CN113761641A - Integrated blanking method combining curtain wall surveying and mapping and BIM technology - Google Patents
Integrated blanking method combining curtain wall surveying and mapping and BIM technology Download PDFInfo
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Abstract
The invention discloses an integrated blanking method combining curtain wall surveying and mapping with a Building Information Modeling (BIM) technology, which can solve the problems that the blanking of a traditional curtain wall is carried out firstly on a large-scale batch of materials, the blanking of special parts such as final edge closing and closing is ensured to cost a large amount of labor and time, and even is shelved, so that the planning of a material plan and a construction plan is difficult.
Description
Technical Field
The invention belongs to the technical field of building curtain wall design, and particularly relates to an integrated blanking method combining curtain wall surveying and mapping and a BIM (building information modeling) technology.
Background
Traditional curtain unloading, the process is mainly that the construction drawing is confirmed the back, carries out the drawing perfect, and the big face regional structure of establishment curtain returns the chi drawing before the unloading of prepareeing material, and on-the-spot personnel carry out the compound chi feedback of structure, and the unloading personnel carry out the unloading work according to returning chi data, and the big face unloading is accomplished the back, carries out the unloading of closing up the limit again.
By the method, the contradiction of respective work progress control often appears between blanking personnel and field personnel; even the problem that a large number of material sheets are accumulated due to the fact that the site does not have operation conditions occurs, technical manpower and time are wasted, and project progress is affected.
Disclosure of Invention
The invention mainly aims to provide an integrated blanking method combining curtain wall surveying and mapping and a BIM (building information modeling) technology, which can realize rapid and complete curtain wall blanking work, has high blanking precision, effectively reduces ending work and improves working efficiency.
According to the embodiment of the first aspect of the invention, an integrated blanking method combining curtain wall mapping and BIM technology is provided, which comprises the following steps:
1) establishing a curtain wall BIM model, and reflecting the overall outline and size of a curtain wall panel and a curtain wall section bar through the curtain wall BIM model;
2) performing collision inspection on the curtain wall BIM model, the curtain wall main body structure and the curtain wall section bar, and recording the position where collision occurs in the collision inspection process to be used as a position focused in the subsequent curtain wall surveying and mapping working process;
3) compiling a collision check report according to a collision check result, displaying an interference size on the collision check report by a hard collision part, and marking a space size meeting technical specifications by a soft collision part;
4) combining the collision detection report to form a mapping scheme, wherein main measurement parts in the mapping scheme comprise a curtain wall system connection position, an edge closing and closing part and a collision inspection key part;
5) firstly, observing the height and the size of a beam of each layer of curtain wall main body structure by adopting a visual method, basically knowing the construction condition of the curtain wall main body structure, carrying out surveying and mapping according to a surveying and mapping scheme, and then feeding back a curtain wall main body structure re-scale table and a drawing to BIM technicians by the surveying and mapping staff;
6) combining the measurement result to complete the deep design of the BIM model;
7) and outputting a comprehensive curtain wall blanking layout drawing and data.
According to the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology, in the step 1), the model precision when the BIM model of the curtain wall is built is LOD200, and the BIM model of the curtain wall can reflect the overall outline and size of the panel and the section bar of the curtain wall.
According to the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology, in the step 2), the collision check between the curtain wall BIM model and the curtain wall main body structure includes a hard collision check and a soft collision check, the hard collision check includes hard contact between a curtain wall component in the curtain wall BIM model and the curtain wall main body structure, and the soft collision check includes a check whether a reserved space between the curtain wall BIM model and the curtain wall main body structure meets the technical specification requirement.
According to the integrated blanking method combining the curtain wall mapping and the BIM technology, the collision inspection report in the step 3) mainly comprises the descriptions of collision components, collision types and collision problem parts, and a plane and vertical position diagram and a space position diagram of the collision parts.
According to the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology in the embodiment of the first aspect of the present invention, in the step 4), when the surveying and mapping scheme is formed, detailed information of a curtain wall system handover position, a side closing and closing position, and a collision inspection key position is listed, and is combined with a main structure drawing, and a position when field structure measurement is performed is marked on the main structure drawing in a highlight manner.
