Method and device for creating and managing surveying and mapping information model of water transportation engineering

Abstract

The invention relates to a method and a device for creating and managing a water transport engineering surveying and mapping information model, and belongs to the technical field of water transport engineering.The method comprises the following steps: classifying water transport engineering surveying and mapping information models: classifying the water transport engineering surveying and mapping information models step by step to obtain target categories of the water transport engineering surveying and mapping information models at all levels; designing codes of a water transportation engineering surveying and mapping information model: determining target codes of each target category, and endowing the target codes to the water transportation engineering surveying and mapping information model; and finally, creating and managing the water transportation engineering surveying and mapping information model in the BIM application based on the model coding. The water transport engineering surveying and mapping information model is clear in organizational structure, coding hierarchical relation and coding structure, layered creation and management of the water transport engineering surveying and mapping information model in the BIM are facilitated, the water transport engineering surveying and mapping information model can serve as a basis for standard compiling of the water transport engineering surveying and mapping information model, and use of the water transport engineering surveying and mapping information model in the BIM is standardized.

Description

Technical Field

[0001] The present invention relates to the technical field of water transportation engineering, and particularly relates to a method and device for creating and managing a water transportation engineering surveying and mapping information model. Background Art

[0002] The water transportation engineering surveying and mapping information model is a digital surveying and mapping expression reflecting the physical and functional characteristics of terrain and ground features, and is the basis for the whole process of water transportation engineering survey, design, construction, and operation and maintenance. The water transportation engineering surveying and mapping information model can visually display the terrain and ground features to water transportation engineering technicians, facilitating the engineering technicians to accurately understand the project status, carry out project design, construction, operation and maintenance and other series of work, and reducing project risks.

[0003] The water transportation engineering surveying and mapping information model plays an important role in the application of Building Information Modeling (BIM). It is the basis for realizing the creation and management of the water transportation engineering surveying and mapping information model, data exchange and collaborative work. By unifying the organizational structure and coding system of the water transportation engineering surveying and mapping information model, a unique identifier can be assigned to each information model in the BIM model application, thus supporting the standardized, refined and intelligent management of the information model.

[0004] However, the existing BIM technology has a technical blank in the creation and management of the water transportation engineering surveying and mapping information model, which is not conducive to the creation and management of the water transportation engineering surveying and mapping information model. Summary of the Invention

[0005] In view of this, it is necessary to provide a method and device for creating and managing a water transportation engineering surveying and mapping information model to solve the technical blank in the creation and management of the water transportation engineering surveying and mapping information model by the existing BIM technology, which is not conducive to the management of the water transportation engineering surveying and mapping information model.

[0006] To solve the above problems, in the first aspect, the present invention provides a method for creating and managing a water transportation engineering surveying and mapping information model, including: Classify the water transportation engineering surveying and mapping information model step by step according to the designed organizational structure to obtain the target categories at all levels of the water transportation engineering surveying and mapping information model; the step-by-step classification structure is: an organizational structure classified according to model category, model element, element category included in the element, and element. Determine the target codes of each of the target categories according to the preset category codes, and splice the target codes to obtain the water transportation engineering surveying and mapping information model code. Create and manage the water transportation engineering surveying and mapping information model in BIM based on the water transportation engineering surveying and mapping information model code.

[0007] In a possible implementation, the model categories include a terrain information model and a ground feature information model.

[0008] In a possible implementation, when the model category is the terrain information model, the model elements include: a land terrain information model and a water area terrain information model; when the model category is the ground feature information model, the model elements include: a traffic element information model, a water system element information model, a pipeline element information model, a building element information model, a vegetation element information model, and other element information models.

[0009] In a possible implementation, when the model element is a land terrain information model or a water area terrain information model, the categories of the elements include: points, lines, surfaces, and solids.

[0010] In a possible implementation, when the model element is a traffic element information model, the categories of the elements include: water transportation and affiliated facilities, rail transit and affiliated facilities, roads and affiliated facilities, and bridges and affiliated facilities; when the model element is a water system element information model, the categories of the elements include: oceans and affiliates, rivers and affiliates, lakes and affiliates, reservoirs and ponds and affiliates, ditches and affiliates, and independent water systems; when the model element is a pipeline element information model, the categories of the elements include: above-ground pipelines and affiliates, underground pipelines and affiliates; when the model element is a building element information model, the categories of the elements include: residential buildings, industrial buildings, agricultural buildings, public buildings, and other buildings; when the model element is a vegetation element information model, the categories of the elements include: forest land, agricultural land, grassland, and other vegetation.

