CN117888580A - Construction method of high-precision formwork system of inner octagonal pressured pipe gallery - Google Patents
Construction method of high-precision formwork system of inner octagonal pressured pipe gallery Download PDFInfo
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- 238000010276 construction Methods 0.000 title claims abstract description 151
- 238000009415 formwork Methods 0.000 title claims abstract description 99
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 238000003825 pressing Methods 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims abstract description 56
- 238000004088 simulation Methods 0.000 claims abstract description 39
- 239000002023 wood Substances 0.000 claims abstract description 35
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 21
- 238000004458 analytical method Methods 0.000 claims abstract description 21
- 238000013461 design Methods 0.000 claims abstract description 21
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000000465 moulding Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000006399 behavior Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000008520 organization Effects 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000009435 building construction Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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Abstract
The invention provides a construction method of an internal octagonal high-precision formwork system with a pipe pressing gallery, which belongs to the technical field of building construction, and the construction method of the internal octagonal high-precision formwork system with the pipe pressing gallery is that constructors construct a VDC model according to a design drawing of the internal octagonal high-precision formwork system with the pipe pressing gallery and a construction surrounding environment, so that simulation analysis in a modeling construction process is performed, and the construction process is optimized; processing a component in the construction process of the high-precision formwork system with the inner octagonal pipe pressing gallery; embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, and constructing and assembling; mounting the wood templates on the assembled components in sections; supporting at reserved supporting points of the steel plate; pouring concrete; constructing a pipe pressing gallery in a sectional mode; the high-precision formwork system can solve the problems that the existing high-precision formwork system with the inner octagonal pipe pressing gallery is complex in construction operation and difficult to guarantee construction precision control.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a high-precision formwork system construction method for an inner octagonal pressured pipe gallery.
Background
With the continuous acceleration of the urban process, land resources become more and more scarce, and the traditional building mode can not meet the construction requirements of modern buildings on high precision, high efficiency and high quality. Therefore, the high-precision formwork system with the inner octagonal pipe pressing gallery is used as a novel building construction mode, and has important research significance and application prospect. The high-precision die carrier system of the inner octagonal pressured pipe gallery is improved and innovated on the basis of the traditional die carrier system, and has higher precision and efficiency. The system realizes the tight connection of the pipeline and the die carrier by arranging the pipe pressing gallery inside the pipeline, thereby improving the construction quality and efficiency. Meanwhile, the system adopts advanced processing technology and materials, so that the pipeline connection position is firmer and more reliable, and the quality problem caused by water leakage and falling of the pipeline connection position is greatly reduced. In practical engineering application, the high-precision formwork system of the inner octagonal pressurized pipe gallery can be applied to various buildings, such as houses, businesses, cultures, medical buildings and the like. Through the construction of the system, the structural safety, the service life and the durability of the building can be improved, the maintenance and replacement cost caused by the construction quality problem is reduced, and the maintenance cost and the operation cost are greatly reduced.
However, the existing high-precision formwork system with the inner octagonal pipe pressing gallery is complex in construction operation, and construction precision control is difficult to ensure.
Disclosure of Invention
In view of the above, the invention provides a construction method of an inner octagonal high-precision die carrier system with a pipe pressing gallery, which can solve the problems that the existing inner octagonal high-precision die carrier system with a pipe pressing gallery is complex in construction operation and difficult to guarantee construction precision control.
The invention is realized in the following way:
the invention provides a construction method of a high-precision formwork system of an inner octagonal pressured pipe gallery, which comprises the following steps:
s10: constructing a VDC model by constructors according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and adopting LUMION and FUZOR software to perform simulation analysis in the modeling construction process so as to optimize the construction process;
s20: processing the components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces;
s30: embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, and constructing and assembling;
s40: mounting the wood templates on the assembled components in sections;
s50: adopting a cross supporting mode to support reserved supporting points of the steel plate;
s60: constructing a pipe pressing gallery in a sectional mode;
s70: pouring concrete on the pressurized pipe gallery and curing;
s80: after concrete pouring is completed, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured;
s90: and repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery.
The invention provides a high-precision formwork system construction method for an inner octagonal pressured pipe gallery, which has the following technical effects: constructing a VDC model by constructors according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and adopting LUMION and FUZOR software to perform simulation analysis in the modeling construction process so as to optimize the construction process; processing the components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces; embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, and constructing and assembling; mounting the wood templates on the assembled components in sections; adopting a cross supporting mode to support reserved supporting points of the steel plate; constructing a pipe pressing gallery in a sectional mode; pouring concrete on the pressurized pipe gallery and curing; after concrete pouring is completed, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured; repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery; the high-precision formwork system can solve the problems that the existing high-precision formwork system with the inner octagonal pipe pressing gallery is complex in construction operation and difficult to guarantee construction precision control.
