Decoration project management method and system based on BIM

Abstract

The invention discloses a BIM-based decoration engineering management method and system, and relates to the technical field of decoration engineering, a BIM model establishment module establishes a three-dimensional decoration design model through virtual simulation, realizes real-time sharing of design information and owners, and further improves the digital management level of the decoration engineering; the virtual preprocessing module carries out position locking and region division on the cabinet door, provides an accurate data basis for subsequent deformation analysis, and is beneficial for accurately mastering tension and pressure in different regions of the cabinet door; the cabinet body information acquisition module acquires and records cabinet door related design data and component state difference information, and provides comprehensive data support for deformation analysis in combination with indoor environment state monitoring data; and the deformation analysis module obtains a deformation evaluation index Xbzsn of the corresponding cabinet door in a fitting manner through machine learning analysis and dimensionless processing, so that precise analysis and evaluation of the deformation condition of the cabinet door are realized, and whether the cabinet door has a deformation phenomenon or not is judged through comparative analysis.

Description

Technical Field

[0001] The present invention relates to the technical field of decoration engineering, and in particular to a decoration engineering management method and system based on BIM. Background Art

[0002] In the field of intelligent construction, BIM is a building information modeling technology based on a three-dimensional model. It integrates information on buildings, structures, equipment, etc. into a unified model, realizing information sharing and collaborative management of the entire life cycle of building design, construction, and operation. It covers all aspects of decoration projects, including design, construction, supervision, and maintenance. Through BIM technology, digital management of decoration projects can be achieved, improving design accuracy and construction efficiency, reducing errors and waste, and improving the quality and sustainability of decoration projects.

[0003] Regarding the carpentry construction during the decoration process, usually, the carpentry construction during the decoration process is one of the important stages of the entire decoration cycle, marking that the entire decoration cycle is about to come to an end. At this stage, the owner will often open the cabinet doors and other wooden products for ventilation to disperse harmful gases such as formaldehyde. However, opening the cabinet doors for a long time may cause the cabinet doors to deform, affecting their normal closure and use, especially for cabinet doors containing harmful gases such as formaldehyde. Owners pay more attention to ventilation, and now most of the cabinet doors on the market are designed with hinges to connect the cabinet doors to the cabinet body; however, opening the cabinet doors for a long time may cause them to deform, affecting the appearance of the cabinet doors and even the normal use of the cabinet doors. In the traditional decoration system, such problems are often ignored, causing the decoration company or the owner to miss the opportunity to maintain the cabinet doors, causing unnecessary economic losses, and also affecting the good cooperation between the decoration company and the customers. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a BIM-based decoration project management method and system, which solves the problems in the above-mentioned background technology.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a BIM-based decoration project management system, including a BIM model building module, a carpentry construction link module, a virtual preprocessing module, a cabinet information collection module, a deformation analysis module, and a feedback and maintenance module; The BIM model building module is used to use BIM software and conduct virtual simulation in combination with the floor plan provided by the owner to build a three-dimensional decoration design model, and share the design information in the three-dimensional decoration design model with the owner in real time; The carpentry construction link module is used to grasp the progress of the carpentry construction link in real time, conduct link inspection after the cabinet is built, and send a message window of the completion of the carpentry construction link to the owner; The virtual pre-processing module is used to lock the positions of several groups of cabinet doors in the three-dimensional decoration design model, divide each cabinet door into several groups of mesh areas, and mark them; The cabinet information collection module is used to collect and record relevant design data information and relevant component status difference information of several groups of cabinet doors to generate a first data group, and simultaneously monitor and obtain indoor environmental status data to generate a second data group, and transmit the first data group and the second data group to the model database; The deformation analysis module is used to extract the features of the relevant data information in the model database, analyze and obtain the thermal expansion and contraction factor Psyz, the cabinet door installation height Zagd of the corresponding cabinet door n , the support point spacing deviation value of the corresponding cabinet door Zjjc n , opening time Cksc and the spring free length difference Tzyc of the corresponding cabinet door n And by calculating the thermal expansion and contraction factor Psyz and the cabinet door installation height Zagd of the corresponding cabinet door n Associated to obtain the force distribution coefficient Sfxs of the corresponding cabinet door n , by converting the support point spacing deviation value Zjjc of the corresponding cabinet door n The difference between the spring free length of the corresponding cabinet door and Tzyc n Associated to obtain the component structure fatigue coefficient Bpxs of the corresponding cabinet door n , after machine learning analysis and dimensionless processing, the deformation evaluation index Xbzs of the corresponding cabinet door is obtained by fitting n ; The feedback and maintenance module is used to pre-set the deformation threshold Z and compare the deformation threshold Z with the deformation evaluation index Xbzs of the corresponding cabinet door. n Conduct comparative analysis to determine whether the current cabinet door has deformation and take corresponding feedback measures.

[0006] Preferably, the BIM model building module includes a three-dimensional building unit and a decoration follow-up unit; The three-dimensional building unit is used to perform virtual simulation of the interior of the owner's house according to the BIM software, and to comprehensively create a three-dimensional decoration design model according to the design drawings provided by the designer. The three-dimensional decoration design model includes the demolition of additional walls, tile laying, carpentry, wall painting, accessories installation and completion acceptance of the owner's house in sequence; The decoration follow-up unit is used to adjust the three-dimensional decoration design model according to the feedback from the owner and the designer, and share the adjusted three-dimensional decoration design model with the owner in real time.

[0007] Preferably, the virtual preprocessing module includes a region division unit; The area division unit is used to determine the positions of several groups of cabinet doors in advance, and to divide the surface of each cabinet door into several groups of mesh areas of equal area, and to mark the mesh areas with serial numbers respectively, to obtain the nth cabinet door area 1, the nth cabinet door area 2, the nth cabinet door area 3, ..., the nth cabinet door area x, and to use the tension meter and the pressure meter to measure the tension values ​​Llz of the several groups of mesh areas on the cabinet door surface respectively. i And pressure value Ylz i , and obtain the corresponding door tension difference Lcz through statistical calculation n And the pressure difference Ycz of the corresponding cabinet door n ; Among them, n represents the total number of cabinet doors designed in the owner's house, and x represents the number of mesh areas divided in each cabinet door.

