JP2004249811A - Roof device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To realize a sunroof device provided with a seal member capable of ensuring a water sealing property by a contact part with a weather strip at a connection part of two movable panels even when an error of assembling in height direction exists between the two movable panels. <P>SOLUTION: The roof device for vehicle is provided with lip parts 61, 62 molded such that thickness is reduced from the seal member 60 in an extension direction at a cross section perpendicular to the longitudinal direction of the seal member 60, and it is constituted so that, when the first movable panel 21 and the second movable panel 22 are positioned at usual positions, the lip parts 61, 62 come into close contact with a weather strip 71. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a vehicle roof device that opens and closes a roof opening provided on a vehicle roof with a plurality of movable panels. In particular, the present invention relates to a seal member for preventing rainwater from flowing between a roof and a movable panel.
[0002]
[Prior art]
Conventionally, in a roof device having a plurality of movable panels so as to be able to open and close such an opening portion of the roof, when the movable panel is in a closed state, as shown in FIG. Is mounted so that a seal member 60 extending in the width direction of the vehicle is sandwiched between a lower end of a rear end of a first movable panel 21 disposed on the rear side and an upper end of a front end of a second movable panel 22 disposed on the rear side. The weather strip 71 is continuously attached to the edge of the roof opening, and the lower surfaces of the movable panels 21 and 22 are in close contact with the weather strip 71 to prevent rainwater from entering between the movable panel and the housing 31. It is a configuration that prevents it. (For example, refer to Patent Document 1).
[0003]
[Patent Document 1]
U.S. Pat. No. 5,988,736 [0004]
[Problems to be solved by the invention]
However, according to the conventional technique described above, when a height difference occurs between the front movable panel 21 and the rear movable panel 22 due to an assembly error or the like as shown in FIG. A gap as indicated by reference numeral A is likely to occur at a contact portion between the member 60 and the weather strip 71. For this reason, the sealing member 60 and the weather strip 71 cannot adhere to each other, and there is a possibility that rainwater may enter.
[0005]
Therefore, an object of the present invention is to ensure watertightness at the contact portion with the weather strip even when there is a slight mounting error in the height direction between the two movable panels at the connecting portion of the two movable panels. An object of the present invention is to provide a sunroof device having a seal member.
[0006]
[Means for Solving the Problems]
A first technical measure taken in the present invention to solve the above technical problem is to provide a normal position to close a weather strip attached to an edge of an opening provided in a vehicle roof and to close the opening, and A first movable panel configured to be movable between an operating position raised from the normal position, a normal position disposed behind the first movable panel and in close contact with the weather strip and closing the opening, and the normal position A second movable panel configured to be movable between an operating position rising from the first movable panel and a lower end of a rear end of the first movable panel when the first movable panel and the second movable panel are both at a normal position. 2. A roof device for a vehicle, comprising: a sealing member attached to the second movable panel so as to be sandwiched between upper front ends of the movable panels; A lip portion formed so as to decrease in thickness in a direction of extension from the seal member in a cross section, and the lip portion is attached to the weather strip when the first movable panel and the second movable panel are in a normal position. That is, it is configured to be in close contact.
[0007]
With this configuration, even if a slight height error occurs between the first movable panel and the second movable panel, the lip portion of the seal member acts so as to close the gap, thereby ensuring watertightness.
[0008]
Preferably, in addition to the first technical means, the second technical means adopted in the present invention is that a linear projection is formed on a mounting portion for the second movable panel provided on the seal member. is there.
[0009]
With this configuration, the seal member can be assembled to the second movable panel, and watertightness at the joint can be ensured.
[0010]
Further, in addition to the above-mentioned second technical means, the third technical means taken in the present invention is a wall which is located on the outer side in the vehicle width direction with respect to the joint portion between the seal member and the second movable panel. A part is formed on the seal member.
[0011]
With this configuration, the wall portion acts to reduce the pressure that promotes the infiltration of rainwater into the engagement portion and improve the watertightness.