On the basis of the technical scheme, the construction method of the high-precision formwork system of the inner octagonal pressured pipe gallery can be improved as follows:
the method for constructing the pipe rack comprises the following concrete steps of:
the first step, dividing the pressurized pipe gallery into 6 construction sections;
secondly, marking the construction section as 1, 2, 3, 4, 5 and 6 sections along the length direction of the inner octagonal pressured pipe gallery in sequence;
thirdly, after carrying out discontinuous construction on the pressed pipe gallery, adjusting the precision of the construction section, namely carrying out 2, 3 and 6 sections of construction firstly;
and fourthly, performing construction of mutually continuous sections, namely performing 1, 4 and 5 sections of construction.
Further, the specific steps of constructing the construction section include:
the method comprises the following steps of firstly, installing double jig frames at a construction position of a construction section, wherein the double jig frames are used for providing installation support;
secondly, installing a steel plate at the middle lower part of the double-jig frame;
thirdly, fixing the wood template on the top of the steel plate;
fourthly, fixing the cross support structure on the double jig frame;
fifthly, installing a steel plate on the upper part of the double-jig frame;
sixthly, installing an open-type template on the top of the upper steel plate;
and seventhly, rechecking the positions of the connecting nodes of the adjacent construction sections.
Further, the specific steps for manufacturing the inner octagonal special-shaped component comprise:
the method comprises the steps of firstly, splicing four steel plates and two wood plates sequentially from top to bottom, arranging one wood plate at the bottom, arranging the steel plates at the lower parts of two sides, arranging the wood plates at the middle parts of two sides, arranging the steel plates at the upper parts of two sides, and arranging the steel plates at the top;
step two, eight special connecting pieces are adopted to connect all the plates during processing, wherein wood connecting pieces are adopted at the connecting places of the plates;
thirdly, after blanking the raw material steel plate, flanging the steel plate needing to be hemmed to form an inner angle of 120 DEG, and chamfering the butted edges in advance;
fourthly, reinforcing the steel plate in the steel plate, wherein the steel plate is longitudinally 4 groups and transversely 3 groups;
and fifthly, welding the inner frame support steel plates on the reinforcing part, and connecting the transverse steel plates in sequence by adopting bolt connection.
The connector includes a steel structure connector and a wooden connector for connecting wooden materials.
Further, the specific steps of embedding prefabricated steel bars at certain intervals along the length direction of the inner octagonal pressed pipe gallery and constructing the inner octagonal pressed pipe gallery high-precision formwork system construction area include:
embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, fixing the prefabricated reinforcing steel bars and assembling a jig frame for positioning, and assembling the steel plates at the middle and lower parts after the prefabricated reinforcing steel bars are fixed; marking the bent part and the junction part and accurately installing the bent part and the junction part in sequence.
Further, the wood templates are fixed with the components through clamping grooves.
Further, the wood form is secured to the member by bolts.
Further, the specific steps of performing simulation analysis in the modeling construction process by using LUMION and FUZOR software include:
firstly, supplementing modeling parameters on a VDC model of a high-precision formwork system of an internal octagonal pipe pressing gallery by constructors to represent a concrete structure;
secondly, a constructor guides the VDC model of the high-precision die carrier system of the inner octagonal pressurized pipe gallery into LUMION and FUZOR software to establish boundary conditions;
thirdly, using corresponding algorithms in LUMION and FUZOR software by constructors to simulate a concrete pouring process;
fourthly, after the constructor completes model setting and algorithm selection, the constructor runs simulation; during simulation, LUMION and FUZOR software simulate the flowing, diffusing and shrinking behaviors of concrete and determine the influence of the LUMION and FUZOR software on the performance of the concrete structure;
fifthly, after simulation is completed, the LUMION and FUZOR software generates analysis simulation results and analyzes the analysis simulation results.
The modeling parameters comprise concrete strength grade, aggregate type, pouring method and the like.
The boundary conditions include the position, time, speed, casting equipment, etc. of the concrete casting.
The simulated structure includes concrete volume, mass, temperature, strain, etc.