[0008] Preferably, the cabinet information collection module includes a design information collection unit and an environment monitoring unit; The design information acquisition unit is used to retrieve information from the three-dimensional decoration design model after the design adjustment, and obtain relevant design data information and relevant component status difference information of several groups of cabinet doors, wherein the relevant design data information includes the cabinet door thickness Gmhd, the thermal expansion and contraction coefficient of the cabinet body Rlxs, the cabinet door installation height Zagd of the corresponding cabinet door, and the cabinet door installation height Zagd of the corresponding cabinet door. n , the weight of the corresponding cabinet door Gzgz n , the support point spacing deviation value of the corresponding cabinet door Zjjc n And the corresponding cabinet door support point value Zcds n ; The state difference information of the relevant components includes the spring stiffness Thgd, the original spring free length, the spring free length after deformation, and the cabinet surface flatness Qpbz of the corresponding cabinet door. n ; The environment monitoring unit is used to record the indoor environment status data in real time through several groups of sensors after the cabinet is built, and the indoor environment status data includes the temperature and humidity in different time periods to obtain the temperature difference Wdc and the humidity value Shs respectively.

[0009] Preferably, the deformation analysis module includes a room temperature analysis unit, a force analysis unit, a connector state analysis unit and a comprehensive analysis unit; The room temperature analysis unit is used to obtain the thermal expansion and contraction factor Psyz according to the relevant design data information and the indoor environment status data after dimensionless processing. The thermal expansion and contraction factor Psyz is obtained by the following formula: ; In the formula, Rlxs represents the thermal expansion and contraction coefficient, Gmhd represents the cabinet door thickness, Wdc represents the temperature difference, and w1, w2 and w3 represent the preset proportional coefficients of the thermal expansion and contraction coefficient Rlxs, the cabinet door thickness Gmhd and the temperature difference Wdc respectively.

[0010] Preferably, the force analysis unit is used to obtain the force distribution coefficient Sfxs of the corresponding cabinet door after dimensionless processing based on the relevant design data information and the thermal expansion and contraction factor Psyz in the room temperature analysis unit. n , the force distribution coefficient of the corresponding cabinet door Sfxs n Obtained by the following formula: ; In the formula, the corresponding force distribution coefficient of each cabinet door is Sfxs n The calculation formula is as above; Zagd n It is expressed as the door installation height of the corresponding door, Gzgz n Expressed as the door weight of the corresponding door, Lcz n Expressed as the tension difference of the corresponding cabinet door, Ycz n Expressed as the pressure difference of the corresponding cabinet doors, and are expressed as preset proportional coefficients, Expressed as the first correction constant.

[0011] Preferably, the connector state analysis unit is used to calculate the support point spacing deviation value Zjjc of the corresponding cabinet door according to the relevant design data information and the relevant component state difference information in the first data group. n The difference between the spring free length of the corresponding cabinet door and Tzyc n After being correlated and dimensionless processed, the component structural fatigue coefficient Bpxs of the corresponding cabinet door is obtained. n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n Obtained through: ; In the formula, the corresponding component structural fatigue coefficient of each cabinet door is Bpxs n The calculation formula is as above; Tzyc n It is expressed as the difference of the spring free length of the corresponding cabinet door, Thgd is expressed as the spring stiffness, Zjjc n Expressed as the support point spacing deviation value of the corresponding cabinet door, Zcds n It is represented by the supporting point value of the corresponding cabinet door, and a1, a2, b1 and b2 are respectively represented by the spring free length difference Tzyc of the corresponding cabinet door n , spring stiffness Thgd, corresponding cabinet door support point spacing deviation value Zjjc nAnd the corresponding cabinet door support point value Zcds n The preset proportional coefficient, C is represented as the second correction constant.

[0012] Preferably, the comprehensive analysis unit is used to convert the force distribution coefficient Sfxs of the corresponding cabinet door into n The structural fatigue coefficient of the corresponding cabinet door component Bpxs n After being correlated and dimensionless processed, the deformation evaluation index Xbzs of the corresponding cabinet door is obtained. n , the corresponding cabinet door deformation evaluation index Xbzs n Obtained by the following formula: ; In the formula, the corresponding deformation evaluation index of each cabinet door is Xbzs n The calculation formula is as above; Cksc represents the opening time, Shs represents the humidity value, Qpbz n It is expressed as the cabinet surface flatness of the corresponding cabinet door, and s, p, k, h and q are respectively expressed as the force distribution coefficient Sfxs of the corresponding cabinet door. n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n , opening time Cksc, humidity value Shs and cabinet surface flatness Qpbz of the corresponding cabinet door n The preset proportional coefficient, R is represented as the third correction constant.

[0013] Preferably, the feedback and maintenance module includes an evaluation unit and a management unit; The evaluation unit is used to preset a deformation threshold Z, wherein the deformation threshold Z includes a first threshold Z1 and a second threshold Z2, and the first threshold Z1 is greater than the second threshold Z2, and the deformation evaluation index Xbzs of the corresponding cabinet door is n The first threshold Z1 and the second threshold Z2 are compared and analyzed respectively, wherein the specific contents of the comparison and analysis results are as follows: If the corresponding cabinet door deformation evaluation index Xbzs n ≤ the second threshold Z2, it indicates that the current cabinet door has no deformation phenomenon; If the second threshold value Z2 is less than the corresponding cabinet door deformation evaluation index Xbzs n ≤ the first threshold Z1, it indicates that the current cabinet door has a risk of deformation; If the corresponding cabinet door deformation evaluation index Xbzs n > the first threshold Z1, indicating that the current cabinet door is deformed; The management unit is used to take corresponding feedback measures according to the comparison and analysis results. The specific feedback measures are as follows: If there is no deformation, no additional warning feedback is required; If there is a risk of deformation, an early warning notification will be sent to the relevant renovation responsible person and the owner to remind them that there is a risk of deformation of the cabinet door. At the same time, an alarm for closing the cabinet door will be set and a countdown will be performed for closing the cabinet door. If deformation occurs, an emergency warning notice will be sent immediately to the relevant decoration responsible persons, requiring them to rush to the owner's house as soon as possible for manual inspection to check whether the cabinet doors are unable to be completely closed due to deformation. If the cabinets are unable to be completely closed due to deformation, the corresponding cabinet doors will be replaced. If the cabinets are not unable to be completely closed due to deformation, the position and installation of the cabinet door supports will be checked, the support position will be adjusted, and the cabinet door connectors will be checked for damage. If so, they will be replaced in time, and an appropriate amount of lubricant will be applied to the cabinet door connectors.

