CN109543342A - Small space steel box-girder lifts dynamic crash detection method - Google Patents
Small space steel box-girder lifts dynamic crash detection method Download PDFInfo
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- CN109543342A CN109543342A CN201811508422.4A CN201811508422A CN109543342A CN 109543342 A CN109543342 A CN 109543342A CN 201811508422 A CN201811508422 A CN 201811508422A CN 109543342 A CN109543342 A CN 109543342A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 48
- 239000010959 steel Substances 0.000 title claims abstract description 48
- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 53
- 238000010276 construction Methods 0.000 claims abstract description 37
- 238000004540 process dynamic Methods 0.000 claims abstract description 6
- 238000009826 distribution Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims 1
- 238000003032 molecular docking Methods 0.000 claims 1
- 238000005457 optimization Methods 0.000 abstract description 6
- 238000004088 simulation Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 abstract description 2
- 241000288140 Gruiformes Species 0.000 description 51
- 238000007689 inspection Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 241000124872 Grus grus Species 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention discloses a kind of small space steel box-girders to lift dynamic crash detection method, is mainly used for the simulation of steel box-girder hoisting process, optimizes steel box-girder lifting operation technique process.This method includes: that (1) carries out data and compiles (2) model foundation: according to the data of arrangement establishing model, including place, bridge substructure, crane, steel box-girder, temporary rest pier using BIM software；(3) occupy-place of crane plane detects: optimizing to crane occupy-place, avoids colliding in plane with bridge substructure or temporary rest pier；(4) hoisting process dynamic detection: visual dynamic detection are carried out to hoisting process, verifying hoisting process is with the presence or absence of collision；(5) lifting process optimization.To what is collided with temporary rest pier, can be avoided collision by the construction of optimization temporary rest pier smoothly.This technology solves in steel box-girder lifting construction scheme that there may be collision problem, Optimal Hoisting process and techniques.
Description
Technical field
This method is applicable to highway and civilian infrastructure construction field, it is preferred that emphasis is the steel box-girder in small space
Lifting construction.
Background technique
Current Highway and civilian infrastructure field increasingly increase the demand of steel box-girder.Traditional steel box-girder lifting is applied
Work scheme relies primarily on technical staff according to experience to propose, in the case where lifting place limited situation, in work progress usually
Will appear causes unreasonable steel box-girder lifting sequence, beam car disengaging field route and occupy-place to be unsatisfactory for field since conceptual design is inconsiderate
The problems such as ground is required, is collided between steel box-girder and temporary rest pier, bridge lower part bent cap or pier stud, once in hoisting process
It was found that there is collision, it is more likely that cause lifting operation that can not be in progress, delay the duration, cause heavy losses.
Summary of the invention
1, technique preparation
The correlation technique data for collecting and arranging steel box-girder lifting, specifically includes that (1) Hoisting Program, construction drawing, construction
Site inspection data；(2) parameter and letter of position are completed in crane length, width, crane arm lengths, crane lifting point and lifting
Breath；(3) size of the permanent part and temporary rest pier that have completed, coordinate information.It will be imported in Excel after data and finish message
It is used for follow-up work.
2, model is established
According to the data that arrangement obtains, engineering model is established using BIM software revit.Model includes component model, vehicle
Model, place model and steel box-girder model.Component model is broadly divided into two classes: gib model and permanent part model.Its
Middle gib principal mode is interim stub, and permanent part then includes bridge pier column, bent cap, cushion cap and lifted completion
Steel box-girder model；Place model includes construction site layout, peripheral path, river and building model and builder's road model
Deng；Auto model is mainly determined by the vehicle information data that arrangement obtains.
3, the occupy-place of crane plane detects
Position O 1 is initially lifted by crane with steel box-girder respectively and lifting is completed with regard to site O 2 to be the center of circle, with the maximum effective work of crane
Making radius r is that radius work is justified, and obtains two round C 1, C 2, and two circle intersection A can be used as hanging stand.Crane is turned
Disk position is placed in A, and crane is adjusted to lifting angle.With bogie position for O 3, angle is horizontally diverted with arm of crane
α makees central angle, makees the fan-shaped C 3 that radius is r.If there are intersections, crane to exist for construction member for C1, C2, C3 and bridge
There are risk of collision during hanging beam.Position need to be lifted by crane to steel box-girder to modify, redefine the position O, repeat above-mentioned detection
Step.It is final to guarantee that circle generates collision not between bridge structure, complete the plane monitoring-network of crane occupy-place.It is detailed in attached drawing 2.
