CN111851794A - A kind of thermal insulation and decoration integrated light steel keel composite wallboard and its production method - Google Patents

Abstract

The invention provides an integrated light steel keel composite wall panel for thermal insulation and decoration and a manufacturing method thereof. Combined with the profiled steel plate as a stress system and provide sufficient rigidity, the remaining decorative panels and thermal insulation boards are connected to the keel and profiled steel plates through corresponding fasteners to form an integrated composite wall panel for thermal insulation and decoration. The invention adopts organic material as the thermal insulation material, which has better thermal insulation effect, adopts the non-cemented thermal insulation layer installation method, and improves the production efficiency; meanwhile, the profiled steel plate is added to expand the surface layer attachment position from only the linear keel to the entire profiled steel plate On the plane, the force-bearing form is optimized; in addition, edge-receiving parts are used, which can better match the waterproof measures at the joints of the wall panels.

Description

A kind of thermal insulation and decoration integrated light steel keel composite wallboard and its production method

technical field

The invention relates to the technical field of light steel keel composite wall panels, in particular to an integrated light steel keel composite wall panel for thermal insulation and decoration and a manufacturing method thereof.

Background technique

The prefabricated wallboards currently in use are rarely integrated with the inner and outer decorative surface materials, and most of the wallboard unit surfaces are cemented, which is less productive than dry connection methods such as screws; and Most of the wall panel units with high production efficiency are single in size and require on-site secondary processing, and the construction of the wall panel unit to facilitate joint waterproof connection is not considered in the production of the wall panel unit, which makes the on-site installation time longer; in addition, the decorative panels and thermal insulation panels The texture is usually soft and brittle. It is easy to cause deformation and cracking of the board only by fixing it on the keel rod. In addition, most of the thermal insulation materials are inorganic materials such as rock wool, which increase the weight and the thermal insulation effect is not as good as that of organic materials.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an integrated light steel keel composite wallboard with thermal insulation and decoration and a manufacturing method thereof in order to solve the above problems. The unit size can be freely controlled. better.

The object of the present invention is achieved through the following technical solutions:

An integrated light steel keel composite wall panel for thermal insulation and decoration, comprising an outer decorative panel, an organic thermal insulation board, a profiled steel plate, a light steel keel, and an inner decorative panel,

The profiled steel plate is covered on the light steel keel, and combined with the light steel keel as a stress system to provide sufficient rigidity;

The organic thermal insulation board is covered on the surface of the profiled steel plate as a thermal insulation layer;

The outer decorative panel is connected to the outermost side of the composite wall panel, and the inner decorative panel is connected to the inner side of the light steel keel by a fastener.

Further, the light steel keel is formed by connecting a horizontal keel and a vertical keel, a hole is opened on the horizontal keel, the vertical keel passes through the hole on the horizontal keel, and there is no drilling in the vertical keel unit. Bolts are used at the intersection and ends. The light steel keel is made of cold-formed crimped channel steel or cold-formed square steel pipe. When cold-formed crimped channel steel is used, the opening side of the outer ring keel of the wall panel unit should face Inside.

Further, the profiled steel plate is a corrugated steel plate, the trough of the profiled steel plate is connected to the outer side of the light steel keel through self-tapping screws, and the crest of the profiled steel plate is connected to the organic thermal insulation board; After the completion, the edge of the profiled steel plate is covered with the edge piece to avoid large deformation, to ensure that the stiffness of the profiled steel plate can be effectively exerted. It is connected with the aluminum edge trim to avoid overhanging the profiled steel plate.

Further, the organic thermal insulation board is an extruded polystyrene foam plastic board, the organic thermal insulation board is connected with the profiled steel plate by screws, and the extruded polystyrene foam plastic board has extremely low water absorption and low thermal conductivity. coefficient, high compression resistance, high anti-aging performance characteristics, and its completely closed-cell foamed chemical structure and its honeycomb-like physical structure make it lightweight and easy to cut. If it is used in areas with high thermal insulation requirements, filling materials such as rock wool can also be put into the keel cavity to improve the thermal performance of the integrated light steel keel composite wallboard with thermal insulation and decoration.

Further, the end of the screw is provided with an enlarged plastic nut, which can prevent the surface of the organic thermal insulation board from being deformed or cracked due to excessive force at the connection by increasing the area of the force-bearing place.

