JP2018167621A - Door trim attachment structure - Google Patents

Abstract

To provide a door trim attachment structure which enables easy attachment/detachment of a door trim to/from a door panel and can inhibit a structure for attaching/detaching the door trim from affecting the visual quality of the door trim.SOLUTION: A door trim attachment structure includes a weather strip 40 and a door trim 50. The weather strip 40 has: a first groove 46 into which an upper end part 12A of a door panel 10 is inserted; and a second groove 47 into which a protruding part 53 protruding from an upper wall part of the door trim 50 is inserted. The second groove 47 is formed by a second wall part 42 and a third wall part 44 facing each other and a lower wall part 45 protruding from the second wall part 42 and continuing into a lower end of the third wall part 44. When the protruding part 53 is inserted into the second groove 47, a shoulder part 53B included in the protruding part 53 engages with lower ends of the second wall part and the third wall part.SELECTED DRAWING: Figure 4

Description

  The technology disclosed in this specification relates to a door trim mounting structure.

  The vehicle door includes a door panel constituting a side wall of the vehicle, a door frame provided at an upper portion of the door panel, a door glass supported by the door frame, and a door trim attached to the door panel so as to cover a surface of the door panel on the vehicle compartment side. have. As an attachment structure for attaching the door trim to the door panel, a hook type for hooking the door trim to the upper end portion of the door panel, a metal clip type for fixing with a metal clip, and the like are known. Among these, the hook-type attachment structure can be stably attached with a simple structure and can be easily attached and detached as compared with the metal clip-type attachment structure.

  Specifically, the door trim has a locking portion that extends downward from the upper end portion, and an abutment rib that protrudes from the back surface of the door trim along the upper end portion, and this locking portion is attached to the upper end portion of the door panel. The door trim can be maintained stably attached to the door panel by engaging the contact rib with the door panel. As an example of such a hook-type mounting structure, one described in Patent Document 1 below is known.

JP 2008-1211 A

  In order to attach and detach the door trim having the hook-type attachment structure to the door panel, it is necessary to lift the door trim upward by the height of the locking portion with respect to the upper edge of the door panel. At this time, since the upper end of the door trim may come into contact with the door frame, it is necessary to provide a structure for avoiding contact with the door frame, such as a notch, in the portion of the door trim. However, providing such a structure may deteriorate the appearance of the door trim. Further, when attaching and detaching the door trim, the abutment ribs may be scraped, and the door trim may be rattled. In addition, a seal member for sealing between the locking portion of the door trim and the door panel is required, which increases the part cost.

  The technology disclosed in the present specification has been completed based on the above-described circumstances, and the door trim can be easily attached to and detached from the door panel, and the door trim is stably attached to the door panel. It is an object of the present invention to provide a door trim mounting structure capable of maintaining the above-described structure and suppressing the influence of the structure for attaching and detaching the door trim on the appearance of the door trim.

  A door trim mounting structure for mounting a door trim to a vehicle door panel disclosed in the present specification includes a weather strip and a door trim having the following configurations. The weather strip is attached to the upper end of the door panel and has the following configuration. The weather strip is opposed to the first and second long wall portions facing each other, an upper wall portion connecting the upper ends of the first wall portion and the second wall portion, and the second wall portion. A third wall portion; and a lower wall portion protruding from the second wall portion and connected to the lower end of the third wall portion between the lower end of the second wall portion and the upper wall portion. The first wall portion, the second wall portion, and the upper wall portion form a first groove into which the upper end portion of the door panel is inserted, and the lower wall portion has a recess formed at least on its inner surface, and the second wall The second groove is formed by the portion, the third wall portion, and the lower wall portion, and the distance in the facing direction between the second wall portion and the third wall portion and the dimension in the facing direction of at least a part of the recess are as follows. The dimension of the concave portion in the facing direction is larger than the distance in the facing direction. The door trim includes an upper wall portion that covers the upper surface of the door panel, a side wall portion that covers a plate surface on the vehicle compartment side of the door panel and that forms a side wall in the vehicle interior, and a protrusion that protrudes from the lower surface of the upper wall portion. The protrusion is connected to the plate-like portion protruding from the lower surface of the upper wall portion, the shoulder portion protruding from the protruding end of the plate-like portion in the opposite direction, and the shoulder portion, and is inserted into the recess of the lower wall portion. And a projecting end portion. The plate-like portion has a thickness smaller than the distance between the second wall portion and the third wall portion in the facing direction. The protrusion is inserted into the second groove of the weather strip, and the shoulder engages with the second wall portion of the weather strip and the lower end of the third wall portion.

