JP3129391B2 - Door seal structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a door seal structure at a door opening of a vehicle.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 10, in a back door of a vehicle 8 such as an RV car or a van, a first door 81 provided below a door opening 80 and abutting against the first door 81. A back door having a structure including a second door 82 provided above the door opening 80 is also known.

As shown in FIG. 11, the first door 81 is disposed below the door opening 80, and is a door that is opened and closed in the front-rear direction with respect to the door opening 80 at a side portion thereof. Further, the second door 82 is disposed above the door opening 80, and in the upper portion,
The door is opened and closed vertically with respect to the door opening 80.

As shown in FIG. 12, the first door 81 includes a door body including an outer panel 811 and an inner panel 812, and a door seal body 91 provided on an upper portion thereof.
It is composed of The door seal body 91 has outer seal portions 10 at both ends thereof, which are in contact with the second door 82 and the glass 99. As shown in FIG. 11, the second door 82 includes a glass 99 and a frame 98 surrounding the outer periphery of the glass 99, and is attached to the door opening 80 by a damper 97 so as to be openable and closable.

[0005] As shown in FIG. 12, when the first door 81 is closed with respect to the door opening 80, the back surface of the outer seal portion 10 of the door seal body 91 has the opening provided in the door opening 80. It comes into contact with the weather strip 82. Further, the second door 82 is connected to the door opening 8.
When the door 99 is closed, the glass 99 comes into surface contact with the outer seal portion 10 of the door seal body 82.

[0006]

However, as shown in FIG. 12, the sealing structure of the back door includes a glass 99, a door sealing body 91, and an opening weather strip 9.
There is a place where the two persons come into contact. This part has a large number of abutting parts. Therefore, as shown in FIG. 13, a triangular gap 900 is generated at a portion where the three members come into contact due to manufacturing errors of these components, and water from outside enters the room via the gap 900. There is a possibility that. Therefore, the sealing performance of the above-mentioned sealing structure is insufficient.

In order to improve the sealing performance of the above-mentioned sealing structure, it is conceivable to increase the accuracy of the alignment when assembling the parts. However, this increases the work of assembling parts.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object of the present invention is to provide a door seal structure in which water does not enter a vehicle cabin and is easily assembled.

[0009]

The invention according to claim 1 is provided behind a vehicle.
At the bottom of the girder door opening
A first door that is opened and closed in the front-rear direction of the door opening;
A Located above the opening, it opens and closes vertically in the door opening
With the second door being closed and after closing the first door
The second door is configured to be closed, and the door is opened.
The opening is provided with an opening weather strip,
The opening of the door opening above the first door
Door seal so that it comes into surface contact with the
And the seal surface of the outer seal part of the door seal body
Do not arrange the second door so that it can be opened and closed so that
Back seal structure, wherein the door seal body
Sealing surface of the outer seal portion in the have a inner sealing lip on the interior side, the first door in the horizontal direction and then the
When the second door is closed downward, the door
The second door comes into contact with the inner seal lip of the
The opening weather strip and the first of the door opening
Water that has entered the gap between the door and the door seal
It is blocked by the side seal lip and does not enter the room
A door seal structure characterized in that it is configured as described above .

The operation of the present invention will be described below. In the seal structure of the door of the present invention, tail door seal body
An inner seal lip is provided on the indoor side of the seal surface of the outer seal portion. Therefore, water that has entered between the opening weather strip and the door seal body, that is, from the gap 900 shown in FIG. 13 described above, is blocked by the inner seal lip. Therefore, in the door seal structure of the present invention, water does not enter the room.

Further, as described above, in the door seal structure of the present invention, water that has penetrated is blocked by the inner seal lip. For this reason, if the assembling error of the opening weather strip, the door seal body, and the like is large, the gap formed therebetween is large, and even if a large amount of water enters through the gap, water does not enter the room. As described above, the sealing structure of the present invention is easy to assemble because the assembly error does not cause much problem.

Next, as described in the second aspect, the sealing surface of the outer seal portion includes an outer seal lip on the outdoor side, and a lower lip for connecting a lower portion between the inner seal lip and the outer seal lip. It is preferable that a concave leak receiving portion for temporarily receiving water leakage is formed by these three members, and that the water leak receiving portion has a drain port for draining water to the outside of the room. As a result, water that has entered through the gap (see FIG. 13) is blocked by the inner seal lip and introduced into the water leakage receiving portion provided on the seal surface. Further, a drain port is provided in the water leakage receiving portion. Therefore, the water flows from the leak receiving portion to the drain port, and is drained from the room to the outside. Therefore, water infiltrates into the room and overflows on the sealing surface of the outer seal part.
Water can be prevented from entering the room over the inner seal lip.

