CN111950064A - BIM-based heat insulation structure metering method and device, computer equipment and storage medium - Google Patents

BIM-based heat insulation structure metering method and device, computer equipment and storage medium Download PDF

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CN111950064A
CN111950064A CN202010828175.7A CN202010828175A CN111950064A CN 111950064 A CN111950064 A CN 111950064A CN 202010828175 A CN202010828175 A CN 202010828175A CN 111950064 A CN111950064 A CN 111950064A
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layer structure
heat
volume
area
rubber powder
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CN111950064B (en
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刘岩田
李慕华
牟晓艳
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Shandong Taihe Construction Management Co ltd
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Shandong Taihe Construction Management Co ltd
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    • G06FELECTRIC DIGITAL DATA PROCESSING
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    • G06F30/10Geometric CAD
    • G06F30/13Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads

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Abstract

The application relates to a heat preservation structure metering method and device based on BIM, computer equipment and a storage medium, comprising the following steps: the identification step is used for responding to a BIM drawing file input from the outside, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group; a duplicate checking step for traversing all structures except the heat-insulating layer structure in the BIM drawing file, screening the structures overlapped with the heat-insulating layer structure and generating an overlapped information group; an area calculation step for calculating the area of the heat insulation layer structure; a volume operation step for calculating the volume of the heat insulation layer structure; and a gathering step for gathering the structural volume of the heat-insulating layer and generating heat-insulating layer information. The method and the device have the effects of accurately classifying the heat-insulating layer structure and other related structures and accurately calculating the quantities.

Description

BIM-based heat insulation structure metering method and device, computer equipment and storage medium
Technical Field
The application relates to the field of building modeling, in particular to a heat preservation structure metering method and device based on BIM, computer equipment and a storage medium.
Background
At present, a Building Information model (Building Information Modeling) is a new tool for architecture, engineering and civil engineering. The term building information model or building information model was created by Autodesk. It is used to describe the computer aided design mainly based on three-dimensional figure, object guide and building engineering. At first this concept was generalized by Jerry laisser to the public by the technology provided by Autodesk, pentry systems software corporation, grapheisoft.
At present, the common software in China is a Guangdong BIM suite, and drawing of drawings and calculation operation of various structural models can be completed by using the software.
In the prior art, the patent of the invention of China with the application publication number of CN110414181A can be referred to, and discloses a design method of an external wall of a heat-insulating decorative plate based on BIM, which comprises the following steps of S1, obtaining a BIM file of the architectural design of a building and collecting basic information of the architectural design from the BIM file; s2, establishing a BIM model of the outer wall of the heat-insulation decorative plate in BIM software according to the basic information of the building design; s3, performing latticed division and typesetting on the insulation decorative plate on the BIM model of the outer wall of the insulation decorative plate to form a plurality of groups of insulation decorative plate unit components and obtain corresponding division and typesetting parameters; s4, importing the segmentation and typesetting parameters into board jacking software, and directly calculating the loss rate of the heat-insulation decorative boards and the purchase number of the heat-insulation decorative boards of each group of heat-insulation decorative board unit components; s5, importing the BIM model of the outer wall of the heat-insulation decorative plate into BIM matched auxiliary software to calculate the corresponding quantity of auxiliary materials; and S6, feeding back the design calculation results obtained in the steps to a building designer for auditing and checking.
In view of the above-mentioned related art, the inventor believes that there is a defect that the insulating layer member cannot meet the calculation requirement of the drawing design.
Disclosure of Invention
In order to accurately classify and calculate the heat insulation layer structure, the application provides a heat insulation structure metering method and device based on BIM, computer equipment and a storage medium.
