CN112233243B

CN112233243B - Building pipeline 3D visualization method

Info

Publication number: CN112233243B
Application number: CN202011130514.0A
Authority: CN
Inventors: 殷凤珠; 戴伯华
Original assignee: Nanjing Qiqu Digital Technology Co ltd
Current assignee: Nanjing Qiqu Digital Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2022-04-05
Anticipated expiration: 2040-10-21
Also published as: CN112233243A

Abstract

The invention belongs to the technical field of visualization, and discloses a 3D visualization method for building pipelines, which is characterized in that optical fibers are buried while the pipelines are buried, optical fiber branches are exposed out of a wall body at nodes of the pipelines and nodes of circuits, a laser input device is reserved during installation, a recording person shoots laser at the input nodes, the laser leaks out of the optical fibers in a cavity, the laser is shot and recorded by a camera in a dark environment, and floors, room numbers and wall numbers are recorded, and a computer automatically generates a rough wiring diagram according to the brightness of light points of pictures. The 3D visualization of the building pipeline can facilitate the acceptance of the pipeline laid in the wall body by the acceptance personnel. And the method is favorable for avoiding the damage to the originally laid pipeline in the process of modification, and improving the accuracy and the scientificity of the planning design, construction and management of pipeline engineering. The time and the cost for determining the pipeline trend are greatly saved, and the economic loss caused by planning failure is reduced to the maximum extent.

Description

Building pipeline 3D visualization method

Technical Field

The invention belongs to the technical field of visualization, and particularly relates to a building pipeline 3D visualization method.

Background

With the development and progress of the society, high-rise buildings are seen everywhere, pipelines need to be laid in walls during decoration, many workers lay the pipelines mistakenly during decoration due to incomprehension or errors of drawings during the laying of the pipelines, the laid pipelines are located in the walls, the arrangement of the pipelines in the walls is difficult to compare during acceptance, the laid pipelines are not detected, and danger exists.

When the laying or the transformation of the pipeline is required to be increased, the specific position of the original laid pipeline is unknown, so that the previous pipeline is easy to damage during construction, the construction cost is increased, and the construction difficulty is increased. For this reason, we have designed a method for 3D visualization of building pipelines to solve the above problems.

Disclosure of Invention

In order to solve the problems of better acceptance of the laid pipeline after construction and avoiding damage to the previously laid pipeline during reconstruction, the invention adopts the following technical scheme.

A3D visualization method for building pipelines is characterized by comprising the following steps:

step 1: acquiring a building drawing of a building;

step 2: carrying out three-dimensional modeling on the obtained building drawing data, displaying each floor and each room of the building, marking the number of the floor and the room, and preliminarily drawing the wall of each room in the modeling process;

and step 3: when a water pipe and an electric wire are arranged on a wall body, the optical fiber is embedded into the wall body along with the water pipe or the electric wire, and the optical fiber branches are exposed out of the wall body at the node of the pipeline and the node of the circuit, and a laser input device is reserved during installation;

and 4, step 4: feeding back the removed or added wall bodies in the rooms to modeling personnel according to the actual condition of each room, so that the modeling personnel modify the models according to the actual condition and label the models in sequence;

and 5: inputting laser at a reserved laser input device by using a laser emitting device, then shooting a picture against a wall surface, transmitting the picture into a computer, inputting the floor, the room number and the shot wall surface number of a room into the computer when uploading the picture, and enabling the floor, the room number and the wall surface number to correspond to the floor number, the room number and the wall surface number displayed on the three-dimensional model;

step 6: and recognizing light spots on the picture by using a computer according to the picture, generating a wiring diagram with rough pipelines and circuits by using lines of different colors, and correspondingly generating the wiring diagram on the wall surface of the three-dimensional model.

Preferably, the building of the model in

steps

1 and 2 includes setting a unit of the three-dimensional system, importing the acquired two-dimensional graphic data into the three-dimensional system, and then generating the three-dimensional model of the building according to actual conditions.

Preferably, in step 3, to distinguish the nodes of the pipeline from the nodes of the line, the exposed number of the node optical fiber branches of the pipeline is one, and the exposed number of the node optical fiber branches of the circuit is two.

Preferably, in step 5, the data entry is performed in a dark environment.

Preferably, in step 3, the exposed points of the optical fiber branches can be increased for pipeline nodes and line nodes with longer spans.

Compared with the prior art, the invention has the beneficial effects that:

according to the building pipeline 3D visualization method, the building pipeline 3D visualization can be convenient for inspection and acceptance personnel to inspect and accept the pipeline laid in the wall body, and the pipeline which is not understood or wrongly laid by the construction personnel on the drawing is detected, so that the harm brought in the use process is avoided. And the method is favorable for avoiding the damage to the originally laid pipeline in the process of modification, and improving the accuracy and the scientificity of the planning design, construction and management of pipeline engineering. The time and the cost for determining the pipeline trend are greatly saved, and the economic loss caused by planning failure is reduced to the maximum extent.

According to the building pipeline 3D visualization method, data used by the building model established by the method come from Auto CAD drawings and field measurement of input personnel, the actual building is displayed according to a certain proportion, and the data is real and reliable.