According to a third aspect of the present invention, the drain port is
Preferably, it is provided on the outer seal lip. The outer seal lip is provided at a location facing the outside,
The drain provided here naturally opens outside the room. Therefore, the water that has entered the water leakage receiving portion can be quickly drained to the outside of the room, so that water can be prevented from accumulating in the water leakage receiving portion and overflowing into the room. The drain port may be, for example, a notch provided in the outer seal lip. It can also be a hole.

Next, according to a fourth aspect of the present invention, the outer seal lip has a sub lip extending in the direction of the water leakage receiving portion, and the sub lip is inclined upward from the inner side surface of the seal lip. It is preferable that it is provided.
As a result, the water that has entered from between the opening weather strip and the door seal is reduced in water pressure by the sub lip, and then enters the water leakage receiving portion. For this reason, the water can be quickly drained out of the room from the drain port of the leak receiving part.

Next, as in the invention of claim 5, the door seal body has a hollow seal portion having a hollow portion extending from the outer seal portion, and the water leakage receiving portion is formed of the hollow seal portion. It is preferable to have a drain port communicating with the hollow part. This allows the water that has entered the water leakage receiving portion to be quickly drained into the hollow portion, and prevents a large amount of water from accumulating in the water leakage receiving portion, overflowing the inner seal lip, and overflowing into the room. be able to. Incidentally, by providing a water outlet which is open to the outdoor side up Symbol hollow portion, it is possible to drain the water to more quickly outside. Next, claim 6
Openi mounted on the door opening of the vehicle as in the invention of
On the indoor side of the first door
Arranged to make surface contact with opening weather strip
Door seal body, and the door seal body
Can be opened and closed to make surface contact with the sealing surface of the outer seal
In the door seal structure consisting of the second door provided in Noh
The sealing surface of the outer seal is
Has a rlip and the sealing surface of the outer seal
Has an outer seal lip on the outdoor side and the inner seal
Bottom connecting between the lower part of the lip and the outer seal lip
Lip, and the three parties temporarily receive water leakage.
A concave leak receiving portion for stopping the water is formed.
The receiving part has a drain for draining water to the outside of the room.
The outer seal lip extends in the direction of the leak receiving part.
Having a sub-lip provided thereon, wherein the sub-lip is
The lip must be inclined upward from the inner surface
There is a door seal structure characterized by the following. In this case,
As described in the first aspect of the present invention,
Between the weatherstrip and the door seal
Water that has penetrated is blocked by the inner seal lip.
Water does not enter the room. Opening weather
-If there is a large assembly error in the strip, door seal, etc.
Even in this case, water does not enter the room, and assembly errors are not much of a problem.
And easy to assemble. Also, as described above,
The flop provided with the discharge water outlet so as to form the leakage receiving
Water inside the room over the inner seal lip
Intrusion can be prevented. Furthermore, as described above,
The opening sub-lip is provided because the sub-lip is inclined.
Water that has entered between the weatherstrip and the door seal
The water pressure can be reduced by the sub lip. That
Drain the above water from the drainage outlet of the leak receiving part immediately.
be able to. Next, as in the seventh aspect of the present invention,
The spout is preferably provided on the outer seal lip.
New In this case, the water that has entered the leak receiving part
The crab can be drained out of the room and water can overflow into the room.
And can be prevented. Next, as in the eighth aspect of the present invention,
The door seal body is a hollow extending from the outer seal part.
With a hollow seal part, and
Having a drain port communicating with the hollow part of the hollow seal part
Is preferred. In this case, the water that has entered the leakage
The water can be drained into the hollow part,
Can be prevented from overflowing.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 A door seal structure according to an embodiment of the present invention will be described.
This will be described with reference to FIGS. As shown in FIGS. 1 and 2, the door sealing structure 100 of the present embodiment includes an opening weather strip 2 attached to a door opening 80 (see FIGS. 10 and 11) of a vehicle 8 and an indoor side of a first door 81. And a door seal body 1 disposed so as to make surface contact with the opening weather strip 2. The second door 82 is provided so as to be openable and closable so as to be in surface contact with the seal surface 101 of the outer seal portion 10 of the door seal body 1.

The sealing surface 101 of the outer sealing portion 10
Has an outer seal lip 11 on the outdoor side, an inner seal lip 12 on the indoor side, and a lower lip 13 connecting the lower portions of the two seal lips 11, 12, and these three members temporarily receive water leakage. Leak receiving part 1 for use
05 is formed. Further, the water leakage receiving portion 105 has a drain port 110 for draining water to the outside of the room. The drain port 110 is a notch provided in the outer seal lip 11.

