JP3771990B2 - Drainage structure of sunroof device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a drainage structure of a sunroof device for a vehicle such as an automobile.
[0002]
[Prior art]
Conventionally, as a frame structure of a sunroof device such as an automobile, there is one disclosed in JP-A-6-336120.
This frame structure is composed of a pair of left and right vertical frames having left and right ends of a horizontal frame to which a drive mechanism for driving a roof panel is attached via a cable, and vertical rails and guide rails for guiding the back and forth movement of the roof panel. The joint is connected to the corner drip by a corner drip for draining water flowing from the horizontal frame and the vertical frame, and joined to each end of the horizontal frame and the vertical frame from below by a bonding material. And the water receiving part which receives inflow water between both junction parts is formed.
[0003]
And the seal | sticker between the junction part of a corner drip and the edge part of a vertical frame is performed by forming an unevenness | corrugation in the said junction part, filling the joining material without gap, and interposing.
[0004]
[Problems to be solved by the invention]
In the prior art, the gap between the joint portion of the corner drip and the end portion of the vertical frame is sealed with a sealing material to ensure water leakage. If a large amount is applied, the bonding material is a highly viscous liquid, so it may leak out from the bonding portion and may invade the bonding side end of the vertical flange of the vertical frame. If so, the flow of water is blocked on the vertical shaft and smooth drainage may be difficult.
[0005]
In addition, since the vertical frame is used by cutting the extruded material to the required dimensions, there may be burrs at the joint side end of the vertical hook part, and at the same height as the other parts of the vertical hook part, It is difficult to improve the water content, and it is difficult to prevent retention due to water surface tension.
Note that a free end drip is provided at the rear end of the vertical frame, and the free end drip and the vertical frame are joined via a bonding material, which has the same problem as the corner drip.
[0006]
An important object of the present invention is to form a protruding end portion protruding toward the water receiving portion side of the drip at the joining side end portion of the vertical flange portion of the vertical frame, so that the lower surface of the protruding end portion and the water receiving portion are It is an object of the present invention to provide a drainage structure for a sunroof device that allows leakage of a bonding material at a pocket between the inner surface of a wall and prevents a vertical rod portion from protruding to a bonding side end. Another object of the present invention is to provide a drainage structure for a sunroof device that can smoothly flow the water at the protruding end portion by inclining the protruding end portion inward toward the water receiving portion.
[0007]
Another object of the present invention is to provide a sunroof capable of smoothly draining water by collecting the water adhering to the projecting end portion on the left and right sides by inclining the projecting end portion so that one of the left and right sides is located in front of the other. It is in providing the drainage structure of the device.
Another object of the present invention is to provide a drainage structure for a sunroof apparatus that can further improve the drainage of water at the projecting end by forming a notch at a midway position in the left-right direction of the projecting end. .
[0008]
[Means for Solving the Problems]
The first specific means for solving the problem in the present invention is that a vertical frame portion 7A is formed on a vertical frame 7 that supports and guides the roof panel 2 that opens and closes the opening 4 so as to be capable of opening and closing. A drip into which water flows from the vertical flange portion 7A is provided at the end portion, and a joint portion 33 joined to the end portion of the vertical frame 7 from the lower side via a joining material 31 and a downstream side of the joint portion 33 In the drainage structure of the sunroof device forming the water receiving portion 34 for receiving the inflowing water,
A groove that can be filled with the bonding material 31 is formed in the bonding portion 33 of the drip, and the vertical frame 7 and the bonding portion 33 are superposed and fixed by filling the groove with the bonding material 31.
Wherein the joint-side end portion of the down pipe portion 7A of the longitudinal frame 7, is projected to the wall 34A water receiving portion 34 from the inner surface of the drip water receiving portion 34, the wall of the lower surface and the water receiving portion 34 of the projecting end portion 35 A pocket 36 is formed between the inner surface of 34A and receiving the bonding material 31 leaking from the groove to prevent the bonding material 31 from flowing to the upper surface side of the vertical flange portion 7A .
