A production method of waste recycled decorative integrated board

Abstract

A production method of a waste recycling decorative integrated board, comprising an inner board layer, a steel skeleton layer, a construction waste filling layer, a thermal insulation layer and a decorative surface layer, wherein the inner board layer and the thermal insulation layer are arranged relative to each other to form a hollow structure, the steel skeleton layer is arranged in the hollow structure formed by the inner board layer and the thermal insulation layer, and the construction waste filling layer is filled and arranged between the inner board layer, the thermal insulation layer and the steel skeleton layer, and the construction waste is recycled and classified for use through a specific screening and processing process, and the production is carried out by combining the formula of the construction waste filling slurry, and the slurry is poured into the hollow structure of the main board body to form an integrated board product. The present invention uses recyclable construction waste as aggregate, realizes the reuse of resources, and can use different construction wastes according to the different thickness of the thermal insulation layer required in different places. At the same time, it has light weight and is easy to install, which reduces the cost of production, transportation and installation.

Description

Technical Field

[0001] The invention belongs to the technical field of building materials, and in particular relates to a waste recycled decorative integrated board and a production method thereof. Background Art

[0002] At present, the construction sequence of existing wall decoration is: 1. Install the keel first; 2. Install the wall first; 3. Paint (install) the insulation and waterproof layer; 4. Add the decorative surface. Such production process involves many steps, and the same wall needs to be manually repaired at least three times. In addition, due to the later construction, the decorative surface is prone to misalignment with the original structure, resulting in the problem that the construction accuracy cannot be ensured. Therefore, an integrated wall panel structure has now emerged, which can realize pre-production in the factory and rapid installation at the construction site. For example, a thermal insulation integrated wall panel material and a thermal insulation wall panel production method disclosed in patent number CN106007588A, the thermal insulation integrated wall panel material is composed of silicate cement, fly ash, sulfoaluminate cement, sand, water and a catalyst. The integrated thermal insulation wall panel preparation method includes the following steps: preparing materials: silicate cement, fly ash, sulfoaluminate cement, sand, water, catalyst steel grid and thermal insulation core material are fully prepared; then various materials are added in a certain order and stirred into a paddle; the slurry is first spread in the mold, vibrated and rolled into two layers of thermal insulation protective layers, and the thermal insulation layer is placed in a three-dimensional steel grid; demolding is performed after natural curing for 24 hours, and it can be used after natural curing for more than seven days; the effects of high production efficiency, simple and fast construction and installation, and low construction noise are achieved.

[0003] However, existing integrated wall panels still mainly use conventional cement as filler, which is relatively expensive and heavy. Construction waste is simply crushed before use, and the obtained product strength and weight are insufficient to meet demand. Summary of the invention

[0004] The present invention aims to avoid the shortcomings of the prior art and provides a lightweight waste recycled decorative integrated board for realizing resource recycling.

[0005] The present invention solves the technical problem by adopting the following technical scheme: a waste recycled decorative integrated panel, comprising an inner panel layer, a steel frame layer, a construction waste filling layer, an insulation layer and a decorative surface layer, wherein the inner panel layer and the insulation layer are arranged relative to each other to form a hollow structure, the steel frame layer is arranged in the hollow structure formed by the inner panel layer and the insulation layer, the construction waste filling layer is filled and arranged between the inner panel layer, the insulation layer and the steel frame layer, and the decorative surface layer is laminated and arranged on the outside of the insulation layer.

[0006] Furthermore, the steel skeleton layer includes a bottom frame, an intermediate frame and a side frame. A plurality of the intermediate frames are arranged on the bottom frame, and two side frames are arranged on the bottom frame and located on both sides of the intermediate frame.

[0007] Furthermore, the side frame body includes a main board, two side boards and two baffles. The two side boards are symmetrically and vertically arranged on both sides of the main board. The baffle is vertically connected to one end of the side board away from the main board. There is a gap between the two baffles. A plurality of reinforcing ribs are longitudinally arranged on the main board.

[0008] Furthermore, the middle frame includes two symmetrically arranged side frames.

[0009] Furthermore, a plurality of guide strips are arranged on the base frame.

