CN113011776A - Pipe excess material comprehensive utilization method based on BIM - Google Patents
Pipe excess material comprehensive utilization method based on BIM Download PDFInfo
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- 239000000463 material Substances 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000005520 cutting process Methods 0.000 claims abstract description 31
- 239000002699 waste material Substances 0.000 claims description 8
- 238000013461 design Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The invention provides a BIM-based pipe excess material comprehensive utilization method, which comprises the steps of establishing a BIM model of a pipeline by using Autodesk Revit, carrying out compliance cutting, and directly outputting a purchasing plan to a pipe section which accords with a fixed length; for the pipe sections with the length less than the fixed length, according to the material and the pipe diameter, the pipe sections are singly or combined into a certain length, and stock pipe sections or combined pipe sections with the length meeting the requirement are searched in a surplus material warehouse; if the stock in the excess stock warehouse is not adopted, the pipe sections can be combined, the combined length is close to the fixed-length, and the least fixed-length pipe consumption is searched and added to the purchasing plan; finally, a complete purchasing plan list and a cutting combined list are generated, a basis is provided for purchasing project materials, cutting, processing and grouping lists are provided for construction teams and groups, and construction efficiency is improved; the cost of the pipe can be accurately estimated, the operation cost is generally grasped, and the informatization level of the traditional construction engineering is improved.
Description
Technical Field
The invention belongs to the technical field of constructional engineering informatization, and particularly relates to a BIM-based pipe excess material comprehensive utilization method.
Background
In building electromechanical installation projects, such as fire water supply projects and domestic water supply and drainage projects, a large number of pipelines are installed and used, and the pipelines of different systems are different in material and pipe diameter. The conventional pipeline construction method basically comprises the steps that technical management personnel calculate the pipeline consumption through drawings, then batch purchasing is carried out to the site through material purchasing management, and a site construction team selects and cuts finished pipelines according to the installation condition of the site, and then pairing and connection are carried out. However, due to calculation errors and randomness of field construction, when the construction method is adopted, a large amount of reusable pipeline excess materials are treated as waste materials, so that a large amount of capital of enterprises is wasted, and cost pressure is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a BIM-based pipe excess material comprehensive utilization method, which cuts the pipeline through a refined BIM model, counts the pipelines of different materials and different types, and finds the optimal pipe combination scheme through an informatization method, thereby improving the utilization rate of the pipeline material to the maximum extent, reducing the waste of the material and further saving the cost for enterprises to a greater extent.
The present invention achieves the above-described object by the following technical means.
A method for comprehensively utilizing excess pipe materials based on BIM comprises the following steps:
step 1: establishing a waste material warehouse, establishing material codes for each pipe section in the waste material warehouse, and recording pipe section information, wherein the pipe section information comprises materials and pipe diameters;
step 2: establishing a refined pipeline BIM model in Autodesk Revit software;
and step 3: performing compliance cutting on the pipeline;
and 4, step 4: extracting information of all pipe sections aiming at the cut pipeline, and classifying and grouping the pipe sections;
and 5: extracting the pipe section information with the length equal to the fixed length according to the pipe section information extracted in the step 4 and inputting the pipe section information into a purchasing schedule;
step 6: continuously extracting the related information of the non-fixed length pipe section;
and 7: judging whether a new fixed-length pipe is used for cutting or not according to actual requirements;
when cutting is carried out by utilizing the new pipe with the fixed length, the length combination is carried out on the pipe sections with the length which is not fixed length, the minimum required fixed length new pipe usage is calculated according to the length combination, the calculated fixed length new pipe usage is output to a plan acquisition table, and the excess material generated by cutting the new pipe with the fixed length is stored in an excess material library for standby;
when the new pipe with the fixed length is not used for cutting, the pipe sections obtained in the step 6 are subjected to length combination according to actual requirements, query operation is initiated on the excess stock library according to length combination information, and the excess stock library returns a query result according to a length combination value; when the residual material section does not meet the requirement in the residual material warehouse, returning to the process of cutting by using the new fixed-length pipe; when the residual material section meeting the requirement exists in the residual material warehouse, outputting a corresponding residual material requirement table; carrying out subsequent operations including marking and deleting of information on related pipe sections in the residue material library; meanwhile, the excess material generated by cutting is stored in the excess material library again for standby.
Further, in the step 2, the basis for establishing the refined BIM model of the pipeline includes the specification of the design drawing and the information of the material and specification model of the pipeline required by the design.
Further, in the step 3, the basis for performing the compliance cutting on the pipeline comprises standard specification, a support and hanger position, a pipeline pipe fitting, a pipeline accessory, a welding port and factory pipeline length information.
