According to the second aspect, in addition to the effect of the first aspect, since the guide lip has a thin lip tip side, when the upper edge of the rear corner portion comes into contact with the lip tip, the lip tip. Swiftly flexibly deforms toward the outer waist flange side to guide the entry of the rear corner portion, and the guide effect can be enhanced without the lip tip getting caught inside the panel receiving portion.

Further, the flexibility of the lip tip and the rigidity of the lip base improve the resilience of the lip tip, so that an appropriate guiding action can be performed for a long period of time.

According to the third aspect, in addition to the effects of the first and second aspects, the initial contact portion where the rear corner portion of the guide lip first contacts is formed thinner than the other portions. When the upper edge of the rear corner portion abuts, the initial abutting portion is quickly flexibly deformed toward the outer waist flange side, and the flexure deformation in the same direction can be spread to the entire guide lip, It is possible to reliably prevent the lip tip from being caught in the panel receiving portion.

According to the fourth aspect, in addition to the effects of the first to third aspects, the side wall facing the outer waist flange of the panel receiving portion is provided with a thick reinforcing portion near the extended portion of the guide lip. Therefore, the waist of the guide lip can be avoided by strengthening the stiffness of the guide lip, and the appropriate guide action can be maintained for a long time.

Further, since the thick reinforcing portion is formed so as to protrude toward the outer waist flange side, when the rear corner portion is received in the panel receiving portion, the thick reinforcing portion abuts on the outer waist flange to make an appropriate contact. The support reaction force is obtained, and the rear corner portion can be prevented from swaying to the outside of the vehicle, so that the holding ability can be improved.

According to the fifth aspect, in addition to the effect of the fourth aspect, since the thick reinforcing portion is formed so as to protrude in an annular shape, the rigidity can be easily adjusted and an appropriate stiffness can be obtained. .

Further, since the central portion of the thick reinforcing portion is depressed, even when the thick reinforcing portion is in close contact with the outer waist flange surface when the periphery is in a wet state, the contact area is small, so that the elasticity of the panel receiving portion is small. By the action, it is possible to avoid generation of an unpleasant peeling sound when the thick reinforcing portion is peeled from the outer waist flange surface.

According to the sixth aspect, in addition to the effects of the first to fifth aspects, in addition to the effects of the first to fifth aspects, the mutual engagement between the plate-like finisher portion of the waist seal portion and the upper side edge of the waist molding is performed by the engagement between the locking groove and the claw piece. Because it can be fixed to the outer waist flange by wearing
The sense of quality can be further improved by eliminating the feeling of unstable mounting of the waist molding and the finisher.

[0028]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the accompanying drawings, in which the same reference numerals are assigned to the same parts as in the above-mentioned conventional configuration.

1 to 4, reference numeral 1 denotes a door body of a sashless type rear door, and a peripheral portion of a door inner panel 2, specifically, a front end wall, a bottom wall, and a rear wall of the door inner panel 2. A series of door weather strips 20 are mounted over the end walls.

At the rear end of the door weather strip 20, a waist seal portion 21 is fixed on the waist portion of the door inner panel 2 and seals around a rear corner portion of a substantially wedge-shaped side surface when the door window panel 6 is fully closed. Is integrally molded.

The waist seal portion 21 is externally fitted on the waist portion at the rear end of the door inner panel 2, and is fixed to the shoulder portion 22 by the clip 9.
A plate-like finisher portion 23 which is fixedly attached to the waist portion of the peripheral flange 2a by the clip 9 and is disposed along the outer waist flange 4 of the door outer panel 3.
And

The shoulder portion 22 and the finisher portion 23
The rear end of the waist opening 5 of the door body 1 is fitted to the rear end of the door main body 1 via a lower peripheral flange 24a to receive the rear corner when the door window panel 6 is fully closed. A panel receiving portion 24 formed in a bag shape having a V-shaped cross section is integrally formed.

Since the door window panel 6 is raised with a slight forward rotation, the bag-shaped panel receiving portion 24 is formed so that its rear side is deeper in accordance with the vertical path of the rear corner. I have.

Further, both side walls 25 of the panel receiving portion 24,
26 are set slightly wider than the thickness of the door window panel 6 so that the rear corner portion can be held. A seal lip 27 is formed so as to be in close contact with the inner and outer surfaces, so that the seal lip 27 seals around the rear corner when the door window panel 6 is fully closed.

