Floor spacer for vehicle
A floor spacer for a vehicle constituted of an expanded resin molded article which can simultaneously satisfy sound absorbing performance while satisfying desired compression strength and reduction in weight is provided. A floor spacer A for a vehicle is constituted of a floor spacer main body 10 constituted of an expanded resin molded article having flat plate portions 12 a and 12 b to be on an inner side of a compartment, and a plurality of ridges 13 a and 13 b vertically provided at back surfaces of the flat plate portions 12 a and 12 b on a floor frame side, and a layer constituted of a sound absorbing material 20 formed to fill spaces 14 a and 14 b formed between the aforesaid ridges 13 a and 13 b . Through-holes 15 may be formed in the flat plate portions 12 a and 12 b of the floor spacer main body 10 , and fastening holes 16 which a part of the sound absorbing material 20 enters may be formed in the ridges 13 a and 13 b.
1. A floor spacer for a vehicle which is accommodated and placed in a recessed groove existing in a floor frame of a vehicle, characterized by comprising at least:
a floor spacer main body constituted of an expanded resin molded article having a flat plate portion to be on an inner side of a compartment, and a plurality of ridges vertically provided at a back surface of said flat plate portion, each one of the plurality of ridges having a ridge thickness; and
a layer constituted of a sound absorbing material disposed to fill a space formed between said ridges, the sound absorbing material having a sound absorbing material thickness,
wherein the sound absorbing material thickness is less than or equal to the ridge thickness and
wherein a plurality of through-holes are formed in said flat plate portion in the floor spacer main body.
2. The floor spacer for a vehicle according to claim 1 , characterized in that
fastening holes in a direction along the flat plate portion are formed in all or some of said plurality of ridges in the floor spacer main body.
3. The floor spacer for a vehicle according to claim 2 , characterized in that
a part of the layer constituted of the sound absorbing material enters said fastening hole formed in said ridge.
4. The floor spacer for a vehicle according to claim 1 , characterized in that
the layer constituted of the sound absorbing material is formed to fill all or some of spaces formed between the ridges.
5. The floor spacer for a vehicle according to claim 1 , characterized in that
the sound absorbing material is at least one of felt, a polyurethane foam and a non-woven fabric.