CN105401654A - Environment-friendly assembled type ecological house and construction method thereof - Google Patents

Abstract

The invention relates to an environment-friendly assembled type ecological house. The environment-friendly assembled type ecological house comprises a wall and a roof, wherein the wall comprises wall slab bottom mortar, prefabricated ecological composite wall slabs are mounted on the wall slab bottom mortar, horizontal connection reinforcing bars of the prefabricated ecological composite wall slabs are respectively nested with longitudinal bars of cast-in-place vertical edge members, cast-in-place connecting struts and cast-in-place hidden girders; besides, the longitudinal bars of the cast-in-place hidden girders are nested with horizontal connecting bars of a prefabricated laminated floor, so that the connection of the prefabricated ecological composite wall slabs and the prefabricated laminated floor is realized; concrete is casted outside the cast-in-place vertical edge members, the cast-in-place connecting struts and the cast-in-place hidden girders. The invention further provides a construction method of the ecological house. According to the environment-friendly assembled type ecological house and construction method thereof, disclosed by the invention, key parts of the prefabricated ecological composite wall slabs, the prefabricated laminated floor, and the like are in plant production, so that the target of saving energy of varied buildings of houses in villages and small towns can be realized, and the requirements for high efficiency, high quality, low resource consumption and low environmental influence of buildings are met. A reasonable and effective way for propelling the industrialization of houses in villages in China is also provided.

Description

A green prefabricated ecological dwelling and its construction method

technical field

The invention belongs to the technical field of construction, and in particular relates to a green prefabricated ecological residential house and a construction method thereof.

Background technique

The prefabricated concrete structure meets the social requirements of resource conservation and environmental friendliness put forward in my country's "Twelfth Five-Year Plan", and is one of the effective ways to realize building energy conservation, emission reduction and housing industrialization. In recent years, the country's policy guidance and preferential policies for prefabricated houses have been introduced one after another. The development of new green ecological houses that are light, high-strength, good in earthquake resistance, good in energy saving, simple in construction, economical and practical, green and environmentally friendly, and suitable for industrial development is in line with the The development direction of my country's village and town construction industry. At present, the development of village and town housing is facing many problems. On the one hand, village and town housing has poor functionality, low structural safety, and poor earthquake resistance. Therefore, finding a new building structure system suitable for village and town housing has become an urgent problem to be solved. On the other hand, the vast majority of residential buildings in villages and towns are built by traditional construction methods. The residential construction technology is backward, the labor production efficiency is low, the construction speed is slow, and the level of new technology application is low. Therefore, it is necessary to improve the construction methods of traditional villages and towns. A new type of green ecological dwelling house with simple structure, reasonable design, convenient construction, low input cost and good use effect.

Contents of the invention

In order to overcome the shortcomings of the above-mentioned prior art, the object of the present invention is to provide a green prefabricated ecological dwelling and its construction method, which adopts standardized design, industrialized manufacturing, specialized distribution, assembled construction and information technology in the whole process of village and town residential construction. Compared with traditional village houses, this new type of green prefabricated ecological dwelling has the advantages of energy consumption, shock absorption, ecological environmental protection, rapid construction, economical and practical And other advantages, provide certain technical support and engineering demonstration basis for my country to vigorously promote the industrialization of rural housing.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A green prefabricated ecological dwelling, including a wall and a roof, the wall includes a wallboard bottom mortar, a prefabricated ecological composite wallboard 1 is installed on the wallboard bottom mortar, and the horizontal connecting steel bars of the prefabricated ecological composite wallboard 1 are respectively It is nested with the longitudinal reinforcement of the cast-in-place vertical edge member 2, the cast-in-place connecting column 3 and the cast-in-place hidden beam 4, and the longitudinal reinforcement of the cast-in-place hidden beam 4 is nested with the horizontal connecting reinforcement of the prefabricated laminated floor 5 at the same time, realizing prefabrication For the connection between the ecological composite wall panel 1 and the prefabricated laminated floor 5 , concrete is poured outside the cast-in-place vertical edge member 2 , the cast-in-place connecting column 3 and the cast-in-place concealed beam 4 .

