JP2001213175A - Sunshine roof for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an inexpensive sunshine roof for vehicle capable of preventing water leakage and rust of an inner frame and necessitating no narrowing of a roof opening part. SOLUTION: This sunshine roof 1 for vehicle consists of a sunshine roof panel 11 covering the roof opening part 21, an inner frame 12 holding its peripheral fringe part 111, a weather strip 13 sealing a clearance between both of them and sealing a clearance between the inner frame 12 and the roof opening part 21, and a protector 14 fixed on the inner frame 12 to protect the weather strip 13. The inner frame 12 has a drain hole 121 communicating with a top face of the protector 14. The protector 14 is constituted in such a way that the water 3 dropped through the drain hole 121 from the inner frame 12 passes above the protector 14 and drops into a water drain channel 22 on an inner side of the roof opening part 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a vehicle sunroof for covering a roof opening provided in a vehicle body roof of a vehicle.

[0002]

2. Description of the Related Art Conventionally, a vehicle sunroof 9 (FIG. 14 (A)) has been provided in a part of a vehicle body roof 2 in order to enhance ventilation and open feeling of a vehicle compartment to improve comfort. (See FIG. 4). The vehicle sunroof 9 has a sunroof panel 91 for covering a roof opening 21 provided in the vehicle body roof 2 and an inner frame 92 for holding a peripheral portion of the sunroof panel 91 (FIG. 14).
(A)).

[0003] As shown in FIG. 14A, a peripheral edge 911 of the sunroof panel 91 seals a gap between the sunroof panel 91 and the inner frame 92, and the inner frame 92 and the roof opening. A weatherstrip 93 for sealing the gap with 21 is attached. That is, the weather strip 9
3 prevents infiltration from a gap between the sunroof panel 91 and the inner frame 92.

[0004]

However, the conventional vehicle sunroof 9 has the following problems. A case in which waterproofing of the gap between the sunroof panel 91 and the inner frame 92 cannot be reliably performed due to the settling of the contact portion 931 of the weatherstrip 93 with the sunroof panel 91 or expansion and contraction of the sunroof panel 91 due to heat. There is. In particular, when the sunroof panel 91 is made of a resin, the sunroof panel 91 is greatly expanded and contracted by heat, and the above-described problem is likely to occur.

[0005] When water enters through the gap between the sunroof panel 91 and the weather strip 93, water 3 accumulates on the inner frame 92, and the inner frame 92 may be rusted or leak into the vehicle interior. In order to solve this problem, there is a means for providing a drain hole 921 in the inner frame 92 as shown in FIG. 14B (Japanese Utility Model Laid-Open No. 3-230). Thus, the water 3 collected on the inner frame 92 can be dropped from the drain hole 921 to the drain passage 22 provided in the roof opening 21 to drain the water. However, in the above-mentioned means, there is a problem that the roof opening 21 becomes small, and in order to solve the problem, there is a problem that it is necessary to prepare another part and the cost increases.

The present invention has been made in view of such conventional problems, and provides an inexpensive vehicle sunroof that can prevent water leakage and rust of an inner frame and does not need to narrow a roof opening. What you want to do.

[0007]

According to the first aspect of the present invention, there is provided a sunroof panel for covering a roof opening provided in a vehicle body roof, an inner frame for holding a peripheral edge of the sunroof panel, and the sunroof panel. A weather strip for sealing a gap between the inner frame and the inner frame and for sealing a gap between the inner frame and the roof opening; A sunroof for a vehicle comprising: Water falls on the protector What, in the vehicle sunroof, characterized in that are configured to drop into the drainage passage provided on the inner side of the roof opening.

It is most remarkable in the present invention that the inner frame is provided with the drain hole, and the water that has fallen on the upper surface of the protector through the drain hole passes through the protector, and That is, the protector is configured to drop to the drainage channel. The protector presses a deflector for rectifying air in the roof opening when the vehicle sunroof is opened and closed. Due to the presence of the protector, the weather strip is prevented from coming into contact with the deflector and rubbing, thereby protecting the weather strip.

