KR102598154B1 - A drawing approval platform and a drawing approval method using the same - Google Patents

Abstract

The present invention relates to a drawing approval platform that performs a procedure for receiving drawing approval in connection with a plurality of approval servers, comprising: a drawing collection unit that collects drawings related to a design; a database unit that stores drawings collected by the drawing collection unit; A communication unit that transmits the drawing to at least one of a plurality of approval servers and receives inspection information about the drawing from at least one of the plurality of approval servers, analyzes the received inspection information, and when a point is confirmed in the drawing, It provides a drawing approval platform that includes a control unit that classifies and analyzes data by type and reflects it in a preset mapping table, and an information provision unit that shares the mapping table with authorized personnel.

Description

Drawing approval platform and drawing approval method using the same {A DRAWING APPROVAL PLATFORM AND A DRAWING APPROVAL METHOD USING THE SAME}

The present invention relates to a drawing approval platform and a drawing approval method using the same, and more specifically, to a processor for receiving drawing approval in connection with a plurality of approval servers including ship owners, classification societies, authorities, or vendors (e.g., equipment suppliers). It relates to a drawing approval platform that performs and a drawing approval method using the same.

In general, when a shipbuilding contract with an ordering party is officially concluded, the classification, International Maritime Organization (IMO), affiliated laws, government offices of each country, shipowner requirements, and vendor (e.g. equipment supplier) requirements specified in the Building Specification etc., and carry out ship design work in accordance with the shipyard's schedule and ship construction standard guide.

At this time, the initial design is made according to the type and size of the ship, and the schedule and production plan are established accordingly.

As for the initial detailed work of ship design, personnel from each relevant department within the shipyard can create basic drawings, 2D drawings, 3D drawings, various layouts, diagrams, and modeling for each function within the ship, and the drawing data created in this way can be shared with ship owners, classification companies, and government agencies. Alternatively, it can be submitted for approval to an approval agency such as a vendor.

In addition, the submitted drawing data is returned to the shipyard along with attachments according to the inspection results from the ship owner, classification society, government office, or vendor.

At this time, if there is a point in the drawing data, the point may be received in various forms from the ship owner, classification society, government office, or vendor. For example, the point may be in the form of text written in the drawing, in the form of an image file, or in Excel or Excel. It can be submitted in the form of an electronic document such as Word.

Accordingly, at the shipyard, the person in charge of the relevant department must understand the received points and revise the drawing. As mentioned above, the points are received in various forms such as text, images, or Excel or Word written in the drawing. There is a problem that it is difficult for the person in charge to easily understand the points pointed out, and as a result, omission or misjudgment of points may occur.

In addition, modification of drawings according to pointed out points requires continuous sharing with approval agencies such as ship owners, classification companies, government offices, or vendors that approve drawings. If a delay occurs in drawing approval due to omission or misjudgment of pointed points, design changes can be made. There are problems that have a serious impact on schedule planning, such as management, material receipt management, and ship construction process.

Registered Patent No. 10-0911501 (registration date: 2009.08.03) “Method of creating ship design electronic drawing”

In the present invention, a drawing approval platform and a drawing approval method using the same are provided. Specifically, when a drawing approval point is received from an approval server, various types of data received from ship owners, classification societies, government offices, or vendors are classified and analyzed, and the drawing approval method is used. By creating a mapping table organized by item and sharing the mapping table with the person in charge of each relevant department within the shipyard, we provide a drawing approval platform and a drawing approval method using it that can systematically modify and manage drawings according to pointed matters. I want to do it.

The technical problems to be achieved in the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the description below. You will be able to.

In order to solve the problems described above, the present invention provides a drawing approval platform that performs a procedure for receiving drawing approval in connection with a plurality of approval servers, a drawing collection unit that collects drawings related to the design, and a drawing collection unit. a database unit that stores the drawings collected by the system, a communication unit that transmits the drawings to at least one of a plurality of approval servers and receives inspection information about the drawings from at least one of the plurality of approval servers, and analyzes the received inspection information and submits the drawings to the drawings. When a point is confirmed, a drawing approval platform is provided that includes a control unit that classifies and analyzes data on the point by type and reflects it in a preset mapping table, and an information provision unit that shares the mapping table with authorized personnel. .