[0011] In a possible implementation, the step of splicing the target codes to obtain the water transportation engineering surveying and mapping information model code includes: Splice the target codes, and when the number of digits of the spliced code is less than the preset number of digits, make up the number of digits of the spliced code by padding with zeros to obtain the water transportation engineering surveying and mapping information model code.

[0012] In a possible implementation, the step of splicing the target codes includes: Insert a connection symbol between the target codes to splice the target codes.

[0013] In a second aspect, the present invention also provides a device for creating and managing a water transportation engineering surveying and mapping information model, including: A model classification module, which is used to classify the water transportation engineering surveying and mapping information model according to the designed organizational structure to obtain the target categories at all levels of the water transportation engineering surveying and mapping information model; the hierarchical classification structure is: a structure classified according to model categories, model elements, the categories of elements included in the elements, and elements. A model coding design module, which is used to determine the target codes of each of the target categories according to the preset category codes, and splice the target codes to obtain the water transportation engineering surveying and mapping information model code. A model creation and management module, which is used to create and manage the water transportation engineering surveying and mapping information model in BIM based on the water transportation engineering surveying and mapping information model code.

[0014] In a third aspect, the present invention also provides an electronic device, including a memory and a processor, wherein the memory is used to store a program; the processor is coupled to the memory and is used to execute the program stored in the memory to implement the steps in the method for creating and managing the water transportation engineering surveying and mapping information model described in any one of the above.

[0015] In a fourth aspect, the present invention also provides a computer-readable storage medium, which is used to store a computer-readable program, and when the program or instruction is executed by a processor, it can implement the steps in the method for creating and managing the water transportation engineering surveying and mapping information model described in any one of the above.

[0016] The beneficial effects of the present invention are as follows: First, the present invention classifies the water transportation engineering surveying and mapping information model hierarchically according to the designed organizational structure, and the hierarchical relationship of the classification results is clear. The organizational structure is: a structure classified according to model categories, model elements, the categories of elements included in the elements, and elements, and the attributes of the classification results at all levels are clear. Secondly, according to the preset category codes and the target categories at all levels of the water transportation engineering surveying and mapping information model obtained by hierarchical classification, the target codes of each target category are determined, and the target codes are spliced to obtain the water transportation engineering surveying and mapping information model code. The hierarchical relationship and coding structure of this model code are clear, the corresponding attribute information of each layer is clear, it has readability, and it can provide a standard for the coding of the water transportation engineering surveying and mapping information model. Finally, based on this water transportation engineering surveying and mapping information model code, the water transportation engineering surveying and mapping information model in BIM is created and managed, which is convenient for management operations such as application, query, or hierarchical management of the water transportation engineering surveying and mapping information model in BIM. Description of the Drawings

[0017] To more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings required for the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those skilled in the art, without creative efforts, other accompanying drawings can be obtained based on these drawings.

[0018] Figure 1 It is a schematic flowchart of an embodiment of the method for creating and managing the hydrotransport engineering surveying and mapping information model provided by the present invention; Figure 2 It is a schematic diagram of the organizational structure of a hydrotransport engineering surveying and mapping information model provided by the present invention; Figure 3 It is a schematic structural diagram of an embodiment of the device for creating and managing the hydrotransport engineering surveying and mapping information model provided by the present invention; Figure 4 It is a schematic structural diagram of an embodiment of the model creation and management module provided by the present invention. Detailed implementation manners

[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present invention.

[0020] In the description of the embodiments of the present invention, unless otherwise specified, "a plurality of" means two or more. In the embodiments of the present invention, the "first", "second", etc. involved are used to distinguish similar objects, rather than to describe a specific order or sequence, nor to indicate or imply their relative importance or implicitly indicate the quantity of the indicated technical features. It should be understood that such data can be interchanged under appropriate circumstances so that the embodiments of the present application can be implemented in an order other than those illustrated or described herein, and the objects distinguished by the "first", "second", etc. are usually of the same category, and the number of objects is not limited. For example, the first object can be one or more.

[0021] Referring to

[0022] Refer to Figure 1, showing a schematic flowchart of an embodiment of the water transportation engineering surveying and mapping information model management method provided by the present invention. The method includes: S101, classify the water transportation engineering surveying and mapping information model level by level according to the designed organizational structure to obtain the target categories at each level of the water transportation engineering surveying and mapping information model; the organizational structure is: an organizational structure classified according to model category, model element, element category, and element.

