JP2012183913A - Door opening structure of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a door opening structure of a vehicle in which assemblability is improved, interior parts are reduced in size, and external appearance quality is improved.SOLUTION: A door opening 2 is formed on a vehicle body 100. A fitting flange 8 is formed on a first inner peripheral surface 11, on one side in width direction of the door opening 2. A first inner peripheral surface portion 11N, which is further inside W1 in a cabin than the fitting flange 8, is covered with a first interior part 40 with a gap in between. A second inner peripheral surface 12 on the lower side of the door opening 2 is covered with a second interior part 50. Connection ends 42 and 51 of the first interior part 40 and the second interior part 50 are connected together. An engagement part 60 formed at the connection end 42 of the first interior part 40 is engaged with the fitting flange 8.

Description

The present invention
A door opening is formed in the car body,
A mounting flange of an opening trim is formed on the first inner peripheral surface on one side in the width direction of the door opening,
The first inner peripheral surface portion on the vehicle interior side with respect to the mounting flange is covered with a first interior part with a gap,
A second inner peripheral surface of the lower side of the door opening is covered with a second interior part;
The present invention relates to a door opening structure for a vehicle in which connecting end portions of the first interior part and the second interior part are connected to each other.

  In the vehicle door opening structure described above, the first inner peripheral surface portion is covered with a first interior part with a space, and a harness is provided between the first inner peripheral surface portion of the door opening and the first interior part. -Cables and hoses are passed (see Patent Document 1).

JP 2008-195257 A

According to the above-described conventional structure, the first inner peripheral surface portion of the door opening is covered with the first interior part at an interval, so that the connection end of the second interior part becomes the connection end of the first interior part. The connection end of the first interior part is easy to escape when overlapping and connecting from the outer side of the design surface. For example, the engaging claw provided on the connection end of the second interior part is connected to the connection end of the first interior part. There is a problem that it is difficult to engage with the engagement hole provided in the portion, and the assembling property tends to be lowered.
As a technique for solving this problem, a technique in which a contact piece with respect to the vehicle body protrudes from the back side of the connecting end portion of the first interior part, and a protrusion end portion of the contact piece contacts the vehicle body (first inner peripheral surface). There is.
However, in this technique, the connecting end portion of the first interior part must be set wide so that the contact piece protrudes to a place where a harness or the like does not exist, which increases the size of the first interior part.
In addition, since the protruding length of the contact piece becomes long, the base of the contact piece becomes thick, and sink marks are generated on the design surface side of the base of the contact piece, so that the appearance quality is likely to deteriorate.
SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and its object is to provide a vehicle door opening structure that can improve assemblability, downsize interior parts, and improve appearance quality. There is in point to do.

The feature of the present invention is that
A door opening is formed in the car body,
A mounting flange of an opening trim is formed on the first inner peripheral surface on one side in the width direction of the door opening,
The first inner peripheral surface portion on the vehicle interior side with respect to the mounting flange is covered with a first interior part with a gap,
A second inner peripheral surface of the lower side of the door opening is covered with a second interior part;
A door opening structure of a vehicle in which connecting end portions of the first interior part and the second interior part are connected to each other,
The engaging portion formed at the connecting end of the first interior part is engaged with the mounting flange. (Claim 1)