In addition, when a point is confirmed in a drawing, the control unit classifies the data about the point into data in the form of text or image in the drawing and data in the form of an electronic document, and analyzes the classified data respectively to enter the mapping table. Provides a drawing approval platform that reflects

In addition, the control unit, including an artificial intelligence identification unit, identifies and recognizes text and images from data in the form of text or images in the drawing through the artificial intelligence identification unit, and provides a drawing approval platform that reflects the recognized information in the mapping table. do.

In addition, the control unit provides a drawing approval platform that codes and reflects the risk status level that can recognize the importance of each point in a mapping table using data analyzed from the point.

In addition, a drawing approval platform further includes a blockchain management unit that configures a plurality of approval servers and a blockchain network to share blockchain data including at least one of drawings, points about drawings, and revised drawings reflecting the points. provides.

In addition, blockchain data includes new drawing blocks in which drawings are stored, and whenever a point is issued from multiple approval servers or a revised drawing reflecting the point is created, the point or revised drawing is added to the new drawing block. It provides a drawing approval platform that additionally includes a change block in which data for is stored.

Meanwhile, in another aspect of the present invention for solving the problems described above, in a drawing approval method that performs a procedure for receiving drawing approval in connection with a plurality of approval servers, drawings related to the design are collected and a database unit is provided. Step of storing the drawing, providing the drawing to at least one of a plurality of approval servers, receiving inspection information about the drawing from at least one of the plurality of approval servers, analyzing the received inspection information to check whether there are any points in the drawing. step, when a point is confirmed about a drawing, classify and analyze the data about the point by type and reflect it in a preset mapping table, share the mapping table with a person in charge who has been granted access, and follow the mapping table. Provides a drawing approval method including the step of providing revised drawings reflecting points to a plurality of approval servers.

The drawing approval platform according to an embodiment of the present invention can collect drawings requiring approval and submit them to an approval server such as a ship owner, classification, government office, or vendor, and when a point regarding the drawing is received from the approval server, the ship owner, By classifying and analyzing various types of data received from classification societies, government offices, or vendors, a mapping table organized by point is created, and the mapping table is shared with the person in charge of each relevant department within the shipyard to modify the drawing according to the point. and management can be carried out systematically, and thus drawing re-approval processing can proceed quickly.

In addition, using the blockchain network, it is possible to share drawings, points about the drawings, and drawings reflecting the points with multiple approval servers such as ship owners, classification, government offices, or vendors, thereby preventing forgery or alteration of data. And, the reliability of drawings modified according to the points can be guaranteed.

In addition, since data is shared with multiple approval servers such as ship owners, classification companies, government offices, or vendors using a blockchain network, when a drawing is approved from one of the multiple approval servers, the remaining approval servers also approve the drawing. Since the details can be confirmed, public confidence in the approved drawing can be secured.

The effects that can be obtained from the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description below. will be.

Figure 1 shows the configuration of a drawing approval platform according to a first embodiment of the present invention.
Figure 2 sequentially shows a drawing approval method using a drawing approval platform according to the first embodiment of the present invention.
Figure 3 shows the configuration of a drawing approval platform according to a second embodiment of the present invention.
Figure 4 sequentially shows a drawing approval method using a drawing approval platform according to a second embodiment of the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the attached drawings.

The detailed description set forth below in conjunction with the accompanying drawings is intended to illustrate exemplary embodiments of the invention and is not intended to represent the only embodiments in which the invention may be practiced.

In order to clearly explain the present invention in the drawings, parts unrelated to the description may be omitted, and the same reference numerals may be used for identical or similar components throughout the specification.

In an embodiment of the present invention, expressions such as “or”, “at least one”, etc. may represent one of words listed together, or a combination of two or more.

Figure 1 shows the configuration of a drawing approval platform 100 according to a first embodiment of the present invention.

Referring to FIG. 1, the drawing approval platform 100 according to the first embodiment of the present invention includes a drawing collection unit 110, a database unit 120, a communication unit 130, a control unit 140, and an information provider ( 150) may be included.

The drawing collection unit 110 can receive and collect drawings according to the ship design.

Specifically, the drawing collection unit 110 receives and collects drawings such as basic drawings, 2D drawings, 3D drawings, various layout drawings, diagrams, and modeling as ship design drawings from the personnel of each related department in the shipyard that performs ship design. You can.

At this time, the above-mentioned drawings are based on the classification, International Maritime Organization (IMO), affiliated laws, government offices of each country, ship owner's requirements, or vendor (e.g. equipment supply) specified in the Building Specification when the ship construction contract with the ordering party is officially concluded. company) requirements, etc., and can be written in accordance with the shipyard's schedule and shipbuilding standard guide.