[0009]
As a result, even if the joining material 31 that joins the joining side end portion of the vertical frame 7 and the joining portion 33 of the drip leaks out to the water receiving portion 34 side, the water does not protrude onto the longitudinal saddle portion 7A. Drainage is smooth because there is no damming.
The second specific means for solving the problems in the present invention is that both the left and right ends of the horizontal frame 6 to which the drive mechanism 14 for driving the roof panel 3 is attached via the cable 13, the vertical flange 7 </ b> A and the roof panel 3. The ends of the pair of left and right vertical frames 7 having guide rail portions 7B for guiding the forward and backward movement of the two are connected by a corner drip 9 for draining water flowing from the horizontal frame 6 and the vertical frame 7, and the corner drip 9 is connected to the corner drip 9. Joint portions 32 and 33 joined to the respective end portions of the horizontal frame 6 and the vertical frame 7 via a joining material 31 from the lower side, and a water receiving portion 34 for receiving inflow water between the joint portions 32 and 33. In the drainage structure of the formed sunroof device,
A groove that can be filled with the bonding material 31 is formed in the bonding portion 33 of the corner drip 9, and the vertical frame 7 and the bonding portion 33 are superposed and fixed by filling the groove with the bonding material 31.
The longitudinal joining end of the downpipe section 7A of the frame 7, is projected to the corner drip 9 of the water receiving portion 34 wall 34A water receiving portion 34 from the inner surface of the lower surface and the water receiving portion 34 of the projecting end portion 35 A pocket portion 36 is formed between the inner wall 34A and the inner surface of the wall 34A to receive the bonding material 31 leaked from the groove and prevent the bonding material 31 from flowing to the upper surface side of the vertical flange portion 7A .
[0010]
Thereby, even if the joining material 31 that joins the joining side end portion of the vertical frame 7 and the joining portion 33 of the corner drip 9 leaks out to the water receiving portion 34 side, it does not protrude onto the vertical saddle portion 7A. Drainage is smooth because it does not block water.
The third specific means for solving the problems in the present invention is that, in addition to the first or second specific means, the protruding end portion 35 is inclined downward inward of the water receiving portion 34. .
[0011]
As a result, water collects at the lower end edge of the projecting end portion 35 and water dripping is smooth.
According to a fourth specific means for solving the problems in the present invention, in addition to any one of the first to third specific means, the protruding end portion 35 is inclined so that one of the left and right sides is positioned forward of the other. Is.
Thereby, the water adhering to the protruding end portion 35 is collected on the left and right sides, and the drainage becomes smooth.
[0012]
According to a fifth specific means for solving the problems in the present invention, in addition to any one of the first to fourth specific means, the protruding end portion 35 forms a notch 37 at a midway position in the left-right direction. That is.
This prevents the water from staying at the protruding end 35 due to the surface tension of the water, thereby further improving the water drainage.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 9, reference numeral 1 denotes a sunroof device attached to a roof 2 of a passenger car, which is configured to open and close an opening 4 formed in the roof 2 by tilting and sliding the roof panel 3. . The roof panel 3 is formed of metal, glass, or synthetic resin, and a sunshade may be disposed below the roof panel 3.
[0014]
A frame 5 is attached to the lower surface side of the roof 2. The frame 5 is a frame structure in which a plurality of members are combined. The frame 5 is a front horizontal frame 6 having a front flange portion 6A, and a pair of left and right vertical frames having a vertical flange portion 7A and a roof panel guide rail portion 7B ( Guide rail) 7, a reinforcing horizontal frame 8 that connects the front and rear middle portions of the left and right vertical frames 7, a corner drip 9 and a cover member 10 that connect the left and right ends of the horizontal frame 6 and the front ends of the left and right vertical frames 7, have.
