CN114991353A

CN114991353A - Decorative modular wall

Info

Publication number: CN114991353A
Application number: CN202210770062.5A
Authority: CN
Inventors: 赵永生; 董占波
Original assignee: Beijing New Building Material Group Co Ltd
Current assignee: Beijing New Building Material Group Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-09-02
Anticipated expiration: 2042-06-30
Also published as: CN114991353B

Abstract

The invention discloses a decorative modular wall, which is erected on an upper floor slab and a lower floor slab, and at least one end of the decorative modular wall in a first direction is connected with a built wall; the upper end and the lower end of the vertical keel are respectively connected with the upper floor slab and the lower floor slab through right-angle pieces. The decorative modular wall body can solve the problem that the edge joint of the conventional assembled wall body module needs to be provided with a metal sealing edge, and meets the green and environment-friendly requirements of a construction site.

Description

Decorative modular wall

Technical Field

The invention relates to the field of building walls, in particular to a decorative modular wall.

Background

Compared with traditional walls made of aerated concrete, hollow bricks and the like, the existing partition wall made of gypsum boards, rock wool and sectional materials has the characteristics of high construction speed, light wall and good comprehensive performance, but still needs working procedures such as on-site cutting and the like, wastes and noise pollution on site are caused, and the construction period is influenced. With the national emphasis on the fabricated building and the further improvement of the green environmental protection requirement of the construction site, the wall fabricated building technology becomes the requirement of modern engineering. However, the edge joint of the existing decorative plate needs to be provided with a metal sealing edge, so that the overall simplicity is influenced, and the installation is also complex.

Disclosure of Invention

The purpose of the embodiment of the application is as follows: each wall module and the wall body of having built are connected through the grafting structure of vertical keel, right angle type spare, avoid the marginal looks junction of present assembled wall body to have the metal banding, and the installation is comparatively complicated to and present assembled wall body still need processes such as on-the-spot cutting, must lead to the fact on-the-spot waste material rubbish and noise pollution's problem.

In order to achieve the above purpose, the technical solution of the embodiment of the present application is:

the application provides a decorative modular wall, which is erected on an upper floor slab and a lower floor slab, and at least one end of the decorative modular wall in a first direction is connected with a built wall, the decorative modular wall comprises a plurality of wall modules and a plurality of vertical keels which are alternately arranged along the first direction, the decorative modular wall also comprises a right-angle piece, any two adjacent wall modules are abutted and form an installation cavity in a surrounding mode, and the vertical keels penetrate through the installation cavity to hide the vertical keels; the vertical keel is vertically arranged, and the upper end and the lower end of the vertical keel respectively extend out of the installation cavity and are respectively connected with the upper floor slab and the lower floor slab through right-angle pieces;

any vertical keel comprises a bottom plate and two clamping plate assemblies, the bottom plate extends along a second direction, the two clamping plate assemblies are respectively arranged on two sides of the bottom plate in the first direction, two ends of any wall body module in the first direction are provided with slot structures, the clamping plate assemblies are inserted with the slot structures to limit the wall body module in the second direction, and the second direction is perpendicular to the first direction;

the clamping plate assembly is provided with an extension plate parallel to the base plate, a first gap is formed between the extension plate and the base plate, and the right-angle piece is inserted into the first gap to form connection between the right-angle piece and the vertical keel so as to limit the vertical keel in the first direction.

In some exemplary embodiments, each of the clamping plate assemblies comprises two outer clamping plates and two inner clamping plates, the two outer clamping plates and the two inner clamping plates both extend along the first direction and are parallel to each other, the two outer clamping plates are respectively located at two ends of the bottom plate in the second direction, and the two inner clamping plates are located between the two outer clamping plates;

the slot structure comprises two first grooves and two second grooves, the two first grooves are arranged to be in one-to-one correspondence with the two outer clamping plates, and the two second grooves are arranged to be in one-to-one correspondence with the two inner clamping plates.

In some exemplary embodiments, the wall module comprises two decorative composite panels and a filler layer sandwiched between the two decorative composite panels;

any decorative composite board comprises a decorative board and an inner lining board which are stacked, the inner lining board is connected with the filling layer, the decorative board is positioned on one side of the inner lining board, which is opposite to the filling layer, the first groove is arranged between the inner lining board and the decorative board, and the second groove is arranged between the inner lining board and the filling layer;

an end of the inner liner in the first direction is inserted between the outer card and the inner card.