According to this configuration, the engaging portion formed at the connection end of the first interior part engages with the mounting flange, and the connection end of the first interior part is supported by the vehicle body. When connecting the connecting end of the interior part to the connecting end of the first interior part from the outer side of the design surface, the connecting end of the first interior part can be made difficult to escape, improving the assembly. be able to.
And when attaching a 1st interior component to a vehicle body, by engaging an engaging part with an attachment flange first, the attachment part (for example, clip) with respect to the vehicle body of a 1st interior component is attached to the to-be-attached part (vehicle body side). For example, it can be smoothly guided to the clip hole), and the attachment portion and the attachment portion can be easily positioned.
Furthermore, since it is not necessary to make the engaging part formed in the connection end part of the 1st interior part contact the inner peripheral surface of a door opening, it can prevent that an engaging part interferes with a harness etc., and an engaging part It is possible to avoid the widening of the connecting end portion of the first interior part for avoiding interference with the harness, and the first interior part can be reduced in size.
As a means for making it difficult for the connecting end of the first interior part to escape when the connecting end of the second interior part is overlapped and connected to the connecting end of the first interior part from the outside of the design surface, for example, If a means for projecting the contact piece against the vehicle body (first inner peripheral surface) from the back side of the connecting end portion of the interior part is used, the contact piece tends to be long, so that the design surface side of the contact piece tends to sink. According to the above configuration of the present invention, since the engaging portion engages with the mounting flange, the engaging portion can be configured to be compact, and the occurrence of sink marks on the design surface side of the engaging portion can be avoided. And appearance quality can be improved. (Claim 1)

In the present invention,
When the engaging portion is in contact with the mounting flange from the outside of the vehicle compartment, the movement of the first interior component to the vehicle interior side can be prevented by the mounting flange, and the first interior component is prevented from coming off the vehicle body. Can be prevented. Furthermore, the position of the first interior part in the vehicle width direction can be accurately determined, and the alignment of the parting parts between the first interior part and the second interior part can be made clean, and the appearance quality can be improved. . (Claim 2)

In the present invention,
The engaging portion is formed in a hook shape having a lower opening that projects from the connecting end portion of the first interior part to the outside of the passenger compartment, and is externally fitted to the mounting flange from above.
When the side wall outside the compartment of the engaging portion is in contact with the surface outside the compartment of the mounting flange, the following action can be achieved. (Claim 3)

  Since the engaging part is formed in the hook shape, the engaging part can be easily engaged with the mounting flange. Moreover, the movement to the vehicle interior side of a 1st interior component can be blocked | prevented with an attachment flange, and the detachment | leave from the vehicle body of a 1st interior component can be prevented. (Claim 3)

In the present invention,
The inner surface of the side wall outside the passenger compartment of the engagement portion is formed in a convex shape with a longitudinal cross-sectional shape,
When the recessed part recessed in the vehicle interior side is formed in the outer surface of the said side wall, there can exist the following effect | action. (Claim 4)

Since the inner surface of the side wall outside the passenger compartment of the engaging portion is formed as a convex surface having a longitudinal cross-sectional shape, the inner surface exhibits a guide function when the engaging portion is engaged with the mounting flange. The engaging portion can be more easily engaged with the mounting flange.
And since the recessed part is formed in the outer surface of the said side wall, the weight reduction of an engaging part can be achieved. (Claim 4)

In the present invention,
The opening trim is attached to the mounting flange so that one end portion in the longitudinal direction of the opening trim is located outside the vehicle interior of the connecting end portion of the first interior part,
When the abutted surface with which the end face of one end portion in the longitudinal direction of the opening trim abuts is formed on the engaging portion, the following effects can be obtained. (Claim 5)

As an example of means for deciding the position of the opening end attachment start point (hereinafter referred to as "one end of the opening trim") in the longitudinal direction of the opening trim with respect to the mounting flange, a notch is formed in the mounting flange, and this notch is used as a mark. There is a means for determining the position of one end of the opening trim.
However, with this means, one end portion of the opening trim is likely to be displaced, one end portion of the opening trim enters, the position of the other end portion is attracted, and the end portion appears in the portion that is visible on the appearance, resulting in poor appearance. The operator must check the position of the opening trim by looking at one end of the opening trim and the cut many times during assembly.
On the other hand, according to the above configuration of the present invention, the abutted surface with which the end surface of one end of the opening trim abuts is formed on the engagement portion. The position of the one end portion of the opening trim relative to the mounting flange can be determined with certainty simply by abutting the end surface of the one end portion of the opening trim against the contacted surface of the engaging portion.
As a result, it is possible to prevent the displacement of one end of the opening trim, and the operator does not need to look at the one end of the opening trim or the contact surface of the engaging portion many times during assembly. Can be improved.
In addition, if the contacted surface with which the end face of one end of the opening trim contacts is formed on the vehicle body side, there is a problem in that the yield of the vehicle body is reduced and the welding is poor. Since the contacted surface is formed on the engaging portion, the above-described problems can be avoided. (Claim 5)