[0010] The present invention also provides a production method of the waste recycled decorative integrated board, comprising the following steps: S1: welding or integrally forming a bottom frame, an intermediate frame and a side frame into a steel skeleton layer, wherein the steel skeleton layer is arranged into different structures according to the shape and size of the wall; S2: fixing the inner plate layer and the thermal insulation layer to the front and rear sides of the steel skeleton layer respectively, and the fixing method may adopt an adhesive to fix the inner plate layer and the thermal insulation layer to the steel skeleton layer, or the inner plate layer and the thermal insulation layer may be fixed to the steel skeleton layer by a connector; S3: fixing the decorative surface layer to the outer side of the thermal insulation layer, and the fixing method may adopt an adhesive to fix the decorative surface layer to the thermal insulation layer, or the decorative surface layer may be fixed to the thermal insulation layer by a connector, so as to form a main frame structure with a hollow filling space; S4: screening the recycled construction waste and waste materials, screening out the metal waste through a magnetic separator for standby use, and screening out the wood waste for standby use, and the screened construction waste raw materials are ready for standby use; S5: transporting the construction waste raw materials to the primary crushing equipment through a vibrating feeder for primary crushing, and the primary crushing The crushing equipment can be a mobile jaw crusher; S6: The raw materials that have undergone primary crushing are transported to the secondary crushing equipment through a vibrating feeder for secondary crushing, and the secondary crushing equipment adopts a mobile impact crusher; S7: The construction waste raw materials that have undergone secondary crushing are transported to a vibrating screening machine, and the particles with too large particle sizes are screened out and re-transported to the secondary crushing equipment for re-crushing. The construction waste raw materials that have passed the screening are used as aggregates for standby; S8: The screened metal waste is washed and dried, transported to a quenching furnace for quenching, and then transported to a crusher for crushing, and finally metal sand is obtained through a screening machine for standby; S9: The screened wood is washed and dried, transported to a carbonization furnace for carbonization, and the carbonized wood is ground into wood powder by a grinder, and then transported to a granulator for granulation to obtain wood particles for standby; S10: The spare aggregate, metal sand, wood particles are combined with water, cement, fly ash, and polystyrene particles to form a construction waste filling slurry, and then the construction waste filling slurry is poured into the hollow filling space of the main frame structure to form a construction waste filling layer.

[0011] Furthermore, the construction waste filling slurry includes the following components: 210-250 kg of water, 200-250 kg of aggregate, 50-100 kg of metal sand, 5-10 kg of wood particles, 100-150 kg of cement, 30-80 kg of fly ash, 5-10 kg of polystyrene particles, 5-10 kg of foaming agent, and 3-5 kg ​​of 801 glue.

[0012] Furthermore, the construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into water, and stir them uniformly in a mixer at a speed of 200-350r / min for 2-5min, then add a certain amount of wood particles and metal sand in turn for stirring for 2-5min to obtain construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-2.5h for preliminary solidification, and let it stand for more than 24h to obtain an integrated board.

[0013] In addition, the construction waste filling slurry includes the following components: 350-400 kg of water, 300-350 kg of aggregate, 90-150 kg of metal sand, 15-30 kg of wood particles, 200-250 kg of cement, 100-150 kg of fly ash, 8-15 kg of polystyrene particles, 7-12 kg of foaming agent, and 6-8 kg of 801 glue.

[0014] Furthermore, the construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into water, and stir them uniformly in a mixer at a speed of 200-350r / min for 3-8min, then add a certain amount of wood particles and metal sand in turn for stirring for 3-8min to obtain construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-3h for preliminary solidification, and let it stand for more than 24h to obtain an integrated board.

