JP4652159B2 - Weather strip for back door - Google Patents

Description

  The present invention has an upper back door that opens upward on the back side of an automobile with an upper end hinge as an axis, and a lower back door that opens downward on an axis with the lower end hinge as an axis, and the upper end of the lower back door It is related with the weather strip attached to a part.

This will be described with reference to FIGS. On the back side, an automobile having two back doors, an upper back door 6 and a lower back door 1, is used in many cases. The upper end of the lower back door 1 has an extrusion molding portion 31. A weather strip 30 integrally formed with mold forming portions 32, 32 is attached to both left and right end portions.

  The mold forming portion 32 of the weather strip 30 is provided with a seal main body portion 33 fixed to the inner panel 2 of the lower back door 1 and protruding in the left and right directions from the main body portion 33, and when the lower back door is closed. A lid portion 34 is provided which is in elastic contact with the body of the automobile and serves as a gap concealing portion when the upper back door 6 is closed. As shown in FIG. 5, the lid portion 34 has an approximately L-shaped cross section and is assembled by inserting a lower end portion between the outer panel 3 and the exterior garnish 5.

  In such a conventional weather strip 30, the lid portion 34 is simply inserted and assembled between the outer panel 3 and the exterior garnish 5, so that the lid portion 34 can easily move both in the front-rear direction and in the vertical direction. There is a problem that the posture after assembly is not stable and the appearance is lowered.

  In addition, there is a problem of sealing performance such that water enters from a gap G formed between the inner panel 2 and the cover garnish 4 provided on the indoor side (front side) thereof.

  The present invention was devised in view of such problems, and in the weather strip attached to the upper end of the lower back door of the automobile, by stabilizing the assembled posture of the lid formed on the molded part, It is an object of the present invention to provide a product that can prevent deterioration in appearance and has excellent sealing properties.

This will be described with reference to FIGS. 1 and 2 and FIGS. A weather strip 10 for a back door according to claim 1 is attached to an upper end portion of a lower back door 1 provided on a back side of an automobile, and is molded integrally with an extruded portion 11 and both left and right end portions thereof. is composed of a part 12, 12, the molded portion 12, is projected in the lateral direction from the body portion 13, in a substantially inverted L-shape having a horizontal portion 15 and a vertical portion 16, the vertical portion 16 A weather strip having a lid portion 14 inserted between the outer panel 3 and the exterior garnish 5; from the horizontal portion 15 of the lid portion 14 to the inner panel 2 located on the indoor side of the outer panel 3; A drooping portion 17 inserted between the cover garnish 4 located on the indoor side of the drooping portion 17 is suspended, and a concave portion 18 is formed on the upper side thereof by a convex portion 19 projecting forward from the lower end portion of the drooping portion 17. The tip of the bent portion 4a formed by projecting backward from the rear surface of the upper end of the cover garnish 4 is in contact with the recess 18.

The backdoor weatherstrip 10 according to the second aspect is the invention according to the first aspect, wherein the cover garnish 4 has an upper end surface extending from the front end of the horizontal portion 15 as shown in FIG. The projecting portion 20 is provided so as to hang down in proximity to or in contact with.

The weather strip 10 for a back door according to claim 1 is provided between the inner panel 2 located on the indoor side of the outer panel 3 and the cover garnish 4 located on the indoor side from the horizontal part 15 of the lid part 14. The hanging part 17 is inserted into the hanging part 17, and a recessed part 18 is formed on the upper side by a projecting part 19 projecting forward from the lower end part of the hanging part 17, and is projected rearward from the rear surface of the upper end part of the cover garnish 4. Since the tip of the bent part 4a formed in this way is formed so as to abut against the recess 18 , the lid part 14 can be prevented from moving in the front-rear direction and the up-down direction after the weather strip 10 is assembled.