Next, the operation and effect of the present invention will be described.
In the sunroof for a vehicle, as described above, the drain hole is provided in the inner frame, and water that has fallen on the upper surface of the protector through the drain hole passes through the protector and passes through the drain passage. The protector is configured to fall to

Therefore, even if water enters the inner frame through a gap between the sunroof panel and the weather strip, water does not accumulate on the inner frame. Therefore, there is no danger that the water that has entered the inner frame leaks into the vehicle cabin or accumulates on the inner frame for a long time to generate rust. The vehicle sunroof is configured such that water falls on the drainage passage over the protector. That is, a water channel between the inner frame and the drainage channel can be configured by the protector. Therefore, it is not necessary to extend the drainage channel inside the roof opening so that the drainage channel is located below the inner frame, and it is possible to prevent the roof opening from being reduced.

Further, the protector is originally provided for protecting the weather strip, and is not newly provided particularly for drainage. Therefore, it is not necessary to increase the number of parts especially for drainage, and the vehicle sunroof can be obtained at low cost.

As described above, according to the present invention, it is possible to provide an inexpensive vehicle sunroof that can prevent water leakage and rust of the inner frame and does not need to narrow the roof opening.

Next, as in the second aspect of the present invention, it is preferable that the protector is provided with a water guide groove for guiding the water dropped on the upper surface of the protector to the drainage channel (FIG. 5B). )reference). Thereby, the water can be surely dropped into the drainage channel.

Next, as in the third aspect of the present invention, it is preferable that the water guide groove is provided below the drain hole. Thereby, the water on the inner frame can be surely dropped from the drain hole into the water guide groove and guided to the drainage channel.

Next, it is preferable that a concave water reservoir is provided at at least one position in the inner frame, and the water drain hole is provided in the water reservoir. (See FIG. 5A). As a result, water that has entered through the gap between the sunroof panel and the weather strip collects in the water reservoir and falls from there onto the protector. Therefore, the water on the inner frame can be drained reliably and efficiently.

Next, as in the fifth aspect of the present invention, the protector has a positioning boss protruding from an upper surface, while the inner frame has a positioning hole for inserting the positioning boss. Preferably, a clearance is provided between the positioning boss and the positioning hole, so that the positioning hole also functions as the drain hole. Accordingly, it is not necessary to newly provide a drain hole for drainage, and an inexpensive vehicle sunroof can be obtained.

Next, as in the invention as set forth in claim 6, the inner frame is provided in a portion other than the positioning hole.
It may have a drain hole dedicated for dropping water onto the upper surface of the protector (see FIG. 12). Thereby, even when there is much water intrusion from the gap between the sunroof panel and the weather strip, the water can be efficiently discharged. Note that the positioning hole may be closed so that water does not pass therethrough, and drainage may be performed only from the dedicated drainage hole (see FIG. 13).

Next, as in the invention as set forth in claim 7, the protector is configured to drop the water dropped on its upper surface into the drainage passage parallel to a sliding direction when the vehicle sunroof is opened and closed. It is preferable that it is performed (see FIG. 9). Accordingly, even when the vehicle sunroof is opened and closed, water on the inner frame can be dropped into the drainage channel via the protector. Therefore, when the vehicle sunroof is opened and closed, water can be prevented from falling into the vehicle interior.

[0019]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 A vehicle sunroof according to an embodiment of the present invention will be described.
This will be described with reference to FIGS. As shown in FIGS. 2 to 4, the vehicle sunroof 1 of this embodiment holds a sunroof panel 11 for covering a roof opening 21 provided in a vehicle body roof 2 of a vehicle and a peripheral edge 111 of the sunroof panel 11. And an inner frame 12.

The sunroof 1 for a vehicle is shown in FIGS.
As shown in FIG. 3, a weather strip 13 is provided to seal the gap between the sunroof panel 11 and the inner frame 12 and to seal the gap between the inner frame 12 and the roof opening 21. Furthermore,
On the lower surface of the inner frame 12, a protector 1 for protecting the weather strip 13 at opening and closing is provided.
4 is fixed.

