CN111324927A - Building design management system and method based on BIM and VR technology - Google Patents
Building design management system and method based on BIM and VR technology Download PDFInfo
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Abstract
The invention discloses a building design management system and a method based on BIM and VR technology, the system comprises a customer intention acquisition module, a design drawing preselection module, an effect drawing scheme presentation module, a terminal design drawing encryption module and a data sharing exchange platform, wherein the customer intention acquisition module is used for acquiring the intention of the customer for house decoration, the design drawing preselection module is used for preselecting the existing design drawing so as to determine the decoration style, the effect drawing scheme presentation module is used for modifying and finalizing the design drawing according to the intention of the customer so as to present the customer, the terminal design drawing encryption module is used for encrypting the finalized design drawing to prevent leakage, the data sharing exchange platform is used for storing and backing up different design drawings, the application aims at screening and calling the design drawing and safely storing the finalized design drawing, avoiding being embezzled by people.
Description
Technical Field
The invention relates to the field of buildings, in particular to a building design management system and method based on BIM and VR technology.
Background
The building information model BIM is used for establishing a building model by taking various relevant information data of a building engineering project as a model basis, and simulating real information of a building through digital information simulation. The method has eight characteristics of information completeness, information relevance, information consistency, visualization, coordination, simulation, optimization and graphing;
VR is virtual reality, the virtual reality technology is a computer simulation technology capable of creating and experiencing a virtual world, an interactive three-dimensional dynamic scene is generated by a computer, a simulation system of the physical behavior of the virtual reality technology enables a user to immerse in the environment, the virtual reality technology integrates various scientific technologies such as computer graphics technology, computer simulation technology, sensor technology, display technology and the like, a virtual information environment is created in a multi-dimensional information space, the user can have immersive sense, the virtual information environment has perfect interaction capacity with the environment, and the virtual information environment is helpful for inspiring ideas. So to speak, the immersive-interactive-idea is three basic characteristics of a VR environment system. The core of the virtual technology is modeling and simulation;
in the prior art, most building design management systems are convenient for communication between customers and designers, but the building design management system aims to screen and call design drawings, determines a large direction for the requirements of customers on the basis of the design drawings, then perfects and modifies the design drawings, and stores the perfected design drawings after safety judgment, so that the design drawings are prevented from being stolen by people.
Disclosure of Invention
The invention aims to provide a building design management system and method based on BIM and VR technology, so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a building design management system based on BIM and VR technology comprises a customer intention acquisition module, a design drawing preselection module, an effect drawing scheme presenting module, a terminal design drawing encryption module and a data sharing exchange platform, wherein the customer intention acquisition module, the design drawing preselection module and the effect drawing scheme presenting module are sequentially connected through an intranet;
the client intention collection module is used for collecting the intention of the client for house decoration, the design drawing preselection module is used for preselecting the existing design drawing so as to determine the decoration style, the effect drawing scheme presentation module is used for modifying and finalizing the design drawing according to the intention of the client so as to present the client, the terminal design drawing encryption module is used for encrypting the design drawing after finalizing the design drawing so as to prevent leakage, and the data sharing exchange platform is used for storing and backing up different design drawings.
By adopting the technical scheme: the customer intention acquisition module comprises a basic check unit and an intelligent terminal, the basic check unit comprises a display screen, the basic check unit inputs a house type style, a house type area, a floor height, a geographical position and a decoration budget into a customer intention selection unit in the display screen, the intelligent terminal is used for determining a house type decoration screening target according to the house type and the requirements of customers, a structured data model is established for the house type decoration intention selected by the customer, design schemes related to the house type decoration conditions selected by the customer in the data sharing exchange platform are grabbed and associated with the customer intention acquisition module, the selected design schemes are loaded onto a design drawing preselection module page, the intelligent terminal sends the screened design scheme data to the terminal design drawing encryption module, and the screened design schemes are decrypted.
