CN109538237A - A kind of vcehicular tunnel design method based on OBM - Google Patents
A kind of vcehicular tunnel design method based on OBM Download PDFInfo
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- 238000013461 design Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000011435 rock Substances 0.000 claims abstract description 35
- 238000010276 construction Methods 0.000 claims abstract description 20
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 238000012876 topography Methods 0.000 claims abstract description 9
- 238000009966 trimming Methods 0.000 claims abstract description 9
- 238000005194 fractionation Methods 0.000 claims abstract description 6
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- 241001269238 Data Species 0.000 claims description 4
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- 238000009825 accumulation Methods 0.000 claims description 2
- 239000004568 cement Substances 0.000 claims description 2
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
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Abstract
The present invention relates to the vcehicular tunnel design methods based on OBM, it effectively solves to facilitate operation, improve design accuracy and modeling efficiency, the threedimensional model scale of construction of generation is small, the problem of easily meeting the fractionation and data preparation demand of construction in later period model, creation tunnel dimensional topography, three-dimensional geological model and tunnel surrounding divide；According to highway route design data tunneling three dimension pathline model；Tunnel cross section design is carried out, tunnel cross-section template library is created；It is arranged using the country rock pile No. that cloth cross-line carries out tunnel, establishes the main hole in tunnel, transverse passage-way, inclined shaft model；Establish tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model；Establish tunnel electromechanics, fire-fighting, inside and outside guarded drainage and traffic engineering model；Transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, the processing of garage's transverse passage-way sinking cable duct, and tunnel stops in emergency the modeling that broadens, and the combination of tunnel model and geological model models；Tunnel model splits and encodes to tunnel component.
Description
Technical field
The present invention relates to vcehicular tunnel BIM (Building Information Model；English Building Information Modeling
Abbreviation) technical information, it is especially a kind of to be based on OBM (bridge 3 d modeling software；The contracting of English OpenBridge Modeler
Write) vcehicular tunnel design method.
Background technique
Highway Construction Project management subtilizedization and informationization in recent years, this can not only bring benefit, can more promote
Carry out the technology development of industry.BIM technology is applied in Highway Tunnel Construction, to construction management since the design end of early period, then
To the operation management of project later period vcehicular tunnel, good effect will be all generated, so the tunnel BIM technology requirement to the design phase
It is higher and higher.
In the related technology, conventional road tunnel is two-dimensional design, and due to artificial or other technologies factor, design data is easy
There is mistake and be not easy to find, it is difficult to find early period and correct in the project implementation, such as the absolute altitude and the gradient in tunnel transverse passage-way table
Easily there is mistake in data, and BIM technology is used to carry out three dimensional design, transverse passage-way highway route design be just able to verify that early period discovery this
Whether a little design datas are correct, and modify to improve designing quality in time.
The design method of creation vcehicular tunnel at present, generally uses Revit software, when carrying out vcehicular tunnel three dimensional design,
Need to build 3 d modeling software with software Dynamo() it is used cooperatively, operating procedure is more, and the data of preparation are more, the model of creation
The scale of construction is big, causes smooth not loading in project management platform and operation management platform.
Summary of the invention
For above situation, for the defect for overcoming the prior art, the purpose of the present invention is just to provide a kind of public affairs based on OBM
Road Tunnel Design method can be solved effectively to facilitate operation, improve design accuracy and modeling efficiency, the threedimensional model scale of construction of generation
It is small, and the problem of the fractionation and data preparation demand of the construction in later period model that is content with very little.
The technical solution that the present invention solves is a kind of vcehicular tunnel design method based on OBM, comprising the following steps:
(1), tunnel dimensional topography, three-dimensional geological model are created and carries out tunnel surrounding division；
(2), tunnel three dimension pathline model is established according to highway route design data (data), includes tunnel main line, transverse passage-way, inclined shaft three
Tie up route model；
(3), tunnel cross section design is carried out, tunnel cross-section template library, characterizing definition library file are created；
(4), it is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel, is loaded into cross-section face die plate and establishes the main hole in tunnel, horizontal logical
Road, inclined shaft model；
(5), tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model are established；
(6), tunnel electromechanical facility, fire water-supply, inside and outside guarded drainage and traffic engineering model are established；
(7), transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, and garage's transverse passage-way sinks electricity
The processing of cable ditch, tunnel stop in emergency the modeling that broadens, and the combination of tunnel model and geological model models；
(8), tunnel model splits and encodes to tunnel component.
The present invention can be improved design accuracy and modeling efficiency with swift to operate using facilitating compared with Revit software, raw
At the threedimensional model scale of construction it is small, and the fractionation and data preparation demand for the construction in later period model that is content with very little realizes highway tunnel
The whole process practice of road BIM design, meets the requirement of tunnel high-precision model, applies and encode in conjunction with statistical engineering amount, realization is set
The unification of information and model is counted, technology is provided and is carried for the construction management platform of combining geographic information system and tunnel operation management
Body is the innovation on vcehicular tunnel, there is significant economic and social benefit.
Detailed description of the invention
Fig. 1 is the frame diagram of the method for the present invention.