[0015] The present invention adopts an integrated structure, which integrates the inner plate layer, steel frame layer, construction waste filling layer, insulation layer and decorative surface layer into one, and adopts recyclable construction waste as aggregate, so as to realize resource reuse. Different construction waste can be used according to the different thickness of insulation layer required in different places. At the same time, it has light weight and is easy to install, which reduces the cost of production, transportation and installation. The structure of the steel frame layer makes it convenient to pour the construction waste filling slurry into the filling space, and the structure of the guide strip further improves the pouring efficiency, has good fluidity and is easy to form. By screening the construction waste, conventional stone, metal and wood are distinguished, and the corresponding It is processed and used as aggregate, metal sand and wood particles. The carbonized wood particle structure is filled inside to absorb heat, keep warm, and prevent water and insects. At the same time, while ensuring the compressive strength, the space occupied by the wood particles is used to reduce the overall dead weight. The metal sand improves the strength of the overall slurry and facilitates the pouring process. After adding polystyrene particles, the slurry is easier to pour into the skeleton composed of the keel and the inner and outer decorative panels. It has the advantages of energy saving and environmental protection, and can achieve energy saving effects of more than 65%-70%. At the same time, when the product life ends, the wall can be 100% powdered and recycled. It has good durability and a service life of more than 50 years, which is the same as the building structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are for illustrative purposes only of selected embodiments and do not represent all possible implementations, and should not be considered to limit the scope of the present invention.

[0017] Figure 1 The overall structure of a waste recycled decorative integrated board according to an embodiment of the present invention is schematically shown;

[0018] Figure 2 The top view structure of the middle frame of a waste recycled decorative integrated board according to an embodiment of the present invention is schematically shown;

[0019] Figure 3 The top view structure of a side frame body of a waste recycled decorative integrated board according to an embodiment of the present invention is schematically shown;

[0020] Figure 4 The top view structure of a base frame of a waste recycled decorative integrated board according to an embodiment of the present invention is schematically shown. DETAILED DESCRIPTION

[0021] Below, embodiments of the present invention are described in detail with reference to the accompanying drawings. To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Therefore, the following detailed description of the embodiments of the present invention provided in conjunction with the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. All other embodiments obtained by ordinary technicians in the field based on the embodiments of the present invention without making any creative work are within the scope of protection of the present invention.

[0023] The terms used herein are intended to explain the embodiments and are not intended to limit and / or define the present invention. It should be understood that the terms "front", "rear", "left", "right", "upper", "lower", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the invention product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] Below, refer to Figures 1 to 4 , a preferred embodiment of the present invention is described in detail.

[0025] According to the present invention, a waste recycling decorative integrated board includes an inner board layer 100, a steel skeleton layer, a construction waste filling layer 200, an insulation layer 300 and a decorative surface layer 400. The inner board layer 100 and the insulation layer 300 are arranged relative to each other to form a hollow structure, the steel skeleton layer is arranged in the hollow structure formed by the inner board layer 100 and the insulation layer 300, the construction waste filling layer 200 is filled and arranged between the inner board layer 100, the insulation layer 300 and the steel skeleton layer, and the decorative surface layer 400 is laminated and arranged on the outside of the insulation layer 300. The inner board layer 100 can be made of cement fiberboard, bamboo fiberboard, etc., the decorative surface layer 400 can be made of cement fiberboard, glass magnesium board, etc., and the insulation layer 300 can be made of EPS board, rock wool insulation board, etc.

[0026] The steel skeleton layer includes a bottom frame 510 , an intermediate frame 520 and a side frame 530 . A plurality of the intermediate frames 520 are arranged on the bottom frame 510 , and two side frames 530 are arranged on the bottom frame 510 and located on both sides of the intermediate frame 520 .

[0027] The side frame 530 includes a main board 531, two side boards 532 and two baffle plates 533. The two side boards 532 are symmetrically and vertically arranged on both sides of the main board 531. The baffle plates 533 are perpendicularly connected to the ends of the side boards 532 far from the main board 531. There is a gap between the two baffle plates 533. A number of reinforcing ribs 5311 are longitudinally arranged on the main board 531. The combination of the main board and the side boards forms a "U"-shaped structure, and the baffle plates are in an L shape, forming an opening.

[0028] The middle frame 520 among them includes two symmetrically arranged side frames 530, and the two openings face both sides respectively, which is convenient for pouring slurry. At the same time, a number of cylindrical flow guiding strips 511 are arranged on the bottom frame 510 to provide the flow guiding direction and the supporting effect at the bottom.

[0029] At the same time, a production method of the waste recycling and decorative integrated board in the present invention mainly includes the following steps:

[0030] First, the bottom frame 510, the middle frame 520 and the side frame 530 are welded or integrally formed to make a steel skeleton layer, and the steel skeleton layer is arranged into different size structures according to the shape and size of the wall.