The inner frame 12 has a structure shown in FIG.
As shown in (A), a drain hole 121 communicating with the upper surface of the protector 14 is provided. As shown in FIG. 1, the protector 14 is configured such that the water 3 that has fallen from the inner frame 12 through the drain hole 121 to the upper surface of the protector 14 passes over the protector 14, and Drainage channel 2 provided inside
It is configured to drop to 2.

That is, as shown in FIG.
Reference numeral 21 is provided on the lower surface of the outer edge of the inner frame 12, and the protector 14 is fixed to a portion where the drain hole 121 is provided. The protector 14 has a protruding tip 141 that protrudes outside the inner frame 12 and is inclined downward. The projecting tip 141 is located above the drainage channel 22.

As shown in FIG. 5B, the protector 14 is provided with a water guide groove 142 for guiding the water 3 dropped on the upper surface of the protector 14 to the drainage channel 22 along the circumferential direction of the protector 14. It is provided. The above water channel 1
As shown in FIG. 6, reference numeral 42 is provided so as to pass below the drain hole 121. 2 and 5 (A)
As shown in FIG. 1, concave water reservoirs 122 are provided at two places in the inner frame 12.
2 is provided with the drain hole 121 (FIGS. 1 and 5).
(A)). The locations where the water reservoirs 122 are disposed are two locations at the front corners of the inner frame 12 and are the lowest locations in the inner frame 12.

As shown in FIGS. 5B and 5A,
The protector 14 has a positioning boss 143 protruding from the upper surface, while the inner frame 12 has a positioning hole 12 through which the positioning boss 143 is inserted.
Three. The positioning boss 143 is formed at a position adjacent to the water guide groove 142.

As shown in FIG. 6, by providing a clearance between the positioning boss 143 and the positioning hole 123, the positioning hole 123 also serves as the drainage hole 121. That is, the positioning holes 12
3 is formed larger than the positioning boss 143.

As shown in FIG. 5, the inner frame 12 and the protector 14 are provided with fixing holes 12 through which waterproof rivets 144 for fixing both are inserted.
5,145 are provided respectively. The positioning boss 143 is inserted into the positioning hole 123, and the rivets 144 are inserted into the fixing holes 125 and 145 and swaged. Thereby, the protector 14 is fixed to the inner frame 12 as shown in FIG.

As shown in FIG. 5B, a seal bead 147 is provided on the upper surface of the protector 14. By fixing the protector 14 by bringing the seal bead 147 into close contact with the inner frame 12, the water 3 is discharged from the projecting tip 14 of the protector 14.
Leakage from parts other than 1 is prevented.

As shown in FIG. 7, the protector 14 projects outside the inner frame 12. The protector 14 presses the deflector 23 for rectifying the air in the roof opening 21 when the vehicle sunroof 1 is opened and closed.
The presence of the protector 14 prevents the weather strip 13 from abutting and rubbing against the deflector 23, and protects the weather strip 13.

That is, the base end 231 of the deflector 23 is attached to a rotating shaft 24 provided on the vehicle body roof 2. The deflector 23 is biased so as to jump upward (arrow U in FIG. 7) about the base end 231 as an axis. While pressing the deflector 23 thus biased downward (arrow D in FIG. 7) by the protector 14, the vehicle sunroof 1
To open and close (arrow S). Thus, the weather strip 13 is protected by preventing the deflector 23 from contacting the weather strip 13.

The sunroof panel 11 is made of resin. Further, as shown in FIG. 1, the inner frame 12 and the sunroof panel 11 are adhered by an adhesive 16.

Next, the operation and effect of this embodiment will be described. In the sunroof 1 for a vehicle, the drain hole 121 is provided in the inner frame 12, and the water 3 that has fallen on the upper surface of the protector 14 through the drain hole 121 passes through the protector 14, Position of the protector 14 so as to fall into the drainage channel 22,
The shape and the like are configured (FIG. 1).

Therefore, even if the water 3 enters the inner frame 12 from the gap between the sunroof panel 11 and the weather strip 13, the water 3 does not accumulate on the inner frame 12. Therefore, there is no risk that the water 3 that has entered the inner frame 12 leaks into the vehicle interior or accumulates on the inner frame 12 for a long time to generate rust.

