CN212499294U

CN212499294U - Automotive interior substrate

Info

Publication number: CN212499294U
Application number: CN202020287553.0U
Authority: CN
Inventors: 平增华; 徐杰
Original assignee: Yangzhou Huazhan Auto Parts Co ltd
Current assignee: Yangzhou Huazhan Auto Parts Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2021-02-09
Anticipated expiration: 2030-03-10

Abstract

The utility model provides an automotive interior base plate, including the lower fiberboard layer, the cavernosum layer, go up fiberboard layer and the epidermal layer that set gradually, automotive interior base plate's both sides still are equipped with the banding, upward be equipped with a plurality of horizontal through-holes on the fiberboard layer, the bottom of going up fiberboard layer is equipped with a plurality of first long lugs, cavernosum layer top be equipped with a plurality of with the first long recess of first long lug looks adaptation, the bottom of cavernosum layer is equipped with the long lug of a plurality of seconds, down the top of fiberboard layer be equipped with a plurality of with the long recess of second of the long lug looks adaptation of second, be equipped with a plurality of vertical through-holes of first vertical through-hole and the vertical through-hole of second of interval distribution in proper order down on the fiberboard, first vertical through-hole with the long recess of second communicates with each. The utility model discloses an automotive interior base plate is more firm, long service life, and has good sound effect that gives sound insulation of inhaling.

Description

Automotive interior substrate

Technical Field

The utility model relates to an automotive interior technical field, concretely relates to automotive interior base plate.

Background

With the development of economy and the gradual popularization of automobiles, people have higher and higher requirements on automobiles, such as higher and higher requirements on the decoration of the interior of the automobiles. The automobile interior substrate can be used in places such as a ceiling, a trunk and the like, and can also be used as a partition board, the automobile interior substrate is generally of a multilayer structure and comprises a fiber board and a skin protected on the fiber board, a buffer sponge body is further arranged between the skin and the fiber board, and the automobile interior substrate can well decorate the inside of an automobile and enhance the comfort of people in the automobile. However, the sound-absorbing and sound-insulating effects of the general automotive interior substrate are poor, and if the adhesive is applied unevenly, the heat seal effect is poor, which may result in poor soundness of the automotive interior substrate. Therefore, there is an urgent need for an automotive interior substrate that can solve the existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's not enough, provide an automotive interior base plate, this automotive interior base plate is more firm, long service life, and has good sound effect that gives sound insulation of inhaling.

The utility model provides a following technical scheme:

automotive interior base plate, including the lower fiberboard layer, the cavernosum layer that set gradually, go up fiberboard layer and epidermal layer, automotive interior base plate's both sides still are equipped with the banding, upward be equipped with a plurality of horizontal through-holes on the fiberboard layer, the bottom of going up fiberboard layer is equipped with a plurality of first long lugs, cavernosum layer top be equipped with a plurality of with the first long recess of first long lug looks adaptation, the bottom of cavernosum layer is equipped with the long lug of a plurality of seconds, down the fiberboard layer the top be equipped with a plurality of with the long recess of second of the long lug looks adaptation of second, be equipped with a plurality of vertical through-holes of first vertical through-hole and the vertical through-hole of second of interval distribution in proper order down on the fiberboard, first vertical through-hole with the long recess of second communicates with each other.

Preferably, the two sides of the upper fiberboard layer are provided with first fixing grooves, the two sides of the lower fiberboard layer are provided with second fixing grooves, and the two ends of the edge sealing are respectively inserted into the first fixing grooves and the second fixing grooves.

Preferably, the first long bump is located between adjacent transverse through holes.

Preferably, the second long bump is located between the adjacent first long grooves.

Preferably, the transverse through hole, the first longitudinal through hole and the second longitudinal through hole are round holes, the diameter of the first longitudinal through hole is consistent with that of the second longitudinal through hole, and the diameter of the transverse through hole is larger than that of the first longitudinal through hole.

The utility model has the advantages that:

the top and the bottom of the sponge layer of the utility model are respectively provided with a first long groove and a second long bump, the bottom of the upper fiberboard layer is provided with a first long bump matched with the first long groove, the top of the lower fiberboard layer is provided with a second long groove matched with the second long bump, the upper fiberboard layer, the sponge layer and the lower fiberboard layer are mutually clamped, and then the use of a binder is matched, which is helpful to make the automotive interior substrate more stable and difficult to separate, and the two sides of the automotive interior substrate are also provided with edge seals, which is helpful to further improve the stability of the automotive interior substrate and prolong the service life of the automotive interior substrate; the utility model discloses not only be equipped with the cavernosum layer, and go up and be equipped with horizontal through-hole on the fiberboard layer, be equipped with the vertical through-hole of first vertical through-hole and second on the fiberboard layer down, help improving the sound-proof effect of inhaling the sound of this automotive interior base plate.

Drawings

The accompanying drawings are included to provide a further understanding and description of the invention.

