JPH0181820U

JPH0181820U -

Info

Publication number: JPH0181820U
Application number: JP1987176532U
Authority: JP
Priority date: 1987-11-20
Filing date: 1987-11-20
Publication date: 1989-05-31

Description

[Brief explanation of drawings]

第１図〜第３図は本考案の実施例を示し、第１
図はグロメツトの縦断面図、第２図はグロメツト
の側面図、第３図はグロメツトの正面図、第４図
は従来例におけるグロメツト及び防音防熱材等の
組付状態を示す断面図、第５図は同上のグロメツ
トの縦断面図である。Ｐ……隔壁、Ｓ……吸音材、４……環状凹部、
６……筒部、７……周壁部、８……遮蔽部、１２
……鍔部、１３……リブ、１４……肉抜き孔、１
５……補強リブ、１６，１７……弾性仕切板、１
８……孔、１９，２０……密封空間。 Figures 1 to 3 show embodiments of the present invention;
The figure is a longitudinal cross-sectional view of the grommet, Figure 2 is a side view of the grommet, Figure 3 is a front view of the grommet, Figure 4 is a cross-sectional view showing the assembled state of the grommet and soundproofing material, etc. in a conventional example, and Figure 5 is a cross-sectional view of the grommet. The figure is a longitudinal sectional view of the same grommet as above. P... Partition wall, S... Sound absorbing material, 4... Annular recess,
6... Cylinder part, 7... Peripheral wall part, 8... Shielding part, 12
...Trim part, 13...Rib, 14...Damage hole, 1
5... Reinforcement rib, 16, 17... Elastic partition plate, 1
8... Hole, 19, 20... Sealed space.

Claims

[Scope of utility model registration request]

It has a cylindrical part through which an electric wire such as a wire harness is inserted, and a peripheral wall part connected to the cylindrical part and having a larger diameter than the cylindrical part, and a hole provided in a partition wall of a panel etc. on the outer peripheral surface of the peripheral wall part. A plurality of tapered elastic partition plates are arranged in parallel on the inner surface of the circumferential wall portion, the center portions of which are inclined toward the wire insertion direction, and the plurality of elastic partitions are A sound insulating grommet characterized in that a hole having an inner diameter slightly smaller than the outer diameter of the electric wire is provided in the plate.