The database unit 120 may collect and store drawings collected by the drawing collection unit 110.

At this time, a plurality of drawings stored in the database unit 120 can be classified, collected, and stored for each ship, and in the case of a drawing for which an indication (or correction) has been requested, the revised drawing can be updated according to the indication. there is.

The communication unit 130 may be equipped to communicate with a plurality of approval servers 10, such as a ship owner 11, classification society 12, government office 13, or vendor 14.

That is, a drawing for approval can be transmitted to the approval server 10 through the communication unit 130, and inspection information about the inspection result of the drawing can be received from the approval server 10 through the communication unit 130.

The control unit 140 analyzes the inspection information received from the approval server 10, and if there is a point in the drawing, it can classify the data for the point by data type such as text, image, or electronic document.

In addition, the control unit 140 can analyze data classified by type, organize the analyzed information into a preset mapping table for each point, and reflect it.

Specifically, the drawing transmitted to the approval server 10 of the ship owner 11, classification society 12, government office 13, or vendor 14 through the communication unit 130 is sent to the ship owner 11, classification society 12, After receiving an inspection from the government office 13 or a vendor 14, etc., it can be returned along with the inspection information, and the control unit 140 can analyze the inspection information.

At this time, in the process of analyzing the inspection information, if there is no point about the drawing and it is processed as an approved drawing, the approved drawing can be shared and distributed to the person in charge by the information provision unit 150, which will be described later, and the person in charge can draw the approval drawing. Based on this, you can prepare for ship construction by undertaking detailed drawing work for ship construction.

In addition, in the process of analyzing the inspection information, if a notice is received regarding the relevant drawing, the control unit 140 may use various forms received from the ship owner 11, the classification society 12, the government office 13, or the vendor 14. The points can be analyzed and classified by data type.

As an example, the points may be received in the form of text written in the drawing, in the form of an image file, or in the form of an electronic document such as Excel or Word. A plurality of points received in the form of text or image files written in the drawing may be received by the control unit (140). ), the artificial intelligence identification unit included in the text and images can be identified and recognized, and the recognized information can be classified by point and reflected in the standardized mapping table used in shipyards.

In addition, a plurality of points received through electronic documents such as Excel or Word can be used as data, and can be classified by point by the control unit 140 and reflected in the mapping table.

In addition, in the mapping table, the risk state level that can recognize the importance of each point can be coded and reflected. As an example, the risk state level can be classified into levels 1 to 10 according to importance.

Here, the risk status level may be given a low level for points such as simple cost or design changes, and a high level for points that have an impact on drawing modifications, production, purchase orders, and warehousing, etc., depending on the level of importance.

At this time, the risk status level assigned by coding is used as data to predict man hours due to design changes, and is used as information to establish measures for production and manufacturing cost management, process compliance, and stabilization in ship construction. It can be.

In this way, the control unit 140 divides the points received by the approval server 10 from the ship owner 11, classification society 12, government office 13, or vendor 14 into a standardized mapping table. It can be reflected by organizing it with the status level, and the mapping table organized by points can be stored in the database unit 120.

The information provision unit 150 may share the mapping table organized by point of view with a person in charge granted access rights.

Specifically, the information provision unit 150 shares the mapping table stored in the database unit 120 with the information management system within the shipyard, so that a person in charge of each related department within the shipyard who is granted access rights can check the mapping table.

Accordingly, the person in charge can check the indications and risk status levels organized in the mapping table in real time and modify the drawing according to the indications by considering the risk status level.

In addition, drawings modified by the person in charge of each related department can be updated in the database unit 120, and at the same time, the ship owner 11, classification society 12, government office 13, or vendor 14 through the communication unit 130. It can be transmitted to a plurality of approval servers (10), such as the like, and re-approved according to the drawing approval procedure of the approval server (10).

Meanwhile, Figure 2 sequentially shows a drawing approval method using the drawing approval platform 100 according to the first embodiment of the present invention.

Referring to FIG. 2, first, the drawing collection unit 110 can receive and collect drawings according to the ship design from each relevant department in the shipyard (S110).

At this time, the drawing is a ship design drawing prepared by a person in charge of each relevant department within the shipyard, and may include basic drawings, 2D drawings, 3D drawings, various layout drawings, diagrams, and modeling.