Further, the outer decorative panel is an aluminum veneer or an outer wall paint, and a mesh cloth and an anti-cracking mortar layer are arranged between the outer decorative panel and the organic thermal insulation board.

Further, the edge of the composite wall panel is closed by a Z-shaped piece, one end of the Z-shaped piece covers the mortar layer and the organic thermal insulation board, and the other end is cantilevered to the outside, and the cantilevered part will be connected to the adjacent wallboard. The overhanging parts cooperate to form a cavity for placing the waterproof rubber strip.

Further, the interior decoration panel is a gypsum board or a glass magnesium board, and the interior decoration panel is directly connected with the light steel keel through self-tapping screws.

A manufacturing method of a light steel keel composite wallboard integrated with thermal insulation and decoration, comprising the following steps:

(1) The light steel keel is drilled, intersected and fixed with bolts, and the trough of the profiled steel plate is nailed to the outer surface of the keel with evenly distributed self-tapping screws to form a stress system;

(2) Divide the organic insulation board into blocks, connect them to the profiled steel plate with screws, lay a mesh cloth on the outer surface of the organic insulation board and brush with anti-crack mortar, and use Z-shaped pieces on the edge of the unit to close the edges. One end covers the mortar layer and the organic thermal insulation board, and the other end cantilevered to the outside. The cantilevered part will cooperate with the cantilevered part of the adjacent wallboard to form a cavity for placing the waterproof rubber strip;

(3) The inner decorative panel is fixed to the inner surface of the keel by self-tapping screws, and the outer decorative panel is attached to the surface of the anti-cracking mortar.

Compared with the prior art, the present invention has the following beneficial effects:

1. All materials used in the present invention have no size restrictions, and users can cut and cut them according to the actual situation, without causing waste of materials, and at the same time, the change of size will not increase the difficulty and process of production.

2. A new laminated steel plate is added outside the light steel keel, and the surface attaching part is expanded from only the linear keel member to the entire plane of the profiled steel plate to optimize the force form; at the same time, the profiled steel plate is relatively soft The organic thermal insulation material provides rigidity guarantee, making its deformation controllable; the corrugated profiled steel plate also creates a cavity inside the wall, which is conducive to thermal insulation.

3. Using organic materials as thermal insulation materials, the thermal insulation effect is better and the weight is lighter, and a non-cemented thermal insulation layer installation method is proposed to improve production efficiency; It ensures that the deformation of the organic thermal insulation material is small, and thus will not cause the wall to crack.

4. Incorporate the inner and outer decorative surfaces into the production process, so that the wall panels can be formed at one time, and can be hoisted and installed without secondary processing. There is no requirement for the inner and outer decorative panels higher than the national standard. selected in decorative panels and coatings.

5. A new type of Z-shaped edge trim is used around the organic thermal insulation board and the mortar layer, which not only constrains the organic thermal insulation board, but also enables the two wall panel units to naturally form a cavity for waterproof operation after they are close together. Putting other prefabricated parts during installation can better match the waterproof measures at the joints of the wall panels and simplify the installation process.

Description of drawings

Fig. 1 is the section of the thermal insulation and decoration integrated light steel keel composite wallboard of the present invention;

Fig. 2 is the facade of the layer where the keel of the thermal insulation and decoration integrated light steel keel composite wallboard of the present invention is located;

Fig. 3 is the facade of the layer where the profiled steel plate of the thermal insulation and decoration integrated light steel keel composite wallboard of the present invention is located;

Figure 4 shows the end enlarged nut and its installation effect on the organic thermal insulation board;

Figure 5 shows the Z-shaped edge trim and its installation effect with other units;

In the figure: positioning support 1, horizontal keel 2, vertical keel 3, keel bolt 4, profiled steel plate 5, steel plate screw 6, edge trim 7, organic insulation board 8, end enlarged screw 9, mesh cloth 10 , Anti-cracking mortar 11, Z-shaped edge closing piece 12, outer decorative panel 13, inner decorative panel 14, self-tapping screw 15.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to Figure 1, an integrated light steel keel composite wall panel for thermal insulation and decoration includes an external decorative panel 13, an organic thermal insulation board 8, a profiled steel plate 5, a light steel keel, and an interior decorative panel 14. The profiled steel plate 5 covers the light steel. On the keel, and combined with the light steel keel as a stress system to provide sufficient rigidity; the organic thermal insulation board 8 covers the surface of the profiled steel plate 5 as a thermal insulation layer; the outer decorative panel 13 is connected to the outermost side of the composite wall panel, and the inner decorative panel 14 is connected to the inside of the light steel keel by self-tapping screws 15.