[0023] The water transportation engineering surveying and mapping information model creation and management method provided in this embodiment can be applied to a water transportation engineering surveying and mapping information model creation and management system. The water transportation engineering surveying and mapping information model creation and management system can be a software system running on a terminal device. The terminal device can be a tablet computer, an augmented reality (AR) / virtual reality (VR) device, a notebook computer, an ultra-mobile personal computer (UMPC), a netbook, a personal digital assistant (PDA), a mobile phone, or other terminal devices. This embodiment does not impose any restrictions on the specific type of the terminal device.

[0024] After obtaining the name of the unencoded water transportation engineering surveying and mapping information model, the water transportation engineering surveying and mapping information model creation and management system can implement the process of encoding the unencoded water transportation engineering surveying and mapping information model through this embodiment, and after obtaining the name of the encoded water transportation engineering surveying and mapping information model, it can implement the automated management process of the encoded water transportation engineering surveying and mapping information model through this embodiment.

[0025] The hierarchical classification structure includes four levels of classification, which are model category, model element, element category classification, and element classification in sequence. The unencoded water transportation engineering surveying and mapping information model can be classified level by level according to this four-level classification structure to obtain the target categories at each level of the water transportation engineering surveying and mapping information model.

[0026] Among them, the model element is the basic component in the water transportation engineering surveying and mapping information model, representing the entity or functional unit in the water transportation engineering surveying and mapping project. Each model element is composed of multiple elements, and these elements describe the detailed information and attributes of the element.

[0027] S102, determine the target codes of each target category according to the preset category codes, and splice the target codes to obtain the water transportation engineering surveying and mapping information model code.

[0028] The model categories, model elements, element categories and the corresponding codes of the elements can be preset. Then, after obtaining the target categories of the water transport engineering surveying and mapping information model at all levels, the target codes corresponding to the target categories can be determined according to the preset category codes, and the target codes can be sequentially spliced ​​to obtain the water transport engineering surveying and mapping information model codes.

[0029] S103, creating and managing the water transport engineering surveying and mapping information model in BIM based on the water transport engineering surveying and mapping information model coding.

[0030] After the water transport engineering surveying and mapping information model codes are classified and coded according to the designed organizational structure, the water transport engineering surveying and mapping information model in BIM can be created and managed through the code. For example, the water transport engineering surveying and mapping information model can be created by inputting the code, the attribute information of the water transport engineering surveying and mapping information model can be queried through the code, the number of water transport engineering surveying and mapping information models at each level can be counted through the hierarchical structure of the code, or the water transport engineering surveying and mapping information models at each level can be scheduled. More specifically, for example, the water transport engineering surveying and mapping information models belonging to the same element category can be uniformly scheduled through the codes corresponding to the element categories.

[0031] The embodiment of the present invention first classifies the water transport engineering surveying and mapping information model level by level according to the designed organizational structure, and the hierarchical relationship of the classification results is clear. The organizational structure is: a structure for classification according to model categories, model elements, element categories and elements, and the attributes of the classification results at each level are clear. Secondly, according to the preset category code and the target categories of the water transport engineering surveying and mapping information model at each level obtained by level by level classification, the target code of each target category is determined, and each target code is spliced ​​to obtain the water transport engineering surveying and mapping information model code. The model code has a clear hierarchical relationship and coding structure, and the attribute information corresponding to each layer is clear and easy to read, and can be used as a standard code for the water transport engineering surveying and mapping information model. Finally, the water transport engineering surveying and mapping information model is created and managed based on the model code, which can facilitate the use of the water transport engineering surveying and mapping information model in BIM.

[0032] In some embodiments of the present invention, the method for creating and managing a water transport engineering surveying and mapping information model further includes: obtaining a newly imported water transport engineering surveying and mapping information model, which has its own code; detecting whether the code of the water transport engineering surveying and mapping information model conforms to the coding rules of the present invention; if not, adding and updating the code of the water transport engineering surveying and mapping information model according to the coding rules of the present invention. Through the embodiments of the present invention, the coding of the water transport engineering surveying and mapping information model can be unified and standardized, thereby facilitating the management of the water transport engineering surveying and mapping information model based on the model code.

