CN210940779U

CN210940779U - Formaldehyde-free composite steel veneer fireproof plate

Info

Publication number: CN210940779U
Application number: CN201921301484.8U
Authority: CN
Inventors: 刘小川
Original assignee: Hunan Dachuan New Building Materials Co ltd
Current assignee: Hunan Dachuan New Building Materials Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-07-07
Anticipated expiration: 2029-08-12

Abstract

The embodiment of the utility model discloses compound steel veneer PLASTIC LAMINATED of no formaldehyde, including base plate and steel decorative board, fibre cloth layer, inorganic daub layer and heat-sensitive non-woven fabrics layer have set gradually between base plate and the steel decorative board, the base plate is provided with the throwing groove with the surface of fibre cloth layer contact, the inside parcel in fibre cloth layer has and throws groove matched with foil board, just the fibre cloth layer surface between foil board and the throwing groove is provided with the silica gel lamella, and sound construction improves holistic joint strength through the articulamentum on fibre cloth layer, inorganic daub layer and heat-sensitive non-woven fabrics layer, has improved the heat conduction and heat insulation performance of PLASTIC LAMINATED by a wide margin.

Description

Formaldehyde-free composite steel veneer fireproof plate

Technical Field

The embodiment of the utility model provides a fire-proof plate technical field, concretely relates to compound steel veneer fire-proof plate of no formaldehyde.

Background

The fire-proof plate is also called fire-proof plate, its name is thermosetting resin impregnated paper high-pressure laminated plate, its English abbreviation is HPL is fire-proof building material for surface decoration, it has rich surface colour, grain and special physical property, and its manufacturing process is made up by using decorative paper and kraft paper through the processes of soaking, drying, high-temp. and high-pressure, etc. the fire-proof plate is made up by using decorative paper and kraft paper through the following steps: firstly, respectively soaking decorative paper and kraft paper in a melamine resin and benzol resin reaction tank, respectively drying after soaking for a period of time, cutting into required sizes, then overlapping the soaked decorative paper and a plurality of kraft papers (depending on different thicknesses of the fireproof plate), placing under a press, applying 1430 pounds per square inch pressure at the high temperature of 300 degrees Fahrenheit (about 150 degrees Celsius), continuously and uniformly applying pressure for one hour, and then trimming, sanding, quality inspection and other steps to manufacture the fireproof decorative paper;

however, the following problems exist in the manufacturing process of the prior fireproof plate:

(1) when decorative paper and kraft paper are impregnated in each of the melamine resin and the phenyl resin reaction tanks, the chemical reagents used tend to generate harmful substances such as formaldehyde.

(2) Meanwhile, the connection is carried out in a hot pressing mode, and the structural strength of the connection cannot meet the requirement of decoration.

Disclosure of Invention

Therefore, the embodiment of the utility model provides a no formaldehyde composite steel veneer PLASTIC LAMINATED provides a sound construction, and the articulamentum through fibre cloth layer, inorganic daub layer and heat-sensitive non-woven fabrics layer improves holistic joint strength, has improved the heat conduction and thermal insulation performance of PLASTIC LAMINATED by a wide margin.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

the utility model discloses embodiment provides a compound steel veneer PLASTIC LAMINATED of no formaldehyde, including base plate and steel decorative board, fibre cloth layer, inorganic daub layer and heat-sensitive non-woven fabrics layer have set gradually between base plate and the steel decorative board, the base plate is provided with the throwing groove with the surface of fibre cloth layer contact, the inside parcel in fibre cloth layer has and throws groove matched with foil board, just the fibre cloth layer surface between foil board and the throwing groove is provided with the silica gel lamella.

As an optimized scheme of the utility model, the aperture on the fiber cloth layer between metal lamella board and the throwing groove is greater than the aperture on the fiber cloth layer between metal lamella board and the inorganic daub layer.

As a preferred embodiment of the present invention, the silica gel sheet layer is connected to the metal sheet plate through a hole immersed in the fiber cloth layer.

As an optimized scheme of the utility model, during the metallic foil board embedding throwing groove, and the edge on fibrous cloth layer is the same with the edge of base plate just behind the metallic foil board embedding throwing groove.

As a preferred scheme of the utility model, the thickness of the metal sheet plate is 0.5-1 mm.

The utility model discloses an embodiment has following advantage:

(1) the heat conducting and insulating performance is good, so that heat received by the surface of the substrate can be uniformly transferred;

(2) the inside mode that adopts fibre and inorganic clay to glue has improved holistic intensity, can avoid the use of formaldehyde chemicals simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

FIG. 1 is a cross-sectional view of a formaldehyde-free composite steel-faced fireproof board according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a metal thin plate embedded substrate of a formaldehyde-free composite steel facing fire-proof plate according to an embodiment of the present invention;

fig. 3 is a schematic view of a structure of a unit polishing groove of a substrate polishing groove of a formaldehyde-free composite steel facing fire-proof plate according to an embodiment of the present invention;

fig. 4 is a schematic view of a circular polishing groove structure of a substrate of a formaldehyde-free composite steel facing fire-proof plate according to an embodiment of the present invention.

