JP5377125B2 - Vehicle door structure - Google Patents

Description

  The present invention relates to an improvement in a vehicle door structure.

  As a conventional vehicle door structure, a structure in which a sash bracket and a guide portion extending from the sash itself are provided to support the sash in the door is known (see, for example, Patent Document 1).

  According to FIG. 1 of Patent Document 1, a space 4 is formed inside the door by the door inner panel 2 and the door outer panel 3, and the door sash 15 is coupled to the door inner panel 2 through the sash bracket 6 in the space 4. In addition, a guide portion 16 fixed to the door outer panel 3 with an adhesive is formed at a portion of the door sash 15 that faces the door outer panel 3.

JP-A-6-270667

  In order to support the door sash 15, if the sash bracket 6 attached to the door inner panel 2 and the guide portion 16 attached to the door outer panel 3 are provided, the door sash support structure for supporting the door sash 15 is strengthened. Although the side window panel 11 is unlikely to be detached from the door sash 15, the door sash support structure including the sash bracket 6 and the guide portion 16 becomes large, and the workability of assembling the door sash 15 and the door sash support structure is lowered.

  Further, since the door sash support structure is provided from the door inner panel 2 to the door outer panel 3, for example, between the door inner panel 2 and the door outer panel 3, the door inner panel 2 and the door outer panel 3 are provided. It is difficult to attach the door reinforcing panel along the same direction.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a vehicle door structure capable of improving door assembly workability and preventing a door glass from coming off from a sash while facilitating attachment of a reinforcing panel or the like inside the door.

The invention according to claim 1 is a vehicle door structure that guides a door glass that can be raised and lowered within a U-shaped cross section of a sash through a run channel, and the door is in a state where the door glass is lowered to the lowest position. When stored in the lower part of the door, the end of the door surface center side of the U-shaped cross section so as to cover the outer side or the inner side of the corner part of the front edge part or rear edge part and upper edge part of the door glass In the state where the cover part that protrudes more toward the door surface center side is arranged , the belt line seal that slides on the door glass is provided on the belt line formed at the upper edge of the door lower part, and the door glass is stored in the lower part of the door , together with one of the leading and trailing edges of the door glass hits the belt line seal, the cover portion is disposed on the outer side or inner side of the other corner portion of the leading edge and a trailing edge, characterized in Rukoto .

  When the door glass is opened and closed with the door glass stored in the lower part of the door, if the inertial force acts on the door glass, the corner of the door glass will be Together, it begins to come off from the U-shaped cross section of the sash, but by providing the cover, the corner portion of the door glass is supported by the cover and cannot be removed from the sash.

  It is a simple structure which covers the corner part of a door glass with a cover part, for example, even if it provides a cover part in a sash support structure, it does not become large. Therefore, an arrangement space for a member such as a reinforcing panel is easily secured inside the door.

Furthermore, in the state where the door glass is housed in the lower part of the door, one of the front edge portion and the rear edge portion of the door glass is supported by the belt line seal, and the other corner portion of the front edge portion and the rear edge portion is a cover portion. It becomes possible to support.

The invention according to claim 2 is characterized in that the cover portion is provided so as to be able to contact the end portion of the run channel on the center side of the door surface.
Since the cover part is applied to the end of the run channel door surface, the door glass is prevented from coming off the sash through the lantern, and the door glass does not directly hit the sash. Not scratched.

In the invention according to claim 3 , the U-shaped cross section is provided on the bottom wall, the inner side wall near the passenger compartment extending from the both ends of the bottom wall to the center side of the door, and the outer side of the inner side wall. The run channel has an inner wall extending along the inner wall or the outer wall on the inner side of the U-shaped cross-section portion, and an outer wall of the U-shaped cross-section portion via a folded portion at the tip of the inner wall. An outer wall extending along the inner wall or the outer wall, and the cover portion is provided so as to be able to contact the folded portion.
The folded portion of the run channel is sandwiched between the tip of the sash (the U-shaped cross section) and the cover, and the run channel is unlikely to come off the sash.

The invention according to claim 4 is characterized in that a gap is provided between the inner wall or the outer wall and the cover portion, and the outer wall is inserted into the gap.
The outer wall of the run channel is disposed in the gap between the inner wall or outer wall and the cover, and the outer wall is sandwiched between the outer wall of the sash or the inner wall and the cover, so that the run channel is not easily detached from the sash. .