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
An embodiment of a sunroof device 10 (roof device) according to the present invention will be described below with reference to the drawings.
[0013]
FIG. 1 shows an embodiment of the present invention, and is a perspective view of a sunroof device 10 mounted on a vehicle roof 11 as viewed from above. 2 and 3 are perspective views of the appearance of the sunroof device 10, FIG. 3 shows a state where the sunroof device 10 is closed, and FIG. 3 shows an open state.
[0014]
The roof 11 is provided with a roof opening 12 (roof opening), and a housing 31 which is a basic component of the sunroof device 10 is attached to an inner edge of the roof opening 12 by bolts (not shown). The housing 31 has a rectangular shape having a space portion corresponding to the roof opening 12 at the center. As shown in FIG. 3, rainwater infiltrates between the housing 31 and the movable panels 21, 22, 23 on the upper surface of the housing 31 in a state where the sunroof device 10 is closed by movable panels 21, 22, 23 described later. The weather strip 71 to be prevented is attached.
[0015]
On the lower surface of the housing 31, a pair of guide rails 15 located on the left and right of the roof opening 12 and extending in the vehicle front-rear direction are arranged. A first operating arm 51 is attached to the guide rail 15 via a rotating mechanism (not shown) such that the front end thereof is substantially at the center of rotation and the rear end can be raised. A second operation arm 52 is provided on the vehicle rear side of the first operation arm 51, and a third operation arm is provided on the rear side thereof with respect to the guide rail 15 via a rotary sliding mechanism (not shown). It is mounted so as to be movable in the front-rear direction of the vehicle and to be able to raise the rear part with the front end part as the approximate center of rotation.
[0016]
The rotation mechanism of the first operation arm 51 and the rotation slide mechanism of the second and third operation arms 52 and 53 are cables extending from a driving device 55 attached to the lower surface of the housing 31 on the vehicle front side. 56. The drive unit 55 is configured to slide and rotate.
[0017]
The plurality of movable panels 21, 22, and 23 which are usually made of glass plates are attached so as to extend to the left and right of the roof opening 12. The movable panels are referred to as a first movable panel 21 (first movable panel), a second movable panel 22 (second movable panel), and a third movable panel 23 in order from the front of the vehicle. The first movable panel 21, the second movable panel 22, and the third movable panel 23 are respectively connected to a first operating arm 51, a second operating arm 52, and a third operating arm 53 via a mounting frame (not shown). Fixed. Therefore, the first movable panel 21 is normally located at a normal position that covers a part of the roof opening 12 on the vehicle front side. Further, when the first operating arm 51 is operated by the operation of the driving device 55, the first movable panel 21 has its front end 21a (front end) (shown in FIG. 2) as a center of rotation and its rear end 21b (rear end). 2) (shown in FIG. 2) so as to be lifted above the vehicle. That is, a so-called tilt-up operation is possible. Further, the second movable panel 22 and the third movable panel 23 are configured to be capable of performing a similar tilt-up operation and a sliding operation for moving in the vehicle front-rear direction.
[0018]
Next, a configuration between the first movable panel 21 and the second movable panel 22 will be described with reference to FIG. A resin liner 24 is fixed to the rear end 21b of the first movable panel 21 and a resin retainer 25 is fixed to the front end 22a of the second movable panel 22.
[0019]
The liner 24 extends and covers the rear end 21b of the first movable panel 21 in the vehicle width direction (the direction perpendicular to the paper surface of FIG. 4), so that the accuracy of the overall shape of the first movable panel 21 including the liner 24 is improved. Is secured. Further, the liner 24 has a rear end portion 21b which is thin and is formed into a shape having a predetermined distance from the retainer 25 as shown in FIG. 4, and is provided with an inclined surface portion 24a which becomes gradually thicker from the thinner portion toward the front. .
