JP4687134B2 - Vehicle door glass seal structure - Google Patents

Description

  The present invention relates to a seal structure for a vehicle door glass, and more particularly to a seal structure including a glass run and a waist seal attached along an edge of a window frame.

As a conventional seal structure of this type, one disclosed in Patent Document 1 is known. In the seal structure disclosed in Patent Document 1, a glass run extending along the front and rear side edges and the upper edge of the window frame and a waist seal extending along the lower edge of the window frame are integrated. Thus, a seal part including an annular portion along the entire periphery of the window frame is formed, and this seal part is attached to the window frame.
JP 2001-206068 A

  However, in the above prior art, the front edge and the rear edge of the annular portion are doubly connected by the upper edge of the glass run and the waist seal, and the positions of both ends of the waist seal are the positions of the window frame. It is influenced by the dimensional difference between the upper edge and the glass run. That is, in the above prior art, if the size of the window frame and the size of the seal part do not match with high accuracy, the waist seal buckles and wrinkles occur, or a gap occurs between the waist seal and the panel. As a result, the appearance may be deteriorated or a sealing failure may occur. Therefore, avoiding such problems and improving aesthetics and sealing properties increase the man-hours for managing dimensions and increase the manufacturing cost.

  Then, an object of this invention is to obtain the sealing structure of the vehicle door glass which can reduce the effort of dimension management.

In the present invention, in the sealing structure for a vehicle door glass, the glass having a first side edge portion along one side and a second side edge portion along the other side edge of the window frame of the door glass. A first extending from the run and the lower edge of the window frame, with one end in the longitudinal direction being integrally attached to the first side edge of the glass run, and the other end being a free end The one end in the longitudinal direction is integrally attached to the second side edge of the glass run, while the other end is a free end. A vehicle door glass sealing structure in which a seal part integrally including a second waist seal is attached to the window frame , wherein at least one of the first waist seal and the second waist seal By fitting the other into one, the window frame The most important feature that the the edge first waist seal and a second waist seal mounted one on top.

  According to the present invention, in the seal structure of the vehicle door glass, the waist seal is divided into the first waist seal and the second waist seal each having a free end, so that the waist seal buckles and wrinkles occur. It is possible to suppress a gap from being generated between the waist seal and the panel.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is an exploded perspective view showing a seal structure of a vehicle door according to the present embodiment, and FIG. 2 is a perspective view showing a root portion of a first waist seal and a cross section thereof (A-A cross section in FIG. 1). FIG. 3 is a perspective view showing a root portion of the second waist seal and a cross section thereof (BB cross section of FIG. 1), and FIG. 4 shows a state in which the first and second waist seals are attached to the lower edge of the window frame. FIG. 5 is an exploded sectional view (BB section in FIG. 1) and FIG. 5 is a sectional view (BB section in FIG. 1) of the lower edge of the window frame to which the first and second waist seals are attached.

The seal component 1 according to the present embodiment is configured by integrating a glass run 10, a first waist seal 7 , and a second waist seal 6 .

  The glass run 10 is attached to the sash 11 along both side edges (front edge 11a and rear edge 11b in this embodiment) and upper edge 11c of the window frame, and between the inner panel 2 and the outer panel 3 of the door. The sliding door glass 30 is guided while being in sliding contact, and a seal between the door glass 30 and the window frame (sash 11) is secured.

  In the glass run 10, the first side edge portion 4 extending in the vertical direction along the front edge 11 a of the window frame is a belt-like shape that is inserted into a recess (not shown) formed in the sash 11. It has a bottom wall 4a and a pair of side walls 4b, 4b erected on both lateral edges of the bottom wall 4a, and the bottom wall 7a and the side walls 4b, 4b form a substantially U-shaped cross section. Has been. Lips 4c and 4c are formed at the end portions of the side walls 4b and 4b, and the door glass 30 has the lips 4c and 4c and the bottom wall 4a of the first side edge portion 4 fitted in the recesses of the sash 11. Ascending and descending while being in sliding contact with them.

On the other hand, the second side edge portion 5 extending along the rear edge 11b of the window frame has the same configuration as the first side edge portion 4, and includes a bottom wall 5a and a pair of side walls 5b and 5b. And a pair of lips 5c, 5c.

