JPH075967U - Vehicle soundproofing material and unit mounting structure - Google Patents

Abstract

(57) [Abstract] [Purpose] In a vehicle soundproofing material and unit mounting structure in which a vehicle soundproofing material and a unit are fastened together with clips to a dash panel, the work of aligning the mounting holes can be performed easily and efficiently. By doing so, the purpose is to improve the mounting workability. [Structure] When attaching the vehicle soundproofing material 10 and the unit 30 to the dash panel 20 via the clip 40, the leg pieces 41 of the clip 40 are inserted into the insertion slits 14 of the soundproofing material 10 to clip the soundproofing material 10. The fixing piece 4 of the clip 40 is fixed in a state where the fitting leg piece 31 of the unit 30 is positioned and supported by a support means such as a flange 43 formed on the clip 40 or a mounting boss portion 45, while fixing the 40.
By engaging 2 with the engaging hole 23 of the bracket 21, the attachment holes 22, 44, 32 can be easily and efficiently aligned.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a vehicle soundproofing material capable of efficiently mounting a vehicle soundproofing material and a unit such as an air conditioning unit on the interior side of a dash panel, and a mounting structure of the unit.

[0002]

[Prior art]

 Normally, in order to prevent the noise from the engine room from propagating into the passenger compartment in front of the front seat of a vehicle, a vehicle soundproofing material is installed on the inside of the dash panel, and a heater unit and an air conditioner are installed. Units such as units are mounted on the surface side.

That is, as shown in FIG. 6, a vehicle soundproofing material 2 is attached and fixed to the interior side of a dash panel 1 that divides an engine room E and a vehicle interior R, and a unit 3 is installed on the upper side thereof. It is set from.

In order to efficiently attach the vehicle soundproofing material 2 and the unit 3 to the dash panel 1, as shown in an enlarged view in FIG. 7, a hat-type bracket 4 is fixed to the dash panel 1 by welding or the like. The soundproof material 2 is inserted between the bracket 4 and the unit 3. A clip 5 is fitted into the soundproof material 2. Then, after aligning the mounting hole 4a of the bracket 4 with the mounting hole 5a of the clip 5, aligning the three mounting holes 3a of the unit 3 and tightening the bolts 6 to the bracket 4 of the dash panel 1. , The soundproof material 2 and the unit 3 are fixed together.

[0005]

[Problems to be solved by the device]

 However, in the conventional mounting structure for the vehicle soundproofing material 2 and the unit 3, since the bracket 4, the clip 5, and the screw holes 4a, 5a, 3a of the unit 3 are aligned at the same position and the bolt 6 is tightened, the unit 3 is tightened. Since it is necessary to insert the bolt 6 while holding down or to find each screw hole 4a, 5a, 3a while passing the bolt 6, it is very difficult to perform the work, and the workability is deteriorated. However, the threads may be damaged.

The present invention has been made in view of such circumstances, and a vehicle soundproofing material in which a vehicle soundproofing material and a unit are fastened together with bolts via clips to a bracket of a dash panel. It is an object of the present invention to provide a soundproofing material for a vehicle and a mounting structure for a unit, which can efficiently mount the soundproofing material and the unit in a material and unit mounting structure in a short time.

[0007]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the present invention provides a vehicle soundproofing material and a unit mounted on a bracket fixed to a dash panel by bolting both the vehicle soundproofing material and the unit through clips. In the mounting structure, the clip is formed with a leg piece to be inserted into an insertion slit of the soundproof material, and a locking piece to be engaged with an engaging hole provided on a side surface of the bracket is formed at the tip of the leg piece. In addition, the clip is characterized by a support means for supporting and positioning the mounting leg of the unit.

[0008]

[Action]

 As is clear from the above configuration, the clip leg is inserted into the soundproof material insertion slit to attach the clip to the soundproof material, and the clip support means positions the unit attachment leg. By fitting the locking piece at the tip of the leg of the clip into the engagement hole on the side of the bracket, the bracket's mounting hole, the clip's mounting hole, and the unit's mounting hole can be easily aligned. By bolting on, the soundproofing material and the unit can be easily fixed to the bracket of the dash panel.

[0009]

【Example】

 Hereinafter, embodiments of a vehicle soundproofing material and a unit mounting structure according to the present invention will be described in detail with reference to the accompanying drawings.