Further, after the simulation is completed, the constructor generates an analysis simulation result by using the LUMION and FUZOR software, and the specific steps of analyzing the analysis result include:
firstly, using LUMION and FUZOR software to visualize a simulation result by constructors, and adjusting and optimizing according to requirements;
secondly, constructors analyze statistical characteristics of simulation results by using LUMION and FUZOR software, and basic conditions and trends in the construction process are determined;
thirdly, the constructor uses LUMION and FUZOR software to compare with the actual standard;
fourthly, the constructor optimizes the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery;
and fifthly, continuously repeating the above processes by constructors, and optimizing the construction method.
The statistical characteristics comprise average pouring time, pouring pressure, pouring temperature, concrete strength and the like.
Further, the construction staff constructs the VDC model according to the design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and the construction staff comprises the following specific steps:
firstly, a constructor collects and sorts the design drawing of the high-precision formwork system of the inner octagonal pressed pipe gallery completely;
step two, constructors classify the design drawing of the high-precision formwork system of the inner octagonal pressed pipe gallery and the construction surrounding environment step by adopting a hierarchical classification method, and put forward an encoding rule based on information organization to encode all parts of the high-precision formwork system of the inner octagonal pressed pipe gallery;
thirdly, constructors uniformly standardize parameters of all parts of the high-precision formwork system of the inner octagonal pressurized pipe gallery, and create shared parameter files to be used in different families and projects;
fourthly, inputting the shared parameter file to a Graphisoft Archicad software platform by constructors, constructing three-dimensional models of all parts of the inner octagonal pressured pipe gallery high-precision formwork system according to a scheme of a design drawing of the inner octagonal pressured pipe gallery high-precision formwork system, classifying and summarizing the three-dimensional models, and establishing a family base of the inner octagonal pressured pipe gallery high-precision formwork system;
fifthly, calling each part in the inner octagonal pipe pressing gallery high-precision die frame system according to the actual condition of the inner octagonal pipe pressing gallery high-precision die frame system by constructors, and modifying parameters of the inner octagonal pipe pressing gallery high-precision die frame system through external data file driving to generate corresponding examples;
and sixthly, uniformly assembling by constructors to form the complete high-precision formwork system VDC model of the inner octagonal pressurized pipe gallery.
Compared with the prior art, the high-precision formwork system construction method for the inner octagonal pressurized pipe gallery has the beneficial effects that: constructing a VDC model by constructors according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and adopting LUMION and FUZOR software to perform simulation analysis in the modeling construction process so as to optimize the construction process; processing the components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces; embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, and constructing and assembling; mounting the wood templates on the assembled components in sections; adopting a cross supporting mode to support reserved supporting points of the steel plate; constructing a pipe pressing gallery in a sectional mode; pouring concrete on the pressurized pipe gallery and curing; after concrete pouring is completed, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured; repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery; the high-precision formwork system can solve the problems that the existing high-precision formwork system with the inner octagonal pipe pressing gallery is complex in construction operation and difficult to guarantee construction precision control.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments of the present invention will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an operational flow diagram of a method for constructing a high-precision formwork system with an internal octagonal pressed pipe gallery.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in FIG. 1, the invention provides an operation flow chart of a construction method of a high-precision formwork system of an inner octagonal pressured pipe gallery, which comprises the following steps:
s10: constructing a VDC model by constructors according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and adopting LUMION and FUZOR software to perform simulation analysis in the modeling construction process so as to optimize the construction process;
s20: processing components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces;
s30: the construction area of the high-precision formwork system of the inner octagonal pipe pressing gallery is embedded with prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery, and the prefabricated reinforcing steel bars are constructed and assembled;
s40: mounting the wood templates on the assembled components in sections;
s50: adopting a cross supporting mode to support reserved supporting points of the steel plate;
s60: constructing a pipe pressing gallery in a sectional mode;
s70: pouring concrete on the pressurized pipe gallery and curing;
s80: after concrete pouring is finished, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured;
s90: and repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery.
When the method is used, a constructor builds a VDC model according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and simulation analysis in the modeling construction process is carried out by using LUMION and FUZOR software, so that the construction process is optimized; processing components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces; the construction area of the high-precision formwork system of the inner octagonal pipe pressing gallery is embedded with prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery, and the prefabricated reinforcing steel bars are constructed and assembled; mounting the wood templates on the assembled components in sections; adopting a cross supporting mode to support reserved supporting points of the steel plate; constructing a pipe pressing gallery in a sectional mode; pouring concrete on the pressurized pipe gallery and curing; after concrete pouring is finished, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured; and repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery.