In addition, the collected drawings can be collected and stored in the database unit 120 (S120), and the collected drawings can be sent to the ship owner 11, classification society 12, government office 13, or vendor 14 through the communication unit 130. ) can be submitted by sending it to the approval server 10 (S130).

Thereafter, the drawing transmitted to the approval server 10 of the ship owner 11, classification society 12, government office 13, or vendor 14 through the communication unit 130 is sent to the ship owner 11, classification society 12, and government office. (13) or after receiving inspection according to the drawing approval procedure from a vendor (14), etc., it can be returned along with the inspection information.

At this time, when the drawing and inspection information returned from the approval server 10 are received (S140), the control unit 140 can analyze the inspection information and determine whether there are any points in the drawing (S150).

In this process, if there is no indication about the drawing and it has been processed as an approved drawing, the approved drawing is shared and distributed by the information provision unit 150 to the person in charge of each related department in the shipyard (S160), and the approved drawing is Based on this, preparations for ship construction can be carried out.

In addition, when a point is received regarding the relevant drawing, the control unit 140 responds to various types of points received from the ship owner (11), classification society (12), government office (13), or vendor (14), etc. It can be classified into points made in the drawing in the form of text or image files (S170a) and points made in the form of electronic documents such as Excel or Word (S170b).

Here, the points written in the drawing in the form of text or image files can be recognized by identifying the text and image through the artificial intelligence identification unit, and the recognized data can be provided (S180a), and the information in the form of an electronic document such as Excel or Word can be provided. Indications can be made by providing data as is (S180b).

Next, multiple notice data can be classified by notice and reflected in a standardized mapping table commonly used in shipyards (S190).

In addition, the mapping table can code and reflect the level of risk status that can recognize the importance of each point (S200).

Next, the information provision unit 150 can share the mapping table organized by points with a person in charge who has access rights, and the person in charge can check the points and risk status levels organized in the mapping table and modify the drawing. (S210).

In addition, the drawings modified according to the points can be updated in the database unit 120, and a plurality of people such as the ship owner 11, classification society 12, government office 13, or vendor 14 through the communication unit 130. It can be transmitted to the approval server 10 and re-approved according to the approval procedure of the approval server 10.

In addition, if an issue regarding the revised drawing arises from multiple approval servers (10) such as the ship owner (11), classification society (12), government office (13), or vendor (14), the notice is received and the control unit ( 140) to classify and analyze the points, create a mapping table, share the mapping table with the person in charge of each related department within the shipyard through the information provision unit 150, modify the drawing according to the points, and obtain multiple approvals. The process of transmitting to the server 10 can be repeated.

In this way, the drawing approval platform 100 according to this embodiment collects drawings requiring approval and sends them to the approval server 10 of the ship owner 11, classification society 12, government office 13, or vendor 14. It can be submitted, and when a point regarding the drawing is received from the approval server (10), various types of data received from the ship owner (11), classification society (12), government office (13), or vendor (14) are classified and By analyzing and creating a mapping table organized by points, and sharing the mapping table with the person in charge of each relevant department within the shipyard, drawing modification and management according to the points can be systematically performed, and thus drawing re-approval is processed. can proceed quickly.

Meanwhile, Figure 3 shows the configuration of the drawing approval platform 200 according to the second embodiment of the present invention.

Referring to FIG. 3, the drawing approval platform 200 according to the second embodiment of the present invention has the same configuration as the first embodiment described above, but uses a blockchain network to approve the drawing approval platform 200 for the ship owner 11 and the classification society 12. ), a blockchain management unit 210 that can share drawings and points with a plurality of approval servers 10, such as a government office 13 or a vendor 14, may be further included.

Specifically, in the drawing approval platform 200 according to this embodiment, when the drawings collected by the drawing collection unit 110 are stored in the database unit 120, the blockchain management unit 210 stores the drawings in the database unit 120. Encryption is performed on the newly saved drawing data to create a new drawing block, and the new drawing block is approved by multiple parties such as the ship owner (11), classification society (12), government office (13), or vendor (14) through the blockchain network. It can be shared with the server 10.

At this time, a drawing for approval and block information for information identification may be stored in the new drawing block.

In addition, multiple approval servers (10) such as the ship owner (11), classification society (12), government office (13), or vendor (14) decrypt new drawing blocks shared through the blockchain network and inspect them according to the drawing approval procedure. can be performed.

At this time, if no points are pointed out during the drawing inspection process, the approval server 10 encrypts the data regarding the approval items, creates a change block, and adds the change block to the new drawing block.