By adopting the technical scheme: the terminal design drawing encryption module comprises a final draft design drawing encryption module and a design drawing decryption module, the design drawing decryption module is used for decrypting a design drawing stored in the data sharing exchange platform to realize the safety control of the data of the design drawing, and carries out identity verification and key verification on a client according to a preset program, the identity verification comprises identity card verification and face recognition, the face recognition comprises acquiring transverse locating points and longitudinal locating points of eyes and nosetips, a three-dimensional coordinate model is established, the transverse locating points of the eyes are set to be (X1 and Y1) and the longitudinal locating points of the nosetips are set to be (Y2 and Z1) by taking lips as the center, when Y1 is more than 5cm and Z1 is more than 3cm, the normal face is judged, when the formula is not met, the abnormal face is judged, the key verification is used for inputting through a designated key, and monitoring is carried out when the key is input, and after the data sharing exchange platform verifies the access key, sending the design drawing related to the house type decoration condition selected by the customer to a design drawing preselection module.
By adopting the technical scheme: the design paper preselection module comprises a house type decoration label adding module and a key design icon marking module, wherein the house type decoration label adding module is used for superposing conditions when a customer checks a design paper which accords with decoration conditions and is related to the decoration conditions, so that the customer-satisfied design paper can be found more conveniently, and the superposition input of the conditions comprises adding house type design keywords, adding remark information and adding decoration styles; the design drawing preselection module obtains the design drawing that accords with the label and the keyword that the user input, presents the design drawing that accords with the requirement to the customer, and key design drawing mark submodule is used for carrying out the key mark to comparatively satisfied design drawing in the in-process that the customer looked over the design drawing to reject unsatisfactory design drawing, carry out the key-type communication by designer and customer.
By adopting the technical scheme: the VR imaging module in the effect diagram scheme presentation module is used for leading in a design drawing selected by a customer, modifying the design drawing according to the design requirement of the customer, adding or deleting the design drawing, and sending the modified design drawing to the customer for confirmation, wherein the confirmation categories comprise the design drawing and decoration material quotation, the decoration material quotation comprises the decoration material category and the material selling price, the material selling price is set to be K, the material stock quantity of a factory is set to be C1, the historical goods selling price is R1, the selling price of a latest batch of decoration materials is set to be R2, the goods quantity is C2, and the selling price formula for calculating the current decoration material is as follows:
K=（R2*C2+R1*C1）/（C1+C2）
obtaining a decoration material quotation of (1 + 10%) K according to the calculated material selling price K, sending the obtained decoration material quotation to a user for confirmation, inputting a design drawing into a VR imaging module after the design drawing and the decoration material quotation are all confirmed, and enabling the VR imaging module to be used for VR imaging of the design drawing, so that a user can view the design drawing more carefully and stereoscopically.
By adopting the technical scheme: and the final draft design drawing encryption module is used for authorizing all the design drawings confirmed by the user, encrypting the design drawings and sending the encrypted design drawings to the data sharing exchange platform.
By adopting the technical scheme: the data sharing exchange platform comprises a database and a data security judgment module, wherein the database is used for storing design drawings and numbering each design drawing, each design drawing is only corresponding to one number, and the data security judgment module is used for judging the security of the newly stored design drawings.
A building design management method based on BIM and VR technology comprises the following steps:
s1, acquiring the wish of the client for house decoration by a client wish acquisition module, wherein the basic unit check module comprises a display screen, the basic unit check module inputs the house style, the house area, the floor height, the geographic position and the decoration budget into a client wish selection unit in the display screen, the intelligent terminal is used for determining the house decoration screening target according to the house style and the requirement of the client, establishing a structured data model for the house decoration wish selected by the client, capturing the design scheme related to the house decoration condition selected by the client in the data sharing exchange platform, associating the design scheme with the client wish acquisition module, loading the screened design scheme onto a design drawing preselection module page, and sending the screened design scheme data to a terminal design drawing encryption module by the intelligent terminal to decrypt the design screened scheme;
s2: decrypting the design drawing stored in the data sharing exchange platform by using a design drawing decryption module in a terminal design drawing encryption module to realize the safety control of the data of the design drawing, carrying out identity verification and key verification on a client according to a preset program, wherein the identity verification comprises identity card verification and face identification, the face identification comprises acquiring transverse locating points and longitudinal locating points of eyes and a nose tip, establishing a three-dimensional coordinate model, setting the transverse locating points of the eyes as (X1 and Y1) and the longitudinal locating points of the nose tip as (Y2 and Z1) by taking lips as centers, judging as a normal face when Y1 is more than 5cm and Z1 is more than 3cm are met, judging as an abnormal face when the formula is not met, carrying out key verification for inputting through a designated key, monitoring when the key is input, leaving marks in access, and after the data sharing exchange platform verifies an access key, sending a design drawing related to the house type decoration condition selected by the customer to a design drawing preselection module;