[0014] The BIM-based decoration project management method includes the following steps: Step 1: First, use BIM software and combine it with the floor plan provided by the owner to conduct virtual simulation to establish a three-dimensional decoration design model, and share the design information in the three-dimensional decoration design model with the owner in real time; Step 2: Keep track of the progress of the carpentry construction process in real time, conduct a phase inspection after the cabinet is built, and send a message window to the owner indicating the completion of the carpentry construction phase; Step 3: Then, several groups of cabinet doors in the three-dimensional decoration design model are locked in position, and each cabinet door is divided into several groups of mesh areas; Step 4: collect and record relevant design data information and relevant component status difference information of several groups of cabinet doors to generate a first data group, and monitor and obtain indoor environmental status data to generate a second data group, and transmit the first data group and the second data group to the model database; Step 5: Extract the features of the relevant data information in the model database, analyze and obtain the thermal expansion and contraction factor Psyz and the cabinet door installation height Zagd of the corresponding cabinet door n , the support point spacing deviation value Zjjc of the corresponding cabinet door n , opening time Cksc and the spring free length difference Tzyc of the corresponding cabinet door n , through machine learning analysis and dimensionless processing, the force distribution coefficient Sfxs of the corresponding cabinet door is calculated n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n And the corresponding cabinet door deformation evaluation index Xbzs n ; Step 6: Finally, pre-set the deformation threshold Z, and compare the deformation threshold Z with the deformation evaluation index Xbzs of the corresponding cabinet door. n Conduct comparative analysis to determine whether the current cabinet door has deformation and take corresponding feedback measures.

[0015] The present invention provides a BIM-based decoration project management method and system, which has the following beneficial effects: (1) The BIM model building module establishes a three-dimensional decoration design model through virtual simulation, realizes real-time sharing of design information with the owner, and further improves the digital management level of the decoration project; the virtual pre-processing module locks the position of the cabinet door and divides the area, providing an accurate data basis for subsequent deformation analysis, which helps to accurately grasp the tension and pressure in different areas of the cabinet door; the cabinet information collection module collects and records the cabinet door-related design data and component status difference information, and combines the indoor environmental status monitoring data to provide comprehensive data support for deformation analysis; the deformation analysis module obtains the deformation evaluation index Xbzs of the corresponding cabinet door through machine learning analysis and dimensionless processing. n , to achieve accurate analysis and evaluation of the cabinet door deformation; and pre-set the deformation threshold Z, through comparative analysis to determine whether the cabinet door has deformation, and take corresponding feedback measures to ensure timely maintenance of the cabinet door, thereby improving the durability of the cabinet door and further avoiding unnecessary economic losses caused by deformation; (2) The connector status analysis unit can monitor the status changes of the cabinet connectors and promptly detect problems such as loosening and deformation of the connectors, so as to analyze whether the cabinet doors can be completely closed smoothly after being open for a long time, and help to quickly lock the corresponding cabinet door connectors to ensure that they are in good working condition, thereby ensuring the stability and safety of the overall structure of the cabinet, reducing the frequency of repairs and replacements during long-term use, and saving maintenance costs; (3) By dividing the cabinet doors into detailed areas and timely monitoring the tension and pressure conditions in different areas, abnormal changes in tension and pressure in different areas of the cabinet doors can be discovered in advance, and timely warnings can be given and corresponding management measures can be taken to reduce the possibility of deformation of the cabinet doors. By monitoring and comparing the tension and pressure conditions in different areas, the force differences at different positions of the cabinet doors can be evaluated, providing data support for quality control. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a flowchart diagram of a BIM-based decoration project management system of the present invention; Figure 2 It is a schematic diagram of the steps of the decoration project management method based on BIM of the present invention. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] Example 1: Please refer to Figure 1 , the present invention provides a BIM-based decoration project management system, including a BIM model building module, a carpentry construction link module, a virtual preprocessing module, a cabinet information collection module, a deformation analysis module, and a feedback and maintenance module; The BIM model building module is used to use BIM software and conduct virtual simulation in combination with the floor plan provided by the owner to build a three-dimensional decoration design model, and share the design information in the three-dimensional decoration design model with the owner in real time; The carpentry construction link module is used to grasp the progress of the carpentry construction link in real time, conduct link inspection after the cabinet is built, and send a message window of the completion of the carpentry construction link to the owner; The virtual pre-processing module is used to lock the positions of several groups of cabinet doors in the three-dimensional decoration design model, divide each cabinet door into several groups of mesh areas, and mark them; The cabinet information collection module is used to collect and record relevant design data information and relevant component status difference information of several groups of cabinet doors to generate a first data group, and simultaneously monitor and obtain indoor environmental status data to generate a second data group, and transmit the first data group and the second data group to the model database; The deformation analysis module is used to extract the features of the relevant data information in the model database, analyze and obtain the thermal expansion and contraction factor Psyz, the cabinet door installation height Zagd of the corresponding cabinet door n , the support point spacing deviation value of the corresponding cabinet door Zjjc n , opening time Cksc and the spring free length difference Tzyc of the corresponding cabinet door n And by calculating the thermal expansion and contraction factor Psyz and the cabinet door installation height Zagd of the corresponding cabinet door n Associated to obtain the force distribution coefficient Sfxs of the corresponding cabinet door n , by converting the support point spacing deviation value Zjjc of the corresponding cabinet door n The difference between the spring free length of the corresponding cabinet door and Tzyc n Associated to obtain the component structure fatigue coefficient Bpxs of the corresponding cabinet door n , after machine learning analysis and dimensionless processing, the deformation evaluation index Xbzs of the corresponding cabinet door is obtained by fitting n ; The feedback and maintenance module is used to pre-set the deformation threshold Z and compare the deformation threshold Z with the deformation evaluation index Xbzs of the corresponding cabinet door. n Conduct comparative analysis to determine whether the current cabinet door has deformation and take corresponding feedback measures.

[0019] During the operation of this system, BIM technology is used to achieve information sharing and collaborative management of each link in the decoration process, further improving the digital management level of the decoration project; using BIM software for three-dimensional modeling design can improve the accuracy of the design and improve efficiency during the construction process; through the deformation analysis module, comprehensive analysis is performed to obtain the deformation evaluation index Xbzs of the corresponding cabinet door n , can promptly discover the deformation of wooden cabinet doors, take corresponding maintenance measures, and improve the quality and sustainability of decoration projects. Real-time sharing of decoration design information and timely feedback of cabinet door deformation improves the owner's experience and helps maintain a good cooperative relationship between decoration companies and customers.

