JPH08132985A - Attaching structure of suspended ceiling terminal for automobile - Google Patents

Abstract

PURPOSE: To directly lock a trim of a terminal of a ceiling interior material on a roof rail in an attaching structure of a suspended ceiling for an automobile. CONSTITUTION: A rear trim 20 is formed into a plate shape provided with a cover part for covering a flat part 20 along the bottom surface of a rear roof rail 8 and an exposed part. A plurality of trim locking claws 21 each of which is formed of an upward projecting base part 21a, a leg part 21b parallely extending from the upper end and a downward engaging protrusion 21c are arranged in the vehicle width direction and integrally formed on the inner surface of the flat part 20a, a claw insertion port 22 into which the trim locking claw 21 is to be inserted is formed on the corner part of a raised surface 8d of the rear roof rail 8, and an engaging hole 23 with which the engaging protrusion 21 is to be engaged is formed on the bottom surface of the rear roof rail 8 in the separated position corresponding to the length of the leg part 21b. The trim locking claw 21 is inserted from an insertion port 22 by drawing a ceiling interior material 3 by making use of the elasticity, so as to engage the engaging protrusion 21c with the engaging hole 23.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof front rail and a roof rear rail, which have U-shaped cross sections and run in the vehicle width direction at the front and rear ends of a roof panel, suspended in the middle of the front and rear direction to the roof panel side. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure for a suspended ceiling terminal for an automobile, in which a front trim and a rear trim are respectively fixed to front and rear terminals of a ceiling interior material.

[0002]

2. Description of the Related Art As shown in FIGS. 4 and 5, at the front end of a roof panel 2, a roof front rail 7 having a U-shaped cross section that travels in the vehicle width direction is provided at a window frame portion for a windshield 6 and at a rear side thereof. The rear portion is joined to the window frame portion for the rear window 9 and the front portion thereof by the flange portions 8a and 8b. The suspended ceiling 1 is configured such that roof side rails on both sides of a roof panel 2 in the vehicle width direction are suspended by locking both ends of a listing wire 5 inserted into a plurality of bags 4 of a ceiling interior material 3. . A front trim 10 attached to a front end of the ceiling interior material 3 and covering an exposed portion of the roof front rail 7 in the vicinity of the flange portion 7a includes a tip portion of a retainer 11 screwed to the roof front rail 7. (See FIG. 5A). Similarly, a rear trim 15 attached to a rear end of the ceiling interior material 3 and hiding the vicinity of the flange portion 8a.
Is a retainer 16 screwed to the roof rear rail 8.
(See FIG. 5B).

Including such a mounting structure
As disclosed in Japanese Patent Laid-Open No. 3-2647 or Japanese Utility Model Laid-Open No. 63-164060, the trim of the terminal of the ceiling interior material 3 is generally locked to a retainer fixed to the roof rail with screws or the like. There is.

[0004]

Therefore, in the conventional mounting structure for a suspended ceiling terminal, not only the retainer is required as a mounting component but also the mounting work is required. There was also the possibility of reducing the overhead space.

In view of the above points, the present invention has an object of providing a mounting structure for a suspended ceiling terminal for an automobile of the kind described at the beginning, by which the terminal trim of the ceiling interior material can be directly locked to the roof rail. And

[0006]

SUMMARY OF THE INVENTION To achieve this object, the present invention provides a front and rear end portion of a roof panel that runs in the vehicle width direction and bends the front and rear ends of a bottom surface upward to form an upright surface. The roof rails with a U-shaped cross section to be formed are joined together, and the trims attached to the front and rear ends of the ceiling interior material suspended on the roof panel side in the front and rear direction are fixed to the front and rear roof rails. In the structure for mounting a suspended ceiling terminal for an automobile, the trim of one end on the front and rear sides has a plate portion having a flat portion along the bottom surface of the roof rail and a cover portion bent upward from the flat portion to cover the exposed portion of the roof rail. A base portion formed of synthetic resin on the inner surface of the flat portion and protruding upward, a leg portion extending from the upper end portion of the base portion toward the other end parallel to the flat portion, and the leg portion. A plurality of trim locking claws, which are formed by engaging projections projecting downward from the tip end, are integrally formed by arranging them in the vehicle width direction, and the trim engaging members are formed on the corners of the roof panel end side upright surface of the roof rail. A pawl insertion opening for inserting the stop pawl toward the other end is formed, and an engagement hole for engaging the engagement projection is formed on the bottom surface of the roof rail at a position corresponding to the length of the leg portion from the pawl insertion opening. With the trim of the other end fixed to the roof rail to which it belongs, pull the ceiling interior material using its elasticity and insert the trim locking claw from the claw insertion port to insert the engaging projection into the engaging hole. It is characterized by engaging.

