CN116257927A - BIM-based special-shaped hole generation method, device and equipment - Google Patents

BIM-based special-shaped hole generation method, device and equipment Download PDF

Info

Publication number
CN116257927A
CN116257927A CN202310518095.5A CN202310518095A CN116257927A CN 116257927 A CN116257927 A CN 116257927A CN 202310518095 A CN202310518095 A CN 202310518095A CN 116257927 A CN116257927 A CN 116257927A
Authority
CN
China
Prior art keywords
type
special
transition
distance
rectangle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202310518095.5A
Other languages
Chinese (zh)
Other versions
CN116257927B (en
Inventor
张磊
郭婷婷
刘笑
张琴
袁立明
李贝娜
陈朋
葛鑫
袁晨阳
齐怀川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing No 3 Construction Engineering Co Ltd
Original Assignee
Beijing No 3 Construction Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing No 3 Construction Engineering Co Ltd filed Critical Beijing No 3 Construction Engineering Co Ltd
Priority to CN202310518095.5A priority Critical patent/CN116257927B/en
Publication of CN116257927A publication Critical patent/CN116257927A/en
Application granted granted Critical
Publication of CN116257927B publication Critical patent/CN116257927B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/08—Construction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T19/00—Manipulating 3D models or images for computer graphics
    • G06T19/20—Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2113/00—Details relating to the application field
    • G06F2113/14—Pipes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/30—Computing systems specially adapted for manufacturing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Geometry (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Business, Economics & Management (AREA)
  • Computational Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pure & Applied Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Mathematical Analysis (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Economics (AREA)
  • Mathematical Optimization (AREA)
  • Human Resources & Organizations (AREA)
  • Marketing (AREA)
  • Primary Health Care (AREA)
  • Strategic Management (AREA)
  • Tourism & Hospitality (AREA)
  • General Business, Economics & Management (AREA)
  • Computer Graphics (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Abstract

The disclosure relates to a method, a device and equipment for generating a special-shaped hole based on BIM. The method comprises the following steps: in a BIM model, acquiring the size parameter of each wall penetrating part in the wall penetrating part combination; generating a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a preset expansion value and tolerance value; determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle; adjusting the outline of the transition rectangular aggregate according to the special-shaped opening type so as to adjust the outline of the transition rectangular aggregate to the special-shaped opening outline of the type; and generating the special-shaped hole on the wall body. According to the technical scheme, the trimming and standardization of the holes are facilitated, the efficiency of the holes is improved, and the management efficiency of the holes is improved.

