CN115906225A

CN115906225A - Component net height analysis method and device and computer equipment

Info

Publication number: CN115906225A
Application number: CN202111166402.5A
Authority: CN
Inventors: 尤勇敏; 请求不公布姓名
Original assignee: Jiuling Jiangsu Digital Intelligent Technology Co Ltd
Current assignee: Jiuling Jiangsu Digital Intelligent Technology Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2023-04-04

Abstract

The application relates to a component net height analysis method, a component net height analysis device, computer equipment and a storage medium. The method comprises the following steps: the method comprises the steps that computer equipment obtains a building information model, determines at least one target area according to area attribute information in the building information model, determines a target pipeline member in the at least one target area according to an enclosing line segment of the at least one target area and a positioning line of the pipeline member in the building information model, and determines an analysis result of the target pipeline member according to the bottom elevation of the target pipeline member and the preset net height of the target area; the analysis result indicates whether the target piping member is reasonable. In the method, the computer equipment analyzes and judges the net height of each component based on the attribute information of each component in the building information model to obtain the result of whether the net height of each component is reasonable or not, so that the pre-analysis of the net height of the component based on the building information model is realized, and the analysis result is more accurate because each component parameter in the building information model is an objective parameter.

Description

Component net height analysis method and device and computer equipment

Technical Field

The application relates to the technical field of computer-aided building design, in particular to a method, a device and computer equipment for analyzing the net height of a component.

Background

At present, for the net height analysis of each component in the building, it is generally analyzed through experience by a field operator whether the net height of each component is reasonable. This method is inefficient and results of analysis are inaccurate.

Disclosure of Invention

In view of the above, it is necessary to provide a method, an apparatus, and a computer device for analyzing a net height of a member, which can improve accuracy of an analysis result.

In a first aspect, a method for analyzing a net height of a component is provided, the method comprising:

acquiring a building information model, and determining at least one target area according to area attribute information in the building information model;

determining a target pipeline member in at least one target area according to the enclosing line segment of the at least one target area and the positioning line of the pipeline member in the building information model;

determining an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset clear height of the target area; the analysis result indicates whether the target piping member is rational.

In one optional embodiment, determining the target pipeline member in the at least one target area according to the enclosing line segment of the at least one target area and the positioning line of the pipeline member in the building information model comprises:

acquiring a bounding line segment of a target area;

determining candidate pipeline components with the relative elevation of the pipeline components in the building model equal to the current elevation of the target area;

and determining the target pipeline member of the target area according to the enclosing line segment of the target area and the positioning line of the candidate pipeline member.

In one optional embodiment, determining the target pipeline member of the target region according to the enclosing line segment of the target region and the location line of the candidate pipeline member includes:

projecting the positioning line of the candidate pipeline component and the enclosing line segment of the target area to a two-dimensional plane, and determining all intersection points of the positioning line of the candidate pipeline component and the enclosing line segment on the two-dimensional plane;

determining the number of line segments obtained by intersecting the positioning lines of the candidate pipeline components and the enclosing line segments according to the intersection points;

and determining the target pipeline member in the target area according to the number of the line segments.

In one optional embodiment, determining the target pipe member within the target area based on the number of line segments comprises:

if the number of the line segments is larger than a preset value, determining that the candidate pipeline component is a target pipeline component in the target area;

and if the number of the line segments is equal to the preset value, determining the midpoint position of the line segment obtained by the intersection of the positioning line of the candidate pipeline component and the enclosing line segment, and if the midpoint position is in the area of the enclosing line segment, determining the candidate pipeline component as the target pipeline component in the target area.

In one optional embodiment, determining the analysis result of the pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area comprises:

if the bottom elevation of the target pipeline component is smaller than the preset net height of the target area, determining that the target pipeline component is abnormal;

and if the bottom elevation of the target pipeline member is greater than or equal to the preset net height of the target area, determining that the target pipeline member is normal.