In a first aspect, the application provides a thermal insulation structure metering method based on BIM, which adopts the following technical scheme:
a BIM-based heat insulation structure metering method comprises the following steps:
the identification step is used for responding to a BIM drawing file input from the outside, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
a duplicate checking step for traversing all structures except the heat-insulating layer structure in the BIM drawing file, screening the structures overlapped with the heat-insulating layer structure and generating an overlapped information group;
an area calculation step for calculating the area of the heat insulation layer structure;
a volume operation step for calculating the volume of the heat insulation layer structure;
and a gathering step for gathering the structural volume of the heat-insulating layer and generating heat-insulating layer information.
Through adopting above-mentioned technical scheme, when using, after acquireing BIM drawing file, can will contact with the heat preservation and lead to the structure of heat preservation area or volume reduction to gather and generate overlapping information group, thereby can effectively peel off the area and the volume of other structures according to the overlapping mode of all the other structures and heat preservation structure when calculating the area and the volume of heat preservation structure, thereby the area volume operational data of guarantee heat preservation structure is accurate, thereby guarantee subsequent material is prepared sufficiently and in right amount, reduce the probability that the extravagant condition of material takes place.
Preferably, the area operation step specifically performs the following operations:
calling the height and length of the heat-insulating layer structure selected from the outside to perform product operation to obtain the area of the heat-insulating layer
Judging whether all the structures in the overlapped information group extend out of the heat-insulating layer structure,
if the judgment result is yes, calling all structures extending out of the heat insulation layer structure to generate an area stripping group, calling the heights and lengths of all structures of the area stripping group to perform product operation to obtain a difference area, subtracting the difference area from the heat insulation layer area, and marking the obtained result as a final area;
and if the judgment result is negative, marking the area of the heat-insulating layer as the final area.
Through adopting above-mentioned technical scheme, when calculating the area of heat preservation layer structure, only other structures that outstanding heat preservation layer structure just can influence the accuracy of heat preservation layer structure area operation, consequently, sift out this part structure and calculate the area of these structures from overlapping information group, alright do the difference through the area of heat preservation layer structure area with above-mentioned other structures, obtain accurate final area data to conveniently carry out subsequent heat preservation layer structure volume operation.
Preferably, the volume operation step specifically performs the following operations:
calling the final area of the heat insulation layer structure selected from the outside and the thickness of the heat insulation layer to perform product operation to obtain the volume of the heat insulation layer;
screening all structures in the overlapped information group, except the area stripping group, which are in contact with the heat-insulating layer structure, and generating a volume accounting group;
calling the height and length of the superposed part of all the structures and the heat-insulating layer structure in the volume accounting group and the heat-insulating layer thickness of the heat-insulating layer structure to be multiplied, and marking the obtained numerical value as a volume stripping group;
the volume of the insulation minus the volume stripping set is called and the result is recorded as the final volume.
Through adopting above-mentioned technical scheme, because final area is the accurate heat preservation structure area of calculating in above-mentioned step, consequently, the volume data of the heat preservation structure that utilizes final area and heat preservation structure thickness to calculate has only contained the volume error who stretches into the heat preservation structure but not other structures that stretch out, at this moment, sieve out other structures except the structure that stretches out the heat preservation structure from overlapping information group, just can acquire the volume of accurate heat preservation structure to make things convenient for operating personnel to carry out the material according to the volume and take.
Preferably, the identifying step further comprises the following steps:
a screening step for identifying and calling the structure of the rubber powder particle layer in the BIM drawing file to generate a rubber powder particle layer data set;
and a particle layer operation step for performing the operation of the structural area and the volume of the rubber powder particle layer.
Through adopting above-mentioned technical scheme, at present, the wide antithetical couplet reaches that the BIM external member can't realize picking up and mentioning the operation to the convenience of structures such as similar rubber powder grained layer, through the screening, can draw the rubber powder grained layer structure that draws well on the BIM drawing out to conveniently mention the operation, the accurate condition of mentioning of obtaining auxiliary structure such as rubber powder grained layer on the building model, thereby improve the work accuracy and the efficiency of proctoring work.