Description

BIM-based special-shaped hole generation method, device and equipment
Technical Field
The disclosure relates to the technical field of BIM, in particular to a method, a device and equipment for generating a special-shaped hole based on BIM.
Background
The density and the complexity of building pipelines are improved, the distribution layers of the pipelines are multiple, the distribution forms are complex, the pipelines penetrate through the wall, holes are required to be reserved in the wall, the shape of the reserved holes is irregular and is not regular rectangle due to the complexity of the distribution of the pipelines, and a large number of special-shaped holes are generated. In the related art, in BIM software, only rectangular holes can be realized, and special-shaped holes cannot be realized.
Disclosure of Invention
In order to overcome the problems in the related art, the present disclosure provides a method, an apparatus and a device for generating a special-shaped hole based on BIM, so as to solve the above problems.
According to a first aspect of an embodiment of the present disclosure, there is provided a method for generating a profiled hole based on BIM, including:
in a BIM model, acquiring the size parameter of each wall penetrating part in the wall penetrating part combination;
generating a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a preset expansion value and tolerance value;
determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle;
adjusting the outline of the transition rectangular aggregate according to the special-shaped opening type so as to adjust the outline of the transition rectangular aggregate to the special-shaped opening outline of the type;
and generating the special-shaped hole on the wall body according to the special-shaped hole outline.
In one embodiment, the wall penetrating member comprises: air pipe, water pipe and crane span structure.
In one embodiment, determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle includes:
determining the bottom side of each transition rectangle;
determining two sides of the transition rectangular aggregate;
determining the number of the bottom edges, and a first bottom edge with the smallest ordinate and a second bottom edge with the smallest ordinate;
determining a vertical distance between the second bottom edge and the first bottom edge;
respectively determining a first distance from a left end point to a left side edge of the first bottom edge and a second distance from a right end point to a right side edge;
determining a first adjacent horizontal distance from one end of the second bottom edge to an adjacent end of the first bottom edge and a second adjacent horizontal distance from the other end of the second bottom edge to an adjacent side edge, respectively;
judging whether the number of the first bottom edges is 1 or not, and if the number of the first bottom edges is 1;
judging whether the first distance and the second distance are larger than or equal to a preset reference threshold value, and if the first distance and the second distance are larger than or equal to the preset reference threshold value, determining that the corresponding special-shaped hole type is a second type;
if the first distance and the second distance are smaller than the reference threshold value, determining that the corresponding special-shaped opening type is a fifth type;
and if the first distance is greater than or equal to the reference threshold, the second distance is smaller than the reference threshold, or the first distance is smaller than the reference threshold, and the second distance is greater than or equal to the reference threshold, and the corresponding type is determined to be a first type, a third type or a fourth type.
In one embodiment, in response to the first distance being greater than or equal to the reference threshold, the second distance being less than the reference threshold, or the first distance being less than the reference threshold, the second distance being greater than or equal to the reference threshold, determining the corresponding type as the first, third, or fourth type includes:
judging whether the first adjacent horizontal distance is smaller than the reference threshold value, if the first adjacent horizontal distance is smaller than the reference threshold value, judging whether the second adjacent horizontal distance is smaller than the reference threshold value, and if the second adjacent horizontal distance is smaller than the reference threshold value, determining that the type is a first type; the second adjacent horizontal distance is greater than or equal to the reference threshold, and the type is determined to be a fourth type;
if the first adjacent horizontal distance is greater than or equal to the reference threshold, judging whether a second adjacent horizontal distance is smaller than the reference threshold; if yes, determining that the type is a third type;
if not, judging whether the first adjacent horizontal distance is larger than or equal to the second adjacent horizontal distance;
if yes, the type is a third type, and if no, the type is a fourth type;
if the first adjacent horizontal distance is greater than or equal to the reference threshold, judging whether the distance between the second bottom edge and the side edge is smaller than the reference threshold; if yes, determining that the type is a third type;
if not, judging whether the first adjacent horizontal distance is larger than or equal to the second adjacent horizontal distance;
if so, the type is a third type, and if not, the type is a fourth type.
In one embodiment, if the number of first bottom edges is 2 and both first bottom edges intersect the side edges respectively,
the type is determined to be a third type.
In one embodiment, if the number of the first bottom edges is 2 and two of the first bottom edges do not intersect with the side edges, respectively, or the number of the first bottom edges is 3 or more;
determining the lowest empty line segment;