[0020] Example 2: Please refer to Figure 1 ,Specifically: the BIM model building module includes a three-dimensional building unit and a decoration follow-up unit; The three-dimensional building unit is used to perform virtual simulation of the interior of the owner's house according to the BIM software, and to comprehensively create a three-dimensional decoration design model according to the design drawings provided by the designer. The three-dimensional decoration design model includes the demolition of additional walls, tile laying, carpentry, wall painting, accessories installation and completion acceptance of the owner's house in sequence; The decoration follow-up unit is used to adjust the three-dimensional decoration design model according to the feedback from the owner and the designer, and share the adjusted three-dimensional decoration design model with the owner in real time, so that the owner can view and make comments at any time and pay attention to the progress of the decoration in time.

[0021] The virtual preprocessing module includes a region division unit; The area division unit is used to determine the positions of several groups of cabinet doors in advance, and to divide the surface of each cabinet door into several groups of mesh areas of equal area, and to mark the mesh areas with serial numbers respectively, to obtain the nth cabinet door area 1, the nth cabinet door area 2, the nth cabinet door area 3, ..., the nth cabinet door area x, and to use the tension meter and the pressure meter to measure the tension values ​​Llz of the several groups of mesh areas on the cabinet door surface respectively. i And pressure value Ylz i , and obtain the corresponding door tension difference Lcz through statistical calculation n And the pressure difference Ycz of the corresponding cabinet door n ; Specifically, the pull difference of the corresponding cabinet door Lcz nThe calculation method is: collect the tensile force value Llz from several groups of mesh areas of each cabinet door i The minimum and maximum values ​​of the tension value Llz i The minimum value and tension value Llz i The maximum value of the door is subtracted to calculate the tension difference Lcz of the corresponding door n ; The pressure difference of the corresponding cabinet door Ycz n The calculation method is: by collecting the pressure value Ylz from several groups of mesh areas of each cabinet door i The minimum and maximum values ​​of the pressure value Ylz i The minimum value and pressure value Ylz i The maximum value of the subtraction operation is performed to calculate the pressure difference Ycz of the corresponding cabinet door n ; Among them, n represents the total number of cabinet doors designed in the owner's house, and x represents the number of mesh areas divided in each cabinet door.

[0022] In this embodiment, the three-dimensional building unit and decoration follow-up unit in the BIM model building module can help realize the digital management of the decoration process, and further improve the management level and efficiency of the decoration project through virtual simulation and design adjustment; through the creation and real-time adjustment of the three-dimensional decoration design model, the owner can intuitively view the decoration effect and understand the design and construction situation in the decoration process in advance, thereby improving the quality and visualization of the decoration project; the decoration follow-up unit realizes the real-time sharing and feedback of the decoration design model, the owner can view and make comments at any time, and the designer and the construction party can also adjust the design in time, which improves the transparency and communication efficiency in the decoration process; the area division unit in the virtual pre-processing module can help accurately determine the position of the cabinet door and the area division of the cabinet door, and further improve the quality of the collection of relevant data. By sharing the decoration design information in real time and timely feedback on the progress of the decoration, the owner can better participate in the decoration process, which improves the owner's experience and satisfaction.

[0023] Example 3: Please refer to Figure 1 ,Specifically: the cabinet information acquisition module includes a design information acquisition unit and an environment monitoring unit; The design information acquisition unit is used to retrieve information from the three-dimensional decoration design model after the design adjustment, and obtain relevant design data information and relevant component status difference information of several groups of cabinet doors, wherein the relevant design data information includes the cabinet door thickness Gmhd, the thermal expansion and contraction coefficient of the cabinet body Rlxs, the cabinet door installation height Zagd of the corresponding cabinet door, and the cabinet door installation height Zagd of the corresponding cabinet door. n , the weight of the corresponding cabinet door Gzgz n , the support point spacing deviation value Zjjc of the corresponding cabinet door nAnd the corresponding cabinet door support point value Zcds n ; The state difference information of the relevant components includes the spring stiffness Thgd, the original spring free length, the spring free length after deformation, and the cabinet surface flatness Qpbz of the corresponding cabinet door. n ; The environment monitoring unit is used to record the indoor environment status data in real time through several groups of sensors after the cabinet is built, and the indoor environment status data includes the temperature and humidity in different time periods to obtain the temperature difference Wdc and the humidity value Shs respectively.

[0024] In this embodiment, the design information acquisition unit retrieves information from the three-dimensional decoration design model to obtain diversified relevant design data information for accurate analysis of the cabinet door; by obtaining the status difference information of the relevant components of the cabinet door, it is helpful to analyze the stability of the connecting components on the cabinet door when the cabinet door is in an open state for a long time, so as to predict the deformation degree of the cabinet door in advance, thereby effectively improving the structural stability and service life of the cabinet body; the environmental monitoring unit records the indoor environmental status data in real time through sensors, so as to timely grasp the changes in the indoor environment, especially after the cabinet body is built, it is helpful to grasp the environment in which the cabinet body is located, and evaluate the impact on the cabinet door according to the current environment. Through real-time monitoring and analysis of design data and environmental status, problems and abnormalities of the cabinet door can be discovered in time, thereby optimizing the decoration process management, and then improving the quality and efficiency of the decoration project. At the same time, it is also helpful to formulate a scientific maintenance plan, extend the service life of the cabinet body, and reduce maintenance costs.

[0025] Example 4: Please refer to Figure 1 , specifically: the deformation analysis module includes a room temperature analysis unit, a force analysis unit, a connector state analysis unit and a comprehensive analysis unit; The room temperature analysis unit is used to obtain the thermal expansion and contraction factor Psyz according to the relevant design data information and the indoor environment status data after dimensionless processing. The thermal expansion and contraction factor Psyz is obtained by the following formula: ; In the formula, Rlxs represents the thermal expansion and contraction coefficient, Gmhd represents the cabinet door thickness, Wdc represents the temperature difference, w1, w2 and w3 represent the preset proportional coefficients of the thermal expansion and contraction coefficient Rlxs, the cabinet door thickness Gmhd and the temperature difference Wdc, respectively, wherein 0.21≤w1≤0.46, 0.05≤w2≤0.24, 0.08≤w3≤0.30, and 0.40≤w1+w2+w3≤1.0.

