CN215926579U

CN215926579U - Foamed aluminum and marble composite board

Info

Publication number: CN215926579U
Application number: CN202121851916.XU
Authority: CN
Inventors: 朱德琳; 刘俊峰; 柳双; 张庆福; 李帅; 张淑莉; 侯乐
Original assignee: Liaoning Rontec New Material Science & Technology Co ltd
Current assignee: Liaoning Rontec New Material Science & Technology Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-03-01
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a novel foamed aluminum and marble composite board, which is applied to the fields of building surface, indoor decoration and the like and comprises a foamed aluminum board core layer with foamed aluminum connection surfaces on two sides and a marble board surface layer which covers two sides of the foamed aluminum board core layer and is provided with marble board connection surfaces, wherein a plurality of first bulges and first grooves arranged between the first bulges are arranged on two foamed aluminum connection surfaces of the foamed aluminum board core layer, and a plurality of second bulges corresponding to the first grooves and second grooves corresponding to the first bulges are arranged on each marble board connection surface. The vertical cross section of the first bulge is triangular, and the vertical cross section of the first groove is trapezoidal; the vertical section of the second protrusion is trapezoidal, and the vertical section of the second groove is triangular. The utility model fully combines the advantages of the foamed aluminum and the marble, so that the combined foamed aluminum and marble composite board has the characteristics of good sound insulation, energy absorption and shock absorption, light weight, attractive appearance, corrosion resistance, water resistance and the like.

Description

Foamed aluminum and marble composite board

Technical Field

The utility model relates to a foamed aluminum composite board, in particular to a novel foamed aluminum and marble composite board.

Background

With the progress of society, the living standard of people is gradually improved, the requirement of home decoration is considered more, the requirement not only on beauty but also on performance is expected more, and particularly, the requirement on noise treatment is new. In recent years, home decoration floor tiles are generally made of ceramic tiles or marble tiles and the like, the natural texture of the marble surface is attractive and elegant, and the marble floor tiles have the advantages of wear resistance, corrosion resistance, fire resistance, water resistance and the like.

With the progress of society, the living standard of people is gradually improved, the requirement of home decoration is higher than the former requirement, and the requirements on beauty and performance are higher, and particularly, a new requirement on noise treatment is provided.

In recent years, home decoration floor tiles are generally made of ceramic tiles or marble tiles and the like, the natural texture of the surface of marble is attractive and elegant, and the marble has the advantages of wear resistance, corrosion resistance, fire resistance, water resistance and the like. The foamed aluminum plate can well solve the problem of noise, is a porous metal material formed by adding a tackifier and a foaming agent into an aluminum melt, has excellent performances of fire prevention, sound insulation, energy absorption and the like, and is widely applied to the aspect of noise control at present. However, the surface roughness of the foamed aluminum sheet is not suitable for the decoration material of the home interior, and the marble and foamed aluminum composite material is expected to be developed as the home decoration material.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a light, attractive, sound-insulation, shock-absorption, corrosion-resistant and waterproof foamed aluminum and marble composite board.

The utility model relates to a foamed aluminum and marble composite board, which adopts the technical scheme that: the utility model provides a foamed aluminum and marble composite sheet, includes foamed aluminum plate sandwich layer and covers the marble face layer in foamed aluminum plate sandwich layer both sides, is the joint line between foamed aluminum plate sandwich layer and the marble face layer, its characterized in that sets up many first archs and sets up the first recess between first arch on the joint line of foamed aluminum plate sandwich layer two sides, sets up many second archs that correspond with first recess and the second recess that corresponds with first arch on every marble face layer joint line.

In a preferred embodiment of the foamed aluminum and marble composite plate, the vertical cross section of the first protrusion is triangular, and the vertical cross section of the first groove is trapezoidal; the vertical section of the second protrusion is trapezoidal, and the vertical section of the second groove is triangular.

In a preferred embodiment of the foamed aluminum and marble composite board of the utility model, the thickness of the foamed aluminum plate core layer 1 is 10-20mm, and the thickness of the marble plate surface layer 2 is 4-10 mm.