s3: preselecting the existing design paper by using a design paper preselection module so as to determine the decoration style, and superposing conditions by using a user type decoration label adding module when a user looks up the design paper which accords with the relevant decoration conditions, so that the design paper satisfied by the user can be found more conveniently, wherein the superposition input of the conditions comprises adding user type design keywords, adding remark information and adding the decoration style; the design drawing preselection module obtains a design drawing which is consistent with a label and a keyword input by a user, presents the design drawing which is consistent with requirements to a customer, and the key design drawing marking sub-module performs key marking on a satisfied design drawing in the process that the customer checks the design drawing, so that the unsatisfactory design drawing is removed, and designers and the customer perform key communication;
s4: the method comprises the following steps of utilizing an effect diagram scheme presentation module to modify and draft a design drawing according to the intention of a client so as to present the client, leading in the design drawing selected by the client by a designer, modifying the design drawing according to the design requirement of the client, increasing or deleting the design drawing, and sending the modified design drawing to the client for confirmation, wherein the confirmation categories comprise design drawings and decoration material quotations, the decoration material quotations comprise decoration material categories and material selling prices, the material selling prices are set to be K, the material stock quantity of a factory is set to be C1, the historical goods prices are set to be R1, the selling prices of a latest batch of decoration materials are set to be R2, the goods quantity is set to be C2, and calculating the selling price formula of the current decoration material as follows: k = (R2C 2+ R1C 1)/(C1 + C2), a decoration material quotation is (1 + 10%) K according to the calculated material selling price K, the obtained decoration material quotation is sent to a user for confirmation, after the design drawing and the decoration material quotation are confirmed, the design drawing is recorded into a VR imaging module, and the VR imaging module is used for performing VR imaging on the design drawing, so that the user can view the design drawing in a more detailed and three-dimensional manner;
s5: authorizing all the design drawings confirmed by the user by using a final draft design drawing encryption module, encrypting the design drawings, and sending the encrypted design drawings to a data sharing exchange platform;
s6: the data sharing exchange platform is used for storing and backing up different design drawings, the database stores the design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and the data security judgment module is used for judging the security of the newly stored design drawings.
By adopting the technical scheme: in step S6, the data sharing exchange platform is used to store and backup different design drawings, the database stores the design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and the data security determination module performs security determination on the newly stored design drawing, and the method further includes the following steps:
the set data sharing exchange platform detects the design drawing A sent to the data sharing price exchange platform1、A2、A3、...、An-1、AnThe safety of the data sharing and exchanging platform to the design drawing is counted as P (A)1）、P（A2）、P（A3）、...、P（An-1）、P（An) Judging the safety P (A) of the design drawing1）、P（A2）、P（A3）、...、P（An-1）、P（An) Satisfy the following disclosureFormula (II):
and when the safety of the detected new design drawing does not meet the formula, the design drawing with the safety lower than 40% and the lowest safety is rejected, and the data sharing exchange platform stores and backs up the design drawing which is not rejected.
Compared with the prior art, the invention has the beneficial effects that: the method aims to screen and call the design drawings, determines a large direction for the requirements of customers on the basis of the design drawings, then completes and modifies the design drawings, and safely stores the completed design drawings to avoid being stolen by people;
the client wish collection module is used for collecting the wish of house type decoration of a client, the design drawing preselection module is used for preselecting the existing design drawing, so that the decoration style is determined, the effect drawing scheme presentation module is used for modifying the design drawing according to the wish of the client and finalizing the design drawing, so that the client is presented, the terminal design drawing encryption module is used for encrypting the design drawing after finalizing the design drawing, the leakage is prevented, and the data sharing exchange platform is used for storing and backing up different design drawings.
Drawings
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
FIG. 1 is a schematic diagram of a building design management system based on BIM and VR technologies according to the present invention;
FIG. 2 is a schematic diagram of the concrete steps of a building design management method based on BIM and VR technologies according to the present invention;
fig. 3 is a schematic diagram of a concrete implementation method of the building design management method based on the BIM and VR technologies.
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.
