CN114266145A - Intelligent construction-oriented process flow digitization method - Google Patents
Intelligent construction-oriented process flow digitization method Download PDFInfo
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Abstract
The invention provides an intelligent construction-oriented process flow digitization method, which comprises the following steps: s1, forming a construction process design model which contains a three-dimensional geometric model, attribute information and annotation information and is continuously derived along with time according to the requirements of the construction process in the design stage; s2, forming a structured construction process information model according to the process preparation information, the constraint element, the resource element, the process activity information and the process product information of the design stage and the construction stage; s3, combining the construction process design model and the construction process information model to form a construction process model; s4, performing construction process-oriented process information expression based on the construction process model; and S5, forming an interactive construction operation instruction book for guiding the construction process of the building engineering. The method of the invention standardizes the construction process flow in the construction process, adopts the technical form of three-dimensional visualization, visually displays the process information in the construction process, and realizes the effective control of the construction quality and the process quality of the building engineering.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a building engineering process flow digitalization method for intelligent construction.
Background
The construction quality of the current building engineering is controlled by lacking a digital, scientific and visual expression method in the early construction and construction processes. With the continuous expansion of the quantity and scale of the construction engineering, digitization gradually becomes the key direction of the development of the construction industry, the digitization of the process flow is beneficial to improving the construction quality of the construction engineering, the construction quality directly influences the quality of the construction engineering, the construction period of the construction engineering, the service life of the building, and the economic cost in the construction process. Meanwhile, digitization is the foundation and the premise for realizing intellectualization, and the intellectualization can be achieved only by realizing digitization and fusing new technologies such as big data, cloud computing, artificial intelligence and the Internet of things, so that the intelligent construction in the building field is realized.
The process flow in the current construction enterprise expression construction process mainly adopts a mode of taking a two-dimensional drawing and a construction process file as main materials and a building information model as auxiliary comprehension, and the following problems mainly exist:
(1) although the building information model can visually and clearly show the geometric structure, the building information model cannot correlate process information such as operation standards and technical requirements in the construction process and cannot be used for directly guiding a construction site, and meanwhile, information transmission between a design stage and a construction stage is too complicated, and adjustment of the process information is not facilitated.
(2) The expression mode using characters, pictures, construction animations and the like as carriers has the defects of inconsistent construction standards, lack of reusability of process procedures, lack of construction guiding data, insufficient space property of the characters and the pictures, poor interactivity of the construction animations and the like.
(3) The advantages of the building information model cannot be fully exerted, and the aspects of construction quality, cost, progress and the like are integrated into the process flow.
Disclosure of Invention
The invention provides an intelligent construction-oriented process flow digitization method, which solves the problems of insufficient visibility, poor interactivity, low digitization degree, inconvenient information transmission and the like in the current process flow technology so as to improve the problems in the construction engineering digitization process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a process flow digitization method for intelligent construction comprises the following steps:
s1, forming a construction process design model which contains a three-dimensional geometric model, attribute information and annotation information and is continuously derived along with time according to the requirements of the construction process in the design stage;
s2, forming a structured construction process information model according to process preparation information, constraint elements, resource elements, process activity information and process product information from a design stage to a construction stage;
s3, combining the construction process design model and the construction process information model to form a construction process model;
s4, performing construction process-oriented process information expression based on the construction process model;
and S5, forming an interactive construction operation instruction book for guiding the construction process of the building engineering.
Further, the S1 includes:
s1-1, the three-dimensional geometric model mainly comprises product entity geometric information and primitive entity geometric information; the attribute information mainly comprises material and surface roughness information; the annotation information mainly comprises size marking and identification data information;
s1-2, the construction process design model maps the design requirements, construction sequence and operation process, keeps the consistency with the actual construction method, reflects the process and geometric evolution of the construction process, and can be parameterized and called to realize the reuse of the construction process design model.