judging whether the number of the lowest empty line segments is 2, if so, judging whether all the empty line segments are not intersected with the side edges, if so, executing integration of the holes, combining a plurality of empty line segments into one empty line segment after the integration, integrating the empty line segments into a third type, and determining the type as the third type; if not, judging whether the longest empty line segment intersects with the side edge, if so, integrating the holes, wherein the type of the integrated holes is a first type, a third type or a fourth type; if not, the type is determined to be a third type.
If the number of the lowest empty line segments is not 2 and is more than or equal to 3, judging whether the longest empty line segments are intersected with the side edges, if so, integrating the holes, wherein the type of the integrated holes is a first type, a third type or a fourth type;
if the air line segments are not intersected, integrating the openings, and combining a plurality of air line segments into one air line segment after integrating, wherein the air line segments are integrated into a third type.
In one embodiment, the method further comprises: and if the fusion condition is met for any two adjacent wall penetrating parts, carrying out fusion treatment on the rectangle subjected to external expansion on the two adjacent wall penetrating parts.
In one embodiment, the fusing process of the rectangle after the two adjacent wall penetrating parts are expanded includes:
for any adjacent two through-wall parts, including a first through-wall part and a second through-wall part;
performing first external expansion on the first through-wall part according to the size and the external expansion value of the first through-wall part to obtain a first transition rectangle;
performing second expansion on the first transition rectangle according to the size and tolerance value of the first transition rectangle to obtain a second transition rectangle;
performing first external expansion on the second through-wall part according to the size and the external expansion value of the second through-wall part to obtain a third transition rectangle;
performing secondary expansion on the third transition rectangle according to the size and tolerance value of the third transition rectangle to obtain a fourth transition rectangle;
and generating a fifth mixed rectangle by fusing the fourth transition rectangle and the second transition rectangle in response to the intersection of the fourth transition rectangle and the second transition rectangle.
In a second aspect, the present application proposes a BIM-based special-shaped hole generating device, including:
the obtaining module is used for obtaining the size parameter of each wall penetrating part in the wall penetrating part combination in the BIM;
the transition rectangle generating module is used for generating a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a preset expansion value and tolerance value;
the type determining module is used for determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle;
the adjusting module is used for adjusting the outline of the transition rectangular aggregate according to the special-shaped opening type so as to adjust the outline of the transition rectangular aggregate to the special-shaped opening outline of the type;
and the generation module is used for generating the special-shaped hole on the wall body according to the special-shaped hole outline.
In a third aspect, the present application provides a BIM-based special-shaped hole generating device, including:
a processor; a memory for storing processor-executable instructions;
wherein the processor is configured to execute the executable instructions to implement the method of any of the above.
In a fourth aspect, the present application proposes a non-transitory computer readable storage medium having stored thereon computer program instructions which, when executed by a processor, implement the steps of the method of any of the preceding claims.
The technical scheme provided by the embodiment of the disclosure can comprise the following beneficial effects: in a BIM model, acquiring the size parameter of each wall penetrating part in the wall penetrating part combination; generating a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a preset expansion value and tolerance value; determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle; adjusting the outline of the transition rectangular aggregate according to the special-shaped opening type so as to adjust the outline of the transition rectangular aggregate to the special-shaped opening outline of the type; and generating the special-shaped hole on the wall body. According to the technical scheme, the trimming and standardization of the holes are facilitated, the efficiency of the holes is improved, and the management efficiency of the holes is improved. The reservation of the comprehensive special-shaped hole improves the accuracy of the reserved hole of the wall body, effectively realizes accurate hole opening, reduces fireproof hidden danger, and improves the quality and safety of engineering.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a flow chart illustrating a BIM-based method of generating a profiled hole in accordance with an exemplary embodiment;
FIG. 2 is a schematic diagram of a transition rectangle shown according to an exemplary embodiment;
FIG. 3 is a schematic diagram of a profile hole type, according to an exemplary embodiment;
FIG. 4 is a flowchart illustrating another BIM-based profiled hole generation method in accordance with an exemplary embodiment;
FIG. 5 is a schematic diagram of a BIM-based profiled hole generation apparatus in accordance with an exemplary embodiment;
fig. 6 is a schematic structural diagram of a BIM-based special-shaped hole generating apparatus according to an exemplary embodiment.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated.
The application provides a BIM-based special-shaped hole generation method, which comprises the following steps of:
in step S102, in the BIM model, the dimensional parameter of each through-wall part in the through-wall part combination is obtained.
Wherein, the wall penetrating part includes: air pipe, water pipe and crane span structure. In particular, there are many combinations of implementations possible. For example, it may be a combination of air pipes, a combination of water pipes, a combination of bridge frames, or a combination of air pipes and water pipes, thereby creating the need for a special-shaped opening.
In step S104, a transition rectangle and a transition rectangle aggregate are generated according to the size parameter of each through-wall part and the preset expansion value and tolerance value.
Referring to fig. 2, each through-wall part is subjected to expansion according to a predetermined expansion value to generate a first transition rectangle, and then subjected to expansion according to a tolerance value to generate a second transition rectangle.
In step S106, determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle.
In this embodiment, referring to fig. 3, a plurality of types of special-shaped openings may be preset. The special-shaped hole type comprises five types.
In the first type, an L shape rotated 90 degrees counterclockwise; the second is T-shaped, the third is straight, the top surface is straight, and the length of the left side edge is longer than that of the right side edge; it can be regarded as a shape obtained by excluding a deformed L shape from a position in the lower right corner of a rectangle. Wherein, L is deformed to rotate L anticlockwise by 90 degrees and then turn around the vertical axis symmetrically.
Fourth, the top is straight and the bottom is zigzag, which can be seen as removing a rectangle from the lower right corner, with the remainder of the deformed L shape, where L is deformed to rotate L clockwise.
The fifth type is a rectangle.
In step S108, the contour of the transition rectangular aggregate is adjusted according to the type of the special-shaped hole, so that the contour of the transition rectangular aggregate is adjusted to the contour of the special-shaped hole of the type.
In this embodiment, the contour of the transition rectangular aggregate may be adjusted to adjust the contour of the transition rectangular aggregate to the contour of the type of the shaped opening. Thus, in the BIM three-dimensional model of the wall body, the types of the holes are in the preset type range, so that the trimming and standardization of the holes are facilitated, the hole opening efficiency is improved, the hole opening management efficiency is improved, and the hole opening construction efficiency is improved.
In step S110, the special-shaped hole is generated on the wall according to the contour of the special-shaped hole.
According to the technical scheme, in the BIM model, the size parameters of each wall penetrating part in the wall penetrating part combination are obtained; generating a transition rectangle according to a preset expansion value and a tolerance value, and further determining the special-shaped hole type of the through-wall part combination; and adjusting the outline of the transition rectangular aggregate according to the type of the special-shaped hole so as to adjust the outline of the transition rectangular aggregate to the outline of the special-shaped hole. And generating the special-shaped hole on the wall body. Thus, the method is beneficial to the trimming and standardization of the holes, is beneficial to improving the efficiency of the holes, improves the management efficiency of the holes, and further is beneficial to improving the construction efficiency of the holes.
In one embodiment, referring to fig. 4, in step S106, determining, according to each transition rectangle, a type of a special-shaped hole to which the through-wall part combination belongs may further include the following steps:
determining the bottom side of each transition rectangle;
determining two sides of the transition rectangular aggregate;
determining the number of the bottom edges, and a first bottom edge with the smallest ordinate and a second bottom edge with the smallest ordinate;
determining a vertical distance between the second bottom edge and the first bottom edge;
respectively determining a first distance from a left end point to a left side edge of the first bottom edge and a second distance from a right end point to a right side edge;
determining a first adjacent horizontal distance from one end of the second bottom edge to an adjacent end of the first bottom edge and a second adjacent horizontal distance from the other end of the second bottom edge to an adjacent side edge, respectively;
judging whether the number of the first bottom edges is 1, and executing the following steps if the number of the first bottom edges is 1;
judging whether the first distance and the second distance are larger than or equal to a preset reference threshold value, and if the first distance and the second distance are larger than or equal to the preset reference threshold value, determining that the corresponding special-shaped hole type is a second type;
if the first distance and the second distance are smaller than the reference threshold value, determining that the corresponding special-shaped opening type is a fifth type;
and if the first distance is greater than or equal to the reference threshold value, the second distance is smaller than the reference threshold value, and the corresponding type is determined to be a first type, a third type or a fourth type.
In one embodiment, in response to the first distance being greater than or equal to the reference threshold, the second distance being less than the reference threshold, determining the corresponding type to be the first, third, or fourth type, after which the following steps may be further performed:
in step S401, it is determined whether the first adjacent horizontal distance is smaller than the reference threshold, if the first adjacent horizontal distance is smaller than the reference threshold, step S402 is executed, otherwise step S403 is executed;