In some exemplary embodiments, the two outer cards comprise a first card and a second card, the two inner cards comprise a third card and a fourth card, the third card is disposed adjacent to the first card and at a distance equal to the thickness of the inner liner, and the fourth card is disposed adjacent to the second card and at a distance equal to the thickness of the inner liner;

the distance between the third clamping plate and the fourth clamping plate is equal to the distance between the two decorative composite plates.

In some exemplary embodiments, the extension plate is disposed between two of the inner clamping plates, and two ends of the extension plate are respectively connected with the two inner clamping plates.

In some exemplary embodiments, the extension plate comprises a first extension plate and a second extension plate, one end of the first extension plate is connected to the third card board and is located on one side of the third card board facing the fourth card board, one end of the second extension plate is connected to the fourth card board and is located on one side of the fourth card board facing the third card board, and the first extension plate and the second extension plate are both parallel to the bottom plate and are equidistant to the bottom plate;

the filling layer is in first direction both ends are equipped with dodges the first breach of extension board.

In some exemplary embodiments, the decorative plate is bonded to the inner lining plate, the decorative plate is provided with a first gap between both ends in the first direction and the inner lining plate to form the first groove, the width of the notch of the first groove is equal to the plate thickness of the outer clamping plate, and the width of the notch of the second groove is equal to the plate thickness of the inner clamping plate;

the two end surfaces of the decorative plate in the first direction respectively protrude out of the lining plate;

the decorative plate on any wall body module corresponds to and offsets the adjacent decorative plate on the wall body module.

In some exemplary embodiments, the filling layer is provided with a filling material and a supporting block alternately arranged in the first direction or the vertical direction;

the filling material is rock wool, glass wool, expanded perlite, foamed polyester or foamed phenolic resin;

the supporting block is a wood block, a cement block, a wood-plastic block, a gypsum block, a foaming resin block or a metal block.

In some exemplary embodiments, the right-angle component comprises a top plate and a vertical plate perpendicular to the top plate, the top plate and the vertical plate form an L shape, the top plate is provided with a plurality of through holes for passing through expansion bolts or screws, the thickness of the vertical plate is equal to the distance between the extension plate and the bottom plate, the vertical plate is arranged along the second direction, and the size of the vertical plate in the second direction is equal to the distance between the two inner clamping plates;

the vertical keel and the right-angle piece are made of metal materials, wood-plastic materials or plastic materials.

In some exemplary embodiments, one or both ends of the decorative modular wall in the first direction are provided as the furring channel to abut the built wall.

The beneficial effect of the decoration modularization wall body that this application embodiment provided does:

according to the decorative modular wall provided by the application, the slot structures at two ends of adjacent wall modules in the first direction are connected with the clamping plate assemblies of the vertical keels in an inserting mode, and the right-angle pieces are connected with the vertical keels in an inserting mode; through the right angle type spare with vertical keel at the both ends of vertical direction fix on the wall body of having built, the cardboard subassembly of rethread vertical keel and the slot structure of wall body module fix the wall body module on vertical keel, wall body module butt has built the wall body from this. The plug connection and the right-angle clamping groove are fixed in a fixing mode without needing more screws for nailing or bonding, the installation is rapid and simple, the number of components is small, and the cost is low. And this vertical joist plug-in connection and the fixed dual connected mode of right angle type spare for it is very firm to be connected between the wall body module and between wall body module and the wall body of having built, has avoided the on-the-spot process of tailorring of traditional assembled wall body, greatly reduces on-the-spot rubbish, satisfies site operation's green requirement, has shortened construction cycle. Moreover, the decorative modular wall provided by the application can avoid the problem that the edge joint of the decorative plate of the existing wall module needs to be provided with a metal sealing edge, the overall simplicity is influenced, and the installation is also complex.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic top view of a decorative modular wall according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of the structure of FIG. 1 (with the built wall removed);

fig. 3 is a perspective view of the keel of fig. 1;

FIG. 4 is a schematic structural view of a mounting right-angle member;

FIG. 5 is an enlarged view of part A of FIG. 2;

FIG. 6 is a top view of the mullion of FIG. 1;

FIG. 7 is a schematic structural view of two adjacent wall modules and a vertical keel;

FIG. 8 is a schematic top view of a fill layer according to another embodiment of the present application;

fig. 9 is a perspective view of the right-angle member in fig. 1.