In a preferred embodiment of the foamed aluminum and marble composite board of the present invention, the first protrusions, the first grooves, the second protrusions and the second grooves have a height of 2 to 2.5mm, respectively.

In a preferred embodiment of the foamed aluminum and marble composite board of the present invention, the surface of the marble slab is roughened by roughening treatment.

In a preferred embodiment of the aluminum foam and marble composite plate of the present invention, the aluminum foam and marble composite plate further comprises a resin adhesive layer disposed in the connecting seam to bond the aluminum foam core layer and the marble plate surface layer.

The utility model has the beneficial effects that: set up many first archs and first recess on foam aluminum plate sandwich layer, it is protruding and the second recess to set up the second on marble plate connection face, the adoption carries out the resin to foam aluminum plate sandwich layer and marble face layer and bonds, perhaps adopt the mode that forms foam aluminum plate sandwich layer after filling aluminite powder and foamer between two marble face layers to heat to form foam aluminum and marble composite sheet, form sandwich structure's composite board, the composite sheet can have fused foam aluminum plate's light promptly, the sound insulation is fallen and is made an uproar, performance such as energy-absorbing shock attenuation and marble plate are pleasing to the eye, stand wear and tear, characteristics such as waterproof.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic cross-sectional view of a composite plate of foamed aluminum and marble slab;

FIG. 2 is an enlarged view of a composite joint of the composite panel;

fig. 3 is a schematic diagram of a foamed aluminum structure.

The reference numbers in the figures denote: 1-foamed aluminum plate core layer, 2-marble plate surface layer, 3-connecting seam, 4-foaming mixture, 11-first protrusion, 12-first groove, 21-second protrusion and 22-second groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the aluminum foam and marble composite plate includes an aluminum foam plate core layer 1 and marble plate surface layers 2 covering both sides of the aluminum foam plate core layer, and a connecting seam 3 is formed between the aluminum foam plate core layer 1 and the marble plate surface layers 2. Set up many first archs 11 and set up the first recess 12 between first arch on the joint line 3 of foamed aluminum sheet sandwich layer two sides, set up many second archs 21 that correspond with first recess and the second recess 22 that corresponds with first arch on the joint line 3 of every marble face layer 2. The vertical cross-sectional shape of the first protrusion may be a triangle, and the vertical cross-sectional shape of the first groove may be a trapezoid; the vertical sectional shape of the second protrusion may be a trapezoid, and the vertical sectional shape of the second groove may be a triangle. The thickness of the foamed aluminum plate core layer 1 is generally 10-20mm, and the thickness of the marble plate surface layer 2 is generally 4-10 mm. The heights of the first protrusion, the first groove, the second protrusion and the second groove may be 2-2.5mm, respectively. The surface of the marble slab surface layer 2 can be rough surface which is subjected to roughening treatment. The marble plate can also comprise a resin adhesive layer which is arranged in the connecting seam and used for bonding the foamed aluminum plate core layer and the marble plate surface layer.

Referring to fig. 3, aluminum powder and a foaming agent are filled between two marble slab surface layers 2, and then the two marble slab surface layers are heated to form the foamed aluminum and marble composite slab with the foamed aluminum core layer and the marble slab surface layers integrated. The stirring time for filling the aluminum powder and the foaming agent can be 4-6min, the heating temperature can be 670-690 ℃, and the foaming time can be 8-12min, and then the foamed aluminum and marble composite board with the foamed aluminum plate core layer and the marble plate surface layer integrated is formed. The material after heating and foaming can be cooled by water to form foamed aluminum and marble composite board with foamed aluminum plate core layer and marble plate surface layer integrated.

Example one

The thickness of the marble slab surface layer is 7mm, the heights of the bulges and the grooves are 2mm, the marble slab connection surface is a roughened surface, the thickness of the foamed aluminum slab core layer is 15mm, and resin bonding agents are adopted for bonding to prepare a foamed aluminum slab and marble composite slab with the thickness of 29 mm.

