CN215368394U

CN215368394U - Adaptive fast-assembling composite wallboard and fast-assembling internal corner structure

Info

Publication number: CN215368394U
Application number: CN202121821750.7U
Authority: CN
Inventors: 司徒荣杰; 李振兴; 郭志华
Original assignee: Jiangmen Pengmei Lujia Kitchen And Bathroom Technology Co ltd
Current assignee: Jiangmen Pengmei Lujia Kitchen And Bathroom Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-12-31
Anticipated expiration: 2031-08-05

Abstract

The utility model relates to the technical field of fast-assembly composite wallboards, and particularly discloses an adaptive fast-assembly composite wallboard which is characterized by comprising a board body and a connecting piece, wherein the board body is used for being cut according to the actual building size on a construction site, the connecting piece is used for being assembled with a cutting surface of the cut board body on the construction site, the board body comprises a veneer, a honeycomb layer and a metal back plate which are sequentially arranged, and the connecting piece comprises a tangent plane attaching wall and a back plate connecting wall, wherein the tangent plane attaching wall is used for being connected with the cutting surface of the cut board body, and the back plate connecting wall is used for being connected with the metal back plate; polyurethane foaming agent layers are laid between the veneer and the honeycomb layer and between the metal back plate and the honeycomb layer, and the polyurethane foaming agent layers are provided with extending ends extending into the honeycomb layer through honeycomb holes of the honeycomb layer. The utility model increases the nail-inserting ability of the composite wallboard and the effective adhesive area of the cutting surface, so that the composite wallboard has both cuttability and splicing and mounting effects.

Description

Adaptive fast-assembling composite wallboard and fast-assembling internal corner structure

Technical Field

The utility model relates to the technical field of fast-assembly composite wallboards, in particular to an adaptive fast-assembly composite wallboard and a fast-assembly internal corner structure.

Background

In order to improve the construction efficiency on site, the market presents a quick-assembly decoration process of uniformly processing composite wallboard components in a factory and then transporting the composite wallboard components to a construction site for assembly. The composite wallboard formed by compounding the facing layer and the honeycomb board layer is a composite material commonly used in a quick-mounting decoration process, connecting profiles are pre-embedded uniformly on two sides of the composite wallboard in advance to form mounting and fixing structures such as grooves and lugs, and then the composite wallboard is quickly spliced in a construction site through the matching of the mounting and fixing structures.

However, because the factory processes the composite wallboard components with uniform specifications, processing errors, assembly errors and other factors, in the actual installation process, the situation that the composite wallboard components cannot be directly assembled due to overlarge sizes often occurs at the internal corners, and because the honeycomb board layers are hollow, the connection section bar and the section plane of the composite wallboard do not have enough attaching area and are difficult to be directly fixed by screws at the back, the connection section bar cannot be firmly fixed with the composite wallboard through bonding or screw adding, although the connection section bar can be installed by adding screws from the front, the decoration effect of the finishing layer can be damaged by the way, so that the redundant parts of the composite wallboard are usually directly cut off in the current situation, and then the cut composite wallboard is connected with other composite wallboards by adopting the traditional wall connection process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adaptive fast-assembling composite wallboard and a fast-assembling internal corner structure aiming at the existing technical current situation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an adaptive fast-assembling composite wallboard is characterized by comprising a plate body and a connecting piece, wherein the plate body can be cut according to the actual building size on a construction site, the connecting piece is used for being assembled with a cutting surface of the cut plate body on the construction site, the plate body comprises a veneer, a honeycomb layer and a metal back plate which are sequentially arranged, and the connecting piece comprises a section attaching wall and a back plate connecting wall, wherein the section attaching wall is used for being connected with the cutting surface of the cut plate body, and the back plate connecting wall is used for being connected with the metal back plate; polyurethane foaming agent layers are laid between the veneer and the honeycomb layer and between the metal back plate and the honeycomb layer, and the polyurethane foaming agent layers are provided with extending ends extending into the honeycomb layer through honeycomb holes of the honeycomb layer.

