JP6135683B2 - Vehicle door structure - Google Patents

Description

  The present invention relates to a vehicle door structure, and more specifically, a window opening is defined by a center channel in a lift glass portion and a fixed glass portion, a glass run channel is attached to the lift glass portion, and a weather strip is provided in the fixed glass portion. The present invention relates to a door structure of a vehicle to be mounted.

  In a vehicle door, a frame-shaped door sash portion is provided at an upper portion of the door, and a center channel extending in a vertical direction is disposed in a window opening defined by the door sash portion, and the window opening is raised and lowered in the center channel. The glass run channel is defined in a glass part and a fixed glass part, and a glass run channel for guiding and sealing the elevating glass slidably in the vertical direction is attached to the peripheral part of the elevating glass part, and the fixed glass is attached to the peripheral part of the fixed glass part. 2. Description of the Related Art A vehicle door structure on which a weather strip to be sealed is mounted is well known.

  Patent Document 1 discloses a vehicle door structure as described above, wherein an assembly bracket is welded and fixed to an upper end portion of a center channel, and the bracket is screwed to a door sash portion. The door sash portion is inclined so that the front edge portion close to the door hinge has a height that decreases toward the front of the vehicle, and the center channel is disposed at a relatively front portion of the door (front door). For this reason, the bracket of the center channel is screwed to the front edge portion of the inclined door sash portion, and a lift glass portion is defined behind the center channel and a fixed glass portion is defined forward. In this case, the bracket is formed such that a fixing member such as a bolt or a screw is screwed in the axial direction of the center channel from above.

JP 2010-23650 A (particularly [0013] [0015] and [FIG. 1] to [FIG. 4])

  However, since the center channel is not a high-rigidity part, if the fixing member is screwed in the axial direction from above when assembled to the door sash, it is easily bent or twisted due to the tightening force around the axis. There is a problem of inferiority. In addition, in the vicinity of the joint where the upper end of the center channel is joined to the door sash, the glass run channel and the weather strip are interconnected while crossing the above-mentioned mounting brackets, so it is difficult to ensure water tightness. There is. In particular, in the bent portion of the glass run channel at the corner where the center channel and the door sash part intersect, the adhesion and sealing properties between the glass run channel and the weather strip are weakened.

  The present invention addresses the above problems in a vehicle door structure in which a glass run channel and a weather strip are mounted on a lift glass portion and a fixed glass portion defined by a center channel, respectively. It is an object of the present invention to provide a vehicle door structure capable of achieving both an improvement in assembling property when coupled to a portion and securing of water tightness in the vicinity of a coupling portion between a center channel and a door sash portion.

In order to solve the above-mentioned problems, the present invention is provided at the upper part of a vehicle door, and is arranged so as to extend in the vertical direction to the frame-shaped door sash portion that defines the window opening and the window opening. A center channel that defines the window opening into a lift glass portion and a fixed glass portion; and a peripheral channel of the lift glass portion, and guides and seals the lift glass in a vertically slidable manner. A door structure for a vehicle having a glass run channel and a weather strip attached to a peripheral portion of the fixed glass portion and sealing the fixed glass, and an assembly portion provided on an upper portion of the door sash portion, and the center channel An upper part of the door sash part by inserting the assembled part and the assembled part in the vehicle width direction and fixing the assembled part to the assembled part. A fixing member that joins the upper end of the center channel, a butting portion in which the upper part of the glass run channel and the weather strip are butted together in the vicinity of the upper end of the center channel, and the weather strip. possess at corresponding positions of the extending portion extending toward the bent portion of the glass run channel in the upper at the corner of intersection between the center channel and the door sash portion of the fixing member, bent portions of the glass run channel is curved A sealing member is provided on the outer surface of the curve, and the extending portion of the weather strip has a pressing surface shaped along the outer surface, and presses the sealing member with the pressing surface. And

  According to the present invention, the upper end portion of the center channel is coupled to the upper portion of the door sash portion by inserting the fixing member through the assembled portion and the assembled portion in the vehicle width direction. In this case, since the fixing member is inserted from the side of the center channel, the center channel is smoothly and satisfactorily coupled to the door sash portion without being bent or twisted around the axis. In addition, since there is a space above the fixing member, an extension portion extending toward the bent portion of the glass run channel at the corner where the center channel and the door sash portion intersect is provided in the weather strip using this space. Can do. As a result, the adhesiveness / sealability between the glass run channel and the weather strip at the bent portion can be enhanced. As described above, according to the present invention, it is possible to achieve both improvement in assembling when the upper end portion of the center channel is coupled to the door sash portion and securing of water tightness in the vicinity of the coupling portion between the center channel and the door sash portion. A vehicle door structure is provided.

Further, according to the present invention, the extending portion of the weather strip efficiently presses the sealing member provided in the curved bent portion of the glass run channel, thereby allowing the glass run channel and the weather strip to adhere to each other at the bent portion. -The sealing performance is further enhanced, and as a result, the water tightness near the joint between the center channel and the door sash is further enhanced.

  In the present invention, the door sash part has a front edge part, an upper edge part, a rear edge part, and a lower edge part, and the overall shape is formed in a rectangular shape. It is preferable that the rear edge portion is formed in a closed cross-sectional structure so as to be lowered, and the assembly portion is a flange projecting from the upper portion of the rear edge portion into the window opening.