4, hoisting process dynamic detection
After the completion of plane monitoring-network, start to carry out Spatial distributions detection to hoisting process.BIM software revit with
In 3dsMax, moved according to obtained crane parameter to multiple links in place are promoted, translate, rotated and transferred in hoisting process
Morphotype is quasi-, and key data parameter includes that crane lifts by crane the steering angle α that angle [alpha], arm of crane extended length L, step 3 obtain, by
This can calculate the track of arm of crane operation.The hoisting process flash demo obtained by 3dsMax software, can be with intuitive judgment
Whether construction member generates collision with bridge during the motion for arm of crane and steel box-girder out.Such as there is collision problem,
It then needs to be adjusted β and L, repeats step 4), it is final to guarantee that collision problem is not present between arm of crane and bridge member, it completes to hang
The dynamic detection of dress process.It is detailed in attached drawing 3.Collision problem is such as not present, completes the dynamic detection of hoisting process；
5) such as there is collision problem, then need to be adjusted β and L, repeat step 4), it is final to guarantee arm of crane and bridge structure
Collision problem is not present between part, completes the dynamic detection of hoisting process.
5, lifting process optimization
In step 3 and step 4 twice detection, collide if crane exists with temporary rest pier, and be not easy to adjust
When crane position.Consideration can be intimately associated with integral hoisting process by adjusting temporary rest pier sequence of construction.First construction is faced
When branch pier foundation and below ground part, ring flange construction is reserved in temporary rest pier capital.The steel box-girder of colliding part to be existed is hung
After the completion of dress, abutting joint temporary rest pier superstructure is constructed by reserved ring flange.It is detailed in attached drawing 4.
6, process analogue simulation is lifted
Analogue simulation is carried out to integrated engineering steel box-girder lifting process using BIM5D platform, temporary rest pier and steel box-girder
Lifting process is intimately associated, so that hoisting construction process is intuitively reacted, guiding construction.
(1) present invention detects two processes by plane monitoring-network and vertically, detects to collision problem that may be present,
Effectively it can find and avoid to collide.
(2) according to collision detection as a result, Optimal Hoisting technique process, hoisting process and temporary rest pier construction dynamic are tied
It closes, improves construction efficiency.
(3) present invention incorporates BIM technologies, carry out visual simulating simulation to steel box-girder hoisting process, are equal in advance
Virtual lifting is carried out, it is ensured that concept feasible.
Detailed description of the invention
Fig. 1, flow chart of steps
One of Fig. 2 a, crane plane occupy-place detection figure
The two of Fig. 2 b, crane plane occupy-place detection figure
Plane occupy-place detection is carried out to steel box-girder hoisting process before and after project setting respectively.Wherein steel box-girder before project setting
Exist in hoisting process with 1,2 components and collide, scheme need to be adjusted.Scheme steel box-girder is not present with 1 component after modification
Collision, 2 member impacts problems refer to Fig. 4.
Wherein:
O1, O2 are that steel box-girder lifting point position and lifting are completed with regard to site location.
R is the maximum effective working radius of crane, can obtain two circle C1, C2 as radius.
C1, C2 overlapping positions are A, i.e. crane ideal placement location.
O3 is bogie center, and C3 can be obtained by radius of r
α is the angle of crane rotation, and a sector, the i.e. workspace of crane can be obtained by the angle and r
1 is bridge pier column, for permanent part of first constructing
2 be temporary rest pier, for the temporary component in construction.
3 be steel box-girder to be hung
4 be the steel box-girder position after the completion of lifting
5 be the steel box-girder of completion of having constructed
6 be construction site position
Fig. 3, hoisting process dynamic detection figure
As shown below, dynamic crash detection is carried out to scheme.
Wherein:
A is horizontal position distance of the crane center to suspension centre center
B is vertical range of the crane center to steel box-girder lower part
H is vertical range of the arm of crane highest point to crane center
L is the maximum elongation length of arm of crane
β is the vertical change angle of crane
1 is the steel box-girder in hoisting process
2 permanent parts first constructed for bridge pier column etc.
3 be temporary rest pier, for the temporary component in construction
4 be the steel box-girder content finished of having constructed
5 be construction site plane
Fig. 4, temporary rest pier optimization design figure
Wherein, 1 is the ring flange after optimization design, and 2 be the concrete foundation of temporary rest pier bottom
Specific embodiment
1, technique preparation
The correlation technique data for collecting and arranging steel box-girder lifting, specifically includes that (1) Hoisting Program, construction drawing, construction
Site inspection data；(2) parameter and letter of position are completed in crane length, width, crane arm lengths, crane lifting point and lifting
Breath；(3) size of the permanent part and temporary rest pier that have completed, coordinate information.It will be imported in Excel after data and finish message
It is used for follow-up work.
2, model is established
According to the data that arrangement obtains, engineering model is established using BIM software revit.Model includes component model, vehicle
Model, place model and steel box-girder model.Component model is broadly divided into two classes: gib model and permanent part model.Its
Middle gib principal mode is interim stub, and permanent part then includes bridge pier column, bent cap, cushion cap and lifted completion
Steel box-girder model；Place model includes construction site layout, peripheral path, river and building model and builder's road model
Deng；Auto model is mainly determined by the vehicle information data that arrangement obtains.