  Each of the first and second waist seals 7 and 6 is attached along the lower edge 2c of the window frame (the upper edge of the inner panel 2; the flange portion 12), and the surface of the door glass 30 on the vehicle interior side. The seal between the door glass 30 and the window frame (inner panel 2) is ensured by sliding.

  The first waist seal 7 has a substantially S-shaped cross section including a bottom wall 7a, a top wall 7b, and a plurality of vertical walls 7d, and a recess 14 that is opened upward on the vehicle interior side; A recess 16 is formed that is open downward on the outside of the passenger compartment. Further, a lip 7c directed upward and outward is formed at the lower end portion outside the passenger compartment.

  On the other hand, the inner panel 2 is joined with the end of the inner 2 a and the end of the outer 2 b to form a flange portion 12 that protrudes upward, and this flange portion 12 is the first waist seal 7. It is inserted into the recess 16. Thus, the first waist seal 7 is fitted to the inner panel 2.

  The second waist seal 6 includes a top wall 6a, a vertical wall 6b that stands on the back surface of the top wall 6a on the vehicle interior side, and a vertical wall that stands on the back surface of the top wall 6a on the outside of the vehicle interior. 6c, and the top wall 6a and the vertical walls 6b and 6c form a recess 15 that opens downward. A lip 6d that is directed upward and outward is formed at the lower end portion outside the vehicle compartment.

  The first and second waist seals 7 and 6 are fitted on the lower edge 2c of the window frame so as to overlap each other. Specifically, in the present embodiment, a convex portion formed by the top wall 7 b of the first waist seal 7 and a pair of vertical walls 7 d adjacent thereto is fitted into the concave portion 15 of the second waist seal 6. At the same time, the convex portion formed by the vertical wall 6 b of the second waist seal 6 is fitted into the concave portion 14 of the first waist seal 7.

  And in this embodiment, in order to make the insertion of the convex part into the concave part more reliable, on the wall surface of at least one of the concave part and the convex part, the other traveling direction in the insertion. A lip 17 and a protrusion 18 extending toward the surface are provided. Specifically, in this embodiment, the vertical wall 6b as the convex portion of the second waist seal 6 is inserted into the side wall of the concave portion 14 with respect to the portion where the concave portion 14 of the first waist seal 7 is inserted. A lip 17 is formed extending in the traveling direction of the vertical wall 6b, that is, downward. Moreover, about the part by which the flange part 12 as a convex part is inserted by the recessed part 16 of the 1st waist seal 7, the lip which extends toward the advancing direction, ie, upper direction, of the flange part 12 in the insertion, on the side wall of the said recessed part 16 17 is formed.

  In the present embodiment, one end (front end) in the longitudinal direction of the first waist seal 7 is integrally attached to the first side edge 4 of the glass run 10, while the other end (rear end). ) As a free end. One end portion (rear end portion) of the second waist seal 6 in the longitudinal direction is integrally attached to the second side edge portion 5 of the glass run 10, while the other end portion (front end portion) is a free end. is there.

  Further, in the present embodiment, the first and second waist seals 7 and 6 are formed to be bendable at least at the attachment portions 8 and 9 with the glass run 10. Therefore, even after the glass run 10 is attached to the sash 11, the first and second waist seals 7, 6 can be bent at the attachment portions 8, 9, and removed from the lower edge 2c of the window frame.

  The first and second waist seals 7 and 6 are suitably insert-molded with metal members 20 and 19 as appropriate. Moreover, in this embodiment, the 2nd waist seal 6 is hold | suppressed from upper direction with the door trim 13, and it has suppressed that the 1st and 2nd waist seals 7 and 6 remove | deviate from the lower edge 2c of a window frame. Further, in relation to this, a projection 6e is provided at the outer end of the upper surface of the top wall 6a of the second waist seal 6 and the door trim 13 is brought into contact with the projection 6e. By doing so, the pressing position of the door trim 13 against the second waist seal 6 is positioned, and the pressing force can be obtained more reliably at the intended position.

  According to the above embodiment, since the waist seal is divided into the first waist seal 7 and the second waist seal 6 each having a free end, the positions of both ends of the waist seal as occurred in the prior art. It is possible to suppress the occurrence of wrinkles due to buckling of the waist seal and a gap between the waist seal and the inner panel.