That is, the forward movement of the lid portion 14 is prevented by the front end of the bent portion 4 a protruding from the cover garnish 4 being in contact with the front surface of the recess 18, and the backward movement is caused by any of the drooping portions 17. The part is blocked by contacting the inner panel 2. Further, the upward movement of the lid portion 14 is prevented by the rear end of the bent portion 4a projecting rearward from the rear surface of the upper end portion of the cover garnish 4 coming into contact with the lower surface 18a of the concave portion 18, thereby The downward movement is prevented by the rear end of the bent portion 4 a of the cover garnish 4 coming into contact with the upper surface of the recess 18. By these, the movement of the cover part 14 in the front-rear direction and the vertical direction is both prevented, the assembled posture of the cover part 14 is stable, and the appearance can be maintained well.

  In addition, since the drooping portion 17 of the lid portion 14 is inserted between the inner panel 2 and the cover garnish 4 and the tip of the cover garnish 4 is brought into contact with the concave portion 18 formed in the drooping portion 17, A gap G between the cover garnish 4 and the cover garnish 4 can be closed, and the sealing performance of the portion can be improved.

The weather strip 10 for a back door according to claim 2 is provided with a temporary line in FIG. 8 and a protruding portion 20 shown in FIG. 9, and the front and rear and upper and lower sides of the lid portion 14 as in the invention according to claim 1. Directional movement is prevented, the assembled posture can be maintained well, and the sealing performance can be enhanced.

  Further, since the projecting portion 20 that is close to or in contact with the upper end surface of the cover garnish 4 is suspended from the front end portion of the horizontal portion 15, when the projecting portion 20 contacts the cover garnish 4, the lid portion 14 The downward movement is further reliably prevented. Thereby, the assembly | attachment attitude | position of the cover part 14 is stabilized more, and appearance can further be improved.

An embodiment of a weather strip 10 for a back door according to the present invention is shown in FIG. 1, FIG. 2, and FIGS. This is provided on the back side of an automobile, directly below the upper back door 6 that opens upward with the upper hinge as an axis, and attached to the upper end of the lower back door 1 that opens downward with the lower hinge as an axis. The lid is formed by the extrusion molding part 11 and the mold molding parts 12 and 12 integrally molded at both right and left ends thereof, and is protruded from the main body part 13 to the mold molding part 12 in the left and right directions, respectively. A weather strip provided with a portion 14. The lid portion 14 has a substantially inverted L-shaped cross section having a horizontal portion 15 and a vertical portion 16, and the vertical portion 16 is inserted into a gap J between the outer panel 3 and the exterior garnish 5.

  A hanging portion 17 is suspended from the horizontal portion 15 of the lid portion 14. The hanging portion 17 is inserted into a gap G between the inner panel 2 located on the indoor side of the outer panel 3 and the cover garnish 4 located on the indoor side. Further, a concave portion 18 is formed in the hanging portion 17 so that the tip of the cover garnish 4 abuts.

The lower back door 1 includes an inner panel 2, an outer panel 3, a cover garnish 4 and an exterior garnish 5. An interior trim 8 is attached to the indoor side excluding the left and right ends of the lower back door 1. Further, the main body 13 of the molded part 12 is in elastic contact with the body weather strip 7 attached along the opening edge of the automobile body.

  Moreover, although the recessed part 18 in this embodiment is formed with the convex part 19 protruded ahead in the lower end part of the drooping part 17, and the horizontal part 15 of the said cover part 14, this invention is limited to this. For example, as shown in FIG. 9, two convex portions 19 may be formed on the upper and lower sides, and the portion between them may be the concave portion 18.

In the present embodiment, the projecting portion 20 is suspended from the front end portion of the horizontal portion 15, and the lower end thereof is brought close to the upper end surface of the cover garnish 4 . In addition, the code | symbol H is a hole for attaching the shaping | molding part 12 to the inner panel 2 with a clip.

  The weather strip 10 for a back door according to the present embodiment reliably prevents the lid portion 14 from moving in the front-rear direction and the up-down direction after being assembled to the lower back door 1, and the lid portion 14 is assembled. The posture can be stabilized and the appearance can be kept good.