  According to the said structure, attachment / detachment of a door trim with respect to a door panel can be easily performed only by inserting / extracting a protrusion in the 2nd groove | channel of a weather strip. Since the door trim is attached to the door panel by the protrusion protruding from the lower surface of the upper wall portion, the state in which the protrusion is inserted into the second groove can be reliably maintained by the weight of the door trim.

  Moreover, the state in which the door trim is stably attached to the door inner panel can be maintained by locking the shoulder portion to the lower ends of the second wall portion and the third wall portion of the weather strip. Furthermore, according to such a configuration, the door trim can be stably attached to the door panel even though the protruding end portion of the protrusion is located above the lower end of the first wall portion of the weather strip. Can be maintained. In other words, the protrusion can be shortened compared to the locking portion of the conventional hook-type mounting structure, the upper clearance required for attaching / detaching the door trim is reduced, and contact with the door frame provided on the door trim is avoided. The structure of can be made inconspicuous. That is, it is possible to suppress the influence of the structure for attaching and detaching the door trim on the appearance of the door trim.

  Further, the distance between the upper end of the second wall part and the lower end of the lower wall part can be smaller than the distance between the lower end of the second wall part and the lower end of the lower wall part. Since the lower wall portion protrudes from the second wall portion between the upper wall portion and the lower end of the second wall portion, the above configuration means that the second groove into which the protrusion is inserted. Is provided above the half of the second wall. With such a configuration, the upper clearance required for attaching and detaching the door trim can be further reduced, and the structure for avoiding contact with the door frame provided in the door trim can be made less conspicuous. That is, it is possible to further suppress the influence of the structure for attaching and detaching the door trim on the appearance of the door trim.

  Moreover, you may make it a protrusion edge part gradually reduce the dimension of the said opposing direction toward a front-end | tip from a shoulder part. According to such a configuration, the protrusion can be easily and smoothly inserted into and removed from the second groove.

  The third wall portion may have an upper end portion that is inclined in a direction away from the second wall portion. According to such a configuration, it is possible to more easily and smoothly insert and remove the protrusion from the second groove.

  The door trim is a reinforcing rib that protrudes from the lower surface of the upper wall portion and continues to the plate-like portion of the protrusion. When the protrusion of the door trim is inserted into the second groove of the weather strip, the protruding end of the weather strip You may have the reinforcement rib contact | abutted to an upper wall part. Such a reinforcing rib can reinforce the protrusion and can more reliably maintain a state in which the door trim is stably attached to the door panel.

  The weather strip may further have a flap portion made of a soft resin. Further, the upper wall portion may be made of a hard resin. The flap portion may protrude from the upper surface of the upper wall portion, and the height from the upper surface may be greater than the distance between the upper surface of the upper wall portion and the lower surface of the upper wall portion of the door trim. The flap portion can seal between the upper end of the door panel and the upper wall portion of the door trim without using a separate sealing member, thereby reducing component costs.

  According to the technology disclosed in this specification, the door trim can be easily attached to and detached from the door panel, and the door trim can be stably attached to the door panel. It is possible to provide a door trim mounting structure that can suppress the influence of the door trim on the appearance of the door trim.

The perspective view which shows the vehicle door which concerns on one Embodiment. 1 is an exploded perspective view of the vehicle door of FIG. Sectional drawing of the vehicle door cut | disconnected along the III-III line in FIG. The fragmentary sectional view which shows the state which attached the door window with respect to the door for vehicles of FIG.