The invention according to claim 5 is characterized in that the lower portion of the sash is attached to the door panel via a bracket, and a cover portion is provided on the bracket.
Since the bracket supports the sash, the bracket is formed to have high rigidity. Therefore, by providing a cover portion on such a highly rigid bracket, the cover portion is firmly supported, and therefore, the cover portion provided on the bracket more effectively prevents the door glass from being detached from the sash. Is possible. Moreover, since the cover part is supported by the door panel via the bracket, the attachment rigidity of the cover part is increased.
Since the bracket also serves as a support member for both the sash and the cover, the number of parts is reduced.

The invention according to claim 6 is characterized in that the bracket is formed in a U-shaped cross section along the outer surface of the U-shaped cross section.
By bending the bracket to form a U-shaped cross section, the rigidity of the bracket can be increased. Therefore, since the support of the cover portion becomes stronger, the door glass is more difficult to come off.
In the invention according to claim 7, the cover portion is provided on the outside of the sash, and has a straight portion having a substantially linear shape along the door glass, and the door surface center than the end portion of the straight portion on the door surface center side. A curved portion that protrudes toward the side and curves toward the door glass side relative to the straight portion.

In the invention which concerns on Claim 1, when the door glass of a door is stored in the door lower part in the state lowered | hung to the lowest position , the outer side of the corner part of the front edge part of a door glass or a rear edge part, and an upper edge part Since the cover part which protrudes in the door surface center side rather than the edge part of the door surface center side of the U-shaped cross section is arranged so as to cover the side or the inner side, the corner part of the door glass is covered with the cover part Thus, it is possible to effectively prevent the door glass from coming off the sash.

In this case, since the corner portion is only covered with the cover portion, it is not necessary to support the sash from both sides of the inner panel and the outer panel of the door as in the conventional case, and the sash support structure can be prevented from being enlarged, And the workability | operativity at the time of attachment of a sash support structure can be improved.
Further, the increase in size of the sash support structure is suppressed, and it becomes easy to attach a member such as a reinforcing panel in the door, and the degree of freedom in designing the door can be improved.

Furthermore, in the invention which concerns on Claim 1 , the belt line seal which contacts a door glass is provided in the belt line formed in the upper edge of a door lower part, and in the state in which the door glass was accommodated in the door lower part, the front of a door glass is provided. Since one of the edge and the rear edge hits the belt line seal, and the cover part is arranged on the outer side or the inner side of the other corner part of the front edge and the rear edge, the front edge and the rear of the door glass are arranged. Both of the edges can be supported by the beltline seal and the cover, and the door glass can be reliably prevented from coming off the sash.

In the invention according to claim 2 , since the cover portion is provided so as to be able to contact the end portion of the run channel on the center side of the door surface, the cover portion can support the sash through the run channel. Can be prevented from coming off the sash, and the cover and the door glass are not directly in contact with each other, and there is no fear of damaging the door glass.

In the invention according to claim 3 , the U-shaped cross-section is provided on the bottom wall, the inner side wall near the passenger compartment extending from the both ends of the bottom wall to the center side of the door, and the outer side of the inner side wall. The run channel has an inner wall extending along the inner wall or the outer wall on the inner side of the U-shaped cross-section portion, and an outer wall of the U-shaped cross-section portion via a folded portion at the tip of the inner wall. An outer wall extending along the inner wall or the outer wall, and the cover portion is provided so as to be able to contact the folded portion, so that the folded portion of the run channel can be sandwiched between the tip of the outer wall of the sash and the cover portion. it can.
Therefore, it is possible to prevent the run channel from coming out of the sash more reliably, thereby preventing the door glass from coming off from the sash.

In the invention which concerns on Claim 4 , since a clearance gap is provided between an inner wall or an outer side wall, and a cover part and an outer wall is inserted in this clearance gap, since an outer wall can be clamped between an outer wall and a cover part, The run channel can be effectively prevented from coming off the sash.