[0007]

Operation: With the trim attached to the other end of the ceiling interior material fixed to the roof rail to which it belongs, the ceiling interior material is pulled and the trim locking claw of the trim on one end is attached to the corner portion of the roof rail to which it belongs. The engaging projection is engaged with the engaging hole and the base of the trim locking claw is constrained to the edge of the claw insertion port by the return elasticity of the ceiling interior material.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A mounting structure of a suspended ceiling terminal for an automobile to which the present invention is applied instead of the trim of the conventional suspended ceiling 1 shown in FIG. 4 will be described with reference to FIGS. 1 and 2. The same or equivalent parts as those in FIGS. 4 and 5 are designated by the same reference numerals.
As described above, the ceiling interior material 3 is the listing wire 5
The front trim 10 that is hung from the roof front rail 7 and covers the exposed portion of the roof front rail 7 from the ceiling interior material 3 is engaged with the tip of a retainer 11 screwed to the roof front rail 7.

On the other hand, according to the present invention, the rear trim 20 attached to the rear end of the ceiling interior material 3 and running in the vehicle width direction has the flat portion 2 along the bottom surface 8c of the roof rear rail 8.
0a, a cover portion 20b that is bent upward from the rear end to cover the exposed portion including the vicinity of the flange portion 8a, and a contact portion 2 that is bent upward from the tip and contacts the ceiling interior material 3.
0c is formed of a synthetic resin in a plate shape.

On the inner surface of the flat portion 20a, the trim locking claw 2 is provided.
1 is formed integrally along the vehicle width direction.
The trim locking claw includes a base portion 21a protruding upward from the inner surface of the flat portion 20a, and a flat portion 20a from the upper end portion of the base portion.
It is formed by a leg portion 21b that extends toward the front end of the ceiling interior material 3 and forms an L-shape, and an engaging protrusion 21c that projects downward at the tip of this leg portion.

On the other hand, of the front and rear standing surfaces that are bent upward from the bottom surface 8c of the roof rear rail 8, the rear standing surface 8d has a corner portion at which a trim insertion claw 21 is inserted forward. Are formed. Further, an engagement hole 23 for engaging the engagement protrusion 21c with the bottom surface 8c at a frontward spaced position corresponding to the length of the leg portion 21b from this corner portion.
Are formed.

The rear end of the ceiling interior material 3 is attached as follows by using the rear trim 20 thus constructed. As shown in FIG. 5A, a retainer 11 is screwed to the roof front rail 7, and the front trim 10 is locked to the tip of the retainer 11.

Next, the elasticity of the ceiling interior material 3 is used to pull the trim locking claw 21 from the claw insertion port 22 by pulling it backward, and the engagement protrusion 21c is engaged with the engagement hole 23 by the return elasticity. As a result, the trim engaging claw 21 is elastically pulled forward, so that the base portion 21a is moved to the claw insertion opening 2a.
While being restrained by the edge of 2, the tip of the contact portion 20c of the trim locking claw 21 contacts the ceiling interior material 3. Therefore, when a downward load is applied to the trim locking claws 21 by the weight of the ceiling interior material 3, the leg portions 21b are restrained by the bottom surface 8b,
The edge 21d of the leg portion 21b is caused by the contact of the contact portion 20c positioned ahead of the engaging projection 21c with the ceiling interior material 3.
The rotation in the clockwise direction as viewed in FIG.
As a result, the trim locking claws 21 are surely engaged with the roof rear rail 8 to securely support the ceiling interior material 3. The flat portion 20a extends ahead of and covers the engagement protrusion 21c,
The ceiling interior material 3 is floated from the engaging protrusions and held flat. To

In the embodiment described above, the front trim is engaged with a retainer separately prepared as in the conventional case. However, this retainer is abolished and, as shown in FIG. 3, the front side of the roof front rail 7 is removed. A claw insertion opening 32 is formed in a corner portion of the upright surface 7d, and the engagement hole 3 is formed at a rearward separated position thereof.
3 is formed, it is possible to directly engage the roof front rail 7 with the front trim 30 having the trim locking claws 31 symmetrical with the rear trim 20 described above.

