CN114897507A - Building construction management system and management method based on BIM - Google Patents
Building construction management system and management method based on BIM Download PDFInfo
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Abstract
The invention discloses a building construction management system and a building construction management method based on BIM, which belong to the technical field of building construction. In order to understand that automatic supervision can not be realized, during building construction, a user can not clearly understand the building construction progress and can not correspondingly maintain and adjust in time aiming at sudden situations, and the problem of building construction operation safety is reduced.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a building construction management system and a building construction management method based on BIM.
Background
At present, the following defects exist in the building construction management:
1. most of the users are used for management, and automatic supervision cannot be realized;
2. when the building construction is carried out, a user cannot clearly know the building construction progress and cannot correspondingly maintain and adjust in time aiming at sudden situations, so that the safety of the building construction operation is reduced.
Disclosure of Invention
The invention aims to provide a building construction management system and a building construction management method based on BIM, which are convenient for carrying out automatic supervision on construction information, enable a user to know the construction progress more clearly, make corresponding strategy and maintenance adjustment aiming at specific reasons, ensure the construction safety, supervise the construction progress in real time, ensure the construction safety and orderly progress, and prompt and early warn the construction situation with abnormity to ensure the construction operation safety, so as to solve the problems proposed in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
BIM-based building construction management system comprises an information acquisition unit, an information identification unit and a BIM modeling unit, wherein:
the information acquisition unit is used for acquiring all construction information in the whole building construction process in real time, is a direct foundation and an important basis for building construction management, and can extract unstructured information from a large amount of construction information so as to complete the acquisition of all the construction information;
the information identification unit is used for identifying the construction information acquired in real time and converting the acquired construction information into contents which can be directly read by a computer, wherein the information identification unit comprises the identification of characters, voice and images, the construction information is quickly identified by adopting a mode identification method, and the identified construction information is transmitted to the BIM modeling unit;
the BIM modeling unit is used for carrying out three-dimensional modeling on the identified construction information, generating a VR panorama, and providing a complete construction engineering information base consistent with the actual situation for the three-dimensional modeling by establishing a virtual construction engineering three-dimensional model and utilizing a digital technology, wherein the information base not only comprises geometric information, professional attributes and state information for describing building components, but also comprises state information of non-component objects, and the BIM modeling unit can be applied to design and can also be applied to the whole life cycle of construction engineering projects and provides a cooperative working platform for all parties participating in the projects.
Further, still include evaluation analysis unit, supervision early warning unit and high in the clouds database, wherein:
the evaluation and analysis unit is used for evaluating and analyzing the VR panorama generated after three-dimensional modeling, classifying objects, phenomena and concepts in the VR panorama, separating essence and internal relation thereof, evaluating and demonstrating the VR panorama, performing feasibility analysis, judging possible situations in the whole building construction process, specifically analyzing the existing situations, and researching a scheme which can be executed and can solve problems;
the supervision early warning unit is used for carrying out all-around supervision early warning on the building construction process according to the result after evaluation and analysis, supervising the building construction progress in real time, ensuring the building construction to be carried out safely and orderly, and carrying out prompt early warning on the abnormal construction situation to ensure the safety of construction operation;
the cloud database is used for storing various building construction models and building construction reference standards, and is convenient for the evaluation and analysis unit to evaluate the building construction management.
Further, when the information acquisition unit acquires the construction information, the following operations are performed:
the aerial photography unmanned aerial vehicle is in a spiral mode in the air and shoots the whole building construction process in real time, wherein the whole building construction process comprises building construction engineering quantity, building finished product images and working states of constructors, and the building construction engineering quantity comprises concrete volume, steel structure material consumption, construction point area and electromechanical equipment quantity;
the fingerprint card punching machine collects the information of constructors, the fingerprints of the constructors are registered in the fingerprint attendance machine in advance based on the fingerprint identification technology, when the constructors go on and off duty, the attendance time record can be kept on the attendance machine only by pressing the registered fingerprints on the attendance machine, and then the collection of the attendance information of the constructors is completed;
the smoke sensor collects smoke information of a building construction site, a photoelectric smoke sensing device is adopted in the smoke sensor, smoke generated in a fire disaster can be detected, and when the smoke amount of the building construction site exceeds set threshold information, a built-in buzzer of the smoke sensor gives an alarm and can make a strong sound.