In one optional embodiment, the method further comprises:

adding an abnormal identifier in the attribute information of the abnormal target pipeline component;

and adding the abnormal mark of the abnormal target pipeline component into the building information model according to the abnormal mark of the abnormal target pipeline component, and updating and displaying the building information model.

In one optional embodiment, the conduit member is a water pipe, and the determining of the bottom elevation of the conduit member comprises:

and calculating to obtain the bottom elevation of the water pipe according to the pipe inner bottom elevation, the reference elevation, the outer diameter and the inner diameter of the water pipe.

In one optional embodiment, the analysis result includes the position of the axle network of the target pipe member, and the method further includes:

acquiring the midpoint of the center line of the abnormal pipeline component;

acquiring a horizontal axis network and a vertical axis network in a building model;

traversing each horizontal axis network, determining the horizontal axis network closest to the central point of the target pipeline member, and determining the position of the target pipeline member on the horizontal axis network according to the horizontal axis network closest to the central point of the target pipeline member;

traversing each vertical axis network, determining the vertical axis network closest to the central point of the target pipeline member, and determining the position of the target pipeline member on the vertical axis network according to the vertical axis network closest to the central point of the target pipeline member.

In a second aspect, there is provided a component clearance analysis apparatus, the apparatus comprising:

the first determining module is used for acquiring the building information model and determining at least one target area according to the attribute information of the building information model;

the second determination module is used for determining the target pipeline member in at least one target area according to the enclosing line segment of at least one target area and the positioning line of the pipeline member in the building information model;

the analysis module is used for determining an analysis result of the pipeline component according to the bottom elevation of the target pipeline component and the preset clear height of the target area; the analysis result indicates whether the target piping member is rational.

In a third aspect, there is provided a computer device comprising a memory storing a computer program and a processor implementing the method of analyzing net height of a component according to any one of the first aspect when the processor executes the computer program.

In a fourth aspect, there is provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the method of component clearance analysis of any of the first aspects described above.

According to the component net height analysis method, the component net height analysis device and the computer equipment, the computer equipment obtains the building information model, determines at least one target area according to attribute information of the building information model, determines a target pipeline component in the at least one target area according to a bounding line segment of the at least one target area and a positioning line of the pipeline component in the building information model, and determines an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is reasonable. In the method, the computer equipment can analyze and judge the net height of each component in the building information model based on the attribute information of each component in the building information model so as to obtain the result whether the net height of each component meets the requirement or is reasonable, the net height of the component can be analyzed in advance based on the building information model, unreasonable components in the building information model can be improved based on the analysis result, and the net height of the component can be analyzed based on the building information model.

Drawings

FIG. 1 is a diagram of an exemplary implementation of a method for net height analysis of a component;

FIG. 2 is a schematic flow chart diagram illustrating a method for analyzing the net height of a component in one embodiment;

FIG. 3 is a schematic flow chart diagram illustrating a method for analyzing the net height of a component in one embodiment;

FIG. 4 is a schematic flow chart diagram illustrating a method for analyzing the net height of a component in one embodiment;

FIG. 5 is a schematic view of an anomalous duct member in one embodiment;

FIG. 6 is a schematic flow chart diagram illustrating a method for analyzing the net height of a component in one embodiment;

FIG. 7 is a diagram illustrating the structure of an abnormal pipe in the BIM model in one embodiment;

FIG. 8 is a schematic illustration of an analysis report output in one embodiment;

FIG. 9 is a schematic flow chart diagram illustrating a method for analyzing the net height of a component in one embodiment;

FIG. 10 is a block diagram showing the structure of a component clearance analysis apparatus according to an embodiment;

FIG. 11 is a block diagram showing the structure of a component clearance analysis apparatus according to an embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The component clearance analysis method provided by the application can be applied to the application environment shown in FIG. 1. In one embodiment, a computer device is provided, which may be a server, the internal structure of which may be as shown in fig. 1. The computer device includes a processor, a memory, a communication interface, a display screen, and an input device 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 and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The communication interface of the computer device is used for carrying out wired or wireless communication with an external terminal, and the wireless communication can be realized through WIFI, an operator network, NFC (near field communication) or other technologies. The computer program is executed by a processor to implement a component net height analysis method. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.

