JP6093522B2 - Weather strip - Google Patents

Description

  The present invention relates to a weather strip that is attached to a door opening edge of an automobile body and seals between the door and the door when the door is closed.

  FIG. 2 is a cross-sectional view taken along line AA of FIG. 1 showing a weather strip mounting structure attached to the lower body portion of the automobile shown in FIG. 1. The weather strip 1 includes a hollow mounting base 2 and The mounting base 2 is formed of a hollow seal portion 3 formed integrally with the mounting base 2. The mounting base 2 is fixed to a panel 4 constituting the lower body by a clip 5, and the sealing portion 3 elastically contacts the lower periphery of the door 6 when the door is closed. To be sealed. In the figure, 7 is an interior material (a kicking plate).

  As for the weather strip mounting structure, the weather strip has a main body portion having a concave groove provided with a burr and a hollow seal portion protruding from the vehicle body of the main body portion, and the burr is removed from the concave groove of the main body portion. After that, there is also known a structure in which the end portion of the indoor trim is inserted and the weather strip is fixed to the body by pressing the main body portion against the flange at the trim end portion (Patent Document 1).

JP 2002-127841 A

  When the weather strip mounting base is fastened with a clip, the weather strip becomes wavy between the fastening points, and the appearance tends to be impaired. In order to reduce the swell, if the number of fastening points by the clip is increased and the pitch is reduced, the weight is increased correspondingly and the cost is increased. In this regard, as disclosed in Patent Document 1, using the indoor trim and inserting the end portion into the concave groove of the main body portion to fix the weather strip can solve the above problem, There is room for improvement.

  The present invention is to improve the weather strip disclosed in Patent Document 1, to reduce the weight and cost of the weather strip mounting structure, to improve the workability when mounting the weather strip, and to stabilize the mounting state. Objective.

The invention according to claim 1 is a weather strip that is attached to a door opening edge of an automobile body and seals between the door when the door is closed, and is attached to the door opening edge, and an end of the interior material is A mounting portion having a recessed groove to be inserted; and a seal portion formed integrally with the mounting portion and elastically contacting the door periphery when the door is closed, and the recessed groove supports a side wall constituting the recessed groove. In the weather strip provided with a lid-like burr for preventing crushing of the concave groove, the burr is integrally formed on one side wall of the concave grooves at one end in the groove width direction. The other end of the side walls constituting the groove is connected to the other side wall by a connecting portion having such a low strength that it can be easily divided by pushing the end portion of the interior material, and the burr is connected to the end portion of the interior material. Where bent by indentation Oite, a groove bottom side, of the opposite side of the groove bottom, is scooped groove bottom is formed on the thin portion, the mounting portion has a hollow portion, the side wall part of which constitutes the concave groove It is comprised by one side wall of them, and the said seal part is hollow shape, and the one part is comprised by the other side wall among the side walls which comprise the said ditch | groove, and the said seal part and attachment part are the same It consists of a material, and the core part is not embed | buried in the attaching part, It is characterized by the above-mentioned.

The invention according to claim 2 is characterized in that, in the invention according to claim 1, the attachment portion is fixed to the door opening edge of the vehicle body by a clip at a required location.

According to the weather strip of the invention according to claim 1, since it is attached to the door opening edge portion of the automobile body using the interior material, the weight is reduced and the cost is reduced as compared with the mounting structure in which the weather strip is attached using the clip. In addition to being able to plan, no swell is produced and the appearance is improved. In addition, it is possible to prevent the groove from being crushed by supporting it with burrs. By ensuring the groove width of the groove with burrs, it is easy to insert the end of the interior material. When pushing the burrs, the burrs are bent and inserted into the concave grooves, and the burrs are easy to be pushed in, so that the workability when inserting the interior material is improved. Moreover, since burrs are not required to be removed, does not require partial removal operations, as well as improved workability, Barigomi does not occur. Further, the burr pushed into the concave groove comes to be pressed against the end of the interior material by its restoring force, and the retention property to the end of the interior material is improved.

If the weather strip is fixed even by a clip as in the invention according to claim 2 , the weather strip is prevented from shifting in the longitudinal direction, and the retaining property to the door opening edge is improved. Note that the clip used in the present invention can be suppressed to the minimum necessary to prevent the weatherstrip from shifting, and the increase in weight and cost edge due to the provision of the clip can be minimized.

A side view of an automobile. Sectional drawing of the prior art example in the AA of FIG. 1 is a schematic enlarged sectional view of a weather strip according to the present invention. Sectional drawing which shows the attachment structure of the weather strip shown in FIG.

  A weather strip according to an embodiment of the present invention will be described below with reference to the drawings. In the figure, the same components as those shown in FIG.

