CN218805625U

CN218805625U - Basalt composite automotive interior pad

Info

Publication number: CN218805625U
Application number: CN202223413240.3U
Authority: CN
Inventors: 潘丽春; 王彦杰; 曹梦茜
Original assignee: Shanxi Ecic Basalt Development Co ltd
Current assignee: Shanxi Ecic Basalt Development Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-04-07
Anticipated expiration: 2032-12-20

Abstract

The utility model belongs to the technical field of basalt, and relates to a basalt composite automotive interior pad; the automobile interior decoration composite material comprises an elastic layer positioned on a central layer, basalt fiber layers are arranged on two sides of the elastic layer, a foam board layer is arranged on the outer side of the basalt fiber layer, a connecting layer is arranged on the outer side of the foam board layer positioned on one side connected with the automobile interior, and a decoration layer is arranged on the outer side of the foam board layer far away from one side connected with the automobile interior; the section of the basalt fiber layer is of a wave-shaped structure; elastic particles are filled in gaps between the basalt fiber layer and the elastic layer and between the basalt fiber layer and the foam board layer; the utility model discloses can improve with the thermal-insulated, adiabatic effect outside the car, reduce car noise, improve sound absorption effect, improve travelling comfort and security that the passenger took.

Description

Basalt composite automotive trim pad

Technical Field

The utility model belongs to the technical field of the basalt, a compound automotive interior pad of basalt is related to.

Background

With the improvement of living standard of people, automobiles are gradually becoming necessities of life, the scale of automobile market is larger and larger, and the requirements of people on the quality of automobiles are higher and higher. At present, the automobile roof part at the middle and low ends is mostly made of a material compounded by non-woven fabrics and glass fiber mats, the material has certain pollution to the environment, and if a human body directly contacts the glass fibers, certain damage can be caused to the human body. In addition, the existing interior pad has unsatisfactory performances of heat preservation, heat insulation, vibration reduction, sound absorption, sound insulation and the like, and needs to be improved.

The basalt fiber is a continuous fiber drawn from natural basalt. The basalt stone material is melted at 1450-1500 ℃, and then is drawn at high speed by a platinum rhodium alloy wire drawing bushing to form continuous fiber. The basalt fiber is a novel inorganic environment-friendly green high-performance fiber material and is composed of oxides such as silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, ferric oxide, titanium dioxide and the like. The basalt continuous fiber has high strength, and also has various excellent performances of electrical insulation, corrosion resistance, high temperature resistance and the like. In addition, the production process of the basalt fiber determines that the produced waste is less, the environmental pollution is less, and the product can be directly degraded in the environment after being discarded without any harm, so the basalt fiber is a real green and environment-friendly material. The basalt continuous fiber has been widely applied in various aspects such as fiber reinforced composite materials, friction materials, shipbuilding materials, heat insulation materials, automobile industry, high-temperature filter fabrics, protection fields and the like.

In the prior patent CN 103408843A, the basalt fiber reinforced PP and HDPE composite plastic for the automotive interior parts is composed of the following components in parts by weight: 100 parts of polypropylene, 20-30 parts of high-density polyethylene, 10-20 parts of ethylene propylene diene monomer, 10-20 parts of basalt fiber and 0.2-0.4 part of coupling agent. The basalt fiber reinforced PP and HDPE composite plastic for the automotive upholstery has excellent flexural modulus, tensile strength and notch impact strength, mainly through component improvement, and does not show an improved direction in structure.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art's is not enough, provides a compound automotive interior pad of basalt to improve thermal-insulated, adiabatic effect in the car, reduce car noise, improve sound absorption effect, improve travelling comfort and security that the passenger took.

In order to achieve the above purpose, the present invention is achieved by the following technical solutions.

A basalt composite automotive interior pad comprises an elastic layer positioned on a central layer, wherein basalt fiber layers are arranged on two sides of the elastic layer, a foam board layer is arranged on the outer side of the basalt fiber layer, a connecting layer is arranged on the outer side of the foam board layer positioned on the side connected with the automotive interior, and a decorative layer is arranged on the outer side of the foam board layer far away from the side connected with the automotive interior; the section of the basalt fiber layer is of a wavy structure; elastic particles are filled in gaps between the basalt fiber layer and the elastic layer and between the basalt fiber layer and the foam board layer.

Further, the elastic layer is a silica gel layer or an emulsion layer.

Further, the foam board layer is a polypropylene or polyurethane foam board.

Furthermore, the connecting layer is non-woven fabric.

Furthermore, the outside of the non-woven fabric is provided with a back adhesive and a release film.

Further, the decorative layer is knitted fabric or leather.

Further, the elastic particles are silica gel particles or polyurethane foam particles.

Furthermore, the layers are connected through adhesive glue.

Further, the thickness ratio of the elastic layer to the basalt fiber layer to the foam layer is 1.