Those skilled in the art will appreciate that the architecture shown in fig. 1 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 following describes in detail the technical solutions of the present application and how the technical solutions of the present application solve the above technical problems by embodiments and with reference to the drawings. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. It should be noted that the execution main body of the method for analyzing the net height of a component provided in the embodiments of fig. 2 to 9 of the present application is a computer device, and may also be a device for analyzing the net height of a component, and the device for analyzing the net height of a component may be a part or all of the computer device by software, hardware, or a combination of software and hardware. In the following method embodiments, the execution subject is a computer device as an example.

In one embodiment, as shown in FIG. 2, a method for net height analysis of a component is provided, comprising the steps of:

s201, obtaining a building information model, and determining at least one target area according to area attribute information in the building information model.

The attribute Information of the Building Information Model (BIM) refers to attribute Information of each member and each part in the Building Information model, and includes, for example, a type tag, which may be a pipeline, a room, a corridor, or the like; the attribute information may further include parameters such as ID, area, length, and position coordinates, for example, the area of a room with ID of 01 is 25m ² And so on.

In this embodiment, the computer device may acquire all regions labeled as rooms as target regions; or, the computer device may further obtain, as the target area, all room areas whose ID ranges are within a preset range according to the ID, for example, obtain, as the target area, a room whose ID is [01-05], and then, according to the ID of each room, the computer device determines, as the target area, an area formed by rooms whose IDs are 01, 02, 03, 04, 05; or the computer device may also determine, according to the spatial label of the building information model, a space within the specified range as the target area; or, the computer device may further obtain, according to the preset elevation, all rooms of which the elevation in the building information model is the preset elevation as the target area. Optionally, after the target area is determined, a net height parameter of the target area may also be determined, which is not limited in this embodiment.

202. And determining the target pipeline member in the at least one target area according to the enclosing line segment of the at least one target area and the positioning line of the pipeline member in the building information model.

The enclosing line segment refers to a line segment corresponding to an enclosing region formed by projecting a target region in the BIM model to a two-dimensional plane.

In this embodiment, the computer device may traverse each target area, determine all the pipeline components involved in each target area, project the target area onto a two-dimensional plane, for example, an XOY plane, to obtain a target area on the two-dimensional plane, thereby determining a bounding line segment of the target area, project the positioning line of the pipeline components onto the two-dimensional plane, and determine the target pipeline component actually located in the target area according to the line segment projected on the two-dimensional plane and the bounding line segment of the target area.

S203, determining an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is reasonable.

The bottom elevation of the target pipeline member can be directly obtained from the attribute information of each member of the BIM; the preset clear height of the target area is the same clear height set by the computer device for all target areas after the target area is determined.

In this embodiment, the computer device performs analysis according to the preset net height of the target area and the obtained bottom elevation of each target pipeline, for example, the computer device may directly compare the bottom elevation of each target pipeline with the preset net height of the target area, and determine a target pipeline with the bottom elevation of the target pipeline smaller than the preset net height of the target area as an unreasonable pipeline component; and determining the target pipeline with the bottom elevation of the target pipeline being greater than or equal to the preset net height of the target area as a reasonable pipeline component. Or the computer equipment can also calculate the difference between the bottom elevation of each target pipeline and the preset net height of the target area, and if the difference is within the preset difference range, the pipeline component is determined to be a reasonable pipeline component; if the difference value is out of the preset difference value range, judging whether the bottom elevation of the pipeline component is smaller than the preset net height of the target area, and if so, determining that the pipeline component is an unreasonable pipeline component; if the value is greater than the predetermined value, the pipeline member is determined to be a reasonable pipeline member, which is not limited in this embodiment.