The weather strip 11 shown in FIG. 3 includes an attachment portion 12 and a hollow seal portion 3 formed integrally with the attachment portion 12, and the attachment portion 12 has a hollow portion 13 and a concave groove 14. 14 has a burr 15.

  One end of the groove 14 in the groove width direction of the burr 15 is integrally formed with one of the side walls 14a and 14b constituting the groove 14, and the groove bottom side is rolled to form a thin portion 15a. The other end of the burr 15 is connected to the other side wall 14b of the side walls 14a and 14b constituting the concave groove 14 by a thin connecting portion 16, and when the burr 15 is pushed in the direction of the arrow in FIG. The burrs 15 are easily divided, and the burrs 15 are pushed into the concave grooves 14 in the direction of the arrows.

  The weather strip 11 is attached to the lower body part as follows.

  After the weather strip 11 is attached to the panel 4 of the lower body part, the attachment part 12 is fastened to the panel 4 by the clips 5 passed through the hollow part 13 of the attachment part 12 at the three ends of the lower body part. Thereafter, an end portion 17 a bent downward of the kicking plate 17 as an interior material mounted on the floor in the passenger compartment is pushed into the concave groove 14. The burr 15 that is broken at the connecting portion 16 and separated from the side wall 14b is easily bent at the thin portion and pushed into the groove (FIG. 4).

  The burr 15 pushed into the groove is pressed against the kicking plate end 17a by the restoring force, so that the weather strip 11 is held by the kicking plate end 17a even between the clips, and does not cause swell and looks good. Will improve. In addition, the fastening with the clip 5 is performed at three places, the both ends and the center of the lower body part. In comparison, it is quantified and can reduce costs.

  The weather strip 11 is fastened by the clip 5 at the three positions of the lower body portion as described above, but this prevents the weather strip 11 from being displaced and improves the holding force. Because it is a number, the increase in weight and cost is negligible.

In the above-described embodiment, the attachment portion 12 has the hollow portion 13 so that the head of the clip 5 fits between the hollow portions. However, the fastening itself by the clip 5 can be omitted.

  In the above-described embodiment, the burr 15 is integrally formed on one side wall 14a and is connected to the other side wall 14b by the connecting portion 16. However, the burr 15 is integrally formed on the other side wall 14b and is connected to the one side wall 14a. You may connect by the connection part 16. FIG.

  In the illustrated embodiment, the thin portion of the burr 15 is formed at the connecting portion with the side wall 14a. However, even at a location far from the side wall 14a, the thick portion of the kicking plate end portion 16a from the side wall 14b. If it is formed at a location far away, the kicking plate end 17a can be inserted without any trouble.

  Although the said embodiment showed the weather strip 11 attached to a lower body part, the weather strip to which this invention is applied is not limited to the said weather strip 11, The other weather strip of a door opening edge part is mentioned above. The same effect can be obtained by configuring in the same manner as the weather strip 11 and inserting the end of an interior material such as an interior trim into the groove.

3 .. Hollow seal part 4. Panel 5. Clip 6. Door 11 Weather strip 12 Mounting part 13 Hollow part 14 Groove 15 Burr 16 Connection part 17 ..Kicking plate

Claims (2)

A weather strip 11 that is attached to a door opening edge of an automobile body and seals between the door 6 when the door is closed, and is a groove that is attached to the door opening edge and into which an end of an interior material 17 is inserted. 14 and a seal portion 3 that is integrally formed with the attachment portion 12 and elastically contacts the periphery of the door when the door is closed. The concave groove 14 includes a side wall 14a that constitutes the concave groove 14, In the weather strip provided with a lid-like burr 15 for supporting the crest 14b and preventing the crevice of the ditch 14 from being formed, one end of the ditch 14 in the groove width direction of the ditch 14 is formed on the side walls 14a and 14b. The other end of the side wall 14a is formed integrally with the side wall 14a, and the other end of the side wall 14a and 14b constituting the groove is strong enough to be easily separated by pressing the inner side wall end portion 17a. small At the location where the burr 15 is connected by the connecting portion 16 and is bent by the pushing of the interior material end portion 17a, the groove bottom side of the groove bottom side and the opposite side of the groove bottom is rolled to the thin wall portion 15a. The mounting portion 12 has a hollow portion 13, a portion of which is constituted by one of the side walls 14 a and 14 b constituting the concave groove 14, and the seal portion 3 is hollow. A part thereof is constituted by the other side wall 14b of the side walls 14a and 14b constituting the concave groove 14, and the seal portion 3 and the attachment portion 12 are made of the same material, and the attachment portion 12 includes A weatherstrip, characterized in that no core material is embedded . The weather strip according to claim 1, wherein the mounting portion (12) is fixed to a door opening edge of a vehicle body by a clip (5) at a required location.