In addition, the approval server 10 with the notice can encrypt the notice data to create a change block, and add the change block for the notice to the new drawing block.

As an example, when an indication occurs in multiple approval servers (10) such as a ship owner (11), classification society (12), government office (13), or vendor (14), each consisting of text, image, or electronic document, etc. You can create change blocks for the pointed out data and sequentially add the change blocks to the new drawing block.

Here, block information for information identification may also be stored in each change block.

In addition, the blockchain management unit 210 can decrypt the encrypted new drawing blocks and change blocks and store them in the database unit 120, and the control unit 140 classifies and analyzes the points and creates a mapping table organized by point. can be created.

In addition, the mapping table organized by point is delivered to the person in charge by the information provider 150, and when the drawing modified according to the point is stored in the database unit 120, the blockchain management unit 210 You can encrypt all reflected drawing data to create a change block, and add the change block to existing new drawing blocks and change blocks.

Accordingly, a change block for the point is added to the new drawing block whenever a point is made in the approval server 10, and when the drawing is modified according to the point, a change block for the revised drawing may be added. , This blockchain data is shared in real time with multiple approval servers (10) such as shipowners (11), classification companies (12), authorities (13), or vendors (14) through the blockchain network, preventing forgery or alteration of data. can be prevented and the reliability of drawings modified according to the points made can be guaranteed.

Figure 4 sequentially shows a drawing approval method using the drawing approval platform 200 according to the second embodiment of the present invention.

Referring to FIG. 4, the drawing collection unit 110 can receive and collect drawings according to the ship design from each related department in the shipyard (S310), and the collected drawings can be collected and stored in the database unit 120. There is (S320).

Next, the blockchain management unit 210 encrypts the drawing data newly stored in the database unit 120 to create a new drawing block, and the new drawing block is sent to the ship owner 11, classification society 12, and government office (11) through the blockchain network. 13) or can be shared with multiple approval servers 10, such as a vendor 14 (S330).

Accordingly, a plurality of approval servers 10, such as the ship owner 11, classification society 12, government office 13, or vendor 14, decrypt the new drawing block shared through the blockchain network and follow the drawing approval procedure. Inspection can be performed, and the approval server 10 with the points can encrypt the points data to create a change block and add the change block to the new drawing block.

At this time, if there is no indication, the approval server 10 can encrypt the data for the approval, create a change block, and add the change block to the new drawing block.

Next, the blockchain management unit 210 can decrypt the encrypted new drawing blocks and change blocks and store them in the database unit 120, and the control unit 140 analyzes the data stored in the change blocks to see if there are any indications in the drawing. Can be judged (S340).

In this process, if there are no comments about the drawing and it has been processed as an approved drawing, the approved drawing is shared and distributed to the person in charge of each relevant department within the shipyard (S350), and preparations for ship construction are performed based on the approved drawing. You can.

In addition, if there is notice data for the relevant drawing, the control unit 140 analyzes various types of notice data generated by the ship owner (11), classification society (12), government office (13), or vendor (14). Thus, a plurality of points data can be classified by point and reflected in a standardized mapping table (S360).

In addition, the mapping table can code and reflect the risk status level that can recognize the importance of each point (S370).

Next, the information provision unit 150 can share the mapping table organized by points with a person in charge who has access rights, and the person in charge can check the points and risk status levels organized in the mapping table and modify the drawing. (S380).

In addition, drawings modified according to the points can be updated in the database unit 120. The blockchain management unit 210 encrypts the drawing data in which all the points are reflected to create a change block, existing new drawing blocks and You can add the corresponding change block to the change block.

At this time, the data with change blocks added according to the reflection of the points is shared with multiple approval servers (10) such as the ship owner (11), classification society (12), government office (13), or vendor (14) through the blockchain network. , the plurality of approval servers 10 can re-approve shared data according to the approval procedure.

In this way, the drawing approval platform (100, 200) according to this embodiment uses a blockchain network to connect a plurality of approval servers (10) such as the shipowner (11), classification society (12), government office (13), or vendor (14). It is possible to share drawings, points about the drawing, and drawings reflecting the points, thereby preventing forgery or falsification of data and ensuring the reliability of drawings modified according to points.

In addition, since data is shared with multiple approval servers such as shipowner (11), classification society (12), government office (13), or vendor (14) using the blockchain network, any one of the plurality of approval servers If a drawing is approved from , the drawing approval details can be confirmed on the remaining approval servers, thereby ensuring public confidence in the approved drawing.