In the component net height analysis method, computer equipment acquires a building information model, determines at least one target area according to attribute information of the building information model, determines a target pipeline component in the at least one target area according to a bounding line segment of the at least one target area and a positioning line of the pipeline component in the building information model, and determines an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is reasonable. In the method, the computer equipment can analyze and judge the net height of each component in the building information model based on the attribute information of each component in the building information model, so as to obtain the result whether the net height of each component meets the requirement or is reasonable, the preliminary analysis of the net height of the component based on the building information model is realized, the unreasonable component in the building information model can be improved based on the analysis result, and the component net height analysis is carried out based on the building information model.

Alternatively, the computer device in determining whether the piping member is in the target zone may be determined by the methods provided in the following embodiments. In one optional embodiment, as shown in fig. 3, determining the target pipeline member in the at least one target area according to the enclosing line segment of the at least one target area and the positioning line of the pipeline member in the building information model includes:

wherein, the operations from step 301 to step 303 are executed for each target area in the building model.

S301, acquiring a bounding line segment of the target area.

In this embodiment, the computer device may implement an operation on the BIM model through a revit plug-in, for example, when the target area is a room, a room.getboundarysegments method in the revit plug-in is called to obtain a closed target area, so as to construct an IList < boundarysegments > >, a curve is obtained through the boundarysegments method, and then a curve list is transferred into a currveloop.create to obtain a closure area of the target area.

S302, candidate pipeline components with the relative elevations of the pipeline components in the building model being equal to the current elevations of the target area are determined.

Wherein, the pipeline component can comprise a bridge, an air pipe, a water pipe and the like.

In this embodiment, all the pipeline components in the BIM model are obtained, the relative elevations of all the pipeline components are obtained, and the pipeline component with the relative elevation equal to the current elevation of the target area is determined as the candidate pipeline component according to the comparison between the relative elevation of each pipeline component and the current elevation of the target area. The relative elevation can be directly obtained from the attribute information of each pipeline component in the BIM, and the current elevation of the target area is the elevation set when the target area is obtained. Here, the computer device needs to screen all the pipeline components in the BIM model, that is, the computer device screens the pipeline components meeting the requirements according to the relative elevations of the pipeline components (the relative elevations are equal to the current elevations), instead of performing undifferentiated analysis on all the pipeline components in the BIM model collection, so that the accuracy of performing the net height analysis on the pipeline components is improved laterally.

S303, determining the target pipeline member of the target area according to the enclosing line segment of the target area and the positioning line of the candidate pipeline member.

Wherein, the location line of the candidate pipeline member can be obtained by the location attribute of each pipeline member. In this embodiment, the computer device determines the target region to which each pipe member belongs, or determines whether each pipe member is in its corresponding target region, according to the positioning line of the candidate pipe member after determination and the enclosing line segment of the target region that has been determined.

Optionally, one implementation method for determining whether a pipe member is located in a target area, as shown in fig. 4, the determining a target pipe member of the target area according to a bounding line segment of the target area and a location line of a candidate pipe member includes:

s401, projecting the positioning line of the candidate pipeline member and the enclosing line segment of the target area to a two-dimensional plane, and determining all intersection points of the positioning line of the candidate pipeline member and the enclosing line segment on the two-dimensional plane.

In this embodiment, the computer device projects, according to the target region and the candidate pipe member in the BIM model, the enclosing region of the target region and the positioning line of the pipe member into a two-dimensional plane, for example, onto the xoy plane, and based on the xoy plane, obtains all intersection points of the positioning line of the candidate pipe member and the enclosing line segment on the two-dimensional plane.

S402, determining the number of line segments obtained by intersecting the positioning lines and the enclosing line segments of the candidate pipeline components according to the intersection points.

In this embodiment, all intersection points of the locating line of the candidate pipe member and the enclosing line segment on the two-dimensional plane are determined, and according to each intersection point, the computer device may determine the number of line segments existing among a plurality of intersection points formed by a certain pipe member.