  One embodiment will be described with reference to FIGS. As shown in FIGS. 1 and 2, the vehicle door 1 includes a door panel 10, a door frame 20, a door glass 30, a weather strip 40, a door trim 50, and a clip 60. The door panel 10 includes a door outer panel 11 disposed outside the vehicle and a door inner panel 12 disposed inside the vehicle. The door frame 20 is provided on the upper portion of the door panel 10 and constitutes a part of the side wall of the vehicle and supports the door glass 30. The weather strip 40 is made of synthetic resin or the like and is attached to the upper end portion 12A of the door inner panel 12. The upper portion of the door trim 50 is attached to the weather strip 40 and is attached to the door inner panel 12 so as to cover the surface of the door inner panel 12 on the vehicle compartment side.

  As shown in FIG. 4, the weather strip 40 includes longitudinal first wall portions 41 and second wall portions 42 that face each other, and an upper wall portion 43 that connects upper ends of the first wall portion 41 and the second wall portion 42. The second wall portion 42 has a third wall portion 44 that faces the second wall portion 42, and a lower wall portion 45 that protrudes from the second wall portion 42 and continues to the lower end of the third wall portion 44. The height of the third wall portion 44 is set to 1/3 or less of the height of the second wall portion 42. The lower wall portion 45 protrudes from the second wall portion 42 at a position above half of the second wall portion 42 (a range closer to the upper wall portion 43 than half). A first groove 46 is formed by the first wall portion 41, the second wall portion 42, and the upper wall portion 43, and a second groove 47 is formed by the second wall portion 42 and the third wall portion 44. .

  The weather strip 40 is attached to the upper end portion 12A of the door inner panel 12 by inserting the upper end portion 12A of the door inner panel 12 into the first groove 46. The first wall part 41, the second wall part 42, the upper wall part 43, the third wall part 44, and the lower wall part 45 are made of hard resin, and as shown in FIG. 4, the first wall part 41 and the second wall part The protrusion formed in the first groove 46 of the portion 42 is fixed to the upper end portion 12A by sandwiching the upper end portion 12A of the door inner panel 12 therebetween.

  As shown in FIG. 2, the first wall portion 41, the second wall portion 42, the upper wall portion 43, the third wall portion 44, and the lower wall portion 45 have a longitudinal shape along the upper end portion 12 </ b> A of the door inner panel 12. And has substantially the same length as the length of the upper end portion 12A. The lower wall portion 45 protrudes from a surface facing the third wall portion 44 of the second wall portion 42 between the upper wall portion 43 and the lower end of the second wall portion 42, and continues to the lower end of the third wall portion 44. ing. The lower wall portion 45 has a recess formed at least on the inner surface thereof. In the present embodiment, the depth is larger than simply forming a recess in the inner surface of the lower wall portion 45, and the opening is larger than the distance between the lower end of the second wall portion 42 and the lower end of the third wall portion 44. In order to form the large concave portion 45A, the lower wall portion 45 is formed in a C-shaped cross section having an opening on the upper side. With such a configuration of the lower wall portion 45, a part of the lower ends of the second wall portion 42 and the third wall portion 44 protrudes inward from the upper end (opening portion) of the lower wall portion 45. .

  The door trim 50 is made of a synthetic resin or a composite material obtained by biting a natural fiber or the like into a synthetic resin in a predetermined shape. As shown in FIG. 3 and FIG. 4, an upper wall portion 51 that covers the upper surface of the door inner panel 12, a side wall portion 52 that covers the plate surface on the vehicle interior side of the door inner panel 12, and the upper wall A protrusion 53 protruding from the lower surface of the portion 51 is provided. The height of the protrusion 53 (the dimension from the lower surface of the upper wall portion 51 to the tip of the protrusion 53) depends on the clearance between the lower surface of the upper wall portion 51 and the upper surface of the upper wall portion 43 of the weather strip 40. Is set.