  According to this configuration, the closed cross-section structure ensures the rigidity of the rear edge portion of the door sash portion, and in this case, the ease of assembly of the center channel upper end portion to the rear edge portion is simplified. Achieved. That is, for example, when the door is a rear door, the door sash part is inclined so that the rear edge part far from the door hinge is lowered toward the rear of the vehicle, and the center channel is a relatively rear part of the door. Placed in. Therefore, the upper end portion of the center channel is coupled to the rear edge portion of the inclined door sash portion, and a lift glass portion is defined in front of the center channel and a fixed glass portion is defined in the rear. Here, in the rear door, the inclined rear edge portion of the door sash portion is subjected to a force for sucking the door outward during high-speed traveling, and therefore has a closed cross-sectional structure to ensure rigidity against the force. It is formed. Therefore, when the upper end portion of the center channel is to be coupled to the rear edge portion of the door sash portion from above through the closed section, the operation becomes difficult.

  In this regard, according to the above configuration, as the door sash assembly part, the flange projects from the upper part of the rear edge part into the window opening. Can be easily joined from the side. Therefore, even if the rear edge of the door sash has a closed cross-sectional structure to ensure rigidity, the upper end of the center channel can be connected smoothly and satisfactorily to the rear edge of the door sash with a simple structure called a flange. Can do.

  In the present invention, the center channel includes an outer wall portion that forms a vehicle outer surface and an inner wall portion that forms a vehicle interior surface, and the fixing member includes an upper end of the outer wall portion. The height between the upper end of the inner wall portion and the upper end of the outer wall portion is preferably lower.

  According to this configuration, since the fixing member is concealed by the outer wall portion of the center channel from the outside of the vehicle, the appearance and water stoppage from the outside of the vehicle are not impaired, while the fixing member is connected to the center channel from the passenger compartment side. Since it appears above the inner wall portion, the center channel can be smoothly and satisfactorily coupled to the door sash portion from the passenger compartment side.

The present invention also provides a frame-shaped door sash portion that is provided at an upper portion of a vehicle door and defines a window opening, and is disposed so as to extend vertically in the window opening. A center channel that is defined by an elevating glass portion and a fixed glass portion, a glass run channel that is attached to a peripheral portion of the elevating glass portion, guides and seals the elevating glass so as to be slidable in the vertical direction, and the fixed glass portion A door structure for a vehicle having a weather strip for sealing a fixed glass, and an assembled portion provided at an upper portion of the door sash portion and an assembled portion provided at an upper end portion of the center channel The upper part of the center channel is connected to the upper part of the door sash part by inserting the attachment part, the assembly part and the assembly part in the vehicle width direction, and fixing the assembly part to the assembly part. A fixing member, an abutting portion where the upper part of the glass run channel and the weather strip are butted together in the vicinity of the upper end portion of the center channel, and the fixing member provided at the weather strip and corresponding to the abutting portion. An extension portion extending toward the bent portion of the glass run channel at a corner portion where the center channel and the door sash portion intersect with each other, and a vehicle compartment in a portion of the glass run channel corresponding to the fixing member in a side view bulge portion is provided with a bulge on the side, bent portions of the glass run channel is formed in a curved shape, the inner surface of the curvature is formed in a continuous curved surface smoothly continuous to the center channel in a side view Features .

According to the present invention , the bulge portion avoids interference between the glass run channel and the fixing member. In that case, since the bulging portion is provided in a portion of the glass run channel corresponding to the fixing member in a side view, for example, the bulging portion is provided over the entire length of the glass run channel including a portion not corresponding to the fixing member in a side view. Compared with the case where it is provided, the passenger compartment is not excessively narrowed, and the degree of obstruction of the living space of the passenger compartment is reduced. In addition, the continuous curved surface suppresses a reduction in appearance due to the bulging portion, and the degree of appearance deterioration from the passenger compartment side can be reduced.

  ADVANTAGE OF THE INVENTION According to this invention, the door of the vehicle which can make compatible the improvement of the assembly | attachment at the time of couple | bonding the upper end part of a center channel with a door sash part, and ensuring the watertightness of the coupling | bond part vicinity of a center channel and a door sash part. A structure is provided.