And S403, determining a target pipeline member in the target area according to the number of the line segments.

In this embodiment, the computer device determines whether the current candidate piping component is within the target area based on the number of line segments.

Optionally, if the number of the line segments is greater than a preset value, determining that the candidate pipeline component is a target pipeline component in the target area; and if the number of the line segments is equal to the preset value, determining the midpoint position of the line segment obtained by the intersection of the positioning line of the candidate pipeline component and the enclosing line segment, and if the midpoint position is in the area of the enclosing line segment, determining the candidate pipeline component as the target pipeline component in the target area.

In this embodiment, for example, the preset value may be 1, and if it is determined that the number of line segments formed by intersection points of the positioning line and the enclosing line segment of the current pipe member is greater than 1, the computer device determines that the current pipe member is located in the target area; if the computer device determines that the number of line segments formed by the intersection points of the positioning line of the current pipeline component and the enclosing line segment is equal to 1, determining the midpoint position of the line segments according to the current line segment, determining whether the current pipeline component is located in the enclosing area according to whether the midpoint position is located in the enclosing area, and if the midpoint position is located in the area of the enclosing line segment, determining that the current pipeline component is located in the target area, which is not limited in this embodiment.

In this embodiment, the computer device may determine the pipeline member in the target region through the positioning line of the pipeline member and the enclosing line segment of each target region, so as to more accurately analyze the pipeline member in the target region, reduce the influence of unnecessary data, and improve the accuracy of the analysis result.

if the bottom elevation of the target pipeline component is smaller than the preset net height of the target area, determining that the target pipeline component is abnormal; and if the bottom elevation of the target pipeline component is greater than or equal to the preset net height of the target area, determining that the target pipeline component is normal.

In this embodiment, the computer device obtains the bottom elevation of each target pipeline member, compares the bottom elevation of each target pipeline member with the preset net height of the target area, determines that the target pipeline member is abnormal when it is determined that the bottom elevation of the target pipeline member is smaller than the preset net height of the target area, and determines that the target pipeline member is normal otherwise, which may be referred to as fig. 5, where fig. 5 shows two problem components with bottom elevations smaller than the preset net height of the target area.

Alternatively, the duct member may be a bridge, an air duct, a water pipe, or the like. Wherein the bottom elevations of the bridge frame and the air pipe can be directly obtained from the BIM model. And calling a method element GetDoubleValue (BuiltInParameter. RBS _ CTC _ BOTTOM _ ELEVATION) to acquire the BOTTOM ELEVATIONs of the bridge frame and the air pipe.

Optionally, in the case that the piping member is a water pipe, the determining of the bottom elevation of the piping member includes:

and calculating to obtain the bottom elevation of the water pipe according to the elevation of the inner bottom of the water pipe, the elevation of the reference elevation, the outer diameter and the inner diameter.

In this embodiment, the bottom elevation of the water pipe = bottom elevation in pipe-reference elevation of the member- (outer diameter-inner diameter)/2, wherein the bottom elevation in pipe, the reference elevation of the member, the outer diameter, and the inner diameter can be obtained from the BIM model. For example, the reference ELEVATION of the component is obtained by a method doc. Getelement (element. Getelement id (buildinparameter. Rbs _ START _ LEVEL _ parameter)) as LEVEL), the ELEVATION of the INNER bottom is obtained by a method element. Getdoublvalue (buildinparameter. Rbs _ PIPE _ INVERT _ element), the OUTER DIAMETER is obtained by a method element. Getdoublvalue (buildinparameter. Rbs _ PIPE _ OUTER _ DIAMETER), and the INNER DIAMETER is obtained by a method element. Getdoublvalue (buildinparameter. Rbs _ PIPE _ INNER _ DIAMETER), which is not limited in this embodiment.

In this embodiment, the computer device may obtain the bottom elevation of each target pipeline member based on the BIM model, so as to determine an unreasonable pipeline member, that is, an abnormal pipeline member, based on the bottom elevation of the target pipeline member and the preset net height of the target area.