According to the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology, in the step 5), surveying and mapping work comprises comprehensively measuring the axis, the elevation and the outer contour of the curtain wall structure; the key measurement is carried out on the joint position, the edge closing and closing position and the collision inspection key position of the curtain wall system to form a structure compound ruler table; and a curtain wall main structure complex rule table lists error data of each part of the actual structure and the theoretical structure in detail.
According to the integrated blanking method combining the curtain wall mapping and the BIM technology, in the embodiment of the first aspect of the invention, the step 6) comprises the following steps:
a) the BIM technical personnel recheck the BIM model according to the rescale table of the main structure of the curtain wall, wherein the rechecking comprises the rechecking of the curtain wall and the main structure;
b) the method comprises the following steps of performing model rechecking on a joint position, a closing position and a collision inspection key position of a curtain wall system, establishing a BIM model of a precision LOD300 for the joint position, the closing position and the collision inspection key position of the curtain wall system, and simulating the installation of the curtain wall;
c) forming a BIM model rechecking report and providing an optimization scheme of the curtain wall and the main body structure;
d) and adjusting the BIM according to the decision of the curtain wall and the main structure to form a comprehensive and feasible BIM.
According to the curtain wall surveying and mapping and BIM technology combined integrated blanking method provided by the embodiment of the first aspect of the invention, the step 7) comprises dividing the blanking progress of the curtain wall model according to the construction progress requirement, and outputting a curtain wall blanking layout drawing and a detail sheet by using the curtain wall BIM confirmed in the step 6).
According to the curtain wall mapping and BIM technology combined integrated blanking method provided by the embodiment of the first aspect of the invention, the curtain wall blanking layout comprises the information of material numbers, specification sizes and quantity of curtain wall components; the keel data comprises keel names, serial numbers, specification sizes, quantity and unit information, and linear density and surface treatment area statistics information can be generated according to requirements; the panel data contains a panel number, a specification size, a number, and unit information.
One of the above technical solutions of the present invention has at least one of the following advantages or beneficial effects:
through the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology, the problem that the blanking of a traditional curtain wall is carried out on a large-scale batch of materials firstly, a large amount of labor and time are consumed for blanking at special positions such as final edge closing and closing, and even shelving is avoided, so that the difficulty in compiling a material plan and a construction plan is caused, the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology can simulate the actual conditions of projects in advance, and a curtain wall BIM model for guiding blanking is established, and the model is complete without leaving the positions such as edge closing and closing, so that the blanking work is complete and smooth, the working efficiency is effectively improved, and the construction period is shortened.
Detailed Description
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.
The following disclosure provides many different embodiments, or examples, for implementing different aspects of the invention.
The invention provides an integrated blanking method combining curtain wall surveying and mapping and a BIM (building information modeling) technology, which comprises the following steps of:
1) establishing a curtain wall BIM model, and reflecting the overall outline and size of a curtain wall panel and a curtain wall section bar through the curtain wall BIM model;
2) performing collision inspection on the BIM model of the curtain wall, the main body structure of the curtain wall and the section bar of the curtain wall, and recording the position where collision occurs in the collision inspection process to be used as a part focused in the subsequent surveying and mapping work process of the curtain wall;
3) compiling a collision inspection report according to the collision inspection result, displaying the interference size on the collision inspection report by the hard collision part, and marking the space size meeting the technical specification by the soft collision part;
4) combining a collision detection report to form a mapping scheme, wherein main measurement parts in the mapping scheme comprise a curtain wall system connection position, an edge closing and closing part and a collision inspection key part;
5) firstly, observing the height and the size of a beam of each layer of curtain wall main body structure by adopting a visual method, basically knowing the construction condition of the curtain wall main body structure, carrying out surveying and mapping according to a surveying and mapping scheme, and then feeding back a curtain wall main body structure re-scale table and a drawing to BIM technicians by the surveying and mapping staff;
6) combining the measurement result to complete the deep design of the BIM model;
7) and outputting a comprehensive curtain wall blanking layout drawing and data.
Through the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology, the problem that the blanking of a traditional curtain wall is carried out on a large-scale batch of materials firstly, a large amount of labor and time are consumed for blanking at special positions such as final edge closing and closing, and even shelving is avoided, so that the difficulty in compiling a material plan and a construction plan is caused, the integrated blanking method combining the curtain wall surveying and mapping and the BIM technology can simulate the actual conditions of projects in advance, and a curtain wall BIM model for guiding blanking is established, and the model is complete without leaving the positions such as edge closing and closing, so that the blanking work is complete and smooth, the working efficiency is effectively improved, and the construction period is shortened.