It is a side view from the vehicle outer side of the vehicle door which concerns on embodiment of this invention. It is a side view from the compartment side of the state where the interior of the door for vehicles was removed. It is a disassembled perspective view of the door panel of the said vehicle door, a glass run channel, a center channel, and a weather strip. It is an expansion disassembled perspective view of the said glass run channel, a center channel, and a weather strip. It is an assembly | attachment process figure which shows the state which attached the fixed glass and the weather strip to the window opening of the said vehicle door. FIG. 6 is an assembly process diagram illustrating a state in which the center channel is assembled to the window opening from the state of FIG. 5. FIG. 7 is an assembly process diagram showing a state in which a glass run channel is assembled to the window opening from the state of FIG. 6. FIG. 8 is a cross-sectional view taken along line VIII in FIG. 7. Similarly, it is a sectional view taken along line IX. It is a X-ray arrow sectional drawing similarly. FIG. 3 is a partially enlarged side view of a coupling portion of the upper end portion of the center channel to a door sash portion and a vehicle compartment side in the vicinity thereof, with the door sash portion and a portion on the vehicle compartment side removed therefrom. FIG. 12 is a view taken in the direction of arrow XII in FIG. 11, with only the door sash portion removed. Similarly, it is an XIII line arrow figure, Comprising: Only the door sash part was removed. It is a perspective view from the upper left rear of the state which removed the interior of the said door for vehicles. It is XV arrow directional cross-sectional view of FIG. Similarly, it is a sectional view taken along line XVI.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  1 and 2, reference numeral 1 is a right rear door as a vehicle door, 2 is a door outer panel that forms a vehicle outer surface of the rear door 1, and 3 is a vehicle interior side surface of the rear door 1. The door inner panel 4 is a door panel formed by integrally joining the door outer panel 2 and the door inner panel 3, 5 is a frame-shaped door sash portion provided on the upper portion of the rear door 1, and 6 is a door sash portion 5. A window opening 7, a center channel disposed in the window opening 6 so as to extend in the vertical direction, 8 a lifting glass portion defined by the center channel 7, and 9 disposed in the lifting glass portion 8. Elevating glass 10 is a fixed glass part defined by the center channel 7, 11 is a fixed glass (specifically quarter glass) disposed in the fixed glass part 10, and 12 is attached to the peripheral part of the elevating glass part 8 A glass run channel 13 that guides and seals the elevating glass 9 slidably in the vertical direction, and 13 is a weather strip (specifically, a quarter weather strip) that is attached to the peripheral edge of the fixed glass portion 10 and seals the fixed glass 11. , 14 are window regulators for raising and lowering the elevating glass 9.

  The rear door 1 has a door panel 4 as a main body, and the door panel 4 is integrally coupled by aligning the door outer panel 2 and the door inner panel 3 and hemming the peripheral edge. The rear door 1 is provided with a frame-like door sash portion 5 that defines a window opening 6 in the upper portion, and a door hollow portion 15 that accommodates the window regulator 14 and the like from the lower portion to the middle portion.

  As shown in FIG. 3, the door sash portion 5 has a front edge portion 5F and a rear edge portion 5R extending in the vertical direction, and an upper edge portion 5U and a lower edge portion (belt line portion) 5L extending in the vehicle front-rear direction. Then, the entire shape is formed in a rectangular shape, and accordingly, the window opening 6 defined by the door sash portion 5 is similarly formed in a rectangular shape.

  The vehicle (not shown) according to the present embodiment has a shape in which a rear pillar (not shown) behind the rear door 1 is inclined so as to become lower toward the rear of the vehicle as indicated by a chain line C in FIG. Accordingly, the rear edge portion 5R of the door sash portion 5 of the illustrated rear door 1 is also inclined so that the height thereof becomes lower toward the rear of the vehicle. Therefore, as indicated by a symbol T in FIG. 3, the upper end portion of the center channel 7 extending in parallel with the front edge portion 5F of the door sash portion 5 abuts on the rear edge portion 5R of the door sash portion 5 (butting position). This butting point T is a point where the three parts of the center channel 7, the glass run channel 12 and the weather strip 13 are combined, the adhesion of the glass run channel 12 and the weather strip 13 is weakened, and it is difficult to increase the water tightness. It is an important part. Therefore, when a high water pressure is applied during car washing or the like, the inside of the glass run channel 12 and the weather strip 13 (specifically, the inside of the concave groove 21C of the rear upper corner edge 12C of the glass run channel 12 and the rear edge 13R of the weather strip 13). Water enters the interior of the concave groove 22R), and the water enters the abutting portion A (see FIG. 7) between the glass run channel 12 and the weather strip 13, and the upper end portions of the glass run channel 12 and the weather strip 13 and the center channel 7. The problem of leaking into the vehicle compartment is likely to occur through the mating part B (see FIG. 7).

  When the upper end portion of the center channel 7 abuts against the inclined rear edge portion 5R of the door sash portion 5, the elevating glass portion 8 in front of the center channel 7 defined by the center channel 7 is positioned in front of the center channel 7. An edge portion 7F (see FIG. 7), a portion 5LF forward of the center channel 7 in the lower edge portion 5L of the door sash portion 5, a front edge portion 5F of the door sash portion 5, and an upper edge portion of the door sash portion 5. An overall shape is formed in a pentagonal shape by 5U and a portion 5RF (see FIG. 3) in front of the center channel 7 in the rear edge portion 5R of the door sash portion 5. On the other hand, the fixed glass part 10 behind the center channel 7 defined by the center channel 7 is a center channel at the rear edge part 7R (see FIG. 7) of the center channel 7 and the lower edge part 5L of the door sash part 5. The overall shape is formed in a triangular shape by a portion 5LR rearward of 7 and a portion 5RR (see FIG. 3) rearward of the center channel 7 in the rear edge portion 5R of the door sash portion 5.