  Further, according to the present embodiment, the first and second waist seals 7 and 6 are formed so as to be bendable at least at the attachment portion with the glass run 10. Thereby, even after the glass run 10 is attached to the sash 11, the first and second waist seals 7, 6 can be removed from the lower edge 2c of the window frame. Therefore, before attaching the first and second waist seals 7 and 6 to the lower edge 2c of the window frame, the door glass 30 can be attached, and the glass is attached with the waist seals 7 and 6 attached. Compared to the case, the mounting operation can be performed more easily.

  Moreover, according to this embodiment, since the 1st waist seal 7 and the 2nd waist seal 6 were piled up and down on the lower edge 2c of the window frame, it extended more over the whole area of the lower edge 2c of the window frame. There is also an advantage that a seal can be surely secured.

  In addition, according to the present embodiment, since the other is fitted to at least one of the first and second waist seals 7 and 6, the waist seals 7 and 6 are prevented from being separated from each other. Aesthetics can be maintained more reliably.

  Moreover, according to this embodiment, the convex part formed in the other is inserted in the recessed part formed in either one among the 1st and 2nd waist seals 7 and 6, and at least any one of these recessed parts and convex parts Since the lip 17 extending toward the other traveling direction in the insertion is provided upright on one wall surface, there is an advantage that it is easy to insert and the mutual detachment is difficult.

  Moreover, according to this embodiment, since the glass run 10 and the 1st and 2nd waist seals 7 and 6 were integrally molded, compared with the case where these are comprised separately, a number of parts reduces and manufacturing cost is reduced. be able to.

  The preferred embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiments, and various modifications can be made. For example, in the above-described embodiment, the first waist seal 7 is placed on the lower side and the second waist seal 6 is placed on the upper side, but these may be overlaid. Further, the shape of the portion to be fitted (inserted) is not limited to the above embodiment, and may take various forms, and the lip 17 may be formed on the wall surface of the convex portion instead of the concave portion. The present invention can also be implemented with a vehicle back door.

The disassembled perspective view which shows the seal structure of the door for vehicles concerning this embodiment. The perspective view which shows the base part of the 1st waist seal contained in the seal structure of the door for vehicles concerning this embodiment, and its cross section (AA cross section of FIG. 1). The perspective view which shows the base part of the 2nd waist seal contained in the sealing structure of the door for vehicles concerning this embodiment, and its cross section (BB cross section of FIG. 1). The exploded sectional view showing signs that the 1st and 2nd waist seals contained in the seal structure of the door for vehicles concerning this embodiment are attached to the lower edge of a window frame (BB section of Drawing 1). Sectional drawing of the lower edge of the window frame to which the 1st and 2nd waist seal contained in the sealing structure of the vehicle door concerning this embodiment was attached (BB cross section of FIG. 1).

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Seal component 2c Lower edge (of window frame) 4 1st side edge part 5 2nd side edge part 6 2nd waist seal 6b Vertical wall (convex part)
7 First waist seal 8,9 Mounting portion 10 Glass run 14,15 Recessed portion 17 Lip 30 Door glass

Claims (3)

A glass run having a first side edge along one of the side edges of the window frame of the door glass and a second side edge along the other;
A first waist seal extending along the lower edge of the window frame and having one end in the longitudinal direction integrally attached to the first side edge of the glass run, the other end being a free end When,
A second waist seal extending along the lower edge of the window frame and having one end in the longitudinal direction integrally attached to the second side edge of the glass run, while the other end is a free end When,
Is a sealing structure for a vehicle door glass that is attached to the window frame .
By fitting the other to at least one of the first waist seal and the second waist seal, the first waist seal and the second waist seal are vertically moved to the lower edge of the window frame. A sealing structure for a vehicle door glass, characterized by being attached in a stacked manner .   2. The vehicle door glass sealing structure according to claim 1, wherein the first waist seal and the second waist seal are formed so as to be bendable at least at an attachment portion with a glass run. While forming a recess in at least one of the first waist seal and the second waist seal, forming a protrusion in the other, so that the protrusion is inserted into the recess,
3. The vehicle door glass according to claim 1 , wherein a lip extending in the other advancing direction in the insertion is provided on at least one wall surface of the concave portion and the convex portion. Seal structure.

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