In the present invention,
When the abutting surface is configured as a flat surface substantially orthogonal to the mounting flange, when the opening trim is attached to the mounting flange, the end surface of one end of the opening trim is brought into contact with the abutting surface of the engaging portion. While being able to contact easily, the position of the one end part of the opening trim with respect to a mounting flange can be determined reliably. (Claim 6)

According to the present invention,
As a result, it is possible to provide a door opening structure for a vehicle that can improve the assembly property, can reduce the size of the interior parts, and can improve the appearance quality.

Exploded perspective view of vehicle door opening structure Perspective view of vehicle door opening structure FIG. 3 is a perspective view of the connecting structure of the connecting end of the first interior part (quarter trim) and the connecting end of the second interior part (side sill scuff) as seen from the back side of both interior parts, as viewed from the Z direction in FIG. Opening trim mounting structure perspective view Perspective view of vehicle door opening showing mounting flange Perspective view of the connecting end of the first interior part (quarter trim) The perspective view of the engagement state of an engaging part and a mounting flange AA sectional view of FIG.

  As shown in FIG. 1, a door opening 1 on the front side (vehicle front side Fr) and a door opening 2 on the rear side (vehicle rear side Rr) are formed on the side surface of the body 100 of the automobile, and an upper portion of the door opening 2 on the rear side. A fixed window 9 is formed at the rear. Hereinafter, the rear door opening structure will be described as an example.

[Rear door opening structure]
As shown in FIGS. 1 and 2, the inner peripheral surface 3 of the rear door opening 2 includes a first inner peripheral surface 11 on one side in the width direction of the door opening 2 (the vehicle rear side Rr) and a lower first inner surface 11. 2 an inner peripheral surface 12, a third inner peripheral surface 13 on the other side in the width direction of the door opening 2 (vehicle front side Fr), and an upper fourth inner peripheral surface 14. A mounting flange 8 of the opening trim 10 is formed on the first inner peripheral surface 11, the third inner peripheral surface 13 and the fourth inner peripheral surface 14, and the mounting base portion 17 ( (See FIG. 4). A flange 16 is formed on the second inner peripheral surface 12 so as to be continuous with the mounting flange 8 of the opening trim 10.

  The upper part of the first inner peripheral surface 11 is inclined so that the upper side is located on the vehicle front side Fr. Further, the lower part is inclined so that the lower side is located on the vehicle front side Fr, and the middle part in the vertical direction is slightly curved toward the vehicle rear side Rr.

[Structure of the vehicle body side portion 20 on the vehicle rear side Rr of the door opening 2]
The vehicle body side portion 20 on the vehicle rear side Rr of the door opening 2 is configured by welding and joining the peripheral portions of the side body inner panel 21 (see FIGS. 7 and 8) and the side body outer panel 22 facing each other. As shown in FIGS. 1 and 5, the front lower portion of the vehicle body side portion 20 (the lower portion of the end portion of the vehicle front side Fr) forms the front portion of the wheel house, and is formed in an arc shape along the wheel arch. ing.

  More specifically, as shown in FIGS. 7 to 8, an end 24 on the side of the door opening 2 of the side body inner panel 21 is provided with a wall 24 </ b> J extending from the end 24 to the vehicle exterior W <b> 2, and the wall 24 </ b> J. A rising wall 24T that rises from the end of the passenger compartment outer side W2 toward the door opening 2 is formed. The side body outer panel 22 has an end portion 25 on the door opening 2 side, a wall portion 25J extending from the end portion 25 to the vehicle interior side W1, and an end portion of the wall portion 25J from the vehicle interior side W1 to the door opening 2 side. A rising wall 25T that rises is formed. The three members 24T, 25T, and 23J are integrally welded together while sandwiching the end 23J on the door opening 2 side of the reinforcement 23 between the rising walls 24T and 25T.