That is, the forward movement of the lid portion 14 is prevented by the front end of the bent portion 4 a of the cover garnish 4 coming into contact with the front surface of the recess 18. Further, the backward movement is prevented by the lower end of the drooping portion 17 coming into contact with the inner panel 2.

Furthermore, upward movement of the lid 14, the rear end of the bent portion 4a of the cover garnish 4 is prevented by abutting the lower surface 18a of the recess 18. Further, the downward movement is such that the rear end of the bent portion 4a of the cover garnish 4 is the upper surface of the concave portion 18 ... that is, the lower surface of the horizontal portion 15 (FIG. 8) or the lower surface of the upper convex portion 19 (FIG. 9). · abuts against the or the upper end surface of the cover garnish 4 is prevented by abutting the lower end of the (phantom in FIG. 8) protruding portion 20. As a result, the movement of the lid portion 14 in the front-rear direction and the vertical direction is prevented, the assembled posture of the lid portion 14 after the weather strip 10 is assembled is stabilized, and the appearance is maintained well.

  In addition, since the drooping portion 17 of the lid portion 14 is inserted between the inner panel 2 and the cover garnish 4 and the tip of the cover garnish 4 is brought into contact with the concave portion 18 formed in the drooping portion 17, A gap G between the cover garnish 4 and the cover garnish 4 can be closed by the hanging part 17. Thereby, the sealing performance of the gap G can be improved.

It is a rear view which shows the back side of the motor vehicle with which the weather strip for back doors was attached (the state where the upper back door opened and the lower back door closed). It is a rear view which shows the back side of the motor vehicle with which the weather strip for back doors was attached (a state where both the upper back door and the lower back door opened). It shows the weather strip for back doors which concerns on a prior art example, and is a back surface expansion perspective view of the X section in FIG. It is a front expansion perspective view of the weather strip for back doors shown in FIG. The weather strip for back doors which concerns on a prior art example is shown, and it is the YY sectional view taken on the line of FIG. 1 and FIG. The weather strip for backdoors concerning the embodiment of the present invention is shown, and it is the back expansion perspective view of the X section in Drawing 1. It is a front expansion perspective view of the weather strip for back doors shown in FIG. The weather strip for back doors concerning the embodiment of the present invention is shown, and it is a YY line sectional view of Drawing 1 and Drawing 6. It is a modification figure of FIG.

DESCRIPTION OF SYMBOLS 1 Lower back door 2 Inner panel 3 Outer panel 4 Cover garnish 4a Bending part 5 Exterior garnish 6 Upper back door 7 Body weather strip 8 Interior trim 10 Back door weather strip 11 Extrusion part 12 Molding part 13 Body part 14 Lid 15 Horizontal part 16 Vertical part 17 Suspended part 18 Concave part 18a Bottom surface of concave part 19 Convex part 20 Protruding part 30 Weather strip for back door 31 Extrusion part 32 Molding part
33 Body 34 Lid H Hole

Claims (2)

It is attached to the upper end of the lower back door (1) provided on the back side of the automobile, and is composed of an extrusion molding part (11) and mold molding parts ( 12, 12) integrally formed at both right and left ends. The mold forming part protrudes from the main body part (13) in the left-right direction and has a substantially inverted L-shaped cross section having a horizontal part (15) and a vertical part (16), and the vertical part is an outer panel ( 3) a weather strip having a lid (14) inserted between the outer garnish (5) and an inner panel (2) located on the indoor side of the outer panel from a horizontal portion of the lid; , And a hanging part (17) inserted between the cover garnish (4) located on the indoor side of the hanging part and a projecting part (19) projecting forward from the lower end part of the hanging part. a recess (18), Kabaga Weatherstrip for a back door bent portion formed to protrude rearward from the upper end portion rear face of the Danish tip of (4a) abuts on the recess.   The weather strip for a back door according to claim 1, wherein a projecting portion (20) close to or in contact with the upper end surface of the cover garnish (4) is suspended from the front end portion of the horizontal portion (15).

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