in step S402, it is determined whether the second adjacent horizontal distance is smaller than the reference threshold, and if the second adjacent horizontal distance is smaller than the reference threshold, the type is determined to be the first type.
In the present embodiment, the reference threshold value can be flexibly set. Referring to the first type shown in fig. 2, the first adjacent horizontal distance and the second adjacent horizontal distance are both 0.
And if the second adjacent horizontal distance is greater than or equal to the reference threshold value, determining that the type is a fourth type.
In this embodiment, referring to the fourth type of schematic diagram in fig. 2, the first adjacent horizontal distance is 0, and the second adjacent horizontal distance L2 is greater than 0, which meets the determination condition.
In step S403, it is determined whether the second adjacent horizontal distance is smaller than the reference threshold; if yes, determining that the type is a third type, and if no, executing step S404;
in this embodiment, referring to the third type of schematic diagram in fig. 2, the first adjacent horizontal distance is greater than 0, and the second adjacent horizontal distance is 0, which meets the determination condition.
In step S404, it is determined whether the first adjacent horizontal distance is equal to or greater than the second adjacent horizontal distance;
if so, the type is a third type, and if not, the type is a fourth type.
In one embodiment, it is determined whether the number of the first bottom edges is 2, if it is 2, it is determined whether two first bottom edges intersect with adjacent side edges, respectively, and if it is, it is determined that the type is the third type.
If the number of the first bottom edges is not 2 and two first bottom edges do not intersect with the side edges respectively, or the number of the first bottom edges is 3 or more, the following steps are executed:
determining the lowest empty line segment;
the first bottom edges are collinear, and the line segment left after all the first bottom edges are removed is defined as the lowest-altitude line segment by the projection of the top edge.
Judging whether the number of the lowest empty line segments is 2, if so, judging whether all the empty line segments are not intersected with the side edges, if so, integrating the holes, combining a plurality of empty line segments into one empty line segment after integration, integrating the empty line segments into a third type, and determining the type as the third type; if not, judging whether the longest empty line segment intersects with the side edge, if so, integrating the holes, wherein the type of the integrated holes is a first type, a third type or a fourth type; if not, the type is determined to be a third type.
If the number of the lowest empty line segments is not 2 and is more than or equal to 3, judging whether the longest empty line segments are intersected with the side edges, if so, integrating the holes, wherein the type of the integrated holes is a first type, a third type or a fourth type;
if the air line segments are not intersected, integrating the openings, and combining a plurality of air line segments into one air line segment after integrating, wherein the air line segments are integrated into a third type.
And after the integration of the holes and the execution of the first, third or fourth type of the integrated holes, returning to the step of determining the corresponding type as the first, third or fourth type, and executing step S401.
In one embodiment, the method may further comprise the steps of:
and for any two adjacent wall penetrating parts, in response to meeting the fusion condition, carrying out fusion treatment on the rectangle subjected to the outward expansion of the two adjacent wall penetrating parts.
In one embodiment, the fusing process is performed on the rectangle after the two adjacent wall penetrating parts are subjected to the expansion, and the method further comprises the following steps:
for any adjacent two through-wall parts, including a first through-wall part and a second through-wall part;
performing first external expansion on the first through-wall part according to the size and the external expansion value of the first through-wall part to obtain a first transition rectangle;
performing second expansion on the first transition rectangle according to the size and tolerance value of the first transition rectangle to obtain a second transition rectangle;
performing first external expansion on the second through-wall part according to the size and the external expansion value of the second through-wall part to obtain a third transition rectangle;
performing secondary expansion on the third transition rectangle according to the size and tolerance value of the third transition rectangle to obtain a fourth transition rectangle;
and generating a fifth mixed rectangle by fusing the fourth transition rectangle and the second transition rectangle in response to the intersection of the fourth transition rectangle and the second transition rectangle.
In a second aspect, the present application proposes a BIM-based special-shaped hole generating device, referring to FIG. 5, including:
an obtaining module 51, configured to obtain, in the BIM model, a dimension parameter of each wall penetrating part in the wall penetrating part combination;
a transition rectangle generating module 52, configured to generate a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a predetermined expansion value and tolerance value;
the type determining module 53 is configured to determine, according to each transition rectangle, a type of a special-shaped hole to which the through-wall part combination belongs;
the adjusting module 54 is configured to adjust the profile of the transition rectangular aggregate according to the type of the special-shaped hole, so as to adjust the profile of the transition rectangular aggregate to the profile of the special-shaped hole of the type;