Referring to fig. 1 to 3, in the embodiment of the invention, a building design management system and method based on BIM and VR technologies includes a customer intention acquisition module, a design drawing preselection module, an effect drawing scheme presenting module, a terminal design drawing encryption module and a data sharing exchange platform, wherein the customer intention acquisition module, the design drawing preselection module and the effect drawing scheme presenting module are sequentially connected through an intranet, the customer intention acquisition module, the design drawing preselection module and the effect drawing scheme presenting module are respectively connected with the data sharing exchange platform through the intranet, and the terminal design drawing encryption module is respectively connected with the customer intention acquisition module, the design drawing preselection module, the effect drawing scheme presenting module and the data sharing exchange platform through the intranet;
the client intention collection module is used for collecting the intention of the client for house decoration, the design drawing preselection module is used for preselecting the existing design drawing so as to determine the decoration style, the effect drawing scheme presentation module is used for modifying and finalizing the design drawing according to the intention of the client so as to present the client, the terminal design drawing encryption module is used for encrypting the design drawing after finalizing the design drawing so as to prevent leakage, and the data sharing exchange platform is used for storing and backing up different design drawings.
By adopting the technical scheme: the customer intention acquisition module comprises a basic check unit and an intelligent terminal, the basic check unit comprises a display screen, the basic check unit inputs a house type style, a house type area, a floor height, a geographical position and a decoration budget into a customer intention selection unit in the display screen, the intelligent terminal is used for determining a house type decoration screening target according to the house type and the requirements of customers, a structured data model is established for the house type decoration intention selected by the customer, design schemes related to the house type decoration conditions selected by the customer in the data sharing exchange platform are grabbed and associated with the customer intention acquisition module, the selected design schemes are loaded onto a design drawing preselection module page, the intelligent terminal sends the screened design scheme data to the terminal design drawing encryption module, and the screened design schemes are decrypted.
By adopting the technical scheme: the terminal design drawing encryption module comprises a final draft design drawing encryption module and a design drawing decryption module, the design drawing decryption module is used for decrypting a design drawing stored in the data sharing exchange platform to realize the safety control of the data of the design drawing, and carries out identity verification and key verification on a client according to a preset program, the identity verification comprises identity card verification and face recognition, the face recognition comprises acquiring transverse locating points and longitudinal locating points of eyes and nosetips, a three-dimensional coordinate model is established, the transverse locating points of the eyes are set to be (X1 and Y1) and the longitudinal locating points of the nosetips are set to be (Y2 and Z1) by taking lips as the center, when Y1 is more than 5cm and Z1 is more than 3cm, the normal face is judged, when the formula is not met, the abnormal face is judged, the key verification is used for inputting through a designated key, and monitoring is carried out when the key is input, and after the data sharing exchange platform verifies the access key, sending the design drawing related to the house type decoration condition selected by the customer to a design drawing preselection module.
By adopting the technical scheme: the design paper preselection module comprises a house type decoration label adding module and a key design icon marking module, wherein the house type decoration label adding module is used for superposing conditions when a customer checks a design paper which accords with decoration conditions and is related to the decoration conditions, so that the customer-satisfied design paper can be found more conveniently, and the superposition input of the conditions comprises adding house type design keywords, adding remark information and adding decoration styles; the design drawing preselection module obtains the design drawing that accords with the label and the keyword that the user input, presents the design drawing that accords with the requirement to the customer, and key design drawing mark submodule is used for carrying out the key mark to comparatively satisfied design drawing in the in-process that the customer looked over the design drawing to reject unsatisfactory design drawing, carry out the key-type communication by designer and customer.
By adopting the technical scheme: the VR imaging module in the effect diagram scheme presentation module is used for leading in a design drawing selected by a customer, modifying the design drawing according to the design requirement of the customer, adding or deleting the design drawing, and sending the modified design drawing to the customer for confirmation, wherein the confirmation categories comprise the design drawing and decoration material quotation, the decoration material quotation comprises the decoration material category and the material selling price, the material selling price is set to be K, the material stock quantity of a factory is set to be C1, the historical goods selling price is R1, the selling price of a latest batch of decoration materials is set to be R2, the goods quantity is C2, and the selling price formula for calculating the current decoration material is as follows:
K=（R2*C2+R1*C1）/（C1+C2）
obtaining a decoration material quotation of (1 + 10%) K according to the calculated material selling price K, sending the obtained decoration material quotation to a user for confirmation, inputting a design drawing into a VR imaging module after the design drawing and the decoration material quotation are all confirmed, and enabling the VR imaging module to be used for VR imaging of the design drawing, so that a user can view the design drawing more carefully and stereoscopically.
