CN212984344U

CN212984344U - Novel composite building board

Info

Publication number: CN212984344U
Application number: CN202020659727.1U
Authority: CN
Inventors: 梁元明; 宋宣宣; 姚磊
Original assignee: China Construction Fourth Engineering Division Shenzhen Industrial Co Ltd
Current assignee: China Construction Fourth Engineering Division Shenzhen Industrial Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-04-16
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to the field of building materials, in particular to a novel composite building board, which comprises a middle phosphogypsum pressing layer and clamping plate positioning layers adhered to two sides of the phosphogypsum pressing layer, wherein soundproof cotton layers are also adhered to the outer sides of the clamping plate positioning layers on two sides, and decorative plate clamping layers are also arranged on the outer sides of the soundproof cotton layers on two sides; the groove-shaped edge banding is used for wrapping the edges of the phosphogypsum pressing layer, the clamping plate positioning layer, the soundproof cotton layer and the plaque clamping layer. By using the phosphogypsum laminated layer as the core layer and sequentially bonding the clamping plate positioning layer, the soundproof cotton layer and the decorative plate clamping layer outwards on the two sides of the phosphogypsum laminated layer, the total layer number reaches seven layers, the surface layer is not easy to deform and warp, the core layer is not easy to crack, the stability of the plate is greatly enhanced, and the plate is more durable; by effectively utilizing the phosphogypsum as a core layer material, the phosphogypsum is recycled, the environmental pollution and the resource waste are reduced, and the current requirement on environmental protection is met, so that the phosphogypsum can be widely applied to the building industry.

Description

Novel composite building board

Technical Field

The utility model relates to a building board field especially relates to a novel composite building board.

Background

The phosphogypsum is a main discharge waste in phosphoric acid production, for example, a news named as that more than 200 million tons of phosphogypsum in Sichuan accumulate as seriously polluting Yangtze river tributaries in 11, 16 days in 2018 is reported, and the report indicates that 4 existing calcium hydrogen phosphate production enterprises in the dry river sub-basin in Anzhou region accumulate about 260 million tons of phosphogypsum at the end of 2014, all the phosphogypsum is accumulated in the two sides of the dry river in the open air, and the environment and the resources are seriously polluted and wasted. From another perspective, the existing building board generally uses wood or other filling materials as a core layer, and then is externally attached with a density board or a solid wood veneer, so that the composite board has few layers, the surface layer is easy to deform and warp, the core layer is easy to crack, the stability is poor, the composite board is not durable, the sound insulation effect is poor, and the application is limited.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is few to aim at solving current building board number of piles, and the top layer is out of shape, warpage easily, and the sandwich layer is ftractureed easily, and stability is relatively poor, and is not durable, and gives sound insulation the poor problem of effect.

The utility model provides a technical scheme that its technical problem adopted is:

the novel composite building board comprises a middle phosphogypsum laminated layer and clamping plate positioning layers bonded on two sides of the phosphogypsum laminated layer, wherein soundproof cotton layers are further bonded on the outer sides of the clamping plate positioning layers on the two sides, and decorative plate clamping layers are further arranged on the outer sides of the soundproof cotton layers on the two sides; the groove-shaped edge banding is used for wrapping the edges of the phosphogypsum pressing layer, the clamping plate positioning layer, the soundproof cotton layer and the plaque clamping layer.

The thickness of the phosphogypsum laminated layer is set between 20 mm and 60 mm.

The plywood locating layer is a shaving board, and the thickness of the shaving board is 15-25 mm.

The thickness of the soundproof cotton layer is set between 15 mm and 25 mm.

The phosphogypsum pressing layer, the clamping plate positioning layer and the sound insulation cotton layer are respectively provided with a first through hole, a second through hole and a third through hole which correspond to each other, the plaque clamping layer is provided with a counter bore which corresponds to the third through hole, and the phosphogypsum pressing layer, the clamping plate positioning layer, the sound insulation cotton layer and the plaque clamping layer are connected and clamped tightly through a screw rod which penetrates through the first through hole, the second through hole and the third through hole and a nut which is arranged in the counter bore.