[0015]
The horizontal frame 6 is formed by extruding a metal such as an aluminum alloy and has a linear shape. As shown in FIGS. 2 and 5, the cable 13 guides the cable 13 to the left and right ends in front of the groove-shaped front flange portion 6A. The insertion portion 6B is integrally formed, and a drive mechanism 14 that pushes and pulls the cable 13 with a motor or a handle is attached to a middle portion on the left and right.
[0016]
The horizontal frame 6 has a cable insertion portion 6B that protrudes in a rib shape and is integrally formed, so that the strength can be improved as compared to a flat plate shape, and the hole area can be increased to reduce the weight.
Each of the left and right vertical frames 7 is formed by extruding a metal such as an aluminum alloy and has a linear shape. As shown in FIGS. 2 and 6, a groove-shaped vertical flange 7A is formed between the left and right guide rail portions 7B. A cable insertion portion 7C for guiding the cable 13 is integrally formed on the upper side of the outer guide rail portion 7B.
[0017]
A front support 15 and a slider (not shown) connected to the cable 13 are supported on the guide rail portion 7B of the vertical frame 7 so as to be slidable back and forth, and a cam body 16 is linked to the slider. ing.
Brackets 17 are fixed to the left and right of the lower surface of the roof panel 3, and front and rear support portions 17F and 17R are formed on the brackets 17. The front support portion 17F is connected to the front support body 15 via two pins 18 and 19, and the front support body 15 is fitted to the pin 19 and a long hole in the substantially front-rear direction that fits the pin 18. A long hole with an upwardly inclined shape is formed.
[0018]
The front end of the lifter 20 is pivotally connected to the rear support portion 17 </ b> R of the bracket 17 via a pin 21. A cam follower is pivotally supported by the pin 21 so as to roll on a cam surface 16A formed on the upper surface of the cam body 16.
The lower support shaft 22 provided on the lifter 20 is inserted into the lower groove 16B of the cam body 16, and the midway support shaft 23 is inserted into the upper groove 16C of the cam body 16, respectively. It is supported freely.
[0019]
When the cam body 16 is moved forward from the state shown in FIG. 8, the roof panel 3 tilts up around the pin 18 from the fully closed state shown by the solid line, and conversely, the cam body 16 is moved backward from the state shown in FIG. Then, the tilt-down operation is performed from the fully closed state, and when the cam body 16 is further moved backward from the tilt-down state shown by the dotted line in FIG. 8, the opening 4 is moved to the fully-open position in the tilt-down state. Has been.
[0020]
A free end drip 9 (not shown) is provided at the rear end of the left and right vertical frame 7, and a drip rail 24 that moves back and forth with the roof panel 3 is connected to the left and right sliders.
The sunroof device 1 may be of a tilt slider type in which the roof panel 3 is moved backward from the tilted-up state or a tilt type in which only the tilting operation is performed, and the horizontal frame 6 and the drive mechanism 14 are provided at the rear part of the opening 4. In this case, the corner drip 9 forms the rear left and right corner portions of the frame 5.
[0021]
The left and right ends of the horizontal frame 6 of the frame 5 and the end portions of the left and right vertical frames 7 are arranged close to each other in a non-polymerized state, and a corner drip 9 and a cover member 10 that covers the corner drip 9 are disposed on both adjacent ends. It is connected with.
The corner drip 9 and the cover member 10 can be formed of synthetic resin, metal, or the like. Here, the corner drip 9 is formed of synthetic resin and the cover member 10 is formed of metal, and a joint portion 32 at one end of the corner drip 9 is formed. The end portion of the horizontal frame 6 is fixed to the upper side of the vertical frame 7 via the bonding material 31 and fixed to the upper side of the bonding portion 33 at the other end. In addition, the cover member 10 is fixed on the upper side thereof, and bolts, rivets or the like are used in addition to screws as the fixing means.