Specific embodiment
It elaborates below in conjunction with attached drawing and concrete condition to a specific embodiment of the invention.
As shown in Figure 1, a kind of vcehicular tunnel design method based on BIM of the present invention in specific implementation can be by following step
Suddenly it provides:
(1), tunnel dimensional topography, three-dimensional geological model are created and carries out tunnel surrounding division:
It creates tunnel dimensional topography: being flown according to unmanned plane boat and the data mapping data topographic map and image of laser radar aerial survey provide
Material is filtered and is extracted by element contour, establishes complete area landform surface model；
Create three-dimensional geological model: the geologic data provided according to geology exploring equipment establishes borehole data input database
Rock stratum column model generates different rock-layers face by identical rock stratum and works scope limit, tunnel construction sections different rock-layers face is cut
The landform physical model for cutting thickening, establishes different model of geological structure body, and assigns different geological formations attribute datas respectively, establishes item
Mesh geologic information model data；Base area surveys data, design specification, general route design data and carries out tunnel surrounding division；
It (2), include tunnel main line, transverse passage-way, inclined shaft three dimension pathline according to highway route design data tunneling three dimension pathline model
Model；
According to master-plan file, highway route design data are imported, generate tunnel route main line three dimensional file, wherein not including flat vertical
The tunnel route of data has transverse passage-way and inclined shaft, need to be in software OBM (bridge 3 d modeling software；English OpenBridge
The abbreviation of Modeler) according to planar line position and the customized addition of longitudinal data, draw planar line and editor's profile grade
And absolute altitude, it establishes tunnel three dimension pathline and designs a model；
(3), tunnel cross section design is carried out, creates tunnel cross-section template library, characterizing definition library file:
Carry out tunnel cross section design: creation tunnel cross-section template library refers to according to different surrounding rock section, according to design drawing, extracts
Component outer profile lines realize template construct as sealing surface；Line and design altitude are set by the way that template fiducial point is unified for survey
The horizontal line intersection point of point stretches setting-out datum mark as template；Rule is split according to tunnel component, names each cross section respectively
Different component, different stick elements be connected as closed section and save using lines combination, establish all classes of Tunnel Project
Type cross section template library；Template library includes main hole, four class of transverse passage-way, inclined shaft and spliced body；For carrying out the processing that broadens
Component adds state modulator point in a template, adds the constraint relationship, establishes band parameter control template；
Create characterizing definition library: by newly built tunnels feature under file corresponding in java standard library, including new build-up layers name, color, material
Feature and filling picture, grade strength information, complete the characterizing definition library file of Self-defining Structure；
(4), it is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel, is loaded into cross-section face die plate and establishes the main hole in tunnel, horizontal logical
Road, inclined shaft model:
It is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel: in software OBM (bridge 3 d modeling software；English
The abbreviation of OpenBridge Modeler) in grassroot project file, activate target route, using cloth cross-line tool arrange sandhog
Journey different surrounding rock pile No.；
It is loaded into cross-section face die plate and establishes the main hole in tunnel, transverse passage-way, inclined shaft model: the cross-section face die plate of selection target mileage section,
The route in actual tunnel model is corresponded to by positioning cross section datum mark in template to realize Template Location, and selected member
Corresponding characterizing definition selects the addition of material and other information, establishes tunnel component model, includes main hole component, transverse passage-way
Component, inclined shaft component and spliced body component；
(5), tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model are established:
Establish tunnel portal, Tunnel slope Protection Model: hole slope protection geologic body use after different side slope face structure bodies with Geological Model
Type carries out Boolean calculation and takes difference set, obtains hole slope protection model, tunnel portal model is established according to portal design drawing, in conjunction with tunnel
Road main line and landform, geological model place portal, Tunnel slope Protection Model；
It is, when there is intersection lap between two physical models, to remove intersection lap that the Boolean calculation, which takes difference set,
Two remaining parts of physical model are left, as Boolean calculation takes difference set:
Reinforcing bar, steelframe, tunnel bolt model: according to design drawing and tunnel three dimension pathline model, different surrounding rock section is established respectively
Reinforcing bar unit, steelframe unit, Rockbolt element make Tunnel Project cell library, pile No. position are selected after call unit, in tunnel mould
It is placed in type；
(6), tunnel electromechanical facility, fire water-supply, inside and outside guarded drainage and Traffic Engineering model are established:
Two class models are constructed, the first kind is that department pattern is made as separate unit, and new unit datum mark is arranged with the main hole in tunnel
Component cross section datum mark is identical, along path direction select starting pile No., setting unit spacing, establish electromechanical facility, fire-fighting to
Water, inside and outside guarded drainage and traffic engineering lateral cell model；Second class is to establish pipeline-like cross-section face die plate, stretches and puts along path
Sample establishes longitudinal electromechanical model；
(7), transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, and garage's transverse passage-way sinks electricity
The processing of cable ditch, tunnel stop in emergency the modeling that broadens, and the combination of tunnel model and geological model models:
Transverse passage-way and the trimming modeling of main hole model refer to that establishing main hole Internal periphery entity section and transverse passage-way model carries out Boolean calculation；
Transverse passage-way punches modeling in main hole structure: referring to that establishing transverse passage-way outer profile entity section and main cavity portion component carries out cloth
Your operation completes main hole inner wall transverse passage-way and punches a modeling；
The processing of garage's transverse passage-way sinking cable duct, which refers to, establishes sunken regions physical model, keeps off comprising eight word cable duct structure of two sides