In the figure:

1-a substrate; 2-steel veneer; 3-a fiber cloth layer; 4-polishing the groove; 5-a metal foil sheet; 6-a silica gel sheet layer; 7-inorganic cement layer; 8-heat-sensitive non-woven fabric layer.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, the embodiment of the utility model provides a compound steel veneer PLASTIC LAMINATED of no formaldehyde, including base plate 1 and steel veneer 2, fibre cloth layer 3, inorganic daub layer 7 and heat-sensitive non-woven fabrics layer 8 have set gradually between base plate 1 and the steel veneer 2, and the surface that base plate 1 and fibre cloth layer 3 contact is provided with casting groove 4, and fibre cloth layer 3 inside parcel has and casting groove 4 matched with foil board 5, and the fibre cloth layer 3 surface between foil board 5 and the casting groove 4 is provided with silica gel lamella 6.

As shown in fig. 3 and 4, the polishing grooves 4 on the substrate 1 in the present invention may be unit polishing grooves 4 with an area slightly smaller than that of the substrate 1, or the polishing grooves 4 may be 3cm × 4cm, and are uniformly arranged on the substrate 1, or may be circular polishing grooves with a diameter of 5cm, when the polishing grooves 4 are arranged in the unit polishing grooves or in the circular polishing grooves, the metal sheet plate 5 is provided with protrusions matched with the unit polishing grooves and the circular polishing grooves, and the protrusions are slightly smaller than the area of the polishing grooves;

when the fireproof plate is prepared, the silica gel sheet layer 6 can be deposited in the polishing groove to form a heat conducting point on the substrate 1, so that the fireproof plate has good heat conducting and insulating effects.

The utility model discloses a set up fibre cloth layer 3, inorganic daub layer 7 and heat-sensitive non-woven fabrics layer 8 and realize the thermal-insulated fire prevention of PLASTIC LAMINATED, include the mode improvement inside heat conduction fire behavior of sheetmetal 5 through setting up double-deck fibre cloth layer 3 simultaneously to on being connected to sheetmetal 5 through immersing silica gel lamella 6, make base plate 1 have good heat transfer.

The aperture of the fiber cloth layer 3 between the metal sheet plate 5 and the polishing groove 4 is larger than that of the fiber cloth layer 3 between the metal sheet plate 5 and the inorganic daub layer 7.

The inside mode that adopts fibre and inorganic clay to glue has improved holistic intensity, can avoid the use of formaldehyde chemicals simultaneously.

The silicone sheet layer 6 is attached to the metal foil sheet 5 through the holes immersed in the fiber cloth layer 3.

The metal foil plate 5 is inserted into the polishing groove 4, and the edge of the fiber cloth layer 3 is exactly coincident with the edge of the substrate 1 after the metal foil plate 5 is inserted into the polishing groove 4.

The thickness of the metal thin plate 5 is 0.5 to 1 mm.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a no formaldehyde composite steel veneer PLASTIC LAMINATED, includes base plate (1) and steel decorative board (2), its characterized in that, fibre cloth layer (3), inorganic daub layer (7) and temperature sensing non-woven fabrics layer (8) have set gradually between base plate (1) and steel decorative board (2), the surface of base plate (1) and fibre cloth layer (3) contact is provided with throwing groove (4), fibre cloth layer (3) inside parcel have with throwing groove (4) matched with foil board (5), just fibre cloth layer (3) surface between foil board (5) and throwing groove (4) is provided with silica gel lamella (6).

2. The formaldehyde-free composite steel-faced fire-proof plate as claimed in claim 1, wherein the pore diameter of the fiber cloth layer (3) between the metal lamella plate (5) and the polishing groove (4) is larger than the pore diameter of the fiber cloth layer (3) between the metal lamella plate (5) and the inorganic daub layer (7).

3. A formaldehyde-free composite steel-faced fire protection plate according to claim 1, wherein the silica gel sheet layer (6) is attached to the metal foil plate (5) through the pores of the impregnated fabric layer (3).

4. The formaldehyde-free composite steel-faced fire protection plate as claimed in claim 1, wherein the metal foil plate (5) is embedded in the polishing groove (4), and the edge of the fiber cloth layer (3) is exactly the same as the edge of the base plate (1) after the metal foil plate (5) is embedded in the polishing groove (4).

5. The formaldehyde-free composite steel-faced fire protection plate according to claim 1, wherein the metal lamella plate (5) has a thickness of 0.5 to 1 mm.