  As shown in FIG. 4, the protrusion 53 has a plate-like portion 53A, a shoulder portion 53B, and a protruding end portion 53C. The plate-like portion 53 </ b> A is a plate-like portion protruding from the lower surface of the upper wall portion 51, and has a thickness smaller than the distance between the second wall portion 42 and the third wall portion 44 in the facing direction. The shoulder portion 53B protrudes from the protruding end of the plate-like portion 53A in the opposing direction of the second wall portion 42 and the third wall portion 44. The projecting end portion 53 </ b> C continues from the shoulder portion 53 </ b> B, and is inserted into the recess 45 </ b> A of the lower wall portion 45 when the door trim 50 is attached to the weather strip 40. Therefore, the protruding end portion 53C is formed so that the outer shape is along the inner surface of the recess 45A. More specifically, the protruding end portion 53C has a shape that gradually decreases from the shoulder portion 53B toward the protruding end.

  The door trim 50 is attached to the weather strip 40 by pressing the upper wall portion 51 against the upper wall portion 43 of the weather strip 40 at a position where the protruding portion 53 faces the second groove 47 and pressing it from above. The third wall portion 44 is flexible, and the third wall portion 44 moves away from the second wall portion 42 when the projecting end portion 53 </ b> C hits the upper ends of the second wall portion 42 and the third wall portion 44. The protruding end portion 53 </ b> C can pass through the second groove 47. Then, when the upper wall portion 51 is pushed in until the protruding end portion 53C enters the recess 45A of the lower wall portion 45, the third wall portion 44 returns to the original state, and the shoulder portion 53B becomes the second wall portion 42 and the second wall portion 42B. The projection 53 is fixed to the weather strip 40 by engaging with the lower end of the three wall portions 44. Thus, the protrusion 53 of the door trim 50 and the second wall portion 42, the third wall portion 44, and the lower wall portion 45 of the weather strip 40 form a door trim mounting structure. In order to more smoothly insert the protruding end portion 53C into the second groove 47, an inclined end portion 44A that is inclined in a direction away from the second wall portion 42 is provided at the upper end of the third wall portion 44. Also good. Moreover, the edge part other than the upper end of the door trim 50 is being fixed with the clip 60, as shown in FIG.1 and FIG.3.

  When removing the door trim 50 from the weather strip 40, the upper wall 51 is pulled upward. Then, the shoulder portion 53 </ b> B pushes the lower ends of the second wall portion 42 and the third wall portion 44, and the third wall portion 44 is bent in a direction away from the second wall portion 42. As a result, the locking of the shoulder portion 53B to the lower ends of the second wall portion 42 and the third wall portion 44 is released, and the protruding end portion 53C can be detached from the recess 45A and further from the second groove 47, The door trim 50 can be removed from the weatherstrip 40.

  As shown in FIG. 4, the door trim 50 has a plurality of plate-like reinforcing ribs 54 arranged at a predetermined interval. The reinforcing rib 54 protrudes from the lower surface of the upper wall portion 51 and continues to a part of the plate-like portion 53 </ b> A of the protruding portion 53. The height of the reinforcing rib 54 (the dimension from the lower surface of the upper wall portion 51 to the protruding end) is such that the lower surface of the upper wall portion 51 and the upper wall portion 43 of the weather strip 40 when the door trim 50 is attached to the weather strip 40. The distance from the top surface is set. That is, in a state where the door trim 50 is attached to the weather strip 40, the reinforcing rib 54 is in contact with the upper surface of the upper wall portion 43 of the weather strip 40 and supports the upper wall portion 43. The reinforcing rib 54 is connected to the plate surface of the plate-like portion 53 </ b> A between the lower surface of the upper wall portion 51 and the upper surface of the upper wall portion 43 of the weather strip 40 and reinforces the protrusion 53. .