[0020]
The retainer 25 covers the front end portion 22a of the second movable panel 22 in the vehicle width direction so as to cover the front end portion 22a, thereby ensuring the accuracy of the entire shape of the second movable panel 22 including the retainer 25. At the tip of the retainer 25, a holding portion 26 which is thin with a step is formed. A seal member 60 described below is attached to the holding portion 26 of the retainer 25 by an adhesive tape 67 and extends in the vehicle width direction.
[0021]
The seal member 60 is made of an elastic material such as a rubber material, and basically has a function of ensuring watertightness between the first movable panel 21 and the second movable panel 22 when the sunroof device 10 is closed. As shown in FIG. 4, the seal member 60 has two hollow portions 60a and 60b having a cross-sectional shape perpendicular to the longitudinal direction and arranged in the vehicle front-rear direction (the left-right direction in FIG. 4). When the first movable panel 21 is in a normal state, that is, in a state where the opening 12 is closed, the hollow portions 60a and 60b are changed from a shape shown by a two-dot chain line in FIG. Deform. In particular, the hollow portion 60a connects the liner 24 of the first movable panel 21 and the retainer 25 of the second movable panel 22 in a waterproof manner.
[0022]
The hollow portion 60 b of the seal member 60 has a shape extending further forward than the tip of the holding portion 26 of the retainer 25, and has a sloped portion 24 a provided on the liner 24 of the first movable panel 21 and an upper surface of the housing 31. It is sandwiched between the attached weather strips 71. With this configuration, a watertight property with respect to the housing 31 is secured at the joint between the first movable panel 21 and the second movable panel 22. Further, a first lip portion 61 extending substantially horizontally forward with a gradually decreasing thickness from the tip portion of the hollow portion 60b, and a second lip portion 62 extending with a gradually decreasing thickness rearward from a rear portion of the hollow portion 60b. Provided. The first lip portion 61 and the second lip portion 62 are in close contact with the upper portion of the weather strip 71 in a state where the sunroof device 10 is closed, and a little in the height direction between the first movable panel 21 and the second movable panel 22. Even if a dimensional error occurs, the first lip portion 61 and the second lip portion 62 bend so that no gap is formed between the first movable panel 21 and the second movable panel 22 with the weather strip 71. And watertightness is ensured.
[0023]
Further, as shown in FIGS. 4 and 5 which are cross-sectional views taken along the line AA in FIG. 2, mounting portions are provided on both end portions of the seal member 60 so as to cover the upper and lower surfaces of the holding portion 26 of the retainer 25. 63 are formed. Further, as shown in FIG. 6 which enlarges the symbol C shown in FIG. 3 on both end portions of the seal member 60, a plurality of linear protrusions are formed on the inner wall portion of the mounting portion 63 so as to extend in the front-rear direction. I have. The linear projections are an upper linear projection 81a provided to contact the upper surface and the distal end of the holding portion 26 of the retainer 25, and a lower linear projection 81b provided to contact the lower surface and the distal end. The projections 81a and 81b locally contact the holding portion 26 with a large contact pressure, thereby preventing rainwater from permeating through a gap between the attachment portion 63 and the holding portion 26. In the same manner, a contact lip 82 is provided in the mounting portion 63 of the seal member 60 to prevent penetration into a gap between the side surface portion 26 a (FIG. 6) of the mounting portion 63 and the seal member 60. The tip of the contact lip 82 contacts the side end surface 26a of the portion 26.
[0024]
A gap is easily formed between the front end portion of the adhesive tape 67 and the seal member 60 when the adhesive tape 67 is attached, which is further shown in FIG. For this purpose, the rear end portion 81c of the upper linear projection 81a is projected rearward so as to be able to contact the adhesive tape 67. Further, in order to increase the reliability of water tightness, a vertical wall portion 83 is formed on the sealing member 60 so as to be located outside of the front end of the adhesive tape 67 in the width direction of the vehicle, and the sealing tape 60 is sealed. The wind pressure generated during running of the vehicle does not directly act on the boundary of the member 60.
