JPS6230323B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a component mounting structure for fixing a mounting component to a mounting base via a fastener.

As an example of a conventional parts mounting structure of this type, a vehicle center ventilator grille mounting structure is shown in Figures 1 to 1.
It is shown in Figure 4. In the figure, reference numeral 1 denotes a center ventilator grille as a mounting part, and the center ventilator grille 1 is mounted via fasteners 4 to a mounting opening 3 of an instrument panel 2, which is a mounting base. Fusuna 4 is instrument panel 2
Side mounting piece 5 and center ventilator grill 1
Boss portions 9a and 9b are approximately L-shaped and have a connecting piece 6 for the mounting piece 5, and have a screw 8 inserted into a screw hole 7 formed in the mounting piece 5 so that the screw 8 protrudes from the back side of the mounting opening 3. By screwing them together, the fastener 4 and the instrument panel 2 are fixed, and the pins 12a and 12b protruding from the side surfaces 11a and 11b of the center ventilator grille 1 are fitted into the receiving holes 10 formed in the connecting piece 6. By matching them together, the fastener 4 and the center ventilator grille 1 are connected. In addition, the pins 12a, 1
2b is adapted to receive friction by fitting into the receiving hole 10 and to be rotated and positioned at an appropriate position. A cover portion 13 that surrounds the center ventilator grille 1 is integrally formed on the back side of the mounting opening 3 of the instrument panel 2.

When installing the center ventilator grille 1, first, the pins 12a and 1 protruding from the side surfaces 11a and 11b of the center ventilator grille 1 are attached.
2b is fitted with the receiving hole 10 of the connecting piece 6 to attach the fastener 4, and then insert the center ventilator grille 1 together with the fastener 4 into the cover part 13 from the back side of the instrument panel 2 (front side of the vehicle).
the screw hole 7 formed in the mounting piece 5 of the fastener 4.
A screw 8 is inserted through the screw 8 and screwed onto the boss portions 9a and 9b on the instrument panel 2 side to fix the screw 8.

However, in such a conventional component mounting structure, the mounting piece 5 of the fastener 4 was fixed to the instrument panel 2 side with the screw 8, so the work process for attaching the screw 8 was uncertain. In addition to increasing the number of work hours, the work of installing the screws 8 is relatively troublesome and troublesome.Moreover, if the fastener 4 is fixed with the screws 8, it will not easily come off even if an occupant hits the center ventilator grille 1 in the event of a vehicle collision. There were also problems in terms of safety.

This invention was made by focusing on these conventional problems, and provides a highly safe part installation that can be easily and reliably installed, and that can be easily removed when a vehicle occupant hits it in the event of a vehicle collision. The purpose is to provide structure.

Specifically, the present invention provides a component mounting structure in which a mounting component is fixed to a mounting base via a fastener, in which the fastener has a pair of slidably engaged opposite edges of a notch formed in the mounting base. It has a fitting claw that engages with the locking hole of the guide part and the mounting base, and is removably fixed to the mounting base under a constant load, and has a receiving hole that receives the pin protruding from the mounting part, and a receiving hole that receives the pin that protrudes from the mounting part. The problems of the prior art are solved by making it possible to connect it to the mounting part via a connecting part consisting of a guide surface leading to the receiving hole.

The present invention will be explained below based on the drawings. FIGS. 5 to 10 are diagrams showing an embodiment of the present invention. This embodiment shows an example in which a pair of center ventilator grilles 20 and 21 are attached to a mounting opening 23 of an instrument panel 22. That is, the mounting opening 23 of the instrument panel 22 is formed in a size corresponding to the two center ventilator grilles 20 and 21, and a cover portion 24 surrounding the center ventilator grilles 20 and 21 is provided on the back side of the mounting opening 23. The cover portion 24 is further integrally formed with a partition wall 25 extending in the longitudinal direction of the vehicle at a central position.
At the partition wall 25, the inside of the cover part 24 is connected to the mounting parts 26, 2 of the center ventilator grills 20, 21, respectively.
It is separated into 7. In addition, both center ventilator grills 20 and 21 have side surfaces 28a and 28.
b, 29a, 29b, pins 30a, 30, respectively.
b, 31a, and 31b are formed in a protruding manner. The pins 30a of the center ventilator grills 20 and 21 are attached to both side walls 32 and 33 of the cover portion 24, respectively.
Support holes 34 and 35 are formed corresponding to the support holes 31a, and the pins 30a and 31a are inserted and supported in the support holes 34 and 35, and the opposing pins 30b and 31b are connected to the partition wall 25 through one fastener 36.
I'm trying to get them to support me. The fastener 36 is inserted into and engaged with a notch 38 formed in the vehicle front side end 37 of the partition wall 25, and includes a pair of guide portions that slidably engage with upper and lower opposing edges 38a and 38b of the notch 38. 40a, 40b, and a fitting claw 42 that engages with a locking hole 41 formed in the partition wall 25 at a position slightly rearward of the vehicle than the notch 38, and can be freely fixed to the partition wall 25.
It can be freely connected to the center ventilator grilles 20 and 21 via the center ventilator grilles 20 and 21. The pair of guide parts 40
a and 40b protrude from the fastener body 44 at a distance l corresponding to the wall thickness of the partition wall 25.
two protrusions 45a, 45b, 46 each holding the
It consists of a, 46b. The fitting claw 42 is formed in a chevron shape at the tip of a thin locking piece 47 that protrudes from the fastener body 44.
When a load above a certain level is applied to the center ventilator grilles 20, 21 due to the bending of the center ventilator grilles 20, 21, the fitting claws 42 can be disengaged from the locking holes 41. The connecting portion 43 connects the center ventilator grill 20, 2
A receiving hole 49 that allows the pins 30b and 31b of No. 1 to be inserted from both sides, and a receiving hole 4 for the pins 30b and 31b.
9, the pins 30b and 31b are inserted into the receiving hole 49.
Guide surfaces 50, 50 for guiding the fastener body 44 are formed on the fastener body 44, respectively. Note that the receiving hole 49 is connected to the pin 30.
b, 31b so that rotational positioning of the center ventilator grilles 20, 21 is possible by imparting friction to them.