3, the occupy-place of crane plane detects
Position O 1 is initially lifted by crane with steel box-girder respectively and lifting is completed with regard to site O 2 to be the center of circle, with the maximum effective work of crane
Making radius r is that radius work is justified, and obtains two round C 1, C 2, and two circle intersection A can be used as hanging stand.Crane is turned
Disk position is placed in A, and crane is adjusted to lifting angle.With bogie position for O 3, angle is horizontally diverted with arm of crane
α makees central angle, makees the fan-shaped C 3 that radius is r.If there are intersections, crane to exist for construction member for C1, C2, C3 and bridge
There are risk of collision during hanging beam.Position need to be lifted by crane to steel box-girder to modify, redefine the position O, repeat above-mentioned detection
Step.It is final to guarantee that circle generates collision not between bridge structure, complete the plane monitoring-network of crane occupy-place.It is detailed in attached drawing 2.
4, hoisting process dynamic detection
After the completion of plane monitoring-network, start to carry out Spatial distributions detection to hoisting process.BIM software revit with
In 3dsMax, moved according to obtained crane parameter to multiple links in place are promoted, translate, rotated and transferred in hoisting process
Morphotype is quasi-, and key data parameter includes that crane lifts by crane the steering angle α that angle [alpha], arm of crane extended length L, step 2 obtain, by
This can calculate the track of arm of crane operation.The hoisting process flash demo obtained by 3dsMax software, can be with intuitive judgment
Whether construction member generates collision with bridge during the motion for arm of crane and steel box-girder out.It is detailed in attached drawing 3.If do not deposited
In collision problem, the dynamic detection of hoisting process is completed；Such as there is collision problem, then need to be adjusted β and L, repeats to lift
Process dynamics detection, it is final to guarantee that collision problem is not present between arm of crane and bridge member, complete the dynamic detection of hoisting process.
5, lifting process optimization
In step 3 and step 4 twice detection, collide if crane exists with temporary rest pier, and be not easy to adjust
When crane position.Consideration can be intimately associated with integral hoisting process by adjusting temporary rest pier sequence of construction.First construction is faced
When branch pier foundation and below ground part, ring flange construction is reserved in temporary rest pier capital.The steel box-girder of colliding part to be existed is hung
After the completion of dress, abutting joint temporary rest pier superstructure is constructed by reserved ring flange.It is detailed in attached drawing 4.
6, process analogue simulation is lifted
Analogue simulation is carried out to integrated engineering steel box-girder lifting process using BIM5D platform, temporary rest pier and steel box-girder
Lifting process is intimately associated, so that hoisting construction process is intuitively reacted, guiding construction.
Claims (2)
1. small space steel box-girder lifts dynamic crash detection method, it is characterised in that the following steps are included:
1), technique preparation
Collect and arrange the correlation technique data of steel box-girder lifting, comprising: (1) Hoisting Program, construction drawing, construction site are reconnoitred
Data；(2) parameter and information of position are completed in crane length, width, crane arm lengths, crane lifting point and lifting；(3) complete
The permanent part of work and size, the coordinate information of temporary rest pier；It will import in Excel after data and finish message for follow-up work
It uses；
2) model, is established
According to the data that arrangement obtains, engineering model is established using BIM software revit；Model includes component model, vehicle mould
Type, place model and steel box-girder model；Component model is divided into two classes: temporary rest pier model and permanent part model；
3), the occupy-place of crane plane detects
Position O 1 is initially lifted by crane with steel box-girder respectively and lifting is completed with regard to site O 2 to be the center of circle, with the maximum effectively work half of crane
Diameter r is that radius work is justified, and obtains two round C 1, C 2, and two circle intersection A can be used as hanging stand；By bogie position
Storing is placed in A, and crane is adjusted to lifting angle；With bogie position for O 3, angle [alpha] is horizontally diverted with arm of crane and is made
Central angle makees the fan-shaped C 3 that radius is r；If there are intersections for construction member for C1, C2, C3 and bridge, crane is in hanging beam
There is risk of collision in the process；Position need to be lifted by crane to steel box-girder to modify, redefine 1 position O, repeat above-mentioned detection step
It is rapid 3)；It is final to guarantee that circle generates collision not between bridge structure, complete the plane monitoring-network of crane occupy-place；
4), hoisting process dynamic detection
After the completion of plane monitoring-network, start to carry out Spatial distributions detection to hoisting process；In BIM software revit and 3dsMax,
Dynamic analog is carried out to multiple links in place are promoted, translate, rotated and transferred in hoisting process according to obtained crane parameter, is joined
Number includes that crane lifts by crane the steering angle α that angle beta, arm of crane extended length L, step 3 obtain, and calculates the rail of arm of crane operation
Mark；The hoisting process flash demo obtained by 3dsMax software, judge arm of crane and steel box-girder during the motion whether
Construction member generates collision with bridge；Collision problem is such as not present, completes the dynamic detection of hoisting process；
5) such as there is collision problem, then need to be adjusted β and L, repeat step 4), it is final to guarantee between arm of crane and bridge member
There is no collision problems, complete the dynamic detection of hoisting process.