  The first inner peripheral surface 11 of the door opening 2 is formed by the outer surface 24J1 of the wall portion 24J of the side body inner panel 21 and the outer surface 25J1 of the wall portion 25J of the side body outer panel 22, and the first inner peripheral surface 11 side. The mounting flange 8 is formed by both rising walls 24T and 25T and the end 23J of the reinforcement 23 on the door opening 2 side.

[Structure of side sill 30]
As shown in FIGS. 2 and 7, the side sill 30 below the door opening 2 includes a side sill inner panel 31 (see FIG. 7) whose middle portion in the vertical direction swells to the vehicle interior side W <b> 1 and a middle portion in the vertical direction. A side sill reinforcement (not shown) is sandwiched between upper and lower ends of the side sill outer panel 32 that bulges to the outdoor side W2.

  The upper end portion 34 of the side sill inner panel 31 includes an upper wall 34H whose panel surface faces in the vertical direction, and a rising wall that rises from the end of the vehicle interior outside W2 of the upper wall 34H. The upper end portion 35 of the side sill outer panel 32 includes an upper wall 35H whose panel surface is directed in the vertical direction, and a rising wall 35T that rises from the end of the upper wall 35H on the vehicle interior side W1.

  Then, both the rising walls and the upper end portion of the side sill reinforcement are welded together in a state where the upper end portions of the side sill reinforcement are sandwiched between the rising walls.

  The second inner peripheral surface 12 is formed by an upper surface 34H1 of the upper wall 34H of the side sill inner panel 31 and an upper surface 35H1 of the upper wall 35H of the side sill outer panel 32, and the flange 16 on the second inner peripheral surface 12 side rises in both directions. It is formed by the wall and the upper end of the side sill reinforcement. The flange 16 is continuous with the mounting flange 8.

  As shown in FIG. 8, the first inner peripheral surface portion 11N (the outer surface 24J1 of the wall portion 24J of the side body inner panel 21) closer to the vehicle interior side W1 than the mounting flange 8 corresponds to the quarter trim 40 (first interior component). 2), and the second inner peripheral surface 12 on the lower side of the door opening 2 is covered with a side sill scuff 50 (corresponding to the second interior part) with a space therebetween, as shown in FIG. .

  As shown in FIGS. 1 and 8, a harness 81, a cable 82, and a hose 83 are provided between the first inner peripheral surface portion 11N and the quarter trim 40 and between the second inner peripheral surface 12 and the side sill scuff 50. Harnesses 80 such as these are routed along the circumferential direction of the door opening 2. The harness 81, the cable 82, the hose 83, and the like are fixed to the side body inner panel 21 and the side sill inner panel 31 with clamps.

[Structure of quarter trim 40]
The quarter trim 40 is a component that covers the side body inner panel 21 from the vehicle interior side W1. As shown in FIGS. 6 and 8, the front lower end portion 42 of the quarter trim 40 (corresponding to the lower end portion and the connecting end portion of the vehicle front side Fr) faces the wall portion 24 </ b> J of the side body inner panel 21. A facing wall 42J, a side wall 42S extending from the end of the facing wall 42J toward the side body inner panel 21 from the end of the facing side 42J, and a front wall 42M extending downward from the portion of the facing wall 42J at the end of the facing side W1 6).

  The opposing wall 42J is formed with a rectangular engagement hole 42H (see FIG. 6) that is long in the longitudinal direction of the opposing wall 42J (the circumferential direction of the door opening 2). As shown in FIG. 8, the side portion of the floor panel 48 is placed on the wall portion 24 </ b> J of the side body inner panel 21. Then, the lower end of the side wall 42S and the lower end of the front wall 42M are placed on the carpet 43 laid on the floor panel 48. An engaging portion 60 is formed at the front lower end portion 42 of the quarter trim 40. The engaging portion 60 will be described in detail later.