[0033] In some embodiments of the present invention, the model categories include terrain information models and object information models.

[0034] In some embodiments of the present invention, when the model category is a terrain information model, the model elements include: a land terrain information model and a water area terrain information model; when the model element is a land terrain information model or a water area terrain information model, the categories of elements include: points, lines, surfaces, and volumes. Under the categories of points, lines, surfaces, and volumes, there are several elements, such as land terrain elevation points, land contour lines, land terrain surfaces, land terrain volumes, and so on.

[0035] In some embodiments of the present invention, when the model category is a ground feature information model, the model elements include: a traffic element information model, a water system element information model, a pipeline element information model, a building element information model, a vegetation element information model, and other element information models.

[0036] In some embodiments of the present invention, when the model element is a traffic element information model, the categories of elements include: water transportation and affiliated facilities, rail transit and affiliated facilities, roads and affiliated facilities, and bridges and affiliated facilities. Under the above categories of elements, there are several elements. For example, under the category of water transportation and affiliated facilities elements, there are elements such as waterways, docks, and so on; under the category of rail transit and affiliated facilities elements, there are elements such as railways, light rails, and so on. And so on.

[0037] In some embodiments of the present invention, when the model element is a water system element information model, the categories of elements include: the ocean and its affiliates, rivers and their affiliates, lakes and their affiliates, reservoirs and ponds and their affiliates, ditches and their affiliates, independent water systems, etc. Under the above categories of elements, there are several elements. For example, under the category of the ocean and its affiliates elements, there are several elements such as the coastline, submerged reefs, etc.; under the category of rivers and their affiliates elements, there are several elements such as the shoreline, drainage sluices, and so on. And so on.

[0038] In some embodiments of the present invention, when the model element is a pipeline element information model, the categories of elements include: above-ground pipelines and their affiliates, underground pipelines and their affiliates. Under the above categories of elements, there are several elements. For example, under the category of above-ground pipelines and their affiliates elements, there are several elements such as above-ground power lines, above-ground communication lines, and so on. And so on.

[0039] In some embodiments of the present invention, when the model element is a building element information model, the categories of elements include: residential buildings, industrial buildings, agricultural buildings, public buildings, and other buildings. Under the above categories of elements, there are several elements. For example, under the category of residential building elements, there are elements such as houses, hanging buildings, and so on; under the category of industrial building elements, there are elements such as factories, yards, and so on. And so on.

[0040] In some embodiments of the present invention, when the model element is a vegetation element information model, the categories of elements include: forest land, agricultural land, grassland, and other vegetation. Under the above element categories, there are several elements. For example, under the forest land element category, there are elements such as economic forest and shrub forest; under the agricultural land element category, there are elements such as dry land and paddy field. And so on.

[0041] In some embodiments of the present invention, when the model element is other element information models, the categories of elements include: boundaries, survey control points, independent features, etc. Under the above element categories, there are several elements. For example, under the boundary element category, there are elements such as national boundaries and land boundaries; under the survey control point element category, there are elements such as plane control points and elevation control points. Under other element information models, there are other element categories that do not belong to the above element information models. And so on.

[0042] In some embodiments of the present invention, when creating a water transportation project surveying and mapping information model, the basic information of the model needs to be assigned to the corresponding model elements. The basic information includes geometric information and non-geometric information. The main contents of geometric information include position, shape, size, height, etc. The non-geometric information mainly includes name, ownership, time, quantity, function, measurement reference, etc.

[0043] Table 1 Basic Information Table of Water Transportation Project Surveying and Mapping Information Model

[0044] Referring to Table 1, a schematic table of the basic information of a water transportation project surveying and mapping information model provided by the present invention is shown. Information such as the position, shape, size, length, height, etc. of the model in the water transportation project surveying and mapping information model belongs to geometric information; other information other than the non-geometric information of the model in the water transportation project surveying and mapping information model, such as point number, measurement reference, measurement time, name, ownership, scope, construction time, function, characteristics, etc. belongs to non-geometric information. The content of the basic information of the water transportation project surveying and mapping information model can be increased or decreased according to the actual use of the information model.

[0045] In some embodiments of the present invention, S102 may include: splicing the target code, and when the number of digits of the spliced code is less than the preset number of digits, making up the number of digits of the spliced code by padding with zeros to obtain the water transportation project surveying and mapping information model code.