Plate and sinking cable trench cover structure, four part of sunken regions spliced body；It places cable duct structure and sinking cable channel cover plate is real
Sunken regions spliced body and cable duct structure and cover board are carried out Boolean calculation by body Model respectively, are completed garage's transverse passage-way and are sunk
Cable duct model treatment；
Tunnel stop in emergency broaden modeling refer in conjunction in step (3) band the cross-section face die plate of state modulator, pass through control parameter
Point linkage, setting control point level and longitudinal parameter, at state modulator interface, setting broadens or narrows to value, completes to stop in emergency
Band broadens or narrows Component Modeling；
The combination modeling of tunnel model and geological model refers to the main hole structure preliminary bracing outer wall in tunnel provided according to step (3)
Profile tunnel spliced body template, tunnel transverse passage-way structure preliminary bracing outer wall profile spliced body template, tunnel slope structure initial stage
Supporting outer wall profile spliced body template, implementation condition establish all preliminary bracing component outer profile entities in tunnel according to tunnel route
Entity and all geological models are carried out Boolean calculation, establish geologic body and tunnel excavation geologic body around tunnel respectively by model
Model；
(8), tunnel model splits and encodes to tunnel component:
Tunnel model fractionation refers to and splits tunnel model, splits tunnel model according to every linear meter(lin.m.), addition target pile No. section etc.
Away from cloth cross-line, tunnel component is split in the way of cutting entity, tunnel model is established and splits component；
Tunnel component is encoded: by the threedimensional model exploitation coding plug-in unit established to OBM software, each tunnel component being carried out
Engineering coding, editor and arrangement tunnel branch subitem title, are compiled in conjunction with different sections of country rock pile No. addition tunnel component attributes in advance
Code, is retained in structure attribute column, is transferred in management platform as unique component coding.
A kind of vcehicular tunnel design method based on BIM of the present invention can also be provided in specific implementation by following steps:
(1), tunnel dimensional topography, three-dimensional geological model are created and carries out tunnel surrounding division:
According to unmanned plane boat fly and laser radar aerial survey data mapping data topographic map and image data, utilize element filter function
The topographic contour and elevational point data element in aerophotogrammetry data can be extracted, by automatically extracting element near all elevational points,
Triangular facet is constituted with three first vegetarian refreshments, generates complete area landform surface model；
After completing relief model, according to the project geologic information that geology exploring equipment provides, by borehole data input database,
Rock stratum column model is established, different rock-layers face is generated by identical rock stratum and works scope limit, with tunnel construction sections different rock-layers face
The landform physical model of thickening is cut, different model of geological structure body is established, and assign different geological formations attribute informations respectively, builds
Data, design specification, general route design data are surveyed to carry out tunnel surrounding and draw in project verification mesh geologic information model data, base area
Point；
It (2), include tunnel main line, transverse passage-way, inclined shaft three dimension pathline according to highway route design data tunneling three dimension pathline model
Model:
According to the flat vertical data of the route of master-plan file generated, imports Three-dimensional Design Software and generate tunnel route main line three-dimensional mould
Type, wherein it is put down when the route main line and does not include transverse passage-way flat vertical data in tunnel in vertical data, when inclined shaft equals vertical data file,
It then needs to carry out customized addition according to planar line position and longitudinal data, draws planar line and editor's profile grade and absolute altitude,
Reactivation vertical section simultaneously saves project route file, establishes tunnel three dimension pathline model；
(3), tunnel cross section design is carried out, tunnel cross-section template library, characterizing definition library file are created；
According to different surrounding rock section, different cross-sectional views are imported into newly-built template file, template library file classification is divided into main hole, horizontal logical
Four class of road, inclined shaft and spliced body；
Wherein, main hole template library includes the main hole structural elements in tunnel, is gunite concrete template, two lining arch wall templates, two respectively
Serve as a contrast inverted arch template, left-side cable ditch template, right-side cable ditch template, left-side cable trench cover template, right-side cable operculum colpi template die
Plate, centre drain template, Central Drainage trench cover template, inverted arch backfill template, sub-surface template, cement and concrete pavement
Model is fitted up in layer template, road bituminous layers template, tunnel；
Transverse passage-way template library includes transverse passage-way gunite concrete template, transverse passage-way two serves as a contrast arch wall template, transverse passage-way inverted arch backfills mould
Plate, transverse passage-way road surface structare layer template；
Inclined shaft template library includes inclined shaft gunite concrete template, inclined shaft two lining arch wall template, inclined shaft road surface structare layer template；
Spliced body template includes main hole inner wall Internal periphery template, and main hole structure preliminary bracing outer wall contour mould, stop in emergency band
Inner wall Internal periphery template, people's row transverse passage-way outer profile template, garage's transverse passage-way outer profile template, inclined shaft preliminary bracing outer wall profile
Template；
It by reference to design drawing, extracts component outer profile lines and realizes template construct as sealing surface, by by template base
It is unified for the horizontal line intersection point surveyed and set line Yu design altitude point on schedule, setting-out datum mark is stretched as template, according to tunnel component
Rule is split, names the different component in each cross section respectively, different stick elements are connected as by closing using lines combination and are broken
Face simultaneously saves, and establishes Tunnel Project all types cross section template library；
Conventional tunnel template does not need addition state modulator point, it is characterised in that there is no variation shapes along tunnel path for tunnel structure
State, another tunnel component need to stop in emergency band starting point in tunnel and final position broadened or narrowed operation reach with
Design the requirement that is consistent, this class template has: stop in emergency take away datum mark distal end cable duct structure and cable channel cover plate template,