The protruding tip 14 of the protector 14
In order to drop the water 3 from 1, it is not necessary to extend the drain 3 to the inside of the roof opening 21 so that the drainage channel 22 extends below the inner frame 12. Therefore, it is possible to prevent the roof opening 21 from being reduced.

Further, the protector 14 is originally provided to protect the weather strip 13, but is not newly provided particularly for drainage. Therefore, the vehicle sunroof 1 can be obtained at a low cost without increasing the number of parts especially for drainage.

Further, since the protector 14 is provided with the water guide groove 142, the water 3 can be surely dropped into the drain passage 22. In addition, the water guide groove 14
2 is provided below the drain hole 121, so that water 3 on the inner frame 12 is
1 can be reliably dropped into the water guide groove 142 and guided to the drainage channel 22.

The inner frame 12 is provided with a concave water reservoir 122, and the water reservoir 122 is provided with the drain hole 121 (FIG. 5A). As a result, the water 3 that has entered through the gap or the like between the sunroof panel 11 and the weather strip 13 is
And falls onto the protector 14 from there. Therefore, the water 3 on the inner frame 12 can be reliably and efficiently discharged.

Further, by providing a clearance between the positioning boss 143 of the protector 14 and the positioning hole 123 of the inner frame 12, the positioning hole 123 is provided with the drain hole 1
21 is also configured. Accordingly, it is not necessary to newly provide the drain hole 121 particularly for drainage, and the inexpensive vehicle sunroof 1 can be obtained.

As described above, according to the present embodiment, it is possible to provide an inexpensive vehicle sunroof that can prevent water leakage and rust of the inner frame and does not need to narrow the roof opening.

Embodiment 2 As shown in FIGS. 8 to 11, this embodiment employs a protector 14
The water 3 dropped on the upper surface of the vehicle sunroof 10
1 is an example of a vehicle sunroof 10 configured to drop into a drainage channel 22 parallel to a sliding direction when the vehicle is opened and closed.

That is, the vehicle sunroof 10 is shown in FIG.
As shown in the figure, the shape of the protector 140 is extended toward the side of the vehicle sunroof 10. Then, as shown in FIG. 10, the water guide groove 142 in the protector 140 is formed toward the extension tip 146 in the extension direction. Further, as shown in FIG. 11, the protector 140 has the extended distal end 146 inclined downward. Other configurations are the same as those of the first embodiment.

The vehicle sunroof 10 opens and closes the roof opening 21 by sliding in the front-rear direction of the vehicle as shown by an arrow S in FIG. A drainage channel 22 is provided in the vehicle body roof 2 in front of the roof opening 21 and on the side of the sliding vehicle sunroof 10. Therefore, when opening and closing the vehicle sunroof 10 configured as described above, the protector 1
The extension tip 146 of 40 can always be located above the drainage channel 22 (FIG. 9).

Thus, even when the vehicle sunroof 10 is opened and closed, the water 3 on the inner frame 11 is removed from the protector 14 as shown in FIGS.
0 to the drain 22.
Therefore, it is possible to prevent the water 3 from dropping into the vehicle interior when the vehicle sunroof 10 is opened and closed. In addition, the third embodiment has the same functions and effects as the first embodiment.

Embodiment 3 In this embodiment, as shown in FIG. 12, a dedicated drain hole 121 for dropping water 3 onto the upper surface of the protector 14 is provided in a portion of the inner frame 12 other than the positioning hole 123.
This is an example in which is formed. That is, as shown in FIG. 12, the positioning boss (reference numeral 143 in FIG. 5B) is not inserted into the bottom of the inner frame 12 above the water guide groove 142 of the protector 14 separately from the positioning hole 123. Are provided. Other configurations are the same as those of the first embodiment.

The water 3 on the inner frame 12 mainly falls from the exclusive drain hole 121 to the water conduit 142 of the protector 14, but a part thereof flows into the positioning hole 123.
Fall from. Thereby, even when there is a lot of water from the gap between the sunroof panel 1 and the weather strip 13, the water 3 can be efficiently discharged. In addition, the third embodiment has the same functions and effects as the first embodiment.