The prefabricated ecological composite wall panel 1 is composed of a reinforced concrete grid embedded with ecological blocks 11 .

The ecological blocks 11 are fly ash aerated concrete blocks.

The fly ash aerated concrete block uses fly ash, quicklime and cement as the main raw materials, and gypsum as the adjusting material, and is mixed with water according to a certain proportion to form a mixed slurry. Adding an air-generating agent, aluminum powder paste, a Through a series of physical and chemical reactions, the slurry is thickened and hardened into an air-entrained concrete body, which is then cured by high-pressure saturated steam after being cut to the required size.

The prefabricated laminated floor 5 is a laminated floor of ceramsite concrete cross-rib floor made of steel fiber sludge or a laminated floor of steel fiber regenerated brick concrete single-rib floor, located between the upper and lower layers of prefabricated ecological composite wallboard 1, and The prefabricated ecological composite wall panels 1 are connected by cast-in-place hidden beams 4, the prefabricated laminated floor 5 and the cast-in-place hidden beams 4 are poured together, and the post-casting layer of the prefabricated laminated floor 5 is flush with the top of the cast-in-place hidden beams 4 .

The ceramsite concrete cross-rib floor laminated floor slab made of steel fiber sludge comprises a ceramsite concrete prefabricated floor made of steel fiber sludge with cross ribs, and the ceramsite concrete prefabricated floor made of steel fiber sludge has cross ribs There is a cast-in-situ concrete layer on one side, and in the prefabricated floor of the ceramsite concrete made of steel fiber sludge, each cubic meter of concrete contains 78kg of steel fibers, 750kg of sludge ceramsite, 200kg of water, 430kg of cement, and 700kg of sand. The side of the ceramsite concrete prefabricated floor made of sludge made of ceramsite concrete has cross ribs along the longitudinal direction to make a rough surface. Longitudinal cross rib reinforcement;

The steel fiber recycled brick concrete single-rib floor laminated floor includes a steel fiber recycled brick concrete prefabricated floor with a single rib, and there is a cast-in-situ concrete layer on the side of the steel fiber recycled brick concrete prefabricated floor with a single rib , in the steel fiber regenerated brick concrete prefabricated floor, each cubic meter of concrete contains 78kg of steel fiber, 500kg of cement, 200kg of water, 1150kg of recycled brick aggregate and 500kg of sand, and the steel fiber recycled brick concrete prefabricated floor has One side of the single rib is longitudinally roughened to produce a rough surface, the steel fiber regenerated brick-grain concrete prefabricated bottom plate has a bottom plate reinforcement mesh, and the single rib has a longitudinal single rib reinforcement along its length direction.

The prefabricated ecological composite wall panel 1 used as the exterior wall can adopt foam cement external heat preservation treatment, heat preservation mortar external heat preservation treatment or XPS sandwich heat preservation treatment.

The prefabricated ecological composite wallboard 1 that adopts the external thermal insulation treatment of foamed cement is to coat the outer surface of the prefabricated ecological composite wallboard 1 with polymer bonded mortar, then arrange foamed cement on the polymer bonded mortar, and then Apply polymer anti-crack mortar on the foamed cement, and press alkali-resistant glass mesh cloth into the polymer anti-crack mortar. The foamed cement mix ratio is cement: fly ash: mineral powder: silicon powder: hair Foam agent: foam stabilizer: polypropylene fiber: water=1.04kg: 0.5kg: 0.5kg: 10g: 3.5L: 2.25L: 6.1g: 480g;

The external thermal insulation treatment with thermal insulation mortar is to coat polymer bonding mortar on the outer surface of the prefabricated ecological composite wallboard 1, then spray or pour thermal insulation mortar on the polymer bonding mortar, and then smear polymer on the thermal insulation mortar. Anti-cracking mortar, and press alkali-resistant glass mesh cloth into the polymer anti-cracking mortar. The mixing ratio of the thermal insulation mortar is water: cement: EPS particles: vitrified microbeads: calcium sulfate whiskers: rubber powder: cellulose Ether=1.04kg: 1kg:3.5L:2.25L:9g:15g:6g;

The XPS sandwich insulation treatment is to coat the outer surface of the prefabricated ecological composite wallboard 1 with polymer bonding mortar, then lay XPS insulation board on the polymer bonding mortar, and then install steel wire mesh on the XPS insulation board, Concrete was poured on the XPS insulation board and steel wire mesh.