Preferably, the granular layer operation step specifically performs the following operations:
calling a rubber powder particle layer data set, screening a vertical rubber powder particle layer structure to generate a vertical data set, and screening a horizontal rubber powder particle layer structure to generate a horizontal data set;
calling a vertical data group, calculating the total height and the length of the rubber powder particle layer structure in the vertical data group, and multiplying the total height and the length of the rubber powder particle layer structure in the vertical data group to obtain a vertical area;
and calling a horizontal data group, calculating the length and the width of each rubber powder particle layer structure in the horizontal data group, multiplying the length and the width of each rubber powder particle layer structure respectively, and adding all multiplication results to obtain a horizontal area.
By adopting the technical scheme, when the area operation of the rubber powder particle layer is carried out, the area operation of the vertical rubber powder particle layer structure is simpler, the height and the length of the vertical rubber powder particle layer can be visually obtained through the 'front-view' operation of BIM software, so that the rubber powder particle layer is divided into the vertical data group and the horizontal data group, the calculation is respectively carried out, the total area of the rubber powder particle layer is obtained through the addition operation, the calculation process is simpler and more convenient, and the result is more accurate.
Preferably, the granular layer operation step further performs the following operations:
calling the thickness of the rubber powder particle layer structure, multiplying the thickness by the horizontal area and the vertical area respectively, and adding the results to obtain coarse volume data;
traversing the data group of the rubber powder particle layer, counting the intersection number of the horizontal rubber powder particle layer structure and the numerical rubber powder particle layer structure, and recording the number as a redundant number;
calling the thickness of the rubber powder particle layer structure to perform square operation, and multiplying the operation result by the length of the rubber powder particle layer structure and the four data of the redundant number to obtain a redundant volume;
and calling the coarse volume data to subtract the redundant volume data to obtain the volume data of the particle layer.
By adopting the technical scheme, in the process of calculating the volume, the volume is calculated by utilizing the area after the area is calculated by the steps, so that the strip-shaped volume is repeatedly calculated at the crossed position of the vertical part and the horizontal part, and therefore, when the volume of the rubber powder particle layer structure is calculated, the redundant volume data of the part needs to be subtracted, so that the accurate mentioning operation of the rubber powder particle layer structure is ensured, and the accuracy degree of the supervision work is improved.
In a second aspect, the present application provides a heat preservation structure metering device based on BIM, adopts following technical scheme:
the utility model provides an insulation construction metering device based on BIM, includes input device and output device, still includes following module:
the identification module is used for responding to an externally input BIM drawing file, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
the duplication checking module is used for traversing all structures except the heat insulation layer structure in the BIM drawing file, screening the structures overlapped with the heat insulation layer structure and generating an overlapped information group;
the area operation module is used for calculating the structural area of the heat-insulating layer;
the volume operation module is used for calculating the volume of the heat-insulating layer structure;
the screening module is used for identifying and calling the rubber powder particle layer structure in the BIM drawing file to generate a rubber powder particle layer data set;
the particle layer operation module is used for performing the operation on the structural area and the volume of the rubber powder particle layer;
and the collecting module is used for collecting the structural volume of the heat-insulating layer, generating heat-insulating layer information.
Through adopting above-mentioned technical scheme, when using, after acquireing BIM drawing file, can will contact with the heat preservation and lead to the structure of heat preservation area or volume reduction to gather and generate overlapping information group, thereby can effectively peel off the area and the volume of other structures according to the overlapping mode of all the other structures and heat preservation structure when calculating the area and the volume of heat preservation structure, thereby the area volume operational data of guarantee heat preservation structure is accurate, thereby guarantee subsequent material is prepared sufficiently and in right amount, reduce the probability that the extravagant condition of material takes place. At present, the guangjieda BIM external member can't realize picking up and mentioning the operation to the convenience of similar rubber powder grained layer isotructure, through the screening, can draw out the rubber powder grained layer structure that draws well on the BIM drawing to conveniently mention the operation, the accurate reference condition of obtaining auxiliary structure such as rubber powder grained layer on the building model, thereby improve the work accuracy and the efficiency of proctoring work.