Further, when the information identification unit identifies the construction information, the following operations are performed:
the information extraction module is used for performing key extraction on the acquired construction information, extracting a large amount of construction information which is useful for users from massive, incomplete, noisy, fuzzy and random practical application remote sensing image data, and transmitting the extracted construction information which is useful for the users to the information conversion module;
after the information conversion module receives the construction information, the construction information is converted into corresponding force by using a control theory and a scientific method, actual utility is generated, and the processing content and task of information conversion have final purpose in the information processing process, so that the extracted construction information can be converted into the content which can be directly read by a computer, and the construction information is convenient to be automatically monitored.
Further, the BIM modeling unit performs the following operations in the process of three-dimensional modeling and generating the VR panorama:
after the aerial photography unmanned aerial vehicle shoots the information of the building construction, the shot information is transmitted to the three-dimensional generation module, the three-dimensional generation module carries out one-to-one reduction according to the shot position coordinate information of the building construction so as to generate a corresponding three-dimensional image, and after the three-dimensional generation module generates the corresponding three-dimensional image, the corresponding three-dimensional image is transmitted to the scene capturing module, so that the subsequent full scene can be generated conveniently;
the scene capturing module is used for capturing a generated three-dimensional image, capturing image information of the whole scene, using the rendered pictures of the modeling software, using the software to split the pictures, playing the pictures by using a special player, namely changing a plane photo or a computer modeling picture into a 360-degree full view for virtual reality browsing, simulating a two-dimensional plane picture into a real three-dimensional space, and showing the real three-dimensional space to a user for watching, so that the environment around building construction is presented as much as possible, and the user can more clearly know the building construction progress.
Further, the evaluation and analysis unit performs the following operations when evaluating and analyzing the building construction scene:
the evaluation and estimation module evaluates the construction information in the VR panorama, judges whether constructors are lazy and unqualified in construction standard, estimates the construction progress and checks whether the construction progress can be completed according to an expected period;
the comprehensive analysis module analyzes the result of the evaluation and estimation in detail again, integrates all factors, specifically analyzes the reasons causing the situation, and makes a corresponding strategy according to the specific reasons;
the maintenance adjustment module is used for correspondingly maintaining and adjusting the building construction according to the sudden situation, so that the building construction project can be completed according to expected setting, the maintenance and adjustment can be performed on the sudden situation, and the safe construction is guaranteed.
Further, when the supervision early warning unit carries out all-around supervision early warning, the following operations are executed:
the comprehensive supervision module carries out comprehensive supervision on the building construction process according to the result after evaluation and analysis, and if the condition that the building construction process does not meet the regulation is supervised, the supervision information is reported to the prompt early warning module;
the prompt early warning module correspondingly prompts early warning through the supervision information provided by the comprehensive supervision module, so that the construction operation safety is ensured, and the construction engineering is smoothly completed.
Further, the building construction reference standards stored in the cloud database comprise foundation and foundation standards, major structure standards, building decoration standards and professional engineering standards.
According to another aspect of the present invention, there is provided a method for managing a building construction management system based on BIM, comprising the steps of:
s1: the information acquisition unit acquires all construction information in the whole building construction process in real time, wherein the construction information comprises the construction engineering quantity, the finished building product image, the working state of constructors and smoke information of a building construction site, and the acquired information is transmitted to the information identification unit after the construction information is acquired;
s2: the information identification unit extracts the key of the collected construction information, converts the construction information into corresponding force by applying a control theory and a scientific method and generates actual utility, and the processing content and task of information conversion have final purpose in the information processing process, so that the extracted construction information can be converted into the content which can be directly read by a computer, and the construction information is convenient to be automatically monitored;
s3: the BIM modeling unit generates shot information into a corresponding three-dimensional image, captures image information of the whole scene, uses modeling software to render the rendered images, uses the software to split the images, and uses a special player to play, namely, a plane photo or a computer modeling image is changed into a 360-degree full view for virtual reality browsing, a two-dimensional plane image is simulated into a real three-dimensional space and is presented to a user for watching, so that the environment around the building construction is presented as much as possible, and the user can more clearly know the building construction progress;
s4: the evaluation and analysis unit evaluates the construction information in the VR panorama by referring to the cloud database, judges whether constructors are lazy and the construction standards are unqualified, evaluates the construction progress, checks whether the construction progress can be completed according to an expected period, makes a corresponding strategy for specific reasons, correspondingly maintains and adjusts the construction according to sudden situations, and ensures the construction safety;
s5: the supervision early warning unit carries out all-round supervision early warning to the building construction process according to the result after the evaluation analysis, supervises the building construction progress in real time, guarantees that the building construction goes on in order safely, and carries out suggestion early warning to the construction situation that has the anomaly, guarantees construction operation safety.
