CN111794368A - Assembly type beam-column joint deepening design and installation method based on BIM - Google Patents
Assembly type beam-column joint deepening design and installation method based on BIM Download PDFInfo
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- CN111794368A CN111794368A CN202010283545.3A CN202010283545A CN111794368A CN 111794368 A CN111794368 A CN 111794368A CN 202010283545 A CN202010283545 A CN 202010283545A CN 111794368 A CN111794368 A CN 111794368A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/19—Three-dimensional framework structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/025—Structures with concrete columns
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- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention relates to an assembled beam-column joint deepening design and installation method based on BIM, which is used for carrying out beam-column joint assembling inspection in a two-dimensional environment and reducing repeated work of modeling in a three-dimensional environment; carrying out steel bar collision inspection on the beam-column nodes based on the BIM technology, adjusting steel bars in a three-dimensional environment, and ensuring one-time installation during hoisting; the waist bars of the superposed beams are connected by straight thread sleeves, so that the problem that stirrups of the fabricated concrete frame structure cannot be placed and welded or placed less is solved, and the overall stability of the structure is guaranteed.
Description
Technical Field
The invention relates to the technical field of production, hoisting, transportation and installation construction of constructional engineering, in particular to a BIM-based deep design and installation method of an assembled beam-column joint.
Background
The connection mode of present assembled concrete frame structure beam column node is for producing according to the two-dimensional drawing, hoists prefabricated post earlier, then hoists prefabricated composite beam, takes the stirrup during prefabricated composite beam preparation, and the scene is buckled the stirrup, places the stirrup, buckles the stirrup to the normal position again, adopts the welding or not according to the mode that the standard requirement placed to the stirrup that can't place and connects. All can produce the error in production, installation, the general diameter of beam bottom owner muscle is greater than 25mm, and the beam bottom owner muscle can conflict with all the other crossing roof beams and prefabricated post bottom muscle, adopts the on-the-spot mode of beating or welding to adjust, causes the destruction to the reinforcing bar performance easily. The prefabricated composite beam waist bar is bent after being bent, so that the performance of the steel bar is easily lost. The hoop reinforcement is less placed or welded to cause potential safety hazards. The first damage point of the frame structure is a beam column node, the beam column node of the concrete frame structure is connected by adopting the method, so that great anti-seismic hidden danger exists, the structural integrity is relatively poor, and the stability is low.
A connecting node (application number 201821834131.X) of an assembled concrete frame beam column of the national intellectual property office patent office of Anhui building university, which is published in 2019, 7, 9 and 9 days, discloses a connecting node of an assembled concrete frame beam column, which comprises a prefabricated column, a prefabricated beam, a first concrete block, a bracket column and a second concrete block; two first concrete blocks are arranged on the connecting side of the precast column and the precast beam, the bracket column is arranged at the bottoms of the two first concrete blocks and is arranged on the precast column, and the second concrete block is arranged at the connecting end of the precast beam and the precast column; the second concrete block extends between the two first concrete blocks and is overlapped on the top of the bracket column; the two first concrete blocks and the second concrete block are fixedly connected through bolts inserted in the bolt holes; the utility model discloses a connected node of assembled concrete frame beam column that provides has comprehensive strength height, and anti-seismic performance is good, the advantage that the practicality is strong. But the construction process is complex, the construction difficulty is high, and the quality is difficult to ensure.
The beam column joint site construction of the existing fabricated concrete frame structure has the following defects: the construction of the beam-column joint of the assembled concrete frame structure belongs to high-altitude operation, the collision of the reinforcing steel bars at the beam-column joint position is serious, the reinforcing steel bars are adjusted on a frame body, the construction difficulty is high, the quality is difficult to guarantee, and the potential safety hazard is large. And secondly, the main reinforcements of the beam-column joints of the assembled concrete frame structure are collided by knocking, welding and the like, the stirrups are collided with the waist reinforcements, the waist reinforcements are constructed in a bending mode after being bent, the stirrups which cannot be placed are constructed in a breaking welding mode, a cold lapping mode or a non-placing mode, a large amount of labor cost is consumed, and the seismic performance of the beam-column joints cannot meet the standard requirement.
