CN111058640A - Construction process of special-shaped hollow aluminum veneer ceiling under steel truss - Google Patents
Construction process of special-shaped hollow aluminum veneer ceiling under steel truss Download PDFInfo
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- CN111058640A CN111058640A CN201911351091.2A CN201911351091A CN111058640A CN 111058640 A CN111058640 A CN 111058640A CN 201911351091 A CN201911351091 A CN 201911351091A CN 111058640 A CN111058640 A CN 111058640A
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- keel
- suspended ceiling
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Classifications
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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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/18—Means for suspending the supporting construction
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/22—Connection of slabs, panels, sheets or the like to the supporting construction
- E04B9/24—Connection of slabs, panels, sheets or the like to the supporting construction with the slabs, panels, sheets or the like positioned on the upperside of, or held against the underside of the horizontal flanges of the supporting construction or accessory means connected thereto
Abstract
The invention discloses a construction process of a special-shaped hollow aluminum veneer ceiling under a steel truss, which comprises the following steps: firstly, reviewing drawings and designing secondarily; (II) designing scheme cross-over; processing and installing a suspender and a keel; and (IV) installing and constructing the aluminum veneer. By applying the method, the one-step forming excellent rate of the special-shaped hollow aluminum single-plate suspended ceiling under the steel truss is improved, the rigidity and the safety stability of the suspended ceiling structure are greatly improved, a large amount of suspended ceiling maintenance and repair construction is avoided, the suspended ceiling decoration construction period is shortened, and the input of personnel materials is reduced; through diversified and visual intersection of BIM technology, animation demonstration, VR and the like, good conditions are created for subsequent decoration construction.
Description
Technical Field
The invention relates to a construction process of a special-shaped hollow aluminum veneer ceiling under a steel truss, and belongs to the technical field of building construction.
Background
Along with the high-speed development of the building industry, the form of a large-space steel truss roof is more and more common, and the form of a steel truss lower suspended ceiling is more and more diversified. For promoting whole result of use, ensure good daylighting, the sunshade effect in furred ceiling hall, and do not influence whole construction progress, it is especially important to improve aluminium veneer furred ceiling construction impression quality. However, the construction drawing set of the structural layer or the related standard for the temporary steel-free truss suspended ceiling in the state and industry at present can be consulted and referred. In the face of the difficult problems of various shapes, complex nodes and the like of the special-shaped hollow aluminum single plate suspended ceiling under the steel truss, no related construction experience exists at present; in practice, more and more suspended ceilings such as net racks, steel roof trusses and the like are encountered, and a construction method which is standardized and normalized, advanced in construction process, high in technical content, guaranteed in quality, economical and reasonable is urgently needed in society.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a construction process of a special-shaped hollow aluminum veneer ceiling under a steel truss.
In order to solve the technical problem, the technical scheme adopted by the invention comprises the following steps:
(I) review and secondary design of drawings
1, deeply designing a drawing according to the actual engineering situation and the design requirement;
2, the special-shaped suspended ceiling adopts an aluminum single plate full-wrapping keel form, adopts a 50 multiplied by 4 square tube combined frame to replace a traditional light steel keel form, and adopts a 50 multiplied by 4 square tube to replace a screw rod;
3 deepening a node optimization scheme; according to the characteristics of the materials such as the hanger rod and the keel of the optimized scheme, the connection forms of the hanger rod and the steel truss, the hanger rod and the main keel, the main and secondary keel and the like are deeply designed; implementing the deepened node method to form a node detailed diagram and an effective change file;
4, a professional design unit examines and issues a professional optimized design drawing;
(II) design scheme bottom crossing
After scheme optimization and node detailed diagram deepening design are completed, in order to enable the construction process to be more visual, a BIM model is established, sketchup and 3D MAX auxiliary software are used for enabling the contents of the optimized scheme and the node detailed diagram to form a hall special-shaped transparent suspended ceiling primary refined-installation effect diagram, visual background intersection is conducted through videos and VR forms, the contents are enabled to be more visual, and the mastering degree of workers on background intersection contents is enhanced;
(III) processing and mounting of hanger rod and keel
Processing a suspender and a keel square tube according to the node deepening design; the hanger rod and the keel are processed outside the field and installed on the field.