The method for 3D visualization of the building pipeline is simple in construction and convenient to operate, the pipeline is generated on the three-dimensional model of the building by using the computer, the condition of pipeline laying in each layer and each room of the building can be checked only by operating in front of the computer during detection, and the efficiency is high.

According to the building pipeline 3D visualization method, the node of the pipeline or the node of the line can be distinguished during recording through the design that the exposed number of the node optical fiber branches of the pipeline is one and the exposed number of the node optical fiber branches of the circuit is two, so that lines with different colors are generated, and an observer can know and judge more clearly.

Drawings

FIG. 1 is a schematic diagram of the main steps of a method for 3D visualization of building pipelines according to the present invention;

FIG. 2 is a flow chart of the present invention for creating a circuit of water pipes and electrical wires;

FIG. 3 is a schematic diagram of the main steps of modeling according to the present invention;

FIG. 4 is a schematic structural diagram of the wall body buried wire and the optical fiber according to the present invention;

fig. 5 is a schematic diagram of bright spots after laser is input into the wall laser input device according to the present invention.

In the figure: 1. wall body, 2, electric wire, 3, socket mounting groove, 4, optic fibre, 5, optic fibre branch, 6, laser input device, 7, socket.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. In the drawings of the embodiments of the present application, hatching of various types in the drawings is not labeled according to national standards, does not require the material of elements, and distinguishes the sectional views of the elements in the drawings.

Please refer to fig. 1-3, which show a 3D visualization method for building pipelines, which is a method for 3D visualization of building pipelines and lines laid in a wall. Specifically, the building pipeline 3D visualization method comprises the following specific steps:

step 1: and obtaining the building drawing of the building from a construction unit.

Step 2: and carrying out three-dimensional modeling on the obtained building drawing data, displaying each floor and each room of the building, marking the number of the floor and the room, preliminarily drawing the wall of each room in the modeling process, establishing the model, namely firstly setting a unit of a three-dimensional system, then importing the obtained two-dimensional graphic data into the three-dimensional system, and then generating the three-dimensional model of the building according to the actual situation.

And step 3: the utility model discloses a water pipe, including the wall body, the wall body is buried with optic fibre along with water pipe or electric wire together to the electrician when the wall body arranges water pipe and electric wire, and expose the wall body with the optic fibre branch at the node of pipeline, the node of circuit, and reserve laser input device when installation, for distinguishing the node of pipeline and circuit, the node optic fibre branch of pipeline exposes quantity for one, the node optic fibre branch of circuit exposes quantity for two, the computer can judge whether water pipe node or electric wire node according to the quantity of different light points like this, to can increase the exposure point of optic fibre branch between longer pipeline node of span and circuit node, can not produce the mistake in automatic wiring like this.

And 4, step 4: the method comprises the steps that firstly, entry personnel feed back the removed or added wall bodies in the rooms to modeling personnel according to the actual conditions of each room, so that the modeling personnel modify the models according to the actual conditions and label the models in sequence, and when the entry personnel feed back, the width of the newly added or removed wall bodies needs to be fed back to the modeling personnel.

And 5: the entry personnel use laser emitter to input laser at the laser input device department of reserving, then the optic fibre branch that exposes the wall body will produce the bright spot by laser leakage, then enter personnel and shoot to the wall, the going on under the darker condition of environment when entering data, can make the light spot on the photo more clear like this, and transmit this photo in the computer, the floor that locates the room when uploading the photo, the room number and the wall number of shooing enter the computer, and with the floor number that shows on the three-dimensional model, room number and wall number correspond.

Step 6: the computer automatically generates a rough wiring diagram of pipelines and circuits by using lines with different colors according to the picture and identifying light spots on the picture, and generates the wiring diagram on the wall surface of the three-dimensional model correspondingly, and the lines with different colors are beneficial to clearer distinguishing and judgment of an observer.

The method can display the pipeline laid in the building wall body, is convenient for checking and accepting the pipeline laid by constructors, is convenient for avoiding the damage to the originally laid pipeline when the pipeline is transformed in the later period, and improves the accuracy and the scientificity of the planning design, the construction and the management of pipeline engineering. The time and the cost for determining the pipeline trend are greatly saved, and the economic loss caused by planning failure is reduced to the maximum extent.

The above; but are merely preferred embodiments of the present application; the scope of protection of the present application is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the application are equally replaced or changed; are intended to be covered by the scope of the present application.

Claims

1. A3D visualization method for building pipelines is characterized by comprising the following specific steps:

step 1: acquiring a building drawing of a building;

step 2: carrying out three-dimensional modeling on the obtained building drawing data by using a computer, displaying each floor and each room of the building, marking the number of the floor and the room, and preliminarily drawing the wall of each room in the modeling process;

2. The method for 3D visualization of the building pipeline as claimed in claim 1, wherein the building of the model in the steps 1 and 2 comprises setting the unit of the three-dimensional system, importing the acquired two-dimensional graphic data into the three-dimensional system, and generating the three-dimensional model of the building according to actual conditions.

3. The method as claimed in claim 1, wherein in step 3, to distinguish the node of the pipeline from the node of the line, the exposed number of the node optical fiber branches of the pipeline is one, and the exposed number of the node optical fiber branches of the circuit is two.