By adopting the technical scheme: and the final draft design drawing encryption module is used for authorizing all the design drawings confirmed by the user, encrypting the design drawings and sending the encrypted design drawings to the data sharing exchange platform.
By adopting the technical scheme: the data sharing exchange platform comprises a database and a data security judgment module, wherein the database is used for storing design drawings and numbering each design drawing, each design drawing is only corresponding to one number, and the data security judgment module is used for judging the security of the newly stored design drawings.
A building design management method based on BIM and VR technology comprises the following steps:
s1, acquiring the wish of the client for house decoration by a client wish acquisition module, wherein the basic unit check module comprises a display screen, the basic unit check module inputs the house style, the house area, the floor height, the geographic position and the decoration budget into a client wish selection unit in the display screen, the intelligent terminal is used for determining the house decoration screening target according to the house style and the requirement of the client, establishing a structured data model for the house decoration wish selected by the client, capturing the design scheme related to the house decoration condition selected by the client in the data sharing exchange platform, associating the design scheme with the client wish acquisition module, loading the screened design scheme onto a design drawing preselection module page, and sending the screened design scheme data to a terminal design drawing encryption module by the intelligent terminal to decrypt the design screened scheme;
s2: decrypting the design drawing stored in the data sharing exchange platform by using a design drawing decryption module in a terminal design drawing encryption module to realize the safety control of the data of the design drawing, carrying out identity verification and key verification on a client according to a preset program, wherein the identity verification comprises identity card verification and face identification, the face identification comprises acquiring transverse locating points and longitudinal locating points of eyes and a nose tip, establishing a three-dimensional coordinate model, setting the transverse locating points of the eyes as (X1 and Y1) and the longitudinal locating points of the nose tip as (Y2 and Z1) by taking lips as centers, judging as a normal face when Y1 is more than 5cm and Z1 is more than 3cm are met, judging as an abnormal face when the formula is not met, carrying out key verification for inputting through a designated key, monitoring when the key is input, leaving marks in access, and after the data sharing exchange platform verifies an access key, sending a design drawing related to the house type decoration condition selected by the customer to a design drawing preselection module;
s3: preselecting the existing design paper by using a design paper preselection module so as to determine the decoration style, and superposing conditions by using a user type decoration label adding module when a user looks up the design paper which accords with the relevant decoration conditions, so that the design paper satisfied by the user can be found more conveniently, wherein the superposition input of the conditions comprises adding user type design keywords, adding remark information and adding the decoration style; the design drawing preselection module obtains a design drawing which is consistent with a label and a keyword input by a user, presents the design drawing which is consistent with requirements to a customer, and the key design drawing marking sub-module performs key marking on a satisfied design drawing in the process that the customer checks the design drawing, so that the unsatisfactory design drawing is removed, and designers and the customer perform key communication;
s4: the method comprises the following steps of utilizing an effect diagram scheme presentation module to modify and draft a design drawing according to the intention of a client so as to present the client, leading in the design drawing selected by the client by a designer, modifying the design drawing according to the design requirement of the client, increasing or deleting the design drawing, and sending the modified design drawing to the client for confirmation, wherein the confirmation categories comprise design drawings and decoration material quotations, the decoration material quotations comprise decoration material categories and material selling prices, the material selling prices are set to be K, the material stock quantity of a factory is set to be C1, the historical goods prices are set to be R1, the selling prices of a latest batch of decoration materials are set to be R2, the goods quantity is set to be C2, and calculating the selling price formula of the current decoration material as follows: k = (R2C 2+ R1C 1)/(C1 + C2), a decoration material quotation is (1 + 10%) K according to the calculated material selling price K, the obtained decoration material quotation is sent to a user for confirmation, after the design drawing and the decoration material quotation are confirmed, the design drawing is recorded into a VR imaging module, and the VR imaging module is used for performing VR imaging on the design drawing, so that the user can view the design drawing in a more detailed and three-dimensional manner;
s5: authorizing all the design drawings confirmed by the user by using a final draft design drawing encryption module, encrypting the design drawings, and sending the encrypted design drawings to a data sharing exchange platform;
s6: the data sharing exchange platform is used for storing and backing up different design drawings, the database stores the design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and the data security judgment module is used for judging the security of the newly stored design drawings.