In the invention according to claim 5 , since the lower part of the sash is attached to the door panel via the bracket and the cover is provided on the bracket, the cover is firmly supported by the highly rigid bracket that supports the sash. It is possible to prevent the door glass from coming off more effectively at the cover portion.

  In addition, since the bracket that supports the sash is provided with a cover portion, the bracket can serve both as a support for the sash and a support for the cover portion, so that the number of parts can be reduced and the cost can be reduced. .

In the invention according to claim 6 , since the bracket is formed in a U-shaped cross section along the outer surface of the U-shaped cross section, the rigidity of the bracket can be further increased, and the U-shaped cross section by the bracket. Since all the outer surfaces of the U-shaped cross section can be supported, it is possible to suppress deformation in which the inner wall and the outer wall of the U-shaped cross section are bent and the opening of the U-shaped cross section is widened.
Therefore, the U-shaped cross section and the cover can be firmly supported by the bracket, and the door glass can be further prevented from coming off.
In the invention which concerns on Claim 7, a cover part has a straight part and a curved part. The straight portion is provided outside the sash and has a substantially straight shape along the door glass. Moreover, the curved part protrudes in the door surface center side rather than the edge part of the door surface center side of a straight part, and is curved to the door glass side rather than the straight part.

1 is a side view showing a vehicle door structure according to the present invention. It is a side view which shows the principal part of the vehicle door which concerns on this invention. FIG. 3 is a sectional view taken along line 3-3 in FIG. 2. FIG. 4 is a cross-sectional view taken along line 4-4 of FIG. It is the A section enlarged view of FIG. It is an effect | action figure of the vehicle door which concerns on this invention.

  Embodiments of the present invention will be described below with reference to the accompanying drawings. In the description, left, right, front, and rear indicate directions based on the driver who has boarded the vehicle. The drawings are to be viewed in the direction of the reference numerals.

Examples of the present invention will be described. An arrow (FRONT) in the figure represents the front of the vehicle (hereinafter the same).
As shown in FIG. 1, a vehicle door 10 includes a door lower portion 13 having a closed cross-sectional structure including an outer panel and an inner panel provided inside the outer panel, an upper edge portion, a front edge portion, and a door glass 18. An upper sash 14, a front sash 16 and a rear sash 17 attached to the door lower part 13 for supporting the rear edge part, a door glass 18, and an inner part of the door lower part 13 for raising and lowering the door glass 18. And a window regulator 21 with an electric motor.
The upper sash 14, the front sash 16, and the rear sash 17 are parts constituting the sash 22 of the door 10.

A belt line seal 23 is provided along the belt line 13a on the belt line 13a formed at the upper edge of the door lower portion 13, and the door glass 18 is housed in the door lower portion 13 and is lowered from the lowest position to the uppermost position. The door glass 18 is applied to and supported by the belt line seal 23 in the entire region where the door glass 18 is lifted up and down.
That is, when the door glass 18 is lowered to the lowest position, the corner 18e of the upper edge 18a extending in the vehicle longitudinal direction and the rear edge 18d extending in the vehicle vertical direction of the door glass 18 is supported by the belt line seal 23. Has been.

  As shown in FIG. 2, the front sash 16 is attached to an inner panel 25 constituting the door lower portion 13 (see FIG. 1) via a mounting bracket 28. Reference numerals 25 a and 25 b are openings opened in the inner panel 25.

The mounting bracket 28 has a long portion 28a attached along the longitudinal direction (vertical direction of the vehicle) of the front sash 16, and extends from the upper side portion of the long portion 28a to the center side of the door surface 18a. The outline is a portion indicated by a thick line.) A corner portion 18c of the upper edge portion 18a and the front edge portion 18b, a cover portion 28b covering the lower portion of the corner portion 18c, and the inner panel 25 from the lower portion of the long portion 28a. The panel side attaching part 28c extended in the side.
The long portion 28a and the cover portion 28b are integrally formed, and a panel side mounting portion 28c separate from the long portion 28a is attached to the long portion 28a.

  As shown in FIG. 3, the door lower portion 13 is attached to the outer panel 24 that constitutes the exterior surface of the vehicle, the inner panel 25 attached to the inner side of the outer panel 24, and the outer panel 24 and the inner panel 25. The reinforcing panel 26 is provided.