Further, the connecting piece also comprises a screw for connecting the backboard connecting wall and the metal backboard.

Furthermore, a first glass fiber cloth is arranged between the veneer and the honeycomb layer, and a second glass fiber cloth is arranged between the metal back plate and the honeycomb layer.

Further, the metal back plate is a steel back plate, and the honeycomb layer is an aluminum honeycomb layer.

Furthermore, an anti-rust film is pasted on the back of the metal back plate.

The utility model provides a fast-assembling reentrant corner structure, its characterized in that includes composite board and according to foretell composite board, composite board sets up with composite board mutually perpendicular, the connecting piece includes the main frame body, the one end of main frame body orientation plate body is located to the section plane laminating wall, the concave first dovetail that is equipped with opening orientation composite board of main frame body orientation composite board's one end, composite board is equipped with connection profile, connection profile is equipped with the second dovetail that sets up in opposite directions with first dovetail, it is equipped with the closure core to inlay between first dovetail and the second dovetail, the closure core includes the trapezoidal wing arm that double-phase interconnection and symmetry set up, just the width outside-in of trapezoidal wing arm is gradually narrowed.

The utility model has the beneficial effects that:

according to the utility model, the plate body of the metal back plate is additionally arranged on the back, and the excessive polyurethane foaming agent is used in the compounding process of the honeycomb layer, the veneer and the metal back plate, so that the nail-eating capacity of the composite wallboard and the effective adhesive area of a cutting surface are increased, the plate body can be cut as required in a construction site, and the connecting piece is firmly installed at the cutting end, so that the composite wallboard has both cuttability and splicing and installing effects, and the rapid assembly of the cut composite wallboard is realized.

Drawings

Fig. 1 is a schematic structural diagram of a plate body according to the present invention.

Fig. 2 is an exploded view of the adaptable quick-fit composite wall panel of the present invention.

Fig. 3 is a schematic structural view of the fast-assembling internal corner structure of the utility model.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

example 1

Referring to fig. 1-2, the utility model discloses an adaptive fast-assembling composite wallboard, wherein the composite wallboard 1 comprises a board body 2 which can be cut according to the actual building size on a construction site and a connecting piece 3 which is used for being assembled with the cutting surface of the cut board body 2 on the construction site, the board body 2 comprises a veneer 21, a honeycomb layer 22 and a metal back plate 23 which are sequentially arranged, and the connecting piece 3 comprises a section attaching wall 31 which is used for being connected with the cutting surface 4 of the cut board body 2 and a back plate connecting wall 32 which is used for being connected with the metal back plate 23; a polyurethane foaming agent layer 24 is laid between the veneer 21 and the honeycomb layer 22 and between the metal back plate 23 and the honeycomb layer 22, the polyurethane foaming agent layer 24 is provided with an extending end extending into the honeycomb layer 22 through the honeycomb holes of the honeycomb layer 22, wherein the extending end is caused by coating excessive polyurethane foaming agent twice in the following step S0, so that the honeycomb layer 22 is filled with the polyurethane foaming agent, and the filling can be partially filled or filled;

the preparation method of the composite wallboard comprises the following steps:

1) and (3) prefabrication stage of a factory:

s0. preparation of the plate body 2: covering a first glass fiber cloth 25 on the back surface of the veneer 21, applying a polyurethane foaming agent, then pressing the honeycomb layer 22 above the first glass fiber cloth 25, covering a second glass fiber cloth 26 on the back surface of the honeycomb layer 22, applying the polyurethane foaming agent again, and pressing the metal back plate 23 above the second glass fiber cloth 26; the preparation of the plate body 2 is finished uniformly in a factory;

2) and (3) field construction stage:

s1, transporting a plate body 2 and a connecting piece 3 to a construction site, and cutting the plate body 2 according to the actual size requirement after measuring the actual size when the actual size of the internal corner position is not consistent with the size of the plate body 2 in the construction process;

s2, coating silane modified polyether adhesive 7 on the cutting surface 4, and attaching the section attaching wall 31 to the cutting surface 4 of the plate body 2;

and S3, after the silane modified polyether adhesive 7 is dried, connecting and fixing the back plate connecting wall 32 and the metal back plate 23 through a screw 6.