[0031] Secondly, the inner board layer 100 and the insulation layer 300 are respectively fixed on the front and back sides of the steel skeleton layer. The fixing method can be to fix the inner board layer 100 and the insulation layer 300 to the steel skeleton layer with an adhesive, or to fix the inner board layer 100 and the insulation layer 300 to the steel skeleton layer through connectors such as nail guns and screws.

[0032] Secondly, the decorative surface layer 400 is fixed on the outer side of the insulation layer 300. The fixing method can be to fix the decorative surface layer 400 to the insulation layer 300 with an adhesive, or to fix the decorative surface layer 400 to the insulation layer 300 through connectors such as nail guns, rivets and screws, forming a main frame structure with a hollow filling space.

[0033] Secondly, the recycled construction waste and waste materials are screened. The metal waste materials are screened out by a magnetic separator and reserved for use. Waste steel can be used. At the same time, the wood waste materials are screened out and reserved for use. The screened construction waste raw materials are reserved for use.

[0034] Secondly, the construction waste raw materials are conveyed to the primary crushing equipment through a vibrating feeder for primary crushing. The primary crushing equipment can adopt a mobile jaw crusher.

[0035] Secondly, the raw materials after primary crushing are conveyed to the secondary crushing equipment through a vibrating feeder for secondary crushing. The secondary crushing equipment adopts a mobile impact crusher.

[0036] Secondly, the construction waste raw materials that have passed the secondary crushing are transported to the vibrating screening machine, and the particles with too large size are screened out and transported back to the secondary crushing equipment for re-crushing. The construction waste raw materials that have passed the screening are used as aggregates for reserve.

[0037] Secondly, the screened metal waste is cleaned and dried, transported to a quenching furnace for quenching, then transported to a crusher for crushing, and finally metal sand is obtained through a screening machine for use.

[0038] Next, the screened wood is cleaned and dried, and then transported to a carbonization furnace for carbonization. The carbonized wood is ground into wood powder by a grinder, and then transported to a granulator for granulation to obtain wood pellets for later use.

[0039] Finally, the spare aggregate, metal sand (steel sand), wood particles, water, cement, fly ash, and polystyrene particles are mixed to form construction waste filling slurry, and then the construction waste filling slurry is poured into the hollow filling space of the main frame structure to form a construction waste filling layer 200. Example 1

[0040] In combination with the above content, the construction waste filling slurry includes the following components: 210 kg of water, 200 kg of aggregate, 50 kg of metal sand, 5 kg of wood particles, 100 kg of cement, 30 kg of fly ash, 5 kg of polystyrene particles, 5 kg of foaming agent, and 3 kg of 801 glue. The construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into the water, and stir them at a uniform speed in a mixer at a speed of 200-350r / min for 2 minutes. Then, add a certain amount of wood particles and metal sand in turn for stirring for 2 minutes to obtain the construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-2.5 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board. Example 2

[0041] In combination with the above content, the construction waste filling slurry includes the following components: 230 kg of water, 235 kg of aggregate, 65 kg of metal sand, 8 kg of wood particles, 120 kg of cement, 55 kg of fly ash, 8 kg of polystyrene particles, 7 kg of foaming agent, and 4 kg of 801 glue. The construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into the water, and stir them at a uniform speed in a mixer at a speed of 200-350 r / min for 3 minutes. Then, add a certain amount of wood particles and metal sand in turn for stirring for 3 minutes to obtain the construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-2.5 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board. Example 3

[0042] In combination with the above content, the construction waste filling slurry includes the following components: 250 kg of water, 250 kg of aggregate, 100 kg of metal sand, 10 kg of wood particles, 150 kg of cement, 80 kg of fly ash, 10 kg of polystyrene particles, 10 kg of foaming agent, and 5 kg of 801 glue. The construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into the water, and stir them at a uniform speed in a mixer at a speed of 200-350 r / min for 5 minutes. Then, add a certain amount of wood particles and metal sand in turn for stirring for 5 minutes to obtain the construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-2.5 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board. Example 4