Contrary to the above-described embodiment, it is also possible to adopt a trim having the trim locking claw according to the present invention only at the front end of the ceiling interior material. In the trim locking claw, in FIG. 1, the leg portion 21b is shorter than the engaging projection 21c, and the gap is narrowed so as to sandwich the rear trim 20 with the flat portion 20a, and the contact portion 20c is omitted. , Leg 2
A configuration is also conceivable in which the thickness of 1b is set to such a degree that the engagement protrusion 21c does not abut against the ceiling interior material 3 and distort.

[0016]

According to the first aspect of the present invention, since the trim locking claw of the trim attached to the terminal of the ceiling interior material can be directly engaged with the roof rail, no intervening parts are required, and the working time and work can be reduced. Space can be reduced. The trim locking claw is mounted by operating the claw insertion opening at the corner of the roof rail by operating in the front-rear direction, and the workability is improved. Further, the trim locking claw is directly mounted on the roof rail, so that the head clearance in the vehicle compartment can be widened. According to the invention of claim 2, both the front and rear terminals can be directly locked to the roof rail without a retainer by clipping.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of a rear trim portion of a structure for mounting a suspended ceiling terminal for an automobile according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the rear trim portion.

FIG. 3 is a sectional view of a front trim to which the present invention is applied.

FIG. 4 is a perspective view of a ceiling interior material to which the present invention is applied.

5 shows front and rear terminals of the ceiling interior material shown in FIG. 4, FIG. 5A being a sectional view taken along the line AA, and FIG.
It is a line sectional view.

[Explanation of symbols]

 3 Ceiling Interior Material 7 Roof Front Rail 8 Roof Rear Rail 20 Rear Trim 21, 31 Trim Locking Claw 21c Engagement Projection 22, 32 Claw Insertion 23, 33 Engagement Hole 30 Front Trim

Claims (2)

[Claims] 1. Roof rails having a U-shaped cross section are joined to front and rear end portions of a roof panel, the roof rails traveling in the vehicle width direction and bending the front and rear ends of a bottom surface upward to form an upright surface. In the mounting structure of the suspended ceiling terminal for automobiles, the trims attached to the front and rear terminals of the ceiling interior material suspended on the roof panel side in the middle of the direction are fixed to the front and rear roof rails. The trim of the side end is formed of a synthetic resin in a plate shape having a flat portion along the bottom surface of the roof rail and a cover portion that is bent upward from the flat portion and covers the exposed portion of the roof rail. A leg portion extending toward the other end from the upper end portion of the base portion in parallel with the flat portion, and an engaging protrusion protruding downward from the tip portion of the leg portion. Formed by arranging a plurality of trim locking claws that are integrally formed in the vehicle width direction and integrally forming the trim locking claws toward the other end of the roof rail at the corner of the roof panel end side upright surface. An engaging hole for inserting the engaging protrusion is formed on the bottom surface of the roof rail at a separated position corresponding to the length of the leg portion from the pawl inserting opening. With the trim of the side end fixed to the roof rail to which it belongs, the ceiling interior material is pulled by utilizing its elasticity to insert the trim locking claw from the claw insertion port to insert the engaging projection into the engaging hole. An attachment structure for a suspended ceiling terminal for an automobile, characterized in that they are engaged with each other. 2. The trim of the other front and rear ends is also formed of a synthetic resin in a plate shape having a flat portion along the bottom surface of the roof rail and a cover portion that is bent upward from the flat portion and covers the exposed portion of the roof rail. A base portion that also protrudes upward on the inner surface of the flat portion, a leg portion that extends from the upper end portion of the base portion toward the one side terminal parallel to the flat portion, and an engagement protrusion that protrudes downward at the tip portion of the leg portion. A plurality of trim locking claws formed by arranging the trim locking claws are integrally formed by arranging them in the vehicle width direction, and the trim locking claws are provided at the corners of the roof panel end side upright surface of the roof rail. Forming a pawl insertion opening to be inserted toward, further forming the engagement hole for engaging the engagement protrusion on the bottom surface of the roof rail at a separated position corresponding to the length of the leg portion from the pawl insertion opening, One side 2. The suspended ceiling terminal for an automobile according to claim 1, wherein the trim engaging claw is inserted from the claw insertion port to engage the engaging projection with the engaging hole prior to fixing the trim of the terminal. Mounting structure. Construction.