Fig. 1 is a schematic structural diagram of the present invention.

Labeled as: 1. a lower fiberboard layer; 2. a sponge layer; 3. an upper fiberboard layer; 4. a skin layer; 5. sealing edges; 6. a transverse through hole; 7. a first long bump; 8. a first long groove; 9. a second long bump; 10. a second long groove; 11. a first longitudinal through hole; 12. a second longitudinal through hole; 13. a first fixing groove; 14. a second fixing groove.

Detailed Description

As shown in fig. 1, the automotive interior substrate comprises a lower fiberboard layer 1, a cavernous body layer 2, an upper fiberboard layer 3 and a surface layer 4 which are sequentially arranged, edge seals 5 are further arranged on two sides of the automotive interior substrate, first fixing grooves 13 are arranged on two sides of the upper fiberboard layer 3, second fixing grooves 14 are arranged on two sides of the lower fiberboard layer 4, and two ends of the edge seals 5 are respectively inserted into the first fixing grooves 13 and the second fixing grooves 14. Go up and be equipped with a plurality of horizontal through-holes 6 on the fiberboard layer 3, the bottom of going up fiberboard layer 3 is equipped with a plurality of first long lugs 7, first long lug 7 is located between the adjacent horizontal through-hole 6, the 2 top of cavernosum layer is equipped with a plurality of first long recesses 8 with the 7 looks adaptations of first long lug, the bottom of cavernosum layer 2 is equipped with the long lug 9 of a plurality of seconds, the long lug 9 of second is located between the adjacent first long recess 8, the top of fiberboard layer 1 is equipped with a plurality of second long recesses 10 with the 9 looks adaptations of second long lug, be equipped with a plurality of first vertical through-holes 11 and the vertical through-holes 12 of second of interval distribution in proper order down on the fiberboard, first vertical through-hole 11 communicates with each other with the long recess 10 of second.

The transverse through hole 6, the first longitudinal through hole 11 and the second longitudinal through hole 12 are circular holes, the diameter of the first longitudinal through hole 11 is consistent with that of the second longitudinal through hole 12, and the diameter of the transverse through hole 6 is larger than that of the first longitudinal through hole 11.

The top and the bottom of the sponge layer 2 of the embodiment are respectively provided with a first long groove 8 and a second long bump 9, the bottom of the upper fiberboard is provided with a first long bump 7 matched with the first long groove 8, the top of the lower fiberboard is provided with a second long groove 10 matched with the second long bump 9, the upper fiberboard layer 3, the sponge layer 2 and the lower fiberboard layer 1 are mutually clamped, and then the use of a binder is matched, so that the automotive interior substrate is more stable and difficult to separate, and the two sides of the automotive interior substrate are also provided with the sealing edges 5, so that the stability of the automotive interior substrate is further improved, and the service life of the automotive interior substrate is prolonged; this embodiment not only is equipped with cavernosum layer 2, and is equipped with horizontal through-hole 6 on the last fiberboard layer 3, is equipped with first vertical through-hole 11 and the vertical through-hole 12 of second on the lower fiberboard layer 1, helps improving this automotive interior base plate's the effect of inhaling the sound that gives sound insulation.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalent changes may be made to some of the technical features of the embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automotive interior base plate, its characterized in that, including the lower fiberboard layer, the cavernosum layer that set gradually, go up fiberboard layer and epidermal layer, automotive interior base plate's both sides still are equipped with the banding, upward be equipped with a plurality of horizontal through-holes on the fiberboard layer, the bottom of going up fiberboard layer is equipped with a plurality of first long lugs, cavernosum layer top be equipped with a plurality of with the first long recess of first long lug looks adaptation, the bottom of cavernosum layer is equipped with the long lug of a plurality of seconds, down the top of fiberboard layer be equipped with a plurality of with the long recess of second of the long lug looks adaptation of second, be equipped with a plurality of vertical through-holes of first vertical through-hole and the vertical through-hole of second of interval distribution in proper order down on the fiberboard, first vertical through-hole with the long recess of second communicates with each other.

2. The automotive interior substrate according to claim 1, wherein first fixing grooves are formed on both sides of the upper fiberboard layer, second fixing grooves are formed on both sides of the lower fiberboard layer, and both ends of the edge seal are inserted into the first fixing grooves and the second fixing grooves, respectively.

3. The automotive interior substrate of claim 1, wherein the first elongated bump is located between adjacent ones of the lateral through-holes.

4. The automotive interior substrate of claim 1, wherein the second elongated projections are located between adjacent first elongated grooves.

5. The automotive interior substrate according to claim 1, wherein the lateral through-hole, the first longitudinal through-hole, and the second longitudinal through-hole are circular holes, a diameter of the first longitudinal through-hole and a diameter of the second longitudinal through-hole are identical, and a diameter of the lateral through-hole is larger than a diameter of the first longitudinal through-hole.