[0043] In combination with the above content, the construction waste filling slurry includes the following components: 350 kg of water, 300 kg of aggregate, 90 kg of metal sand, 15 kg of wood particles, 200 kg of cement, 100 kg of fly ash, 8 kg of polystyrene particles, 7 kg of foaming agent, and 6 kg of 801 glue. The construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into the water, and stir them at a uniform speed in a mixer at a speed of 200-350r / min for 3 minutes. Then, add a certain amount of wood particles and metal sand in turn for stirring for 3 minutes to obtain the construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-3 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board. Example 5

[0044] In combination with the above content, the construction waste filling slurry includes the following components: 380 kg of water, 335 kg of aggregate, 115 kg of metal sand, 22 kg of wood particles, 230 kg of cement, 120 kg of fly ash, 10 kg of polystyrene particles, 10 kg of foaming agent, and 7 kg of 801 glue. The construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into the water, and stir them at a uniform speed in a mixer at a speed of 200-350 r / min for 6 minutes. Then, add a certain amount of wood particles and metal sand in turn for stirring for 6 minutes to obtain the construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-3 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board. Example 6

[0045] In combination with the above content, the construction waste filling slurry includes the following components: 400 kg of water, 350 kg of aggregate, 150 kg of metal sand, 30 kg of wood particles, 250 kg of cement, 150 kg of fly ash, 15 kg of polystyrene particles, 12 kg of foaming agent, and 8 kg of 801 glue. The construction waste filling slurry includes the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into the water, and stir them at a uniform speed in a mixer at a speed of 200-350 r / min for 8 minutes. Then, add a certain amount of wood particles and metal sand in turn for stirring for 8 minutes to obtain the construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-3 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board.

[0046] Among them, Examples 1-3 are the formulas of one specification of waste recycled decorative integrated panels, and Example 2 is the most preferred option; Examples 4-6 are the formulas of two specifications of waste recycled decorative integrated panels, and Example 5 is the most preferred option.

[0047]

[0048] To sum up, the waste recycled decorative integrated board in the present invention adopts common construction waste, and after screening and subsequent processing, it forms the main raw materials of usable aggregates, metal sand and wood particles. Such raw materials are easy to obtain and have low recycling costs. Combined with materials such as cement and polystyrene particles, the formed integrated board not only meets the requirements in terms of strength, but also exceeds the standards, and has a low dead weight, with the lowest dead weight of 200-300 kg / cubic meter. While ensuring the strength, the production of lightweight integrated wall panels is achieved. At the same time, the impact resistance, hanging force, moisture content, thermal insulation effect and other properties all meet and exceed the standards. Through low-cost materials that are not easy to recycle, an integrated board product with higher performance value is achieved.

[0049] It should be noted that in the present invention, any connection method between components not described herein may be a commonly used connection method in the field.

[0050] The scope of the present invention is not limited by the above-described embodiments but by the appended claims and their equivalents.

Claims

1. A method for producing a waste recycled decorative integrated board, characterized in that: The waste recycling decorative integrated board comprises an inner plate layer, a steel frame layer, a construction waste filling layer, a thermal insulation layer and a decorative surface layer, wherein the inner plate layer and the thermal insulation layer are arranged opposite to each other to form a hollow structure, the steel frame layer is arranged in the hollow structure formed by the inner plate layer and the thermal insulation layer, the construction waste filling layer is filled and arranged between the inner plate layer, the thermal insulation layer and the steel frame layer, and the decorative surface layer is laminated and arranged on the outside of the thermal insulation layer; The method for producing the waste recycled decorative integrated board comprises the following steps: S1: welding or integrally forming a bottom frame, an intermediate frame and a side frame into a steel skeleton layer, wherein the steel skeleton layer is arranged into different structures according to the shape and size of the wall; S2: fix the inner plate layer and the insulation layer to the front and rear sides of the steel frame layer respectively, by using adhesive to fix the inner plate layer and the insulation layer to the steel frame layer, or by using connectors to fix the inner plate layer and the insulation layer to the steel frame layer; S3: fix the decorative surface layer to the outer side of the insulation layer, by using an adhesive to fix the decorative surface layer to the insulation layer, or by using a connector to fix the decorative surface layer to the insulation layer, to form a main frame structure with a hollow filling space; S4: Screening the recycled construction waste and waste materials, screening out the metal waste through a magnetic separator for later use, and screening out the wood waste for later use, and the screened construction waste raw materials for later use; S5: The construction waste raw materials are transported to the primary crushing equipment through a vibrating feeder for primary crushing. The primary crushing equipment uses a mobile jaw crusher; S6: The raw materials after primary crushing are transported to the secondary crushing equipment through a vibrating feeder for secondary crushing. The secondary crushing equipment adopts a mobile impact crusher; S7: transporting the secondary crushed construction waste raw materials to a vibrating screening machine, screening out particles with too large a size and transporting them back to the secondary crushing equipment for re-crushing, and the construction waste raw materials that have passed the screening are used as aggregates for standby use; S8: The screened metal waste is cleaned and dried, transported to a quenching furnace for quenching, then transported to a crusher for crushing, and finally metal sand is obtained through a screening machine for standby use; S9: washing and drying the screened wood, conveying it to a carbonization furnace for carbonization, grinding the carbonized wood into wood powder by a grinder, and then conveying it to a granulator for granulation to obtain wood pellets for standby use; S10: Mix the spare aggregate, metal sand, wood particles with water, cement, fly ash and polystyrene particles to form a construction waste filling slurry, and then pour the construction waste filling slurry into the hollow filling space of the main frame structure to form a construction waste filling layer.