and the generating module 55 is used for generating the special-shaped hole on the wall body according to the special-shaped hole outline.
In a third aspect, the present application proposes a BIM-based special-shaped hole generating device, referring to FIG. 6, the device includes: at least one processor 61 and at least one memory 62; the memory 62 is used to store one or more program instructions; the processor 61 is configured to execute one or more program instructions for performing the steps of the above-described method.
In the embodiment of the invention, the processor may be an integrated circuit chip with signal processing capability. The processor may be a general purpose processor, a digital signal processor (Digital Signal Processor, DSP for short), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC for short), a field programmable gate array (Field Programmable Gate Array, FPGA for short), or other programmable logic device, discrete gate or transistor logic device, discrete hardware components.
The disclosed methods, steps, and logic blocks in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present invention may be embodied directly in the execution of a hardware decoding processor, or in the execution of a combination of hardware and software modules in a decoding processor. The software modules may be located in a random access memory, flash memory, read only memory, programmable read only memory, or electrically erasable programmable memory, registers, etc. as well known in the art. The processor reads the information in the storage medium and, in combination with its hardware, performs the steps of the above method.
The storage medium may be memory, for example, may be volatile memory or nonvolatile memory, or may include both volatile and nonvolatile memory.
The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an electrically Erasable ROM (Electrically EPROM, EEPROM), or a flash Memory.
The volatile memory may be a random access memory (Random Access Memory, RAM for short) which acts as an external cache. By way of example, and not limitation, many forms of RAM are available, such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double data rate SDRAM (Double Data Rate SDRAM), enhanced SDRAM (ESDRAM), synchronous DRAM (SLDRAM), and direct memory bus RAM (Direct Rambus RAM, DRRAM).
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It is to be understood that the present disclosure is not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. The method for generating the special-shaped hole based on the BIM is characterized by comprising the following steps of:
in a BIM model, acquiring the size parameter of each wall penetrating part in the wall penetrating part combination;
generating a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a preset expansion value and tolerance value;
determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle;
adjusting the outline of the transition rectangular aggregate according to the special-shaped opening type so as to adjust the outline of the transition rectangular aggregate to the special-shaped opening outline of the type;
and generating the special-shaped hole on the wall body according to the special-shaped hole outline.
2. The BIM-based special-shaped hole generation method according to claim 1, wherein,
the wall penetrating part comprises: air pipe, water pipe and crane span structure.
3. The BIM-based special-shaped hole generation method according to claim 1, wherein,
determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle, wherein the method comprises the following steps:
determining the bottom side of each transition rectangle;
determining two sides of the transition rectangular aggregate;
determining the number of the bottom edges, and a first bottom edge with the smallest ordinate and a second bottom edge with the smallest ordinate;
determining a vertical distance between the second bottom edge and the first bottom edge;
respectively determining a first distance from a left end point to a left side edge of the first bottom edge and a second distance from a right end point to a right side edge;
determining a first adjacent horizontal distance from one end of the second bottom edge to an adjacent end of the first bottom edge and a second adjacent horizontal distance from the other end of the second bottom edge to an adjacent side edge, respectively;
judging whether the number of the first bottom edges is 1 or not, and if the number of the first bottom edges is 1;
judging whether the first distance and the second distance are larger than or equal to a preset reference threshold value, and if the first distance and the second distance are larger than or equal to the preset reference threshold value, determining that the corresponding special-shaped hole type is a second type;
if the first distance and the second distance are smaller than the reference threshold value, determining that the corresponding special-shaped opening type is a fifth type;
and if the first distance is greater than or equal to the reference threshold, the second distance is smaller than the reference threshold, or the first distance is smaller than the reference threshold, and the second distance is greater than or equal to the reference threshold, and the corresponding type is determined to be a first type, a third type or a fourth type.
4. The BIM-based special-shaped hole generation method according to claim 3, wherein,
in response to the first distance being greater than or equal to the reference threshold, the second distance being less than the reference threshold, or the first distance being less than the reference threshold, the second distance being greater than or equal to the reference threshold, determining the corresponding type as the first, third, or fourth type, comprising:
judging whether the first adjacent horizontal distance is smaller than the reference threshold value, if the first adjacent horizontal distance is smaller than the reference threshold value, judging whether the second adjacent horizontal distance is smaller than the reference threshold value, and if the second adjacent horizontal distance is smaller than the reference threshold value, determining that the type is a first type; the second adjacent horizontal distance is greater than or equal to the reference threshold, and the type is determined to be a fourth type;
if the first adjacent horizontal distance is greater than or equal to the reference threshold, judging whether a second adjacent horizontal distance is smaller than the reference threshold; if yes, determining that the type is a third type;
if not, judging whether the first adjacent horizontal distance is larger than or equal to the second adjacent horizontal distance;
if yes, the type is a third type, and if no, the type is a fourth type;
in response to the number of first bottom edges being 2, and each first bottom edge intersecting an adjacent side edge, respectively, the type is determined to be a third type.
5. The BIM-based special-shaped hole generation method according to claim 4, wherein,
if the number of the first bottom edges is 2 and both the first bottom edges intersect with the side edges respectively,
the type is determined to be a third type.
6. The BIM-based special-shaped hole generation method according to claim 5, wherein,
if the number of the first bottom edges is 2 and two first bottom edges do not intersect with the side edges respectively, or the number of the first bottom edges is 3 or more;
determining the lowest empty line segment;
judging whether the number of the lowest empty line segments is 2, if so, judging whether all the empty line segments are not intersected with the side edges, if so, integrating the holes, combining a plurality of empty line segments into one empty line segment after integration, integrating the empty line segments into a third type, and determining the type as the third type; if not, judging whether the longest empty line segment intersects with the side edge, if so, integrating the holes, wherein the type of the integrated holes is a first type, a third type or a fourth type; if the types are not intersected, determining that the types are third types;
if the number of the lowest empty line segments is not 2 and is more than or equal to 3, judging whether the longest empty line segments are intersected with the side edges, if so, integrating the holes, wherein the type of the integrated holes is a first type, a third type or a fourth type;
if the air line segments are not intersected, integrating the openings, and combining a plurality of air line segments into one air line segment after integrating, wherein the air line segments are integrated into a third type.
7. The BIM-based special-shaped hole generation method of claim 1, further comprising:
and if the fusion condition is met for any two adjacent wall penetrating parts, carrying out fusion treatment on the rectangle subjected to external expansion on the two adjacent wall penetrating parts.
8. The BIM-based special-shaped hole generation method according to claim 7, wherein the fusing processing of the rectangular shapes of the two adjacent through-wall parts after the outward expansion comprises the following steps:
for any adjacent two through-wall parts, including a first through-wall part and a second through-wall part;
performing first external expansion on the first through-wall part according to the size and the external expansion value of the first through-wall part to obtain a first transition rectangle;
performing second expansion on the first transition rectangle according to the size and tolerance value of the first transition rectangle to obtain a second transition rectangle;
performing first external expansion on the second through-wall part according to the size and the external expansion value of the second through-wall part to obtain a third transition rectangle;
performing secondary expansion on the third transition rectangle according to the size and tolerance value of the third transition rectangle to obtain a fourth transition rectangle;
and generating a fifth mixed rectangle by fusing the fourth transition rectangle and the second transition rectangle in response to the intersection of the fourth transition rectangle and the second transition rectangle.
9. BIM-based special-shaped hole generation device is characterized by comprising:
the obtaining module is used for obtaining the size parameter of each wall penetrating part in the wall penetrating part combination in the BIM;
the transition rectangle generating module is used for generating a transition rectangle and a transition rectangle aggregate according to the size parameter of each through-wall part and a preset expansion value and tolerance value;
the type determining module is used for determining the type of the special-shaped hole to which the through-wall part combination belongs according to each transition rectangle;
the adjusting module is used for adjusting the outline of the transition rectangular aggregate according to the special-shaped opening type so as to adjust the outline of the transition rectangular aggregate to the special-shaped opening outline of the type;
and the generation module is used for generating the special-shaped hole on the wall body according to the special-shaped hole outline.
10. BIM-based special-shaped hole generation equipment is characterized by comprising:
a processor; a memory for storing processor-executable instructions;
wherein the processor is configured to execute the executable instructions to implement the method of any one of claims 1 to 8.
CN202310518095.5A 2023-05-10 2023-05-10 BIM-based special-shaped hole generation method, device and equipment Active CN116257927B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310518095.5A CN116257927B (en) 2023-05-10 2023-05-10 BIM-based special-shaped hole generation method, device and equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310518095.5A CN116257927B (en) 2023-05-10 2023-05-10 BIM-based special-shaped hole generation method, device and equipment