Further, after the pipeline is cut in the step 3 in a compliance manner, the position of the welded junction of the pipeline meets the relevant national standard specification requirements, and the position of the welded junction and the positions of the support hanger, the pipe fitting and the accessory meet the specification requirements.
Further, in step 4, the extracted information of the pipe section includes pipe section id, material, pipe diameter, and position information.
Further, in the step 4, the pipe sections are classified and grouped according to the material and the pipe diameter of the pipe sections, so that the pipe sections of different materials and pipe diameters are prevented from being mixed up.
The invention has the following beneficial effects:
the method for comprehensively utilizing the excess materials of the pipes based on the BIM establishes a refined BIM model of the pipeline and carries out the cutting in compliance, and directly outputs a purchasing plan for the pipe sections which accord with the fixed length; for the pipe sections with the length less than the fixed length, according to the material and the pipe diameter, the pipe sections are singly or combined into a certain length, and the stored pipe sections or the combined pipe sections with the required length are searched in a residue storage through an algorithm and software; if the stock in the excess stock library is not adopted, the pipe sections can be combined through an algorithm and software, so that the combined length is as close to the fixed-length as possible, and the software is used for searching the least fixed-length pipe consumption and adding the minimum fixed-length pipe consumption to a purchasing plan; the excess material cut by the sizing pipeline enters the excess material warehouse again for standby; finally, a complete purchasing plan list and a cutting combined list are generated, purchasing basis is provided for purchasing project materials, cutting, processing and grouping lists are provided for construction teams and groups, and actual construction efficiency is greatly improved.
The method can carry out overall management on the purchase and use of the pipes before the installation and construction of the electromechanical pipelines, calculate the total pipe use amount in advance through a BIM (building information modeling) refined model, carry out relatively accurate estimation on the pipe cost and grasp the operation cost as a whole; the utilization rate of the pipeline and the excess materials of the building electromechanical construction site can be effectively improved, the loss of the pipe is obviously reduced, and the material cost of an enterprise is reduced. In addition, the building and electromechanical parametric information model is established through Revit, the BIM model is cut, subjected to material statistics, overall calculation and the like by utilizing Revit secondary development plug-in units, the informatization technology is fully utilized to improve the informatization level of the traditional building engineering, and the informatization process of enterprises can be effectively promoted.
Drawings
FIG. 1 is a flow chart of the comprehensive utilization method of the pipe excess material.
Detailed Description
The invention will be further described with reference to the following figures and specific examples, but the scope of the invention is not limited thereto.
The flow chart of the BIM-based pipe excess material comprehensive utilization method is shown in figure 1, and the specific process is as follows:
step 1: establishing a waste material warehouse, establishing a corresponding material code for each pipe section in the waste material warehouse, and recording the information of the material, the pipe diameter and the like of the pipe sections;
step 2: establishing a refined BIM model of the pipeline in Autodesk Revit software according to information such as the specification of a design drawing and the material, specification and model of the pipeline required by the design, ensuring that the relevant pipe fittings and accessory families can correctly and truly reflect the insertion quantity parameters of the pipeline, and enabling the length data of the pipe section to meet the actual prefabrication processing requirement;
and step 3: according to information such as standard specification, a support hanger position, a pipeline pipe fitting, a pipeline accessory, a welded junction, factory pipeline fixed length and the like, performing compliance cutting on a pipeline, ensuring that the welded junction position (cutting position) of the pipeline meets the national relevant standard specification requirements, and ensuring that the welded junction position and the positions of the support hanger, the pipe fitting, the accessory and the like meet the specification requirements;
and 4, step 4: extracting information of all pipe sections aiming at the cut pipeline, wherein the extracted information mainly comprises pipe section id, material, pipe diameter, position information and the like, and then classifying and grouping the pipe sections; according to the extracted pipe section information, the materials and the pipe diameters are used as the basis of basic classification grouping, so that the pipe sections with different materials and pipe diameters are prevented from being mixed up;
and 5: extracting the pipe section information with the length equal to the fixed length according to the pipe section information extracted in the step 4, wherein the pipe section with the length equal to the fixed length does not need to be cut, and a whole pipe is directly used in construction, so that the extracted pipe section information with the length equal to the fixed length is directly input into a purchase schedule;
step 6: continuously extracting the related information of the pipe section with the non-fixed length (namely, the length is smaller than the fixed length);
and 7: judging whether a new fixed-length pipe is used for cutting or not according to actual requirements;
if the new pipe with the fixed length is used for cutting, reasonably combining the pipe sections with the length which is not fixed length to enable the combined length to be as close to the fixed length as possible, calculating the required minimum amount of the new pipe with the fixed length according to the combined length, outputting the calculated amount of the new pipe with the fixed length to a planned acquisition table, and storing excess materials generated by cutting the new pipe with the fixed length into an excess material library for later use;
if the new pipe with the fixed length is not used for cutting, reasonably combining the pipe sections obtained in the step 6 according to actual requirements to ensure that the combined length meets the use requirement of the pipeline, initiating query operation on the excess stock library according to the length combination information, and returning a query result to the excess stock library according to a length combination value; if the residual material section does not meet the requirement in the residual material warehouse, returning to the process of cutting by using the new fixed-length pipe; if the excess material section meeting the requirement exists in the excess material warehouse, outputting a corresponding excess material requirement table; carrying out operations such as marking and deleting of information on related pipe sections in the residue material library; and storing the residual materials generated by cutting into a residual material library again for later use.
The present invention is not limited to the above-described embodiments, and any obvious improvements, substitutions or modifications can be made by those skilled in the art without departing from the spirit of the present invention.
Claims (6)
1. A method for comprehensively utilizing excess pipe materials based on BIM is characterized by comprising the following steps:
step 1: establishing a waste material warehouse, establishing material codes for each pipe section in the waste material warehouse, and recording pipe section information, wherein the pipe section information comprises materials and pipe diameters;
step 2: establishing a refined pipeline BIM model in Autodesk Revit software;
and step 3: performing compliance cutting on the pipeline;
and 4, step 4: extracting information of all pipe sections aiming at the cut pipeline, and classifying and grouping the pipe sections;
and 5: extracting the pipe section information with the length equal to the fixed length according to the pipe section information extracted in the step 4 and inputting the pipe section information into a purchasing schedule;
step 6: continuously extracting the related information of the non-fixed length pipe section;
and 7: judging whether a new fixed-length pipe is used for cutting or not according to actual requirements;
when cutting is carried out by utilizing the new pipe with the fixed length, the length combination is carried out on the pipe sections with the length which is not fixed length, the minimum required fixed length new pipe usage is calculated according to the length combination, the calculated fixed length new pipe usage is output to a plan acquisition table, and the excess material generated by cutting the new pipe with the fixed length is stored in an excess material library for standby;
when the new pipe with the fixed length is not used for cutting, the pipe sections obtained in the step 6 are subjected to length combination according to actual requirements, query operation is initiated on the excess stock library according to length combination information, and the excess stock library returns a query result according to a length combination value; when the residual material section does not meet the requirement in the residual material warehouse, returning to the process of cutting by using the new fixed-length pipe; when the residual material section meeting the requirement exists in the residual material warehouse, outputting a corresponding residual material requirement table; carrying out subsequent operations including marking and deleting of information on related pipe sections in the residue material library; meanwhile, the excess material generated by cutting is stored in the excess material library again for standby.
2. The BIM-based pipe excess material comprehensive utilization method according to claim 1, wherein in the step 2, the basis for establishing the refined BIM model of the pipeline comprises design drawing description and pipeline material and specification model information of design requirements.
3. The BIM-based pipe remainder comprehensive utilization method according to claim 1, wherein in the step 3, the basis for performing the compliance cutting on the pipeline comprises standard specifications, support and hanger positions, pipeline pipe fittings, pipeline accessories, welding openings and factory pipeline length information.
4. The BIM-based pipe remainder comprehensive utilization method according to claim 1, wherein after the pipeline is subjected to the compliance cutting in the step 3, the position of the welded junction of the pipeline meets the relevant national standard specification requirements, and the position of the welded junction and the positions of a support hanger, a pipe fitting and accessories meet the specification requirements.
5. The BIM-based pipe excess material comprehensive utilization method according to claim 1, wherein in the step 4, the extracted information of the pipe section comprises pipe section id, material, pipe diameter and position information.
6. The BIM-based pipe remainder comprehensive utilization method according to claim 1, wherein in the step 4, the pipe sections are classified and grouped according to the material and the pipe diameter of the pipe sections, so that the pipe sections with different materials and pipe diameters are prevented from being mixed up.
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| CN202110370902.4A CN113011776A (en) | 2021-04-07 | 2021-04-07 | Pipe excess material comprehensive utilization method based on BIM |
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| CN113602767A (en) * | 2021-07-02 | 2021-11-05 | 中铁大桥局集团有限公司 | One-dimensional blanking method utilizing excess materials |
| CN114037162A (en) * | 2021-11-10 | 2022-02-11 | 江苏新格尔人居科技有限公司 | Section bar excess material management method and management system |
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