  As shown in FIG. 4, the center channel 7 disposed so as to extend in the vertical direction in the window opening 6 includes an outer wall portion 7a that forms a vehicle outer surface and an inner wall that forms a vehicle interior surface. It has a portion 7b and a connecting wall portion 7c that connects these walls 7a and 7b at the middle in the vehicle front-rear direction, and the horizontal sectional shape is formed in an H shape. A front edge portion 7F of the center channel 7, that is, a portion having a U-shaped horizontal cross section on the front side is a front side fitting groove 20F, and a rear edge portion 12R of the glass run channel 12 is fitted therein. A rear edge portion 7R of the center channel 7, that is, a portion having a U-shaped horizontal cross section on the rear side is a rear side fitting groove 20R, and the front edge portion 13F of the weather strip 13 is fitted therein. The center channel 7 is produced by roll forming of one metal panel material.

  As shown in FIG. 2, the center channel 7 is housed in the door hollow portion 15 at the lower half portion, and in this state, is coupled to the door panel 4 at three locations: an upper end portion, an intermediate portion, and a lower end portion. In particular, the upper end portion of the center channel 7 is coupled to the upper portion of the rear edge portion 5R of the door sash portion 5 (see FIG. 3).

  As shown in FIG. 3, the glass run channel 12 that is attached to the peripheral portion of the elevating glass portion 8 and guides and seals the elevating glass 9 so as to be slidable in the vertical direction has a front edge portion 12F and a rear edge extending in the vertical direction. Part 12R, upper edge part 12U extending in the vehicle front-rear direction, and rear upper corner edge part 12C having a relatively short length interposed between rear edge part 12R and upper edge part 12U, The shape is formed in a substantially U shape that opens downward.

  The front edge portion 12F, the upper edge portion 12U, and the rear upper corner edge portion 12C of the glass run channel 12 have concave grooves 21F, 21U, and 21C extending in the length direction (see FIG. 4), and these concave grooves 21F. , 21U, 21C are fitted to the front part 5RF of the front edge part 5F, the upper edge part 5U, and the rear edge part 5R of the door sash part 5, respectively. It is attached to the edge portion 5U and the front portion 5RF.

  Here, the rear upper corner edge portion 12C of the glass run channel 12 corresponds to the upper portion of the glass run channel of the present invention, and the rear edge portion 5R of the door sash portion 5 corresponds to the upper portion of the door sash portion of the present invention. .

  The rear edge portion 12R of the glass run channel 12 has a rectangular cylindrical shape, and is fitted to the front edge portion 7F of the center channel 7 by being fitted into the front fitting groove 20F (see FIG. 4) of the center channel 7. .

  Since the glass run channel 12 causes the elevating glass 9 to appear in and out of the elevating glass portion 8 from below, the lower half portions of the front edge portion 12F and the rear edge portion 12R are accommodated in the door hollow portion 15.

  As shown in FIG. 3, a weather strip 13 which is attached to the peripheral portion of the fixed glass portion 10 and seals the fixed glass 11 has a front edge portion 13 </ b> F and a rear edge portion 13 </ b> R extending in the vertical direction, and a bottom extending in the vehicle longitudinal direction. It has an edge 13L and the overall shape is formed in a triangular shape.

  The rear edge portion 13R and the lower edge portion 13L of the weather strip 13 have concave grooves 22R and 22L extending in the length direction (see FIG. 4), and these concave grooves 22R and 22L are the rear edges of the door sash portion 5. By fitting the rear part 5RR in the part 5R and the rear part 5LR (see FIG. 1) in the lower edge part 5L, the rear parts 5RR and 5LR of the door sash part 5 are respectively mounted.

  Here, the rear edge portion 13R of the weather strip 13 corresponds to the upper portion of the weather strip of the present invention.

  The front edge portion 13F of the weather strip 13 has a rectangular tube shape, and is fitted to the rear edge portion 7R of the center channel 7 by being fitted into the rear fitting groove 20R (see FIG. 4) of the center channel 7. The

  As shown in FIG. 4, an assembly bracket (corresponding to the assembly portion of the present invention) 30 is joined to the upper end portion of the center channel 7. The bracket 30 is joined to the upper end portion of the connecting wall portion 7c by a surface extending in the vehicle width direction in plan view, and has a to-be-assembled surface 30a extending in the vehicle front-rear direction above the inner wall portion 7b. A nut portion 30b having a female screw (not shown) is formed on the assembled surface 30a (see FIG. 8). The axis of the nut portion 30b extends in the vehicle width direction.

  As shown in FIG. 5, a flange (corresponding to the assembly portion of the present invention) 51 extending in the vehicle front-rear direction in a plan view is formed on the rear edge portion 5R of the door sash portion 5 against which the upper end portion of the center channel 7 abuts. The The flange 51 has an assembly surface 51a that projects from the upper part of the rear edge part 5R into the window opening 6 at the abutting point T of the rear edge part 5R of the door sash part 5 and extends in the vehicle front-rear direction. An insertion hole 51b through which a screw (corresponding to the fixing member of the present invention) 60 (see FIGS. 6 and 8) is inserted is formed in the assembly surface 51a.

  The assembly surface 51a of the flange 51 of the door sash portion 5 is located on the vehicle compartment side, the assembly surface 30a of the bracket 30 of the center channel 7 is positioned on the vehicle exterior side, the both surfaces 51a and 30a are in contact with each other, the insertion hole 51b and The shafts of the nut portion 30b overlap with each other, and in this state, the screw 60 passes from the vehicle compartment side through the insertion hole 51b and the nut portion 30b in the vehicle width direction and is screwed with the nut portion 30b. The portion is coupled to the rear edge portion 5 </ b> R of the door sash portion 5 via the bracket 30. In the present embodiment, the portion where the assembly surface 51a, the assembly surface 30a, and the screw 60 are located is referred to as a “joining portion” to the door sash portion 5 at the upper end portion of the center channel 7 and is denoted by the symbol X.