[Structure of Side Sill Scuff 50]
As shown in FIGS. 1 to 3, the side sill scuff 50 is formed long in the longitudinal direction of the side sill 30, and has a cross-sectional hat shape in which the lower side is open. That is, the side sill scuff 50 is stretched from the lower end portion of the side wall 53S1 (see FIG. 8) of the bulging portion 53 to the vehicle interior side W1 to the vehicle interior side W1. A projecting piece 52H1 that projects and a projecting piece 52H2 that projects from the lower end of the side wall 53S2 of the outer side W2 of the bulging part 53 to the outer side W2 of the casing are provided.

  As shown in FIG. 1 and FIG. 2, the projecting pieces 52H1 and 52H2 are not provided at the rear end portion 51 of the side sill scuff 50 (corresponding to the end portion on the vehicle rear side Rr, the connecting end portion). Consists only of the bulging portion 53. An engagement claw 72 having a triangular shape in a longitudinal section is provided on the back surface of the upper wall 53J of the bulging portion 53 of the rear end portion 51.

  As shown in FIG. 8, the rear end portion 51 of the side sill scuff 50 overlaps the front lower end portion 42 of the quarter trim 40 from above (outside of the design surface) and protrudes from the rear end portion 51 of the side sill scuff 50. The engaging claw 72 is inserted and engaged from above into the engaging hole 42H of the opposing wall 42J of the front lower end 42 of the quarter trim 40, and the rear end 51 of the side sill scuff 50 and the front lower end 42 of the quarter trim 40 Are connected.

  The quarter trim 40 and the side sill scuff 50 are formed of a resin material and fixed to a vehicle body panel such as the side body outer panel 22 and the side sill inner panel 31 with a plurality of clips, screws, and the like.

[Structure of engaging portion 60 of quarter trim 40]
As shown in FIGS. 7 and 8, the engaging portion 60 formed at the front lower end portion 42 of the quarter trim 40 is engaged with the mounting flange 8. The engaging portion 60 is formed in a hook shape with a lower opening that projects from the front lower end portion 42 of the quarter trim 40 (specifically, the side portion of the facing wall 42J on the vehicle exterior side W2) to the vehicle exterior side W2. The flange 8 is externally fitted from above, and the side wall 61 of the engagement portion 60 on the outer side W2 of the engagement portion 60 is in contact with the surface 8G of the outer side W2 of the mounting flange 8 from the outer side W2. An inner surface 61N of the side wall 61 of the engagement portion 60 on the outer side W2 of the passenger compartment is formed as a convex surface having a U-shaped longitudinal section, and a concave portion 61U is formed on the outer surface 61M of the side wall 61.

[Structure of opening trim 10]
As shown in FIG. 4, the opening trim 10 includes a mounting base 17 having a U-shaped section that is open on the lower side, and an elliptical ring-shaped hollow seal that bulges from a side wall 17 </ b> S <b> 2 of the vehicle interior outside W <b> 2 of the mounting base 17. And a seal lip 19 extending obliquely downward so as to be located on the vehicle interior side W1 from the top of the side wall 17S1 on the vehicle interior side W1 of the mounting base 17 to the lower side.

  Then, the opening trim 10 is arranged such that one end portion 10A in the longitudinal direction of the opening trim 10 (hereinafter referred to as “one end portion 10A of the opening trim 10”) is located outside the front lower end portion 42 of the quarter trim 40. It is attached to the attachment flange 8. The opening trim 10 is shown hatched in FIG. The engagement portion 60 is formed with a contact surface 60A with which the end surface 10A1 of the one end portion 10A of the opening trim 10 contacts, and the contact surface 60A is configured as a flat surface that is substantially orthogonal to the mounting flange 8. Yes. A hatched portion in FIG. 5 is a portion to which the opening trim 10 is attached.