After determining the abnormal pipe member, the computer device may further identify the abnormal pipe member in the BIM model, and in one optional embodiment, as shown in fig. 6, the method further includes:

s501, adding an abnormal mark in the attribute information of the abnormal target pipeline component.

The abnormal mark may be a designated color or a designated style for setting the color of the abnormal target pipeline member, or a certain label for indicating the abnormality is added to the abnormal target pipeline member, and the label may be displayed in a folded manner in the display interface of the BIM model, that is, the abnormal mark is displayed when the target pipeline member is triggered to be viewed.

S502, according to the abnormal mark of the abnormal target pipeline component, adding the abnormal mark of the abnormal target pipeline component into the building information model, and updating the building information model.

In the present embodiment, after determining to update the attribute information of the abnormal target pipeline component, the BIM model is updated according to the attribute information of the abnormal target pipeline component, that is, the abnormal identifier of the abnormal target pipeline component is displayed in the BIM model. As shown in fig. 7, the left side of fig. 7 shows a schematic view of an abnormal water pipe.

And S503, displaying the updated building model in the target view.

Wherein the target view is a designated other view, and before displaying the BIM model, the computer device may create a view of other dimensions for the BIM model, or create a user-designated view and display the BIM model in the target view. Optionally, the computer device may further output an analysis report of the BIM model according to the updated building model and an analysis result of the target pipeline component, where the analysis report includes a local BIM model where the abnormal target pipeline component is located, a region where the abnormal target pipeline component is located, a state of the abnormal target pipeline component, a net height of the abnormal target pipeline component, an axis network position of the abnormal target pipeline component, and the like, where the analysis report may be shown in fig. 8.

Optionally, the method for determining the position of the axle mesh of the target pipe member comprises:

acquiring the midpoint of the center line of the abnormal pipeline component; acquiring a horizontal axis network and a vertical axis network in a building model; traversing each horizontal axis network, determining the horizontal axis network closest to the central point of the target pipeline member, and determining the position of the target pipeline member on the horizontal axis network according to the horizontal axis network closest to the central point of the target pipeline member; traversing each vertical axis network, determining the vertical axis network closest to the central point of the target pipeline member, and determining the position of the target pipeline member on the vertical axis network according to the vertical axis network closest to the central point of the target pipeline member.

In this embodiment, the computer device determines the midpoint of the center line of the abnormal pipe member, obtains all axis networks in the BIM model, groups the axis networks, divides the axis networks parallel to the x axis into horizontal groups to obtain horizontal axis networks, and divides the axis networks parallel to the y axis into vertical groups to obtain vertical axis networks. Traversing the horizontal axis network, and determining the shortest line from the center point of the abnormal pipeline member to the infinite extension line of the horizontal axis network to obtain the position of the target pipeline member on the horizontal axis network; traversing the vertical axis network, determining the shortest line from the central point of the abnormal pipeline component to the infinite extension line of the vertical axis network, and obtaining the position of the target pipeline component on the vertical axis network. The position of the axis network of the abnormal pipe member output in the analysis report may be expressed in the form of a horizontal axis network position and a vertical axis network position.

In this embodiment, the computer device may determine the abnormal target pipeline component in the BIM model according to the analysis result, and in order to more intuitively feed back the abnormal pipeline component to the user, the computer device may update the identifier of the abnormal pipeline component to the BIM model, and output an analysis report according to the related information thereof, thereby optimizing the intuitive understanding of the user on the abnormal pipeline component.