[0046] For example, the code at each level can adopt a digital code, and the digital code adopts 01~99, so the code at each level includes 2 digits, and the preset number of digits can be 8 digits. When the water transportation project surveying and mapping information model to be coded is only classified to the second level, that is, the model element level, at this time, the spliced code has only 4 digits. At this time, 4 zeros can be added after the 4 digits to make up its number of digits to 8 digits.

[0047] In some embodiments of the present invention, the step of splicing the target codes may include: inserting a connection symbol between the target codes to splice the target codes.

[0048] The connection symbol may be ".", "-", etc., and the present invention does not limit the specific selection of the connection symbol.

[0049] Table 2 Terrain Information Model Classification and Coding Table

[0050] Referring to Table 2, a terrain information model classification and coding table provided by the present invention is shown. The classification of the terrain information model only reaches the first level, and the code at the first level is 01. Based on the zero-padding rule, the final code of the terrain information model is 01.00.00.00. The classification of the land terrain information model reaches the second level. Its code at the first level is 01, and the code at the second level is also 01. The codes are spliced through the connection symbol ".", and at the same time, its digits are supplemented based on the zero-padding rule, and the final code of the land terrain information model is obtained as 01.01.00.00. The classification of the land elevation points can reach the fourth level, and its classification at each level is 01. The codes at each level are spliced to obtain the final code of the land elevation points as 01.01.01.01. The model elements, element categories, and element codes under the terrain information model can be analogized accordingly as described above.

[0051] The classification and coding of the feature information model of the present invention are shown in Table 3. The classification of the feature information model only reaches the first level, and the code at the first level is 02. Based on the zero-padding rule, the final code of the terrain information model is 02.00.00.00. The classification of the traffic element information model reaches the second level. Its code at the first level is 02, and the code at the second level is 01. The codes are spliced through the connection symbol ".", and at the same time, its digits are supplemented based on the zero-padding rule, and the final code of the traffic element information model is obtained as 02.01.00.00. The classification of the waterway can reach the fourth level, and its classification at each level is 02, 01, 01, 01 in sequence. The codes at each level are spliced to obtain the final code of the land elevation points as 02.01.01.01. The model elements, element categories, and element codes under the feature information model can be analogized accordingly as described above.

[0052] Table 3 Feature Information Model Classification and Coding Table

[0053] Referring to Figure 3 , a structural schematic diagram of an embodiment of the device for creating and managing the hydrographic engineering surveying and mapping information model provided by the present invention is shown. The device 300 includes: The model classification module 301 is used to classify the water transportation engineering surveying and mapping information model according to the designed organizational structure to obtain the target categories at all levels of the water transportation engineering surveying and mapping information model; the organizational structure is: model category, model element, element category, and element. The model coding design module 302 is used to determine the target codes of each of the target categories according to the preset category codes, and splice the target codes to obtain the water transportation engineering surveying and mapping information model code. The model creation and management module 303 is used to create and manage the water transportation engineering surveying and mapping information model in BIM based on the water transportation engineering surveying and mapping information model code.

[0054] It should be noted that: the implementation principle or implementation process of the above modules can refer to the embodiments of the above-mentioned water transportation engineering surveying and mapping information model creation and management method, and will not be elaborated here one by one.

[0055] Refer to Figure 4 , which shows a structural schematic diagram of an embodiment of the model creation and management module provided by the present invention. The model creation and management module 303 includes a water transportation engineering surveying and mapping information model creation sub-module 3031 and a water transportation engineering surveying and mapping information model management sub-module 3032.

[0056] In one embodiment, the present invention also provides an electronic device, including a memory and a processor. A computer program is stored on the memory, and when the computer program is executed by the processor, the steps of any of the above-mentioned water transportation engineering surveying and mapping information model creation and management methods are implemented.

[0057] In some embodiments, the processor may be a central processing unit (CPU), a microprocessor, or other data processing chips, and is used to run the program code stored in the memory or process data, such as the water transportation engineering surveying and mapping information model creation and management method in the present invention.

[0058] In some embodiments, the memory may be an internal storage unit of the electronic device, such as the hard disk or memory of the electronic device. In other embodiments, the memory may also be an external storage device of the electronic device, such as a plug-in hard disk, a smart media card (SMC), a secure digital (SD) card, a flash card, etc. equipped on the electronic device.

[0059] In one embodiment, the present invention further provides a computer-readable storage medium, on which a computer program is stored. When the computer program is executed by the processor, the steps of any one of the above-mentioned methods for creating and managing a water transportation engineering surveying and mapping information model are implemented.