  The assembly of the center channel 7, the glass run channel 12, and the weather strip 13 to the door sash portion 5 or the window opening 6 is performed by the following procedure.

  First, as shown in FIG. 5, the weather strip 13 is assembled (weather strip assembling step). In that case, the weather strip 13 is mounted in advance on the peripheral edge of the triangular fixed glass 11, and in this state, the rear edge portion 13R and the lower edge portion 13L of the weather strip 13 are connected via the concave grooves 22R and 22L. The door sash part 5 is attached to the rear part 5RR of the rear edge part 5R and the rear part 5LR of the lower edge part 5L. In this weather strip assembling step, the fixing glass 11 is also assembled at the same time as the weather strip 13 is assembled.

  Next, as shown in FIG. 6, the center channel 7 is assembled (center channel assembling step). In that case, the lower half part of the center channel 7 is made to enter the door hollow part 15, and in this state, the center channel 7 is coupled to the door panel 4 at three positions: an upper end part, an intermediate part, and a lower end part. In particular, as described above, the upper end portion of the center channel 7 is coupled to the upper portion of the rear edge portion 5R of the door sash portion 5 by the screw 60 inserted in the vehicle width direction from the passenger compartment side, and the middle portion of the center channel 8 is Similarly, it is coupled to the lower edge portion 5L of the door sash portion 5 by a bolt 61 inserted in the vehicle width direction from the passenger compartment side. In this case, the front edge portion 13F of the weather strip 13 is fitted into the rear fitting groove 20R of the center channel 7. In the center channel assembling step, the center channel 7 and the weather strip 13 are also mounted together at the same time as the center channel 7 is assembled.

  Next, as shown in FIG. 7, the glass run channel 12 is assembled (glass run channel assembling step). In that case, the front edge portion 12F and the lower half portion of the rear edge portion 12R of the glass run channel 12 are inserted into the door hollow portion 15, and in this state, the front edge portion 12F, the upper edge portion 12U, and the rear upper portion of the glass run channel 12 The corner edge portion 12C is attached to the front portion 5RF of the front edge portion 5F, the upper edge portion 5U, and the rear edge portion 5R of the door sash portion 5 through the concave grooves 21F, 21U, 21C. In this case, the rear edge portion 12R of the glass run channel 12 is fitted into the front fitting groove 20F of the center channel 7. In the glass run channel assembling step, the center run 7 and the glass run channel 12 are attached together and the glass run channel 12 and the weather strip 13 are attached together with the glass run channel 12 being assembled.

  At the end of the glass run channel assembly process, the flange 51 and screw 60 at the abutting point T, the bracket 30 at the upper end of the center channel 7 and the connecting wall 7c are covered with the upper upper corner edge 12C of the glass run channel 12 and hidden. It is. Further, in the vicinity of the upper end portion of the center channel 7, an abutting portion A between the glass run channel 12 and the weather strip 13 and a mating portion B between the glass run channel 12 and the weather strip 13 and the upper end portion of the center channel 7 are generated. In that case, the abutting portion A between the rear upper corner edge 12C of the glass run channel 12 and the rear edge 13R of the weather strip 13 is positioned so as to overlap the upper end of the center channel 7 in a side view of the vehicle. A portion 12C ′ below the abutting portion A in the rear upper corner edge 12C of the glass run channel 12 extends to the rear edge of the upper end portion of the center channel 7.

  Next, the characteristic part of this embodiment is demonstrated. 8 to 10 are sectional views taken along line VIII, IX, and X-ray of FIG. That is, FIG. 8 is a cross-sectional view of the upper end portion of the center channel 7 facing the front of the vehicle along the direction in which the center channel 7 extends and the vicinity thereof, and FIG. 8 shows the cut surface passing through the axis of the insertion hole 51b and the nut portion 30b. FIG. 9 shows the cut surface passing through the abutting portion A between the glass run channel 12 and the weather strip 13, and FIG. 10 shows the cut surface passing through the lower portion 12 C ′ of the glass run channel 12. FIG. 11 is a partially enlarged side view of the connecting portion X of the upper end portion of the center channel 7 to the door sash portion 5 and the vicinity thereof from the passenger compartment side (however, the door sash portion 5 and the door sash portion 5 are located closer to the passenger compartment side). The part has been removed). 12 and 13 are views taken along arrows XII and XIII in FIG. That is, FIG. 4 is a partial plan view and a partial rear view of the coupling portion X of the upper end portion of the center channel 7 to the door sash portion 5 and its vicinity (however, only the door sash portion 5 is removed). FIG. 14 is a perspective view from the upper left rear of the rear door 1 with the interior removed. 15 and 16 are sectional views taken along line XV and XVI in FIG. That is, FIG. 15 is a cross-sectional view of the door sash portion 5 facing the front of the vehicle, and FIG. 15 shows the cut surface passing through the upper edge portion 5U, and FIG. 16 shows the cut surface passing through the rear edge portion 5R.