Compared with the prior art, the invention has the beneficial effects that:
1. the building construction management system and the management method based on the BIM of the invention, an information acquisition unit acquires all construction information in the whole building construction process in real time, an information identification unit extracts the key of the acquired construction information, so that the extracted construction information can be converted into the content which can be directly read by a computer, and the construction information is convenient to be automatically monitored, a BIM modeling unit generates the shot information into a corresponding three-dimensional image, captures the image information of the whole scene, uses the images rendered by modeling software to split the images, uses the software to play the split images, namely changes a plane photo or a computer modeling image into a 360-degree full view for virtual reality browsing, simulates a two-dimensional plane graph into a real three-dimensional space to be displayed to a user for viewing, so that the real three-dimensional space can show the environment around the building construction as much as possible, the user can know the construction progress of the building more clearly.
2. According to the BIM-based building construction management system and the management method, the evaluation and analysis unit refers to the cloud database to evaluate and gauge the construction information in the VR panorama, a corresponding strategy is made for specific reasons, corresponding maintenance and adjustment are carried out for sudden situations to guarantee the safety of building construction, the supervision and early warning unit carries out all-round supervision and early warning on the building construction process according to the result of evaluation and analysis, the building construction progress is supervised in real time, the building construction is guaranteed to be carried out safely and orderly, and the prompt and early warning is carried out on abnormal construction situations to guarantee the safety of construction operation.
Drawings
FIG. 1 is a schematic diagram of a building construction management system of the present invention;
FIG. 2 is a block diagram of the construction management system of the present invention;
FIG. 3 is a flow chart of the present invention for collecting construction information;
FIG. 4 is a flow chart of the present invention for identifying construction information;
FIG. 5 is a flow chart of BIM modeling of the present invention;
FIG. 6 is a flow chart of the present invention for evaluating and analyzing a construction scenario;
fig. 7 is a flow chart of the supervision and early warning for building construction according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Example one
Referring to fig. 1-2, the building construction management system based on the BIM includes an information acquisition unit, an information recognition unit, a BIM modeling unit, an evaluation and analysis unit, a supervision and early warning unit, and a cloud database.
The information acquisition unit can acquire all construction information in the whole building construction process in real time;
referring to fig. 3, it should be noted that the step of acquiring the construction information by the information acquisition unit is as follows:
s11: the aerial photography unmanned aerial vehicle is in a spiral mode in the air and shoots the whole building construction process in real time, wherein the whole building construction process comprises building construction engineering quantity, building finished product images and working states of constructors, and the building construction engineering quantity comprises concrete volume, steel structure material consumption, construction point area and electromechanical equipment quantity;
it should be noted that, the work flow of the aerial photography unmanned aerial vehicle is as follows:
s111, starting an interface: the planning of the task is quickly realized, a task monitoring interface is entered, the quick automatic filing of the aerial photography task is realized, all functions are divided, and the exclusive and stable software operation is realized;
s112, pre-flight inspection: in order to ensure the safe performance of tasks, the automatic detection is carried out by combining with flight control software before take-off, so that the good states of a GPS (global positioning system), a compass, an airspeed head, pitching and rolling of the airspeed head and the like of an airplane are ensured, and the dangerous condition in aerial photography is avoided;
s113, planning a flight mission: planning a flight task in three modes of regional aerial photography, navigation and mixing;
s114, aviation flight monitoring: important states of the aircraft such as attitude, direction, airspeed, position, battery voltage, instant wind speed and direction, task time and the like are mastered in real time, so that operators can conveniently judge the performability of tasks in real time, and the safety of the tasks is further ensured;
s115, image splicing: and after the aerial photography task is finished, navigating the aerial photography image to carry out image splicing of the research area.