And S4, after the composite wallboard 1 is prepared, splicing the composite wallboard with other composite boards.

In an embodiment, the composite wall panel 1 of the present invention is used in combination with a conventional composite panel (i.e., a composite panel formed by combining a facing layer and a honeycomb layer 22, and both sides of the composite panel are uniformly provided with mounting and fixing structures in advance in a factory, and the mounting and fixing structures can be implemented by pre-embedding connecting profiles and setting the side surfaces of the composite panel into a concave-convex shape, etc.), during on-site construction, the conventional composite panel is used as a main assembly material, and when the size of the composite panel does not meet the actual requirement at a reentrant corner position, the composite wall panel 1 manufactured by the manufacturing method of the present invention is used, in this embodiment, one side of the panel body 2 can be pre-mounted with connecting profiles, and the other side is a conventional rectangular plane to be used as a cutting end.

In another embodiment, the composite wall panel 1 of the present invention is used as a main assembly material, in this embodiment, the installation and fixation structures are uniformly arranged on both sides of the panel body 2 in advance in a factory, and when the size of the composite wall panel 1 does not meet the actual requirement, any one panel body 2 can be used as a processing raw material of the composite wall panel 1 of the present invention, so as to prepare the composite wall panel 1 which has the same size as the actual requirement and can be assembled and installed.

According to the utility model, the metal back plate 23 is additionally arranged on the back of the honeycomb layer 22 to enhance the nail-eating capacity of the composite wall plate 1, the back connecting wall is arranged on the back of the connecting piece 3, the back connecting wall and the metal back plate 23 are fixedly connected through the screw 6 after the plate body 2 is cut to a proper size, so that the connecting piece 3 is firmly fixed on the plate body 2, meanwhile, the honeycomb layer 22 is filled with the polyurethane foaming agent, the polyurethane foaming agent can be solidified to form a solid material (namely a polyurethane foaming agent layer 24), and after the plate body 2 is cut, the solid material can be used as an acting surface glued with the silane modified polyether adhesive 7, so that the cutting surface 4 has more effective adhesive area, the cutting surface 4 and the joint section wall 31 of the connecting piece 3 can be firmly bonded with each other, and the connection firmness of the connecting piece 3 and the plate body 2 is further improved.

According to the utility model, the plate body 2 with the metal back plate 23 additionally arranged on the back is arranged, and the excessive polyurethane foaming agent is used in the compounding process of the honeycomb layer 22, the veneer 21 and the metal back plate 23, so that the nail-eating capacity of the composite wallboard 1 and the effective adhesive area of the cutting surface 4 are increased, the plate body 2 can be cut as required in a construction site, and the connecting piece 3 is firmly installed at the cutting end, so that the cut composite wallboard 1 also has the splicing and installing effects, and the rapid assembly of the cut composite wallboard 1 is realized.

In the two polyurethane foaming agent application processes, the application amount of the polyurethane foaming agent is at least 700g/m²So that the layer 24 of polyurethane blowing agent which is finally formed by curing has an end which protrudes into the honeycomb layer.

In the prior art, the glue between the honeycomb layer 22 and the veneer 21 only plays a role of bonding the front surface of the honeycomb layer 22 and the front surface of the veneer 21, so the application amount of the glue is small, and is usually 400g/m²In the utility model, the using amount of the polyurethane foaming agent is increased, so that the foaming area of the polyurethane foaming agent is increased, the excessive polyurethane foaming agent can permeate into the honeycomb holes of the honeycomb layer 22 and form a solid material after being cured, and therefore, after the plate body 2 is cut, the cutting surface 4 has more effective adhesive area, so that the connection between the connecting piece 3 and the cutting surface 4 of the plate body 2 is more stable.