By adopting the technical scheme: in step S6, the data sharing exchange platform is used to store and backup different design drawings, the database stores the design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and the data security determination module performs security determination on the newly stored design drawing, and the method further includes the following steps:
the set data sharing exchange platform detects the design drawing A sent to the data sharing price exchange platform1、A2、A3、...、An-1、AnThe safety of the data sharing and exchanging platform to the design drawing is counted as P (A)1）、P（A2）、P（A3）、...、P（An-1）、P（An) Judging the safety P (A) of the design drawing1）、P（A2）、P（A3）、...、P（An-1）、P（An) The following formula is satisfied:
and when the safety of the detected new design drawing does not meet the formula, the design drawing with the safety lower than 40% and the lowest safety is rejected, and the data sharing exchange platform stores and backs up the design drawing which is not rejected.
Example 1: the limiting conditions are as follows: setting the selling price of the materials as K, setting the stock quantity of the materials in the factory as 4500, setting the historical selling price as 3200, setting the selling price of the latest decoration materials as 3750, setting the quantity of the goods as 1900, and calculating the selling price formula of the current decoration materials as follows:
K=（R2*C2+R1*C1）/（C1+C2）
calculating to obtain: k = (3750 × 1900+3200 × 4500)/(4500 + 1900) = (7125000 + 14400000)/6400 =3363.3 yuan, and based on the calculated material sale price 3363.3 yuan, the decoration material price is (1 + 10%) + 3363.3=3699.6 yuan, and the decoration material price is sent to the user for confirmation.
Example 2: defining conditions, setting the selling price of the materials to be K, setting the stock quantity of the materials in the factory to be 232, setting the historical selling price to be 1700, setting the selling price of the latest batch of the decoration materials to be 2313, setting the quantity of the goods to be 890, and calculating the selling price formula of the current decoration materials as follows:
K=（R2*C2+R1*C1）/（C1+C2）
calculating to obtain: k = (2313 × 890+1700 × 232)/(232 + 890) = (2058570 + 394400)/6400 =2186.2 yuan, and based on the calculated material sale price 2186.2 yuan, the decoration material price is (1 + 10%) + 2186.2=2404.8 yuan, and the decoration material price is sent to the user for confirmation.
Example 3: limiting conditions, setting a design drawing A of the data sharing exchange platform for detecting and sending to the data sharing price exchange platform1、A2、A3、...、An-1、AnThe safety of the data sharing and exchanging platform on the design drawing is calculated to be 67%, 71%, 77%, 80% and 55%, and the safety of the design drawing is judged to meet the following formula:
calculating to obtain: 55% to more than 50% and 80% -55% to less than 40%, wherein the detected safety of the new design drawing meets the formula, the statistical safety of the new design drawing is judged to be within a reasonable range, and the data sharing exchange platform stores and backups the detected design drawing;
example 4: limiting conditions, setting a design drawing A of the data sharing exchange platform for detecting and sending to the data sharing price exchange platform1、A2、A3、...、An-1、AnThe safety of the data sharing and exchanging platform on the design drawing is calculated to be 51%, 90%, 97%, 88% and 63%, and the safety of the design drawing is judged to meet the following formula:
calculating to obtain: 51% and more than 50% and 97% -51% and more than 40%, the detected safety of the new design drawing does not meet the formula, the design drawing with the safety lower than 40% and the lowest safety is rejected, and the data sharing exchange platform stores and backups the design drawing which is not rejected.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (9)
1. The utility model provides a building design management system based on BIM and VR technique which characterized in that: the system comprises a client intention acquisition module, a design drawing preselection module, an effect drawing scheme presentation module, a terminal design drawing encryption module and a data sharing exchange platform, wherein the client intention acquisition module, the design drawing preselection module and the effect drawing scheme presentation module are sequentially connected through an intranet;
the client intention collection module is used for collecting the intention of the client for house decoration, the design drawing preselection module is used for preselecting the existing design drawing so as to determine the decoration style, the effect drawing scheme presentation module is used for modifying and finalizing the design drawing according to the intention of the client so as to present the client, the terminal design drawing encryption module is used for encrypting the design drawing after finalizing the design drawing so as to prevent leakage, and the data sharing exchange platform is used for storing and backing up different design drawings.