An aerial drone is composed of an aircraft platform system, an information acquisition system and a ground control system, and can be launched and retrieved from a variety of platforms, such as from ground vehicles, ships, aircraft, sub-orbital vehicles and satellites, a ground operator can check its program through a computer and change the heading of the drone as needed, and other more advanced technical equipment, such as advanced eavesdropping devices, radars penetrating the leaves, micro spectrometer devices providing chemical capabilities, etc., will also be installed on the drone.
S12: the fingerprint card punching machine collects the information of constructors, the fingerprints of the constructors are registered in the fingerprint attendance machine in advance based on the fingerprint identification technology, when the constructors go on and off duty, the attendance time record can be kept on the attendance machine only by pressing the registered fingerprints on the attendance machine, and then the collection of the attendance information of the constructors is completed;
it should be noted that the fingerprint punched-card machine is an ultra-stable high-speed off-line fingerprint punched-card machine, adopts a high-performance flash memory, ensures long-term reliable operation, can store 3000 fingerprints and 50000 records, does not need to be connected with a computer in real time, is specially designed for fingerprint attendance checking of enterprises and public institutions needing long-distance off-line use, and is also suitable for various occasions needing accurate identity identification.
S13: the smoke sensor collects smoke information of a building construction site, a photoelectric smoke sensing device is adopted in the smoke sensor, smoke generated in a fire disaster can be detected, and when the smoke amount of the building construction site exceeds set threshold information, a built-in buzzer of the smoke sensor gives an alarm and can make a strong sound.
It should be noted that smoke sensors are classified into an ionic smoke sensor and a photoelectric smoke sensor:
the ion type smoke sensor adopts ion type smoke sensing, is a sensor with advanced technology and stable and reliable work, is widely applied to various fire alarm systems, and has far better performance than a gas-sensitive resistor type fire alarm.
The photoelectric smoke sensor is internally provided with an optical maze, the infrared pair tubes are installed, the infrared receiving tube cannot receive infrared light emitted by the infrared emitting tube when smoke and dust do not enter the optical maze, the receiving tube receives the infrared light through refraction and reflection when the smoke and dust enter the optical maze, the intelligent alarm circuit judges whether the infrared light exceeds a threshold value, and if the infrared light exceeds the threshold value, an alarm is given.
Identifying the construction information collected in real time through an information identification unit, and transmitting the identified construction information to a BIM modeling unit;
referring to fig. 4, it should be noted that the step of identifying the construction information is:
s21: key extraction is carried out on the collected construction information through an information extraction module, a large amount of construction information which is useful for users and is contained in the construction information is extracted from massive, incomplete, noisy, fuzzy and random practical application remote sensing image data, and the extracted construction information which is useful for the users is transmitted to an information conversion module;
s22: after the information conversion module receives the construction information, the construction information is converted into corresponding force by using a control theory and a scientific method, actual utility is generated, and the processing content and task of information conversion have final purpose in the information processing process, so that the extracted construction information can be converted into the content which can be directly read by a computer, and the automatic supervision of the construction information is facilitated.
It should be noted that, in the information extraction, besides using the remote sensing data, a large amount of related data is generally used, the data are mostly graph data and non-graph data from GIS, the graph data refers to various existing graphs, the non-graph data generally refers to statistical data of population, society, economy and the like, in the aspect of utilizing the graphic data, knowledge needs to be mined and used for connecting the graphic data with the remote sensing image so as to support the extraction of information, wherein the knowledge is positive correlation knowledge and inverse correlation knowledge, both of these knowledge types can be further divided into deterministic knowledge and probabilistic knowledge, and for graphical data, according to the relation between the information and the information to be extracted, the information can be further divided into four conditions, namely qualitative and positioning description of the past state or the future state of the information; secondly, qualitatively positioning description of the past state or the future state of the previous-level information containing the information; thirdly, qualitative positioning description of the condition information for making the topic exist, which comprises a proximity condition and an overlapping condition; and fourthly, limiting qualitative and positioning description of the conditional information of the special topic, wherein the qualitative and positioning description comprises adjacent limitation and overlapping limitation.