  The front sash 16 is attached to the inner panel 25 with a bolt 31 by a mounting bracket 28. Reference numeral 28e denotes a cylindrical portion provided integrally with the panel side mounting portion 28c of the mounting bracket 28 in order to form a female screw that is screw-coupled to the bolt 31.

  As shown in FIG. 4, when the door glass 18 is lowered to the lowest position and stored in the door lower portion 13, the corner 18c on the front edge 18b (see FIG. 2) side of the door glass 18 is located outward. (Downward in the figure) is covered with a cover portion 28 b of the mounting bracket 28. Reference numeral 27 denotes a reinforcing panel bonded to the inner surface 24 a of the outer panel 24 in order to reinforce the outer panel 24.

  As shown in FIG. 5, the front sash 16 is a U-shaped member having a bottom wall 35, and an inner wall 36 and an outer wall 37 that extend from both ends of the bottom wall 35 toward the rear of the vehicle body. The wall 36 and the outer wall 37 are provided with inward protruding portions 36a and 37a that protrude inward of the U-shape.

A run channel 41 that supports the edge of the door glass 18 is disposed inside the U-shaped cross section of the front sash 16.
In the run channel 41, a bottom wall 42 and a U-shaped inner wall 43 and a U-shaped inner / outer wall 44 that extend from the end of the bottom wall 42 along the inner wall 36 and the outer wall 37 of the front sash 16 are integrally formed. ing.

  The U-shaped inner wall 43 includes an inner first lip 43a that is locked to the inward protruding portion 36a of the front sash 16, and an inner second lip 43b that extends inward of the vehicle body from the tip of the inner wall 36 of the front sash 16. An inner third lip 43c applied to the inner surface 18e of the door glass 18 and an inner fourth lip 43d disposed inside the vehicle body of the inner third lip 43c are formed.

  The U-shaped inner / outer wall 44 extends from an outer first lip 44a that is locked to the inwardly projecting portion 37a of the front sash 16, and an outer side that extends from a folded portion 44A provided at the tip and is applied to the outer surface 18f of the door glass 18. A second lip 44b and an outer third lip 44c inserted in the respective gaps 46 of the outer wall 37 and the cover 28b of the front sash 16 are provided.

The mounting bracket 28 has a longitudinal portion 28a (see FIG. 2), most of which is formed in a U-shaped cross section including a bottom wall 28g and side walls 28h and 28j bent from both ends of the side wall 28g. A cover 28b extends from the end. Reference numerals 28m and 28n denote end faces of the side walls 28h and 28j, respectively.
The cover portion 28b includes a straight portion 28p to which the outer third lip 44c is applied, and a curved portion 28q that curves in a convex shape from the tip of the straight portion 28p toward the door glass 18 side.

Next, the operation of the vehicle door structure described above will be described. 6 (a) and 6 (b), the movement distance of the door glass 18 is exaggerated in order to facilitate understanding of the operation of the vehicle door structure.
As shown in FIG. 6A, for example, when an external force is applied to the door glass 18 in a direction (a direction from the vehicle interior to the vehicle exterior) as indicated by a white arrow, the door glass 18 is in an initial two-dot chain line. When the mounting bracket 28 is bent in the front-rear direction, the mounting bracket 28 moves relative to the front sash 16 to the position indicated by the solid line.

  If the external force further increases, as shown in FIG. 6B, the door glass 18 moves further outward and moves relative to the front sash 16 in the front-rear direction to the position indicated by the solid line.

  As a result, the folded portion 44A including the distal ends of the U-shaped inner and outer walls 44, the outer second lip 44b, and the outer third lip 44c of the run channel 41 is sandwiched between the door glass 18 and the cover portion 28b. The glass 18 is prevented from further outward movement. That is, the cover portion 28 b supports the door glass 18 through the run channel 41 and prevents the door glass 18 from being detached from the front sash 16.

Further, since the door glass 18 does not directly contact the cover portion 28b, there is no fear that the door glass 18 is damaged.
If the external force is eliminated from the above state or the external force is reduced, the door glass 18 is pushed back by the elastic force of the run channel 41 and the deformation of the bracket 28 which has been elastically deformed is eliminated, as shown in FIG. Return to the original position.