The present invention also provides a construction method of the green prefabricated ecological dwelling, comprising the following steps:

Step 1, producing prefabricated ecological composite wall panels 1:

First assemble the steel formwork, make the steel skeleton, put the steel skeleton into the mold, and place the ecological blocks; then pour concrete to form a preliminary wall panel; finally, standard maintenance for 1-2 days, remove the steel formwork, and form a prefabricated ecological composite wall panel 1;

Step 2, producing prefabricated laminated slabs 5:

First assemble the special steel formwork for the rough surface and bind the reinforcement mesh; then pour concrete to form a preliminary laminated slab; finally standardize the maintenance for 1 to 2 days and remove the steel formwork to form a prefabricated laminated floor 5 with a certain bearing capacity;

Step 3, prefabricated component installation:

When the strength of the prefabricated ecological composite wallboard 1 reaches more than 75% of the design value, first wet the ground of the wall base and lay the mortar at the bottom of the wallboard; hoist the prefabricated ecological composite wallboard 1, adjust the positioning and position of the prefabricated ecological composite wallboard 1, The horizontal connecting steel bars of the prefabricated ecological composite wall panel 1 are respectively nested with the longitudinal reinforcement of the cast-in-place vertical edge member 2, the cast-in-place connecting column 3 and the cast-in-place concealed beam 4, and the installation of the prefabricated ecological composite wall panel 1 is completed, and then the new belt is started. The installation of the rib-bottom laminated floor 5 adjusts the positioning and positioning of the prefabricated laminated floor 5, the horizontal connecting ribs of the prefabricated laminated floor 5 are also nested with the longitudinal reinforcement of the cast-in-place concealed beam 4, and finally the cast-in-place vertical edge member 2 , formwork support and concrete pouring of cast-in-place connecting columns 3 and cast-in-place concealed beams 4, thereby forming a prefabricated composite wall;

Step 4, roof and auxiliary system installation.

Compared with prior art, the beneficial effect of the present invention is:

1. Key components such as prefabricated ecological composite wall panels and prefabricated laminated floors adopt factory production methods. While improving the quality of prefabricated components, they also realize the standardization, unification and diversification of key components to meet the needs of residential construction in villages and towns in various places. Diversified needs of different sets.

2. The ecological materials filled in the composite wall panels are adapted to local conditions, local materials, ecological and energy-saving, replacing traditional clay bricks, which can effectively alleviate the consumption of raw materials, and also solve the recycling problem of part of urban waste.

3. Compared with the traditional village and town housing construction, the green ecological farmhouse adopts the construction mode of industrialized production, specialized distribution and assembly construction. The construction site mainly relies on specialized machinery, the labor force is less and refined, the degree of automation is high, and the construction speed is high. Fast, basically the main structure can be completed within 1 to 3 days, which ensures the stability and accuracy of the village and town housing quality and meets the requirements of the overall quality and performance of the building.

4. The industrial construction method of green prefabricated ecological dwellings and the application of complete sets of integrated technologies can achieve various building energy-saving goals for villages and towns, meet the needs of high efficiency, high quality, low resource consumption and low environmental impact of buildings, and also promote my country's rural areas. A reasonable and effective way of housing industrialization conforms to the trend of sustainable development.

5. Three wall insulation methods are selected, and the insulation layer can be integrated with the structural layer in horizontal construction, which greatly improves production efficiency. And it has very good fire resistance and weather resistance, and can achieve the same life as the structure. And it can avoid the cold and heat bridge phenomenon, and the heat preservation effect is good, which can meet the energy-saving heat preservation requirements of cold regions in my country.

6. The two prefabricated laminated floor slabs selected can effectively alleviate the consumption of traditional raw materials, and have the advantages of energy saving, environmental protection, and green ecology. In the form of the superimposed surface, the roughness of the superimposed surface is increased by the napping treatment, and the overall rigidity is improved by the cross-rib structure, which has the advantages of good integrity, superior seismic performance, light weight, and strong bonded shear resistance. It is conducive to the industrialization of building components, factory processing and on-site assembly, greatly improving construction efficiency and shortening the construction period.

Description of drawings

Fig. 1 is a schematic diagram of wall assembly of the present invention.

Fig. 2 is a schematic diagram of the structure of the prefabricated ecological composite wallboard of the present invention.

Fig. 3 is a schematic diagram of the structure of the prefabricated laminated floor slab of the present invention.

Fig. 4 is a schematic diagram of a green prefabricated ecological dwelling house constructed by the present invention.

detailed description

The implementation of the present invention will be described in detail below in conjunction with the drawings and examples.

A green prefabricated ecological dwelling of the present invention includes a wall and a roof, wherein the wall, as shown in Figure 1, includes a mortar at the bottom of the wallboard, and a prefabricated ecological composite wallboard 1 is installed on the mortar at the bottom of the wallboard, the prefabricated ecological composite wall The horizontal connecting reinforcement of the slab 1 is respectively nested with the longitudinal reinforcement of the cast-in-place vertical edge member 2, the cast-in-place connecting column 3 and the cast-in-place concealed beam 4, and the longitudinal reinforcement of the cast-in-place concealed beam 4 is also nested with the horizontal reinforcement of the prefabricated laminated floor 5 The connecting ribs are nested to realize the connection between the prefabricated ecological composite wall panel 1 and the prefabricated laminated floor slab 5, and concrete is poured outside the cast-in-place vertical edge member 2, the cast-in-place connecting column 3 and the cast-in-place concealed beam 4.

in:

The prefabricated ecological composite wall panel 1, as shown in Figure 2, is composed of a concrete frame with a small cross-section and reinforcement, embedded with ecological blocks 11 mainly made of industrial waste, and has longitudinal reinforcement 8, horizontal reinforcement 9, rib beam 7 With the rib column 6, the ecological block 11 is located in the frame formed by the rib beam 7 and the rib column 6, together with the longitudinal rib 8 and the transverse rib 9, the whole prefabricated ecological composite wall panel 1 has high strength, good ductility, and excellent seismic performance. features.

According to the present invention, the prefabricated ecological composite wallboard 1 used as the exterior wall can adopt foam cement external heat preservation treatment, thermal insulation mortar external heat preservation treatment or XPS sandwich heat preservation treatment.

The manufacturing process is as follows:

Foam cement external insulation treatment:

Coat 10mm thick polymer bonding mortar on the outer surface of prefabricated ecological composite wallboard 1, then pour and mix evenly foamed cement on the polymer bonding mortar, and control the thickness to be 40mm, until the strength reaches the design value After 75% or more, the formwork is removed for maintenance; finally, the standard maintenance is 28 days to form a foamed cement with an air-solid structure, and then the surface is leveled with tools, and then 10mm thick polymer anti-cracking mortar is applied on the foamed cement, and the Alkali-resistant glass mesh cloth is pressed into the polymer anti-cracking mortar, and the foaming cement mix ratio is cement: fly ash: mineral powder: silicon powder: foaming agent: foam stabilizer: polypropylene fiber: water = 1.04kg : 0.5kg: 0.5kg: 10g: 3.5L: 2.25L: 6.1g: 480g.

Using thermal insulation mortar for external thermal insulation treatment:

Coat 10mm thick polymer bonding mortar on the outer surface of prefabricated ecological composite wallboard 1, then spray or pour 35mm thick thermal insulation mortar on the polymer bonding mortar, after leveling, stop for two hours, and then apply thermal insulation mortar Apply 10mm thick polymer anti-crack mortar, and press alkali-resistant glass mesh cloth into the polymer anti-crack mortar. The mixing ratio of the thermal insulation mortar is water: cement: EPS particles: vitrified microbeads: calcium sulfate whiskers : rubber powder: cellulose ether=1.04kg: 1kg: 3.5L: 2.25L: 9g: 15g: 6g.

Using XPS sandwich insulation treatment:

Coating polymer bonding mortar on the outer surface of the prefabricated ecological composite wallboard 1, then laying XPS thermal insulation board on the polymer bonding mortar, then installing steel wire mesh on the XPS thermal insulation board, and installing the XPS thermal insulation board and the steel wire mesh Pouring concrete.

The prefabricated laminated floor 5, as shown in Figure 3, is composed of a prefabricated bottom slab and a cast-in-place part, wherein the prefabricated bottom slab 12 is made in the processing plant, and has a built-in steel mesh 10, which is cast-in-place after the construction is hoisted in place. One layer of concrete forms the overall structure, which has the advantages of good component quality, fast construction speed, and can save a lot of formwork and supports.

The present invention selects mechanical equipment with good performance and load capacity, completes rapid production, distribution and on-site assembly of prefabricated ecological composite wall panels 1 and prefabricated laminated floor slabs 5, and basically completes the main structure within 1 to 3 days.

4. Green and energy-saving technology integration: Carry out a variety of building technology integration in terms of characteristic ecological residential design, architectural environment and ecological protection, energy conservation, etc.

The construction method of the green prefabricated ecological residential house of the present invention comprises the following steps:

Step 1: Production of prefabricated ecological composite wall panels 1 . First assemble the special steel formwork, make the steel skeleton, put the steel skeleton of the wall into the mould, and then place the ecological blocks; then pour concrete, and the wall panel is initially formed; finally, the standard maintenance is 1 to 2 days, and the steel formwork is removed, and the prefabricated ecology can be formed Composite wall panels1. During the process, the corresponding heat preservation treatment can be carried out as needed.

Step 2: Production of the prefabricated laminated floor slab 5 . First assemble the special steel formwork for the rough surface and bind the reinforcement mesh; then pour concrete to form a preliminary laminated slab; finally standardize the maintenance for 1 to 2 days to remove the steel formwork to form a prefabricated laminated floor 5 with a certain bearing capacity.

The prefabricated laminated floor 5 of the present invention can be a laminated floor with ceramsite concrete cross-rib floor made of steel fiber sludge or a laminated floor with steel fiber regenerated brick concrete single-rib floor. The structure and preparation process are as follows:

Steel fiber sludge made ceramsite concrete cross-rib floor composite floor, including steel fiber sludge ceramsite concrete prefabricated floor with cross ribs, on the side of steel fiber sludge ceramsite concrete prefabricated floor with cross ribs In-situ concrete layer, ceramsite concrete prefabricated floor made of steel fiber sludge, each cubic meter of concrete contains 78kg of steel fiber, 750kg of sludge ceramsite, 200kg of water, 430kg of cement and 700kg of sand, ceramsite concrete made of steel fiber sludge The side of the prefabricated base plate with cross ribs is roughened longitudinally to create a rough surface. The prefabricated base plate made of steel fiber sludge ceramsite concrete has a bottom plate reinforcement mesh, and the cross ribs have longitudinal cross rib reinforcement along its length. Its preparation includes:

1. Preparation of ceramsite concrete made of steel fiber sludge:

First, mix and stir the steel fiber and sludge ceramsite to disperse the steel fiber in the sludge ceramsite; then mix sand and cement with the mixture of steel fiber and sludge ceramsite, first dry stirring and then water stirring; the mixing time is the same as that of ordinary Concrete Consistent;

2. Preparation of the prefabricated bottom plate:

Level the site first, then make the wooden formwork of the prefabricated floor, lay and bind the steel mesh of the floor, fix the formwork of the cross ribs, and lay the reinforcement of the cross ribs; then pour the steel fiber sludge ceramsite concrete, and the prefabricated floor is initially formed; After the upper layer of the bottom plate is smoothed, it is roughened along the longitudinal direction; the final standard maintenance is 14 days, and the formwork is removed to form a steel fiber sludge ceramsite concrete prefabricated bottom plate with cross ribs;

3. Pouring of cast-in-place concrete layer:

When the strength of the prefabricated bottom slab reaches more than 75% of the design value, first wet the surface of the bottom slab and support the formwork; then lay the cast-in-place concrete layer reinforcement mesh, pour concrete, and smooth it for 28 days of standard maintenance.

Steel fiber recycled brick-grain concrete single-rib floor composite floor, including steel fiber recycled brick-grain concrete prefabricated floor with single rib, on the side of the steel fiber recycled brick-grain concrete prefabricated floor with single rib, there is a cast-in-situ concrete layer, so In the steel fiber regenerated brick concrete prefabricated floor, each cubic meter of concrete contains 78kg of steel fiber, 500kg of cement, 200kg of water, 1150kg of recycled brick aggregate and 500kg of sand, and the steel fiber recycled brick concrete prefabricated floor has a single rib One side is roughened longitudinally to produce a rough surface. The steel fiber regenerated brick-grain concrete prefabricated floor has a bottom plate reinforcement mesh, and the single rib has a longitudinal single-rib reinforcement along its length direction. Its preparation includes:

Referring to Fig. 1 and Fig. 2, the preparation of the steel fiber regenerated brick grain concrete single-rib bottom slab laminated floor slab of the present invention comprises the following steps:

1. Preparation of steel fiber recycled brick-grain concrete. First, mix and stir the steel fiber and recycled brick particles to disperse the steel fiber in the recycled brick particles; then mix the mixture of sand and cement with the steel fiber and recycled brick particles, dry mixing first and then water mixing; the mixing time is the same as that of ordinary concrete; Finally, steel fiber recycled brick concrete is obtained.

2. Production of prefabricated floor. First, make the wooden formwork of the prefabricated bottom slab, and the single-rib template on the bottom slab is also made together, and the steel mesh is bound; then, the steel fiber recycled brick concrete is poured, and the prefabricated bottom slab is initially formed; Surface; the final standard maintenance is 14d, and the formwork is removed to form a steel fiber recycled brick-grain concrete floor with single ribs.

3. Post-cast layer pouring of new steel fiber recycled brick concrete floor slab. When the strength of the prefabricated bottom slab reaches more than 75% of the design value, first wet the surface of the bottom slab and support the template; then lay the post-casting layer to construct the steel mesh, pour concrete, and clean the surrounding environment after smoothing. The final standard maintenance is 28 days, thus forming a new type of steel fiber recycled brick-grain concrete composite floor.

Step 3: Transportation and installation of prefabricated components. The transportation, installation and precise positioning of prefabricated components are completed by mechanical equipment. When the strength of the prefabricated ecological composite wall panel 1 reaches more than 75% of the design value, first wet the ground of the wall base, and lay the mortar at the bottom of the wall panel; then hoist the prefabricated ecological composite wall panel 1, and adjust the positioning and position of the prefabricated ecological composite wall panel 1 , the transverse reinforcement 9 in the prefabricated ecological composite wall panel 1 is respectively nested with the longitudinal reinforcement of the cast-in-place vertical edge member 2 , the cast-in-place connecting column 3 and the cast-in-place concealed beam 4 . Complete the installation of the wall panels, start the installation of the prefabricated laminated floor 5, adjust the positioning and positioning of the prefabricated laminated floor 5, the horizontal connecting ribs of the prefabricated laminated floor 5 are also nested with the longitudinal reinforcement of the cast-in-place concealed beam 4, and finally carry out the on-site Formwork support and concrete pouring of vertical edge components 2, cast-in-place connecting columns 3 and cast-in-place concealed beams 4 are poured to form a prefabricated composite wall.

Step 4: Apply the required architectural style, composite wall insulation technology, solar energy, indoor heating boiler, floor radiant heating and other heat collection and insulation systems, outdoor sewage system, same-floor drainage technology and energy-saving lighting system to this green assembly As shown in Figure 4 for the assembly effect of the village and town houses in the ecological folk houses.

Claims (9)

1. A green prefabricated ecological dwelling, comprising a body of wall and a roof, characterized in that the body of wall comprises a mortar at the bottom of the wallboard, and a prefabricated ecological composite wallboard (1) is installed on the mortar at the bottom of the wallboard, and the prefabricated ecological composite wallboard (1) is The horizontal connecting steel bars of the wall panels (1) are respectively nested with the cast-in-place vertical edge members (2), the cast-in-place connecting columns (3) and the longitudinal bars of the cast-in-place concealed beams (4), and the cast-in-place concealed beams (4) The longitudinal ribs are nested with the horizontal connecting ribs of the prefabricated laminated floor (5) at the same time to realize the connection between the prefabricated ecological composite wall panel (1) and the prefabricated laminated floor (5). , the cast-in-situ connecting column (3) and the cast-in-situ concealed beam (4) are poured with concrete. 2. The green prefabricated ecological residential house according to claim 1, characterized in that, the prefabricated ecological composite wall panel (1) is composed of a reinforced concrete grid embedded with ecological blocks (11). 3. The green prefabricated ecological residential house according to claim 1, characterized in that, the ecological blocks (11) are fly ash aerated concrete blocks. 4. The green prefabricated ecological dwelling according to claim 3, characterized in that, the fly ash aerated concrete block uses fly ash, quicklime and cement as the main raw materials, and gypsum as the adjustment material, according to a certain mix ratio Stir with water to form a mixed slurry. Add air-generating agent aluminum powder paste, a series of physical and chemical reactions occur, the slurry thickens and hardens into an air-entrained concrete body, which is cut into the required size and then cured by high-pressure saturated steam. become. 5. The green prefabricated ecological dwelling according to claim 1, characterized in that, the prefabricated laminated floor (5) is a composite floor made of steel fiber sludge ceramsite concrete cross-rib floor or steel fiber regenerated brick concrete The rib-bottom laminated floor is located between the upper and lower layers of prefabricated ecological composite wall panels (1), and is connected with the prefabricated ecological composite wallboard (1) through cast-in-place hidden beams (4), and the prefabricated laminated floor (5) It is poured together with the cast-in-place concealed beam (4), and the post-cast layer of the prefabricated laminated floor slab (5) is flush with the top of the cast-in-place concealed beam (4). 6. The green prefabricated ecological dwelling according to claim 5, characterized in that, said steel fiber sludge-made ceramsite concrete cross-rib bottom slab laminated floor slab comprises prefabricated steel-fiber sludge ceramsite concrete with cross-ribs Bottom plate, there is a cast-in-situ concrete layer on the side with cross ribs on the ceramsite concrete prefabricated bottom plate made of steel fiber sludge. In the ceramsite concrete prefabricated bottom plate made of steel fiber sludge, the concrete contains 78kg of steel fibers, sewage 750kg of mud ceramsite, 200kg of water, 430kg of cement and 700kg of sand, the surface of the prefabricated floor of the ceramsite concrete prefabricated by the steel fiber sludge is roughened longitudinally to produce a rough surface, and the ceramsite made of the steel fiber sludge The concrete prefabricated bottom slab has bottom slab reinforcement mesh, and the cross ribs have longitudinal cross rib reinforcement along its length direction; The steel fiber recycled brick concrete single-rib floor laminated floor includes a steel fiber recycled brick concrete prefabricated floor with a single rib, and there is a cast-in-situ concrete layer on the side of the steel fiber recycled brick concrete prefabricated floor with a single rib , in the steel fiber regenerated brick concrete prefabricated floor, each cubic meter of concrete contains 78kg of steel fiber, 500kg of cement, 200kg of water, 1150kg of recycled brick aggregate and 500kg of sand, and the steel fiber recycled brick concrete prefabricated floor has One side of the single rib is longitudinally roughened to produce a rough surface, the steel fiber regenerated brick-grain concrete prefabricated bottom plate has a bottom plate reinforcement mesh, and the single rib has a longitudinal single rib reinforcement along its length direction. 