2. The building design management system based on BIM and VR technique as claimed in claim 1, wherein said customer intention collection module comprises a basic unit selection module and an intelligent terminal, the basic unit selection module comprises a display screen, the basic unit selection module inputs the house type style, house type area, floor height, geographical position and decoration budget into a customer intention selection unit in the display screen, the intelligent terminal is used for defining the house type decoration screening target according to the house type and the customer requirement, establishing a structured data model for the house type decoration intention selected by the customer, capturing the design scheme related to the house type decoration condition selected by the customer in the data sharing exchange platform, associating with the customer intention collection module, loading the screened design scheme onto the design drawing preselection module page, the intelligent terminal sends the screened design scheme data to the terminal design drawing encryption module, and decrypting the screened design scheme.
3. The building design management system according to claim 1, wherein the terminal design drawing encryption module comprises a final design drawing encryption module and a design drawing decryption module, the design drawing decryption module is used for decrypting the design drawing stored in the data sharing exchange platform to realize the safety control of the design drawing data, the client is authenticated and key-authenticated according to a preset program, the authentication includes identification card authentication and face recognition, the face recognition includes collecting the transverse positioning points and the longitudinal positioning points of the eyes and the nose tip, a three-dimensional coordinate model is established, the lips are used as the center, the transverse positioning points of the eyes are set as (X1, Y1), the longitudinal positioning points of the nose tip are set as (Y2, Z1), when Y1>5cm and Z1>3cm are satisfied, the system is determined as a normal face, and when the above formula is not satisfied, and judging the face to be an abnormal face, inputting the face through a designated key by key verification, monitoring when the key is input, leaving a trace in access, and sending the design paper related to the house decoration condition selected by the customer to a design paper preselection module after the access key is verified by the data sharing exchange platform.
4. The BIM and VR technology-based building design management system of claim 1, wherein the design paper preselection module comprises a house decoration label adding module and a key design icon marking module, the house decoration label adding module is used for overlapping conditions when a customer views a design paper meeting decoration conditions, so that the customer-satisfied design paper can be found more conveniently, wherein the overlapping input of the conditions comprises adding a house design keyword, adding remark information and adding a decoration style; the design drawing preselection module obtains the design drawing that accords with the label and the keyword that the user input, presents the design drawing that accords with the requirement to the customer, and key design drawing mark submodule is used for carrying out the key mark to comparatively satisfied design drawing in the in-process that the customer looked over the design drawing to reject unsatisfactory design drawing, carry out the key-type communication by designer and customer.
5. The BIM and VR based building design management system of claim 1, wherein the effect map scheme is implemented by a VR imaging module inside the effect map presentation module, a designer imports a design drawing selected by a customer, modifies the design drawing according to the design requirements of the customer, adds or deletes the design drawing, and sends the modified design drawing to the customer for confirmation, wherein the confirmation categories include design drawing and decoration material quotation, the decoration material quotation includes decoration material category and material selling price, the material selling price is set to K, the material stock quantity of the factory is set to C1, the historical goods price is set to R1, the selling price of the latest decoration material is set to R2, the goods quantity is set to C2, and the formula for calculating the selling price of the current decoration material is as follows:
K=（R2*C2+R1*C1）/（C1+C2）
obtaining a decoration material quotation of (1 + 10%) K according to the calculated material selling price K, sending the obtained decoration material quotation to a user for confirmation, inputting a design drawing into a VR imaging module after the design drawing and the decoration material quotation are all confirmed, and enabling the VR imaging module to be used for VR imaging of the design drawing, so that a user can view the design drawing more carefully and stereoscopically.
6. The BIM and VR technology-based building design management system of claim 3, wherein the draft design drawing encryption module is configured to authorize all confirmed design drawings of the user, encrypt the design drawings, and send the encrypted design drawings to the data sharing exchange platform.
7. The BIM and VR technology-based building design management system of claim 1, wherein the data sharing exchange platform comprises a database and a data security judgment module, the database is used for storing design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and the data security judgment module is used for judging the security of the newly stored design drawings.
