Among the typical cases released this time, there are 20 innovation service cases of independent innovation digital design software, 29 innovation service cases of intelligent production line of parts and components, 42 innovation service cases of intelligent construction management system, 20 innovation service cases of Internet platform of construction industry, and 13 innovation service cases of intelligent construction equipment such as construction robot.

BIM based collaborative management and control integration system for precast building design 5.

It is the BIM precast building design software with domestic independent intellectual property rights.

A variety of precast component types such as bay window, ALC wallboard, beam and partition wall are built in, and free design tools for special-shaped precast components are provided to facilitate users to expand by themselves; At the same time, cooperate with Yuanda, Sany construction engineering, country garden, CSCEC technology and other enterprises to develop corresponding component types to meet the automatic design requirements of various systems.

2.

Figure 1 content composition and relationship architecture of precast building design software system (II) key technical and economic indicators compared with the traditional design method, the design efficiency of precast building with pkpm-pc can be improved by more than 20%, and the occurrence of “errors, omissions and defects” can be greatly reduced, and the design accuracy can be greatly improved.

The software focuses on solving the problems of precast building scheme design and deepening design based on BIM Technology, with built-in national standard precast parts library, and provides modules such as intelligent component splitting, full discipline collaborative design, structural calculation and analysis, component deepening and detail generation, collision inspection, equipment opening and pipeline embedding, assembly rate statistics and material statistics, design data relay production equipment, etc.

All software codes are independently controllable.

This issue is the innovative service case of independent innovative digital design software (I): 1.

Realize the integrated application of design and production data, and realize the automatic connection between design and production data through the information transmission with production management..

The purpose is to summarize and promote the replicable experience and practices of intelligent construction, and guide local competent housing and urban and rural construction departments and enterprises to comprehensively understand and scientifically select intelligent construction technologies and products.

Innovate the intelligent, refined and integrated design mode of precast buildings.

It is more efficient than traditional design and other general BIM software design.

4.

The professional BIM software pkpm-pc software with domestic independent intellectual property rights is based on the independent bimbase platform, which realizes the independent localization of the core engine, professional platform and professional modules.

After enterprise application, local recommendation and expert review, recently, the Ministry of housing and urban rural development determined and released the first batch of 124 typical cases of intelligent construction new technology, new product innovation services.

124 typical cases of innovative services of new technologies and new products of intelligent construction are introduced in detail in batches.

Application of “intelligent assembly” BIM design platform in the design of precast laminated shear wall structure 3 Application of “beepc” software in the in-depth design of precast concrete building projects 4.

Adapt to the national and local precast building system pkpm-pc, integrate the national standards, establish a perfect, unified and complete design system, integrate the standardized components including walls, beams, columns, floors, cantilever plates and stairs into the splitting design process, realize automatic splitting and reinforcement design, and manage the precast components parametrically; Combined with the assembly development in various places, the characteristic components are gradually improved.

Pkpm-pc software can realize the smooth display and editing of large-scale models and drawings on low configuration computers, and support the generation of thousands of drawings at the same time, Realize the “second out” of the drawing.

02 case application scenarios and technical product features (I) key points of case technical scheme software establishes an open parametric standard precast component and part library based on BIM platform by using distributed database technology according to database design principles and precast building component standards, provides visual and parametric assembly methods, and can realize intelligent disassembly and assembly of precast components; The software provides multi-disciplinary collaborative design mode, integrates multi-disciplinary information through BIM model, and completes the automatic mapping of precast component details.

Bimbase platform breaks through the key core technologies such as optimal storage and display of large-scale geometry, and provides an important basis for the fine design of precast buildings.

（3） Innovation 1.

Pkpm-pc software can quickly complete the whole process design of precast buildings, including scheme, splitting, calculation, statistics, deepening, construction drawings and processing details, according to the characteristics of refined, integrated and multi-disciplinary integration of precast buildings; It can realize intelligent splitting, intelligent statistics, intelligent search of reinforcement collision points, intelligent generation of equipment openings and embedded pipelines, intelligent merging of components, real-time statistics of prefabrication rate and assembly rate, automatic generation of various construction drawings and component details, automatic generation of component material list, and direct import of design data into production and processing equipment.

Plate Rebar Anchor

Application practice of BIM based precast building design software pkpm-pc 2.

Compared with foreign BIM software, the geometry engine, display engine and data engine of the independent bimbase platform are optimized according to the characteristics of construction engineering, providing an on-demand dynamic loading mechanism and occupying less resources.

The relationship between the contents of each part is shown in the figure below.

3.

Application of “Tonglei” 3d3ssolid software in the in-depth design of steel structures 01 case introduction to BIM based precast building design software pkpm-pc (hereinafter referred to as pkpm-pc), As the achievement of “BIM based precast building system application technology” in the national key R & D program of the 13th five year plan, based on the independent bimbase platform, facing design, production, scientific research institutions and colleges and universities, according to the whole process integrated design idea, integrating standardized and intelligent technology can greatly improve the whole process design efficiency of precast buildings.