Further, the S2 includes:
s2-1, the process preparation information is the description of the output product of the previous process flow, namely the input object of the process flow; the constraint elements represent construction drawings, design specifications, technical methods, quality standards, safety measures and other measures for controlling the construction process and the product quality; the resource elements represent managers and labors, construction machines and detection equipment, building materials and structural parts which are input in the construction process; the process activity information represents process division and process content of the construction process flow; the process product information is the description of the process output product;
s2-2, dividing the construction process information model into a process information layer, a procedure information layer and a procedure information layer according to the hierarchy of the process, and respectively defining process information, procedure information and corresponding attribute information in the construction process of the building product; the process information layer represents the final delivery state of the process activities and comprises input resources, construction activities and output process files; the process information layer is used for dividing the process information content according to the process type, and the process information models of the process information layer are combined into a construction process information model; the process information layer is divided according to the construction sequence, the process information model reflects the intermediate state of each process construction and the refined expression of process information, and the evolution of the construction process is ensured;
s2-3, the three-dimensional geometric model in the construction process design model is the entity characteristic of the corresponding information model, and the attribute information in the design model is restricted to the process information of the corresponding information model, so that the combination of the non-geometric information and the geometric model is realized.
Further, the S3 includes:
on the basis of structural definition of construction process information, combining the process information oriented to the construction process in a construction process design model to form a construction process model CPM, wherein the model comprises a data core of the whole construction process flow and is defined as a triple;
CPM＝{M,I,R}
in the formula: m is a construction process design model, which is the concrete embodiment of the construction process on the structure design and structure; i is a construction process information model which is a database of construction process information and a carrier of complete process information; and R is an expression mode of the process information on the three-dimensional geometric model, namely an association mechanism of the design model and the information model.
Further, the S4 includes:
the method comprises the steps of selecting a construction process design model of a key process step, mapping corresponding construction process information, creating a key frame of the construction process model to express the process that discrete construction process information is derived along with time, and meanwhile, connecting the key frame in series along a time axis to express the evolution process of the geometric shape of a product along with time.
Further, the S5 includes:
s5-1, embedding the three-dimensional visual model into each construction operation link according to the structured discrete operation guide information to form an interactive construction operation guide book for guiding the construction of the building engineering, wherein the guide book has the functions of format templating, three-dimensional visualization, content refinement and interactivity;
and S5-2, acquiring the process information of the process according to the process name in the operation instruction book, and deepening the understanding of the machines, the materials and the operation points by combining the interaction with the three-dimensional model in the operation instruction book.
Further, the S4 includes:
S4-A, regarding the construction process flow as a discrete dynamic process, consisting of a plurality of working procedure step key frames, and discretely expressing the process that the construction process information changes along with the time;
S4-B, the key frame of the construction process information corresponds to the process design model M in the construction process model CPMiBut with MiIn contrast, a key frame is a geometric object with a "value," which is the process information associated with the key frame.
Further, the S5 includes:
S5-A, when the operation instruction book is compiled, a uniform format template is formed, so that the operation instruction book is convenient to change and reuse;
S5-B, combining the operation instruction book with the interactive three-dimensional view model, and giving the instruction book three-dimensional interactive visualization characteristics;
S5-C, associating the refined character information, the picture and the construction animation with the process model, filtering unnecessary construction information and refining the operation instruction;
and S5-D, forming a function of controlling the three-dimensional view product, and realizing the customization and interactive expression of information.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:
(1) compared with the traditional two-dimensional expression technology, the method has the advantages that the structured and standardized three-dimensional information model is used as a carrier for construction process propagation, information transmission is smoother, design intentions are easier to understand, coordination among different departments is more efficient, process knowledge propagation efficiency is improved, and process information is recycled.
(2) The method dynamically expresses the process of the discrete construction process changing along with time through the key frame technology, expresses the construction method, simultaneously embodies the construction process, changes the defects of static state and no process of the traditional expression technology, improves the understanding degree of constructors and managers on the construction process, reduces common quality problems and lowers the economic cost.