Disclosure of Invention
In summary, in order to overcome the defects of the prior art, the invention aims to provide a BIM-based fabricated beam-column joint deepening design and installation method, the BIM technology is used in advance to solve the problem of beam-column joint steel bar collision, a prefabricated composite beam-column hoisting sequence scheme is manufactured in a three-dimensional environment, a threaded steel sleeve is used to solve the problem of collision between a waist bar and a stirrup, the construction difficulty is reduced, the rework phenomenon is avoided, the construction efficiency is improved, the cost is reduced, the safety of the installation process is improved, meanwhile, the beam-column joint connection of the fabricated concrete frame structure is guaranteed to meet the standard requirements, and the overall stability and the anti-seismic performance of the fabricated concrete frame structure are improved.
The technical scheme for solving the technical problems is as follows: a BIM-based fabricated beam-column joint deepening design and installation method comprises the following steps:
step one, after a prefabricated part splitting design drawing is finalized, sequentially guiding a prefabricated column and a prefabricated superposed beam member steel bar processing plan into a floor plan by using CAD software, aligning contour lines of the prefabricated column and the prefabricated superposed beam in the floor plan layout drawing by using copying, pasting and aligning commands, deepening the prefabricated column and prefabricated superposed beam member splitting design drawing under a two-dimensional environment, ensuring that the distance between a prefabricated superposed beam bottom rib and a prefabricated column main rib and the distance between a prefabricated superposed beam bottom rib and a prefabricated superposed beam bottom rib are ensured, and the prefabricated superposed beam waist rib and a prefabricated column main rib, the prefabricated superposed beam waist rib and a prefabricated superposed beam bottom rib and a prefabricated superposed beam waist rib are free of collision;
step two, establishing a BIM (building information modeling) model of the prefabricated column and the prefabricated superposed beam by using REVIT (software-aided engineering) software according to a split design drawing of the prefabricated part subjected to two-dimensional environmental plane deepening, performing three-dimensional assembly, importing the BIM model into Navisway software, performing collision check by using a collision check function, and exporting a collision report to Revit software to perform feasibility adjustment on the prefabricated superposed beam bottom rib in a three-dimensional environment until no collision exists;
step three, simulating the hoisting sequence of the prefabricated superposed beams by using REVIT software, and issuing a scheme of the hoisting sequence of the prefabricated superposed beams;
and step four, connecting the prefabricated superposed beam waist ribs by using straight thread sleeves, burying the straight thread sleeves into the prefabricated superposed beams during the production of the prefabricated superposed beams, opening the prefabricated superposed beam waist ribs according to drawings by a component production unit, screwing the prefabricated superposed beam waist ribs into the straight thread sleeves after the components are demoulded, and hoisting the prefabricated columns and the prefabricated superposed beams.
And fifthly, manufacturing a prefabricated column of the assembly type concrete frame structure and a prefabricated superposed beam node construction simulation video, and performing unit visualization for managers and labor teams.
On the basis of the technical scheme, the invention can be further improved as follows:
further, the first step ensures that the distance between the bottom rib of the prefabricated superposed beam and the main rib of the prefabricated column and the distance between the bottom rib of the prefabricated superposed beam and the bottom rib of the prefabricated superposed beam are not less than 10 mm.