The utility model discloses produced beneficial effect for prior art does:

the utility model discloses can improve with the thermal-insulated, adiabatic effect outside the car, reduce car noise, improve sound absorption effect, improve travelling comfort and security that the passenger took. The utility model combines the effects of heat preservation, heat insulation, vibration reduction and sound insulation of basalt fibers, gives elastic resilience force to the layer, and greatly improves the resilience of the interior trim pad by combining the elastic particles on both sides and the elastic layer in the center of the layer; the interior trim pad has good extensibility and elasticity, soft hand feeling, stable structure, small detachability, and the function of meeting the standard of the interior trim pad of the automobile, and can be applied to the interior trim of the automobile.

Drawings

Fig. 1 is a sectional view of the basalt composite automotive interior panel of the present invention.

In the figure, 1-elastic layer, 2-basalt fiber layer, 3-foam board layer, 4-connecting layer, 5-decorative layer, 6-elastic particles, 7-gum and release film.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the accompanying drawings, but the scope of protection is not limited thereto.

As shown in fig. 1, the basalt composite ceiling pad for the automotive interior roof is provided in this embodiment, and is a multilayer structure, and includes an elastic layer 1 located in the center, basalt fiber layers 2 are provided on both sides of the elastic layer 1, a foam board layer 3 is provided outside the basalt fiber layers 2, a connecting layer 4 is provided outside the foam board layer 3 located on the side connected to the automotive interior, and a decorative layer 5 is provided outside the foam board layer 3 located on the side far away from the side connected to the automotive interior; the section of the basalt fiber layer 2 is of a wave-shaped structure; gaps between the basalt fiber layer 2 and the elastic layer 1 and between the basalt fiber layer 2 and the foam board layer 3 are filled with elastic particles 6.

In this embodiment, elastic layer 1 is the emulsion layer, and foam board layer 3 is polyurethane foam board, and articulamentum 4 is the non-woven fabrics, is provided with the gum in the outside of non-woven fabrics and from type membrane 7. The decorative layer 5 is knitted fabric, the elastic particles 6 are silica gel particles, the diameters of the silica gel particles are different, and the silica gel particles are tightly filled in gaps between the basalt fiber layer 2 and the elastic layer 1 and between the basalt fiber layer 2 and the foam board layer 3. All the layers are connected through environment-friendly bonding glue.

In this example, the thickness of the elastic layer 1 made of the latex material in the middle is 1mm, the thickness of the basalt fiber layer 2 is 1mm, and the thickness of the foam board layer 3 is 2mm.

The automobile roof cloth is an important component of the automobile roof, and the ceiling composite cloth made of the basalt fiber felt can improve the heat insulation effect with the outside of the automobile, reduce the automobile noise, improve the sound absorption effect and improve the comfort and the safety of passengers. The automobile ceiling fabric has good extensibility and elasticity, soft hand feeling and stable structure and low detachability, and various functions of abrasion resistance, flame retardance and the like which meet the standard of automobile ceiling fabric can be endowed to the fabric through special dyeing and finishing processing, so that the fabric becomes a selection object of the automobile ceiling fabric.

The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.

Claims

1. The basalt composite automotive interior pad is characterized by comprising an elastic layer (1) positioned in the center, wherein basalt fiber layers (2) are arranged on two sides of the elastic layer (1), a foam board layer (3) is arranged on the outer side of each basalt fiber layer (2), a connecting layer (4) is arranged on the outer side of the foam board layer (3) positioned on one side connected with the interior of an automobile, and a decorative layer (5) is arranged on the outer side of the foam board layer (3) far away from one side connected with the interior of the automobile; the section of the basalt fiber layer (2) is of a wave-shaped structure; gaps between the basalt fiber layer (2) and the elastic layer (1) and between the basalt fiber layer (2) and the foam board layer (3) are filled with elastic particles (6).

2. The basalt composite automotive interior pad according to claim 1, wherein the elastic layer (1) is a silicone layer or a latex layer.

3. Basalt composite automotive interior pad according to claim 1, characterized in that the foam board layer (3) is a polypropylene or polyurethane foam board.

4. The basalt composite vehicle interior trim panel according to claim 1, wherein the bonding layer (4) is a non-woven fabric.

5. The basalt composite automotive interior trim cushion according to claim 4, wherein an adhesive backing and a release film (7) are provided on the outside of the non-woven fabric.

6. Basalt composite automotive interior pad according to claim 1, characterized in that the decorative layer (5) is knitted fabric or leather.

7. Basalt composite automotive interior pad according to claim 1, characterised in that the elastic granulate (6) is a silica gel granulate or a polyurethane foam granulate.

8. The basalt composite automotive interior trim panel according to claim 1, wherein the layers are connected by an adhesive glue.

9. Basalt composite automotive interior pad according to claim 1, characterized in that the thickness ratio of the resilient layer (1), the basalt fiber layer (2) and the foam ply (3) is 1.