[0022]
The cover member 10 is preferably fixed in a state in which the horizontal frame 6 and the vertical frame 7 are connected to the corner drip 9, but in a state where the horizontal frame 6 is sandwiched between the corner drip 9 and the cover member 10. It is also possible to tighten together with screws and then tighten together with screws in a state where the vertical frame 7 is sandwiched.
At the joints 32 and 33 at both ends of the corner drip 9, one or more grooves intersecting with the longitudinal directions of the horizontal frame 6 and the vertical frame 7 are formed in an uneven shape. 31 is applied and filled more than the groove volume, and the horizontal frame 6 and the vertical frame 7 are applied so that the bonding material 31 is provided over the entire area of the mating surfaces of the bonding frames 32 and 33.
[0023]
The bonding material 31 is preferably a sealing material such as butyl, but other sealing materials or adhesives can be used as long as the seal between the corner drip 9 and the horizontal frame 6 and the vertical frame 7 can be ensured. .
Since the cable 13 pushed and pulled by the drive mechanism 14 extends from the cable insertion portion 6B of the horizontal frame 6 to the cable insertion portion 7C of the vertical frame 7, the cable 13 is also inserted into the corner drip 9 and the cover member 10. Corner insertion portions 40 and 41 are formed so that even the cable 13 that has been flocked can be smoothly guided with low resistance.
[0024]
Each of the cable corner insertion portions 40 and 41 has a semicircular cross section and is formed on both the corner drip 9 and the cover member 10, but either one may be used, and the cable 13 is inserted in parallel on the left and right sides of the horizontal frame 6. As shown in FIGS. 1 and 9, the shapes of the cable corner insertion portions 40 and 41 in the left and right corner drip 9 and the cover member 10 are different.
[0025]
The corner drip 9 has a concave water receiving portion 34 that receives water flowing from the front flange portion 6A of the horizontal frame 6 and the vertical flange portion 7A of the vertical frame 7, and the water receiving portion 34 has a drain port 39. Are formed in communication and can be drained to the outside through a drain hose. The drain port 39 is located on the inner side of the outer surface of the corner drip 9 and is protected by the outer peripheral portion of the cover member 10 so that it is not easily damaged.
[0026]
A tongue-shaped flow restricting portion 30 is formed at a flowing water extending position of the vertical frame 7 on the inner surface of the water receiving portion 34 of the corner drip 9. In the flow restricting portion 30, the water that has flowed into the water receiving portion 34 from the vertical flange portion 7 </ b> A of the vertical frame 7 flows along the arc-shaped outer wall 34 </ b> B of the water receiving portion 34. This is to prevent trying to sneak into 6A.
[0027]
The rapid water flow into the water receiving portion 34 is large when the vehicle is suddenly braked, and therefore the flow restricting portion 30 is formed at the extended flow position of the vertical frame 7, but at the extended flow position of the horizontal frame 6. May be formed, or both may be formed or one may be formed at a position where both are combined.
The cover member 10 is formed in an arc shape in plan view with an iron plate or the like, covers the half of the outer peripheral side of the corner drip 9, and connects the ends of the horizontal frame 6 and the vertical frame 7 with the corner drip 9 at both ends thereof. As shown in FIGS. 1 and 7, the water receiving portion 34 of the corner drip 9 is covered to prevent the water flowing into the water receiving portion 34 from scattering. The cover member 10 can also be formed in a shape that covers the entire surface of the corner drip 9.
[0028]
The joint side end of the vertical flange portion 7A of the vertical frame 7 protrudes into the water receiving portion 34 from the inner surface of the wall 34A of the water receiving portion 34 of the corner drip 9, and forms a protruding end portion 35. The protruding end 35 forms a pocket 36 between the lower surface thereof and the inner surface of the wall 34A of the water receiving portion 34 by the amount of protrusion.