2. The method for producing a waste recycled decorative integrated board according to claim 1, characterized in that: The steel skeleton layer includes a bottom frame, an intermediate frame and a side frame. A plurality of the intermediate frames are arranged on the bottom frame, and two side frames are arranged on the bottom frame and located on both sides of the intermediate frame.

3. The method for producing a waste recycled decorative integrated board according to claim 2, characterized in that: The side frame body includes a main board, two side boards and two baffles. The two side boards are symmetrically and vertically arranged on both sides of the main board. The baffle is vertically connected to one end of the side board away from the main board. There is a gap between the two baffles. A plurality of reinforcing ribs are longitudinally arranged on the main board.

4. The method for producing a waste recycled decorative integrated board according to claim 3, characterized in that: The middle frame body includes two symmetrically arranged side frame bodies.

5. The method for producing a waste recycled decorative integrated board according to claim 4, characterized in that: A plurality of guide strips are arranged on the bottom frame.

6. The method for producing a waste recycled decorative integrated board according to claim 1, characterized in that: The construction waste filling slurry includes the following components: 210-250 kg of water, 200-250 kg of aggregate, 50-100 kg of metal sand, 5-10 kg of wood particles, 100-150 kg of cement, 30-80 kg of fly ash, 5-10 kg of polystyrene particles, 5-10 kg of foaming agent, and 3-5 kg ​​of 801 glue.

7. The method for producing a waste recycled decorative integrated board according to claim 6, characterized in that: The construction waste filling slurry comprises the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into water, stir them uniformly in a mixer at a speed of 200-350r / min for 2-5min, then add a certain amount of wood particles and metal sand and stir them for 2-5min to obtain construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-2.5 hours for initial solidification, and let it stand for more than 24 hours to obtain an integrated board.

8. The method for producing a waste recycled decorative integrated board according to claim 1, characterized in that: The construction waste filling slurry includes the following components: 350-400 kg of water, 300-350 kg of aggregate, 90-150 kg of metal sand, 15-30 kg of wood particles, 200-250 kg of cement, 100-150 kg of fly ash, 8-15 kg of polystyrene particles, 7-12 kg of foaming agent, and 6-8 kg of 801 glue.

9. The method for producing a waste recycled decorative integrated board according to claim 8, characterized in that: The construction waste filling slurry comprises the following production steps: Step 1: Add a certain amount of aggregate, cement, fly ash, polystyrene particles, foaming agent and 801 glue into water, stir them uniformly in a mixer at a speed of 200-350r / min for 3-8min, then add a certain amount of wood particles and metal sand in turn for stirring for 3-8min to obtain construction waste filling slurry; Step 2: Pour the construction waste filling slurry obtained in step 1 into the hollow filling space of the main frame structure, let it stand for 2-3 hours for preliminary solidification, and let it stand for more than 24 hours to obtain an integrated board.

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