1 processing primary and secondary keels
In order to ensure the integral texture of the suspended ceiling and the stability of the aluminum veneer, the suspended ceiling main keel adopts a form of replacing the traditional light steel keel by a 50 multiplied by 4 square tube combined frame, wherein the main keel adopts a 150 multiplied by 200 square tube (50 multiplied by 4) frame combined beam, and the secondary keel adopts a 50 multiplied by 200 square tube (50 multiplied by 4) frame combined secondary beam;
2 boom and keel mounting
1) Determining the arrangement form and the position of a main keel (GL1) and a secondary keel (GL2) according to the shape of the special-shaped hollow aluminum single-plate suspended ceiling, wherein the distance between the secondary keels (GL2) is 1200 mm;
2) boom optimization
The screw rod is replaced by the square tube of 50 multiplied by 4, and the square tube has enough rigidity and stability, so that the arrangement of a steel structure conversion layer can be omitted, and the influence on the appearance of the hollow ceiling caused by the arrangement of the conversion layer is avoided; meanwhile, because the top of the suspended ceiling is of a steel truss structure, suspended ceiling hanging points need to be arranged on lower chord members of the steel truss; the lower part of the suspender is arranged on the main keel which is superposed with the plane projection of the lower chord of the steel truss;
3) deepening node installation
After optimization, the hanger rod adopts a 50 multiplied by 4 square tube and the primary and secondary keels adopt a 50 multiplied by 4 square tube combined frame to replace a traditional light steel keel form, the assembly of the keel square tube combined frame, the connection between the primary and secondary keels and the connection between the hanger rod and the primary keel all adopt a welding form, and an M20U type clamping pipe hanger form is adopted between the hanger rod and the lower chord of the steel truss;
(IV) aluminum veneer installation construction
After the keels and the suspenders are concealed and accepted, the top, the bottom and the side aluminum single plates of each special-shaped suspended ceiling are sequentially installed according to the design shape and the size, and the upper, the lower and the side surfaces of the keels are all wrapped by the 2.0mm thick aluminum single plates.
The characteristics of the method of the invention
2.1 the construction method changes the traditional suspended ceiling form of the aluminum veneer of the light steel keel, and adopts the square tube to replace a screw rod hanging rib and the square tube combined frame to replace the light steel keel, so that a suspended ceiling structure system has better rigidity and stability, and the construction quality and safety are easier to be effectively controlled;
2.2 the arrangement of a steel structure conversion layer is avoided by using the square tube suspender, the influence of a square frame type steel structure conversion layer on the appearance effect of the special-shaped transparent suspended ceiling is avoided while the sufficient stability of a suspended ceiling system is met, and the suspended ceiling under the daylighting ceiling is more attractive;
2.3 this technology has improved the special-shaped through-hole aluminium veneer furred ceiling construction one shot forming goodness under the steel truss than traditional way, has improved the rigidity and the safety and stability of furred ceiling structure, has avoided a large amount of reprocess constructions, has shortened furred ceiling and has decorated construction period, and the construction material cost is low, has reduced the input of personnel's material, can effectively reduce construction cost.
Application scope of the invention
The construction process is suitable for construction of special-shaped hollow aluminum veneer ceiling projects under large-space steel net racks and steel roof trusses, and can be popularized and applied to other forms of hollow ceiling projects under large-space steel net racks and steel roof trusses.
The invention's process principle
The construction technology of the special-shaped hollow aluminum single-plate suspended ceiling under the steel truss is that according to actual requirements of a construction site and related requirements of safe civilized construction, the traditional suspended ceiling form and construction scheme of the light steel keel are optimized, the special-shaped suspended ceiling adopts the form of the aluminum single-plate fully-wrapped keel, and a 50 multiplied by 4 square tube replaces a screw rod hanging rib and a 50 multiplied by 4 square tube combined frame replaces the light steel keel. The arrangement of a steel structure conversion layer is avoided by using the square tube hanging rod, the influence of a square frame type steel structure conversion layer on the impression effect of the special-shaped transparent suspended ceiling is avoided, and the suspended ceiling under the daylighting roof is more attractive; meanwhile, the suspended ceiling structure system has better rigidity and stability, and the construction quality and safety are easier to be effectively controlled.