Meanwhile, in the above-described embodiment, the drawing approval platform of the present invention is applied to the shipbuilding and marine field and an example of receiving ship drawings approved from a plurality of approval servers has been described. However, the present invention is not necessarily limited thereto, and is applied to the field of construction, It can be applied to various fields such as mechanical or manufacturing fields and used to obtain drawing approval.

The embodiments of the present invention disclosed in the specification and drawings are merely provided as specific examples to easily explain the technical content of the present invention and to facilitate understanding of the present invention, and are not intended to limit the scope of the present invention.

Therefore, the scope of the present invention should be construed as including all changes or modified forms derived based on the technical idea of the present invention in addition to the embodiments disclosed herein.

100, 200: Drawing approval platform 110: Drawing collection unit
120: database unit 130: communication unit
140: Control unit 150: Information provision unit
210: Blockchain management department

Claims (9)

In the drawing approval platform that performs procedures for receiving drawing approval in connection with a plurality of approval servers,
a drawing collection unit that collects drawings related to design;
a database unit storing drawings collected by the drawing collection unit;
a blockchain management unit that forms a blockchain network with the plurality of approval servers and generates encrypted blockchain data including the drawing;
a communication unit that transmits the blockchain data to at least one of the plurality of approval servers and receives blockchain data containing inspection information for the drawing from at least one of the plurality of approval servers; and
When the received blockchain data is analyzed and a point is identified in the drawing, the data for the point is classified and analyzed by type and reflected in a preset mapping table, using the data analyzed for the point, A control unit that codes and reflects a risk state level that can recognize the importance of each point by assigning a higher level to the point of importance for each point in the mapping table; and
It includes an information provision unit that shares the mapping table with a person authorized to access it,
The blockchain data generated by the blockchain management unit includes a new drawing block in which the drawing is stored, and whenever a point is made about the drawing or a revised drawing reflecting the point is generated, the new drawing is The block additionally includes a change block in which data for points or revised drawings is stored,
A drawing approval platform that can ensure the reliability of drawing approval by preventing forgery or falsification of data by sharing the encrypted blockchain data with the plurality of approval servers through the blockchain network.
According to clause 1,
The control unit,
When a point is confirmed in the drawing, the data for the point is classified into data in the form of text or image in the drawing and data in the form of an electronic document, and the classified data is analyzed and reflected in the mapping table. Drawing approval platform.
According to clause 2,
The control unit,
A drawing approval platform that includes an artificial intelligence identification unit, identifies and recognizes text and images from data in the form of text or images in the drawing through the artificial intelligence identification unit, and reflects the recognized information in the mapping table.
delete delete delete In the drawing approval method, which uses a drawing approval platform including a drawing collection unit, a database unit, a blockchain management unit, a communication unit, a control unit, and an information provision unit, and performs a procedure for receiving drawing approval in connection with a plurality of approval servers,
collecting drawings related to design from the drawing collection unit and storing them in the database unit;
Forming a blockchain network with the plurality of approval servers through the communication unit in the blockchain management unit, encrypting the drawing stored in the database unit, and generating blockchain data of a new drawing block;
Through the communication unit, providing the blockchain data to at least one of the plurality of approval servers, and receiving blockchain data to which a change block for inspection information for the drawing is added from at least one of the plurality of approval servers. step;
Analyzing the inspection information stored in the change block of the received blockchain data at the control unit to check whether there are any points in the drawing;
When the control unit confirms a point regarding the drawing, classifying and analyzing data regarding the point by type and reflecting the data in a preset mapping table;
sharing the mapping table with a person authorized to access the information provision unit;
Adding, in the blockchain management unit, a change block for a revised drawing in which the points are reflected according to the mapping table to the blockchain data; and
Comprising the step of providing blockchain data including the new drawing block and the added change block to the plurality of approval servers through the communication unit,
A drawing approval method that can ensure the reliability of drawing approval by preventing forgery or falsification of data by sharing the encrypted blockchain data with the plurality of approval servers through the blockchain network.
According to clause 7,
The step of classifying and analyzing the data for the above points by type and reflecting them in the preset mapping table is,
Data regarding the above points are classified into data in the form of text or images in drawings and data in the form of electronic documents.
A drawing approval method comprising recognizing the data in the form of text or an image in the drawing by identifying the text and image using an artificial intelligence identification unit, and recognizing the data in the form of an electronic document as the document text.
delete

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