Reference numerals: 1-wall module, 11-slot structure, 12-first groove, 13-second groove, 14-decorative composite board, 141-decorative board, 142-lining board, 15-filling layer, 151-first gap,

152-filling material, 153-supporting block, 2-vertical keel, 21-bottom plate, 22-clamping plate component, 23-extension plate, 231-first extension plate, 232-second extension plate, 24-first gap, 25-outer clamping plate,

251-a first clamping plate, 252-a second clamping plate, 26-an inner clamping plate, 261-a third clamping plate, 262-a fourth clamping plate, 3-a right-angle member, 31-a top plate, 32-a vertical plate, 4-a built wall body and 5-an installation cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all 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.

Please refer to fig. 1-9, which are schematic structural views of a decorative modular wall according to an embodiment of the present application. As shown in fig. 1-4, the present application provides a decorative modular wall, which is erected on an upper floor slab and a lower floor slab, and at least one end of the decorative modular wall in a first direction is connected to a built wall 4, the decorative modular wall includes a plurality of wall modules 1 and a plurality of vertical keels 2 which are alternately arranged along the first direction, and further includes a right-angle member 3, any two adjacent wall modules 1 abut against each other and enclose a mounting cavity 5, and the vertical keels 2 penetrate through the mounting cavity 5 to hide the vertical keels 2; the vertical keel 2 is vertically arranged, and the upper end and the lower end of the vertical keel 2 respectively extend out of the installation cavity 5 and are respectively connected with the upper floor slab and the lower floor slab through the right-angle piece 3;

as shown in fig. 2-3, any one of the vertical keels 2 includes a bottom plate 21 and two clamping plate assemblies 22, the bottom plate 21 extends along the second direction, the two clamping plate assemblies 22 are respectively disposed on two sides of the bottom plate 21 in the first direction, two slot structures 11 are disposed at two ends of any one of the wall modules 1 in the first direction, the clamping plate assemblies 22 are inserted into the slot structures 11 to limit the wall modules 1 in the second direction, and the second direction is perpendicular to the first direction;

as shown in fig. 3, the clamping plate assembly 22 is provided with an extending plate 23 parallel to the bottom plate 21, a first gap 24 is provided between the extending plate 23 and the bottom plate 21, as shown in fig. 4, the right-angle member 3 is inserted into the first gap 24 to form a connection between the right-angle member 3 and the mullion 2, so as to limit the mullion 2 in the first direction.

Specifically, as shown in fig. 4, through holes are formed in two flat plates of the right-angle component 3, the right-angle component 3 is inserted into a first gap 24 of the vertical keel 2 to form connection between the right-angle component 3 and the vertical keel 2, a vertical plate part of the right-angle component 3 is fixedly connected with the vertical keel 2 and the wall module 1 through fasteners, and a horizontal plate part of the right-angle component 3 is fixedly connected with the built wall 4 through fasteners, so that the right-angle component 3 can limit the vertical keel 2 in the first direction and can form firm connection between the adjacent wall module 1, the vertical keel 2 and the built wall 4.

The application provides a decorate modularization wall body sets up adjacent wall body module 1 and at the slot structure 11 at first direction both ends and the cardboard subassembly 22 plug-in connection of vertical keel 2, sets up right angle type spare 3 and vertical keel 2 plug-in connection, and this plug-in connection and right angle draw-in groove fixed mode need not that more screw nailing is fixed or the bonding is fixed, and the installation is quick simple and direct, and the component is few with low costs. And this vertical joist 2 plug-in connection and the fixed dual connected mode of right angle type 3 for connect very firmly between the wall body module 1, avoided the on-the-spot process of tailorring of traditional assembled wall body, greatly reduced on-the-spot rubbish, shortened construction cycle. Moreover, the decorative modular wall body provided by the application can avoid the problem that the edge of a decorative plate of the conventional assembled wall body module needs to be provided with a metal sealing edge to influence the overall simplicity and the installation is also complex.