Fourth Embodiment As shown in FIG. 13, this embodiment is an example in which the positioning hole 123 is closed so that water 3 does not pass therethrough, and drainage is performed only from the exclusive drainage hole 121. That is, as shown in FIG.
A water conduit 142 is provided below the dedicated drain hole 121 toward the protruding tip 141 without providing the water drain 42. Other configurations are the same as those of the first embodiment. This also
A relatively large amount of water 3 can be efficiently discharged. In addition, the third embodiment has the same functions and effects as the first embodiment.

[0046]

As described above, according to the present invention, it is possible to provide an inexpensive vehicle sunroof that can prevent water leakage and rust of the inner frame and does not need to narrow the roof opening.

[Brief description of the drawings]

FIG. 1 is an explanatory cross-sectional view of a vehicle sunroof according to a first embodiment.

FIG. 2 is a bottom view of the vehicle sunroof according to the first embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a perspective view of a vehicle body roof in the first embodiment.

FIG. 5 is a perspective view of (A) a part of an inner frame and (B) a protector in the first embodiment.

FIG. 6 is an explanatory diagram of an inner frame and a protector according to the first embodiment.

FIG. 7 is an explanatory diagram of the vehicle sunroof according to the first embodiment when the sunroof is opened and closed.

FIG. 8 is a bottom view of a vehicle sunroof according to a second embodiment.

FIG. 9 is an explanatory view of opening and closing of a vehicle sunroof in a second embodiment.

FIG. 10 is an explanatory diagram of a protector according to a second embodiment.

FIG. 11 is a sectional view taken along line BB of FIG. 10;

FIG. 12 is an explanatory diagram of an inner frame and a protector according to a third embodiment.

FIG. 13 is an explanatory diagram of an inner frame and a protector according to a fourth embodiment.

14A is a cross-sectional explanatory view of a vehicle sunroof in a conventional example, and FIG. 14B is a cross-sectional explanatory view of a vehicle sunroof provided with a drain hole in an inner frame.

[Explanation of symbols]

 1,10. . . 10. sunroof for vehicles, . . 11. sunroof panel, . . Inner frame, 121. . . 12. drain holes, . . 13. weatherstrip, . . Protector, 142. . . Water channel, 2. . . Body roof, 21. . . Roof opening, 22. . . 2. drainage channel; . . water,

Claims (7)

[Claims] 1. A sunroof panel for covering a roof opening provided on a vehicle body roof of a vehicle, an inner frame for holding a peripheral edge of the sunroof panel, and a gap between the sunroof panel and the inner frame. A weatherstrip for sealing a gap between the inner frame and the roof opening, and a protector fixed to the lower surface of the inner frame and protecting the weatherstrip when opened and closed. The inner frame is provided with a drain hole communicating with the upper surface of the protector, and the protector is configured such that water falling from the inner frame to the upper surface of the protector through the drain hole passes through the protector. Through the roof opening A sunroof for a vehicle, wherein the sunroof is configured to fall to a drainage channel provided in the vehicle. 2. The sunroof for a vehicle according to claim 1, wherein the protector is provided with a water guide groove for guiding water dropped on an upper surface of the protector to the drainage channel. 3. The sunroof for a vehicle according to claim 2, wherein the water guide groove is provided below the drain hole. 4. The method according to claim 1, wherein:
A sunroof for a vehicle, wherein a concave water reservoir is provided at at least one position in the inner frame, and the water drain hole is provided in the water reservoir. 5. The method according to claim 1, wherein:
The protector has a positioning boss protruding from the upper surface, while the inner frame has a positioning hole for inserting the positioning boss, and a clearance is provided between the positioning boss and the positioning hole. A sunroof for a vehicle, characterized in that the positioning hole also functions as the drain hole by being provided. 6. The sunroof for a vehicle according to claim 5, wherein the inner frame has a dedicated drainage hole for dropping water to an upper surface of the protector, in a portion other than the positioning hole. 7. The method according to claim 1, wherein:
A sunroof for a vehicle, wherein the protector is configured to drop water dropped on an upper surface thereof into the drainage passage parallel to a sliding direction when the sunroof for a vehicle is opened and closed.