Further, in the fourth step, the hoisting operation is carried out according to the following method: firstly, sleeving a stirrup at the bottom of a prefabricated column at a joint of the prefabricated column and the prefabricated composite beam; secondly, sequentially placing the prefabricated superposed beams according to the hoisting sequence scheme in the third step; thirdly, placing all stirrups at the lower part of the lowest waist reinforcement, completing binding, screwing the lowest prefabricated superposed waist reinforcement into the pre-buried straight thread sleeve, repeating the operations on the prefabricated superposed stirrups and the prefabricated superposed waist reinforcements, and completing binding of the prefabricated superposed beam stirrups and the prefabricated superposed beam waist reinforcements of the prefabricated column and the prefabricated superposed beam joint; and fourthly, penetrating the prefabricated superposed beam gluten.
The invention has the beneficial effects that:
1. the structure is stressed stably: the invention makes full use of the three-dimensional visualization characteristic, carries out feasibility adjustment on the beam column steel bar collision problem possibly encountered in the construction process in the three-dimensional environment at the front end of the component production, avoids the shutdown or rework phenomenon caused by the steel bar collision problem in the construction process and the random beating, bending and welding of the steel bars caused by the steel bar collision, and ensures the integrity and accuracy of the beam column joint stirrups, the anti-seismic performance of the structure and the integral stability of the structure by using the anchoring mode of straight thread sleeve connection for the superposed beam waist bars.
2. The construction efficiency is high: according to the invention, a beam hoisting sequence scheme is formulated in a three-dimensional environment, and the manufacturing scheme is used for bottom intersection, so that rework caused by unreasonable sequence in the beam hoisting process is reduced, and potential safety hazards caused by repeated labor in the beam hoisting process are reduced.
3. The application range is wide: the deep design and installation method of the beam-column joint of the fabricated concrete frame structure based on the BIM technology is suitable for beam-column joints and primary and secondary beam joints of fabricated concrete frame structures of low-rise, multi-rise, middle-rise and high-rise buildings and the like.
Drawings
FIG. 1 is a schematic structural diagram of a prefabricated composite beam;
fig. 2 is a schematic diagram of hoisting a prefabricated superposed beam.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the method comprises the steps of prefabricating a column, 2, prefabricating a superposed beam, 3, prefabricating a superposed beam bottom rib, 4, prefabricating a column main rib, 5, prefabricating a superposed beam waist rib and 6, and prefabricating a superposed beam stirrup.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
A BIM-based fabricated beam-column joint deepening design and installation method comprises the following steps:
step one, after a prefabricated part splitting design drawing is finalized, sequentially guiding a prefabricated column 1 and a prefabricated superposed beam 2 component steel bar processing plan into a floor plan by using CAD software, aligning contour lines of the prefabricated column 1 and the prefabricated superposed beam 2 in the floor plan layout drawing by using copying, pasting and aligning commands, deepening the prefabricated column 1 and the prefabricated superposed beam 2 component splitting design drawing under a two-dimensional environment, checking whether a prefabricated superposed beam bottom rib 3 and a prefabricated column main rib 4, a prefabricated superposed beam waist rib 5 and a prefabricated column main rib 4, a prefabricated superposed beam bottom rib 3 and a prefabricated superposed beam bottom rib 3 collide with the prefabricated superposed beam waist rib 5 or not, ensuring the distance between the prefabricated superposed beam bottom rib 3 and a prefabricated column main rib 4 and the distance between the prefabricated superposed beam bottom rib 3 and the prefabricated superposed beam bottom rib 3 to be not less than 10mm, and ensuring that the prefabricated superposed beam waist rib 5 and the prefabricated superposed beam main rib 4, the prefabricated superposed beam bottom rib 5 and the prefabricated superposed beam bottom rib 3 and the prefabricated superposed beam 3, The precast composite beam wale 5 has no collision.
And step two, building a BIM (building information modeling) model of the prefabricated column 1 and the prefabricated composite beam 2 by using REVIT (software-based information technology) software according to a prefabricated part splitting design drawing after two-dimensional environment plane deepening, performing three-dimensional assembly, importing the assembled prefabricated column and the prefabricated composite beam into Naviscerk software, performing collision check by using a collision check function, and exporting a collision report to Revit software to perform feasibility adjustment on the prefabricated composite beam bottom rib 3 in a three-dimensional environment until no collision exists.