In a third aspect, the present application provides a computer device, which adopts the following technical solution:
a computer device comprising a memory and a processor, the memory storing a computer program, the processor implementing the following steps when executing the computer program:
the identification step is used for responding to a BIM drawing file input from the outside, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
a duplicate checking step for traversing all structures except the heat-insulating layer structure in the BIM drawing file, screening the structures overlapped with the heat-insulating layer structure and generating an overlapped information group;
an area calculation step for calculating the area of the heat insulation layer structure;
a volume operation step for calculating the volume of the heat insulation layer structure;
a screening step for identifying and calling the structure of the rubber powder particle layer in the BIM drawing file to generate a rubber powder particle layer data set;
a particle layer operation step for performing the operation of the structural area and the volume of the rubber powder particle layer;
and a gathering step for gathering the structural volume of the heat-insulating layer and generating heat-insulating layer information.
In a fourth aspect, the present application provides a computer-readable storage medium, which adopts the following technical solutions:
a computer-readable storage medium, on which a computer program is stored which, when executed by a processor, carries out the steps of:
the identification step is used for responding to a BIM drawing file input from the outside, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
a duplicate checking step for traversing all structures except the heat-insulating layer structure in the BIM drawing file, screening the structures overlapped with the heat-insulating layer structure and generating an overlapped information group;
an area calculation step for calculating the area of the heat insulation layer structure;
a volume operation step for calculating the volume of the heat insulation layer structure;
a screening step for identifying and calling the structure of the rubber powder particle layer in the BIM drawing file to generate a rubber powder particle layer data set;
a particle layer operation step for performing the operation of the structural area and the volume of the rubber powder particle layer;
and a gathering step for gathering the structural volume of the heat-insulating layer and generating heat-insulating layer information.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the area and volume calculation operation of the heat-insulating layer structure can be accurately carried out, and the influence of structures such as cornices on calculation connection is eliminated in the calculation process;
2. the identification of the structure of the rubber powder particle layer and the operation of area and volume calculation can be conveniently carried out.
Drawings
Fig. 1 is a schematic flow chart of the present embodiment.
Fig. 2 is an internal structural diagram of a computer device in the embodiment.
Description of reference numerals: 1. a step of identification; 2. checking the duplicate; 3. calculating the area; 4. a volume calculation step; 5. a screening step; 6. a granular layer operation step; 7. and (5) summarizing.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses insulation construction measurement method based on BIM, refer to FIG. 1, including the following steps:
identification step 1: responding to a BIM drawing file input from the outside, calling the heat insulation layer structure in the BIM drawing file, and generating a heat insulation structure group.
The BIM drawing file can be directly exported by using BIM software, various structures in the structural modeling drawing can be distinguished based on the BIM technology, wherein the heat insulation layer structure is common and more basic building structure types, and therefore calling operation of the heat insulation layer structure can be achieved based on the prior art.
And (2) duplicate checking: traversing all structures except the heat-insulating layer structure in the BIM drawing file, screening the structures overlapped with the heat-insulating layer structure, and generating an overlapped information group.
Wherein, when carrying out the drawing and drawing, structures such as cornice can be located the inside heat preservation structure and stretch out the heat preservation structure even, overlap information group and include all with the heat preservation structure coincidence and stretch out other structures of heat preservation structure.
Area operation step 3: and calculating the structural area of the heat-insulating layer.
The area operation step 3 specifically executes the following operations:
calling the height and length of an external selected heat insulation layer structure to perform product operation to obtain the area of the heat insulation layer;
judging whether all the structures in the overlapped information group extend out of the heat-insulating layer structure,
if the judgment result is yes, calling all structures extending out of the heat insulation layer structure to generate an area stripping group, calling the heights and lengths of all structures of the area stripping group to perform product operation to obtain a difference area, subtracting the difference area from the heat insulation layer area, and marking the obtained result as a final area;
and if the judgment result is negative, marking the area of the heat-insulating layer as the final area.
The height and the length of the heat preservation layer structure can be directly obtained by calling the data of the heat preservation layer structure stored in the BIM drawing file.
Volume operation step 4: and calculating the structural volume of the insulating layer.
The volume operation step 4 specifically executes the following operations:
calling the final area of the heat insulation layer structure selected from the outside and the thickness of the heat insulation layer to perform product operation to obtain the volume of the heat insulation layer;
screening all structures in the overlapped information group, except the area stripping group, which are in contact with the heat-insulating layer structure, and generating a volume accounting group;
calling the height and length of the superposed part of all the structures and the heat-insulating layer structure in the volume accounting group and the heat-insulating layer thickness of the heat-insulating layer structure to be multiplied, and marking the obtained numerical value as a volume stripping group;
the volume of the insulation minus the volume stripping set is called and the result is recorded as the final volume.
And if the volume accounting group has no structure, directly marking the volume of the heat preservation layer as the final volume.
And 5, screening: and identifying and calling the structure of the rubber powder particle layer in the BIM drawing file to generate a rubber powder particle layer data set.
The method for identifying the structure of the rubber powder particle layer in the BIM drawing file comprises the following steps:
identifying the heat insulation layer structure in the BIM drawing file, and selecting a structure of which the outer side is attached to the heat insulation layer structure;
drawing steps based on the same structure of the BIM drawing file are completely the same, calling all structures in the BIM drawing file which are the same as the structures selected in the steps, and marking the structures as rubber powder particle layer structures;
granular layer operation step 6: and calculating the structural area and the volume of the rubber powder particle layer.
The granular layer operation step 6 specifically executes the following operations:
calling a rubber powder particle layer data set, screening a vertical rubber powder particle layer structure to generate a vertical data set, and screening a horizontal rubber powder particle layer structure to generate a horizontal data set;
calling a vertical data group, calculating the total height and the length of the rubber powder particle layer structure in the vertical data group, and multiplying the total height and the length of the rubber powder particle layer structure in the vertical data group to obtain a vertical area;
and calling a horizontal data group, calculating the length and the width of each rubber powder particle layer structure in the horizontal data group, multiplying the length and the width of each rubber powder particle layer structure respectively, and adding all multiplication results to obtain a horizontal area.
Calling the thickness of the rubber powder particle layer structure, multiplying the thickness by the horizontal area and the vertical area respectively, and adding the results to obtain coarse volume data;
traversing the data group of the rubber powder particle layer, counting the intersection number of the horizontal rubber powder particle layer structure and the numerical rubber powder particle layer structure, and recording the number as a redundant number;
calling the thickness of the rubber powder particle layer structure to perform square operation, and multiplying the operation result by the length of the rubber powder particle layer structure and the four data of the redundant number to obtain a redundant volume;
and calling the coarse volume data to subtract the redundant volume data to obtain the volume data of the particle layer.
The vertical and horizontal definition in the vertical rubber powder particle layer structure selection and the horizontal rubber powder particle layer structure selection is carried out on the basis of a transverse axis and a vertical axis of a BIM drawing file.
Summarizing step 7: and summarizing the structural area of the heat-insulating layer and the structural volume of the heat-insulating layer to generate heat-insulating layer information.
The implementation principle of the heat preservation structure metering method based on the BIM in the embodiment of the application is as follows: after obtaining BIM drawing file, can will contact with the heat preservation and lead to the structure of heat preservation area or volume reduction to gather and generate overlapping information group to can effectively peel off the area and the volume of other structures according to the overlapping mode of all the other structures and heat preservation structure when calculating the area and the volume of heat preservation structure, thereby the area volume operational data of guarantee heat preservation structure is accurate, thereby guarantee subsequent material preparation is sufficient and appropriate amount, reduces the probability that the extravagant condition of material takes place. At present, the guangjieda BIM external member can't realize picking up and mentioning the operation to the convenience of similar rubber powder grained layer isotructure, through the screening, can draw out the rubber powder grained layer structure that draws well on the BIM drawing to conveniently mention the operation, the accurate reference condition of obtaining auxiliary structure such as rubber powder grained layer on the building model, thereby improve the work accuracy and the efficiency of proctoring work.
The embodiment discloses insulation construction metering device based on BIM, including input device and output device, its characterized in that still includes following module:
the identification module is used for responding to an externally input BIM drawing file, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
the duplication checking module is used for traversing all structures except the heat insulation layer structure in the BIM drawing file, screening the structures overlapped with the heat insulation layer structure and generating an overlapped information group;
the area operation module is used for calculating the structural area of the heat-insulating layer;
the volume operation module is used for calculating the volume of the heat-insulating layer structure;
the screening module is used for identifying and calling the rubber powder particle layer structure in the BIM drawing file to generate a rubber powder particle layer data set;
the particle layer operation module is used for performing the operation on the structural area and the volume of the rubber powder particle layer;
and the collecting module is used for collecting the structural volume of the heat-insulating layer, generating heat-insulating layer information.
For specific definition of the BIM-based thermal insulation structure metering device, reference may be made to the definition of the BIM-based thermal insulation structure metering method above, and details are not repeated here. The various modules in the data processing apparatus described above may be implemented in whole or in part by software, hardware, and combinations thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
The embodiment provides a computer device, which may be a server, and the internal structure diagram of the computer device may be as shown in fig. 2. The computer device includes a processor, a memory, and a network interface connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a database. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The database of the computer device is used for storing data such as service requests, service data and the like. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a data processing method.
Those skilled in the art will appreciate that the architecture shown in fig. 2 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
The computer device comprises a memory in which a computer program is stored and a processor which, when executing the computer program, carries out the steps in the above-described method embodiments.
The present embodiment provides a computer-readable storage medium, in which a computer program is stored, which computer program, when being executed by a processor, realizes the steps of the above-mentioned method embodiments.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database or other medium used in the embodiments provided herein can include at least one of non-volatile and volatile memory. Non-volatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical storage, or the like. Volatile Memory can include Random Access Memory (RAM) or external cache Memory. By way of illustration and not limitation, RAM can take many forms, such as Static Random Access Memory (SRAM) or Dynamic Random Access Memory (DRAM), among others.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A BIM-based heat insulation structure metering method is characterized by comprising the following steps:
the identification step (1) is used for responding to a BIM drawing file input from the outside, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
a duplicate checking step (2) for traversing all structures except the heat-insulating layer structure in the BIM drawing file, screening the structures which are superposed with the heat-insulating layer structure, and generating an overlapped information group;
an area operation step (3) for calculating the area of the heat-insulating layer structure;
a volume operation step (4) for calculating the volume of the heat-insulating layer structure;
and (7) a step of summarizing the heat insulation layer structure volume to generate heat insulation layer information.
2. The BIM-based insulation structure metering method according to claim 1, wherein the area operation step (3) specifically performs the following operations:
calling the height and length of the heat-insulating layer structure selected from the outside to perform product operation to obtain the area of the heat-insulating layer
Judging whether all the structures in the overlapped information group extend out of the heat-insulating layer structure,
if the judgment result is yes, calling all structures extending out of the heat insulation layer structure to generate an area stripping group, calling the heights and lengths of all structures of the area stripping group to perform product operation to obtain a difference area, subtracting the difference area from the heat insulation layer area, and marking the obtained result as a final area;
and if the judgment result is negative, marking the area of the heat-insulating layer as the final area.