Has the advantages that: by using the phosphogypsum laminated layer as the core layer and sequentially bonding the clamping plate positioning layer, the soundproof cotton layer and the decorative plate clamping layer outwards on the two sides of the phosphogypsum laminated layer, the total layer number reaches seven layers, the surface layer is not easy to deform and warp, the core layer is not easy to crack, the stability of the plate is greatly enhanced, and the plate is more durable; and because the soundproof cotton layer is arranged between the clamping layer of the clamping plate and the clamping layer of the decorative plate, most of sound can be isolated, and the soundproof effect of the inner plate is effectively improved; meanwhile, the phosphogypsum is effectively utilized as a core layer material, so that the phosphogypsum is recycled, the environmental pollution and the resource waste are reduced, and the current requirement on environmental protection is met, so that the phosphogypsum can be widely applied to the building industry.

Drawings

Fig. 1 is a schematic view of a partial cross-sectional structure of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first through hole, a second through hole, a third through hole and a counter bore in the embodiment of the present invention;

FIG. 3 is a schematic structural view of the embodiment of the present invention connected by a screw and a nut;

fig. 4 is a schematic view of an end face structure of the groove type edge banding strip in the embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1-4, the novel composite building board of the present invention comprises a middle phosphogypsum laminated layer 1 and splint positioning layers 2 bonded on both sides of the phosphogypsum laminated layer 1, soundproof cotton layers 3 are bonded on the outer sides of the splint positioning layers 2 on both sides, and a decorative board clamping layer 4 is also disposed on the outer sides of the soundproof cotton layers 3 on both sides; the phosphogypsum-containing composite board is characterized by further comprising a groove-shaped edge sealing strip 5 for wrapping the edges of the phosphogypsum pressing layer 1, the clamping board positioning layers 2 on the two sides, the soundproof cotton layers 3 on the two sides and the decorative board clamping layers 4 on the two sides.

Specifically, during production, the surface of a phosphogypsum laminated layer 1 made of phosphogypsum can be cleaned to be flat, then both sides of the phosphogypsum laminated layer are coated with glue, and then the splint positioning layer 2 is bonded to both sides of the phosphogypsum laminated layer 1 after dust, particles and other impurities on the surface of the splint positioning layer 2 are removed; continuously coating the outer side of the clamping plate positioning layer 2 with glue, adhering the soundproof cotton layer 3 to the clamping plate positioning layer 2, continuously coating the surface of the soundproof cotton layer 3 with glue, adhering the decorative plate clamping layer 4 to the soundproof cotton layer 3, wherein the coated glue is hot melt glue, and is coated after being heated to 110 ℃ before being coated so as to ensure the adhesion effect; after the layers are overlapped layer by layer, the overlapped layers can be rolled into a whole by adopting a crawler-type hot press, and finally, a groove-shaped edge sealing strip 5 is arranged on the edge of the rolled and integrated plate.

By using the phosphogypsum laminated layer 1 as a core layer and sequentially bonding the splint positioning layer 2, the soundproof cotton layer 3 and the plaque clamping layer 4 outwards on two sides of the phosphogypsum laminated layer, the total number of layers reaches seven, the surface layer is not easy to deform and warp, the core layer is not easy to crack, the stability of the plate is greatly enhanced, and the plate is more durable; the soundproof cotton layer 3 is arranged between the clamping plate positioning layer 2 and the plaque clamping layer 4, so that most of sound can be isolated, and the soundproof effect of the inner plate is effectively improved; meanwhile, the phosphogypsum is effectively utilized as a core layer material, so that the phosphogypsum is recycled, the environmental pollution and the resource waste are reduced, and the current requirement on environmental protection is met, so that the phosphogypsum can be widely applied to the building industry.

In addition, the edges of the phosphogypsum pressing layer 1, the clamping plate positioning layer 2, the soundproof cotton layer 3 and the decorative plate clamping layer 4 are wrapped by the groove-shaped edge banding 5, so that the warping deformation and the layered cracking of the edges of the plates can be effectively prevented, particularly, the groove-shaped edge banding 5 can be made of plastic or stainless steel materials, the edges 51 on the two sides are tightly attached to the surfaces of the decorative plate clamping layers 4 on the two sides after installation, and particularly, when the groove-shaped edge banding 5 is manufactured, the edges 51 on the two sides are arranged in a state of being inclined oppositely, so that the edges are tightly clamped on the two sides of the edges of the plates by using the elasticity.