[0026] The above-mentioned cabinet door thickness Gmhd is obtained by a caliper or a laser rangefinder; The temperature difference Wdc is monitored and obtained through a temperature sensor; The force analysis unit is used to obtain the force distribution coefficient Sfxs of the corresponding cabinet door after dimensionless processing based on the relevant design data information and the thermal expansion and contraction factor Psyz in the room temperature analysis unit. n , the force distribution coefficient of the corresponding cabinet door Sfxs n Obtained by the following formula: ; In the formula, the corresponding force distribution coefficient of each cabinet door is Sfxs n The calculation formula is as above; Zagd n It is expressed as the door installation height of the corresponding door, Gzgz n Expressed as the door weight of the corresponding door, Lcz n Expressed as the tension difference of the corresponding cabinet door, Ycz n Expressed as the pressure difference of the corresponding cabinet doors, and All are expressed as preset proportional coefficients, where 0.06≤ ≤0.60,0.10≤ ≤0.40, and 0.30≤ + ≤1.0, Expressed as the first correction constant.

[0027] The above-mentioned corresponding cabinet door installation height Zagd n This can be obtained using a level or laser distance meter; The weight of the corresponding cabinet door is Gzgz n Detection by weighing instrument or pressure sensor; In this embodiment, the room temperature analysis unit calculates and analyzes the thermal expansion and contraction factor Psyz, which can predict the thermal expansion and contraction changes of the cabinet door under different temperature conditions, which helps to grasp the impact of temperature changes on the cabinet door in advance, so as to take corresponding control measures to ensure the stability of the cabinet structure. The force analysis unit calculates the force distribution coefficient Sfxs of the corresponding cabinet door based on the design data information and the results analyzed by the room temperature analysis unit. n , can further accurately evaluate the stress condition of the cabinet door, including the impact of factors such as installation height and weight on the force distribution, help analyze the impact of the cabinet door being open for a long time, and also prepare for the later optimization of the cabinet structure design, thereby improving the overall force balance and stability of the cabinet door.

[0028] Example 5: Please refer to Figure 1Specifically: the connection state analysis unit is used to calculate the support point spacing deviation value Zjjc of the corresponding cabinet door according to the relevant design data information and the relevant component state difference information in the first data group. n The difference between the spring free length of the corresponding cabinet door and Tzyc n After being correlated and dimensionless processed, the component structural fatigue coefficient Bpxs of the corresponding cabinet door is obtained. n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n Obtained through: ; In the formula, the corresponding component structural fatigue coefficient of each cabinet door is Bpxs n The calculation formula is as above; Tzyc n It is expressed as the difference of the spring free length of the corresponding cabinet door, Thgd is expressed as the spring stiffness, Zjjc n Expressed as the support point spacing deviation value of the corresponding cabinet door, Zcds n It is represented by the supporting point value of the corresponding cabinet door, and a1, a2, b1 and b2 are respectively represented by the spring free length difference Tzyc of the corresponding cabinet door n , spring stiffness Thgd, corresponding cabinet door support point spacing deviation value Zjjc n And the corresponding cabinet door support point value Zcds n A preset proportional coefficient, wherein 0.16≤a1≤0.33, 0.02≤a2≤0.17, 0.06≤b1≤0.30, 0.05≤b2≤0.20, and 0.35≤a1+a2+b1+b2≤1.0, C is represented as a second correction constant.

[0029] The above corresponding door spring free length difference Tzyc n It is obtained by subtracting the original free length of the spring from the free length of the spring after deformation; The spring free length difference of the corresponding cabinet door is Tzyc n and spring stiffness Thgd can be measured by force sensor or dynamometer; The support point spacing deviation value of the corresponding cabinet door is Zjjc n Refers to the connection components installed at the upper and lower ends of the cabinet door, and the difference in distance from the upper and lower ends of the cabinet door, which is collected by equipment such as laser rangefinders; In this embodiment, by combining the support point spacing deviation value Zjjc of the corresponding cabinet door n The difference between the spring free length of the corresponding cabinet door and Tzyc n The relevant information is used to calculate the component structural fatigue coefficient Bpxs of the corresponding cabinet door. nIt can monitor the status changes of the support points, comprehensively evaluate the fatigue degree of the component structure, and promptly discover possible fatigue problems of the components, which helps prevent premature damage or failure of the components and effectively reduces the possibility of the cabinet door being unable to be fully closed due to problems with the connecting components, further improving the service life and stability of the cabinet.

[0030] Example 6: Please refer to Figure 1 Specifically: the comprehensive analysis unit is used to convert the force distribution coefficient Sfxs of the corresponding cabinet door into n The structural fatigue coefficient of the corresponding cabinet door component Bpxs n After being correlated and dimensionless processed, the deformation evaluation index Xbzs of the corresponding cabinet door is obtained. n , the corresponding cabinet door deformation evaluation index Xbzs n Obtained by the following formula: ; In the formula, the corresponding deformation evaluation index of each cabinet door is Xbzs n The calculation formula is as above; Cksc represents the opening time, Shs represents the humidity value, Qpbz n It is expressed as the cabinet surface flatness of the corresponding cabinet door, and s, p, k, h and q are respectively expressed as the force distribution coefficient Sfxs of the corresponding cabinet door. n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n , opening time Cksc, humidity value Shs and cabinet surface flatness Qpbz of the corresponding cabinet door n A preset proportional coefficient, wherein 0.12≤s≤0.32, 0.06≤p≤0.35, 0.10≤k≤0.20, 0.02≤h≤0.06, 0.02≤q≤0.07, and 0.40≤s+p+k+h+q≤1.0, R is represented as a third correction constant.

[0031] The above-mentioned opening time Cksc can be recorded by a timer or a time recorder; Humidity value Shs humidity sensor or hygrometer to obtain; The flatness of the corresponding cabinet door Qpbz n It can be detected by surface flatness measuring instruments or optical measuring instruments.