And performing three-dimensional modeling on the identified construction information through a BIM modeling unit, generating a VR panorama, and providing a complete building engineering information base consistent with the actual situation for the three-dimensional modeling by establishing a virtual building engineering three-dimensional model and utilizing a digital technology.
Referring to fig. 5, it should be noted that the step of BIM modeling is:
s31: after the aerial photography unmanned aerial vehicle shoots the information of the building construction, the shot information is transmitted to the three-dimensional generation module, the three-dimensional generation module carries out one-to-one reduction according to the shot position coordinate information of the building construction so as to generate a corresponding three-dimensional image, and after the three-dimensional generation module generates the corresponding three-dimensional image, the corresponding three-dimensional image is transmitted to the scene capturing module, so that the subsequent full scene can be generated conveniently;
s32: the scene capturing module captures a generated three-dimensional image, captures image information of the whole scene, uses modeling software to render the rendered pictures, uses the software to split the pictures, and uses a special player to play the pictures, namely, plane pictures or computer modeling pictures are changed into 360-degree full views for virtual reality browsing, a two-dimensional plane graph is simulated into a real three-dimensional space to be presented to a user for watching, so that the environment around building construction is presented as much as possible, and the user can more clearly know the building construction progress.
The three-dimensional image is visually distinct and bright in color, has strong visual impact, enables a person who watches the three-dimensional image to stay in the scene for a long time, leaves a deep impression, and gives a real and vivid three-dimensional image, a figure is reminiscent, the three-dimensional image has an immersive feeling, and the three-dimensional image has high artistic appreciation value. The three-dimensional image can highlight the strength and the grade of an enterprise and increase the influence.
It should be noted that, compared with a general effect map and a three-dimensional animation, a panoramic view has the following advantages:
the defects that the common plane effect graph has a single visual angle and cannot bring all-around feeling are avoided, and the picture effect is completely the same as that of the common effect graph when the machine is played; the interactivity is strong, a user can interactively observe a scene from any angle, the scene is as if the user is personally on the scene, the finally designed result is really felt, and the method is different from three-dimensional animation lacking interactivity; the price is only slightly higher than that of the common effect picture, and the three-dimensional animation is economical and practical compared with hundreds of yuan per second at great distance and has short manufacturing period; all scenes in a 360-degree spherical range are comprehensively displayed in an all-round way; the three-dimensional real scene is mostly an image obtained by splicing on the basis of a photo, so that the reality of the scene is kept to the maximum extent; although the photos are planar, 360-degree panoramic views obtained through software processing can give a three-dimensional space feeling to a viewer as if the viewer is in the three-dimensional space feeling.
Example two
Evaluating and analyzing the VR panorama generated after three-dimensional modeling through an evaluation and analysis unit, classifying objects, phenomena and concepts in the VR panorama, separating essence and internal relation thereof, evaluating and demonstrating the VR panorama, performing feasibility analysis, judging possible situations in the whole building construction process, specifically analyzing the existing situations, and researching a scheme which can be executed and can solve problems;
referring to fig. 6, it should be noted that the steps of evaluating and analyzing the building construction scene are as follows:
s41: evaluating and estimating construction information in the VR panorama, judging whether construction personnel have laziness and the condition that construction standards are not qualified, estimating construction progress, and checking whether the construction progress can be completed according to an expected period;
it should be noted that, as for constructors who are lazy in the construction process, the constructors are warned by the supervision early warning unit, and if the constructors are warned for many times and still are not improved, the constructors are directly removed;
it should be noted that, for the constructors with unqualified construction standards, the maintenance adjustment module correspondingly guides the constructors to maintain and adjust the construction building, so that the construction building is qualified.
S42: analyzing the result of evaluation and estimation in detail again, integrating factors of all parties, specifically analyzing reasons causing the situation, and making a corresponding strategy according to specific reasons;
s43: the maintenance and adjustment are correspondingly carried out aiming at the emergency, so that the construction project can be completed according to expected settings, and the maintenance and adjustment can be carried out aiming at the emergency, thereby ensuring the construction safety.