In some embodiments of the invention, in step 1), the model precision when the curtain wall BIM model is established is LOD200, and the overall contour and size of the curtain wall panel and the curtain wall profile can be reflected by the curtain wall BIM model.
The actual specification and size of curtain wall panel and curtain wall section bar can be perfect in the implementation stage in the back, when setting up curtain wall BIM model, through the control of precision, can reflect curtain wall panel and curtain wall section bar's overall profile and size earlier to the actual dimension of convenient curtain wall panel and curtain wall section bar finely tunes perfectly when the construction.
In some embodiments of the present invention, in step 2), the collision check between the curtain wall BIM model and the curtain wall main body structure includes a hard collision check and a soft collision check, the hard collision check includes hard contact between a curtain wall member in the curtain wall BIM model and the curtain wall main body structure, and the soft collision check includes check whether a reserved space between the curtain wall BIM model and the curtain wall main body structure meets the requirements of the technical specification.
In the step, the position of the collision inspection is recorded and used as a part focused in the subsequent curtain wall surveying and mapping working process, so that the measurement work is performed in a targeted manner, and the surveying and mapping quality can be effectively improved.
In some embodiments of the invention, the main contents in the collision check report in step 3) include descriptions of collision members, collision types and collision problem parts, and a planar and vertical position diagram and a spatial position diagram of the collision parts.
Wherein, the hard collision part directly displays the interference size on the collision inspection report, and the soft collision part needs to mark the space size meeting the related technical specification.
In some embodiments of the present invention, in step 4), when the mapping scheme is formed, detailed information of the curtain wall system junction position, the edge closing and closing position, and the collision inspection key position is listed, and is combined with the main structure drawing, and a position for performing field structure measurement is mainly marked on the main structure drawing.
In some embodiments of the invention, in step 5), the mapping includes comprehensively measuring the axis, the elevation and the outer contour of the curtain wall structure; the key measurement is carried out on the joint position, the edge closing and closing position and the collision inspection key position of the curtain wall system to form a structure compound ruler table; and a curtain wall main structure complex rule table lists error data of each part of the actual structure and the theoretical structure in detail.
In some embodiments of the present invention, step 6) comprises:
a) the BIM technical personnel recheck the BIM model according to the rescale table of the main structure of the curtain wall, wherein the rechecking comprises the rechecking of the curtain wall and the main structure;
b) the method comprises the following steps of performing model rechecking on a joint position, a closing position and a collision inspection key position of a curtain wall system, establishing a BIM model of a precision LOD300 for the joint position, the closing position and the collision inspection key position of the curtain wall system, and simulating the installation of the curtain wall;
c) forming a BIM model rechecking report and providing an optimization scheme of the curtain wall and the main body structure;
d) and adjusting the BIM according to the decision of the curtain wall and the main structure to form a comprehensive and feasible BIM.
In some embodiments of the invention, the step 7) comprises dividing the blanking progress of the curtain wall model according to the construction progress requirement, and outputting a curtain wall blanking layout drawing and a detail list by using the curtain wall BIM model confirmed in the step 6).
In some embodiments of the invention, the curtain wall blanking layout drawing comprises information of material numbers, specification sizes and quantity of curtain wall components; the keel data comprises keel names, serial numbers, specification sizes, quantity and unit information, and linear density and surface treatment area statistics information can be generated according to requirements; the panel data contains a panel number, a specification size, a number, and unit information.
Through the work, the comprehensive blanking work of the curtain wall is basically finished, and some special positions are to be solved due to the problems of the curtain wall or the main structure, marks can be made in the output curtain wall layout, and follow-up implementation is realized.