[0025]
In the sunroof device 10 configured as described above, the seal member 60 is released from the compression by the first movable panel 21 in a state where the first movable panel 21 is tilted up by the operation of the driving device 55, and FIG. The shape shown by the two-dot chain line is obtained. Further, when the opening 12 of the roof is released as shown in FIG. 3, the first lip portion 61 and the second lip portion 62 of the seal member 60 are both lifted from the weather strip 71 and slide with the weather strip 71. The second movable panel 22 slides upward in the vehicle.
[0026]
On the other hand, when both the first movable panel 22 and the second movable panel 22 are closed, as is clear from the above description of the configuration, the watertightness is completely achieved even at the joints of the respective components, and the vehicle enters the vehicle compartment. Infiltration of rainwater is completely prevented. Also, rainwater that enters from between the movable panel and the roof and is prevented from entering the vehicle interior by the seal member 60 and the seal member 60 is discharged from a discharge unit (not shown).
[0027]
In the above description of the configuration and operation, the first movable panel 21 and the second movable panel 22 have been described. However, in the sunroof device 10 according to the present invention, the rear end of the second movable panel 22 and the front end of the third movable panel 23 The same configuration is applied to waterproofing between them. By adopting such a configuration, it is clear that the configuration of the present invention can be applied to a sunroof device having a larger number of movable panels.
[0028]
【The invention's effect】
In the sunroof configuration of the present invention, the first lip portion 61 and the second lip portion 62 provided on the seal member 60 are bent, so that a gap between the first movable panel 21 and the second movable panel 22 and the weather strip 71 are formed. Can be prevented from occurring. Then, even in the case where there is an assembling error in the height direction between the two movable panels at the connecting portion of the two movable panels, water tightness can be ensured at the contact portion with the weather strip.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a state in which a sunroof device according to the present invention is disposed on a vehicle roof.
FIG. 2 is a perspective view showing the sunroof device according to the present invention shown in FIG. 1 when closed by a movable panel.
FIG. 3 is a perspective view showing a state in which a movable panel is opened in the sunroof device according to the present invention shown in FIG. 2;
FIG. 4 is a sectional view taken along line AA of FIG. 2;
FIG. 5 is a sectional view taken along line BB of FIG. 4;
FIG. 6 is an enlarged view of a portion C in FIG. 3;
FIG. 7 is a cross-sectional view showing a state of a movable panel, a seal member, and a weather strip used in a conventional technique.
8 is a cross-sectional view showing a state in which a dimensional error in the height direction has occurred between two movable panels in the conventional technique of FIG. 7;
[Explanation of symbols]
10 Roof device (sunroof device)
12 Roof opening 21 First movable panel 22 Second movable panel 60 Seal members 61, 62 Lip parts (first lip part, second lip part)
71 Weather strips 81a, 81b Linear projections (upper linear projection 81a, lower linear projection 81b)
83 wall (vertical wall)

Claims (3)

A first movable panel configured to be movable between a normal position in which the weather strip is attached to an edge of an opening provided in the vehicle roof to close the opening and an operating position rising from the normal position; (1) a second movable panel that is arranged behind the movable panel and is configured to be movable between a normal position that is in close contact with the weather strip and closes the opening and an operating position that rises from the normal position;
The first movable panel and the second movable panel are attached to the second movable panel so as to be sandwiched between a lower rear end of the first movable panel and an upper front end of the second movable panel when both are at a normal position. A roof device for a vehicle, comprising:
A lip portion formed so as to decrease in thickness in a direction perpendicular to a longitudinal direction of the seal member in a direction extending from the seal member, wherein the first movable panel and the second movable panel are in a normal position; The lip portion may be configured to be in close contact with the weather strip. The vehicular roof device according to claim 1, wherein a linear projection is formed in a mounting portion for the second movable panel provided on the seal member. The vehicle roof according to claim 1, wherein a wall portion located outside in a vehicle width direction is formed on the seal member with respect to a joint portion between the seal member and the second movable panel. apparatus.

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