[0032] The feedback and maintenance module includes an evaluation unit and a management unit; The evaluation unit is used to preset a deformation threshold Z, wherein the deformation threshold Z includes a first threshold Z1 and a second threshold Z2, and the first threshold Z1 is greater than the second threshold Z2, and the deformation evaluation index Xbzs of the corresponding cabinet door is calculated. nThe first threshold Z1 and the second threshold Z2 are compared and analyzed respectively, wherein the specific contents of the comparison and analysis results are as follows: If the corresponding cabinet door deformation evaluation index Xbzs n ≤ the second threshold Z2, it indicates that the current cabinet door has no deformation phenomenon; If the second threshold value Z2 is less than the corresponding cabinet door deformation evaluation index Xbzs n ≤ the first threshold Z1, it indicates that the current cabinet door has a risk of deformation; If the corresponding cabinet door deformation evaluation index Xbzs n > the first threshold Z1, indicating that the current cabinet door is deformed; The management unit is used to take corresponding feedback measures according to the comparison and analysis results. The specific feedback measures are as follows: If there is no deformation, no additional warning feedback is required; If there is a risk of deformation, an early warning notification will be sent to the relevant renovation responsible person and the owner to remind them that there is a risk of deformation of the cabinet door. At the same time, an alarm for closing the cabinet door will be set and a countdown will be performed for closing the cabinet door. If deformation occurs, an emergency warning notice will be sent immediately to the relevant decoration responsible persons, requiring them to rush to the owner's house as soon as possible for manual inspection to check whether the cabinet door is unable to be completely closed due to deformation. If the cabinet body is unable to be completely closed due to deformation, the corresponding cabinet door will be replaced. If the cabinet body is not unable to be completely closed due to deformation, the position and installation of the cabinet door support will be checked, and the support position will be adjusted to ensure that the support is uniform and stable. Check whether the cabinet door connectors are damaged. If so, replace them in time. At the same time, reinforce the cabinet door support structure, such as adding support rods and reinforced connectors, to improve the support stability, and apply an appropriate amount of lubricant, such as lubricating oil or grease, to the cabinet door connectors to reduce friction and further improve the smoothness of opening and closing. You can also increase the number of connecting parts within a reasonable range of the cabinet door structure to disperse the force and reduce the pressure of cabinet door deformation.

[0033] In this embodiment, the evaluation unit evaluates the deformation index Xbzs of the corresponding cabinet door. nComparative analysis is performed with the preset threshold value Z1 and the threshold value Z2 to further realize early warning and reminder of the risk of cabinet door deformation; when there is a risk of cabinet door deformation, the system will send an early warning notification to the relevant decoration responsible person and the owner, so that timely measures can be taken to avoid further problems; the management unit will take targeted feedback measures based on the comparative analysis results, including sending early warning notifications, setting alarms for closing cabinet doors, and countdown processing for closing cabinet doors. For cabinet doors with deformation, the system will immediately send emergency early warning notifications to the relevant decoration responsible person and the owner, and require manual inspection and processing as soon as possible to ensure the normal use of the cabinet doors. and safety; when deformation of the cabinet door is found, the system provides a variety of maintenance measures, such as replacing the cabinet door, adjusting the support position, reinforcing the connectors, applying lubricants, adding support points, and installing protective pads, etc., to reduce the pressure of cabinet door deformation, improve support stability and opening and closing smoothness, and ensure the long-term stable operation and service life of the cabinet door; the feedback and maintenance module requires the relevant decoration responsible person to rush to the site for manual inspection immediately after receiving the emergency warning notice, and take corresponding treatment measures according to the inspection results to ensure the safety and stability of the cabinet door, avoid further problems caused by deformation, and improve the quality and sustainability of the decoration project.

[0034] Example 7: Please refer to Figure 1 and Figure 2 ,Specifically: The BIM-based decoration project management method includes the following steps: Step 1: First, use BIM software and combine it with the floor plan provided by the owner to conduct virtual simulation to establish a three-dimensional decoration design model, and share the design information in the three-dimensional decoration design model with the owner in real time; Step 2: Keep track of the progress of the carpentry construction process in real time, conduct a phase inspection after the cabinet is built, and send a message window to the owner indicating the completion of the carpentry construction phase; Step 3: Then, several groups of cabinet doors in the three-dimensional decoration design model are locked in position, and each cabinet door is divided into several groups of mesh areas; Step 4: collect and record relevant design data information and relevant component status difference information of several groups of cabinet doors to generate a first data group, and monitor and obtain indoor environmental status data to generate a second data group, and transmit the first data group and the second data group to the model database; Step 5: Extract the features of the relevant data information in the model database, analyze and obtain the thermal expansion and contraction factor Psyz and the cabinet door installation height Zagd of the corresponding cabinet door n , the support point spacing deviation value Zjjc of the corresponding cabinet door n , opening time Cksc and the spring free length difference Tzyc of the corresponding cabinet door n, through machine learning analysis and dimensionless processing, the force distribution coefficient Sfxs of the corresponding cabinet door is calculated n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n And the corresponding cabinet door deformation evaluation index Xbzs n ; Step 6: Finally, pre-set the deformation threshold Z, and compare the deformation threshold Z with the deformation evaluation index Xbzs of the corresponding cabinet door. n Conduct comparative analysis to determine whether the current cabinet door has deformation and take corresponding feedback measures.