(3) The deepening design of different nodes is carried out through a visual three-dimensional model, the detailed and practical and three-dimensional display of detail structures is realized, the fine construction of detail key nodes is realized, and the construction management and construction efficiency is improved.
(4) Through the lightweight three-dimensional information model, the advantages of the building information model are fully exerted, the constraint of various modeling software is broken away, the construction information and the construction quality are integrated into the process flow, the process information is recycled, the process information manufacturing time is saved, and the economic cost is further saved.
(5) The complete construction process information expression is carried out through the process information in the design stage and the construction stage, the construction technology bottom crossing and the construction quality control are convenient to carry out, the visual, dynamic and interactive process control of a construction site is realized, the problems of quality defects, rework and the like caused by the understanding deviation of the construction process are reduced, the construction quality control level of the construction industry is improved, the production efficiency is improved, and the method is a traditional construction to intelligent construction exploration.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a diagram of the constituent elements of a construction process design model;
FIG. 3 is a process of dynamic derivation of a construction process design model;
FIG. 4 is a diagram of the constituent elements of a construction process information model;
FIG. 5 is a process of dynamic derivation of a construction process model;
FIG. 6 is a structural frame of an embodiment;
FIG. 7 is an XML-based model diagram of construction process information;
FIG. 8 is a partial data description diagram of an XML-based construction process information model;
FIG. 9 is a diagram of the constituent elements of an MBD data set;
FIG. 10 is a flow chart of the construction process of the filler wall masonry project;
FIG. 11 is a detailed view of a typical process flow for infilled wall masonry;
FIG. 12 is a key frame view set for a infilled wall masonry construction process;
FIG. 13 is a key frame view of a filler wall masonry tie bar;
FIG. 14 is a infill wall masonry construction process animation segment;
FIG. 15 is an interactive construction work instruction control code;
FIG. 16 is an interactive construction work instruction process template;
FIG. 17 is an interactive construction work instruction process template;
FIG. 18 is a schematic view of an interactive construction manual process template for a filler wall masonry;
fig. 19 is a filler wall masonry interactive construction instructions procedure template.
Detailed Description
The process flow digitization method for intelligent construction provided by the invention is further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent in conjunction with the following description. It should be noted that the embodiments described below with reference to the drawings are illustrative and are only for explaining the present invention, and are not to be construed as limiting the present invention.
A process flow digitization method for intelligent construction, as shown in FIG. 1, includes the following steps:
s1, forming a construction process design model which contains a three-dimensional geometric model, attribute information and annotation information and is continuously derived along with time according to the requirements of the construction process in the design stage;
s2, forming a structured construction process information model according to construction process preparation information, constraint elements, resource elements, process activity information and process product information from a design stage to a construction stage;
s3, combining the construction process design model and the construction process information model to form a construction process model;
s4, performing construction process-oriented process information expression based on the construction process model;
and S5, forming an interactive construction operation instruction book for guiding the construction process of the building engineering.
In the method for digitizing process flow for intelligent building, preferably, the S1 includes:
s1-1, the components of the construction process design model are shown in figure 2, and the three-dimensional geometric model mainly comprises product entity geometry, primitive entity geometry and other information; the attribute information mainly comprises information such as material, surface roughness and the like; the annotation information mainly comprises information such as size marking, identification data and the like;
s1-2, the construction process design model maps design requirements, construction sequence, operation process and the like, keeps consistency with actual construction methods, reflects the process and geometric evolution of the construction process, and can be parameterized and called to realize the reuse of the construction process design model. The dynamic derivation process of the construction process design model is shown in fig. 3. Defining the construction process design model as a three-dimensional state model which continuously changes along with time, and using MtTo show that:
in the formula: mtThe construction process design model representing the t time point comprises product entity geometry and primitive entity geometry, and the construction process design model needs to meet the specific design requirements and process requirements of a construction department on a construction object and is product instance information; t is the value of a specific time node, is used for showing the intermediate delivery state of the construction process flow, and is specifically represented as a finished node of a certain process or working step. GiRepresenting a three-dimensional geometric model;
attribute information representing an instance; mkAnnotation information representing the instance.