In the assembly process,
(1) The quarter trim 40 is attached to the side body inner panel 21 from the vehicle interior side W1,
(2) Next, the mounting base 17 of the opening trim 10 is attached by being fitted around the mounting flange 8,
(3) Thereafter, the side sill scuff 50 is attached to the side sill inner panel 31 and the side sill outer panel 32.

According to the configuration of the present invention,
(1) Since the engaging portion 60 formed on the front lower end portion 42 of the quarter trim 40 engages with the mounting flange 8 and the front lower end portion 42 of the quarter trim 40 is supported by the vehicle body 100, the side sill scuff 50 When the rear end portion 51 is overlapped and connected to the front lower end portion 42 of the quarter trim 40 from the outer side of the design surface (door opening 2 side), the front lower end portion 42 of the quarter trim 40 can be made difficult to escape, Assembling property can be improved.
When the quarter trim 40 is attached to the vehicle body 100, the engagement portion 60 is first engaged with the attachment flange 8, so that the attachment portion (clip) of the quarter trim 40 to the vehicle body 100 is attached to the vehicle body 100 side. It can be smoothly guided to the portion (clip hole), and the attachment portion and the attachment portion can be easily positioned.
Furthermore, since it is not necessary for the engaging portion 60 to contact the inner peripheral surface 3 of the door opening 2, it is possible to prevent the engaging portion 60 from interfering with the harnesses 80, and the engaging portion 60 with respect to the harnesses 80. Widening of the front lower end portion 42 of the quarter trim 40 for avoiding interference can be avoided, and the quarter trim 40 can be reduced in size.
As a means for making the front lower end portion 42 of the quarter trim 40 difficult to escape when the rear end portion 51 of the side sill scuff 50 is connected to the front lower end portion 42 of the quarter trim 40 from the outer side of the design surface, for example, quarter trim When a means for projecting the contact piece against the first inner peripheral surface 11 from the back side of the front lower end portion 42 of 40 is used, the contact piece is prone to become sinked on the design surface side due to the length of the contact piece. According to the above configuration of the present invention, since the engaging portion 60 engages with the mounting flange 8, the engaging portion 60 can be configured in a compact manner, and the occurrence of sink marks on the design surface side of the engaging portion 60 is avoided. The appearance quality can be improved.
In addition, the side sill scuff 50, which may take the weight of the occupant when the passenger gets on and off, can be supported by the vehicle body 100 via the engaging portion 60, so the side sill scuff 50 is firmly supported. And the durability of the side sill scuff 50 can be improved.

(2) The engagement portion 60 is formed in a lower open hook shape projecting from the front lower end portion 42 of the quarter trim 40 to the vehicle interior outside W2, and is externally fitted to the attachment flange 8 from above. Since the side wall 61 of the outer side W2 of the vehicle is in contact with the surface 8G of the outer side W2 of the mounting flange 8, the engaging portion 60 can be easily engaged with the mounting flange 8. Further, the movement of the quarter trim 40 toward the vehicle interior side W1 can be prevented by the mounting flange 8, and the quarter trim 40 can be prevented from coming off from the vehicle body 100.
Furthermore, the position of the quarter trim 40 in the vehicle width direction can be accurately determined, the alignment of the parting portions of the quarter trim 40 and the side sill scuff 50 can be made clean, and the appearance quality can be improved.

(3) Since the inner surface 61N of the side wall 61 of the outer side W2 of the engagement portion 60 is formed in a convex shape with a longitudinal cross-section, when engaging the engagement portion 60 with the mounting flange 8, The inner surface 61N exhibits a guide function, and the engaging portion 60 can be more easily engaged with the mounting flange 8. And since the recessed part 61U is formed in the outer surface 61M of the said side wall 61, the weight reduction of the engaging part 60 can be achieved.