Even if the joining material 31 that joins the front end of the vertical frame 7 and the joint portion 33 of the corner drip 9 leaks to the water receiving portion 34 side due to the presence of the pocket portion 36, the joining material 31 comes out to the pocket portion 36. As a result, it is possible to prevent the protruding end portion 35 from protruding. In addition, a larger amount of the bonding material 31 than before can be filled, and the sealing effect can be enhanced.
[0029]
The protruding end portion 35 is inclined downward inwardly of the water receiving portion 34, and prevents water from being accumulated due to surface tension on the joining side end portion of the vertical frame 7. The protruding end portion 35 may be bent in an arc shape and inclined downward.
In addition, the lower end edge of the protruding end portion 35 is inclined in the left-right direction (inclined so that the left and right ends are in front of the other end), so that water can easily collect at one end portion. The lower end edge of the projecting end portion 35 can be inclined three-dimensionally from the front lower side to the rear upper side from the left and right ends to the other end.
[0030]
Furthermore, one or more (two in the embodiment) notches 37 are formed in the projecting end portion 35 in the midway position in the left-right direction to prevent surface tension and improve water drainage in the left-right direction. Yes. These shapes of the projecting end portion 35 combine to improve drainage at the joining side end portion of the vertical frame 7.
FIG. 10 shows another embodiment of the present invention, and the joining side end portion of the rear end of the vertical flange portion 7A of the vertical frame 7 is formed in the same manner as the joining side end portion of the front end of the above embodiment, As shown in FIG. 9, the drip 9 </ b> R is attached to the free ends (rear ends) of the left and right vertical frames 7, and is applied to the lower surface of the rear end portion of the vertical flange portion 7 </ b> A of the vertical frame 7 via a bonding material 31. And a concavity and convexity joint portion 33 to be fixed, a concave water receiving portion 34 for receiving flowing water, a drain port 39 for drainage, and the like.
[0031]
Then, the inclined wall 34R of the water receiving portion 34 of the free end drip 9R is separated downward from the projecting end portion 35 of the joining side rear end portion of the vertical flange portion 7A of the vertical frame 7 to form a pocket portion 36. This prevents the bonding material 31 from leaking out to the water receiving portion 34 side. Further, the water draining is made favorable by the downward inclined shape, the left-right inclined shape, the notch 37 and the like of the protruding end portion 35 of the vertical flange portion 7A.
[0032]
In addition, this invention is not limited to the said embodiment, A various deformation | transformation can be carried out. For example, the concave and convex portions for filling the bonding material 31 of the bonding portion 33 of the corner drip 9 or the free end drip 9R may be finely formed or may not be formed, and the vertical rib portion 6A of the horizontal frame 6 may be formed. The joining side end portion may also be formed in the same shape as the protruding end portion 35 to improve drainage.
[0033]
【The invention's effect】
According to the present invention described in detail above, the joining side end portion of the vertical flange portion 7A of the vertical frame 7 projects into the water receiving portion 34 from the inner surface 34A of the water receiving portion 34 of the corner drip 9 or free end drip 9R. In addition, since a pocket portion 36 that allows leakage of the bonding material 31 is formed between the lower surface of the protruding end portion 35 and the inner surface of the wall 34A of the water receiving portion 34, the bonding side end portion of the vertical frame 7 is formed. Even if the joining material 31 that joins the joint portion 33 of the corner drip 9 leaks out to the water receiving portion 34 side, it does not protrude onto the vertical flange portion 7A and does not dam the water, and can be drained smoothly. .
[0034]
The protruding end portion 35 is inclined downward inward of the water receiving portion 34, is inclined so that one of the left and right sides is positioned forward of the other, and forms a notch 37 at a midway position in the left and right direction. Can reduce the surface tension of water and smooth the flow, and the adhering water can be collected on the left and right sides to promote drainage, and by combining these, water breakage at the protruding end 35 can be further improved it can.
[Brief description of the drawings]
FIG. 1 is a plan view of a corner drip showing an embodiment of the present invention.
FIG. 2 is a plan view of the main part.