In the method for digitizing process flow for intelligent building, preferably, the S2 includes:
s2-1, the process preparation information is the description of the output product of the previous process flow, namely the input object of the process flow; the constraint elements represent construction drawings, design specifications, technical methods, quality standards, safety measures and other measures (finished product protection, environmental protection and green construction) for controlling the construction process and the product quality; the resource elements represent managers and labors, construction machines and detection equipment, building materials and structural parts which are input in the construction process; the process activity information represents process division and process content of the construction process flow; the process product information is the description of the process output product;
s2-2, the construction process information model is divided into a process information layer, a procedure information layer and a procedure information layer according to the hierarchy of the process as shown in figure 4, and the process information, the procedure information and the corresponding attribute information in the construction process of the building product are respectively defined. The process information layer represents the final delivery state of the process activities and comprises input resources, construction activities and output process files; the process information layer is used for dividing the process information content according to the process type, and the process information models of the process information layer are combined into a construction process information model; the process information layer is divided according to the construction sequence, the process information model reflects the intermediate state of each process construction and the refined expression of process information, and the evolution of the construction process is ensured;
s2-3, the three-dimensional geometric model in the construction process design model is the entity characteristic of the corresponding information model, the attribute information in the design model is restricted to the process information of the corresponding information model, the combination of the non-geometric information and the geometric model is realized, and the construction process information model I is expressed as:
in the formula:
representing attribute information in a construction process design model, wherein the attribute information is process specific data generated in a design stage; IPMiProcess information included in the ith process information model is represented, and the process information includes resource information, activity information and management information; skThe step information model is used for showing the construction process of the ith procedure;
and dividing according to the process types, representing the final delivery state of the ith procedure information model in the information models, and embodying the process planning and quality acceptance of the process flow.
In the method for digitizing process flow for intelligent building, preferably, the S3 includes:
on the basis of structural definition of Construction Process information, Construction Process Model (CPM) is formed by combining the Process information facing the Construction Process in a Construction Process design Model, wherein the Model comprises a data core of the whole Construction Process flow and is defined as a triple.
CPM＝{M,I,R}
In the formula: m (construction Process Design model) is a construction Process Design model, and is the concrete embodiment of the construction Process on the structure Design and structure; i (process Information model) is a construction process Information model, and is a database of construction process Information and a carrier of complete process Information; R-Relationship is the expression mode of the process information on the three-dimensional geometric model, namely the association mechanism of the design model and the information model.
In the method for digitizing process flow for intelligent building, preferably, the S4 includes:
the dynamic derivation process of the construction process model is shown in fig. 5. The method comprises the steps of selecting a construction process design model of a key process step, mapping corresponding construction process information, creating a key frame of the construction process model to express the process that discrete construction process information changes along with time, and meanwhile, connecting the key frame in series along a time axis to express the evolution process of the geometric shape of a product along with time.
In the method for digitizing process flow for intelligent building, preferably, the S5 includes:
s5-1, embedding the three-dimensional visual model into each construction operation link according to the structured discrete operation guide information to form an interactive construction operation guide book for guiding the construction of the building engineering, wherein the guide book has the functions of format templating, three-dimensional visualization, content refinement and interactivity;
and S5-2, simultaneously acquiring process information such as operation key points, construction specifications, acceptance standards and the like of the process according to the process name in the operation instruction book, and deepening understanding of construction machines, materials and operation key points by combining interaction with the three-dimensional model in the operation instruction book.