It stops in emergency all pavement structure templates of band, local parameter control point is added in the above-mentioned type template, control point is selected, adds
Addition of constraints relationship establishes the tunnel cross section template with state modulator；
By the material characterizing definition of component needed for Tunnel Engineering in material library file, specific material feature library file is opened,
Newly built tunnels feature under corresponding file in a standard, including new build-up layers name, color, material feature and filling picture, grade are strong
Information is spent, the characterizing definition library file of Self-defining Structure is completed；
Described establishes tunnel different surrounding rock cross section template library, resource library text of the characterizing definition library as enterprise's oneself accumulation
Part can be reused in the later period, and cooperation document management mode reduces BIM technology popularization and use cost, improve design effect
Rate realizes BIM technology value；
(4), it is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel, is loaded into cross-section face die plate and establishes the main hole in tunnel, horizontal logical
Road, inclined shaft model:
Grassroot project file activates tunnel route, arranges Tunnel Engineering different surrounding rock section pile No. using cloth cross-line tool, selects mesh
The tunnel cross section template of mileage section is marked, the road in actual tunnel model is corresponded to by positioning cross section datum mark in a template
Line realizes Template Location, and the corresponding characterizing definition of selected member realizes the addition of material and other information, establishes tunnel
Component model includes main hole component, transverse passage-way component, inclined shaft component and spliced body component；
(5), tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model are established:
According to design drawing and tunnel three dimension pathline model, different surrounding rock section reinforcing bar unit, steelframe unit, anchor pole list are established respectively
Member makes Tunnel Project cell library, selects pile No. position after call unit, and integrating tunnel model is placed, and hole shield is established
Hillside fields plastid carries out Boolean calculation with geological model using after different side slope face structure bodies, hole slope protection model is obtained, according to portal
Design drawing establishes tunnel portal model, connects tunnel main line and landform, geological model place portal, Tunnel slope protects mould
Type；
(6), tunnel electromechanical facility, fire water-supply, inside and outside guarded drainage and Traffic Engineering model are established:
Construction method has two classes, including department pattern is made as separate unit, and new unit datum mark is arranged with the main hole structure in tunnel
Part cross section datum mark is identical, along path direction select starting pile No., setting unit spacing, establish electromechanical facility, fire water-supply,
Inside and outside guarded drainage and traffic engineering lateral cell model；Second class is to establish pipeline-like cross-section face die plate, stretches setting-out along path
Establish longitudinal electromechanical model；
As the unit library file constructed in advance, including fan unit, gantry carrier unit, Tunnel Identifier signage units, desilting
Well unit, inspection shaft unit, transverse drainage pipe unit, lamp unit, reflective tape cell, transverse passage-way gate cell；Longitudinal facility packet
Gantry model, fire water-supply tube model, longitudinal drainage tube model are included, for according to practical vcehicular tunnel affiliated facility design parameter
Value, establishes tunnel affiliated facility model；
(7), transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, and garage's transverse passage-way sinks electricity
The processing of cable ditch, tunnel stop in emergency the modeling that broadens, and the combination of tunnel model and geological model models:
Tunnel model treatment of details includes position and processing method:
Transverse passage-way and main hole model are trimmed: establishing main hole Internal periphery entity section and transverse passage-way model carries out Boolean calculation and takes difference set；
It is, when there is intersection lap between two physical models, to remove intersection lap that the Boolean calculation, which takes difference set,
Two remaining parts of physical model are left, as Boolean calculation takes difference set:
Transverse passage-way punches modeling in main hole structure: establishing transverse passage-way outer profile entity section and main cavity portion component carries out boolean's fortune
It calculates, completes main hole inner wall transverse passage-way and punch modeling；
The processing of garage's transverse passage-way sinking cable duct: establishing sunken regions physical model, includes eight word cable duct structural baffles of two sides
With sinking cable trench cover structure, four part of sunken regions spliced body, cable duct structure and sinking cable channel cover plate entity are placed
Sunken regions spliced body and cable duct structure and cover board are carried out Boolean calculation by model respectively, complete garage's transverse passage-way sinking electricity
Cable ditch model treatment；
The tunnel 5 meters of section bands of terminus that stop in emergency broaden or narrow processing: utilizing the band cross-section face mould of state modulator in step (3)
Control point level and longitudinal parameter is arranged by control parameter point in plate, and at state modulator interface, setting broadens or narrow to value,
The foundation band that stops in emergency broadens or narrows component model；
Tunnel model is merged with geological model: the main hole structure preliminary bracing outer wall profile tunnel in tunnel provided according to step (3)
Road spliced body template, tunnel transverse passage-way structure preliminary bracing outer wall profile spliced body template, outside tunnel slope structure preliminary bracing
Wall profile spliced body template, implementation condition establish all preliminary bracing component outer profile physical models in tunnel according to tunnel route,
Entity and all geological models are subjected to Boolean calculation, establish geologic body and tunnel excavation model of geological structure body around tunnel respectively；
(8), tunnel model splits and encodes to tunnel component:
The BIM management platform of GIS-Geographic Information System is served in model application after the completion of tunnel model, including first by tunnel model
It splits, splits tunnel model according to every linear meter(lin.m.), wherein needing to add the equidistant cloth cross-line of target pile No. section, utilize cutting entity side
Formula splits tunnel component, establishes tunnel model and splits component；
By the threedimensional model exploitation coding plug-in unit established to OBM software, engineering coding is carried out to each tunnel component, is compiled in advance
Tunnel branch subitem title is collected and arranged, tunnel component attribute codings is added in conjunction with different sections of country rock pile No., is retained in component category
Property column in, as unique component coding be transferred to management platform in.