  As described above, since a clearance is provided between the upper surface of the upper wall portion 43 of the weather strip 40 and the lower surface of the upper wall portion 51 of the door trim 50, wind and rain, foreign matter, noise, and the like are generated from the clearance into the vehicle. There is a possibility of intrusion. Therefore, as shown in FIG. 4, the weather strip 40 is provided with a flap portion 48 for preventing entry of wind and rain into the vehicle. The flap portion 48 is made of a soft resin and protrudes from the upper surface of the upper wall portion 43. The flap portion 48 has substantially the same length as the lengths of the first wall portion 41 and the second wall portion 42. The height from the upper surface of the upper wall portion 43 of the flap portion 48 (the dimension from the upper surface of the upper wall portion 43 to the protruding end) is the upper surface of the upper wall portion 43 of the weather strip 40 and the lower surface of the upper wall portion 51 of the door trim 50. It is set larger than the distance between. Therefore, in a state where the door trim 50 is attached to the weather strip 40, the flap portion 48 is pressed and bent by the upper wall portion 51 of the door trim 50, and comes into close contact with the lower surface of the upper wall portion 51.

  Next, the operation and effect of this embodiment will be described. According to the above configuration, the door trim 50 can be attached to and detached from the door inner panel 12 simply by inserting and removing the protrusion 53 into and from the second groove 47 and the recess 45 </ b> A of the weather strip 40. Since the door trim 50 is attached to the door inner panel 12 by the protrusion 53 protruding from the lower surface of the upper wall 51, the weight of the door trim 50 ensures that the protruding end 53C is inserted into the recess 45A. Can be maintained.

  Further, the shoulder portion 53B is locked to the lower ends of the second wall portion 42 and the third wall portion 44 of the weather strip 40, so that the door trim 50 is stably attached to the door inner panel 12. be able to. Further, according to such a configuration, the door trim 50 can be connected to the door inner panel 12 even though the protruding end portion 53C of the protruding portion 53 is located above the lower end of the first wall portion 41 of the weather strip 40. It is possible to maintain the state of being attached stably. That is, the height of the protrusion 53 can be reduced compared to the latching portion of the conventional hook-type attachment structure, and the upper clearance required for attaching / detaching the door trim 50 is reduced, and the door frame 20 provided in the door trim 50 is reduced. The structure for avoiding the contact with can be made inconspicuous. Therefore, the influence of the structure for attaching and detaching the door trim 50 on the appearance of the door trim 50 can be suppressed.

  Further, by providing the recessed portion 45 </ b> A into which the protruding end portion 53 </ b> C is inserted above the second wall portion 42, the upper clearance required for attaching / detaching the door trim 50 can be further reduced, and the door frame provided in the door trim 50. The structure for avoiding contact with 20 can be made inconspicuous. In other words, the influence of the structure for attaching and detaching the door trim 50 on the appearance of the door trim 50 can be suppressed.

  Further, by making the protruding end portion 53C have the above-described configuration, the protruding portion 53 can be easily and smoothly inserted into and removed from the second groove 47. In addition, since the third wall portion 44 is the inclined end portion 44A that is inclined in the direction away from the second wall portion 42, the protrusion 53 can be inserted into and removed from the second groove 47 more easily and smoothly. .

  Further, the protrusion 53 can be reinforced by the reinforcing rib 54, and the state in which the door trim 50 is stably attached to the door inner panel 12 can be more reliably maintained. Further, the flap portion 48 of the weather strip 40 can seal between the upper end of the door inner panel 12 and the upper wall portion 51 of the door trim 50 without using a separate sealing member, thereby reducing component costs. it can.

<Other embodiments>
The scope of the technology disclosed by this specification is not limited to the embodiments described with reference to the above description and drawings. For example, the following embodiments are also included in the scope of the technology disclosed by this specification. .

  (1) The position where the lower wall portion 45 protrudes from the second wall portion 42 is not limited to the position of the above embodiment. For example, the lower wall portion 45 may protrude from a position below the half of the second wall portion 42. However, if the height of the protrusion 53 is increased, the upper clearance required for attachment and detachment is correspondingly increased. Therefore, it is desirable to reduce the height of the protrusion 53 as much as possible.

  (2) The length of the protrusion 53 can be changed as appropriate. A plurality of projections having a short length may be provided. With such a configuration, the weight of the door trim 50 can be reduced.

  (3) The shape of the protruding end portion 53C may be any shape as long as it has the shoulder portion 53B. If the cross-section is circular or bowl-shaped, the second groove 47 and the recess 45A can be smoothly inserted and removed.