In the method for digitizing process flow for intelligent building, preferably, the S1 includes:
S1-A，Githe three-dimensional geometric information such as the shape and the spatial position of the solid geometry can be expressed as:
Gi∈G,G＝{GP,Gc}
in the formula: gp,GcRespectively representing product entity geometry and primitive entity geometry. The final delivery state of the product entity geometric description process, the process entity geometry and the process step entity geometry are geometric structures of intermediate states in the construction process, and the intermediate states of the product entity geometry are formed by reflecting the primitive entity geometry, so that the process entity geometry and the process step entity geometry are not independently created; the primitive entity geometry is divided according to the construction material type, including the material forming the product and the auxiliary construction material and the construction accessories which do not appear in the final delivery state of the product;
S1-B，
is attribute information, which represents non-geometric information of the product and the primitive, and the attribute information can be represented as:
in the formula (I); a. thet,AsRespectively representing material information and surface roughness of the product and the graphic element entity;
S1-C，Mkthree-dimensional annotation information related to entity geometry is represented in a manner of size labeling and data identification, and the information is directly labeled on the entity geometry so as to intuitively analyze the relationship between primitives, which can be represented as:
Mk∈M,M＝{Ms,Mw}
in the formula: ms,MwRespectively representing a size label and identification data; the size marking reflects the position relation between different products and graphic element entities and the size requirement of the structure; the identification data is annotation information other than the size of the supplementary explanation.
In the method for digitizing process flow for intelligent building, preferably, the S4 includes:
S4-A, the key frame is static picture, which uses static picture information to express the state of a certain time node in the object dynamic process;
S4-B, regarding the construction process flow as a discrete dynamic process, consisting of a plurality of working procedure step key frames, and discretely expressing the process that the construction process information changes along with time;
S4-C, the key frame of the construction process information corresponds to the process design model M in the construction process model CPMiBut with MiIn contrast, a key frame is a geometric object with a "value," which is the process information associated with the key frame.
In the method for digitizing process flow for intelligent building, preferably, the S5 includes:
S5-A, when the operation instruction book is compiled, a uniform format template is formed, so that the operation instruction book is convenient to change and reuse;
S5-B, combining the operation instruction book with the three-dimensional view model, and giving the instruction book three-dimensional visualization characteristics;
S5-C, associating the contents of refined character information, pictures, construction animation and the like with the process model, filtering unnecessary construction information and refining the operation instruction;
and S5-D, forming a function of controlling the three-dimensional view product, and realizing the customization and interactive expression of information.
Examples
As shown in fig. 6, the invention provides a specific implementation method for digitization of a process flow of filler wall masonry, which comprises the following steps:
s1, forming a filling wall masonry construction process design model which contains a three-dimensional geometric model, attribute information and annotation information and continuously changes along with time according to the requirements of the design stage on the filling wall masonry construction process based on the BIM platform;
s2, forming a structured construction process information model from preparation information, constraint elements, resource elements, process activity information and process product information of the construction process of the filler wall masonry from the design stage to the construction stage based on the XML technology;
s3, combining the construction process design model and the construction process information model of the filler wall masonry to form a filler wall masonry construction process model based on the MBD technology;
s4, carrying out construction process-oriented process information expression on the filler wall masonry construction process model;
and S5, forming an interactive construction work instruction book for instructing the construction process of the filler wall masonry in combination with a programming language Visual Basic for Application (VBA).
Preferably, the implementation method for digitizing the process flow of the filler wall masonry process, in which S1 includes:
s1-1, performing overall planning on the type, the number and the modeling sequence of primitives formed by a design model of the infilled wall masonry construction process according to a design drawing, a standard, construction resources, a construction flow and an operation process, then performing model creation in a BIM platform, and driving the model in a parameterized manner to realize the recycling of the design model;
s1-2, establishing a construction process design model of the filler wall masonry in the BIM platform, wherein the construction process design model mainly comprises a preliminary model, an auxiliary process model, a key process model and a construction experience model, and establishing the model in the BIM platform in a parameterization mode.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S2 includes:
s2-1, XML can extend the mark language, define data, describe the data through the structural object relation, reflect the logic association among the data;
s2-2, as shown in the figures 7 and 8, based on the XML platform, the construction process preparation information, the constraint element, the resource element, the process activity information and the process product information from the design stage to the construction stage of the filler wall masonry form a process information model, a procedure information model and a procedure information model according to the hierarchy of the process, the discrete process information is structured, and the relationship between the process information is visually expressed.