In some exemplary embodiments, as shown in fig. 5, each of the card assemblies 22 includes two outer cards 25 and two inner cards 26, the two outer cards 25 and the two inner cards 26 both extend in the first direction and are parallel to each other, the two outer cards 25 are respectively located at two ends of the bottom plate 21 in the second direction, and the two inner cards 26 are located between the two outer cards 25;

the slot structure 11 includes two first grooves 12 and two second grooves 13, the two first grooves 12 are arranged to correspond to the two outer snap-gauge 25 one to one, and the two second grooves 13 are arranged to correspond to the two inner snap-gauge 26 one to one.

Specifically, the vertical keel 2 is arranged to be of a duplex-type clamping plate structure, and is connected with two first grooves 12 and two second grooves 13 of the adjacent wall body modules 1 in an inserting mode, and compared with a common inserting connection structure, the connecting structure is more stable and firm.

In some exemplary embodiments, as shown in fig. 5, the wall module 1 includes two decorative composite panels 14 and a filler layer 15 sandwiched between the two decorative composite panels 14;

any decorative composite board 14 comprises a decorative board 141 and an inner lining board 142 which are stacked, the inner lining board 142 is connected with the filling layer 15, the decorative board 141 is arranged on one side, facing away from the filling layer 15, of the inner lining board 142, the first groove 12 is arranged between the inner lining board 142 and the decorative board 141, and the second groove 13 is arranged between the inner lining board 142 and the filling layer 15;

an end of the inner bushing 142 in the first direction is inserted between the outer and

inner snap gauge

25, 26.

In some exemplary embodiments, as shown in fig. 5, the two outer cards 25 include a first card 251 and a second card 252, and the two inner cards 26 include a third card 261 and a fourth card 262, the third card 261 being disposed adjacent to the first card 251 and at a distance (D) from the first card 251 equal to the plate thickness (D) of the inner liner 142, the fourth card 262 being disposed adjacent to the second card 252 and at a distance (D) from the second card 252 equal to the plate thickness (D) of the inner liner 142;

the distance (H) between the third clamping plate 261 and the fourth clamping plate 262 is equal to the distance (H) between the two decorative composite plates 14.

Specifically, as shown in fig. 5, the distance between the third clip 261 and the first clip 251 is set to D, the distance between the fourth clip 262 and the second clip 252 is set to D, and the thickness of the inner liner 142 is set to D, which satisfies D ═ D, so that the inner liners 142 on both sides of the filler layer 15 can be smoothly inserted and fixed into the clip assemblies 22 of the vertical keel 2. Set for the distance between third cardboard 261 and the fourth cardboard 262 to be H, set for the interval of two decorative composite boards 14 of filling layer 15 both sides to be H, satisfy H H to filling layer 15 can be pegged graft smoothly and fix between the interior cardboard 26 of vertical joist 2. Therefore, the adjacent wall units 1 are fixedly connected together through the vertical keels 2 in an inserting mode.

In some exemplary embodiments, as shown in fig. 3 and 6, the extension plate 23 is disposed between the two inner clamping plates 26 and is connected to the two inner clamping plates 26 at two ends.

In some exemplary embodiments, as shown in fig. 6, the extension plate 23 includes a first extension plate 231 and a second extension plate 232, one end of the first extension plate 231 is connected to the third clamping plate 261 and is located on the side of the third clamping plate 261 facing the fourth clamping plate 262, one end of the second extension plate 232 is connected to the fourth clamping plate 262 and is located on the side of the fourth clamping plate 262 facing the third clamping plate 261, and the first extension plate 231 and the second extension plate 232 are both parallel to the bottom plate 21 and are equidistant from the bottom plate 21;

as shown in fig. 5, the filling layer 15 is provided with first notches 151 avoiding the extension plate 23 at both ends in the first direction.

In some exemplary embodiments, as shown in fig. 7, the decorative plate 141 is bonded to the inner liner plate 142, the decorative plate 141 is provided with first gaps between both ends in the first direction and the inner liner plate 142 to form first grooves 12, the width of the notch of the first groove 12 is equal to the plate thickness of the outer card 25, and the width of the notch of the second groove 13 is equal to the plate thickness of the inner card 26;

the decorative plate 141 has both end surfaces in the first direction protruding from the inner lining plate 142;

the decorative plate 141 on any wall module 1 corresponds to and abuts against the decorative plate 141 on the adjacent wall module 1.

Specifically, the two end faces of the decorative boards 141 in the first direction are respectively protruded out of the inner lining boards 142, and the adjacent decorative boards 141 on two adjacent wall modules 1 which are assembled are abutted, so that the gap between the adjacent inner lining boards 142 can accommodate the bottom board 21 of the vertical keel 2.

In some exemplary embodiments, as shown in fig. 8, the filling layer 15 is a filling material 152 and a supporting block 153 alternately arranged in the first direction or the vertical direction;

the filling material 152 is rock wool, glass wool, expanded perlite, foamed polyester or foamed phenolic resin;

the supporting block 153 is a wood block, a cement block, a wood-plastic block, a gypsum block, a foamed resin block, or a metal block.

Specifically, the filling layer 15 is provided with the filling material 152 and the supporting blocks 153 alternately arranged in the first direction or the vertical direction, so as to further improve the strength and stability of the filling layer 15 and the wall module 1.

In some exemplary embodiments, as shown in fig. 9, the right-angle component 3 includes a top plate 31 and a vertical plate 32 perpendicular to the top plate 31, the top plate 31 and the vertical plate 32 form an L shape, the top plate 31 is provided with a plurality of through holes for passing expansion bolts or screws, the plate thickness (N) of the vertical plate 32 is equal to the distance (N) between the extension plate 23 and the bottom plate 21, the vertical plate 32 is arranged along the second direction, and the dimension (L) of the vertical plate 32 in the second direction is equal to the distance (h) between the two inner clamping plates 26;

the vertical keel 2 and the right-angle part 3 are made of metal, wood plastic or plastic.

Specifically, as shown in fig. 9, the plate thickness of the riser 32 is set to N, and as shown in fig. 6, the distance between the extension plate 23 and the base plate 21 is set to N, so that the riser 32 can be smoothly inserted into the clearance insertion groove between the extension plate 23 and the base plate 21 as shown in fig. 4.

In some exemplary embodiments, as shown in fig. 1, one or both ends of the decorative modular wall in a first direction are provided as a mullion 2 to abut an established wall 4.

In particular, the vertical keel 2 is fixed to the built wall 4 at both ends in the vertical direction by means of right-angle sections 3. And then the wall body module 1 is fixed on the vertical keel 2 through the clamping plate component 22 of the vertical keel 2 and the slot structure 11 of the wall body module 1. Whereby the wall module 1 is fixed in abutment against the established wall 4.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A decorative modular wall body is erected on an upper floor slab and a lower floor slab, at least one end of the decorative modular wall body in a first direction is connected with a built wall body (4), the decorative modular wall body comprises a plurality of wall body modules (1) and a plurality of vertical keels (2) which are alternately arranged along the first direction, the decorative modular wall body is characterized by further comprising right-angle pieces (3), any two adjacent wall body modules (1) are abutted and enclose a mounting cavity (5), and the vertical keels (2) penetrate through the mounting cavity (5) to hide the vertical keels (2); the vertical keel (2) is vertically arranged, and the upper end and the lower end of the vertical keel (2) respectively extend out of the installation cavity (5) and are respectively connected with the upper floor slab and the lower floor slab through right-angle pieces (3);

any vertical keel (2) comprises a bottom plate (21) and two clamping plate assemblies (22), the bottom plate (21) extends along a second direction, the two clamping plate assemblies (22) are respectively arranged on two sides of the bottom plate (21) in the first direction, slot structures (11) are arranged at two ends of any wall body module (1) in the first direction, the clamping plate assemblies (22) are connected with the slot structures (11) in an inserted mode so as to limit the wall body module (1) in the second direction, and the second direction is perpendicular to the first direction;

the clamping plate component (22) is provided with an extension plate (23) parallel to the base plate (21), a first gap (24) is formed between the extension plate (23) and the base plate (21), the right-angle piece (3) is inserted into the first gap (24), and the right-angle piece (3) is connected with the vertical keel (2) so as to limit the vertical keel (2) in the first direction.

2. A decorative modular wall according to claim 1, wherein any one of the catch assemblies (22) comprises two outer catches (25) and two inner catches (26), both of the outer catches (25) and both of the inner catches (26) extending in the first direction and being parallel to each other, the two outer catches (25) being located at respective ends of the base plate (21) in the second direction, and the two inner catches (26) being located between the two outer catches (25);

the slot structure (11) comprises two first grooves (12) and two second grooves (13), the two first grooves (12) are arranged to correspond to the two outer clamping plates (25) one by one, and the two second grooves (13) are arranged to correspond to the two inner clamping plates (26) one by one.

3. A decorative modular wall according to claim 2, characterised in that the wall module (1) comprises two decorative composite panels (14) and a filling layer (15) sandwiched between the two decorative composite panels (14);

the decorative composite board (14) comprises a decorative board (141) and an inner lining board (142) which are arranged in a stacking mode, the inner lining board (142) is connected with the filling layer (15), the decorative board (141) is arranged on one side, facing away from the filling layer (15), of the inner lining board (142), the first groove (12) is arranged between the inner lining board (142) and the decorative board (141), and the second groove (13) is arranged between the inner lining board (142) and the filling layer (15);

an end of the inner liner plate (142) in the first direction is inserted between the outer catch plate (25) and the inner catch plate (26).

4. A decorative modular wall according to claim 3, wherein the two outer cards (25) comprise a first card (251) and a second card (252), the two inner cards (26) comprise a third card (261) and a fourth card (262), the third card (261) being located adjacent to the first card (251) at a distance (D) from the first card (251) equal to the plate thickness (D) of the inner liner (142), the fourth card (262) being located adjacent to the second card (252) at a distance (D) from the second card (252) equal to the plate thickness (D) of the inner liner (142);

the distance (H) between the third clamping plate (261) and the fourth clamping plate (262) is equal to the distance (H) between the two decorative composite plates (14).

5. A decorative modular wall according to claim 4, characterised in that the extension panel (23) is arranged between two inner snap-ins (26) and is connected at both ends to the two inner snap-ins (26), respectively.

6. A decorative modular wall according to claim 4, wherein the extension panel (23) comprises a first extension panel (231) and a second extension panel (232), one end of the first extension panel (231) being connected to the third card (261) and being located on a side of the third card (261) facing the fourth card (262), one end of the second extension panel (232) being connected to the fourth card (262) and being located on a side of the fourth card (262) facing the third card (261), the first extension panel (231) and the second extension panel (232) being parallel to the base plate (21) and being equidistant from the base plate (21);

and first notches (151) avoiding the extension plate (23) are arranged at two ends of the filling layer (15) in the first direction.

7. A decorative modular wall according to any one of claims 3 to 6, wherein the decorative panel (141) is bonded to the inner lining panel (142), the decorative panel (141) is provided with a first gap between both ends in the first direction and the inner lining panel (142) to form the first groove (12), the first groove (12) has a notch width equal to the panel thickness of the outer clamping panel (25), and the second groove (13) has a notch width equal to the panel thickness of the inner clamping panel (26);

the decorative plate (141) protrudes from the lining plate (142) at both end surfaces in the first direction;

the decorative plate (141) on any wall body module (1) corresponds to and is abutted against the adjacent decorative plate (141) on the wall body module (1).

8. Decorative modular wall according to any of claims 3 to 6, characterised in that said filling layer (15) is provided with filling material (152) and supporting blocks (153) arranged alternately in said first or vertical direction;

the filling material (152) is rock wool, glass wool, expanded perlite, foamed polyester or foamed phenolic resin;

the supporting block (153) is a wood block, a cement block, a wood-plastic block, a gypsum block, a foaming resin block or a metal block.

9. A decorative modular wall according to any one of claims 2 to 6, characterized in that said right-angle profile (3) comprises a top plate (31) and vertical plates (32) perpendicular thereto, said top plate (31) and said vertical plates (32) forming an L-shape, said top plate (31) being provided with a plurality of through holes for the passage of expansion bolts or screws, said vertical plates (32) having a plate thickness (N) equal to the distance (N) between said extension plate (23) and said bottom plate (21), said vertical plates (32) being arranged in said second direction and having a dimension (L) in said second direction equal to the distance (h) between two inner clamping plates (26);

the vertical keels (2) and the right-angle pieces (3) are made of metal materials, wood-plastic materials or plastic materials.

10. Decorative modular wall according to any one of claims 1-6, characterised in that one or both ends of the decorative modular wall in the first direction are provided as the furring channel (2) to abut the erected wall (4).