The thickness of the phosphogypsum laminated layer 1 is set to be 20-60mm, and the phosphogypsum laminated layer can be specifically set according to the requirements of different use environments, for example, when the phosphogypsum laminated layer is used as a wallboard, the thickness of the wallboard can be set to be 50mm, and meanwhile, phosphogypsum waste materials are utilized as much as possible.

In order to further enhance the sound insulation effect of the plate, the plywood positioning layer 2 is a shaving board, the thickness of the shaving board is set between 15 mm and 25mm, and the shaving board is not only cheap, but also can provide good sound insulation effect, so that the sound insulation effect of the plate can be further enhanced. The thickness of the shaving board and the thickness of the soundproof cotton layer 3 are both set between 15 mm and 25mm, so that the soundproof effect is ensured.

As a further improvement of the previous embodiment, the phosphogypsum laminated layer 1, the splint positioning layer 2 and the soundproof cotton layer 3 are respectively provided with a first through hole 11, a second through hole 21 and a third through hole 31 which correspond to each other, a counter bore 41 corresponding to the third through hole 31 is arranged on the plaque clamping layer 4, the phosphogypsum pressing layer 1, the clamping plate positioning layer 2, the soundproof cotton layer 3 and the plaque clamping layer 4 are connected and clamped through a screw 6 penetrating through the first through hole 11, the second through hole 21 and the third through hole 31 and a nut 61 arranged in the counter bore 41, the plaque clamping layers 4 at two sides are connected and clamped from two ends of the screw 6 through the nut 61, the 7 layers of the board can be pressed together only, so as to prevent the board from bulging after the adhesive fails, in order to ensure that the surface of the plaque clamping layer 4 is complete, the counter bore 41 can be filled and leveled up by adopting ardealite after the screw 6 and the nut 61 are installed.

The above is only the preferred embodiment of the present invention, and is not used to limit the present invention, any person skilled in the art can use the above-mentioned method and technical content to make possible changes and modifications without departing from the spirit and scope of the present invention, therefore, any simple modification, equivalent change and modification made by the technical entity to the above embodiments of the present invention do not depart from the technical content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. A novel composite building board is characterized in that: the composite material comprises a middle phosphogypsum laminated layer (1) and clamping plate positioning layers (2) bonded to two sides of the phosphogypsum laminated layer (1), wherein sound insulation cotton layers (3) are further bonded to the outer sides of the clamping plate positioning layers (2) on the two sides, and decorative plate clamping layers (4) are further arranged on the outer sides of the sound insulation cotton layers (3) on the two sides; the composite board is characterized by further comprising a groove-shaped edge sealing strip (5) used for wrapping the edges of the phosphogypsum pressing layer (1), the clamping plate positioning layer (2), the soundproof cotton layer (3) and the plaque clamping layer (4).

2. The novel composite building board as claimed in claim 1, wherein: the thickness of the phosphogypsum laminated layer (1) is set to be between 20 and 60 mm.

3. The novel composite building board as claimed in claim 1, wherein: the clamping plate positioning layer (2) is a shaving board, and the thickness of the shaving board is 15-25 mm.

4. The novel composite building board as claimed in claim 1, wherein: the thickness of the soundproof cotton layer (3) is set between 15 mm and 25 mm.

5. The novel composite building board as claimed in any one of claims 1 to 4, wherein: the phosphogypsum clamping layer is characterized in that a first through hole (11), a second through hole (21) and a third through hole (31) which correspond to each other are respectively formed in the phosphogypsum pressing layer (1), the splint positioning layer (2) and the soundproof cotton layer (3), a counter bore (41) which corresponds to the third through hole (31) is formed in the plaque clamping layer (4), and the phosphogypsum pressing layer (1), the splint positioning layer (2), the soundproof cotton layer (3) and the plaque clamping layer (4) are connected and clamped through a screw rod (6) which penetrates through the first through hole (11), the second through hole (21) and the third through hole (31) and a nut (61) which is arranged in the counter bore (41).