Fabricated wall structure

Abstract

The utility model relates to the technical field of assembly type buildings, in particular to an assembly type wall structure which comprises an inner wall plate and a plurality of spliced ECP wall plates, secondary keels are arranged on the inner sides of the ECP wall plates, and the outer sides of the secondary keels are fixedly connected with bearing angle steel through bolts. Wind-resistant angle steel is connected to the upper side and the lower side of the secondary keel, the wind-resistant angle steel is welded to a connecting piece, and the connecting piece is connected with the ECP wallboard; the main keel is fixedly connected with the structural beam through an adapter, a floor slab is arranged at the upper end of the structural beam, an inner wall plate is arranged between the lower end of the structural beam and the floor slab below the structural beam, and sound insulation cotton, a fiber cement plate, heat preservation cotton and a waterproof breathable film are sequentially arranged between the inner wall plate and the ECP wall plate. The ECP wallboard has the advantages that the ECP wallboard is installed in a dry construction mode, the construction procedure of installing the ECP wallboard on a fabricated steel structure building is simplified through the installation mode, and the construction efficiency is improved; the sound insulation, heat preservation and waterproof performance of the wall body are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of assembled buildings, in particular to an assembled wall structure. Background Art

[0002] Prefabricated buildings refer to buildings that transfer a large amount of on-site work in traditional construction methods to factories, where building components and accessories are processed and manufactured, transported to the construction site, and assembled and installed on site through reliable connection methods.

[0003] Hollow extrusion cement board, referred to as ECP board, is made of silicate cement, fiber, and siliceous materials as the main raw materials. It is formed by vacuum high-pressure extrusion, low-temperature steam curing, and high-temperature and high-pressure steam curing. ECP board is widely used in prefabricated buildings for its high strength, high durability, light weight, excellent fire resistance, earthquake resistance and sound insulation performance.

[0004] In the related technology, the authorization announcement number is CN216840038 U, the authorization announcement date is 2022.06.28, and the name is a prefabricated ECP wall panel structure. A prefabricated ECP wall panel structure is disclosed. The ECP panel adopts a unique Z-shaped connector, and the material is hot-dip galvanized and stainless steel, which can be selected according to the engineering requirements. The connection between the ECP panel and the beams and columns in the prefabricated building is realized by a combination of Z-shaped connectors and load-bearing angle steels. The utility model provides good seismic resistance to the wall panel by setting limit blocks and limit grooves between the ECP panels, and the sealing strips are set to improve the waterproof performance of the ECP panel.

[0005] The keel used to connect and fix the exterior wall panels of the prefabricated wall structure to the beams and columns in the above-mentioned patent is made of continuous rectangular steel. The keel consumes a large amount of steel, the filling material is of a single form and the structure is simple. The thermal insulation, sound insulation and waterproof performance are not ideal, and the installation method is not suitable for prefabricated steel structure buildings. Utility Model Content

[0006] The technical problem to be solved by the utility model is to provide a prefabricated wall structure to solve the above-mentioned problems existing in the prior art.

[0007] The utility model solves the above technical problems with the following technical solutions: an assembled wall structure, comprising an inner wall panel and a plurality of spliced ​​ECP wall panels, wherein a secondary keel is provided on a side of the ECP wall panel facing the inner wall panel, the side of the secondary keel facing the ECP wall panel is fixedly connected to a load-bearing angle steel by bolts, and the side of the load-bearing angle steel away from the secondary keel is arranged in the ECP wall panel; both upper and lower sides of the secondary keel are fixedly connected to wind-resistant angle steels by bolts, the wind-resistant angle steels are welded to a connecting piece, and the connecting piece is fixedly connected to the ECP wall panel by bolts; the side of the secondary keel away from the load-bearing angle steel is fixedly connected to a main keel, and the main keel is fixedly connected to a structural beam through an adapter, and a plurality of the structural beams are arranged at intervals in the vertical direction, a floor slab is provided at the upper end of each structural beam, the inner wall panel is arranged between the lower end of the structural beam and the floor slab below it, and sound insulation cotton, fiber cement board, thermal insulation cotton and waterproof breathable membrane are arranged in sequence between the inner wall panel and the ECP wall panel.