And step three, simulating the hoisting sequence of the prefabricated superposed beam 2 by using REVIT software, and issuing a scheme of the hoisting sequence of the prefabricated superposed beam 2. Avoid causing the reinforcing bar collision because of the hoist and mount order is unreasonable to cause secondary reworking, ensure that the once only installation of on-spot hoist and mount construction is accomplished, guarantee efficiency of construction and construction quality.
Step four, the prefabricated composite beam waist ribs 5 are connected through straight thread sleeves, the straight thread sleeves are embedded into the prefabricated composite beam 2 during production of the prefabricated composite beam 2, a component production unit opens the teeth of the prefabricated composite beam waist ribs 5 according to a drawing, the prefabricated composite beam waist ribs 5 are screwed into the straight thread sleeves after the component is demoulded, and the situation that the prefabricated composite beam cannot be screwed into the site waist ribs due to rusting of the straight thread sleeves after the prefabricated composite beam is stored in a storage yard for a long time is avoided. And hoisting the prefabricated column 1 and the prefabricated superposed beam 2.
The hoisting operation is carried out according to the following method: firstly, a stirrup at the bottom of the prefabricated column 1 is sleeved at the joint of the prefabricated column 1 and the prefabricated superposed beam 2. And secondly, sequentially placing the prefabricated superposed beams 2 according to the hoisting sequence scheme in the third step. Thirdly, placing all prefabricated superposed beam stirrups 6 at the lower part of the lowest prefabricated superposed beam waist reinforcement 5, completing binding, screwing the lowest prefabricated superposed beam waist reinforcement 5 into the embedded straight thread sleeve, repeating the operations of the prefabricated superposed beam stirrups 6 and the prefabricated superposed beam waist reinforcements 5, and completing binding of the prefabricated superposed beam stirrups 6 and the prefabricated superposed beam waist reinforcements 5 at the beam column nodes. And fourthly, penetrating the prefabricated superposed beam gluten.
And fifthly, manufacturing a construction simulation video of the prefabricated column 1 and the prefabricated superposed beam 2 node of the assembly type concrete frame structure, and performing unit visualization for managers and labor teams.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (3)
1. A beam column node deepening design and installation method of an assembly type concrete frame structure based on a BIM technology is characterized by comprising the following steps:
step one, after a prefabricated part splitting design drawing is finalized, sequentially guiding a prefabricated column (1) and a prefabricated superposed beam (2) part steel bar processing plan drawing into a floor plan drawing by using CAD software, deepening the prefabricated column (1) and prefabricated superposed beam (2) part splitting design drawing in a two-dimensional environment by using copying, pasting and aligning commands to align contour lines of the prefabricated column (1) and the prefabricated superposed beam (2) in the floor plan layout drawing, and ensuring that the distance between a prefabricated superposed beam bottom rib (3) and a prefabricated column main rib (4) and the distance between the prefabricated superposed beam bottom rib (3) and a prefabricated superposed beam bottom rib (3) are free of collision between the prefabricated superposed beam waist rib (5) and the prefabricated column main rib (4), between the prefabricated superposed beam waist rib (5) and the prefabricated superposed beam bottom rib (3) and between the prefabricated superposed beam waist rib (5);
step two, building a BIM (building information modeling) model of the prefabricated column (1) and the prefabricated composite beam (2) by using REVIT software according to a prefabricated part splitting design drawing after two-dimensional environment plane deepening, performing three-dimensional assembly, importing the BIM model into Naviscerk software, performing collision check by using a collision check function, and exporting a collision report to Revit software to perform feasibility adjustment on the prefabricated composite beam bottom rib (3) in a three-dimensional environment until no collision exists;
step three, simulating the hoisting sequence of the prefabricated superposed beam (2) by using REVIT software, and issuing a scheme of the hoisting sequence of the prefabricated superposed beam (2);
and fourthly, connecting the prefabricated superposed beam waist ribs (5) by adopting straight thread sleeves, burying the straight thread sleeves into the prefabricated superposed beams (2) during the production of the prefabricated superposed beams (2), opening the prefabricated superposed beam waist ribs (5) according to a drawing by a component production unit, screwing the prefabricated superposed beam waist ribs (5) into the straight thread sleeves after the components are demoulded, and hoisting the prefabricated columns (1) and the prefabricated superposed beams (2).