Has the advantages that:
1 economic benefits
By applying the method, the one-step forming excellent rate of the special-shaped hollow aluminum single-plate suspended ceiling under the steel truss is improved, the rigidity and the safety stability of the suspended ceiling structure are greatly improved, a large amount of suspended ceiling maintenance and repair construction is avoided, the suspended ceiling decoration construction period is shortened, and the input of personnel materials is reduced; through diversified and visual intersection of BIM technology, animation demonstration, VR and the like, good conditions are created for subsequent decoration construction.
Social benefits
The process perfectly solves the problem of the special-shaped hollow suspended ceiling under the steel truss through a reasonably designed keel form and a suspended ceiling structure system. The method provides reliable decision basis and technical indexes for the construction of special-shaped suspended ceiling engineering under similar net racks and steel roof trusses, the novel construction technology can promote the technical progress of suspended ceiling construction under various difficult conditions, and the social benefit and the environmental benefit are obvious. The consistent recognition of owners and departments in charge is obtained, and a good enterprise image is established.
Detailed Description
In the embodiment, scientific and technological innovation is carried out on the daylighting top of the outpatient hall of the outpatient medical technology building (second stage) of the affiliated hospital of Qingdao university by combining construction practice, the innovation is carried out on how to change the construction focus and difficulty of the special-shaped suspended ceiling below the steel truss of the outpatient hall into construction characteristics and bright points, the construction scheme of the special-shaped hollow suspended ceiling below the steel truss is optimized finally, the construction method of the special-shaped hollow aluminum single-plate suspended ceiling below the steel truss is developed, and the problem of construction of the special-shaped hollow suspended ceiling below the steel truss is.
The construction process of the special-shaped hollow aluminum veneer ceiling under the steel truss provided by the embodiment comprises the following steps:
(I) review and secondary design of drawings
1, deeply designing a drawing according to the actual engineering situation and the design requirement. The top daylighting roof of the engineering outpatient service hall is in a form of a forward placed steel truss, and a special-shaped hollow aluminum single-plate suspended ceiling is adopted below the truss. If adopt traditional light gauge steel aluminium veneer furred ceiling way, according to the standard and require traditional furred ceiling jib upper portion to set up the steel construction conversion layer for rack, steel roof truss time. For promoting the whole result of use of the hall of outpatient service, ensure good daylighting, the sunshade effect in hall, lead screw lifting bar + steel construction conversion layer form can not satisfy the stability and the impression effect of furred ceiling, consequently need optimize traditional light gauge steel furred ceiling scheme.
2 to this engineering condition, design optimization adopts aluminium veneer to wrap fossil fragments form entirely with special-shaped furred ceiling, adopts 50 x 4 square pipe built-up frame to replace traditional light gauge steel form, adopts 50 x 4 square pipe to replace the lead screw, because of the square pipe has sufficient rigidity and stability, can omit the setting of steel construction conversion layer.
And 3, deepening a node optimization scheme. According to the characteristics of the materials such as the hanger rod and the keel of the optimized scheme, the connection forms of the hanger rod and the steel truss, the hanger rod and the main keel, the main and secondary keel and the like are deeply designed; and the deepened node method is implemented to form a node detailed diagram and an effective change file.
And 4, examining and issuing a professional optimized design drawing by a professional design unit. And combining the similar construction experience in the past, performing secondary deepening design on the construction drawing by a construction unit, and confirming the construction drawing by the original design unit.
(II) design scheme bottom crossing
Because the process is an improvement of the traditional process and is greatly different from the traditional process, the process needs to carry out more detailed and visual diversified intersection on constructors.
After scheme optimization and node detailed diagram deepening design are completed, in order to enable the construction process to be more visual, a BIM model is established, auxiliary software such as sketchup and 3D MAX is used for enabling contents such as the optimization scheme and the node detailed diagram to form a hall special-shaped hollow suspended ceiling preliminary elaborately-packed effect diagram, visual background intersection is conducted through the forms such as video and VR, the contents are enabled to be more visual, and the mastering degree of the contents of the background intersection is enhanced for workers.
(III) processing and mounting of hanger rod and keel
And (4) machining the suspender and the keel square tube according to the node deepening design. The hanger rod and the keel are processed outside the field and installed on the field.
1 processing primary and secondary keels
In order to ensure the integral texture of the suspended ceiling and the stability of the aluminum single plate, the suspended ceiling main keel is determined to adopt a 50X 4 square tube combined frame to replace the traditional light steel keel form, wherein the main keel adopts a 150X 200 square tube (50X 4) frame combined beam, and the secondary keel adopts a 50X 200 square tube (50X 4) frame combined secondary beam.
2 boom and keel mounting
1) According to the modeling of the special-shaped hollow aluminum single-plate suspended ceiling, the arrangement form and the position of a main keel (GL1) and a secondary keel (GL2) are determined, wherein the distance between the secondary keels (GL2) is 1200 mm.
2) Boom optimization
The screw rod is replaced by the square tube of 50 multiplied by 4, and the square tube has enough rigidity and stability, so that the arrangement of a steel structure conversion layer can be omitted, and the influence on the appearance of the hollow suspended ceiling caused by the arrangement of the conversion layer is avoided. Meanwhile, because the top of the suspended ceiling is of a steel truss structure, suspended ceiling hanging points need to be arranged on lower chord members of the steel truss; the lower part of the suspender is arranged on the main keel which is superposed with the plane projection of the lower chord of the steel truss.
3) Deepening node installation
Because the optimized suspender adopts a 50 multiplied by 4 square tube and the primary and secondary keels adopt a 50 multiplied by 4 square tube combined frame to replace the traditional light steel keel form, the assembly of the keel square tube combined frame, the connection between the primary and secondary keels and the connection between the suspender and the primary keel all adopt a welding form, and an M20U type clamping pipe hanging bracket form is adopted between the suspender and the lower chord of the steel truss.
(IV) aluminum veneer installation construction
After the keels and the suspenders are concealed and accepted, the top, the bottom and the side aluminum single plates of each special-shaped ceiling are sequentially installed according to the design shape and the size, namely the upper, the lower and the side surfaces of the 2.0mm thick aluminum single plate keels are all wrapped, and the attractiveness of the special-shaped aluminum single plate ceiling is ensured.
Example 2 example of application
The construction method is successfully applied to the east-district outpatient training comprehensive building project of the affiliated hospital of Qingdao university, the multi-functional building reconstruction project of Party and school of Zhongqingdao city and Committee, and the network type energy station construction projects of No. 2 and No. 3 of Qingdao Jiaodong international airports, the engineering quality meets the expected requirements, and the east-district outpatient training comprehensive building of the affiliated hospital of Qingdao university is taken as an example at present.
Overview of the engineering
The practical training comprehensive building project of the east outpatient service of the affiliated hospital of Qingdao university is located in the Laoshan mountain area of Qingdao, and is located in the West province of Hello and the south of Yinchuan road, and the total construction area of the project is 33875.43 square meters, and the practical training comprehensive building project mainly comprises a general practitioner clinical culture base, outpatients, an experience center, an underground parking garage and the like. The engineering is 3 layers underground and 4 layers above the ground, and the structural form is a frame structure. The engineering construction unit is a subsidiary hospital of Qingdao university, the supervision unit is Qingdao Huapeng engineering consulting group company, and the construction unit is a middle-sized rubber construction group company.
Construction conditions
The east-region outpatient training comprehensive building of the affiliated hospital of Qingdao university is a second-stage project of the east-region comprehensive ward building and the outpatient training comprehensive building of the affiliated hospital of Qingdao university, and the project fully reflects the special color, energy-saving and environment-friendly principle of modern hospitals, and is economical, practical, attractive and elegant.
The top daylighting roof of the outpatient service hall is in a form of a forward truss, and a special-shaped aluminum single-plate suspended ceiling is adopted below the outpatient service hall truss according to the requirements of design and construction units. For promoting the whole result of use in outpatient service hall, ensure good daylighting, the sunshade effect in hall, and do not influence whole construction progress, it is especially important to improve aluminium veneer furred ceiling construction impression quality.
Engineering monitoring and application effect
This engineering furred ceiling top is the daylighting top, and traditional lead screw hangs muscle upper portion and should set up the steel construction conversion layer when being rack, steel roof truss, and the setting of steel construction conversion layer will influence the whole impression effect of furred ceiling. Through the application of the construction method, the installation process of the special-shaped aluminum veneer suspended ceiling under the steel truss is safe and reliable, and the lighting and attractive requirements of the suspended ceiling are met. The special-shaped suspended ceiling can meet the overall stability, flatness and impression quality of the special-shaped suspended ceiling and can guide site construction.
Claims (1)
1. The construction process of the special-shaped hollow aluminum veneer ceiling under the steel truss is characterized by comprising the following steps:
(I) review and secondary design of drawings
1, deeply designing a drawing according to the actual engineering situation and the design requirement;
2, the special-shaped suspended ceiling adopts an aluminum single plate full-wrapping keel form, adopts a 50 multiplied by 4 square tube combined frame to replace a traditional light steel keel form, and adopts a 50 multiplied by 4 square tube to replace a screw rod;
3 deepening a node optimization scheme; according to the characteristics of the materials such as the hanger rod and the keel of the optimized scheme, the connection forms of the hanger rod and the steel truss, the hanger rod and the main keel, the main and secondary keel and the like are deeply designed; implementing the deepened node method to form a node detailed diagram and an effective change file;
4, a professional design unit examines and issues a professional optimized design drawing;
(II) design scheme bottom crossing
After scheme optimization and node detailed diagram deepening design are completed, in order to enable the construction process to be more visual, a BIM model is established, sketchup and 3D MAX auxiliary software are used for enabling the contents of the optimized scheme and the node detailed diagram to form a hall special-shaped transparent suspended ceiling primary refined-installation effect diagram, visual background intersection is conducted through videos and VR forms, the contents are enabled to be more visual, and the mastering degree of workers on background intersection contents is enhanced;
(III) processing and mounting of hanger rod and keel
Processing a suspender and a keel square tube according to the node deepening design; the hanger rod and the keel are processed outside the field and installed on the field.
1 processing primary and secondary keels
In order to ensure the integral texture of the suspended ceiling and the stability of the aluminum veneer, the suspended ceiling main keel adopts a form of replacing the traditional light steel keel by a 50 multiplied by 4 square tube combined frame, wherein the main keel adopts a 150 multiplied by 200 square tube (50 multiplied by 4) frame combined beam, and the secondary keel adopts a 50 multiplied by 200 square tube (50 multiplied by 4) frame combined secondary beam;
2 boom and keel mounting
1) Determining the arrangement form and the position of a main keel (GL1) and a secondary keel (GL2) according to the shape of the special-shaped hollow aluminum single-plate suspended ceiling, wherein the distance between the secondary keels (GL2) is 1200 mm;
2) boom optimization
The screw rod is replaced by the square tube of 50 multiplied by 4, and the square tube has enough rigidity and stability, so that the arrangement of a steel structure conversion layer can be omitted, and the influence on the appearance of the hollow ceiling caused by the arrangement of the conversion layer is avoided; meanwhile, because the top of the suspended ceiling is of a steel truss structure, suspended ceiling hanging points need to be arranged on lower chord members of the steel truss; the lower part of the suspender is arranged on the main keel which is superposed with the plane projection of the lower chord of the steel truss;
3) deepening node installation
After optimization, the hanger rod adopts a 50 multiplied by 4 square tube and the primary and secondary keels adopt a 50 multiplied by 4 square tube combined frame to replace a traditional light steel keel form, the assembly of the keel square tube combined frame, the connection between the primary and secondary keels and the connection between the hanger rod and the primary keel all adopt a welding form, and an M20U type clamping pipe hanger form is adopted between the hanger rod and the lower chord of the steel truss;
(IV) aluminum veneer installation construction
After the keels and the suspenders are concealed and accepted, the top, the bottom and the side aluminum single plates of each special-shaped suspended ceiling are sequentially installed according to the design shape and the size, and the upper, the lower and the side surfaces of the keels are all wrapped by the 2.0mm thick aluminum single plates.
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| CN201911351091.2A CN111058640A (en) | 2019-12-24 | 2019-12-24 | Construction process of special-shaped hollow aluminum veneer ceiling under steel truss |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116065750A (en) * | 2023-03-06 | 2023-05-05 | 山西五建集团有限公司 | Steel structure multifunctional hall wavy aluminum plate suspended ceiling and modularized installation method thereof |
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| KR20190001595U (en) * | 2017-12-19 | 2019-06-27 | 김도현 | None Caulking System Ceiling and None Caulking System Wall Partition |
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| CN116065750A (en) * | 2023-03-06 | 2023-05-05 | 山西五建集团有限公司 | Steel structure multifunctional hall wavy aluminum plate suspended ceiling and modularized installation method thereof |
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Application publication date: 20200424 |
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