To better explain the above method, as shown in fig. 9, the present embodiment provides a method for analyzing a net height of a component, which specifically includes:

s101, obtaining a building information model, and determining at least one target area according to area attribute information in the building information model;

s102, acquiring a bounding line segment of each target area;

s103, determining candidate pipeline components with the relative elevations of the pipeline components in the building model equal to the current elevations of the target area;

s104, determining the target pipeline components of each target area according to the enclosing line segment of each target area and the positioning line of the candidate pipeline components;

s105, if the bottom elevation of the target pipeline component is smaller than the preset net height of the target area, determining that the target pipeline component is abnormal;

s106, if the bottom elevation of the target pipeline component is larger than or equal to the preset net height of the target area, determining that the target pipeline component is normal;

s107, adding an abnormal identifier in the attribute information of the abnormal target pipeline component;

s108, adding the abnormal identifier of the abnormal target pipeline member into the building information model according to the abnormal identifier of the abnormal target pipeline member, and updating the building information model;

and S109, displaying the updated building model in the target view, and outputting an analysis report of the abnormal target pipeline member.

In this embodiment, the computer device may analyze and determine the net heights of the components in the building information model based on the attribute information of the components in the building information model, so as to obtain a result of whether the net heights of the components meet the requirements or are reasonable, thereby implementing the pre-analysis of the net heights of the components based on the building information model, improving the unreasonable components in the building information model based on the analysis result, and performing the component net height analysis based on the building information model.

The implementation principle and technical effect of the method for analyzing the net height of a component provided by the above embodiment are similar to those of the method embodiment, and are not described again here.

It should be understood that although the various steps in the flow charts of fig. 2-9 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 2-9 may include multiple steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed in turn or alternately with other steps or at least some of the other steps.

In one embodiment, as shown in fig. 10, there is provided a component clearance analysis apparatus including:

the first determining module 01 is used for acquiring a building information model and determining at least one target area according to area attribute information in the building information model;

the second determining module 02 is used for determining the target pipeline member in at least one target area according to the enclosing line segment of at least one target area and the positioning line of the pipeline member in the building information model;

the analysis module 03 is used for determining an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is reasonable.

In one optional embodiment, the second determining module 02 is configured to obtain a bounding line segment of the target area; determining candidate pipeline components with the relative elevation of the pipeline components in the building model equal to the current elevation of the target area; and determining the target pipeline member of the target area according to the enclosing line segment of the target area and the positioning line of the candidate pipeline member.

In one optional embodiment, the second determining module 02 is configured to project the location line of the candidate pipeline component and the enclosing line segment of the target area onto the two-dimensional plane, and determine all intersection points of the location line of the candidate pipeline component and the enclosing line segment on the two-dimensional plane; determining the number of line segments obtained by intersecting the positioning lines of the candidate pipeline components and the enclosing line segments according to the intersection points; and determining the target pipeline member in the target area according to the number of the line segments.

In one optional embodiment, the second determining module 02 is configured to determine that the candidate pipe member is a target pipe member in the target area if the number of the line segments is greater than a preset value; and if the number of the line segments is equal to the preset value, determining the midpoint position of the line segment obtained by the intersection of the positioning line of the candidate pipeline component and the enclosing line segment, and if the midpoint position is in the area of the enclosing line segment, determining the candidate pipeline component as the target pipeline component in the target area.

In one optional embodiment, the analysis module 03 is configured to determine that the target pipeline component is abnormal if the bottom elevation of the target pipeline component is less than the preset net height of the target area; and if the bottom elevation of the target pipeline member is greater than or equal to the preset net height of the target area, determining that the target pipeline member is normal.

In one optional embodiment, as shown in fig. 11, the component clearance analysis apparatus further includes a processing module 04, configured to add an abnormality identifier to the attribute information of the abnormal target pipeline component; and adding the abnormal mark of the abnormal target pipeline component into the building information model according to the abnormal mark of the abnormal target pipeline component, and updating and displaying the building information model.

In one optional embodiment, the pipeline component is a water pipe, and the analysis module 03 is further configured to calculate the bottom elevation of the water pipe according to the pipe bottom elevation of the water pipe, the reference elevation, the outer diameter and the inner diameter.