1 to 3 show a first embodiment of the present invention. FIG. 1 is a sectional view showing a mounting structure of a vehicle soundproofing material and a unit, and FIG. 2 is used for the mounting structure of FIG. FIG. 3 is a perspective view showing a clip, and FIG. 3 is a perspective view showing a modified example of the clip. FIGS. 4 and 5 show a second embodiment of a vehicle soundproofing material and a unit mounting structure according to the present invention. FIG. 4 is a sectional view and FIG. 5 shows a clip used in the mounting structure shown in FIG. It is a perspective view shown.

In FIG. 1, a vehicle soundproofing material 10 is attached and fixed to an interior side surface of a dash panel 20 that divides an engine room E and a vehicle compartment R. The unit 30 is installed.

More specifically, the vehicle soundproofing material 10 is a soundproofing material 11 made of a soundproofing sheet having a high surface density such as a rubber sheet or a vinyl chloride sheet, and a sound absorbing material made of a multi-porous base material such as felt or polyurethane foam. 12 and a two-layer laminated body.

A bracket 21 bent into a hat shape is fixed to the dash panel 20 by welding or the like on the front surface side of the dash panel 20, and the sound absorbing material of the vehicle soundproofing material 10 is housed in the bracket 21. 12 is cut out, and mounting holes 13 are formed in the soundproof material 10 for a vehicle corresponding to the mounting holes 22 of the bracket 21. Inserts extending in the lateral direction are provided above and below the mounting holes 13, respectively. The slit 14 is opened.

A mounting leg piece 31 extends to the lower portion of the unit 30, and a mounting hole 32 is formed in the mounting leg piece 31.

By the way, the feature of the mounting structure according to the present invention is that the vehicle soundproofing material 10 and the unit 30 are efficiently mounted to the bracket 21 of the dash panel 20 via the clip 40 shown in FIG. is there.

That is, the clip 40 is made of an injection-molded body of synthetic resin, and has leg pieces 41 that are inserted through the insertion slits 14 to be fixed to the vehicle soundproofing material 10. A locking piece 42 is formed at the tip of the leg piece 41. By engaging the locking piece 42 in the engagement holes 23 formed in the upper and lower side surfaces of the bracket 21, the clip 40 can be attached to the bracket 21 with one touch. It can be installed. Further, the clip 40 is formed with a flange 43 for holding the mounting leg piece 31 of the unit 30 and a mounting hole 44 for bolting.

The front end of the flange 43 is bent upward.

Therefore, in order to mount the vehicle soundproofing material 10 and the unit 30 to the dash panel 20, if the leg pieces 41 of the clip 40 are inserted into the insertion slits 14 of the vehicle soundproofing material 10, the vehicle soundproofing material can be installed. The mounting hole 13 of the clip 10 and the mounting hole 44 of the clip 40 are aligned with each other. After fixing the clip 40 to the vehicle soundproofing material 10, the mounting leg of the unit 30 is mounted on the flange 43 of the clip 40. When the tip end of 31 is mounted, the mounting hole 32 of the mounting leg piece 31 is also aligned with the mounting hole 13 of the vehicle soundproofing material 10, and the mounting hole 44 of the clip 40.

As described above, the vehicle soundproofing material 10 and the unit 30 are joined together via the clip 40, the vehicle soundproofing material 10 is attached to a predetermined position of the dash panel 20, and the leg piece 41 of the clip 40 is attached. By engaging the locking piece 42 at the tip with the engaging hole 23 on the side surface of the bracket 21, the vehicle soundproofing material 10 and the unit 30 can be positioned at predetermined positions with respect to the dash panel 20. Mounting hole 32, mounting hole 44 of clip 40, mounting hole 13 of soundproof material 10, and mounting hole 22 of bracket 21 can be aligned, and if bolt 50 is tightened, dash panel 20 Thus, the vehicle soundproofing material 10 and the unit 30 can be fixed easily and efficiently.

As described above, according to the mounting structure according to the present invention, the clip 40 is provided with the supporting means such as the flange 43 for positioning and supporting the mounting leg piece 31 of the unit 30 at an appropriate position, and the clip 40 has both sides. Since the locking piece 42 at the tip of the leg piece 41 of the above can be engaged with the engaging holes 23 on the upper and lower side surfaces of the bracket 21, the clip 40 can be fitted and fixed to the bracket 21 by one-touch, and the conventional mounting work can be performed. The work of aligning the mounting holes, which was required in step 1, can be omitted, workability is significantly improved, and problems such as screw thread damage can be effectively resolved.

FIG. 3 shows a modified example of the clip 40. In the clip 40, the left and right sides of the flange 43 are upward so that the mounting leg 31 of the unit 30 can be positioned vertically and horizontally. Extends to.

As described above, the shape of the flange 43 for supporting and positioning the mounting leg 31 of the unit 30 is not particularly limited.

Next, a second embodiment of the mounting structure according to the present invention will be described with reference to FIGS. 4 and 5.

The same parts as those in the first embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

In this embodiment, the clip 40 shown in FIG. 5 is used. The clip 40 has the leg pieces 41 on the upper and lower sides and the locking piece 42 is formed at the tip of the leg piece 41, which has the same structure as that of the first embodiment, but has a fitting boss around the mounting hole 44. A portion 45 is formed, and the fitting boss portion 45 is set to have a size capable of being fitted into the mounting hole 32 formed in the mounting leg piece 31 of the unit 30.

Therefore, as shown in FIG. 4, the unit 30 is positioned by fitting the mounting hole 32 formed in the mounting leg piece 31 of the unit 30 into the fitting boss portion 45 of the clip 40. With the mounting boss 45 of the clip 40 fixed to the vehicle soundproofing material 10 fitted with the mounting hole 32 formed in the mounting leg 31 of the unit 30, the locking piece of the clip 40 is attached. By engaging 42 into the engaging hole 23 of the bracket 21, the clip 40 can be fitted and fixed to the bracket 21 with one touch, and if the bolt 50 is tightened in this state, in the present embodiment as well, The vehicle soundproofing material 10 and the unit 30 can be efficiently fixed to the dash panel 20.

[0027]

[Effect of device]

 As described above, the vehicle soundproofing material and the unit mounting structure according to the present invention have the following special operational effects.

(1) Since the clip is provided with the support means for positioning the unit such as the flange and the fitting boss, the unit is positioned and held at the proper position with respect to the clip fixed to the vehicle soundproof material. If the clip that holds both the vehicle soundproofing material and the unit is fitted to the bracket of the dash panel, the mounting holes for the vehicle soundproofing material, the clip, the unit, etc. can be easily aligned, and the bolts By simply tightening, it becomes possible to easily and efficiently attach the vehicle soundproofing material and unit to the dash panel, which has the effect of improving workability.

(2) The clip that holds the vehicle soundproofing material and the unit is formed by attaching the locking pieces provided on the clip leg pieces to the engaging holes on the upper and lower side surfaces of the hat-type bracket. Since the clip is fitted to the bracket, the clip can be attached to the bracket with one touch, and the workability is improved.

[Brief description of drawings]

FIG. 1 is a sectional view showing a first embodiment of a vehicle soundproofing material and a unit mounting structure according to the present invention.

FIG. 2 is a perspective view showing a clip used in the attachment structure shown in FIG.

FIG. 3 is a perspective view showing a modified example of the clip.

FIG. 4 is a sectional view showing a second embodiment of a vehicle soundproofing material and a unit mounting structure according to the present invention.

5 is a perspective view showing a clip used in the mounting structure shown in FIG.

FIG. 6 is a cross-sectional view showing the entire structure of a vehicle soundproofing material mounted on a dash panel and a mounting structure of a unit.

FIG. 7 is a partially enlarged sectional view showing a conventional soundproofing material for a vehicle and a conventional mounting structure for a unit.

[Explanation of symbols]

 10 Vehicle Soundproofing Material 11 Sound Insulation Material 12 Sound Absorbing Material 13 Mounting Hole 14 Inserting Slit 20 Dash Panel 21 Bracket 22 Mounting Hole 23 Engaging Hole 30 Unit 31 Mounting Leg Piece 32 Mounting Hole 40 Clip 41 Leg Piece 42 Locking Piece 43 Flange 44 Mounting hole 45 Fitting boss 50 Bolt

Claims (3)

[Scope of utility model registration request] 1. A bracket (21) fixed to a dash panel (20) is mounted by bolting both a vehicle soundproofing material (10) and a unit (30) through a clip (40). In a vehicle soundproofing material and a unit mounting structure, the clip (40) is provided with a leg piece (41) to be inserted into an insertion slit (14) of the soundproofing material (10) and is provided on a side surface of a bracket (21). An engaging piece (42) that engages with the engaged hole (23) is formed at the tip of the leg piece (41), and the clip (40) has a leg piece (for attaching the unit (30)). 31) A soundproof material for vehicles and a mounting structure for a unit, which is provided with a support means for supporting and positioning the same. 2. The vehicle soundproof according to claim 1, wherein the support means of the clip (40) is a flange (43) which holds the lower end of the mounting leg (31) of the unit (30). Material and unit mounting structure. 3. The support means of the clip (40) is a fitting boss portion (45) fitted in a mounting hole (32) formed in a mounting leg piece (31) of the unit (30). The soundproof material for vehicles and the mounting structure for a unit according to claim 1.