[0008] The beneficial effects of the utility model are as follows: installation in the form of dry construction simplifies the construction procedure of installing the ECP wall panels on the assembled steel structure building, and improves the construction efficiency; by arranging a sound insulation layer, a thermal insulation layer, and a waterproof and breathable layer on the inner side of the ECP wall panels, the sound insulation, thermal insulation, and waterproof performance of the wall are improved.

[0009] On the basis of the above technical solution, the present invention can also be improved as follows.

[0010] Furthermore, the structural beam is a horizontally arranged H-shaped steel structure, and adapters are fixedly arranged on the inner sides of the upper and lower flanges of the structural beam, and the adapters are fixedly connected to the main keel by bolts.

[0011] The beneficial effect of adopting the above further solution is that the structural beam adopts an H-shaped steel structure, which has a high structural strength and is easy to install and set the adapter to facilitate the connection with the main keel.

[0012] Furthermore, the adapter is provided with an oblong hole extending in the length direction from the ECP wall panel to the structural beam, and the bolts connecting the adapter and the main keel are arranged in the oblong hole.

[0013] The beneficial effect of adopting the above further solution is that the wind resistance and earthquake resistance of the overall structure are improved by providing the oblong holes.

[0014] Furthermore, a fireproof plug is provided below the adapter connected to the inner side of the upper flange of the structural beam, and the fireproof plug abuts against the ECP wall panel.

[0015] The beneficial effect of adopting the above further solution is that the setting of the fireproof blocking can prevent and isolate fire.

[0016] Furthermore, two adjacent ECP wall panels are fixedly connected by a glue stick, and a sealant is provided at a connection between two adjacent ECP wall panels away from the structural beam.

[0017] The beneficial effect of adopting the above further solution is to ensure the firmness and sealing of the connection between two adjacent ECP wall panels.

[0018] Furthermore, the connecting piece is a Z-shaped structure, one end of the connecting piece is fixedly connected to the ECP wall panel by bolts, and one side of the wind-resistant angle steel is arranged between the other end of the connecting piece and the ECP wall panel and is welded to the connecting piece.

[0019] The beneficial effect of adopting the above further solution is that the connecting piece adopts a Z-shaped structure to ensure that the wind-resistant angle steel is firmly fixed to the ECP wall panel.

[0020] Furthermore, the ECP wallboard is a hollow cement board.

[0021] The beneficial effect of adopting the above further solution is that the hollow cement board has sufficient strength, and compared with the solid cement board, it has the beneficial effects of being light in weight and convenient to assemble.

[0022] Furthermore, the interior wall panel is a light steel frame gypsum board.

[0023] The beneficial effect of adopting the above further solution is that the interior wall panels adopt light steel keel gypsum boards with the advantages of high strength, light weight, and easy installation.

[0024] Furthermore, the wind-resistant angle steel and the load-bearing angle steel are both galvanized angle steels.

[0025] The beneficial effect of adopting the above further solution is that the galvanized angle steel has the advantages of high strength and corrosion resistance.

[0026] Furthermore, the secondary keel and the main keel are both galvanized square steel.

[0027] The beneficial effect of adopting the above further solution is that the galvanized square steel has the advantages of high strength and corrosion resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a vertical cross-sectional view of the utility model;

[0029] Figure 2 It is a horizontal cross-sectional view of the utility model;

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 1. Sealant; 2. Glue stick; 3. Fireproof sealing; 4. Main keel; 5. Adapter; 6. Connector; 7. Load-bearing angle steel; 8. Secondary keel; 9. Wind-resistant angle steel; 10. ECP wall panel; 11. Interior wall panel; 12. Sound insulation cotton; 13. Fiber cement board; 14. Thermal insulation cotton; 15. Waterproof breathable membrane; 16. Structural beam; 17. Floor slab. DETAILED DESCRIPTION

[0032] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0033] like Figure 1 , Figure 2 As shown, an embodiment of the utility model includes an inner wall panel 11 and a plurality of spliced ​​ECP wall panels 10, wherein the plurality of ECP wall panels 10 are spliced ​​in the horizontal direction, and two adjacent ECP wall panels 10 are fixedly connected by a glue stick 2, and a sealant 1 is provided at a connection between two adjacent ECP wall panels 10 away from the structural beam 16 to ensure the firmness and sealing of the connection between the two adjacent ECP wall panels 10.

[0034] A secondary keel 8 is provided on the side of the ECP wall panel 10 facing the inner wall panel 11. The number of the secondary keels 8 is multiple, and the multiple secondary keels 8 are arranged at intervals in the vertical direction, and the multiple secondary keels 8 are arranged horizontally. The side of the secondary keel 8 facing the ECP wall panel 10 is fixedly connected to one side of the load-bearing angle steel 7 by bolts, and the other side of the load-bearing angle steel 7 is arranged in the ECP wall panel 10.

[0035] The upper and lower sides of the secondary keel 8 are fixedly connected with wind-resistant angle steels 9 by bolts, and the wind-resistant angle steels 9 are welded to the connecting piece 6, and the connecting piece 6 is fixedly connected to the ECP wall panel 10 by bolts. Specifically, the connecting piece 6 is a Z-shaped structure, and one end of the connecting piece 6 is fixedly connected to the ECP wall panel 10 by bolts, and one side of the wind-resistant angle steel 9 is arranged between the other end of the connecting piece 6 and the ECP wall panel 10, and is welded to the connecting piece 6. The connecting piece 6 adopts a Z-shaped structure to ensure that the wind-resistant angle steel 9 is firmly fixed to the ECP wall panel 10.

[0036] The secondary keel 8 is fixedly connected to the main keel 4 at the side away from the load-bearing angle steel 7. There are multiple main keels 4, which are vertically arranged. The main keel 4 is a galvanized square steel short column. The front sides of the top and bottom ends of the main keel 4 are welded and fixed to the secondary keel 8.

[0037] The main keel 4 is fixedly connected to the structural beam 16 through an adapter 5. A plurality of the structural beams 16 are arranged at intervals in the vertical direction. The structural beam 16 is a horizontally arranged H-shaped steel structure. The inner sides of the upper and lower flanges of the structural beam 16 are fixedly provided with adapters 5. The adapter 5 is fixedly connected to the main keel 4 through bolts. Furthermore, the adapter 5 is provided with an oblong hole extending in the length direction from the ECP wall panel 10 to the structural beam 16. The bolts connecting the adapter 5 and the main keel 4 are arranged in the oblong hole to improve the wind resistance and earthquake resistance of the overall structure. A floor slab 17 is provided at the upper end of each structural beam 16. The inner wall panel 11 is provided between the lower end of the structural beam 16 and the floor slab 17 below it. Sound insulation cotton 12, fiber cement board 13, thermal insulation cotton 14 and waterproof breathable membrane 15 are provided in sequence between the inner wall panel 11 and the ECP wall panel 10.

[0038] In the embodiment of the utility model, a fireproof plug 3 is provided below the adapter 5 connected to the inner side of the upper flange of the structural beam 16, and the fireproof plug 3 abuts against the ECP wallboard 10. The setting of the fireproof plug 3 can play the role of fire prevention and fire isolation.

[0039] In the embodiment of the utility model, the sealant 1 is a neutral silicone weather-resistant sealant, the ECP wallboard 10 is a hollow cement board, the hollow cement board has sufficient strength, and compared with the solid cement board, it has the beneficial effects of light weight and convenient assembly; the inner wall of the wall is a light steel keel gypsum board, and the inner wallboard 11 adopts a light steel keel gypsum board with the advantages of high strength, light weight, and easy installation. The wind-resistant angle steel 9 and the load-bearing angle steel 7 are both galvanized angle steels, and the secondary keel 8 and the main keel 4 are both galvanized square steels, which ensure strength and have the advantages of corrosion resistance, and are convenient for mutual installation.

[0040] The connecting parts 6, wind-resistant angle steels 9, primary and secondary keels 8, load-bearing angle steels 7, adapters 5, and bolts are installed in the form of dry construction. The installation method simplifies the construction procedure of installing the ECP wall panel 10 on the assembled steel structure building and improves the construction efficiency. By arranging a sound insulation layer, a thermal insulation layer, and a waterproof and breathable layer on the inner side of the ECP wall panel 10, the sound insulation, thermal insulation, and waterproof performance of the wall are improved. The main keel 4 adopts the form of a galvanized square steel short column. According to calculation, it can meet the installation of the ECP wall panel 10 with a maximum height of 5 meters, saving the use of one layer of full-length main keels 4, so that the economy of the wall panel structure is greatly improved compared with the existing technology.

[0041] In the description of the present invention, it should be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inside", "outside", "peripheral", "circumferential" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred system or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0042] In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0043] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An assembled wall structure, characterized in that: The invention comprises an inner wall panel (11) and a plurality of spliced ​​ECP wall panels (10), wherein a secondary keel (8) is provided on a side of the ECP wall panel (10) facing the inner wall panel (11), and the side of the secondary keel (8) facing the ECP wall panel (10) is fixedly connected to a load-bearing angle steel (7) by bolts, and the side of the load-bearing angle steel (7) away from the secondary keel (8) is arranged in the ECP wall panel (10); the upper and lower sides of the secondary keel (8) are fixedly connected to wind-resistant angle steel (9) by bolts, and the wind-resistant angle steel (9) is welded to a connecting piece (6), and the connecting piece (6) and the ECP wall panel (10) are fixedly connected by bolts. Fixed connection; the secondary keel (8) is fixedly connected to the main keel (4) away from the side of the load-bearing angle steel (7); the main keel (4) is fixedly connected to the structural beam (16) through an adapter (5); a plurality of the structural beams (16) are arranged at intervals in the vertical direction; a floor slab (17) is provided at the upper end of each structural beam (16); the inner wall panel (11) is provided between the lower end of the structural beam (16) and the floor slab (17) below it; and sound insulation cotton (12), fiber cement board (13), thermal insulation cotton (14) and waterproof breathable membrane (15) are provided in sequence between the inner wall panel (11) and the ECP wall panel (10).

2. The assembled wall structure according to claim 1, characterized in that: The structural beam (16) is a horizontally arranged H-shaped steel structure. Adapters (5) are fixedly arranged on the inner sides of the upper and lower flanges of the structural beam (16). The adapters (5) are fixedly connected to the main keel (4) via bolts.

3. The assembled wall structure according to claim 2, characterized in that: The adapter (5) is provided with an oblong hole extending in the longitudinal direction from the ECP wallboard (10) toward the structural beam (16), and a bolt connecting the adapter (5) and the main keel (4) is arranged in the oblong hole.

4. The assembled wall structure according to claim 2, characterized in that: A fireproof plug (3) is provided below the adapter (5) connected to the inner side of the upper flange of the structural beam (16), and the fireproof plug (3) abuts against the ECP wallboard (10).

5. The assembled wall structure according to claim 1, characterized in that: Two adjacent ECP wall panels (10) are fixedly connected via a glue stick (2), and a sealant (1) is provided at a connection between the two adjacent ECP wall panels (10) away from the structural beam (16).

6. The assembled wall structure according to any one of claims 1 to 5, characterized in that: The connecting member (6) is a Z-shaped structure, one end of the connecting member (6) is fixedly connected to the ECP wall panel (10) by means of bolts, and one side of the wind-resistant angle steel (9) is arranged between the other end of the connecting member (6) and the ECP wall panel (10), and is welded to the connecting member (6).

7. The assembled wall structure according to any one of claims 1 to 5, characterized in that: The ECP wallboard (10) is a hollow cement board.

8. The assembled wall structure according to any one of claims 1 to 5, characterized in that: The inner wall panel (11) is a light steel keel gypsum board.

9. The assembled wall structure according to any one of claims 1 to 5, characterized in that: The wind-resistant angle steel (9) and the load-bearing angle steel (7) are both galvanized angle steels.

10. The assembled wall structure according to any one of claims 1 to 5, characterized in that: The secondary keel (8) and the main keel (4) are both made of galvanized square steel.

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