In one optional embodiment, the analysis result includes the position of the axle network of the target pipeline component, and the analysis module 03 is further configured to obtain a midpoint of a centerline of the abnormal pipeline component; acquiring a horizontal axis network and a vertical axis network in a building model; traversing each horizontal axis network, determining the horizontal axis network closest to the central point of the target pipeline member, and determining the position of the target pipeline member on the horizontal axis network according to the horizontal axis network closest to the central point of the target pipeline member; traversing each vertical axis network, determining the vertical axis network closest to the central point of the target pipeline member, and determining the position of the target pipeline member on the vertical axis network according to the vertical axis network closest to the central point of the target pipeline member.

For specific limitations of the component clearance analysis device, reference may be made to the above limitations of the component clearance analysis method, which are not described herein again. The modules in the component clearance analysis device can be wholly or partially realized by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent of 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.

In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program:

determining an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is reasonable.

The implementation principle and technical effect of the computer device provided by the above embodiment are similar to those of the above method embodiment, and are not described herein again.

In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:

determining an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset clear height of the target area; the analysis result indicates whether the target piping member is reasonable.

The implementation principle and technical effect of the computer-readable storage medium provided by the above embodiments are similar to those of the above method embodiments, and are not described herein again.

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 may be implemented by hardware instructions of a computer program, which may be stored in a non-volatile computer-readable storage medium, and when executed, may 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 technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent application shall be subject to the appended claims.

Claims

1. A method for analyzing net height of a component, the method comprising:

determining a target pipeline member in the at least one target area according to the enclosing line segment of the at least one target area and the positioning line of the pipeline member in the building information model;

determining an analysis result of the target pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is rational.

2. The method of claim 1, wherein determining a target duct member within the at least one target area based on the at least one target area's bounding line segment and a locating line of a duct member in the building information model comprises:

acquiring a bounding line segment of the target area;

determining candidate pipeline components in the building model having a relative elevation of the pipeline component equal to a current elevation of the target area;

3. The method of claim 2, wherein determining the target conduit member for the target area based on the circumscribed line segment of the target area and the location line of the candidate conduit member comprises:

determining the number of line segments obtained by intersecting the positioning line of the candidate pipeline member with the enclosing line segment according to the intersection point;

determining the target pipeline member within the target area according to the number of line segments.

4. The method of claim 3, wherein said determining the target pipe member within the target area based on the number of line segments comprises:

if the number of the line segments is equal to a preset value, determining the midpoint position of the line segment obtained by intersecting the positioning line of the candidate pipeline component and the enclosing line segment, and if the midpoint position is in the area of the enclosing line segment, determining that the candidate pipeline component is the target pipeline component in the target area.

5. The method of claim 1, wherein determining the analysis of the pipe member based on the bottom elevation of the target pipe member and the preset net height of the target area comprises:

6. The method of claim 5, further comprising:

and adding the abnormal mark of the abnormal target pipeline member into the building information model according to the abnormal mark of the abnormal target pipeline member, and updating and displaying the building information model.

7. The method of claim 5, wherein the conduit member is a water pipe, and wherein the bottom elevation of the conduit member is determined by:

and calculating the bottom elevation of the water pipe according to the pipe inner bottom elevation, the reference elevation, the outer diameter and the inner diameter of the water pipe.

8. The method of claim 1, wherein the analysis results include an axle network position of the target pipe member, the method further comprising:

acquiring the midpoint of the center line of the abnormal pipeline component;

acquiring a horizontal axis network and a vertical axis network in the building model;

9. A component clearance analysis apparatus, comprising:

the system comprises a first determining module, a second determining module and a third determining module, wherein the first determining module is used for acquiring a building information model and determining at least one target area according to attribute information of the building information model;

the second determination module is used for determining a target pipeline member in the at least one target area according to the enclosing line segment of the at least one target area and the positioning line of the pipeline member in the building information model;

the analysis module is used for determining an analysis result of the pipeline component according to the bottom elevation of the target pipeline component and the preset net height of the target area; the analysis result indicates whether the target piping member is rational.

10. 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, implements the steps of the method of any of claims 1 to 8.