The supervision early warning unit carries out all-around supervision early warning on the building construction process according to the result after evaluation and analysis, supervises the building construction progress in real time, ensures that the building construction is carried out safely and orderly, and carries out prompt early warning on the abnormal construction situation, thereby ensuring the safety of construction operation;
referring to fig. 7, the steps of the building construction supervision and early warning are as follows:
s51: carrying out comprehensive supervision on the construction process of the building according to the result after evaluation and analysis, and reporting supervision information to a prompt early warning module if the condition that the construction process of the building does not meet the regulation is supervised;
s52: the prompt early warning module correspondingly prompts early warning through the supervision information provided by the comprehensive supervision module, so that the construction operation safety is ensured, and the construction engineering is smoothly completed.
It should be noted that the supervision early warning unit is an early warning component of the whole building construction management system, and can give early warning for unsafe conditions existing in the building construction process.
The cloud database is used for storing various building construction models and building construction reference standards, and is convenient for the evaluation and analysis unit to evaluate the building construction management.
The building construction reference standard comprises a foundation and foundation standard, a main structure standard, a building decoration standard and a professional engineering standard.
EXAMPLE III
In order to better show the management process of the building construction management system based on the BIM, the embodiment now proposes a management method of the building construction management system based on the BIM, which includes the following steps:
s1: the information acquisition unit acquires all construction information in the whole building construction process in real time, wherein the construction information comprises the construction engineering quantity, the finished building product image, the working state of constructors and smoke information of a building construction site, and the acquired information is transmitted to the information identification unit after the construction information is acquired;
the construction engineering amount and the building finished product image can enable a user to know the engineering progress;
the working state of the constructor can make a user know whether the constructor is in the working state;
the smoke information of the construction site can enable a user to know the condition of the construction site and give an early warning to the construction site.
S2: the information identification unit extracts the key of the collected construction information, converts the construction information into corresponding force by applying a control theory and a scientific method and generates actual utility, and the processing content and task of information conversion have final purpose in the information processing process, so that the extracted construction information can be converted into the content which can be directly read by a computer, and the construction information is convenient to be automatically monitored;
the remote sensing image is a reflection of a ground object set, each object has close internal relation with the surrounding environment, such as a tree, a building and the like have shadows, and a residential area has houses, street nets, vegetation and the like; the objects have a certain hierarchical relationship in concept, for example, general vegetation has green characteristics, while grasslands and trees have own characteristics besides the green common characteristics of vegetation, for example, different height distributions, unique image textures and the like; therefore, the information extraction of the remote sensing image by using the object-oriented technology is more in line with the cognitive process of people, and is a processing process from high to low.
S3: the BIM modeling unit generates shot information into a corresponding three-dimensional image, captures image information of the whole scene, uses modeling software to render the rendered images, uses the software to split the images, and uses a special player to play, namely, a plane photo or a computer modeling image is changed into a 360-degree full view for virtual reality browsing, a two-dimensional plane image is simulated into a real three-dimensional space and is presented to a user for watching, so that the environment around the building construction is presented as much as possible, and the user can more clearly know the building construction progress;
the popular way of 3D modeling is to use three-dimensional manufacturing software to construct a model with three-dimensional data through a virtual three-dimensional space, and 3D modeling can be roughly divided into two types: NURBS and polygonal meshes.
NURBS has better application to models requiring fineness, elasticity and complexity, and is suitable for quantitative production application; the polygon mesh modeling is in a pulling surface mode and is suitable for making effect graphs and complex scene animations; the advantages are combined.
S4: the evaluation and analysis unit evaluates the construction information in the VR panorama by referring to the cloud database, judges whether constructors are lazy and the construction standards are unqualified, evaluates the construction progress, checks whether the construction progress can be completed according to an expected period, makes a corresponding strategy for specific reasons, correspondingly maintains and adjusts the construction according to sudden situations, and ensures the construction safety;
s5: the supervision early warning unit carries out all-round supervision early warning to the building construction process according to the result after the evaluation analysis, supervises the building construction progress in real time, guarantees that the building construction goes on in order safely, and carries out suggestion early warning to the construction situation that has the anomaly, guarantees construction operation safety.