S2-3, FIG. 7 clearly and reasonably describes the structural relationship of the construction process information model, wherein each rectangular frame represents an element or attribute, the rectangular frames are connected through nodes, and the nodes describe the relationship between adjacent elements, including three relationships of Sequence (Sequence), Choice (selection) and All (All);
preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S3 includes:
s3-1, Model Based Definition (MBD) is a technology for defining digital products in manufacturing industry, and the core is to integrate product information in design and production processes through a three-dimensional Model and organize the product information in a modeled form to realize the structuring of multi-dimensional isomerization process information.
S3-2, as shown in FIG. 9, the design model, the comments and the attribute information of the filler wall masonry are formed into an MBD data set of the filler wall masonry, so as to realize the combination of the construction process design model and the construction process information model of the filler wall masonry.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S4 includes:
as shown in fig. 10, a infilled wall masonry construction process flow is combed, and a three-dimensional interactive view is created based on a infilled wall construction process model to realize the infilled wall masonry construction process information expression, wherein the three-dimensional interactive view is created mainly by the following steps: refining the process flow, carding quality and technical control points, processing a construction process model, creating a key frame view, mapping the view model and process information, and making process animation.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S5 includes:
s5-1, as shown in fig. 16 and 17, making an interactive construction work instruction based on an Excel platform, the interactive construction work instruction being composed of two parts of contents of a process and a procedure, wherein the process part is used for expressing information of a process level of a construction process flow and is composed of a header, a process content, a view control area, and a view playing area; the process part is used for expressing the information of the process level of the construction process flow and consists of a header, process contents, a view playing area and a view control area.
S5-2, as shown in the figures 18 and 19, filling various process models of the filler wall masonry according to the format of an interactive construction operation instruction book, and realizing interactive control of the three-dimensional interactive view and the process animation of the filler wall masonry in the Excel platform environment by adjusting the control codes of the view control area.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S1 includes:
S1-A, the pre-model is the product output from the previous process, i.e. the input to the process, which is the starting point of the process operation. The auxiliary process content refers to some construction measures which can be carried out in order to meet some design requirements, and the modeling of the auxiliary process content is an important component for completely expressing process flow information. The key process node is a key part for reflecting design information, and is established strictly according to design and technical requirements during modeling. The construction experience method is a specific operation method for summarizing the operation of facilitating construction quality, impression, material saving and the like in the construction process of an enterprise;
S1-B, the early stage model in this embodiment includes: concrete rectangular beams, rectangular columns and floor slabs; the auxiliary process model comprises the following steps: vertical lines, positioning lines, a leather counting rod, a plumb bob and acceptance lines; the key process model comprises the following steps: the wall body is composed of a tie bar, a bottom sand lime brick, an autoclaved aerated concrete block, a top inclined masonry, a horizontal mortar joint, a vertical mortar joint and an inclined mortar joint.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S3 includes:
and S3-A, attaching various information of the construction process information model of the filler wall masonry to the three-dimensional geometric entity and the information of the construction process design model to form the construction process model of the filler wall masonry.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S4 includes:
S4-A, wherein the view refers to a process expression state of the construction process design model integrated process information under different nodes;
S4-B, as shown in FIG. 11, refining important processes based on a typical process flow of the filler wall masonry;
S4-C, as shown in Table 1, combing the technical points and common quality problems of each procedure of the filler wall masonry;
TABLE 1 filling wall masonry construction technical key point and quality general fault table
And S4-D, taking the design model as a process visualization carrier, and associating the process information of the construction process node with the construction process design model in a corresponding view. Selecting the primitives of the same category in the view to create a selection set, and controlling the primitives appearing in the view through visibility to express a construction object and a construction sequence; selecting a mapping path for the graphic primitives of the same selection set in a texture option of the attribute panel, mapping a texture picture similar to that of an actual construction material, and performing simulation treatment on the material and the surface roughness of the operation process;
S4-E, as shown in FIG. 12, creating a key frame view of the filler wall masonry based on the refined process flow, showing the geometric state of the model of the current process by setting the visibility of the model member in the view, and simulating the dynamic process of construction;
S4-F, as shown in FIG. 13, performing multi-modal expression on process information by using a construction process design model in different views (especially key frame views) through linear marking, dimension measurement, labels, texts and images, and displaying quality control key points, detail node practices, construction sequence and mandatory treatise requirements of processes and steps;
and S4-G, as shown in FIG. 14, dynamically expressing the construction process flow through a time axis, a position key frame, an attribute key frame, a viewport key frame, a camera key frame and a Digger key frame, realizing smooth conversion of different views, and dragging the created views to corresponding positions of the time axis to realize rapid production of process animations.