The present invention is applied and is tested on the spot, and effect is very good, compared with using Revit software, facilitates swift to operate, section
It makes an appointment 2 times or more, can be improved design accuracy and modeling efficiency, precision is up to 99%, and modeling efficiency improves 50% or more, generation
The threedimensional model scale of construction is small, and the 1/3 of the only former threedimensional model scale of construction, the fractionation and data preparation of the construction in later period that is content with very little model need
It asks.Tunnel Design problem is checked by three dimensional design, improves designing quality, construction problem caused by avoiding because of design；For information
Chemical industry journey is that practice requires, and provides a kind of clear logic based on BIM technology, and the three-dimensional tunnel design side of strong operability
Method can provide the model accuracy of observational construction Platform Requirements and the tunnel model of information coding；The tunnel mould of foundation
Plate library, characterizing definition library, unit library file can effectively improve tunnel BIM three dimensional design efficiency, the encoding tool through secondary development
Integrating tunnel model meets GIS constructing tunnel management platform and uses；The full three-dimension modeling process of vcehicular tunnel is run through, from first
The scattered data that begin to orderliness clearly design information, cover mapping, survey, route, tunnel, peace, electromechanical, later period handed over to apply
Work, operation management the Life cycle multistage.The processing and transmitting of multi-specialized cooperative information, help meet in existing design rank
While section actions, the implementation and management of more long period engineering project are taken into account, data is allowed to be able to efficiently transmit and utilize,
Great economic benefit is not only brought, the inherent value of BIM technology is more played, has a large promotion value, be that vcehicular tunnel is set
Innovation on meter has significant economic and social benefit.
Claims (3)
1. a kind of vcehicular tunnel design method based on BIM, which comprises the following steps:
(1), tunnel dimensional topography, three-dimensional geological model are created and carries out tunnel surrounding division；
It (2), include tunnel main line, transverse passage-way, inclined shaft three dimension pathline according to highway route design data tunneling three dimension pathline model
Model；
(3), tunnel cross section design is carried out, tunnel cross-section template library, characterizing definition library file are created；
(4), it is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel, is loaded into cross-section face die plate and establishes the main hole in tunnel, horizontal logical
Road, inclined shaft model；
(5), tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model are established；
(6), tunnel electromechanical facility, fire water-supply, inside and outside guarded drainage and traffic engineering model are established；
(7), transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, and garage's transverse passage-way sinks electricity
The processing of cable ditch, tunnel stop in emergency the modeling that broadens, and the combination of tunnel model and geological model models；
(8), tunnel model splits and encodes to tunnel component.