The whole building construction process can be supervised and managed through the supervision early warning unit, and according to the conventional summarized rule or the possibility precursor obtained by observation, an emergency signal is sent to related departments to report the dangerous condition so as to avoid the damage occurring under the condition of unconsciousness or insufficient preparation, thereby reducing the loss caused by the damage to the maximum extent.
To sum up, the building construction management system and management method based on BIM of the invention, the information acquisition unit collects all construction information in the whole building construction process in real time, the information identification unit extracts the key of the acquired construction information, so that the extracted construction information can be converted into the content which can be directly read by the computer, which is convenient for the automatic supervision of the construction information, the BIM modeling unit generates the shot information into a corresponding three-dimensional image, captures the image information of the whole scene, uses the picture rendered by the modeling software, uses the software to split the pictures, and plays the pictures by a special player, namely, the plane picture or the computer modeling picture is changed into a 360-degree full view for virtual reality browsing, simulates a two-dimensional plane picture into a real three-dimensional space, and presents the real three-dimensional space for the user to watch, so that the environment around the building construction can be presented as much as possible, make the user know the construction progress more clearly, the evaluation analysis unit evaluates the measurement with reference to the construction information in the high in the clouds database in the VR panorama, and make corresponding ground strategy to concrete reason, maintain the adjustment correspondingly to the condition of proruption, guarantee construction safety goes on, supervision early warning unit carries out supervision early warning of all aspects to the construction process according to the result after the evaluation analysis, supervise the construction progress in real time, guarantee construction safety goes on in order, and the construction situation who exists unusually reminds the early warning, guarantee construction operation safety.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. BIM-based building construction management system is characterized by comprising an information acquisition unit, an information identification unit and a BIM modeling unit, wherein:
the information acquisition unit is used for acquiring all construction information in the whole building construction process in real time, extracting unstructured information from a large amount of construction information and finishing all acquisition of the construction information;
the information identification unit is used for identifying the construction information acquired in real time and converting the acquired construction information into contents directly read by a computer, wherein the information identification unit comprises character, voice and image identification, rapidly identifies the construction information by adopting a mode identification method and transmits the identified construction information to the BIM modeling unit;
the BIM modeling unit is used for carrying out three-dimensional modeling on the identified construction information, generating a VR panorama, and providing a complete construction engineering information base consistent with the actual situation for the three-dimensional modeling by establishing a virtual construction engineering three-dimensional model, wherein the information base comprises geometric information, professional attribute and state information for describing the construction components, and the information base further comprises state information of non-component objects.
2. The BIM-based construction management system of claim 1, further comprising an evaluation analysis unit, a regulatory early warning unit, and a cloud database, wherein:
the evaluation and analysis unit is used for evaluating and analyzing the VR panorama generated after three-dimensional modeling, classifying objects, phenomena and concepts in the VR panorama, separating essence and intrinsic relation thereof, evaluating and demonstrating the essence and the intrinsic relation, and performing feasibility analysis;
the supervision early warning unit is used for carrying out all-around supervision early warning on the building construction process according to the result after evaluation and analysis, supervising the building construction progress in real time and carrying out prompt early warning on the construction situation with abnormity;
the cloud database is used for storing various types of building construction models and building construction reference standards.
3. The BIM-based construction management system according to claim 1, wherein the information collection unit performs the following operations when collecting construction information:
the aerial photography unmanned aerial vehicle is in a spiral state in the air and shoots the whole building construction process in real time, wherein the whole building construction process comprises the building construction engineering quantity, the building finished product image and the working state of constructors;
the fingerprint card punching machine collects the information of constructors, the fingerprints of the constructors are registered in a fingerprint attendance machine in advance based on a fingerprint identification technology, the constructors go on and off duty, the registered fingerprints are pressed down on the attendance machine, attendance time records are reserved on the attendance machine, and the collection of the attendance information of the constructors is completed;
the smoke sensor collects smoke information of a building construction site, a photoelectric smoke sensing device is adopted in the smoke sensor, and when the smoke amount of the building construction site exceeds set threshold information, a buzzer built in the smoke sensor gives an alarm.