Publications (2)

Publication Number Publication Date
CN116257927A true CN116257927A (en) 2023-06-13
CN116257927B CN116257927B (en) 2023-08-18

Family

ID=86679631

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310518095.5A Active CN116257927B (en) 2023-05-10 2023-05-10 BIM-based special-shaped hole generation method, device and equipment

Country Status (1)

Country Link
CN (1) CN116257927B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150052969A1 (en) * 2013-08-21 2015-02-26 Advanced Sensor Design Technologies, LLC Calibrating a Device
CN112329282A (en) * 2019-07-31 2021-02-05 比亚迪股份有限公司 Hole surrounding grid classification method and device and storage medium
CN113837204A (en) * 2021-09-28 2021-12-24 常州市宏发纵横新材料科技股份有限公司 Hole shape recognition method, computer equipment and storage medium
CN113935091A (en) * 2021-10-18 2022-01-14 广东电网有限责任公司广州供电局 Hole marking method and device, computer equipment and readable storage medium
CN114332369A (en) * 2021-12-28 2022-04-12 埃洛克航空科技（北京）有限公司 Building image processing method, building image processing device, building image processing equipment and storage medium
CN116090667A (en) * 2023-03-20 2023-05-09 济南邦德激光股份有限公司 Method, device, equipment and storage medium for processing excess materials in plate cutting process

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150052969A1 (en) * 2013-08-21 2015-02-26 Advanced Sensor Design Technologies, LLC Calibrating a Device
CN112329282A (en) * 2019-07-31 2021-02-05 比亚迪股份有限公司 Hole surrounding grid classification method and device and storage medium
CN113837204A (en) * 2021-09-28 2021-12-24 常州市宏发纵横新材料科技股份有限公司 Hole shape recognition method, computer equipment and storage medium
CN113935091A (en) * 2021-10-18 2022-01-14 广东电网有限责任公司广州供电局 Hole marking method and device, computer equipment and readable storage medium
CN114332369A (en) * 2021-12-28 2022-04-12 埃洛克航空科技（北京）有限公司 Building image processing method, building image processing device, building image processing equipment and storage medium
CN116090667A (en) * 2023-03-20 2023-05-09 济南邦德激光股份有限公司 Method, device, equipment and storage medium for processing excess materials in plate cutting process

Also Published As

Publication number Publication date
CN116257927B (en) 2023-08-18

Similar Documents

Publication Publication Date Title
CN110782505B (en) Room wall drawing method and device
CN116257927B (en) BIM-based special-shaped hole generation method, device and equipment
CN116090667A (en) Method, device, equipment and storage medium for processing excess materials in plate cutting process
US11086294B2 (en) Combining additive and conventional manufacturing techniques to improve manufacturability
CN114707254A (en) Two-dimensional boundary layer grid generation method and system based on template construction method
CN109143773B (en) Pretreatment method before optical proximity correction
CN112597662B (en) Building model error correction checking method and system
CN110930422A (en) Object outer frame determining method and device, computer equipment and readable storage medium
CN110795782B (en) Method and device for generating connection node, computer equipment and storage medium
CN108520128B (en) Integrated circuit design method and computer-readable storage medium
CN112836263B (en) Axle network generation method and device, computer equipment and storage medium
CN110727981B (en) Method and device for generating column splicing node of light steel structure and storage medium
CN112861241B (en) Method, device and equipment for expanding conical tube and readable storage medium
CN116680768A (en) Method, equipment and medium for extracting CAD information to generate wall model or door window model
CN113919027A (en) Component adjustment method and device in BIM (building information modeling) model, computer equipment and storage medium
CN113274734B (en) Virtual scene generation method and device and terminal equipment
CN114580053A (en) Intelligent modeling method for assembled superposed shear wall based on BIM parameterization
CN116822032B (en) Component processing method based on BIM
CN110374061B (en) Toe board alignment determining method and device for rock-fill face dam
CN116561858A (en) BIM-based special-shaped hole management method
CN112861240A (en) Method and device for calculating secondary component, computer equipment and readable storage medium
CN115578545A (en) Automatic extension method and device for coating deepened design model and storage medium
CN117252869B (en) CAD drawing wall path information extraction method and system
CN116756804A (en) Method and system for processing graphics under same space plane
CN112464327A (en) Door and window model arrangement method and device, computer equipment and storage medium

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant