CN115758551A

CN115758551A - Intelligent design and industrialized construction cloud platform for fabricated lightweight steel structure building

Info

Publication number: CN115758551A
Application number: CN202211626820.2A
Authority: CN
Inventors: 何文波; 高振闯; 聂欣; 张鹏鹏; 李凤梅; 何锐
Original assignee: Suzhou Zhubainian Construction Technology Co ltd
Current assignee: Suzhou Zhubainian Construction Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-03-07

Abstract

The invention discloses an intelligent design and industrialized construction cloud platform for an assembled lightweight steel structure building, which belongs to the technical field of intelligent building information design and comprises an assembled design model based on a digital twin technology, an industrial ecological supply chain technology applying ALoT, an unstructured data rapid retrieval technology based on an LSH nearest neighbor search algorithm, an assembled building digital design technology based on a building information model, artificial intelligence and machine deep learning, an assembled building cloud service platform based on Web service and a data base platform core algorithm, a BIM technology industrialized construction cooperation technology, an assembled lightweight steel structure light-weight design technology, an assembled building professional online training software and other key core technologies, and the like, so that multilateral cooperative integrated application taking a project as a core is formed.

Description

Intelligent design and industrialized construction cloud platform for fabricated lightweight steel structure building

Technical Field

The invention belongs to the technical field of intelligent building information design, and particularly relates to an intelligent design and industrial building cloud platform for an assembled lightweight steel structure building.

Background

At present, the fabricated steel structure building is a representative of green buildings due to the characteristics of light self weight, high strength, good wind and earthquake resistance, high industrialization degree, short construction period and the like, and the advantages of energy conservation, environmental protection, cyclic utilization, economy and the like, and conforms to the sustainable development concept, and all countries in the world promote the development of the fabricated steel structure building to the national strategic level. In the era of digital economy, based on a BIM three-dimensional digital technology, by utilizing a new generation of information technologies such as Internet plus and big data, cloud computing, artificial intelligence and the Internet of things, the industrialization and informatization depth fusion of an assembly steel structure building is promoted, an intelligent design and manufacturing service cloud platform is constructed, industrial chain resources are integrated in a coordinated manner, internet building products are built, information service and data management are provided for the design, manufacture, transportation and installation of the assembly steel structure building, various element data are efficiently shared, the whole industrial chain, the value chain and the innovation chain of the whole life cycle are interconnected and communicated, and the method also becomes an important measure for improving the informatization level of the assembly steel structure building industry and realizing intelligent design and intelligent construction in all countries in the world.

In China, the intelligent design and cost design software product sales of the assembly type steel structure building keeps increasing at a high level in recent years, the intelligent design and industrial construction cloud platform service application of the assembly type steel structure building also starts to rise, and the intelligent design and industrial construction cloud platform service system is particularly widely applied to commercial buildings, industrial plants and civil houses. If the total building area of the Wuxi Leidedon hot spring vacation hotel is 6.5 ten thousand square meters, the corridor ring-shaped modeling steel structure engineering successfully carries out on-site construction and installation by adopting a 5D modeling and three-dimensional visualization technology through a cloud platform. The total building area of the Guangzhou east tower is 50 ten thousand square meters, the steel consumption is about 9.6 ten thousand tons, the cloud platform intelligent design and 100% factory manufacturing are adopted, the building waste is only 1% of the traditional construction waste, and the energy consumption is only equal to 20% of the traditional building.

From the technical current situation of the cloud platform of the fabricated steel structure building at home and abroad, breakthroughs are made in key technologies such as platform architecture, function and information integration, but defects and problems also exist, and the method is mainly embodied in that: the depth fusion of the assembly type steel structure building industry, a building information model technology, a new generation information technology and an intelligent construction technology is not really realized, and the intelligent construction innovation mode target of high efficiency, high quality and low cost is not really achieved by opening the resource data of the whole process, the whole elements and the whole participants of an industrial ecological chain such as design, processing, logistics, assembly, operation and the like through an intelligent design source, digitally defining and driving to construct a building project, an enterprise and an industrial new ecological system. The concrete expression is as follows: firstly, the lightweight design level of the intelligent design platform is insufficient, the standardization degree of digital design software is low, and the design efficiency of the assembled component is not high; secondly, the interactive coordination capability of the intelligent building platform is insufficient, a 'digital production line' formed based on software and data lacks a unified industrial chain upper and lower vernier standardization system and technical specification, the industrial, precise and intelligent building level and production efficiency are not high, the operation mechanism of each link is incomplete, and the cost is high; thirdly, the cloud platform lacks a training function module of the assembly type steel structure building professional talents, the professional talents cannot keep up with the development of digital building services, and the two talents have disjointing phenomena, so that the problems become technical bottlenecks and pain points commonly existing in the same industry in China.

Disclosure of Invention

Problems to be solved

Aiming at the defects of the light weight design level of the existing intelligent design platform, the standardization degree of digital design software is low, and the design efficiency of an assembled component is not high; the interactive cooperation capability of the intelligent construction platform is insufficient, a unified industrial chain upper and lower vernier standardization system and technical specifications are lacked, the industrialization, precision and intelligent construction level and production efficiency are not high, the operation mechanism of each link is imperfect, and the cost is high; the invention provides an intelligent design and industrialized construction cloud platform for an assembled light steel structure building, which is characterized in that a cloud platform lacks an assembly steel structure building professional talent training function module, professional technical talents cannot follow the development of digital building services, and the two have a disjointing phenomenon.

Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

Assembly type lightweight steel construction building wisdom design and industrialization build cloud platform, its characterized in that includes:

assembly type building data module: the system is used for carrying out data management and analysis calculation, constructing a digital service platform facing to an ecological chain of the assembled lightweight steel structure building service, and matching the most suitable building design scheme;

driving an application service platform module: the system is used for providing design, processing, logistics, assembly, training, finance and transaction services for customers, and simultaneously providing innovative design, digital driving, intelligent manufacturing, networked cooperation, personalized customization and service extension functions;

the fabricated building data module includes: the system comprises a data sharing matching module, a supply chain ecological data module, a data cloud storage module and a heterogeneous building database module;

the supply chain ecological data module comprises: a design analysis module and a construction management module;

the driving application service platform module comprises; the system comprises a design and consultation module, a processing technology application module, an assembly technology application module, a logistics technology application module, a talent training module, a financial service application module and a transaction service module.

Preferably, the method comprises the steps of docking with the integrated service of the fabricated steel structure building according to customer requirements, adopting a fabricated design model based on a digital twin technology and an industrial ecological supply chain technology applying ALoT, adopting the digital twin technology to carry out precision labeling and virtualization model design on various physical attributes and data parameters of the fabricated lightweight steel structure building, customizing labels on a standard and standard database of the building industry, establishing a design and regulation evaluation system, carrying out multi-dimensional data labeling on supply information of an assembled steel structure building industrial chain enterprise in a platform database, establishing an enterprise ecological supply and service level evaluation system, and automatically analyzing, fusing and interacting on the basis of carrying out deep knowledge mining on various data such as building house types, building drawings, building models, building appearances, building interior decoration, customer requirements and supplier information by applying an artificial intelligence internet of things technology to realize docking of the customer requirements with the integrated service of the fabricated steel structure building.

Preferably, an automatic matching modeling function is provided for the assembly type building module, intelligent building scheme design and large-scale building parameter searching, matching and assembling are achieved, an unstructured data rapid retrieval technology based on an LSH nearest neighbor searching algorithm is adopted, LSH is adopted to map high-dimensional building design data to a low-dimensional feature space through a hash table, a corresponding hash value is used as a signature of BIM data in the low-dimensional space, parallel processing and concurrency control are achieved through multi-layer tree-shaped and forest-shaped structures, the hash searching time complexity is O (1), and building drawing data and technical data are classified.

Further, in order to realize integrated design, through parameterized molding process, a geometric information group is formed into a parameter component, and carries information such as geometric information, material, cost, service life and the like to open up interactive data stream for production and assembly, the digital design technology of the assembly type steel structure building based on a building information model, artificial intelligence and machine deep learning is adopted, a digital design module based on the building information model is developed, all professional applications of a building industrial chain are planned, collision problems are coordinated in the early stage of building construction through the building information model, coordination data are generated and provided to realize integrated design, through parameterized molding process, the geometric information group is formed into the parameter component, and interactive data stream carrying the information such as geometric information, material, cost, service life and the like to open up production and assembly is adopted

The method comprises the steps of developing an intelligent optimization design technology of building modeling and spatial layout based on artificial intelligence and machine deep learning, automatically modularizing and splitting a building according to functions, classifying functional modules with similar specification parameters and styles by using a big data automatic difference algorithm, establishing a building modeling and outer vertical surface effect digital design database, performing deep machine learning on the building functional modules and data by using a convolutional neural network technology, matching the digital design parameters such as building house types, main body structures and water and electricity pipe networks with user requirements, and automatically generating a design evaluation system and house type planes, vertical surfaces and 3D visual effect graphs which are optimally ordered according to user preferences;

the method comprises the steps of developing assembly type building collaborative design software, researching data output and input formats and data transmission algorithms among different buildings and processing software, realizing accurate data reading and lossless transmission among different software, developing a collaborative design module by combining a BIM (building information modeling) technology, realizing the effects of data interconnection and intercommunication and multi-software collaborative design in the processes of 3D modeling, calculation and component part processing, and finally completing all design contents and visual effect diagrams of buildings, structures, hydropower and all equipment systems. (ii) a

Further, the data storage adopts an assembly type building cloud service platform based on Web service and cloud environment data analysis platform core algorithm, a cloud service platform based on Web service is developed, a data base platform core algorithm is developed, a distributed system infrastructure is used as an off-line analysis platform, a distributed fault-tolerant real-time computing system is used as an on-line real-time analysis platform, messages are processed in real time and a database is updated, a cloud storage key algorithm is developed, and a plurality of storage modes are mixed for use.

Furthermore, in order to feed back the field construction condition through the mobile terminal data and perform dynamic management, a BIM technology-based industrialized construction cooperation technology is adopted, BIM software is used for creating a component part library and a process construction method library, project construction conditions and standard rules are merged into a BIM design scheme for building a BIM model, collision check between component parts and electromechanics is assisted in the design process of the assembly type building, the component part splitting design is optimized, a component part processing diagram is formed, and BIM5D technology is used for guiding factory processing, modular assembly progress management, intelligent management and safety management.

Furthermore, in order to realize the lightweight design of the whole house, a device data driving algorithm is developed simultaneously, intelligent processing data meeting stress and construction requirements are generated, automatic production is realized after the intelligent processing data are connected with intelligent processing equipment, lightweight steel structure safety design and an optimization algorithm are developed, after the building shape is determined, a main steel structure model is automatically generated, a structure calculation function is called to perform structure safety check, and unreasonable and wrong places of the structure are prompted until a structure calculation book is generated after the check is free of errors.

Still further, in order to satisfy the design requirement of antidetonation and anti-wind, the maximum stress value on the biggest internal force cross-section of simultaneous control does not exceed the design intensity value of material, research and development design simulation software, mainly moment of flexure structure and axial force structure, carry out the conceptual design, calculate the structure cross-section height, adopt short distance biography power, morphology and topology carry out the component overall arrangement, the lightweight design is carried out to the miniaturized principle of central node, based on high strength light material, rationally optimize spatial arrangement and node structure, improve rigidity through set up eccentric bracing between the post, satisfy the design requirement of antidetonation and anti-wind, the maximum stress value on the biggest internal force cross-section of simultaneous control does not exceed the design intensity value of material.

Furthermore, in order to realize the safety of the platform transaction information, an information safety and credit management system based on a block chain technology is adopted, a distributed database is adopted based on the characteristics of block chain distributed data, the whole database and the complete historical records thereof are accessed, the information safety system of the platform is established through distributed data storage, point-to-point transmission and encryption algorithms, and meanwhile, a mode of combining multiple algorithms is adopted to ensure that the data cannot be tampered and traced;

meanwhile, a building data standardization system based on cloud computing is adopted, a cloud computing technology is adopted, and a building data standard is constructed by analyzing the technical current situation and the design requirements, so that the design of a data standardization system, the design of a data standardization application platform architecture, the design of a data updating and maintaining mechanism and the design of a data standardization public service platform are realized;

and a building data storage center based on a cloud environment is adopted to develop a large-batch data integration service platform, a platform framework is composed of a data integration service layer, a basic data warehouse layer, a data application layer and a data portal layer, global unified storage and service for building basic data are provided, comprehensive management and comprehensive application of the building data are realized, data support is provided for information service of clients of an assembly steel structure building industrial chain, and meanwhile, auxiliary decision support is provided.

Preferably, the design and consultation module is used for providing the client with the assembly type lightweight steel structure building design software and service based on the BIM technology, providing personalized design schemes for house types, house types and functions, providing the client with specific building design, establishing an authoritative building design expert base and providing the client with consultation service;

the processing technology application module is used for collecting central data of the design analysis module and the construction management module, performing processing technology data analysis according to the standard specification of the fabricated steel structure building, providing intelligent processing technology application, performing intelligent processing on components according to the assembly construction sequence, and providing technical support for customers;

the assembly technology application module is used for providing assembly technology support and database sharing, and providing an assembly scheme, field intelligent scheduling and analysis decision for a client by using a data exchange matching center;

the logistics technology application module is used for carrying out intelligent deep design and modeling, generating a model and a BOM list, providing analysis decision and intelligent execution capacity of a logistics system, and providing functions of product source tracing, safe transportation and route optimization for customers;

the talent training module is used for providing specialized training of lightweight design technology, intelligent processing technology and intelligent assembly technology of the assembly type steel structure building for customers;

the financial service application module is used for providing financing and leasing services for customers, providing industrial supply chain financial services, and designing exclusive financial products according to online ordering and offline transactions, enterprise properties and qualification conditions of users;

the transaction service module provides one-stop transaction service for the customer.

The intelligent design and industrialized construction cloud platform for the prefabricated lightweight steel structure building not only forms a professional service platform with certain characteristics independently through designed intelligent design and consultation, intelligent processing technology, intelligent logistics technology, intelligent assembly technology, financial service, prefabricated building talent training and prefabricated building transaction, but also organically links all large function templates together through the technologies such as a block chain, digital twin, big data, artificial intelligence, cloud environment, cloud computing and BIM technology and the like, and enables project products to have the functions of steel structure lightweight and digital design, intelligent processing of component parts, integrated cooperative management of prefabricated design, production and construction, standardized system and service system of the prefabricated steel structure building, talent online training and the like, so that the cloud platform becomes a full life cycle management, full flow service for the prefabricated lightweight steel structure building and a digitalized industrialized service platform for truly realizing the intelligent design and the intelligent construction.

Advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

(1) According to the method, a digital twin technology is used for designing a precise label and a virtualization model, a design and regulation evaluation system is established, analysis, fusion and interaction are automatically carried out on data on the basis of deep knowledge mining, the customer requirements and the integrated service of the assembly type building are quickly and accurately butted, the matching efficiency of a platform is improved, the single rate of the platform is improved, the implementation progress condition of each link of the assembly type building project is tracked in real time, the problem of low integrated degree of design, processing and assembly is solved, and the integrated service is realized;

(2) According to the invention, a large amount of building drawing data and related technical data are classified by the unstructured data rapid retrieval method of the LSH nearest neighbor search algorithm, so that rapid and efficient intelligent building scheme design and large-scale building parameter rapid search, accurate matching and optimized assembly are realized, and a large amount of building data search and search time is saved. The time for data analysis and data operation is less than 30 seconds;

(3) The invention uses the digital design module of the building information model, the machine learning technology function and the design software to realize the effects of data interconnection and intercommunication and multi-software collaborative design in the processes of 3D modeling, calculation and component part processing, and finally realizes that all design contents and effect diagrams of buildings, structures, water and electricity, equipment systems and the like can be completed by building the BIM model once in the whole design process, thereby reducing the complicated process of repeated modeling among various specialties, reducing errors and parameter loss in the data transmission process and effectively saving the design time by more than 90%;

(4) The cloud service platform based on the Web service adopts a distributed fault-tolerant real-time computing system (Storm) as an online real-time analysis platform, processes messages in real time and updates a database, wherein the time for data analysis and data operation is less than 30 seconds;

(5) The lightweight steel structure intelligent design cloud platform, the building space intelligent optimization design software, the lightweight steel structure intelligent collaborative design cloud platform and the operation method thereof, the lightweight steel structure design and structure calculation method are developed, the lightweight, high strength and high ductility of the member are rapidly met by one key, the lightweight design of the whole house is realized, the response time is less than 2 seconds, and the building design energy saving reaches 65%.

Drawings

In order to more clearly illustrate the embodiments or exemplary technical solutions of the present application, the drawings needed to be used in the embodiments or exemplary descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application and therefore should not be considered as limiting the scope, and it is also possible for those skilled in the art to obtain other drawings according to the drawings without inventive efforts.

FIG. 1 is a schematic flow diagram of the system of the present invention;

FIG. 2 is a schematic diagram of the system of the present invention;

FIG. 3 is a schematic diagram of an assembly design model and an industrial ecological supply chain architecture according to the present invention;

FIG. 4 is a schematic diagram of the hash algorithm fast search of the present invention;

FIG. 5 is a schematic diagram of a digital design module of the building information model of the present invention;

FIG. 6 is a functional diagram of the artificial intelligence based machine deep learning of the present invention;

FIG. 7 is a schematic view of the prefabricated building co-design of the present invention;

FIG. 8 is a schematic diagram of the architecture big data analysis and processing structure of the present invention;

FIG. 9 is a schematic view of an industrially-built co-construction platform configuration of the present invention;

FIG. 10 is a diagram of an online training platform architecture of the present invention;

FIG. 11 is a technical framework diagram of a cloud computing-based data normalization architecture of the present invention;

fig. 12 is a schematic diagram of a technical architecture of a data storage center based on a cloud environment according to the present invention.

Detailed Description

To further clarify the objects, technical solutions and advantages of the embodiments of the present application, the embodiments of the present application will be described in detail and completely with reference to the accompanying drawings of the embodiments of the present application, it should be understood that the embodiments described are a part of the embodiments of the present application and not all of the embodiments, and that the components of the embodiments of the present application generally described and illustrated in the drawings herein can be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application, and all other embodiments that can be derived by one of ordinary skill in the art based on the embodiments in the present application without making creative efforts fall within the scope of the claimed application.

Example 1

As shown in FIG. 1, cloud platform is built to assembled lightweight steel structure building wisdom design and industrialization, includes:

driving an application service platform module: the system is used for providing design, processing, logistics, assembly, training, finance and transaction services for customers, and simultaneously providing functions of innovation design, digital driving, intelligent manufacturing, networked cooperation, personalized customization and service extension;

the drive application service platform module comprises; the system comprises a design and consultation module, a processing technology application module, an assembly technology application module, a logistics technology application module, a talent training module, a financial service application module and a transaction service module.

An assembly design model based on a digital twin technology and an industry ecological supply chain technology applying ALoT are adopted, the digital twin technology is adopted to carry out precision labeling and virtualization model design on various physical attributes and data parameters of an assembly lightweight steel structure building, labels are customized for a building industry standard and specification database, a design and regulation evaluation system is established, multidimensional data labeling is carried out on supply information of an assembly steel structure building industry chain enterprise in a platform database, an enterprise ecological supply and service level evaluation system is established, and the artificial intelligent Internet of things technology is applied to automatically analyze, fuse and interact on the basis of carrying out deep knowledge mining on various data such as building house types, building drawings, building models, building appearances, building interior decorations, customer demands, supplier information and the like, so that the customer demands and the assembly steel structure building integrated service are butted;

the rapid unstructured data retrieval technology based on the LSH nearest neighbor search algorithm comprises the steps of adopting the LSH to map high-dimensional building design data to a low-dimensional feature space by utilizing a hash table, using a corresponding hash value as a signature of BIM data in the low-dimensional space, realizing parallel processing by utilizing a multilayer tree-shaped and forest-shaped structure and realizing concurrency control, wherein the hash search time complexity is O (1), classifying building drawing data and technical data, providing an automatic matching modeling function for an assembly type building module, and realizing intelligent building scheme design and large-scale building parameter search, matching and assembly;

the method comprises the steps of developing a digital design module based on a building information model, artificial intelligence and machine deep learning, integrating professional applications of a building industrial chain, coordinating collision problems in the early building construction stage through the building information model, generating and providing coordination data, realizing integrated design, forming a parameter component from a geometric information group through a parameterized molding process, and communicating production and assembly interactive data streams with information such as geometric information, materials, cost, service life and the like;

The method comprises the steps of developing a cloud service platform based on Web service and cloud environment data analysis platform core algorithm, developing a data base platform core algorithm, adopting a distributed system infrastructure as an offline analysis platform, adopting a distributed fault-tolerant real-time computing system as an online real-time analysis platform, processing messages in real time and updating a database, developing a cloud storage key algorithm, and storing data in the database by adopting a mixed use mode of multiple storage modes;

based on the BIM technology industrialized construction cooperation technology, a component part library and a process construction method library are created by using BIM software, project construction conditions and standard rules are merged into a BIM design scheme to build a BIM model, collision check between component parts and electromechanics is assisted in the design process of an assembly type building, the component part splitting design is optimized to form a component part processing diagram, the BIM5D technology is used for guiding factory processing, modular assembly progress management, intelligent management and safety management, and the field construction condition is fed back through mobile terminal data and dynamic management is carried out;

simultaneously developing an equipment data driving algorithm, generating intelligent processing data meeting stress and construction requirements, realizing automatic production after being connected with intelligent processing equipment, developing a lightweight steel structure safety design and optimization algorithm, automatically generating a main steel structure model and calling a structure calculation function to check the structure safety after building modeling is determined, and prompting unreasonable and wrong places of the structure until a structure calculation book is generated after checking is carried out;

the method comprises the steps of designing a lightweight assembled steel structure, researching and developing design simulation software, mainly using a bending moment structure and an axial force structure, carrying out concept design, calculating the height of a structural section, carrying out component layout by adopting short-distance force transmission, morphology and topology, carrying out lightweight design by adopting a central node miniaturization principle, reasonably optimizing spatial arrangement and node structure based on a high-strength light material, improving rigidity by arranging an eccentric support between columns, meeting the design requirements of earthquake resistance and wind resistance, and simultaneously controlling the maximum stress value on the maximum internal force section not to exceed the design strength value of the material so as to realize the lightweight design of the whole house;

the information security and credit management system based on the block chain technology is characterized in that a distributed database is adopted to access the whole database and complete historical records thereof based on the characteristics of distributed data of a block chain, the information security system of the platform is established through distributed data storage, point-to-point transmission and encryption algorithms, and meanwhile, the mode of combining multiple algorithms is adopted to ensure that data cannot be tampered and traceable, so that the security of platform transaction information is realized;

the method comprises the steps of carrying out on-line training on assembly type building professional talents by developing the assembly type building on-line training software, carrying out on-line training on the assembly type building personnel by adopting a double-angle video technology and a database sharing technology through one-stop curriculum service, and carrying out customized culture on the assembly type building professional talents;

the building data standardization system based on cloud computing adopts the cloud computing technology to construct a building data standard by analyzing the technical current situation and design requirements, so as to realize the design of a data standardization system, the design of a data standardization application platform architecture, the design of a data updating and maintaining mechanism and the design of a data standardization public service platform;

a building data storage center based on a cloud environment develops a large-batch data integration service platform, a platform framework is composed of a data integration service layer, a basic data warehouse layer, a data application layer and a data portal layer, overall unified storage and service of building basic data are provided, comprehensive management and comprehensive application of the building data are achieved, data support is provided for information service of assembly type steel structure building industrial chain customers, and meanwhile auxiliary decision support is also provided.

The design and consultation module is used for providing assembly type lightweight steel structure building design software and service based on the BIM technology for a client, providing personalized design schemes for house types, house types and functions, providing targeted building design for the client, establishing an authoritative building design expert base and providing consultation service for the client;

the processing technology application module is used for collecting central data of the design analysis module and the construction management module, implementing processing technology data analysis according to the standard specification of the fabricated steel structure building, providing intelligent processing technology application, performing intelligent processing of components according to the assembling construction sequence, and providing technical support for customers.

The assembly technology application module is used for providing assembly technology support and database sharing, and providing an assembly scheme, field intelligent scheduling and analysis decision for a client by using a data exchange matching center.

The logistics technology application module is used for carrying out intelligent deep design and modeling, generating a model and a BOM list, providing logistics system analysis decision and intelligent execution capacity, and providing functions of product source tracing, safe transportation and route optimization for customers.

The talent training module is used for providing specialized training of lightweight design technology, intelligent processing technology and intelligent assembly technology of the fabricated steel structure building for customers.

The financial service application module is used for providing financing and leasing services for customers, providing industrial supply chain financial services, and designing exclusive financial products according to online ordering and offline transactions, enterprise properties and qualification conditions of users.

As can be seen from the above description, in this example, an assembly design model based on a digital twin technology and an industrial ecological supply chain technology applying ALoT, an unstructured data fast retrieval technology based on an LSH nearest neighbor search algorithm, an assembly building digital design technology based on a building information model, artificial intelligence and deep machine learning, an assembly building cloud service platform based on a Web service and data base platform core algorithm, an industrial construction cooperation technology based on a BIM technology, a lightweight design technology of an assembly light steel structure, an assembly building professional online training software and other key core technologies are developed through independent research, so that a multilateral cooperative integrated application taking a project as a core is formed, the construction cost is reduced, and the construction efficiency and the construction quality are improved.

Example 2

The cloud platform is integrated with technologies such as internet, internet of things, building information models, digital twins, big data, artificial intelligence and block chains, has functions of platform design, intelligent manufacturing, networked cooperation, digital driving, personalized customization, service extension and the like, provides service services such as design, processing, assembly, logistics, training, finance and transaction and the like based on key technologies such as an assembled design model of a digital twins technology, an industrial ecological supply chain applying ALoT, unstructured data fast retrieval of an LSH nearest neighbor search algorithm, digital twins and machine deep learning, an artificial intelligence internet of things and a block chain, and effectively solves the problems of low design level, modularization and integration level, low light weight of design, processing, assembly and logistics integration degree, non-uniform technical specification and standardized management, lack of professional technical talent functions and the like of the cloud platform ubiquitous in the industry, and provides an intelligent high-efficiency sustainable cloud platform for green development of the assembled light-weight steel structure.

A cloud platform for intelligent design and industrial construction of an assembled steel structure building is a digital building and a smart building which effectively integrate a digital technology and an assembled steel structure building industry, a cloud service platform is built by utilizing information technologies such as BIM, internet, cloud computing, big data, internet of things, artificial intelligence and the like, a project, enterprise and industry new ecological system is built by taking the smart design as a through main line, the digitalization and intellectualization of the whole process, all elements and all participants of the assembled steel structure building are realized by combining an advanced industrial and visual smart manufacturing method and integrating systems such as an industrial chain process, data, technology, business, personnel and the like, and the intelligent construction is finally realized after the building product is subjected to digital design simulation through cloud integrated shared resources.

The intelligent design and industrialized construction cloud platform of the assembled lightweight steel structure building is created in domestic and foreign synchronization, and the BIM design technology and the digital twin, big data algorithm, artificial intelligent Internet of things, block chain, industrial Internet platform, green safety building and other technologies are integrated, so that the developed assembled lightweight steel structure building cloud platform really becomes an intelligent design and intelligent construction system, a digital service platform facing to an assembled lightweight steel structure building service ecological chain is constructed, the most suitable building design scheme is matched, the functions of innovative design, digital driving, intelligent manufacturing, networked cooperation, personalized customization, service extension and the like are provided for enterprises and individuals, and services such as design, processing, logistics, assembly, training, finance, transaction and the like are provided; the ecological circle of the assembly type steel structure building industry is created, through a series of building design technologies and information support services, the problem of full-flow service from design to construction of the building is solved, the deep integration of informatization, industrialization and the building industry is promoted, the transformation and upgrading of the assembly type steel structure building and related industries in China are promoted by innovating and sharing economic strength, and the traditional building is really realized as digital building and intelligent building.

As shown in fig. 2, the cloud platform is composed of an assembly type building big data center and a building big data driving application service platform.

The assembly type building big data center comprises 3 big centers and 1 system, namely: the system comprises a data sharing interactive matching center, an assembly type building supply chain ecological data center, a data cloud storage center and a massive heterogeneous building database system.

The building big data driving application service platform comprises 7 big services, namely: the system comprises an intelligent design and consultation service, an intelligent processing technology application service, an intelligent assembly technology application service, an intelligent logistics technology application service, an assembly type building talent training service, a financial service application service and an assembly type building transaction service.

Intelligent design and consultation service: the method comprises the following steps of providing BIM technology-based assembly type lightweight steel structure building design software and service for enterprises, and providing targeted building design for customers; providing personalized design schemes for house types, house types and functions; and establishing an authoritative building design expert base, and providing consultation service for the requirements and problems of the clients.

The intelligent processing technology application service comprises the following steps: by collecting data of an intelligent design analysis platform and an intelligent construction management platform data center, according to the standard of an assembly type steel structure building, processing technology data analysis is implemented, intelligent processing technology application is provided, intelligent processing of components is realized according to the sequence of assembly construction, technical support is provided for processing enterprises, the processing precision and the processing efficiency of the components are improved, and the requirement of building performance indexes is met.

Intelligent assembly technology application service: the method mainly provides assembly technical support and database sharing, and provides an assembly scheme, field intelligent scheduling and analysis decision for construction enterprises by using a data exchange matching center, so that the assembly efficiency and the assembly quality are improved.

The intelligent logistics technology application service comprises the following steps: automatically generating a model and a BOM list by constructing intelligent deep design and modeling and one code; the logistics system analysis decision and intelligent execution capacity is provided, the functions of product traceability, safe transportation and route optimization are provided for logistics companies, and the accuracy and the transportation efficiency of transportation components are improved.

Assembly type building talent training service: the system provides lightweight design technology, intelligent processing technology and intelligent assembly technology professional training of the fabricated steel structure building for the building enterprise, improves professional ability of employees, helps the enterprise solve the problem of insufficient professional ability of the employees, and improves enterprise operation ability.

Financial service application service: the system mainly provides financing and lease services for cloud platform members, and is characterized in that firstly, a house building loan is provided for construction demand enterprises/individuals, a mobile fund loan is provided for construction contractors, and services such as equipment financing lease and the like are provided for construction production, processing and assembly construction enterprises; the financial service of the industrial supply chain is provided, the exclusive financial product is designed according to the online ordering and offline transaction of the user, the enterprise property and the qualification condition, and the enterprise and the individual are helped to solve the fund problem flexibly, conveniently, quickly and efficiently.

Assembly building transaction service business: provides one-stop transaction service for all sides of building business and platform members.

The characteristics of the key technology peculiar to the product

(1) The method comprises the following steps of (1) assembling design model based on digital twin technology and industrial ecological supply chain technology applying ALoT:

the method comprises the steps of carrying out precise label and virtualization model design on various physical attributes and data parameters of the fabricated lightweight steel structure building by adopting a digital twin technology, customizing labels for a standard and standard database of the building industry, establishing a design and regulation evaluation system, and enabling a designer to quickly and deeply know customer requirements and quickly match and position house types through a digital model;

the method comprises the steps of carrying out multidimensional data labeling on supply information of an assembly type steel structure building industrial chain enterprise in a platform database, establishing an enterprise ecological supply and service level assessment system, automatically analyzing, fusing and interacting by applying an artificial intelligence internet of things technology on the basis of deep knowledge mining on various data such as building house types, building drawings, building models, building appearances, building interior decoration, customer demands, supplier information and the like, realizing quick and accurate butt joint of the customer demands and the assembly type steel structure building integrated service, improving the matching efficiency of the platform and improving the platform singleness rate. As shown in fig. 3.

(2) The unstructured data rapid retrieval technology based on the LSH nearest neighbor search algorithm comprises the following steps:

high-dimensional architectural design data are mapped to a low-dimensional feature space by using a Hash table by using LocalitySensitiveHashing (LSH), and a corresponding Hash value can be used as a signature of BIM data in the low-dimensional feature space; the multi-layer tree-shaped (or forest-shaped) structure is utilized to realize parallel processing and concurrent control, the hash search time complexity is only O (1), a large amount of building drawing data and related technical data can be classified, an automatic matching modeling function is provided for the assembly type building module, the quick and efficient intelligent building scheme design and the quick search, accurate matching and optimized assembly of large-scale building parameters are realized, and the search and search time of a large amount of building data is saved. As shown in fig. 4.

(3) The digital design technology of the assembled steel structure building based on the building information model, artificial intelligence and machine deep learning comprises the following steps:

firstly, develop the digital design module based on building information model, the application of each specialty of overall building industry chain, through building information model the collision problem of building construction earlier stage to each specialty coordinate, generate and provide coordination data, realize integrated design, through the mould process of parameterization, constitute the parameter subassembly such as wall, post, roof beam, board with the geometric information group, carry information such as geometric information and material, cost, service life and get through the interactive dataflow of production, assembly. As shown in fig. 5.

Secondly, building modeling and spatial layout intelligent optimization design technology based on artificial intelligence and machine deep learning is developed, a building is automatically modularized and split according to functions, functional modules with similar specification parameters and styles are classified by utilizing a big data automatic difference algorithm, and a building modeling and outer vertical face effect digital design database is established; by utilizing the convolutional neural network technology, a large number of building function modules and data information are subjected to deep machine learning, the matching of digital design parameters such as building house types, main body structures, water and electricity pipe networks and the like with user requirements is realized, and a design evaluation system and house type planes, vertical planes and 3D visual effect graphs optimally sorted according to user preferences are automatically generated. As shown in fig. 6.

Thirdly, developing the collaborative design software of the assembled building, researching data output, input formats and data transmission algorithms among different buildings and processing software of Revit, tekla and Solidwork, realizing accurate data reading and lossless data transmission among different software, developing a collaborative design module by combining a BIM technology, realizing the effects of data interconnection and intercommunication and multi-software collaborative design in the processes of 3D modeling, calculation and component part processing, and finally realizing that all design contents and visual effect diagrams of buildings, structures, water and electricity, equipment systems and the like can be completed by only building a BIM model once in the whole design process, thereby effectively saving the design time by more than 90%. As shown in fig. 7.

(4) Assembly type building cloud service platform based on Web service and cloud environment data analysis platform core algorithm

Developing a cloud service platform based on Web service, and improving the flexibility, compatibility and efficiency of development by utilizing multiple programming languages such as JavaScript, python, java, C #, C + +, PHP, perl, etc.; the communication function of the Web application program and the server adopts XML and JSON independent of programming language as a data conversion format and uses Django, mongoDB, apache and Apache spark engines to ensure the compatibility, safety, functionality, rapid development and other requirements of a platform system; developing a core algorithm of a data base platform, adopting a distributed system infrastructure (Hadoop) as an offline analysis platform, adopting a distributed fault-tolerant real-time computing system (Storm) as an online real-time analysis platform, and processing messages in real time and updating a database; a cloud storage key algorithm is developed, a plurality of storage modes are mixed, and data are stored in the HDFS, the database and the NoSQL database. As shown in fig. 8.

(5) BIM technology-based industrial construction cooperation technology

Building a component library and a process construction method library by using BIM software, integrating project construction conditions and standard rules into a BIM design scheme to build a BIM model, assisting in collision check between component parts and electromechanics in the design process of an assembly building, optimizing the split design of the component parts to form a component part processing diagram, guiding factory processing, modularized assembly progress management, intelligent management and safety management by using a BIM5D technology, feeding back field construction conditions and performing dynamic management by using mobile terminal data,

meanwhile, a device data driving algorithm is developed to generate intelligent processing data meeting the stress and construction requirements, and automatic production can be realized after the intelligent processing data is connected with intelligent processing equipment; the method comprises the steps of developing a lightweight steel structure safety design and optimization algorithm, automatically generating a main steel structure model and calling a structure calculation function to check the structure safety after the building model is determined, and giving a prompt to the unreasonable and wrong places of the structure by the system until a structure calculation book is generated after the checking is not wrong. As shown in fig. 9.

(6) Assembled steel structure lightweight design technology

On one hand, a bending moment structure and an axial force structure are taken as main parts, concept design is carried out, the height of a structural section is calculated, component layout is carried out by adopting short-distance force transfer, morphology and topology, and lightweight design is carried out by adopting the principle of miniaturization of a central node; on the other hand, based on high-strength light materials such as light H-shaped steel, thin-wall steel pipes and cold-formed thin-wall steel, space arrangement and node structures are reasonably optimized, rigidity is improved by arranging eccentric supports such as X-shaped supports, herringbone supports and W-shaped supports among columns, the design requirements of earthquake resistance and wind resistance are met, meanwhile, the maximum stress value on the maximum internal force section is controlled not to exceed the design strength value of the materials, light weight, high strength and high ductility of components are achieved, and light weight design of the whole house is achieved.

(7) Information security and credit management system based on block chain technology

Based on the characteristics of block chain distributed data, the distributed database is adopted, the whole database and the complete historical records thereof can be accessed, and the information security system of the platform is established through distributed data storage, point-to-point transmission and an encryption algorithm, so that the trust degrees of customers, suppliers and the platform are improved; meanwhile, a mode of combining various algorithms is adopted, so that data cannot be tampered and traced, and the safety of platform transaction information is realized.

(8) Assembly type building professional talent on-line training software

The method is characterized by developing the on-line training software of the assembly type building, adopting a double-angle video technology and a database sharing technology, carrying out on-line training on assembly type building personnel by one-stop course service, improving professional ability and cultivating assembly type building professional talents in a customized manner. As shown in fig. 10.

(9) Building data standardization system based on cloud computing

The cloud computing technology is adopted to construct a building data standard by analyzing the technical current situation and the design requirement, and realize the design of a data standardization system, the architecture design of a data standardization application platform, the design of a data updating and maintaining mechanism and the design of a data standardization public service platform. As shown in fig. 11.

Building data storage center based on cloud environment in charge of red (R)

A large-batch data integration service platform is developed, a platform framework consists of a data integration service layer, a basic data warehouse layer, a data application layer and a data portal layer, global unified storage and service for building basic data are provided, comprehensive management and comprehensive application of the building data are realized, data support is provided for information services of industrial chain enterprises and clients such as assembly steel structure building design, processing, assembly and logistics, and auxiliary decision support is provided for general contractors of engineering and government building examination departments. As shown in fig. 12.

The intelligent design and industrialized construction cloud platform of the assembled lightweight steel structure building fully digests and absorbs the advanced technology of the cloud platform of the assembled lightweight steel structure building abroad, adopts multiple core key technologies such as ' an assembled design model based on a digital twin technology and an industrial ecological supply chain technology applying ALoT ' which are independently innovated and researched, an unstructured data rapid retrieval technology based on an LSH nearest neighbor search algorithm ', and ' an assembled building digital design technology based on a building information model, artificial intelligence and machine deep learning ', and effectively solves the outstanding problems of ' lightweight, modularization and integration design level, design, processing and assembly integration degree, technical specification and standardized management, professional technical talents, service platform function ' and the like universally existing in the assembled lightweight steel structure building industry.

Higher technical parameter indexes and internal control standards are formulated, and the requirements of technical standards from platform architecture and functional module research and development, software development and operation test can be met; the interactive sharing of links such as planning and designing, production and transportation, installation and construction of the fabricated building is enhanced by using the BIM technology and the sensing technology of the Internet of things, the multilateral cooperative integrated application taking the project as the core is formed, the construction cost is reduced, and the construction efficiency and the construction quality are improved.

The designed intelligent design and consultation, intelligent processing technology, intelligent logistics technology, intelligent assembly technology, financial service, assembly type building talent training and assembly type building transaction are independent of each other to form a professional service platform with certain characteristics, and all large function templates are organically connected together through the technologies such as a block chain, a digital twin, big data, artificial intelligence, a cloud environment, cloud computing, a BIM technology and the like to be mutually intersected, shared, intelligently matched and guaranteed to enable project products to simultaneously have the functions of steel structure lightweight and digital design, component intelligent processing, assembly type design, production and construction integrated cooperative management, assembly type steel structure building standardized systems and service systems, talent online training and the like, so that the digital industrial service platform becomes a full life cycle management, full flow service oriented to assembly type steel structure buildings and truly realizes intelligent design and intelligent construction.

The method comprises the steps that an assembly type design model of a digital twinning technology is applied, various physical attributes and data parameters of an assembly type lightweight steel structure building are subjected to precision labeling and virtualization model design, LSH is adopted to map high-dimensional building design data to a low-dimensional feature space through a Hash table, and a corresponding Hash value can be used as a signature of BIM data in the low-dimensional space to provide an automatic matching modeling function for an assembly type building module; the lightweight design technology software of the assembly type light steel structure is developed autonomously, the spatial arrangement and the node structure are optimized reasonably, the maximum stress value on the maximum internal force section is controlled not to exceed the design strength value of the material, the lightweight, high strength and high ductility of the member are realized, the lightweight design of the whole house is realized, and the problem of low lightweight, modularization and integration design level is solved; by utilizing an assembly type building digital design technology of a building information model, artificial intelligence and machine deep learning and an industrial construction cooperation technology based on a BIM technology, the cooperation management of design, production, logistics and assembly is realized, and the problem of low integration degree of design, processing and assembly is solved; the method is characterized in that a cloud computing technology is innovatively adopted, a building data standard system is constructed by analyzing the technical current situation and the design requirement, and the problem of non-uniform technical specification and standardized management is solved; the method has the advantages that the artificial intelligence technology is applied, efficient on-line training software for the fabricated lightweight steel structure building is customized and developed according to different stages, the technical level of professionals in all links of the fabricated lightweight steel structure building is improved, and the problem of 'lack of professional technical talents' is solved; the cloud environment construction data center is applied to globally and uniformly store and serve basic data of the fabricated lightweight steel structure building, so that comprehensive management and comprehensive application of the platform are realized, and the problem of incomplete functions of the service platform is solved; the intelligent design and industrial construction cloud platform of the assembly type lightweight steel structure building with the independent intellectual property is developed by integrating the innovations of 'digital twinning, block chaining, big data, cloud environment, cloud computing, BIM technology and intellectualization', the intelligent design and intelligent construction capabilities of the assembly type lightweight steel structure building with the independent intellectual property are provided for the assembly type steel structure building in China, and the safe, green and energy-saving development of the assembly type building is promoted.

Technically, the project initiatively integrates advanced technologies such as an assembly design model based on a digital twin technology, an industrial ecological supply chain technology applying ALoT, an unstructured data rapid retrieval technology based on an LSH nearest neighbor search algorithm, an assembly building digital design technology based on a building information model, artificial intelligence and machine deep learning, an industrial building cooperation technology based on a BIM technology, a lightweight design technology of an assembly light steel structure and the like, so that the developed assembly lightweight steel structure building platform really becomes an intelligent system platform with multi-technology fusion and multi-system fusion.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that various changes, modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention, and all are intended to be included within the scope of the invention.

Claims

1. Assembly type lightweight steel construction building wisdom design and industrialization build cloud platform, its characterized in that includes:

2. The intelligent design and industrial building cloud platform of assembled lightweight steel structure building of claim 1, wherein: in order to realize the butt joint of customer requirements and integrated services of the fabricated steel structure building, the assembled design model based on the digital twin technology and the industry ecological supply chain technology applying ALoT are adopted according to the butt joint of the customer requirements and the integrated services of the fabricated steel structure building, the digital twin technology is adopted to carry out the design of precision labels and virtualization models on various physical attributes and data parameters of the fabricated lightweight steel structure building, the labels are customized for a building industry standard and standard database, a design and regulation evaluation system is established, the enterprise supply information of the assembled steel structure building industrial chain in a platform database is subjected to multi-dimensional data labels, an enterprise ecological supply and service level evaluation system is established, and the artificial intelligent Internet of things technology is applied to automatically analyze, fuse and interact on the basis of carrying out deep knowledge mining on various data such as building house types, drawings, building models, building appearances, building interior decorations, customer requirements and supplier information.

3. The intelligent design and industrial building cloud platform of assembled lightweight steel structure building of claim 2, wherein: the method provides an automatic matching modeling function for an assembly type building module, realizes intelligent building scheme design and large-scale building parameter searching, matching and assembling, adopts an unstructured data rapid retrieval technology based on an LSH nearest neighbor searching algorithm, adopts LSH to map high-dimensional building design data to a low-dimensional feature space by utilizing a hash table, takes a corresponding hash value as a signature of BIM data in the low-dimensional space, realizes parallel processing and concurrency control by utilizing multilayer tree-shaped and forest-shaped structures, has hash searching time complexity of O (1), and classifies building drawing data and technical data.

4. The intelligent design and industrial building cloud platform of assembled lightweight steel structure building of claim 3, wherein: in order to realize integrated design, through parameterized molding process, a geometric information group is formed into a parameter component, and carries information such as geometric information, material, cost, service life and the like to open up interactive data stream for production and assembly, an assembly type steel structure building digital design technology based on a building information model, artificial intelligence and machine deep learning is adopted, a digital design module based on the building information model is developed, all professional applications of a building industrial chain are integrated, collision problems are coordinated in the early stage of building construction through the building information model, coordination data are generated and provided to realize integrated design, through parameterized molding process, the geometric information group is formed into the parameter component, carries information such as geometric information, material, cost, service life and the like to open up interactive data stream for production and assembly

The method comprises the steps of developing an intelligent optimization design technology of building modeling and spatial layout based on artificial intelligence and machine deep learning, automatically modularizing and splitting a building according to functions, classifying functional modules with similar specification parameters and styles by using a big data automatic difference algorithm, establishing a building modeling and outer vertical surface effect digital design database, performing deep machine learning on the building functional modules and data by using a convolutional neural network technology, matching the digital design parameters such as building house types, main body structures and water and power pipe networks with user requirements, and automatically generating a design evaluation system, a house type plane, a building vertical surface and a 3D visual effect graph which are optimally ordered according to user preferences;

the method comprises the steps of developing assembly type building collaborative design software, researching data output and input formats and data transmission algorithms among different buildings and processing software, realizing accurate data reading and lossless transmission among different software, developing a collaborative design module by combining a BIM (building information modeling) technology, realizing the effects of data interconnection and intercommunication and multi-software collaborative design in the processes of 3D modeling, calculation and component part processing, and finally completing all design contents and visual effect diagrams of buildings, structures, hydropower and all equipment systems.

5. The intelligent design and industrial building cloud platform for assembled lightweight steel-structured buildings according to claim 4, wherein: the data storage adopts an assembly type building cloud service platform based on a Web service and cloud environment data analysis platform core algorithm, a cloud service platform based on the Web service is developed, a data base platform core algorithm is developed, a distributed system infrastructure is used as an off-line analysis platform, a distributed fault-tolerant real-time computing system is used as an on-line real-time analysis platform, messages are processed in real time and a database is updated, a cloud storage key algorithm is developed, and a plurality of storage modes are mixed for use.

6. The intelligent design and industrial building cloud platform of assembled lightweight steel structure building of claim 5, wherein: in order to feed back the field construction condition and carry out dynamic management through mobile terminal data, a BIM technology-based industrialized construction cooperation technology is adopted, BIM software is used for creating a component part library and a process construction method library, project construction conditions and standard rules are merged into a BIM design scheme for building a BIM model, collision check of component parts and electromechanics is assisted in the design process of an assembly type building, the component part splitting design is optimized, a component part processing diagram is formed, and BIM5D technology is used for guiding factory processing, modularized assembly progress management, intelligent management and safety management.

7. The intelligent design and industrial building cloud platform of assembled lightweight steel structure building of claim 6, wherein: in order to realize the lightweight design of the whole house, a device data driving algorithm is developed simultaneously, intelligent processing data meeting stress and construction requirements are generated, automatic production is realized after the intelligent processing data are connected with intelligent processing equipment, lightweight steel structure safety design and optimization algorithms are developed, after the building shape is determined, a main steel structure model is automatically generated, a structure calculation function is called to perform structure safety check, and unreasonable and wrong places of the structure are prompted until no error is found in the check, and a structure calculation book is generated.

8. The intelligent design and industrial building cloud platform of assembled lightweight steel structure building of claim 7, wherein: in order to satisfy the design requirement of antidetonation and anti-wind, the maximum stress value on the biggest internal force cross-section of simultaneous control does not exceed the design intensity value of material, research and development design simulation software, mainly moment of flexure structure and axial force structure, carry out the conceptual design, calculate the structure cross-section height, adopt short distance biography power, morphology and topology carry out the component overall arrangement, the lightweight design is carried out to the miniaturized principle of central node, based on high strength light material, rationally optimize spatial arrangement and node structure, improve rigidity through set up eccentric support between the post, satisfy the design requirement of antidetonation and anti-wind, the maximum stress value on the biggest internal force cross-section of simultaneous control does not exceed the design intensity value of material.

9. The intelligent design and industrial building cloud platform for assembled lightweight steel-structured buildings according to claim 8, wherein: in order to realize the safety of platform transaction information, an information safety and credit management system based on a block chain technology is adopted, a distributed database is adopted based on the characteristics of block chain distributed data, the whole database and the complete historical records thereof are accessed, the information safety system of the platform is established through distributed data storage, point-to-point transmission and encryption algorithms, and meanwhile, a mode of combining various algorithms is adopted to ensure that the data cannot be tampered and traced;

10. The intelligent design and industrial building cloud platform for the assembled lightweight steel-structured building according to claim 1, wherein: the design and consultation module is used for providing fabricated lightweight steel structure building design software and service based on the BIM technology for a client, providing personalized design schemes for house types, house types and functions, providing targeted building design for the client, establishing an authoritative building design expert library and providing consultation service for the client;

the assembly technology application module is used for providing assembly technology support and database sharing, and providing an assembly scheme, on-site intelligent scheduling and analysis decision for a client by using a data exchange matching center;

the transaction service module provides one-stop transaction service for the customers.