The basic structure described above is the same as that of the related art, but in the present embodiment, the waist seal portion 21 is formed.
The outer waist flange 4 is provided on the lower edge of the side wall 26 on the side of the outer waist flange 4 constituting the panel receiving portion 24.
A guide lip 28 is formed which is inclined toward the side and guides the rear corner portion to enter the panel receiving portion 24.

The guide lip 28 gradually becomes thinner toward the tip of the lip, and is formed in a tapered cross section so that the tip of the lip becomes sharp.

A guide lip 28 is provided on the side wall 26.
A thick reinforcing portion 29 protruding toward the outer waist flange 4 is provided at a position near the extended portion of the guide lip 28 at a substantially central portion of the formation length of the guide lip 28.

The thick reinforcing portion 29 is gradually formed in a substantially tapered shape from the side wall 26 and its side surface is formed as a flat surface substantially parallel to the outer waist flange 4 surface. It is formed in an annular shape with the center depressed.

The outer waist flange 4 is fastened and fixed to the outer waist flange 4 with screws 8 from the passenger compartment side in order to incline the waist portion of the door outer panel 3 and seal the outer side of the vehicle around the waist opening 5. The upper edge of the finisher portion 23 of the waist seal portion 21 is disposed so as to circumscribe the upper side edge of the rear end portion of the waist molding 7. A locking groove 30 is recessed on the side surface facing the passenger compartment on the rear side, while a claw piece 7a engaging with the locking groove 30 is formed on the upper edge of the rear end of the waist molding 7. The rear upper edge of the waist molding 7 and the rear upper edge of the finisher portion 23 are fixed to the outer waist flange 4 by engagement of the locking grooves 30 and the claw pieces 7a.

The lower edge of the side wall 26 of the panel receiving portion 24 is formed substantially at a right angle to the upper edge of the rearwardly inclined upper edge, and is formed to be inclined obliquely upward toward the upper edge of the upper edge. Since the rear lip portion is formed to be inclined obliquely upward, the rear corner portion first comes into contact with the lower portion of the obliquely rising guide lip 28 near the fully closed position of the door window panel 6. The initial contact portion where the rear corner portion first contacts is formed thinner than other portions.

In the present embodiment, the screw 8 fixing position at the rear end of the above-mentioned waist molding 7 is set just behind the initial contact portion, and the guide lip 28 is opposed to the screw head. The recess 31 is formed so that the initial contact portion is thinner than other portions.

In this embodiment, the lower portion of the guide lip 28 is connected to the lower peripheral flange 24a of the panel receiving portion 24 so that the shape of the guide lip 28 is not interrupted.

According to the structure of the above embodiment, the side wall 26 of the panel receiving portion 24 facing the outer waist flange 4 is formed.
A guide lip 28 that is inclined toward the outer waist flange 4 side is provided at the lower edge of the vehicle, so that when the door window panel 6 is fully closed, even if the rear corner portion swings out of the vehicle, The upper edge of the rear corner is captured by the guide lip 28, and is guided into the panel receiving portion 24.

As a result, the rear corner portion can be properly received and held in the panel receiving portion 24, the periphery of the rear corner portion can be reliably sealed, and the sense of quality and reliability can be further improved. Can be.

In the present embodiment, since the guide lip 28 is formed to be thin toward the tip of the lip, when the upper edge of the rear corner portion comes into contact with the tip of the lip, the tip of the lip is quickly moved. It can flexibly bend and deform to the outer waist flange 4 side to guide the approach at the rear corner,
Therefore, the guide effect can be enhanced without the tip of the lip getting caught in the panel receiving portion 24.

Also, the flexibility of the lip tip and the stiffness of the lip base improve the restorability of the lip tip, so that an appropriate guiding action can be performed for a long period of time.

In particular, even if the guide lip 28 is formed so as to be inclined upward in accordance with the lower edge shape of the side wall 26 as in the present embodiment, the rear corner portion of the guide lip 28 comes into contact first. Since the initial contact portion is formed thinner than the other portions, the upper edge of the rear corner portion comes into contact with the initial contact portion, so that the initial contact portion is quickly and flexibly deformed toward the outer waist flange 4 side. Guide lip 28
It is possible to spread bending deformation in the same direction throughout,
It is possible to reliably prevent the lip tip from getting caught in the panel receiving portion 24.