  An extending portion 13m is provided at the front end portion of the rear edge portion 13R of the weather strip 13 (FIGS. 11 to 13). This extended portion 13m is also shown in FIG. The extending part 13m is along the inclination of the rear edge part 5R of the door sash part 5 at a position corresponding to the abutting part A between the rear upper corner edge part 12C of the glass run channel 12 and the rear edge part 13R of the weather strip 13. Extends forward and upward. Accordingly, the extending portion 13m extends toward the bent portion R of the rear upper corner edge portion 12C of the glass run channel 12 at the corner portion where the center channel 7 and the door sash portion 5 intersect.

  In the rear door 1, the inclined rear edge portion 5 </ b> R of the door sash portion 5 is provided with a door outer panel 2 and a door inner panel 3 in order to ensure rigidity against a force for sucking the door 1 outward during high speed traveling. Thus, a closed-section D structure is formed (FIGS. 8 to 10, 14, and 16). Therefore, if the upper end portion of the center channel 7 is to be coupled to the rear edge portion 5R of the door sash portion 5 through the closed cross section D from above, the operation becomes difficult. Therefore, in the present embodiment, as described above, the center channel 7 is coupled to the door sash portion 5 from the side by the flange 51 of the door sash portion 5 and the bracket 30 of the center channel 7 ( FIG. 8). Therefore, there is a space above the screw 60 or the center channel 7, and by using this space, the extending portion 13 m is located forward of the screw 60 or the center channel 7 toward the bent portion R of the glass run channel 12. It extends upward (FIG. 11).

  The bent portion R of the glass run channel 12 is formed in a curved shape. A seal member 71 is attached to the outer surface of the curved bent portion R of the glass run channel 12. The extending portion 13m of the weather strip 13 has a pressing surface 13m 'shaped along the outer surface (that is, a curved shape), and presses the seal member 71 with the pressing surface 13m'. The seal member 71 is preferably a flexible one. Another seal member 72 is also attached to the upper surface of the weather strip 13 (FIGS. 11 and 13).

  The upper end 7b 'of the inner wall 7b of the center channel 7 is formed to be lower than the upper end 7a' of the outer wall 7a (Fig. 8). The screw 60 is disposed at a height between the upper end 7a 'of the outer wall 7a and the upper end 7b' of the inner wall 7b. That is, the screw 60 is disposed at a position lower than the upper end 7a 'of the outer wall portion 7a, and is disposed at a position higher than the upper end 7b' of the inner wall portion 7b.

  A bulging portion 91 that bulges toward the passenger compartment is provided at the portion of the glass run channel 12 corresponding to the screw 60 in a side view (FIGS. 8 and 14). The inner side surface of the curved bent portion R of the glass run channel 12 is formed as a continuous curved surface 92 that smoothly continues to the center channel 7 in a side view (FIGS. 11 and 14). These bulges 91 and continuous curved surface 92 are also shown in FIG.

  Although not shown in the drawings, a guide portion that guides the water flowing inside the recessed groove 22R to the vehicle outer side from the door inner panel 3 at the lower end portion (rear end portion) of the rear edge portion 13R of the weather strip 13 is a rib or the like. It is formed by. That is, the water that has entered the concave groove 21 </ b> C of the glass run channel 12 moves into the concave groove 22 </ b> R of the weather strip 13 through the drainage bridge portion 40 and flows downward (rearward) through the rear edge portion 13 </ b> R of the weather strip 13. Then, it is discharged into the door panel 4 from the lower end (rear end) of the rear edge portion 13R. At the time of the discharge, it is possible to avoid as much as possible water on the vehicle compartment side by guiding water to the vehicle outer side from the door inner panel 3 that forms the vehicle compartment side surface by the guide portion.

  Moreover, in the above drawings, reference numeral 13a is the vehicle outer side wall of the concave groove 22R, 40 is a drainage bridge portion connecting the interior of the concave groove 21C and the interior of the concave groove 22R, 40a is the vehicle outer edge of the drainage bridge portion 40, 40b , 40c is a downward projecting portion formed on the lower surface of the drainage bridge portion 40, 41 is an inner side wall of the drainage bridge portion 40, 42 is a water blocking wall formed inside the concave groove 22R, 80 is a decorative member, 81-84 Is a cushioning material, 85 is a reinforcement, S is a gap formed between the vehicle outer side edge portion 40a of the drainage bridge portion 40 and the vehicle outer side wall 13a of the concave groove 22R (insertion space of the drainage bridge portion 40), W is a drainage path formed by the drainage bridge 40.

  Next, the operation of this embodiment will be described.

  (1) The vehicle door structure according to the present embodiment is provided at the upper portion of the rear door 1 and extends in the vertical direction to the frame-shaped door sash portion 5 that defines the window opening 6 and the window opening 6. And a center channel 7 that defines the window opening 6 in the elevating glass portion 8 and the fixed glass portion 10 and a peripheral portion of the elevating glass portion 8, and sliding the elevating glass 9 in the vertical direction. A glass run channel 12 that guides and seals movably, a weather strip 13 that is attached to the peripheral portion of the fixed glass portion 10 and seals the fixed glass 11, and an upper portion (specifically, a rear edge portion) of the door sash portion 5 5R), a bracket 30 provided at the upper end of the center channel 7, and the flange 51 and the bracket 30 are inserted through the flange 51 in the vehicle width direction. A screw 60 for connecting the upper end of the center channel 7 to the upper portion of the door sash portion 5 by fixing the bracket 30 to the upper portion 51, and the upper portions of the glass run channel 12 and the weather strip 13 in the vicinity of the upper end portion of the center channel 7. (The rear upper corner edge portion 12C and the rear edge portion 13R) are abutted with each other, and the weather strip 13 is provided on the weather strip 13 and above the screw 60 at a position corresponding to the abutting portion A. 7 and an extending portion 13m extending toward the bent portion R of the glass run channel 12 at the corner where the door sash portion 5 intersects.