  (4) In the door trim mounting structure, in addition to the protrusion 53 of the door trim 50 and the second wall portion 42, the third wall portion 44, and the lower wall portion 45 of the weather strip 40, the reinforcing rib 54 and the weather strip of the door trim 50 Forty flap portions 48 may be included. According to such a configuration, it is possible to provide a door trim mounting structure that can provide a stronger and stable mounting structure and can also take measures against intrusion such as wind and rain.

  DESCRIPTION OF SYMBOLS 1 ... Vehicle door, 10 ... Door panel, 11 ... Door outer panel, 12 ... Door inner panel, 20 ... Door frame, 30 ... Door glass, 40 ... Weather strip, 41 ... 1st wall part, 42 ... 2nd wall part, 43 ... upper wall portion, 44 ... third wall portion, 45 ... lower wall portion, 45A ... concave portion, 46 ... first groove, 47 ... second groove, 48 ... flap portion, 50 ... door trim, 51 ... upper wall Part, 52 ... side wall part, 53 ... projecting part, 53A ... plate-like part, 53B ... shoulder part, 53C ... projecting end part, 54 ... reinforcing rib

Claims (6)

A door trim mounting structure for mounting a door trim on a vehicle door panel,
A weatherstrip attached to the upper end of the door panel,
Longitudinal first wall portion and second wall portion facing each other, an upper wall portion connecting upper ends of the first wall portion and the second wall portion, and a third wall portion facing the second wall portion. And between the lower end of the second wall portion and the upper wall portion, a lower wall portion protruding from the second wall portion and continuing to the lower end of the third wall portion,
The first wall portion, the second wall portion, and the upper wall portion form a first groove into which the upper end portion of the door panel is inserted,
The lower wall portion has a recess formed at least on the inner surface thereof,
A second groove is formed by the second wall portion, the third wall portion and the lower wall portion,
The distance in the facing direction between the second wall portion and the third wall portion and the dimension in the facing direction of at least a part of the recess are such that the dimension in the facing direction of the recess is greater than the distance in the facing direction. With a big weatherstrip,
A door trim attached to the door panel,
An upper wall portion covering the upper surface of the door panel, a side wall portion covering the plate surface on the vehicle compartment side of the door panel and constituting a side wall in the vehicle interior, and a protrusion protruding from the lower surface of the upper wall portion,
The projecting portion includes a plate-like portion projecting from the lower surface of the upper wall portion, a shoulder portion projecting in the opposing direction from a projecting end of the plate-like portion, and the shoulder portion, and the projecting portion of the lower wall portion A protruding end inserted into the recess,
The plate-like portion has a thickness smaller than the distance in the facing direction between the second wall portion and the third wall portion,
The protrusion is inserted into the second groove of the weather strip, and the door trim includes a door trim that engages the second wall portion of the weather strip and a lower end of the third wall portion. Mounting structure.   The door trim attachment according to claim 1, wherein a distance between the upper end of the second wall portion and a lower end of the lower wall portion is smaller than a distance between the lower end of the second wall portion and a lower end of the lower wall portion. Construction.   3. The door trim mounting structure according to claim 1, wherein the projecting end portion has the dimension in the facing direction that gradually decreases from the shoulder portion toward the tip. 4.   The door trim mounting structure according to any one of claims 1 to 3, further comprising an inclined end portion that is inclined in a direction away from the second wall portion at an upper end portion of the third wall portion.   The door trim is a reinforcing rib that protrudes from the lower surface of the upper wall portion and continues to the plate-like portion of the protrusion, and when the protrusion of the door trim is inserted into the second groove of the weather strip, The door trim mounting structure according to any one of claims 1 to 4, wherein the protruding end includes a reinforcing rib that abuts against an upper wall portion of the weather strip. The weather strip further has a flap portion made of a soft resin,
The upper wall portion is made of a hard resin,
The flap portion protrudes from the upper surface of the upper wall portion,
The door trim according to claim 5, wherein a height of the upper wall portion of the flap portion from the upper surface is larger than a distance between the upper surface of the upper wall portion and the lower surface of the upper wall portion of the door trim. Mounting structure.

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