Preferably, the specific implementation method for digitizing the process flow of the filler wall masonry, in which the S5 includes:
and S5-A, wherein the header of the process part is mainly used for explaining the work instruction book compiling information, such as project names, construction units, project division names, compiling personnel, auditors, compiling dates, application ranges and the like.
And S5-B, wherein the header of the process part is mainly used for explaining process information and comprises information such as a work number, a process name, process working hours, an establishment person, an auditor, an establishment date and the like.
And S5-C, wherein the process content mainly comprises information such as establishment basis, process flow, construction preparation (materials, machines and tools, operation conditions) and the like.
And S5-D, wherein the process content mainly comprises information such as a process step number, a process step name, technical points, quality control, safety measures, resource allocation and the like.
And S5-E, wherein the view playing area is mainly a control provided by a construction process model product platform, a three-dimensional visual environment is established for the operation instruction book, a three-dimensional product file of the construction process model is imported, and the content expression of the three-dimensional product file can be managed in an Excel environment.
S5-F, as shown in FIG. 15, the view control area is mainly to add command buttons in Excel, call API functions of the construction process model product platform through VB A programming, realize the association of the command buttons and the construction process model product platform controls, and finally realize interactive information expression. In addition, a light construction process information expression program exe is also linked in the view control area, and the construction process information can be checked in a Windows environment after being activated, so that the construction process information can be expressed in multiple dimensions, and the constraint of various modeling software can be released.
The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A process flow digitization method for intelligent construction is characterized by comprising the following steps:
s1, forming a construction process design model which contains a three-dimensional geometric model, attribute information and annotation information and is continuously derived along with time according to the requirements of the construction process in the design stage;
s2, forming a structured construction process information model according to process preparation information, constraint elements, resource elements, process activity information and process product information from a design stage to a construction stage;
s3, combining the construction process design model and the construction process information model to form a construction process model;
s4, performing construction process-oriented process information expression based on the construction process model;
and S5, forming an interactive construction operation instruction book for guiding the construction process of the building engineering.
2. The intelligent building-oriented process flow digitization method of claim 1, wherein said S1 comprises:
s1-1, the three-dimensional geometric model mainly comprises product entity geometric information and primitive entity geometric information; the attribute information mainly comprises material and surface roughness information; the annotation information mainly comprises size marking and identification data information;
s1-2, the construction process design model maps the design requirements, construction sequence and operation process, keeps the consistency with the actual construction method, reflects the process and geometric evolution of the construction process, and can be parameterized and called to realize the reuse of the construction process design model.
3. The intelligent building-oriented process flow digitization method of claim 1, wherein said S2 comprises:
s2-1, the process preparation information is the description of the output product of the previous process flow, namely the input object of the process flow; the constraint elements represent construction drawings, design specifications, technical methods, quality standards, safety measures and other measures for controlling the construction process and the product quality; the resource elements represent managers and labors, construction machines and detection equipment, building materials and structural parts which are input in the construction process; the process activity information represents process division and process content of the construction process flow; the process product information is the description of the process output product;
s2-2, dividing the construction process information model into a process information layer, a procedure information layer and a procedure information layer according to the hierarchy of the process, and respectively defining process information, procedure information and corresponding attribute information in the construction process of the building product; the process information layer represents the final delivery state of the process activities and comprises input resources, construction activities and output process files; the process information layer is used for dividing the process information content according to the process type, and the process information models of the process information layer are combined into a construction process information model; the process information layer is divided according to the construction sequence, the process information model reflects the intermediate state of each process construction and the refined expression of process information, and the evolution of the construction process is ensured;
s2-3, the three-dimensional geometric model in the construction process design model is the entity characteristic of the corresponding information model, and the attribute information in the design model is restricted to the process information of the corresponding information model, so that the combination of the non-geometric information and the geometric model is realized.