  According to this configuration, the upper end portion of the center channel 7 is coupled to the upper portion of the door sash portion 5 by inserting the screw 60 through the flange 51 and the bracket 30 in the vehicle width direction. In this case, since the screw 60 is inserted from the side of the center channel 7, the center channel 7 is smoothly and satisfactorily coupled to the door sash portion 5 without being bent or twisted around the axis. In addition, since there is a space above the screw 60, the space is extended to the weather strip 13 toward the bent portion R of the glass run channel 12 at the corner where the center channel 7 and the door sash portion 5 intersect. The installation part 13m can be provided. As a result, the adhesiveness / sealability between the glass run channel 12 and the weather strip 13 in the bent portion R can be enhanced. As described above, according to the present embodiment, the assembling property when the upper end portion of the center channel 7 is coupled to the door sash portion 5 is improved, and the water tightness in the vicinity of the coupling portion X between the center channel 7 and the door sash portion 5 is achieved. Provided is a vehicle door structure capable of ensuring both of these.

  (2) In the present embodiment, the bent portion R of the glass run channel 12 is formed in a curved shape, a seal member 71 is provided on the outer side surface of the curve, and the extending portion 13m of the weather strip 13 is provided on the outer side surface. The pressing surface 13m ′ has a shape along the surface, and the sealing member 71 is pressed by the pressing surface 13m ′.

  According to this configuration, the extending portion 13m of the weather strip 13 efficiently presses the seal member 71 provided in the curved bent portion R of the glass run channel 12, so that the glass run channel 12 and the weather in the bent portion R are Adhesiveness / sealability with the strip 13 is further enhanced, and as a result, water tightness in the vicinity of the joint X between the center channel 7 and the door sash portion 5 is further enhanced.

  (3) In the present embodiment, the door sash part 5 has a front edge part 5F, an upper edge part 5U, a rear edge part 5R, and a lower edge part 5L, and the overall shape is formed in a rectangular shape. The edge portion 5R is inclined so that its height decreases toward the rear of the vehicle, the rear edge portion 5R is formed in a closed cross-section D structure, and the flange 51 extends from the upper portion of the rear edge portion 5R into the window opening 6. put out.

  According to this configuration, the rigidity of the rear edge portion 5R of the door sash portion 5 is ensured by the closed cross-section D structure, and the assembly of the upper end portion of the center channel 7 to the rear edge portion 5R in that case is improved. Is achieved with a simple configuration. That is, since the flange 51 projects from the upper part of the rear edge portion 5R of the door sash portion 5 into the window opening 6, the bracket 30 of the center channel 7 can be easily coupled to the flange 51 from the side. it can. Therefore, even if the rear edge portion 5R of the door sash portion 5 has a closed cross-section D structure in order to ensure rigidity, the upper end portion of the center channel 7 becomes the rear edge portion 5R of the door sash portion 5 with a simple configuration of the flange 51. It can be connected smoothly and satisfactorily.

  (4) In the present embodiment, the center channel 7 has an outer wall portion 7a that forms a vehicle outer surface and an inner wall portion 7b that forms a vehicle interior surface. It is provided at a height between the upper end 7a ′ of the outer wall 7a and the upper end 7b ′ of the inner wall 7b, which is lower than the upper end 7a ′ of the outer wall 7a.

  According to this configuration, since the screw 60 is concealed by the outer wall portion 7a of the center channel 7 from the outside of the vehicle, the appearance and water stoppage from the outside of the vehicle are not impaired. Since it appears above the inner wall 7b of the center channel 7, the center channel 7 can be connected to the door sash 5 smoothly and satisfactorily from the passenger compartment side.

  (5) In this embodiment, a bulging portion 91 that bulges toward the passenger compartment is provided in the portion of the glass run channel 12 corresponding to the screw 60 in a side view, and the bent portion R of the glass run channel 12 is curved. The inner surface of the curve is formed into a continuous curved surface 92 that smoothly continues to the center channel 7 in a side view.

  According to this configuration, the bulging portion 91 avoids interference between the glass run channel 12 and the screw 60. In this case, since the bulging portion 91 is provided in a portion of the glass run channel 12 corresponding to the screw 60 in a side view, for example, the bulge portion 91 is provided over the entire length of the glass run channel 12 including a portion not corresponding to the screw 60 in a side view. Compared to the case where the exit portion 91 is provided, the passenger compartment is not excessively narrowed and the living space of the passenger compartment is less disturbed. In addition, the continuous curved surface 92 suppresses a reduction in appearance due to the bulging portion 91, and the appearance from the passenger compartment side may be reduced.