[0035] Example: A certain decoration service center has introduced a BIM-based decoration project management method and system. The following is an example of a certain decoration service center: Data collection: thermal expansion coefficient Rlxs is 6.2; cabinet door thickness Gmhd is 3.2; temperature difference Wdc is 12.4; Preset proportional coefficients: w1 is 0.25; w2 is 0.11; w3 is 0.18; When n is 6: the door installation height Zagd6 of the corresponding door is 6.2; the door weight Gzgz6 of the corresponding door is 35.4; the tension difference Lcz6 of the corresponding door is 6.2; the pressure difference Ycz6 of the corresponding door is 4.3; Preset scale factor: is 0.23; is 0.11; the first correction constant is 0.56; The spring free length difference Tzyc6 of the corresponding cabinet door is 2.2; the spring stiffness Thgd is 6.2; the support point spacing deviation value Zjjc6 of the corresponding cabinet door is 0.6; the support point value Zcds6 of the corresponding cabinet door is 2; Preset proportional coefficients: a1 is 0.20; a2 is 0.05; b1 is 0.10; b2 is 0.06; the second correction constant C is 0.87; The opening time Cksc is 6.2; the humidity value Shs is 12; the cabinet surface flatness Qpbz6 of the corresponding cabinet door is 0.67; Preset proportional coefficients: s is 0.15; p is 0.11; k is 0.12; h is 0.03; q is 0.02; the third correction constant R is 0.81; With the above data, the following calculations can be performed: Thermal expansion and contraction factor ; Force distribution coefficient of the corresponding cabinet door ; The structural fatigue coefficient of the corresponding cabinet door components Bpxs n ； Deformation evaluation index of corresponding cabinet door ; If the first threshold Z1 is 12 and the second threshold Z2 is 10, then the deformation evaluation index of the corresponding cabinet door is Xbzs n >The No. 1 threshold Z1 indicates that there is deformation of the current cabinet door; at this time, an emergency warning notice will be immediately sent to the relevant decoration responsible person, requiring him to rush to the owner's house as soon as possible to conduct a manual inspection to check whether the cabinet door is unable to be completely closed due to deformation. If the cabinet body is unable to be completely closed due to deformation, the corresponding cabinet door will be replaced. If the cabinet body is not unable to be completely closed due to deformation, the position and installation of the cabinet door support will be checked, the support position will be adjusted, and the cabinet door connector will be checked for damage. If so, it will be replaced in time, and an appropriate amount of lubricant will be applied to the cabinet door connector.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The BIM-based decoration project management system is characterized by: It includes BIM model building module, woodworking construction module, virtual pre-processing module, cabinet information collection module, deformation analysis module and feedback and maintenance module; The BIM model building module is used to use BIM software and conduct virtual simulation in combination with the floor plan provided by the owner to build a three-dimensional decoration design model, and share the design information in the three-dimensional decoration design model with the owner in real time; The carpentry construction link module is used to grasp the progress of the carpentry construction link in real time, conduct link inspection after the cabinet is built, and send a message window of the completion of the carpentry construction link to the owner; The virtual pre-processing module is used to lock the positions of several groups of cabinet doors in the three-dimensional decoration design model, divide each cabinet door into several groups of mesh areas, and mark them; The cabinet information collection module is used to collect and record relevant design data information and relevant component status difference information of several groups of cabinet doors to generate a first data group, and simultaneously monitor and obtain indoor environmental status data to generate a second data group, and transmit the first data group and the second data group to the model database; The deformation analysis module is used to extract the features of the relevant data information in the model database, analyze and obtain the thermal expansion and contraction factor Psyz, the cabinet door installation height Zagd of the corresponding cabinet door n , the support point spacing deviation value Zjjc of the corresponding cabinet door n , opening time Cksc and the spring free length difference Tzyc of the corresponding cabinet door n And by calculating the thermal expansion and contraction factor Psyz and the cabinet door installation height Zagd of the corresponding cabinet door n Associated to obtain the force distribution coefficient Sfxs of the corresponding cabinet door n , by converting the support point spacing deviation value Zjjc of the corresponding cabinet door n The difference between the spring free length of the corresponding cabinet door and Tzyc n Associated to obtain the component structure fatigue coefficient Bpxs of the corresponding cabinet door n , after machine learning analysis and dimensionless processing, the deformation evaluation index Xbzs of the corresponding cabinet door is obtained by fitting n ; The feedback and maintenance module is used to pre-set the deformation threshold Z and compare the deformation threshold Z with the deformation evaluation index Xbzs of the corresponding cabinet door. n Conduct comparative analysis to determine whether the current cabinet door has deformation and take corresponding feedback measures.

2. The BIM-based decoration project management system according to claim 1 is characterized by: The BIM model building module includes a three-dimensional building unit and a decoration follow-up unit; The three-dimensional building unit is used to perform virtual simulation of the interior of the owner's house according to the BIM software, and to comprehensively create a three-dimensional decoration design model according to the design drawings provided by the designer. The three-dimensional decoration design model includes the demolition of additional walls, tile laying, carpentry, wall painting, accessories installation and completion acceptance of the owner's house in sequence; The decoration follow-up unit is used to adjust the three-dimensional decoration design model according to the feedback from the owner and the designer, and share the adjusted three-dimensional decoration design model with the owner in real time.

3. The BIM-based decoration project management system according to claim 1 is characterized in that: The virtual preprocessing module includes a region division unit; The area division unit is used to determine the positions of several groups of cabinet doors in advance, and to divide the surface of each cabinet door into several groups of mesh areas of equal area, and to mark the mesh areas with serial numbers respectively, to obtain the nth cabinet door area 1, the nth cabinet door area 2, the nth cabinet door area 3, ..., the nth cabinet door area x, and to use the tension meter and the pressure meter to measure the tension values ​​Llz of the several groups of mesh areas on the cabinet door surface respectively. i And pressure value Ylz i , and obtain the corresponding door tension difference Lcz through statistical calculation n And the pressure difference of the corresponding cabinet door Ycz n ; Among them, n represents the total number of cabinet doors designed in the owner's house, and x represents the number of mesh areas divided in each cabinet door.

4. The BIM-based decoration project management system according to claim 3 is characterized by: The cabinet information collection module includes a design information collection unit and an environment monitoring unit; The design information acquisition unit is used to retrieve information from the three-dimensional decoration design model after the design adjustment, and obtain relevant design data information and relevant component status difference information of several groups of cabinet doors, wherein the relevant design data information includes the cabinet door thickness Gmhd, the thermal expansion and contraction coefficient of the cabinet body Rlxs, the cabinet door installation height Zagd of the corresponding cabinet door, and the cabinet door installation height Zagd of the corresponding cabinet door. n , the weight of the corresponding cabinet door Gzgz n , the support point spacing deviation value Zjjc of the corresponding cabinet door n And the corresponding cabinet door support point value Zcds n ; The state difference information of the relevant components includes the spring stiffness Thgd, the original spring free length, the spring free length after deformation, and the cabinet surface flatness Qpbz of the corresponding cabinet door. n ; The environment monitoring unit is used to record the indoor environment status data in real time through several groups of sensors after the cabinet is built, and the indoor environment status data includes the temperature and humidity in different time periods to obtain the temperature difference Wdc and the humidity value Shs respectively.

5. The BIM-based decoration project management system according to claim 4 is characterized in that: The deformation analysis module includes a room temperature analysis unit, a force analysis unit, a connector state analysis unit and a comprehensive analysis unit; The room temperature analysis unit is used to obtain the thermal expansion and contraction factor Psyz according to the relevant design data information and the indoor environment status data after dimensionless processing. The thermal expansion and contraction factor Psyz is obtained by the following formula: ； In the formula, Rlxs represents the thermal expansion and contraction coefficient, Gmhd represents the cabinet door thickness, Wdc represents the temperature difference, and w1, w2 and w3 represent the preset proportional coefficients of the thermal expansion and contraction coefficient Rlxs, the cabinet door thickness Gmhd and the temperature difference Wdc respectively.