2. the vcehicular tunnel design method according to claim 1 based on BIM, which comprises the following steps:
(1), tunnel dimensional topography, three-dimensional geological model are created and carries out tunnel surrounding division:
It creates tunnel dimensional topography: being flown according to unmanned plane boat and the data mapping data topographic map and image of laser radar aerial survey provide
Material is filtered and is extracted by element contour, establishes complete area landform surface model；
Create three-dimensional geological model: the geologic data provided according to geology exploring equipment establishes borehole data input database
Rock stratum column model generates different rock-layers face by identical rock stratum and works scope limit, tunnel construction sections different rock-layers face is cut
The landform physical model for cutting thickening, establishes different model of geological structure body, and assigns different geological formations attribute datas respectively, establishes item
Mesh geologic information model data；Data, design specification, general route design data are surveyed to carry out tunnel surrounding division in base area；
It (2), include tunnel main line, transverse passage-way, inclined shaft three dimension pathline according to highway route design data tunneling three dimension pathline model
Model；
According to master-plan file, highway route design data are imported, generate tunnel route main line three dimensional file, wherein not including flat vertical
The tunnel route of data has transverse passage-way and inclined shaft, need in software OBM according to planar line position and the customized addition of longitudinal data,
Planar line and editor's profile grade and absolute altitude are drawn, tunnel three dimension pathline is established and designs a model；
(3), tunnel cross section design is carried out, creates tunnel cross-section template library, characterizing definition library file:
Carry out tunnel cross section design: creation tunnel cross-section template library refers to according to different surrounding rock section, according to design drawing, extracts
Component outer profile lines realize template construct as sealing surface；Line and design altitude are set by the way that template fiducial point is unified for survey
The horizontal line intersection point of point stretches setting-out datum mark as template；Rule is split according to tunnel component, names each cross section respectively
Different component, different stick elements be connected as closed section and save using lines combination, establish all classes of Tunnel Project
Type cross section template library；Template library includes main hole, four class of transverse passage-way, inclined shaft and spliced body；For carrying out the processing that broadens
Component adds state modulator point in a template, adds the constraint relationship, establishes band parameter control template；
Create characterizing definition library: by newly built tunnels feature under file corresponding in java standard library, including new build-up layers name, color, material
Feature and filling picture, grade strength information, complete the characterizing definition library file of Self-defining Structure；
(4), it is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel, is loaded into cross-section face die plate and establishes the main hole in tunnel, horizontal logical
Road, inclined shaft model:
Arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel: the grassroot project file in software OBM activates target road
Line arranges Tunnel Engineering different surrounding rock pile No. using cloth cross-line tool；
It is loaded into cross-section face die plate and establishes the main hole in tunnel, transverse passage-way, inclined shaft model: the cross-section face die plate of selection target mileage section,
The route in actual tunnel model is corresponded to by positioning cross section datum mark in template to realize Template Location, and selected member
Corresponding characterizing definition selects material, establishes tunnel component model, comprising main hole component, transverse passage-way component, inclined shaft component and
Spliced body component；
(5), tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model are established:
Establish tunnel portal, Tunnel slope Protection Model: hole slope protection geologic body use after different side slope face structure bodies with Geological Model
Type carries out Boolean calculation and takes difference set, obtains hole slope protection model, tunnel portal model is established according to portal design drawing, in conjunction with tunnel
Road main line and landform, geological model place portal, Tunnel slope Protection Model；
It is, when there is intersection lap between two physical models, to remove intersection lap that the Boolean calculation, which takes difference set,
Two remaining parts of physical model are left, as Boolean calculation takes difference set:
Reinforcing bar, steelframe, tunnel bolt model: according to design drawing and tunnel three dimension pathline model, different surrounding rock section is established respectively
Reinforcing bar unit, steelframe unit, Rockbolt element make Tunnel Project cell library, pile No. position are selected after call unit, in tunnel mould
It is placed in type；
(6), tunnel electromechanical facility, fire water-supply, inside and outside guarded drainage and Traffic Engineering model are established:
Two class models are constructed, the first kind is that department pattern is made as separate unit, and new unit datum mark is arranged with the main hole in tunnel
Component cross section datum mark is identical, along path direction select starting pile No., setting unit spacing, establish electromechanical facility, fire-fighting to
Water, inside and outside guarded drainage and traffic engineering lateral cell model；Second class is to establish pipeline-like cross-section face die plate, stretches and puts along path
Sample establishes longitudinal electromechanical model；
(7), transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, and garage's transverse passage-way sinks electricity
The processing of cable ditch, tunnel stop in emergency the modeling that broadens, and the combination of tunnel model and geological model models:
Transverse passage-way and the trimming modeling of main hole model refer to that establishing main hole Internal periphery entity section and transverse passage-way model carries out Boolean calculation
Take difference set；
It is, when there is intersection lap between two physical models, to remove intersection lap that the Boolean calculation, which takes difference set,
Two remaining parts of physical model are left, as Boolean calculation takes difference set:
Transverse passage-way punches modeling in main hole structure: referring to that establishing transverse passage-way outer profile entity section and main cavity portion component carries out cloth
Your operation completes main hole inner wall transverse passage-way and punches a modeling；
The processing of garage's transverse passage-way sinking cable duct, which refers to, establishes sunken regions physical model, keeps off comprising eight word cable duct structure of two sides
Plate and sinking cable trench cover structure, four part of sunken regions spliced body；It places cable duct structure and sinking cable channel cover plate is real
Sunken regions spliced body and cable duct structure and cover board are carried out Boolean calculation by body Model respectively, are completed garage's transverse passage-way and are sunk
Cable duct model treatment；
Tunnel stop in emergency broaden modeling refer in conjunction in step (3) band the cross-section face die plate of state modulator, pass through control parameter
Point linkage, setting control point level and longitudinal parameter, at state modulator interface, setting broadens or narrows to value, completes to stop in emergency
Band broadens or narrows Component Modeling；
The combination modeling of tunnel model and geological model refers to the main hole structure preliminary bracing outer wall in tunnel provided according to step (3)
Profile tunnel spliced body template, tunnel transverse passage-way structure preliminary bracing outer wall profile spliced body template, tunnel slope structure initial stage
Supporting outer wall profile spliced body template, implementation condition establish all preliminary bracing component outer profile entities in tunnel according to tunnel route
Entity and all geological models are carried out Boolean calculation, establish geologic body and tunnel excavation geologic body around tunnel respectively by model
Model；
(8), tunnel model splits and encodes to tunnel component:
Tunnel model fractionation refers to and splits tunnel model, splits tunnel model according to every linear meter(lin.m.), addition target pile No. section etc.