4. The intelligent building-oriented process flow digitization method of claim 1, wherein said S3 comprises:
on the basis of structural definition of construction process information, combining the process information oriented to the construction process in a construction process design model to form a construction process model CPM, wherein the model comprises a data core of the whole construction process flow and is defined as a triple;
CPM＝{M,I,R}
in the formula: m is a construction process design model, which is the concrete embodiment of the construction process on the structure design and structure; i is a construction process information model which is a database of construction process information and a carrier of complete process information; and R is an expression mode of the process information on the three-dimensional geometric model, namely an association mechanism of the design model and the information model.
5. The intelligent building-oriented process flow digitization method of claim 1, wherein said S4 comprises:
the method comprises the steps of selecting a construction process design model of a key process step, mapping corresponding construction process information, creating a key frame of the construction process model to express the process that discrete construction process information is derived along with time, and meanwhile, connecting the key frame in series along a time axis to express the evolution process of the geometric shape of a product along with time.
6. The intelligent building-oriented process flow digitization method of claim 1, wherein said S5 comprises:
s5-1, embedding the three-dimensional visual model into each construction operation link according to the structured discrete operation guide information to form an interactive construction operation guide book for guiding the construction of the building engineering, wherein the guide book has the functions of format templating, three-dimensional visualization, content refinement and interactivity;
and S5-2, acquiring the process information of the process according to the process name in the operation instruction book, and deepening the understanding of the machines, the materials and the operation points by combining the interaction with the three-dimensional model in the operation instruction book.
7. The intelligent building-oriented process flow digitization method according to claim 1 or 5, wherein said S4 comprises:
S4-A, regarding the construction process flow as a discrete dynamic process, consisting of a plurality of working procedure step key frames, and discretely expressing the process that the construction process information changes along with the time;
S4-B, the key frame of the construction process information corresponds to the process design model M in the construction process model CPMiBut with MiIn contrast, a key frame is a geometric object with a "value," which is the process information associated with the key frame.
8. The intelligent building-oriented process flow digitization method according to claim 1 or 6, wherein said S5 comprises:
S5-A, when the operation instruction book is compiled, a uniform format template is formed, so that the operation instruction book is convenient to change and reuse;
S5-B, combining the operation instruction book with the interactive three-dimensional view model, and giving the instruction book three-dimensional interactive visualization characteristics;
S5-C, associating the refined character information, the picture and the construction animation with the process model, filtering unnecessary construction information and refining the operation instruction;
and S5-D, forming a function of controlling the three-dimensional view product, and realizing the customization and interactive expression of information.
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| CN116383256A (en) * | 2023-04-04 | 2023-07-04 | 惠州市乐亿通科技有限公司 | Manufacturing method of operation guide file and production method of PCBA |
| CN116432477A (en) * | 2023-06-12 | 2023-07-14 | 临沂大学 | BIM-based construction simulation method, system and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116383256A (en) * | 2023-04-04 | 2023-07-04 | 惠州市乐亿通科技有限公司 | Manufacturing method of operation guide file and production method of PCBA |
| CN116432477A (en) * | 2023-06-12 | 2023-07-14 | 临沂大学 | BIM-based construction simulation method, system and storage medium |
| CN116432477B (en) * | 2023-06-12 | 2023-08-18 | 临沂大学 | BIM-based construction simulation method, system and storage medium |
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