And fifthly, manufacturing a construction simulation video of the prefabricated column (1) and the prefabricated superposed beam (2) of the assembly type concrete frame structure, and performing unit visualization for the managers and the labor teams.
2. The deep design and installation method of beam-column joints of the prefabricated concrete frame structure based on the BIM technology as claimed in claim 1, wherein in the first step, the distance between the prefabricated superposed beam bottom ribs (3) and the prefabricated column main ribs (4) and the distance between the prefabricated superposed beam bottom ribs (3) and the prefabricated superposed beam bottom ribs (3) are ensured to be not less than 10 mm.
3. The deep design and installation method of beam-column joints of the fabricated concrete frame structure based on the BIM technology according to claim 1, characterized in that the hoisting operation is carried out in the fourth step according to the following method: firstly, sleeving a stirrup at the bottom of a prefabricated column (1) at a joint of the prefabricated column (1) and the prefabricated superposed beam (2); secondly, placing the prefabricated superposed beams (2) in sequence according to the hoisting sequence scheme in the third step; thirdly, placing all prefabricated superposed beam stirrups (6) at the lower part of the lowest prefabricated superposed beam waist rib (5), completing binding, screwing the lowest prefabricated superposed beam waist rib (5) into the pre-embedded straight thread sleeve, repeating the operations of the prefabricated superposed beam stirrups (6) and the prefabricated superposed beam waist ribs (5), and completing binding of the prefabricated superposed beam stirrups (6) and the prefabricated superposed beam waist ribs (5) at the beam column nodes; and fourthly, penetrating the prefabricated superposed beam gluten.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010283545.3A CN111794368A (en) | 2020-04-13 | 2020-04-13 | Assembly type beam-column joint deepening design and installation method based on BIM |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010283545.3A CN111794368A (en) | 2020-04-13 | 2020-04-13 | Assembly type beam-column joint deepening design and installation method based on BIM |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482563A (en) * | 2020-12-03 | 2021-03-12 | 仲恺农业工程学院 | Assembly type building concrete steel mixed frame structure and assembly method |
| CN114457933A (en) * | 2022-02-22 | 2022-05-10 | 金中天建设集团有限公司 | Slurry anchor lapping construction method for GFRP corrugated pipe of prefabricated shear wall based on BIM |
| CN118071876A (en) * | 2024-04-17 | 2024-05-24 | 中国建筑西南设计研究院有限公司 | Automatic sample-turning method, equipment and medium for special-shaped plate bottom ribs |
-
2020
- 2020-04-13 CN CN202010283545.3A patent/CN111794368A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482563A (en) * | 2020-12-03 | 2021-03-12 | 仲恺农业工程学院 | Assembly type building concrete steel mixed frame structure and assembly method |
| CN112482563B (en) * | 2020-12-03 | 2023-05-12 | 仲恺农业工程学院 | Assembled building concrete steel mixed frame structure and assembling method |
| CN114457933A (en) * | 2022-02-22 | 2022-05-10 | 金中天建设集团有限公司 | Slurry anchor lapping construction method for GFRP corrugated pipe of prefabricated shear wall based on BIM |
| CN118071876A (en) * | 2024-04-17 | 2024-05-24 | 中国建筑西南设计研究院有限公司 | Automatic sample-turning method, equipment and medium for special-shaped plate bottom ribs |
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Application publication date: 20201020 |