As shown in Figure 2, the light steel keel is formed by the intersection of the horizontal keel 2 and the vertical keel 3. The horizontal keel 2 has a hole, the vertical keel 3 passes through the opening on the horizontal keel 2, and the vertical keel 3 unit is not interrupted. , the intersections and ends are reinforced with keel bolts 4, and the light steel keel is made of cold-formed crimping channel steel or cold-formed square steel pipe. facing inward.

As shown in Figure 3, the profiled steel plate 5 is a corrugated steel plate, the trough of the profiled steel plate 5 is connected with the outer side of the light steel keel through the steel plate screw 6, and its wave crest is connected with the organic thermal insulation board 8; The edge of the steel plate 5 is covered by the edge part 7 to avoid large deformation and ensure that the rigidity of the profiled steel plate 5 can be effectively exerted. The edge-closing aluminum materials are connected to avoid the overhang of the profiled steel plate 5.

As shown in Figure 4, the organic thermal insulation board 8 is an extruded polystyrene foam plastic board, and the organic thermal insulation board 8 is connected with the profiled steel plate 5 through the end enlarged screws 9. The extruded polystyrene foam plastic board has extremely low water absorption, Low thermal conductivity, high compression resistance, high anti-aging properties, and its fully closed-cell foamed chemical structure and its honeycomb-like physical structure make it lightweight and easy to cut. If it is used in areas with high thermal insulation requirements, filling materials such as rock wool can also be put into the keel cavity to improve the thermal performance of the integrated light steel keel composite wallboard with thermal insulation and decoration. The end of the enlarged end screw 9 is provided with an enlarged plastic nut, which can prevent the surface of the organic thermal insulation board 8 from being deformed or cracked due to excessive force at the connection by increasing the area of the force-bearing place.

The outer decorative panel 13 is made of aluminum veneer or exterior wall paint, and between the outer decorative panel 13 and the organic thermal insulation board 8 is provided a mesh cloth 10 and an anti-cracking mortar 11 layer.

As shown in Figure 5, the edge of the composite wall panel adopts a Z-shaped edge closing member 12. One end of the Z-shaped edge closing member 12 covers the mortar layer and the organic thermal insulation board 8, and the other end cantilevered to the outside, and the cantilevered part will be connected to the adjacent wall. The cantilevered parts of the board cooperate to form a cavity for placing the waterproof rubber strip.

The inner decorative panel 14 is a gypsum board or a glass magnesium board, and the inner decorative panel 14 is directly connected with the light steel keel through self-tapping screws.

The manufacturing process of the composite wallboard of the present embodiment is:

1. Fix the positioning support 1 on the ground according to the unit size;

2. Cut the required horizontal keel 2, vertical keel 3, and profiled steel plate 5 according to the unit size;

3. Drill holes in the horizontal keel 2, let the vertical keel 3 pass through and reinforce it with keel bolts 4 at the intersection and end;

4. Lay the profiled steel plate 5 and fix it on the horizontal keel 2 and the vertical keel 3 with steel plate bolts 6;

5. Use the steel plate edge trim 7 to close the edge around the profiled steel plate 5;

6. Cut the required organic thermal insulation board 8 into a suitable size, and use the end enlarged screws 9 to nail it on the profiled steel plate 5;

7. Cut the required mesh cloth 10 and lay it on the organic thermal insulation board 8;

8. Brush the anti-cracking mortar 11 on the surface of the organic thermal insulation board 8 with the aid of the mesh cloth 10;

9. Use Z-shaped edge closing parts to close the edges around the anti-cracking mortar 11 and the organic thermal insulation board 8;

10. Paste the outer decorative panel 13 on the surface of the anti-cracking mortar 11;

11. Use self-tapping screws 15 to fix the inner decorative panel on the inner side of the horizontal keel 2 and the vertical keel 3.