The connector 3 further comprises screws 6 for connecting the back plate connecting wall 32 with the metal back plate 23.

A first glass fiber cloth 25 is arranged between the veneer 21 and the honeycomb layer 22, and a second glass fiber cloth 26 is arranged between the metal back plate 23 and the honeycomb layer 22.

The metal back plate 23 is a steel back plate, an antirust sticking film is stuck to the back surface of the steel back plate, and the honeycomb layer 22 is an aluminum honeycomb layer 22.

Example 2

The utility model provides a fast-assembling reentrant corner structure, including composite board 5 and according to embodiment 1's composite board, composite board 5 and composite board 1 mutually perpendicular set up, connecting piece 3 includes main frame 34, the one end of main frame 34 towards plate body 2 is located to tangent plane laminating wall 31, main frame 34 is concave to be equipped with the first dovetail 33 of opening towards composite board 5 towards the one end of composite board 5, composite board 5 is equipped with connecting profile 51, connecting profile 51 is equipped with the second dovetail 52 that sets up with first dovetail 33 is opposite to, it is equipped with locking core 35 to inlay between first dovetail 33 and the second dovetail 52, locking core 35 includes the trapezoidal wing arm of two interconnect and symmetry setting, and the width of trapezoidal wing arm is narrowed gradually from outside to inside.

In this embodiment, the locking core 35 can be used to quickly and firmly connect the first dovetail groove 33 and the second dovetail groove 52, so that the composite boards 5 and the composite wall board 1 can be quickly spliced to form an internal corner structure.

It should be understood that the above-mentioned drawings are merely illustrative of the preferred embodiments of the present invention, and that the scope of the utility model is not limited thereto.

Claims

1. An adaptive fast-assembling composite wallboard is characterized by comprising a plate body and a connecting piece, wherein the plate body can be cut according to the actual building size on a construction site, the connecting piece is used for being assembled with a cutting surface of the cut plate body on the construction site, the plate body comprises a veneer, a honeycomb layer and a metal back plate which are sequentially arranged, and the connecting piece comprises a section attaching wall and a back plate connecting wall, wherein the section attaching wall is used for being connected with the cutting surface of the cut plate body, and the back plate connecting wall is used for being connected with the metal back plate; polyurethane foaming agent layers are laid between the veneer and the honeycomb layer and between the metal back plate and the honeycomb layer, and the polyurethane foaming agent layers are provided with extending ends extending into the honeycomb layer through honeycomb holes of the honeycomb layer.

2. The adaptable quick-fit composite wall panel of claim 1, wherein the connector further comprises screws for connecting the back panel connecting wall to the metal back panel.

3. The adaptive fast-assembling composite wallboard of claim 2, wherein a first fiberglass cloth is disposed between said veneer and said honeycomb layer, and a second fiberglass cloth is disposed between said metal back plate and said honeycomb layer.

4. The adaptive quick-fit composite wallboard of claim 3 wherein said metal backing plate is steel backing plate and said honeycomb layer is aluminum honeycomb layer.

5. The adaptive quick-fit composite wallboard of claim 4 wherein the back of the metal back plate is coated with a rust-proof adhesive film.

6. A fast-assembling reentrant corner structure, its characterized in that includes composite board and according to any one of claims 1 to 5 composite wall board, composite board and composite wall board mutually perpendicular set up, the connecting piece includes the main frame body, the one end of main frame body towards the plate body is located to tangent plane laminating wall, the concave first dovetail towards composite board that is equipped with the opening of main frame body towards composite board's one end, composite board is equipped with connection section bar, connection section bar is equipped with the second dovetail that sets up with first dovetail in opposite directions, it is equipped with the closure core to inlay between first dovetail and the second dovetail, the closure core includes the trapezoidal wing arm of double-phase interconnect and symmetry setting, just the width outside-in of trapezoidal wing arm is progressively narrowed.