7. The green prefabricated ecological residential house according to claim 1, characterized in that, the prefabricated ecological composite wallboard (1) used as the exterior wall adopts foam cement external insulation treatment, thermal insulation mortar external insulation treatment or XPS sandwich insulation treatment. 8. The green prefabricated ecological residential house according to claim 7, characterized in that, the prefabricated ecological composite wallboard (1) that adopts foam cement external insulation treatment is on the outer surface of the prefabricated ecological composite wallboard (1) Coat polymer bonded mortar, then set foam cement on the polymer bond mortar, then apply polymer anti-crack mortar on the foam cement, and press alkali-resistant glass mesh cloth into the polymer anti-crack mortar , the mixing ratio of the foamed cement is cement: fly ash: mineral powder: silicon powder: foaming agent: foam stabilizer: polypropylene fiber: water=1.04kg: 0.5kg: 0.5kg: 10g: 3.5L: 2.25 L:6.1g:480g; The external thermal insulation treatment with thermal insulation mortar is to coat polymer bonding mortar on the outer surface of the prefabricated ecological composite wallboard (1), then spray or pour thermal insulation mortar on the polymer bonding mortar, and then smear on the thermal insulation mortar Polymer anti-crack mortar, and alkali-resistant glass mesh cloth is pressed into the polymer anti-crack mortar. The mixture ratio of the thermal insulation mortar is water: cement: EPS particles: vitrified microbeads: calcium sulfate whiskers: rubber powder: Cellulose ether=1.04kg: 1kg:3.5L:2.25L:9g:15g:6g; The XPS sandwich insulation treatment is to coat the outer surface of the prefabricated ecological composite wallboard (1) with polymer bonding mortar, then lay XPS insulation boards on the polymer bonding mortar, and then install steel wires on the XPS insulation boards. net, and pour concrete over XPS insulation panels and wire mesh. 9. A method for building a green prefabricated ecological dwelling, characterized in that it comprises the following steps: Step 1, producing prefabricated ecological composite wall panels (1): First assemble the steel formwork, make the steel skeleton, put the steel skeleton into the mold, and place the ecological blocks; then pour concrete to form a preliminary wall panel; finally standard maintenance for 1 to 2 days, remove the steel formwork to form a prefabricated ecological composite wall panel (1) ; Step 2, producing prefabricated laminated slabs (5): First assemble the special steel formwork for the rough surface, and bind the reinforcement mesh; then pour concrete to form a preliminary laminated slab; finally standardize the maintenance for 1 to 2 days, remove the steel formwork, and form a prefabricated laminated floor with a certain bearing capacity (5); Step 3, prefabricated component installation: When the strength of the prefabricated ecological composite wallboard (1) reaches more than 75% of the design value, first wet the base of the wall, and lay the mortar at the bottom of the wallboard; hoist the prefabricated ecological composite wallboard (1), and adjust the prefabricated ecological composite wallboard (1) ) positioning and in place, the horizontal connecting reinforcement of the prefabricated ecological composite wall panel (1) is respectively nested with the longitudinal reinforcement of the cast-in-place vertical edge member (2), the cast-in-place connecting column (3) and the cast-in-place concealed beam (4) , complete the installation of the prefabricated ecological composite wall panel (1), and then start the installation of the new ribbed floor laminated floor (5), adjust the positioning and positioning of the prefabricated laminated floor (5), and the horizontal connection of the prefabricated laminated floor (5) The reinforcement is also nested with the longitudinal reinforcement of the cast-in-place concealed beam (4), and finally the formwork support and concrete pouring of the cast-in-place vertical edge member (2), cast-in-place connecting column (3) and cast-in-place concealed beam (4) are carried out. Thus forming a prefabricated composite wall; Step 4, roof and auxiliary system installation.