The side wall 2 on which the guide lip 28 is extended.
6 is provided with a thick reinforcing portion 29 in the vicinity of the extended portion of the guide lip 28, so that the stiffness of the guide lip 28 can be strengthened and the wavy deformation of the guide lip 28 can be avoided. A proper guiding action can be maintained for a long time.

Further, since the thick reinforcing portion 29 is formed so as to protrude toward the outer waist flange 4 side, when the rear corner portion is received in the panel receiving portion 24, the thickness is increased by the outward deformation of the side wall 26. The flat surface of the meat reinforcing portion 29 abuts on the outer waist flange 4 to obtain an appropriate support reaction force, thereby preventing the rear corner portion from swaying to the outside of the vehicle, and improving the holdability of the rear corner portion. Can be.

Moreover, since the thick reinforcing portion 29 is formed in an annular shape in which the central portion of the flat surface is depressed, the thick reinforcing portion 29 is used when the surroundings are wet when running on rainy weather, immediately after washing the car, or the like. Even when the thick reinforcing portion 29 is separated from the outer waist flange 4 by the elastic action of the panel receiving portion 24 due to the small contact area even when the thickened portion is in close contact with the outer waist flange 4 surface, the generation of unpleasant peeling sound is avoided. be able to.

On the other hand, such a door window panel 6
Separately from the guiding action of the rear corner portion, the upper edge of the plate-shaped finisher portion 23 of the waist seal portion 21 and the upper side edge of the waist molding 7 are mutually engaged with the locking groove 30 and the claw piece 7.
Since the outer waist flange 4 is fixed to the outer waist flange 4 by engaging with the a, the feeling of instability in mounting the waist molding 7 and the finisher portion 30 can be eliminated, and the quality can be further improved.

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention.

FIG. 2 is a sectional view taken along the thick reinforcing portion and an initial contact portion of the embodiment.

FIG. 3 is an exploded perspective view of the embodiment.

FIG. 4 is a perspective view of the waist seal portion of the embodiment as viewed from obliquely below the back side.

FIG. 5 is an exploded perspective view showing a conventional structure.

FIG. 6 is a sectional view of a conventional structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Door main body 4 Outer waist flange 5 Waist opening 6 Door window panel 7 Waist molding 7a Nail piece 20 Door weather strip 21 Waist seal part 23 Finisher part 24 Panel receiving part 28 Guide lip 29 Thick reinforcing part 30 Lock groove

Claims (6)

[Claims] The door window panel is formed integrally with an end of a door weather strip mounted on a peripheral portion of a door body of the rear door, and is disposed at a rear end of a waist opening of the door body. A lower edge of a side wall facing the outer waist flange of the panel receiving part, in a waist seal part having a panel receiving part formed in a bag shape with a U-shaped cross section for receiving the rear corner part and sealing around the rear corner part. A waist seal portion structure of the door weather strip, characterized in that a guide lip is formed so as to be inclined toward the outer waist flange side to guide the rear corner portion into the panel receiving portion. 2. The waist seal structure of a door weather strip according to claim 1, wherein the guide lip is formed to be gradually thinner toward the tip of the lip. 3. The guide lip according to claim 1, wherein an initial contact portion at which a rear corner portion first comes into contact with the rise of the door window panel is formed thinner than other portions. Waist seal structure of door weather strip. 4. A side wall of the panel receiving portion facing the outer waist flange is provided at a position near the extended portion of the guide lip.
The waist seal structure of a door weather strip according to any one of claims 1 to 3, further comprising a thick reinforcing portion protruding toward the outer waist flange side. 5. The waist seal structure of a door weather strip according to claim 4, wherein the thick reinforcing portion is formed so as to protrude annularly. 6. An upper part of a waist molding in which a locking groove is recessed at an upper edge of a plate-like finisher disposed along the outer waist flange of the waist seal, while the outer waist flange is covered. Claw pieces engaging with the locking grooves are formed on side edges of the waist molding and the finisher portion are fixed to the outer waist flange by engagement of the locking grooves and the claw pieces. A waist seal structure of the door weather strip according to any one of claims 1 to 5.