3. The BIM-based thermal insulation structure metering method according to claim 2, wherein the volume operation step (4) specifically performs the following operations:
calling the final area of the heat insulation layer structure selected from the outside and the thickness of the heat insulation layer to perform product operation to obtain the volume of the heat insulation layer;
screening all structures in the overlapped information group, except the area stripping group, which are in contact with the heat-insulating layer structure, and generating a volume accounting group;
calling the height and length of the superposed part of all the structures and the heat-insulating layer structure in the volume accounting group and the heat-insulating layer thickness of the heat-insulating layer structure to be multiplied, and marking the obtained numerical value as a volume stripping group;
the volume of the insulation minus the volume stripping set is called and the result is recorded as the final volume.
4. The BIM-based insulation structure metering method according to claim 1, characterized in that the identification step (1) is followed by the following steps:
a screening step (5) for identifying and calling the rubber powder particle layer structure in the BIM drawing file to generate a rubber powder particle layer data set;
and a particle layer calculation step (6) for calculating the structural area and the volume of the rubber powder particle layer.
5. The BIM-based thermal insulation structure metering method according to claim 4, wherein the granular layer operation step (6) specifically performs the following operations:
calling a rubber powder particle layer data set, screening a vertical rubber powder particle layer structure to generate a vertical data set, and screening a horizontal rubber powder particle layer structure to generate a horizontal data set;
calling a vertical data group, calculating the total height and the length of the rubber powder particle layer structure in the vertical data group, and multiplying the total height and the length of the rubber powder particle layer structure in the vertical data group to obtain a vertical area;
and calling a horizontal data group, calculating the length and the width of each rubber powder particle layer structure in the horizontal data group, multiplying the length and the width of each rubber powder particle layer structure respectively, and adding all multiplication results to obtain a horizontal area.
6. The BIM-based insulation structure metering method according to claim 1, wherein the granular layer operation step (6) further performs the following operations:
calling the thickness of the rubber powder particle layer structure, multiplying the thickness by the horizontal area and the vertical area respectively, and adding the results to obtain coarse volume data;
traversing the data group of the rubber powder particle layer, counting the intersection number of the horizontal rubber powder particle layer structure and the numerical rubber powder particle layer structure, and recording the number as a redundant number;
calling the thickness of the rubber powder particle layer structure to perform square operation, and multiplying the operation result by the length of the rubber powder particle layer structure and the four data of the redundant number to obtain a redundant volume;
and calling the coarse volume data to subtract the redundant volume data to obtain the volume data of the particle layer.
7. The utility model provides an insulation construction metering device based on BIM, includes input device and output device, its characterized in that still includes following module:
the identification module is used for responding to an externally input BIM drawing file, calling the heat insulation layer structure in the BIM drawing file and generating a heat insulation structure group;
the duplication checking module is used for traversing all structures except the heat insulation layer structure in the BIM drawing file, screening the structures overlapped with the heat insulation layer structure and generating an overlapped information group;
the area operation module is used for calculating the structural area of the heat-insulating layer;
the volume operation module is used for calculating the volume of the heat-insulating layer structure;
the screening module is used for identifying and calling the rubber powder particle layer structure in the BIM drawing file to generate a rubber powder particle layer data set;
the particle layer operation module is used for performing the operation on the structural area and the volume of the rubber powder particle layer;
and the collecting module is used for collecting the structural volume of the heat-insulating layer, generating heat-insulating layer information.
8. A computer device comprising a memory and a processor, the memory storing a computer program, characterized in that: the processor, when executing the computer program, realizes the steps of the method of any one of claims 1 to 6.
9. A computer-readable storage medium storing a computer program, characterized in that: the computer program, when executed by a processor, implementing the steps of the method of any one of claims 1 to 6.
CN202010828175.7A 2020-08-18 BIM-based insulation structure metering method and device, computer equipment and storage medium Active CN111950064B (en)

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