2. according to the method described in claim 1, it is characterized by:
It in step 3) and step 4) twice detection, collides if crane exists with temporary rest pier, and is not easy adjustment and hangs
When truck position, by adjusting temporary rest pier sequence of construction；First construction temporary rest pier basis and below ground part, temporary rest pier column
Push up reserved ring flange construction；After pass through reserved ring flange construction docking peace there are after the completion of the lifting of the steel box-girder of colliding part
Fill temporary rest pier superstructure.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110135757A (en) * | 2019-05-23 | 2019-08-16 | 中铁二局集团有限公司 | A kind of method of weight in determining limited space, big lifting component scheme |
| CN110334448A (en) * | 2019-07-08 | 2019-10-15 | 中国建筑第八工程局有限公司 | The collision checking method and its detection system of machinery parking space |
| CN110348130A (en) * | 2019-07-13 | 2019-10-18 | 山西省交通规划勘察设计院有限公司 | A kind of prestretched strand stretching force optimum design method applied to incremental launching method |
| CN110644380A (en) * | 2019-09-27 | 2020-01-03 | 河南理工大学 | Mounting method for narrow space beam slab of widened engineering of large-span overpass |
| CN110923385A (en) * | 2019-11-29 | 2020-03-27 | 中国二十二冶集团有限公司 | Accurate installation method of bustle pipe |
| CN111950102A (en) * | 2020-08-19 | 2020-11-17 | 中机中联工程有限公司 | Dynamic detection method of super high-rise window cleaning machine through BIM technology |
| CN112609581A (en) * | 2020-12-08 | 2021-04-06 | 上海市机械施工集团有限公司 | Construction method of large-span steel box girder |
| CN113177250A (en) * | 2021-04-29 | 2021-07-27 | 中冶(上海)钢结构科技有限公司 | Tekla-based steel member stacking and hoisting sequence selection method |
| CN113565324A (en) * | 2021-07-26 | 2021-10-29 | 中建四局第三建设有限公司 | Method for removing bailey frames in small space by wholly sliding horizontally and fixing points |
| CN114150565A (en) * | 2021-12-20 | 2022-03-08 | 中铁二院工程集团有限责任公司 | Simplified design method for steering structure of external prestressed concrete box girder |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110135757A (en) * | 2019-05-23 | 2019-08-16 | 中铁二局集团有限公司 | A kind of method of weight in determining limited space, big lifting component scheme |
| CN110334448A (en) * | 2019-07-08 | 2019-10-15 | 中国建筑第八工程局有限公司 | The collision checking method and its detection system of machinery parking space |
| CN110334448B (en) * | 2019-07-08 | 2023-01-24 | 中国建筑第八工程局有限公司 | Collision detection method and system for mechanical parking space |
| CN110348130A (en) * | 2019-07-13 | 2019-10-18 | 山西省交通规划勘察设计院有限公司 | A kind of prestretched strand stretching force optimum design method applied to incremental launching method |
| CN110644380A (en) * | 2019-09-27 | 2020-01-03 | 河南理工大学 | Mounting method for narrow space beam slab of widened engineering of large-span overpass |
| CN110923385A (en) * | 2019-11-29 | 2020-03-27 | 中国二十二冶集团有限公司 | Accurate installation method of bustle pipe |
| CN111950102A (en) * | 2020-08-19 | 2020-11-17 | 中机中联工程有限公司 | Dynamic detection method of super high-rise window cleaning machine through BIM technology |
| CN111950102B (en) * | 2020-08-19 | 2023-02-28 | 中机中联工程有限公司 | Dynamic detection method of super high-rise window cleaning machine through BIM technology |
| CN112609581A (en) * | 2020-12-08 | 2021-04-06 | 上海市机械施工集团有限公司 | Construction method of large-span steel box girder |
| CN113177250A (en) * | 2021-04-29 | 2021-07-27 | 中冶(上海)钢结构科技有限公司 | Tekla-based steel member stacking and hoisting sequence selection method |
| CN113565324A (en) * | 2021-07-26 | 2021-10-29 | 中建四局第三建设有限公司 | Method for removing bailey frames in small space by wholly sliding horizontally and fixing points |
| CN114150565A (en) * | 2021-12-20 | 2022-03-08 | 中铁二院工程集团有限责任公司 | Simplified design method for steering structure of external prestressed concrete box girder |
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