[0060] Those skilled in the art can understand that all or part of the processes for implementing the methods of the above embodiments can be completed by instructing relevant hardware through a computer program, and the program can be stored in a computer-readable storage medium. Among them, the computer-readable storage medium is a magnetic disk, an optical disk, a read-only memory, or a random access memory, etc.

[0061] As mentioned above, the above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present invention should be covered by the protection scope of the present invention.

Claims

1. A method for creating and managing a water transport engineering surveying and mapping information model, characterized in that: include: According to the designed organizational structure, the water transport engineering surveying and mapping information model is classified level by level to obtain the target categories of the water transport engineering surveying and mapping information model at each level; The organizational structure is: a structure that classifies according to model categories, model elements, categories of elements contained in elements, and elements; According to the preset category code, determine the target code of each target category, and splice the target codes to obtain the water transport engineering surveying and mapping information model code; The water transport engineering surveying and mapping information model in BIM is created and managed based on the water transport engineering surveying and mapping information model coding.

2. The method for creating and managing a water transport engineering surveying and mapping information model according to claim 1, characterized in that: The model categories include terrain information models and ground object information models.

3. The method for creating and managing a water transport engineering surveying and mapping information model according to claim 2, characterized in that: When the model category is the terrain information model, the model elements include: land terrain information model and water terrain information model; when the model category is the land feature information model, the model elements include: traffic element information model, water system element information model, pipeline element information model, building element information model, vegetation element information model, and other element information models.

4. The method for creating and managing a water transport engineering surveying and mapping information model according to claim 3, characterized in that: When the model element is a land terrain information model or a water terrain information model, the categories of the element include: point, line, surface and body.

5. The method for creating and managing a water transport engineering surveying and mapping information model according to claim 3, characterized in that: When the model element is a transportation element information model, the categories of the elements include: water transport and ancillary facilities, rail transit and ancillary facilities, roads and ancillary facilities, and bridges and ancillary facilities; when the model element is a water system element information model, the categories of the elements include: oceans and ancillary facilities, rivers and ancillary facilities, lakes and ancillary facilities, reservoirs, ponds and ancillary facilities, ditches and ancillary facilities, and independent water systems; when the model element is a pipeline element information model, the categories of the elements include: underground pipelines and ancillary facilities, and above-ground pipelines and ancillary facilities; when the model element is a building element information model, the categories of the elements include: residential buildings, industrial buildings, agricultural buildings, public buildings, and other buildings; when the model element is a vegetation element information model, the categories of the elements include: woodlands, agricultural land, grasslands, and other vegetation.

6. The method for creating and managing a water transport engineering surveying and mapping information model according to claim 1, characterized in that: The step of splicing the target codes to obtain the water transport engineering surveying and mapping information model code includes: The target codes are spliced, and when the number of bits of the spliced ​​codes is less than the preset number of bits, the number of bits of the spliced ​​codes is supplemented by filling with zeros to obtain the water transport engineering surveying and mapping information model code.

7. The method for creating and managing a water transport engineering surveying and mapping information model according to claim 1, characterized in that: The step of splicing the target codes comprises: The target codes are concatenated by inserting a connection symbol between the target codes.

8. A device for creating and managing a water transport engineering surveying and mapping information model, characterized in that: include: A model classification module is used to classify the water transport engineering surveying and mapping information model level by level according to the designed organizational structure to obtain the target categories of the water transport engineering surveying and mapping information model at each level; The organizational structure is: a structure that is classified according to model categories, model elements, element categories contained in elements, and elements; A model coding design module is used to determine the target codes of each target category according to a preset category code, and to splice the target codes to obtain the water transport engineering surveying and mapping information model code; The model creation and management module is used to create and manage the water transport engineering surveying and mapping information model in BIM based on the water transport engineering surveying and mapping information model coding.

9. An electronic device, characterized in that: comprising a memory and a processor, wherein: The memory is used to store programs; The processor is coupled to the memory and is used to execute the program stored in the memory to implement the steps in the method for creating and managing a water transport engineering surveying and mapping information model as described in any one of claims 1 to 7 above.

10. A computer-readable storage medium, characterized in that: Used to store computer-readable programs, which, when executed by a processor, can implement the steps in the method for creating and managing a water transport engineering surveying and mapping information model as described in any one of claims 1 to 7.

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