Away from cloth cross-line, tunnel component is split in the way of cutting entity, tunnel model is established and splits component；
Tunnel component is encoded: by the threedimensional model exploitation coding plug-in unit established to OBM software, each tunnel component being carried out
Engineering coding, editor and arrangement tunnel branch subitem title, are compiled in conjunction with different sections of country rock pile No. addition tunnel component attributes in advance
Code, is retained in structure attribute column, is transferred in management platform as unique component coding.
3. the vcehicular tunnel design method according to claim 1 based on BIM, which comprises the following steps:
(1), tunnel dimensional topography, three-dimensional geological model are created and carries out tunnel surrounding division:
According to unmanned plane boat fly and laser radar aerial survey data mapping data topographic map and image data, utilize element filter function
The topographic contour and elevational point data element in aerophotogrammetry data can be extracted, all elevational points element nearby is extracted, with three members
Vegetarian refreshments constitutes triangular facet, generates complete area landform surface model；
Borehole data input database is established rock stratum column model, passed through according to the geologic data that geology exploring equipment provides
Identical rock stratum and works scope limit generate different rock-layers face, and the landform entity mould of thickening is cut with tunnel construction sections different rock-layers face
Type establishes different model of geological structure body, and assigns different geological formations attribute datas respectively, establishes project geologic information pattern number
According to data, design specification, general route design data are surveyed to carry out tunnel surrounding division in base area；
It (2), include tunnel main line, transverse passage-way, inclined shaft three dimension pathline according to highway route design data tunneling three dimension pathline model
Model:
According to the flat vertical data of the route of master-plan file generated, imports Three-dimensional Design Software and generate tunnel route main line three-dimensional mould
Type, wherein it is put down when the route main line and does not include transverse passage-way flat vertical data in tunnel in vertical data, when inclined shaft equals vertical data file,
It then needs to carry out customized addition according to planar line position and longitudinal data, draws planar line and editor's profile grade and absolute altitude,
Reactivation vertical section simultaneously saves project route data, establishes tunnel three dimension pathline model；
(3), tunnel cross section design is carried out, tunnel cross-section template library, characterizing definition library file are created；
According to different surrounding rock section, different cross-sectional views are imported into newly-built template library, template library classification is divided into main hole, transverse passage-way, tiltedly
Four class of well and spliced body；
Wherein, main hole template library includes the main hole structural elements in tunnel, is gunite concrete template, two lining arch wall templates, two respectively
Serve as a contrast inverted arch template, left-side cable ditch template, right-side cable ditch template, left-side cable trench cover template, right-side cable operculum colpi template die
Plate, centre drain template, Central Drainage trench cover template, inverted arch backfill template, sub-surface template, cement and concrete pavement
Model is fitted up in layer template, road bituminous layers template, tunnel；
Transverse passage-way template library includes transverse passage-way gunite concrete template, transverse passage-way two serves as a contrast arch wall template, transverse passage-way inverted arch backfills mould
Plate, transverse passage-way road surface structare layer template；
Inclined shaft template library includes inclined shaft gunite concrete template, inclined shaft two lining arch wall template, inclined shaft road surface structare layer template；
Spliced body template includes main hole inner wall Internal periphery template, and main hole structure preliminary bracing outer wall contour mould, stop in emergency band
Inner wall Internal periphery template, people's row transverse passage-way outer profile template, garage's transverse passage-way outer profile template, inclined shaft preliminary bracing outer wall profile
Template；
It according to design drawing, extracts component outer profile lines and realizes template construct as sealing surface, by by template fiducial point
It is unified for the horizontal line intersection point surveyed and set line Yu design altitude point, setting-out datum mark is stretched as template, is split according to tunnel component
Rule names the different component in each cross section respectively, is combined using lines different stick elements being connected as closed section simultaneously
It saves, establishes tunnel cross section template library, the cable duct structure and cable channel cover plate of datum mark distal end are taken away including stopping in emergency
Template, all pavement structure templates for the band that stops in emergency add local parameter control point in a template, select control point, addition
The constraint relationship establishes the tunnel cross section template with state modulator；
By the material characterizing definition of component needed for Tunnel Engineering in material library file, specific material feature library file is opened,
Newly built tunnels feature under corresponding file in a standard, including new build-up layers name, color, material feature and filling picture, grade are strong
Information is spent, the characterizing definition library file of Self-defining Structure is completed；
Described establishes tunnel different surrounding rock cross section template library, resource library text of the characterizing definition library as enterprise's oneself accumulation
Part is reused in the later period, and cooperation document management mode reduces BIM technology popularization and use cost, improves design efficiency,
Realize BIM technology value；
(4), it is arranged using the different surrounding rock pile No. that cloth cross-line carries out tunnel, is loaded into cross-section face die plate and establishes the main hole in tunnel, horizontal logical