As shown in FIGS. 1 and 2, in the vehicle door structure in which the door glass 18 that can be moved up and down is guided in the U-shaped cross section of the front sash 16 as the sash through the run channel 41, the door 10 When the door glass 18 is stored in the door lower portion 13, the U-shape is covered so as to cover the outer side or the inner side of the corner portion 18c between the front edge portion 18b or the rear edge portion 18d of the door glass 18 and the upper edge portion 18a. The cover part 28b which protrudes in the door surface center side rather than the edge part of the door surface center side of a shape cross-section part is arrange | positioned.
Thereby, it can prevent effectively that the door glass 18 remove | deviates from the front sash 16 by covering the corner part 18c of the door glass 18 which is going to come off with the cover part 28b.

In this case, since the corner portion 18c is only covered with the cover portion 28b, it is not necessary to support the sash from both sides of the inner panel and the outer panel of the door 10 as in the prior art, and the increase in the size of the sash support structure can be suppressed. In addition, the workability at the time of attaching the front sash 16 and the sash support structure (that is, the bracket 28) can be improved.
Further, the increase in size of the sash support structure is suppressed, and it becomes easy to attach the members such as the reinforcing panels 26 and 27 in the door 10, and the design freedom of the door 10 can be improved.

  In addition, a belt line seal 23 that is in sliding contact with the door glass 18 is provided on the belt line 13 a formed at the upper edge of the door lower portion 13, and when the door glass 18 is stored in the door lower portion 13, the front edge of the door glass 18. One of the part 18b and the rear edge part 18d hits the belt line seal 23, and the cover part 28b is arranged on the outer side or the inner side of the other corner part 18c of the front edge part 18b and the rear edge part 18d. Both the front edge portion 18b and the rear edge portion 18d of the 18 can be supported by the belt line seal 23 and the cover portion 28b, and the door glass 18 can be reliably prevented from being detached from the front sash 16.

  As shown in FIG. 5 above, the cover 28b is provided so as to be able to contact the end of the run channel 41 on the center side of the door surface, so that the cover 28b supports the front sash 16 via the run channel 41. Therefore, the run channel 41 can be prevented from coming off the front sash 16, and the cover portion 28b and the door glass 18 are not directly in contact with each other, so that the door glass 18 is not damaged.

  Further, the U-shaped cross section of the front sash 16 has a bottom wall 35, an inner wall 36 near the passenger compartment extending along the door 10 from both ends of the bottom wall 35, and the inner wall 36. An outer wall 37 provided on the outer side, and the run channel 41 has a U-shaped inner / outer wall 44 as an inner wall extending along the inner wall 36 or the outer wall 37 inside the U-shaped cross section of the front sash 16. An outer third lip 44c as an outer wall extending along the inner side wall 36 or the outer side wall 37 outside the U-shaped cross-sectional portion via the folded portion 44A is provided at the tip of the U-shaped inner / outer wall 44, and the covering portion 28b. Is provided so as to be able to contact the folded portion 44A.

  Thereby, when the door glass 18 is likely to come off, the folded portion 44A of the run channel 41 can be sandwiched between the tip of the outer wall 37 of the front sash 16 and the cover portion 28b. Accordingly, it is possible to prevent the run channel 41 from coming off from the front sash 41 more reliably, thereby preventing the door glass 18 from coming off from the front sash 16.

  Further, a gap 46 is provided between the inner wall 36 or the outer wall 37 and the cover portion 28 b, and the outer third lip 44 c is inserted into the gap 46, so that the outer third lip 44 c covers the outer wall 37. Therefore, the run channel 41 can be effectively prevented from being detached from the front sash 16.

  2 and 3, the front sash 16 has a lower portion attached to an inner panel 25 as a door panel via a bracket 28, and a cover 28b is provided on the bracket 28. Therefore, the front sash 16 is provided. The cover portion 28b is firmly supported by the highly rigid bracket 28 that supports the door, and the cover glass 28 can be prevented from coming off more effectively by the cover portion 28b.

  In addition, since the cover 28b is provided on the bracket 28 that supports the front sash 16, the bracket 28 can serve as both support for the front sash 16 and support for the cover 28b, thereby reducing the number of parts. Cost reduction can be achieved.