Example two

The thickness of the marble slab surface layer is 4mm, the heights of the bulges and the grooves are 2mm, the marble slab connection surface is a roughened surface, the thickness of the foamed aluminum plate core layer is 10mm, the foamed aluminum plate core layer is prepared by a metallurgy foaming method which is widely used at present, and the foamed aluminum and marble composite slab with the thickness of 18mm is prepared.

A10 mm cavity is reserved between two marble panel surface layers and fixed in parallel, a preset amount of aluminum powder and a foaming agent are placed, then the mixture is fully stirred for 4min by a stirrer and then is fed into a heating machine to be heated to 670 ℃, the aluminum powder and the foaming agent are fully foamed, the foaming time is 8min, and the mixture enters a cooling table and is cooled by adopting a spraying mode.

The marble panel with thickness and the sample of this embodiment were subjected to the whole door soft heavy impact test, and the data pairs are as shown in table 1:

TABLE 1

Figure DEST_PATH_190945DEST_PATH_IMAGE001

The same thickness marble slab was subjected to the sound insulation test in the same environment as the sample of this example, and the data are shown in table 2:

TABLE 2

Figure DEST_PATH_45768DEST_PATH_IMAGE002

EXAMPLE III

The thickness of the marble slab surface layer is 10mm, the heights of the bulges and the grooves are 2.5mm, the connection surface of the marble slab is a roughened surface, the thickness of the foamed aluminum plate core layer is 20mm, and the foamed aluminum plate core layer is prepared by a metallurgy foaming method widely used at present to prepare a foamed aluminum and marble composite slab with the thickness of 40 mm.

A20 mm cavity is reserved between two marble panel surface layers and fixed in parallel, a preset amount of aluminum powder and a foaming agent are put in the cavity, then the mixture is fully stirred for 4min by a stirrer and then is sent into a heating machine to be heated to 690 ℃, so that the aluminum powder and the foaming agent are fully foamed, the foaming time is 12min, and the mixture enters a cooling table and is cooled by water in a spraying mode.

The marble panel with thickness and this example sample were subjected to the whole door soft weight impact test, data pairs such as table 3:

TABLE 3

Figure DEST_PATH_513921DEST_PATH_IMAGE003

The same thickness marble slab was subjected to the sound insulation test in the same environment as the sample of this example, and the data are shown in table 4:

TABLE 4

Figure DEST_PATH_846813DEST_PATH_IMAGE004

Therefore, the above description is only a specific embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent flow changes made by using the content of the present specification, or directly or indirectly applied to other related technical fields are included in the scope of the present invention, and therefore, the scope of the present invention should be determined by the scope of the appended claims.

Claims

1. The utility model provides a foamed aluminum and marble composite sheet, include foamed aluminum plate sandwich layer (1) and cover marble face layer (2) in foamed aluminum plate sandwich layer both sides, be connecting seam (3) between foamed aluminum plate sandwich layer (1) and marble face layer (2), its characterized in that sets up many first archs (11) and sets up first recess (12) between first arch on the connecting seam on foamed aluminum plate sandwich layer two sides, set up many protruding (21) of second that correspond with first recess and second recess (22) that correspond with first arch on every marble face layer connecting seam.

2. The foamed aluminum and marble composite plate of claim 1, wherein the vertical sectional shape of the first protrusions is a triangle, and the vertical sectional shape of the first grooves is a trapezoid; the vertical section of the second protrusion is trapezoidal, and the vertical section of the second groove is triangular.

3. The foamed aluminum and marble composite board according to claim 2, wherein the foamed aluminum sheet core layer (1) has a thickness of 10-20mm, and the marble slab surface layer (2) has a thickness of 4-10 mm.

4. The foamed aluminum and marble composite plate of claim 3, wherein the first protrusions, the first grooves, the second protrusions and the second grooves have a height of 2-2.5mm, respectively.

5. The aluminum foam and marble composite panel of claim 4, wherein the surface of the marble slab is roughened by roughening.

6. The foamed aluminum and marble composite panel of claim 5, further comprising a resin adhesive layer disposed in the connecting seams for bonding the foamed aluminum sheet core layer and the marble slab surface layer.