FIG. 3 is a partial cross-sectional side view of a connecting portion between the vertical frame and a corner drip.
FIG. 4 is an exploded perspective view of the whole.
5 is a cross-sectional view taken along line XX of FIG.
6 is a cross-sectional view taken along line YY in FIG.
7 is a cross-sectional view taken along the line ZZ of FIG.
FIG. 8 is a cross-sectional side view of the sunroof device.
FIG. 9 is a schematic plan view of a frame of the sunroof device.
FIG. 10 is a partial cross-sectional perspective view showing another embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Sun roof apparatus 2 Roof 3 Roof panel 4 Opening part 5 Frame 6 Horizontal frame 7 Vertical frame 7A Vertical saddle part 9 Corner drip 9R Free end drip 13 Cable 14 Drive mechanism 31 Joining material 32 Joining part 33 Joining part 34 Water receiving part 34A Wall 35 projecting end 36 pocket 37 notch

Claims (5)

The vertical frame (7A) is formed in the vertical frame (7) that supports and guides the roof panel (2) that opens and closes the opening (4) so that the opening and closing operation is possible, and the vertical vertical frame is formed at the end of the vertical frame (7). A drip into which water flows from (7A) is provided, and a joined portion (33) joined to the end of the vertical frame (7) from below via a joining material (31), and the joined portion (33). In the drainage structure of the sunroof device forming the water receiving portion (34) for receiving the inflow water on the downstream side of
A groove that can be filled with the bonding material (31) is formed in the bonding portion (33) of the drip, and the bonding material (31) is filled into the groove so that the vertical frame (7) and the bonding portion (33) are superposed and fixed. And
The downpipe portion of the vertical frame (7) the joint end of the (7A), is projected on the wall (34A) water receiving portion from the inner surface (34) of the water receiving part of the drip (34), the projecting end The joining material (31) receives the joining material (31) leaked from the inside of the groove between the lower surface of (35) and the wall (34A) inner surface of the water receiving portion (34 ). A drainage structure for a sunroof device, characterized by forming a pocket (36) that prevents flow to the upper surface side . The left and right ends of the horizontal frame (6) to which the drive mechanism (14) for driving the roof panel (3) is attached via the cable (13), and the vertical hook (7A) and the roof panel (3) are moved back and forth. The ends of a pair of left and right vertical frames (7) having guide rail portions (7B) for guiding are connected by a corner drip (9) for draining water flowing from the horizontal frame (6) and the vertical frame (7). The joints (32, 33) joined to the end portions of the horizontal frame (6) and the vertical frame (7) from the lower side through the joining material (31) to the corner drip (9); In the drainage structure of the sunroof device forming the water receiving portion (34) that receives the inflowing water between (32, 33),
A groove that can be filled with the bonding material (31) is formed in the bonding portion (33) of the corner drip (9), and the groove is filled with the bonding material (31) to connect the vertical frame (7) and the bonding portion (33). And polymerized and fixed,
The downpipe portion of the vertical frame (7) the joint end of the (7A), is projected to the corner drip (9) wall (34A) of the water receiving portion (34) water receiving portion from the inner surface (34), The joining material (31) receives the joining material (31) leaked from the inside of the groove between the lower surface of the protruding end portion (35) and the inner surface of the wall (34A) of the water receiving portion (34). A drainage structure for a sunroof device, characterized by forming a pocket (36) that prevents flow to the upper surface side of (7A) .   The drainage structure for a sunroof device according to claim 1 or 2, wherein the protruding end portion (35) is inclined downward inward of the water receiving portion (34).   The drainage structure for a sunroof device according to any one of claims 1 to 3, wherein the protruding end portion (35) is inclined such that one of the left and right sides is positioned in front of the other.   The drainage structure for a sunroof device according to any one of claims 1 to 4, wherein the protruding end portion (35) is formed with a notch (37) at a midway position in the left-right direction.

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