  As shown in FIG. 5 above, since the bracket 28 is formed in a U-shaped cross section along the outer surface of the U-shaped cross-section, the rigidity of the bracket 28 can be further increased, and the bracket 28 Since all the outer surfaces of the U-shaped cross-section can be supported, it is possible to suppress deformation such that the inner wall 36 and the outer wall 37 of the U-shaped cross-section are bent and the opening of the U-shaped cross-section is expanded. Therefore, the U-shaped cross section and the cover 28b can be firmly supported by the bracket 28, and the door glass 18 can be further prevented from coming off.

  In the embodiment, as shown in FIG. 2, when the door glass 18 is housed in the lower part of the door, the corner is formed on the outer side of the corner 18c between the front edge 18b and the upper edge 18a of the door glass 18. Although the cover part 28b which covers the part 18c is arrange | positioned, it is not restricted to this, The corner part 18e is covered to the outer side of the corner part 18e of the front edge part 18b and the rear edge part 18d (refer FIG. 1) of the door glass 18. You may arrange | position a cover part.

  The door structure of the present invention is suitable for an automobile.

DESCRIPTION OF SYMBOLS 10 ... Door, 13 ... Door lower part, 13a ... Belt line, 16 ... Sash (front sash), 18 ... Door glass, 18a ... Upper edge part, 18b ... Front edge part, 18c ... Corner part, 18d ... Rear edge part, 18e ... Corner part, 23 ... Belt line seal, 25 ... Door panel (inner panel), 28 ... Bracket (mounting bracket), 28b ... Cover part , 28p ... Straight part, 28q ... Curved part , 35 ... Bottom wall, 36 ... Inside Wall, 37 ... outer wall, 41 ... run channel, 42 ... bottom wall, 44 ... inner wall (U-shaped inner and outer walls), 44A ... folded portion, 44c ... outer wall (outer third lip), 46 ... gap.

Claims (7)

In a vehicle door structure that guides a vertically movable door glass in a U-shaped cross section of a sash through a run channel,
The door
When the door glass is stored in the lower part of the door in a state where the door glass is lowered to the lowest position , the outer side or the inner side of the corner part between the front edge part or the rear edge part and the upper edge part of the door glass is covered. A cover portion that protrudes toward the door surface center side than the end portion at the door surface center side of the U-shaped cross section is disposed ,
A belt line seal that is in sliding contact with the door glass is provided on a belt line formed at an upper edge of the lower portion of the door,
In a state where the door glass is housed in the lower part of the door, one of the front edge part and the rear edge part of the door glass hits the belt line seal, and the other corner part of the front edge part and the rear edge part. vehicle door structure in which the cover portion on the outer side or inner side is characterized Rukoto disposed of. The cover portion includes a vehicle door structure according to claim 1 Symbol placement and which are located so as to be contact with the end portion of the door surface center side of the run channel. The U-shaped cross-section is composed of a bottom wall, an inner wall near the passenger compartment that extends from both ends of the bottom wall to the center of the door along the door, and an outer wall provided on the outer side of the inner wall. Become
The run channel includes an inner wall extending along the inner wall or the outer wall on the inner side of the U-shaped cross section, and an inner wall on the outer side of the U-shaped cross section through a folded portion at a tip of the inner wall. or comprising an outer wall extending along the outer wall, the vehicle door structure according to claim 1 or claim 2, wherein said cover portion is characterized in that it is contactable to said folded portion. 4. The vehicle door structure according to claim 3 , wherein a gap is provided between the inner wall or the outer wall and the cover, and the outer wall is inserted into the gap. The sash is mounted on the door panel to which the bottom constitutes the door bottom through a bracket, according to any one of claims 1 to 4, wherein the cover portion is provided to the bracket Vehicle door structure. The vehicle door structure according to claim 5 , wherein the bracket is formed in a U-shaped cross section along an outer surface of the U-shaped cross section. The covering portion is
A straight portion provided outside the sash and having a substantially linear shape along the door glass;
A curved portion that protrudes toward the door surface center side than the end portion on the door surface center side of the straight portion and curves toward the door glass side than the straight portion;
The vehicle door structure according to any one of claims 1 to 6, characterized in Rukoto to have a.

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