(4) Since the contact surface 60A with which the end surface 10A1 of the one end portion 10A of the opening trim 10 abuts is formed on the engaging portion 60, when the opening trim 10 is attached to the mounting flange 8, the opening trim 10 The position of the one end 10 </ b> A of the opening trim 10 with respect to the mounting flange 8 can be determined with certainty simply by bringing the end face 10 </ b> A <b> 1 of the first end 10 </ b> A into contact with the contacted surface 60 </ b> A of the engaging part 60.
As a result, it is possible to prevent the positional deviation of the one end portion 10A of the opening trim 10, and the operator does not have to look at the one end portion 10A of the opening trim 10 or the contacted surface 60A of the engaging portion 60 many times during assembly. This improves the work efficiency.
In addition, if the contacted surface with which the end surface 10A1 of the one end portion 10A of the opening trim 10 contacts is formed on the vehicle body 100 side, there is a problem in that the yield of the vehicle body 100 is reduced and welding is poor. According to the above configuration, since the abutted surface 60A is formed in the engaging portion 60, it is possible to avoid the above problems.

(5) Since the abutted surface 60 </ b> A is configured to have a flat surface that is substantially orthogonal to the mounting flange 8, when the opening trim 10 is attached to the mounting flange 8, the end surface 10 </ b> A <b> 1 of the one end portion 10 </ b> A of the opening trim 10 is used. The engaging portion 60 can be easily brought into contact with the abutted surface 60 </ b> A, and the position of the one end portion 10 </ b> A of the opening trim 10 with respect to the attachment flange 8 can be more reliably determined by the engaging portion 60.

[Another embodiment]
The present invention can also be applied to a door opening structure in which interior parts are joined together.

2 Door opening (rear door opening)
8 Mounting flange 8G Outside surface 10 of mounting flange 10 Opening trim 10A End portion 10A1 in the longitudinal direction of the opening trim End surface 11 in the longitudinal direction of the opening trim 11 First inner peripheral surface 11N First inner peripheral surface portion 12 2 Inner peripheral surface 40 1st interior parts (quarter trim)
42 Connection end of first interior part (front lower end of quarter trim)
50 2nd interior parts (side sill scuff)
51 Connection end of second interior part (rear end of side sill scuff)
60 engaging portion 60A contacted surface 61 side wall 61M outside the casing of the engaging portion outer surface 61N of the side wall inner surface 61U of the engaging portion outside the casing 61 concave portion 100 vehicle body W1 vehicle interior side W2 vehicle exterior side

Claims (6)

A door opening is formed in the car body,
A mounting flange of an opening trim is formed on the first inner peripheral surface on one side in the width direction of the door opening,
The first inner peripheral surface portion on the vehicle interior side with respect to the mounting flange is covered with a first interior part with a gap,
A second inner peripheral surface of the lower side of the door opening is covered with a second interior part;
A door opening structure of a vehicle in which connecting end portions of the first interior part and the second interior part are connected to each other,
A vehicle door opening structure in which an engaging portion formed at a connecting end portion of the first interior part is engaged with the mounting flange.   The vehicle door opening structure according to claim 1, wherein the engaging portion is in contact with the mounting flange from the outside of the passenger compartment. The engaging portion is formed in a hook shape having a lower opening that projects from the connecting end portion of the first interior part to the outside of the passenger compartment, and is externally fitted to the mounting flange from above.
The vehicle door opening structure according to claim 2, wherein a side wall of the engagement portion outside the vehicle compartment is in contact with a surface of the mounting flange outside the vehicle compartment. The inner surface of the side wall outside the passenger compartment of the engagement portion is formed in a convex shape with a longitudinal cross-sectional shape,
The vehicle door opening structure according to claim 3, wherein a concave portion is formed on an outer surface of the side wall. The opening trim is attached to the mounting flange so that one end of the opening trim is located outside the passenger compartment of the connecting end of the first interior part,
The door opening part structure of the vehicle as described in any one of Claims 1-4 in which the to-be-contacted surface which the end surface of the one end part of the said opening trim contacts is formed in the said engaging part.   The vehicle door opening structure according to claim 5, wherein the abutted surface is configured as a flat surface substantially orthogonal to the mounting flange.

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