The foregoing description of the embodiments is provided to facilitate understanding and use of the invention by those of ordinary skill in the art. It will be apparent to those skilled in the art that various modifications to these embodiments can be readily made, and the generic principles described herein can be applied to other embodiments without inventive step. Therefore, the present invention is not limited to the above-mentioned embodiments, and improvements and modifications made by those skilled in the art according to the disclosure of the present invention without departing from the scope of the present invention should all fall within the protection scope of the present invention.

Claims (10)

1. A heat-insulating and decorative integrated light steel keel composite wallboard is characterized by comprising an outer decorative panel, an organic heat-insulating board, a profiled steel sheet, a light steel keel and an inner decorative panel,

the profiled steel sheet covers the light steel keel and is combined with the light steel keel to serve as a stress system so as to provide enough rigidity;

The organic heat insulation plate covers the surface of the profiled steel sheet and serves as a heat insulation layer;

the outer decorative panel is connected to the outermost side of the composite wall panel, and the inner decorative panel is connected to the inner side of the light steel keel through a fastener.

2. The composite wallboard of claim 1, wherein the light gauge steel is formed by intersecting a horizontal keel and a vertical keel, the horizontal keel is provided with a hole, the vertical keel passes through the hole, the vertical keel is not broken in the unit, the intersection and the end are reinforced by bolts, and the light gauge steel is made of cold-bending hemming channel steel or cold-bending square steel pipe.

3. The integrated thermal insulation and decoration light gauge steel composite wallboard of claim 1, wherein the profiled steel sheet is a corrugated steel sheet, the wave trough of the profiled steel sheet is connected with the outer side surface of the light gauge steel through a self-tapping screw, and the wave crest of the profiled steel sheet is connected with the organic thermal insulation board; and after the profiled steel sheet is installed, the edge of the profiled steel sheet is wrapped and hemmed by adopting a hemmer.

4. The integrated light gauge steel composite wallboard with functions of heat preservation and decoration as claimed in claim 1, wherein the organic heat preservation board is an extruded polystyrene foam plastic board, and the organic heat preservation board is connected with the profiled steel plate through screws.

5. The heat-insulating and decorative integrated light steel keel composite wallboard according to claim 4, wherein the end part of the screw is provided with an enlarged plastic nut, and the phenomenon that the surface of the organic heat-insulating plate is greatly deformed or cracked due to overlarge stress at the joint is avoided by improving the area of the stressed part.

6. The integrated light steel keel composite wall board for heat preservation and decoration as claimed in claim 1, wherein the external decorative panel is an aluminum veneer or an external wall surface paint, and a mesh cloth and an anti-crack mortar layer are arranged between the external decorative panel and the organic heat preservation board.

7. The heat-insulating and decorative integrated light steel keel composite wallboard according to claim 6, wherein the edge of the composite wallboard is edged by adopting a Z-shaped part, one end of the Z-shaped part coats the mortar layer and the organic heat-insulating board, the other end of the Z-shaped part overhangs outwards, and the overhanging part is matched with the overhanging part of the adjacent wallboard to form a cavity for placing a waterproof adhesive tape.

8. An insulation and decoration integrated light gauge steel composite wall panel according to claim 1, wherein the inner decoration panel is gypsum board or glass magnesium board, and the inner decoration panel is directly connected with the light gauge steel by self-tapping screws.

9. A method for manufacturing the heat-insulating and decorating integrated light steel keel composite wallboard as claimed in claim 1, which is characterized by comprising the following steps:

(1) tapping holes on the light steel keel, penetrating the light steel keel, fixing the light steel keel by using bolts, and nailing wave troughs of the profiled steel sheet on the outer side surface of the keel by using uniformly distributed self-tapping screws to form a stress system;

(2) the organic insulation board is divided into blocks, the blocks are connected to a profiled steel sheet through screws, grid cloth is laid on the outer surface of the organic insulation board, and anti-crack mortar is brushed on the grid cloth;

(3) the inner decoration panel is fixed on the inner side surface of the keel through self-tapping screws, and the outer decoration panel is attached to the surface of the anti-crack mortar.

10. The manufacturing method of the heat-insulating and decorating integrated light steel keel composite wallboard according to claim 9, wherein in the step (2), the edges of the units are trimmed by adopting Z-shaped parts, one end of each Z-shaped part coats the mortar layer and the organic heat-insulating plate, the other end of each Z-shaped part overhangs outwards, and the overhanging parts are matched with overhanging parts of adjacent wallboards to form a cavity for placing waterproof adhesive tapes.

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