4. The BIM-based construction management system of claim 1, wherein the information recognition unit, when recognizing the construction information, performs the following operations:
the information extraction module is used for performing key extraction on the collected construction information, extracting construction information which is contained in the construction information and is useful for users from the actual application remote sensing image data, and transmitting the extracted construction information which is useful for the users to the information conversion module;
and the information conversion module converts the construction information into corresponding force after receiving the construction information.
5. The BIM-based construction management system of claim 1, wherein the BIM modeling unit performs the following operations in three-dimensional modeling and generating VR panoramas:
after the aerial photography unmanned aerial vehicle shoots the building construction information, the shot information is transmitted to the three-dimensional generation module, the three-dimensional generation module carries out one-to-one reduction according to the shot position coordinate information of the building construction to generate a corresponding three-dimensional image, and after the three-dimensional generation module generates the corresponding three-dimensional image, the corresponding three-dimensional image is transmitted to the scene capturing module;
the scene capturing module is used for capturing a generated three-dimensional image, capturing image information of the whole scene, using the rendered pictures of the modeling software, using the software to split the pictures, playing the pictures by using a special player, changing plane photos or computer modeling pictures into 360-degree full views for virtual reality browsing, and simulating a two-dimensional plane graph into a real three-dimensional space to be presented to a user.
6. The BIM-based construction management system according to claim 2, wherein the evaluation analysis unit performs the following operations in evaluation analysis of the construction scene:
the evaluation and estimation module evaluates the construction information in the VR panorama, judges whether constructors are lazy and unqualified in construction standard, estimates the construction progress and checks whether the construction progress can be completed according to an expected period;
the maintenance adjustment module is used for correspondingly performing maintenance adjustment aiming at the burst situation.
7. The BIM-based construction management system according to claim 2, wherein the supervision early warning unit performs the following operations when performing the all-round supervision early warning:
the comprehensive supervision module carries out comprehensive supervision on the building construction process according to the result after evaluation and analysis, and if the condition that the building construction process does not meet the regulation is supervised, the supervision information is reported to the prompt early warning module;
the prompt early warning module correspondingly prompts early warning through the supervision information provided by the comprehensive supervision module.
8. A method for managing the BIM-based construction management system as set forth in any one of claims 1 to 7, comprising the steps of:
s1: the information acquisition unit acquires all construction information in the whole building construction process in real time, wherein the construction information comprises the construction engineering quantity, the finished building product image, the working state of constructors and smoke information of a building construction site, and the acquired information is transmitted to the information identification unit after the construction information is acquired;
s2: the information identification unit extracts the key of the collected construction information, and the extracted construction information can be converted into contents which can be directly read by a computer;
s3: the BIM modeling unit generates shot information into a corresponding three-dimensional image, captures image information of the whole scene, uses modeling software to render the image, uses the software to split the image, and uses a special player to play, namely, a plane photo or a computer modeling image is changed into a 360-degree full view, a two-dimensional plane photo is simulated into a real three-dimensional space, and the real three-dimensional space is displayed for a user to watch;
s4: the evaluation and analysis unit evaluates the construction information in the VR panorama by referring to the cloud database, judges whether constructors are lazy and the construction standards are not qualified, evaluates the construction progress and checks whether the construction progress can be completed according to an expected period;
s5: and the supervision early warning unit carries out all-around supervision early warning on the building construction process according to the result after evaluation and analysis, supervises the building construction progress in real time, and prompts and early warns the abnormal construction situation.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116703127A (en) * | 2023-08-03 | 2023-09-05 | 山东青建智慧建筑科技有限公司 | Building construction supervision method and system based on BIM |
| CN116843507A (en) * | 2023-07-11 | 2023-10-03 | 圣风多媒体科技(上海)有限公司 | Intelligent management system for digital display content |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116843507A (en) * | 2023-07-11 | 2023-10-03 | 圣风多媒体科技(上海)有限公司 | Intelligent management system for digital display content |
| CN116843507B (en) * | 2023-07-11 | 2024-02-27 | 圣风多媒体科技(上海)有限公司 | Intelligent management system for digital display content |
| CN116703127A (en) * | 2023-08-03 | 2023-09-05 | 山东青建智慧建筑科技有限公司 | Building construction supervision method and system based on BIM |
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