By the curtain wall surveying and mapping and BIM technology integrated blanking method, the problems that large-area batch material blanking is performed on the traditional curtain wall blanking, a large amount of labor and time are consumed for blanking at special positions such as final edge closing and closing, and even shelving is avoided, so that material planning and construction planning are difficult, and project construction period is influenced are solved. By adopting the curtain wall surveying and mapping and BIM technology integrated blanking method, the project actual situation can be simulated in advance, and the curtain wall BIM model for guiding blanking is established, and the model is complete without leaving the positions of edge closing, closing and the like, so that the blanking work is complete and smooth, the working efficiency is effectively improved, and the construction period is shortened.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The integrated blanking method combining curtain wall surveying and mapping and the BIM technology is characterized by comprising the following steps of:
1) establishing a curtain wall BIM model, and reflecting the overall outline and size of a curtain wall panel and a curtain wall section bar through the curtain wall BIM model;
2) performing collision inspection on the curtain wall BIM model, the curtain wall main body structure and the curtain wall section bar, and recording the position where collision occurs in the collision inspection process to be used as a position focused in the subsequent curtain wall surveying and mapping working process;
3) compiling a collision check report according to a collision check result, displaying an interference size on the collision check report by a hard collision part, and marking a space size meeting technical specifications by a soft collision part;
4) combining the collision detection report to form a mapping scheme, wherein main measurement parts in the mapping scheme comprise a curtain wall system connection position, an edge closing and closing part and a collision inspection key part;
5) firstly, observing the height and the size of a beam of each layer of curtain wall main body structure by adopting a visual method, basically knowing the construction condition of the curtain wall main body structure, carrying out surveying and mapping according to a surveying and mapping scheme, and then feeding back a curtain wall main body structure re-scale table and a drawing to BIM technicians by the surveying and mapping staff;
6) combining the measurement result to complete the deep design of the BIM model;
7) and outputting a comprehensive curtain wall blanking layout drawing and data.
2. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 1, characterized in that: in the step 1), the model precision when establishing the curtain wall BIM model is LOD200, and the curtain wall BIM model can reflect the overall outline and size of the curtain wall panel and the curtain wall sectional material.
3. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 1, characterized in that: in step 2), the curtain BIM model with collision inspection between the curtain major structure is including hard collision inspection and soft collision inspection, hard collision inspection is including the hard contact of curtain component in the curtain BIM model and curtain major structure, soft collision inspection including the curtain BIM model with whether the headspace between the curtain major structure satisfies the inspection of technical specification requirement.
4. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 1, characterized in that: the main contents in the collision check report in the step 3) include descriptions of the collision member, the collision type and the collision problem part, and a planar and vertical position diagram and a spatial position diagram of the collision part.
5. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 1, characterized in that: in the step 4), when the mapping scheme is formed, detailed information of a curtain wall system connection position, an edge closing and closing position and a collision inspection key position is listed and combined with a main structure drawing, and the position when field structure measurement is carried out is marked on the main structure drawing in a key mode.
6. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 1, characterized in that: in the step 5), surveying and mapping work comprises comprehensively measuring the axis, the elevation and the outer contour of the curtain wall structure; the key measurement is carried out on the joint position, the edge closing and closing position and the collision inspection key position of the curtain wall system to form a structure compound ruler table; and a curtain wall main structure complex rule table lists error data of each part of the actual structure and the theoretical structure in detail.
7. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 1, wherein the step 6) comprises:
a) the BIM technical personnel recheck the BIM model according to the rescale table of the main structure of the curtain wall, wherein the rechecking comprises the rechecking of the curtain wall and the main structure;
b) the method comprises the following steps of performing model rechecking on a joint position, a closing position and a collision inspection key position of a curtain wall system, establishing a BIM model of a precision LOD300 for the joint position, the closing position and the collision inspection key position of the curtain wall system, and simulating the installation of the curtain wall;
c) forming a BIM model rechecking report and providing an optimization scheme of the curtain wall and the main body structure;
d) and adjusting the BIM according to the decision of the curtain wall and the main structure to form a comprehensive and feasible BIM.
8. The integrated blanking method combining curtain wall mapping and BIM technology according to claim 1, wherein the step 7) comprises dividing the blanking progress of the curtain wall model according to the construction progress requirement, and outputting a curtain wall blanking layout drawing and a detail sheet by using the curtain wall BIM confirmed in the step 6).
9. The curtain wall mapping and BIM technology combined integrated blanking method according to claim 8, characterized in that: the curtain wall blanking layout drawing comprises information of material numbers, specification sizes and quantity of curtain wall components; the keel data comprises keel names, serial numbers, specification sizes, quantity and unit information, and linear density and surface treatment area statistics information can be generated according to requirements; the panel data contains a panel number, a specification size, a number, and unit information.
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