  Although the present invention has been described in detail with reference to the embodiment, the present invention is not limited to the above embodiment. For example, in the above embodiment, the vehicle door is a rear door, but may be a front door. In that case, the front edge of the door sash part is inclined so that the height becomes lower toward the front of the vehicle, and the upper end part of the center channel is coupled to the upper part of the front edge part. A fixed glass portion is defined, and the extending portion of the weather strip extends rearward and upward instead of extending forward and upward toward the bent portion of the glass run channel.

  Moreover, it is not necessary to couple | bond with the rear edge part and front edge part of the door sash part which incline the upper end part of a center channel, for example, you may couple | bond with the upper edge part of a door sash part. In that case, the extending portion of the weather strip extends forward and horizontally or backward and horizontally instead of extending forward and upward or backward and upward toward the bent portion of the glass run channel.

1 Right rear door (vehicle door)
5 Door sash part 5F Front edge part 5L Lower edge part (belt line part)
5R rear edge (upper part of door sash)
5U Upper edge part 6 Window opening 7 Center channel 7a Outer wall part 7a 'Outer wall part upper end 7b Inner wall part 7b' Inner wall part upper end 8 Lifting glass part 9 Lifting glass 10 Fixed glass part 11 Fixed glass (quarter glass)
12 Glass run channel 12C Rear upper corner (upper part of glass run channel)
13 Weather Strip (Quarter Weather Strip)
13m extension 13m 'pressing surface 13R rear edge (upper part of weatherstrip)
30 Bracket (Assembled part)
30a Assembly surface 51 Flange (assembly part)
51a Assembly surface 60 screw (fixing member)
71 Seal member 91 Swelling part 92 Continuous curved surface A Abutting part D Closed cross section R Curved part X of glass run channel Joint part

Claims (4)

A frame-shaped door sash portion that is provided at an upper portion of the vehicle door and defines an opening for the window;
A center channel disposed in the window opening so as to extend in a vertical direction, and defining the window opening into an elevating glass portion and a fixed glass portion;
A glass run channel that is attached to the peripheral portion of the elevating glass part, guides and seals the elevating glass slidably in the vertical direction, and
A vehicle door structure having a weather strip attached to the peripheral edge of the fixed glass portion and sealing the fixed glass,
An assembly part provided at the upper part of the door sash part;
A to-be-assembled portion provided at the upper end of the center channel;
A fixing member that connects the upper end portion of the center channel to the upper portion of the door sash portion by inserting the assembled portion and the assembled portion in the vehicle width direction and fixing the assembled portion to the assembled portion;
A butting portion in which the upper part of the glass run channel and the weather strip are butted together in the vicinity of the upper end of the center channel;
An extension portion provided on the weather strip and extending toward the bent portion of the glass run channel at a corner portion where the center channel and the door sash portion intersect above the fixing member at a position corresponding to the abutting portion. And
The bent portion of the glass run channel is formed in a curved shape, and a sealing member is provided on the outer surface of the curve,
The extended portion of the weather strip has a pressing surface having a shape along the outer surface, and the sealing member is pressed by the pressing surface . The vehicle door structure according to claim 1 ,
The door sash part has a front edge part, an upper edge part, a rear edge part, and a lower edge part, and the overall shape is formed in a rectangular shape, and the rear edge part is inclined so that its height decreases toward the rear of the vehicle. And
The trailing edge is formed in a closed cross-sectional structure,
The vehicle door structure according to claim 1, wherein the assembly portion is a flange projecting into the window opening from an upper portion of the rear edge portion. In the vehicle door structure according to claim 1 or 2 ,
The center channel has an outer wall portion that forms a vehicle outer surface, and an inner wall portion that forms a vehicle side surface,
The vehicle door structure according to claim 1, wherein the fixing member is provided at a height between an upper end of the outer wall portion and an upper end of the inner wall portion that is lower than the upper end of the outer wall portion. A frame-shaped door sash portion that is provided at an upper portion of the vehicle door and defines an opening for the window;
A center channel disposed in the window opening so as to extend in a vertical direction, and defining the window opening into an elevating glass portion and a fixed glass portion;
A glass run channel that is attached to the peripheral portion of the elevating glass part, guides and seals the elevating glass slidably in the vertical direction, and
A vehicle door structure having a weather strip attached to the peripheral edge of the fixed glass portion and sealing the fixed glass,
An assembly part provided at the upper part of the door sash part;
A to-be-assembled portion provided at the upper end of the center channel;
A fixing member that connects the upper end portion of the center channel to the upper portion of the door sash portion by inserting the assembled portion and the assembled portion in the vehicle width direction and fixing the assembled portion to the assembled portion;
A butting portion in which the upper part of the glass run channel and the weather strip are butted together in the vicinity of the upper end of the center channel;
An extension portion provided on the weather strip and extending toward the bent portion of the glass run channel at a corner portion where the center channel and the door sash portion intersect above the fixing member at a position corresponding to the abutting portion. And
A bulging portion that bulges toward the passenger compartment is provided at the portion of the glass run channel corresponding to the fixing member in a side view,
2. A vehicle door structure according to claim 1, wherein the bent portion of the glass run channel is formed in a curved shape, and the inner side surface of the curve is formed in a continuous curved surface smoothly continuing to the center channel in a side view.

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