As shown in FIGS. 10 and 11, the door seal structure 100 includes a first door 81 and a second door 8.
2 is applied to the back door of the vehicle 8 consisting of 2. The first door 81 is disposed below the door opening 80, and is a door that is opened and closed in the front-rear direction of the door opening 80 on a side portion thereof. The second door 82 is disposed above the door opening 80, and is a door which is opened and closed in the upper and lower directions of the door opening 80.

As shown in FIG. 12, the first door 81 includes a door body composed of an outer panel 811 and an inner panel 812, and a door seal body 1 provided on an upper portion thereof.
It is composed of As shown in FIG. 11, the door seal body 1 has outer seal portions 10 at both ends. The second door 82 has a glass 99 and the glass 99
And a frame body 98 (see FIG. 11) surrounding the outer periphery of.

As shown in FIG. 1 and FIG.
When the door 1 is closed with respect to the door opening 80, the back surface of the outer seal portion 10 of the door seal body 1 comes into contact with the opening weather strip 2 provided in the door opening 80. Further, when the second door 82 is closed with respect to the door opening 80, the glass 99 comes into surface contact with the sealing surface 101 of the outer sealing portion 10 of the door sealing body 1.

As shown in FIGS. 1 and 2, the opening weather strip 2 includes the door seal body 1, a hollow seal lip 21 abutting on the glass 99, and a weld 23 attached to the door opening 80. The hollow seal lip portion 21 has a hollow portion 210 having a square cross section inside. Further, the weld portion 23 has a U-shaped cross section, and has a built-in core metal 230 for reinforcement.

As shown in FIGS. 1, 3, and 4, the door seal body 1 has an outer seal portion 10, a weld portion 19 attached to the upper end of the first door 81, and a corner portion of the first door 81. The cover 18 is attached. Weld part 1
Reference numeral 9 has a U-shaped cross section, and incorporates a reinforcing core. The outer seal part 10 has a hollow part 109 therein.

Next, the operation and effect of this embodiment will be described. In the door seal structure 100 of the present embodiment, a water leakage receiving portion 105 having a drain port 110 is provided. The water that has entered between the opening weather strip 2 and the door seal body 1, that is, from the gap 900 shown in FIG. 13 is first introduced into the water leak receiving portion 105 provided on the seal surface 101. Further, a drain port 110 is provided in the outer seal lip 11 constituting the water leakage receiving portion 105. Therefore, the water flows from the leak receiving portion 105 to the drain port 110,
From here, it is drained outside.

Further, as described above, in the door seal structure 100 of this embodiment, water can be easily drained from the drain port 110 to the outside of the room. For this reason, if the assembling error between the opening weather strip 2 and the door seal body 1 is large, the gap formed between them is large.
Even if a large amount of water enters the gap, no water enters the room.

Embodiment 2 As shown in FIGS. 5 to 8, this embodiment has a door sealing structure in which a sub lip is provided for an outer sealing portion of a door sealing body. As shown in FIGS. 5 and 8, the door seal body 1 in the door seal structure 100 of the present embodiment has a sub lip 14 extending toward the water leakage receiving portion 105 with respect to the outer seal lip 11. The sub lip 14 is provided to be inclined upward from the inner surface of the outer seal lip 11. Further, a drain port 110 is provided in the outer seal lip 11. Other configurations are the same as those of the first embodiment.

In the door seal structure 100 of this embodiment,
The water that has entered between the opening weather strip 2 and the door seal body 1, that is, from the gap 900 shown in FIG. 13 described above, is reduced in water pressure by the sub lip 14, and then enters the water leakage receiving portion 105. For this reason, the water can be quickly drained out of the room from the drain port 110 provided in the leak receiving portion 105. Others have the same operation and effects as the first embodiment.

Embodiment 3 As shown in FIG. 9, this embodiment is a door seal structure 100 in which a water leakage receiving portion 105 is provided with a hole-shaped drain port. As shown in FIG. 4 described above, the door seal body 1 in the door seal structure 100 of the present embodiment has a hollow portion 109 provided inside the outer seal portion 10. A hollow seal portion 190 is provided on the side of the weld portion 19. The hollow part 1
The reference numeral 09 extends inside the hollow seal portion 190. As shown in FIG. 9, the water leakage receiving portion 105 has a drain port 110 communicating with another hollow portion inside the hollow seal portion 190. Other configurations are the same as those of the first embodiment.

In the seal structure of the door of this embodiment, water that has entered the water leak receiving portion 105 can be quickly drained into the hollow portion, and a large amount of water accumulates in the water leak receiving portion 105, and the water inside the water receiving portion 105 is located inside. It can be prevented from overflowing into the room beyond the seal lip 12. Others have the same operation and effects as the first embodiment.