8. A building design management method based on BIM and VR technology is characterized in that:
s1, acquiring the wish of the client for house decoration by a client wish acquisition module, wherein the basic unit check module comprises a display screen, the basic unit check module inputs the house style, the house area, the floor height, the geographic position and the decoration budget into a client wish selection unit in the display screen, the intelligent terminal is used for determining the house decoration screening target according to the house style and the requirement of the client, establishing a structured data model for the house decoration wish selected by the client, capturing the design scheme related to the house decoration condition selected by the client in the data sharing exchange platform, associating the design scheme with the client wish acquisition module, loading the screened design scheme onto a design drawing preselection module page, and sending the screened design scheme data to a terminal design drawing encryption module by the intelligent terminal to decrypt the design screened scheme;
s2: decrypting the design drawing stored in the data sharing exchange platform by using a design drawing decryption module in a terminal design drawing encryption module to realize the safety control of the data of the design drawing, carrying out identity verification and key verification on a client according to a preset program, wherein the identity verification comprises identity card verification and face identification, the face identification comprises acquiring transverse locating points and longitudinal locating points of eyes and a nose tip, establishing a three-dimensional coordinate model, setting the transverse locating points of the eyes as (X1 and Y1) and the longitudinal locating points of the nose tip as (Y2 and Z1) by taking lips as centers, judging as a normal face when Y1 is more than 5cm and Z1 is more than 3cm are met, judging as an abnormal face when the formula is not met, carrying out key verification for inputting through a designated key, monitoring when the key is input, leaving marks in access, and after the data sharing exchange platform verifies an access key, sending a design drawing related to the house type decoration condition selected by the customer to a design drawing preselection module;
s3: preselecting the existing design paper by using a design paper preselection module so as to determine the decoration style, and superposing conditions by using a user type decoration label adding module when a user looks up the design paper which accords with the relevant decoration conditions, so that the design paper satisfied by the user can be found more conveniently, wherein the superposition input of the conditions comprises adding user type design keywords, adding remark information and adding the decoration style; the design drawing preselection module obtains a design drawing which is consistent with a label and a keyword input by a user, presents the design drawing which is consistent with requirements to a customer, and the key design drawing marking sub-module performs key marking on a satisfied design drawing in the process that the customer checks the design drawing, so that the unsatisfactory design drawing is removed, and designers and the customer perform key communication;
s4: the method comprises the following steps of utilizing an effect diagram scheme presentation module to modify and draft a design drawing according to the intention of a client so as to present the client, leading in the design drawing selected by the client by a designer, modifying the design drawing according to the design requirement of the client, increasing or deleting the design drawing, and sending the modified design drawing to the client for confirmation, wherein the confirmation categories comprise design drawings and decoration material quotations, the decoration material quotations comprise decoration material categories and material selling prices, the material selling prices are set to be K, the material stock quantity of a factory is set to be C1, the historical goods prices are set to be R1, the selling prices of a latest batch of decoration materials are set to be R2, the goods quantity is set to be C2, and calculating the selling price formula of the current decoration material as follows: k = (R2C 2+ R1C 1)/(C1 + C2), a decoration material quotation is (1 + 10%) K according to the calculated material selling price K, the obtained decoration material quotation is sent to a user for confirmation, after the design drawing and the decoration material quotation are confirmed, the design drawing is recorded into a VR imaging module, and the VR imaging module is used for performing VR imaging on the design drawing, so that the user can view the design drawing in a more detailed and three-dimensional manner;
s5: authorizing all the design drawings confirmed by the user by using a final draft design drawing encryption module, encrypting the design drawings, and sending the encrypted design drawings to a data sharing exchange platform;
s6: the data sharing exchange platform is used for storing and backing up different design drawings, the database stores the design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and the data security judgment module is used for judging the security of the newly stored design drawings.
9. The building design management method based on BIM and VR technique of claim 8, wherein in step S6, different design drawings are stored and backed up by using a data sharing exchange platform, a database stores the design drawings, each design drawing is numbered, each design drawing only corresponds to one number, and a data security judgment module judges the security of the newly stored design drawing, further comprising the following steps:
the set data sharing exchange platform detects the design drawing A sent to the data sharing price exchange platform1、A2、A3、...、An-1、AnData sharing switching platform to the above design drawingThe safety statistic for paper is P (A)1）、P（A2）、P（A3）、...、P（An-1）、P（An) Judging the safety P (A) of the design drawing1）、P（A2）、P（A3）、...、P（An-1）、P（An) The following formula is satisfied:
and when the safety of the detected new design drawing does not meet the formula, the design drawing with the safety lower than 40% and the lowest safety is rejected, and the data sharing exchange platform stores and backs up the design drawing which is not rejected.
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