Road, inclined shaft model:
Grassroot project file activates tunnel route, arranges Tunnel Engineering different surrounding rock section pile No. using cloth cross-line tool, selects mesh
The tunnel cross section template of mileage section is marked, the road in actual tunnel model is corresponded to by positioning cross section datum mark in a template
Line realizes Template Location, and the corresponding characterizing definition of selected member realizes the addition of material and other information, establishes tunnel
Component model includes main hole component, transverse passage-way component, inclined shaft component and spliced body component；
(5), tunnel portal, Tunnel slope protection, reinforcing bar, steelframe, tunnel bolt model are established:
According to design drawing and tunnel three dimension pathline model, different surrounding rock section reinforcing bar unit, steelframe unit, anchor pole list are established respectively
Member makes Tunnel Project cell library, selects pile No. position after call unit, and integrating tunnel model is placed, and hole shield is established
Hillside fields plastid carries out Boolean calculation with geological model using after different side slope face structure bodies, hole slope protection model is obtained, according to portal
Design drawing establishes tunnel portal model, connects tunnel main line and landform, geological model place portal, Tunnel slope protects mould
Type；
(6), tunnel electromechanical facility, fire water-supply, inside and outside guarded drainage and Traffic Engineering model are established:
Construction method has two classes, including department pattern is made as separate unit, and new unit datum mark is arranged with the main hole structure in tunnel
Part cross section datum mark is identical, along path direction select starting pile No., setting unit spacing, establish electromechanical facility, fire water-supply,
Inside and outside guarded drainage and traffic engineering lateral cell model；Second class is to establish pipeline-like cross-section face die plate, stretches setting-out along path
Establish longitudinal electromechanical model；
As the unit library file constructed in advance, including fan unit, gantry carrier unit, Tunnel Identifier signage units, desilting
Well unit, inspection shaft unit, transverse drainage pipe unit, lamp unit, reflective tape cell, transverse passage-way gate cell；Longitudinal facility packet
Gantry model, fire water-supply tube model, longitudinal drainage tube model are included, for according to practical vcehicular tunnel affiliated facility design parameter
Value, establishes tunnel affiliated facility model；
(7), transverse passage-way and the trimming of main hole model model, and transverse passage-way punches modeling in main hole structure, and garage's transverse passage-way sinks electricity
The processing of cable ditch, tunnel stop in emergency the modeling that broadens, and the combination of tunnel model and geological model models:
Tunnel model treatment of details: transverse passage-way and main hole model are trimmed, establish main hole Internal periphery entity section and transverse passage-way model into
Row Boolean calculation takes difference set；
It is, when there is intersection lap between two physical models, to remove intersection lap that the Boolean calculation, which takes difference set,
Two remaining parts of physical model are left, as Boolean calculation takes difference set:
Transverse passage-way punches modeling in main hole structure: establishing transverse passage-way outer profile entity section and main cavity portion component carries out boolean's fortune
It calculates, completes main hole inner wall transverse passage-way and punch modeling；
The processing of garage's transverse passage-way sinking cable duct: establishing sunken regions physical model, includes eight word cable duct structural baffles of two sides
With sinking cable trench cover structure, four part of sunken regions spliced body, cable duct structure and sinking cable channel cover plate entity are placed
Sunken regions spliced body and cable duct structure and cover board are carried out Boolean calculation by model respectively, complete garage's transverse passage-way sinking electricity
Cable ditch model treatment；
The tunnel 5 meters of section bands of terminus that stop in emergency broaden or narrow processing: utilizing the band cross-section face mould of state modulator in step (3)
Control point level and longitudinal parameter is arranged by control parameter point in plate, and at state modulator interface, setting broadens or narrow to value,
The foundation band that stops in emergency broadens or narrows component model；
Tunnel model is merged with geological model: the main hole structure preliminary bracing outer wall profile tunnel in tunnel provided according to step (3)
Road spliced body template, tunnel transverse passage-way structure preliminary bracing outer wall profile spliced body template, outside tunnel slope structure preliminary bracing
Wall profile spliced body template, implementation condition establish all preliminary bracing component outer profile physical models in tunnel according to tunnel route,
Entity and all geological models are subjected to Boolean calculation, establish geologic body and tunnel excavation model of geological structure body around tunnel respectively；
(8), tunnel model splits and encodes to tunnel component:
The BIM management platform of GIS-Geographic Information System is served in model application after the completion of tunnel model, including first by tunnel model
It splits, splits tunnel model according to every linear meter(lin.m.), wherein needing to add the equidistant cloth cross-line of target pile No. section, utilize cutting entity side
Formula splits tunnel component, establishes tunnel model and splits component；
By the threedimensional model exploitation coding plug-in unit established to OBM software, engineering coding is carried out to each tunnel component, is compiled in advance
Tunnel branch subitem title is collected and arranged, tunnel component attribute codings is added in conjunction with different sections of country rock pile No., is retained in component category
Property column in, as unique component coding be transferred to management platform in.
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