[0029]

As described above, according to the present invention, it is possible to provide a door seal structure in which water does not enter the interior of a vehicle and is easy to assemble.

[Brief description of the drawings]

FIG. 1 is a perspective view of a door seal structure according to a first embodiment.

FIG. 2 is a sectional view taken along the line AA in FIG.

FIG. 3 is a perspective view of a door seal body according to the first embodiment.

FIG. 4 is a sectional view taken along the line BB in FIG. 3;

FIG. 5 is a perspective view of a door seal structure according to a second embodiment.

FIG. 6 is a sectional view taken along the line CC in FIG. 6;

FIG. 7 is a perspective view of a door seal body according to a second embodiment.

FIG. 8 is a sectional view taken along the line DD in FIG. 7;

FIG. 9 is a perspective view of a door seal body according to a third embodiment.

FIG. 10 is a rear perspective view of a vehicle in a conventional example.

FIG. 11 is a rear perspective view of a conventional example in a state where a back door of a vehicle is opened.

FIG. 12 is a longitudinal sectional view of a door seal structure in a conventional example.

FIG. 13 is an enlarged sectional view of a main part of a door seal structure in a conventional example.

[Explanation of symbols]

 1. . . 9. door seal body, . . Outer seal part, 100. . . Seal structure, 101. . . Sealing surface, 105. . . 10. Leak receiving part, . . Outer seal lip, 12. . . 12. inner seal lip, . . 1. lower lip, . . 7. Opening weather strip, . . Vehicle, 80. . . Door opening, 81. . . First door, 82. . . Second door,

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B60J 5/10 B60J 10/08 B60R 13/06

Claims (8)

(57) [Claims] (1)In the door opening located behind the vehicle
And is located below the door opening and is located in front of and behind the door opening.
Door that opens and closes in the opposite direction and is located above the door opening
And a second door that is opened and closed in the vertical direction of the door opening.
Closing the second door after closing the first door
So that Opening weather strips at the door openings
The first door has the door opening
Make sure that the door is in face contact with the
To provide Also, the seal surface of the outer seal portion of the door seal body is
A second door that can be opened and closed so that
Door seal structure,  the aboveIn door seal bodyThe sealing surface of the outer seal is
Inside seal lip on indoor sideAnd Put the first door sideways, then the second door down
Inside the door seal provided on the first door when the door is closed
The second door comes into contact with the seal lip, and the door opening
Opening weatherstrip and first door door seal
Water entering the gap between the body and the inner seal lip
It is configured to be more dammed and not to enter the room
 A door seal structure, characterized in that: 2. The seal according to claim 1, wherein the seal surface of the outer seal portion has an outer seal lip on the outdoor side, and a lower lip for connecting a lower portion between the inner seal lip and the outer seal lip, A door having a concave leak receiving portion for temporarily receiving a leak by these three members, and the leak receiving portion has a drain port for draining water to the outside of the door. Seal structure. 3. The door sealing structure according to claim 2, wherein the drain port is provided in the outer seal lip. 4. The seal lip according to claim 2, wherein the outer seal lip has a sub lip extending toward the water leakage receiving portion, and the sub lip is provided to be inclined upward from an inner side surface of the seal lip. A door seal structure characterized in that the door is sealed. 5. The method according to claim 2, wherein:
The door seal body has a hollow seal portion having a hollow portion extending from the outer seal portion, and the water leakage receiving portion has a drain port communicating with the hollow portion of the hollow seal portion. Door seal structure. 6. An opening weather strip attached to a door opening of a vehicle, and a door seal body disposed on the indoor side of the first door so as to make surface contact with the opening weather strip, further comprising the door seal. A door sealing structure comprising a second door openably and closably provided so as to be in surface contact with a sealing surface of an outer sealing portion of the body, wherein the sealing surface of the outer sealing portion has an inner sealing lip on the indoor side. In addition, the sealing surface of the outer seal portion is located on the outside of the room.
The inner seal lip and the outer seal lip.
A lower lip connecting the lower lip with the lower lip.
Concave shape for temporarily receiving water leakage by these three parties
The water leakage receiving part is formed, and the water leakage receiving part
It has a drain port for draining, and the outer seal lip faces the leak receiving part.
It has an extended sub lip, and the sub lip is
It must be installed at an angle above the inner surface of the
And a door seal structure. 7. The method according to claim 6, wherein the drain port is provided with
The door seal is provided on the outer seal lip.
Seal structure. 8. The door seat according to claim 6, wherein
Has a hollow part extending from the outer seal part.
The water leakage receiving part has a hollow seal part
A drain port that communicates with the hollow part of the
Door seal structure.