And center ventilator grill 20, 21
To attach the fastener 36, first, for example, fit the pin 30b of one center ventilator grill 20 into the receiving hole 49 of the fastener 36, and then attach the fastener 36 to the center ventilator grill 20. 30a from the back side of the instrument panel 22 into the support hole 34 of the side wall 32 of the cover part 24, and then insert and support the pin 30a with the pin 30a side as the center.
Rotate the 0b side to the mounting port 23 side and attach the fastener 3 to the upper and lower opposing edges 38a and 38b of the notch 38 of the partition wall 25.
When the guide parts 40a and 40b of 6 are engaged and inserted and slid toward the rear of the vehicle, that is, toward the surface of the instrument panel 22, and the final position is reached, the fastener 3
The fitting claws 42 of No. 6 engage with the locking holes 41 of the partition wall 25, and the fasteners 36 and the center ventilator grille 20 are fixed. Next, attach the pin 31a of the other center ventilator grille 21 to the cover part 24.
The pin 31b is inserted and supported into the support hole 35 of the other side wall 33, and the pin 31b is brought into contact with the guide surface 50 of the fastener 36, and the center ventilator grille 21 is further rotated.
is guided by the guide surface 50 and easily engages in the receiving hole 49 of the fastener 36 and is fixed. Therefore, it is possible to install easily and reliably without the need for a screw fixing process, and moreover, the two center ventilator grills 20 and 21 can be installed using one fastener 3.
This can be done with 6. Furthermore, in the above-mentioned installation state, even if an occupant hits the center ventilator grille 20, 21 in the event of a vehicle collision, the fitting claw 42 and the locking piece 47 will bend.
is released from the locking hole 41 under a load above a certain level, the fastener 36 slides and falls off from the notch 38 via the guide portions 40a, 40b, and the center ventilator grills 20, 21 are removed, which is safe.

In the above embodiment, an example is shown in which two center ventilator grilles are attached with one fastener 36, but a plurality of fasteners 36 may be used, or one center ventilator grille is attached with two fasteners 36. Furthermore, the attachment parts are not limited to the center ventilator grille, but may also be side ventilator grille or other parts.

As explained above, according to this invention,
With the above-described configuration, the fitting claw of the fastener can be easily and reliably engaged with the locking hole of the mounting base by simply engaging the guide portion of the fastener with the notch of the mounting base and sliding it. It eliminates the need for the conventional screw fixing work, which reduces the number of work hours and makes the work easier.In addition, in the event of a vehicle collision, the fitting pawl separates from the locking hole under a certain load, making it safer to remove the attached part. It also has the effect of improving sex. Furthermore, since the connection part of the fastener is formed by a receiving hole that receives the pin on the mounting part side and a guide surface that guides the pin to the receiving hole, the pin engagement of the mounting part with the fastener can be easily and reliably made. There is an effect that it can be done.

[Brief explanation of the drawing]

Figure 1 is a front view of the instrument panel showing the conventional center ventilator grille mounting structure, Figures 2 and 3 are enlarged sectional views taken along lines - and - in Figure 1, respectively, and Figure 4 is the same center ventilator grille. Fig. 5 is a front view corresponding to Fig. 1 showing an embodiment of the present invention, and Fig. 6 and Fig. 7 are Fig. 5 -, -. FIG. 8 is an exploded perspective view corresponding to FIG. 3; FIG. 9 is a partially enlarged perspective view showing the fastener installed;
FIG. 10 is a sectional view taken along the line of FIG. 9. 20, 21...Center ventilator grill as a mounting part, 22...Instrument panel as a mounting base, 25...Partition wall, 30a,
30b, 31a, 31b...pin, 36...fastener, 38...notch, 38a, 38b...upper and lower opposing edges, 40a, 40b...guide portion, 41...
Locking hole, 42... Fitting claw, 43... Connecting portion, 49
... Receiving hole, 50 ... Guide surface.

Claims (1)

[Claims] 1. In a component mounting structure in which a mounting component is fixed to a mounting base via a fastener, the fastener has a pair of guide portions that slidably engage opposite edges of a notch formed in the mounting base. and a receiving hole for receiving a pin protruding from the mounting part, which has a fitting claw that engages with the locking hole of the mounting base and is releasably fixed to the mounting base under a constant load, and a receiving hole for receiving the pin that protrudes from the mounting part. A component mounting structure characterized in that the component mounting structure is connectable to a mounting component via a connecting portion consisting of a guide surface that leads to the surface of the component.