6. The BIM-based decoration project management system according to claim 5 is characterized by: The force analysis unit is used to obtain the force distribution coefficient Sfxs of the corresponding cabinet door after dimensionless processing based on the relevant design data information and the thermal expansion and contraction factor Psyz in the room temperature analysis unit. n , the force distribution coefficient of the corresponding cabinet door Sfxs n Obtained by the following formula: ； In the formula, the corresponding force distribution coefficient of each cabinet door is Sfxs n The calculation formula is as above; Zagd n It is expressed as the door installation height of the corresponding door, Gzgz n Expressed as the door weight of the corresponding door, Lcz n Expressed as the tension difference of the corresponding cabinet door, Ycz n Expressed as the pressure difference of the corresponding cabinet doors, and are expressed as preset proportional coefficients, Expressed as the first correction constant.

7. The BIM-based decoration project management system according to claim 5 is characterized by: The connection component state analysis unit is used to calculate the support point spacing deviation value Zjjc of the corresponding cabinet door according to the relevant design data information and the relevant component state difference information in the first data group. n The difference between the spring free length of the corresponding cabinet door and Tzyc n After being correlated and dimensionless processed, the component structural fatigue coefficient Bpxs of the corresponding cabinet door is obtained. n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n Obtained through: ； In the formula, the corresponding component structural fatigue coefficient of each cabinet door is Bpxs n The calculation formula is as above; Tzyc n It is expressed as the difference of the spring free length of the corresponding cabinet door, Thgd is expressed as the spring stiffness, Zjjc n Expressed as the support point spacing deviation value of the corresponding cabinet door, Zcds n It is represented by the supporting point value of the corresponding cabinet door, and a1, a2, b1 and b2 are respectively represented by the spring free length difference Tzyc of the corresponding cabinet door n , spring stiffness Thgd, corresponding cabinet door support point spacing deviation value Zjjc n And the corresponding cabinet door support point value Zcds n The preset proportional coefficient, C is represented as the second correction constant.

8. The BIM-based decoration project management system according to claim 5 is characterized by: The comprehensive analysis unit is used to convert the force distribution coefficient Sfxs of the corresponding cabinet door into n The structural fatigue coefficient of the corresponding cabinet door component Bpxs n After being correlated and dimensionless processed, the deformation evaluation index Xbzs of the corresponding cabinet door is obtained. n , the corresponding cabinet door deformation evaluation index Xbzs n Obtained by the following formula: ； In the formula, the corresponding deformation evaluation index of each cabinet door is Xbzs n The calculation formula is as above; Cksc represents the opening time, Shs represents the humidity value, Qpbz n It is expressed as the cabinet surface flatness of the corresponding cabinet door, and s, p, k, h and q are respectively expressed as the force distribution coefficient Sfxs of the corresponding cabinet door. n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n , opening time Cksc, humidity value Shs and cabinet surface flatness Qpbz of the corresponding cabinet door n The preset proportional coefficient, R is represented as the third correction constant.

9. The BIM-based decoration project management system according to claim 1 is characterized by: The feedback and maintenance module includes an evaluation unit and a management unit; The evaluation unit is used to preset a deformation threshold Z, wherein the deformation threshold Z includes a first threshold Z1 and a second threshold Z2, and the first threshold Z1 is greater than the second threshold Z2, and the deformation evaluation index Xbzs of the corresponding cabinet door is calculated. n The first threshold Z1 and the second threshold Z2 are compared and analyzed respectively, wherein the specific contents of the comparison and analysis results are as follows: If the corresponding cabinet door deformation evaluation index Xbzs n ≤ the second threshold Z2, it indicates that the current cabinet door has no deformation phenomenon; If the second threshold value Z2 is less than the corresponding cabinet door deformation evaluation index Xbzs n ≤ the first threshold Z1, it indicates that the current cabinet door has a risk of deformation; If the corresponding cabinet door deformation evaluation index Xbzs n > the first threshold Z1, indicating that the current cabinet door is deformed; The management unit is used to take corresponding feedback measures according to the comparison and analysis results. The specific feedback measures are as follows: If there is no deformation, no additional warning feedback is required; If there is a risk of deformation, an early warning notification will be sent to the relevant renovation responsible person and the owner to remind them that there is a risk of deformation of the cabinet door. At the same time, an alarm for closing the cabinet door will be set and a countdown will be performed for closing the cabinet door. If deformation occurs, an emergency warning notice will be sent immediately to the relevant decoration responsible persons, requiring them to rush to the owner's house as soon as possible for manual inspection to check whether the cabinet doors are unable to be completely closed due to deformation. If the cabinets are unable to be completely closed due to deformation, the corresponding cabinet doors will be replaced. If the cabinets are not unable to be completely closed due to deformation, the position and installation of the cabinet door supports will be checked, the support position will be adjusted, and the cabinet door connectors will be checked for damage. If so, they will be replaced in time, and an appropriate amount of lubricant will be applied to the cabinet door connectors.

10. A BIM-based decoration project management method, comprising the BIM-based decoration project management system according to any one of claims 1 to 9, characterized in that: The following steps are included: Step 1: First, use BIM software and combine it with the floor plan provided by the owner to conduct virtual simulation to establish a three-dimensional decoration design model, and share the design information in the three-dimensional decoration design model with the owner in real time; Step 2: Keep track of the progress of the carpentry construction process in real time, conduct a phase inspection after the cabinet is built, and send a message window to the owner indicating the completion of the carpentry construction phase; Step 3: Then, several groups of cabinet doors in the three-dimensional decoration design model are locked in position, and each cabinet door is divided into several groups of mesh areas; Step 4: collect and record relevant design data information and relevant component status difference information of several groups of cabinet doors to generate a first data group, and monitor and obtain indoor environmental status data to generate a second data group, and transmit the first data group and the second data group to the model database; Step 5: Extract the features of the relevant data information in the model database, analyze and obtain the thermal expansion and contraction factor Psyz and the cabinet door installation height Zagd of the corresponding cabinet door n , the support point spacing deviation value Zjjc of the corresponding cabinet door n , opening time Cksc and the spring free length difference Tzyc of the corresponding cabinet door n , through machine learning analysis and dimensionless processing, the force distribution coefficient Sfxs of the corresponding cabinet door is calculated n , the structural fatigue coefficient of the corresponding cabinet door components Bpxs n And the corresponding cabinet door deformation evaluation index Xbzs n ; Step 6: Finally, pre-set the deformation threshold Z, and compare the deformation threshold Z with the deformation evaluation index Xbzs of the corresponding cabinet door. n Conduct comparative analysis to determine whether the current cabinet door has deformation and take corresponding feedback measures.

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