In the technical scheme, the specific steps of the sectional construction of the pressurized pipe gallery comprise:
the first step, dividing a pressurized pipe gallery into 6 construction sections;
secondly, marking the construction sections as 1, 2, 3, 4, 5 and 6 sections along the length direction of the inner octagonal pressed pipe gallery;
thirdly, after carrying out discontinuous construction on the pressed pipe gallery, adjusting the precision of a construction section, namely carrying out 2, 3 and 6 sections of construction firstly;
and fourthly, performing construction of mutually continuous sections, namely performing 1, 4 and 5 sections of construction.
Further, in the above technical solution, the specific steps of performing construction on the construction section include:
the method comprises the following steps of firstly, installing double jig frames at construction positions of construction sections for providing installation support;
secondly, installing a steel plate at the middle lower part of the double-jig frame;
thirdly, fixing the wood template on the top of the steel plate;
fourthly, fixing the cross support structure on the double jig frames;
fifthly, installing a steel plate on the upper part of the double-jig frame;
sixthly, installing an open-type template on the top of the upper steel plate;
and seventhly, rechecking the positions of the connecting nodes of the adjacent construction sections.
Further, in the above technical solution, the specific steps for manufacturing the inner octagonal special-shaped member include:
the method comprises the steps of firstly, splicing four steel plates and two wood plates sequentially from top to bottom, arranging one wood plate at the bottom, arranging the steel plates at the lower parts of two sides, arranging the wood plates at the middle parts of two sides, arranging the steel plates at the upper parts of two sides, and arranging the steel plates at the top;
step two, eight special connecting pieces are adopted to connect all the plates during processing, wherein wood connecting pieces are adopted at the connecting places of the plates;
thirdly, after blanking the raw material steel plate, flanging the steel plate needing to be hemmed to form an inner angle of 120 DEG, and chamfering the butted edges in advance;
fourthly, reinforcing the steel plate in the steel plate, wherein the steel plate is longitudinally 4 groups and transversely 3 groups;
and fifthly, welding the inner frame support steel plates on the reinforcing part, and connecting the transverse steel plates in sequence by adopting bolt connection.
The connection member includes a steel structure connection member and a wooden connection member for connecting wooden materials.
Further, in the above technical scheme, the concrete steps of embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pressed pipe gallery in the construction area of the inner octagonal pressed pipe gallery high-precision formwork system and constructing the prefabricated reinforcing steel bars include:
the construction area of the high-precision formwork system of the inner octagonal pipe pressing gallery is buried with prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery, and the prefabricated reinforcing steel bars are fixed and assembled with the jig frame for positioning, and after the prefabricated reinforcing steel bars are fixed, steel plates at the middle and lower parts are assembled; marking the bent part and the junction part and accurately installing the bent part and the junction part in sequence.
Further, in the above technical scheme, the wood form and the member are fixed through the clamping groove.
Further, in the above technical scheme, the wood form is fixed with the member by bolts.
Furthermore, in the above technical solution, the specific steps of performing simulation analysis in the modeling construction process by using the LUMION and FUZOR software include:
firstly, supplementing modeling parameters on a VDC model of a high-precision formwork system of an internal octagonal pipe pressing gallery by constructors to represent a concrete structure;
secondly, a constructor guides a VDC model of the high-precision die carrier system of the inner octagonal pressurized pipe gallery into LUMION and FUZOR software to establish boundary conditions;
thirdly, using corresponding algorithms in LUMION and FUZOR software by constructors to simulate a concrete pouring process;
fourthly, after the constructor completes model setting and algorithm selection, the constructor runs simulation; during simulation, LUMION and FUZOR software simulate the flowing, diffusing and shrinking behaviors of concrete and determine the influence of the LUMION and FUZOR software on the performance of the concrete structure;
fifthly, after simulation is completed, the LUMION and FUZOR software generates analysis simulation results and analyzes the analysis simulation results.
Modeling parameters include concrete strength grade, aggregate type, casting method, etc.
Boundary conditions include the location, time, speed, casting equipment, etc. of the concrete casting.
The simulated structure includes concrete volume, mass, temperature, strain, etc.
Furthermore, in the above technical solution, after the constructor completes the simulation, the LUMION and FUZOR software generates and analyzes the simulation result, and the specific steps of analyzing the simulation result include:
firstly, using LUMION and FUZOR software to visualize a simulation result by constructors, and adjusting and optimizing according to requirements;
secondly, constructors analyze statistical characteristics of simulation results by using LUMION and FUZOR software, and basic conditions and trends in the construction process are determined;
thirdly, the constructor uses LUMION and FUZOR software to compare with the actual standard;
fourthly, the constructor optimizes the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery;
and fifthly, continuously repeating the above processes by constructors, and optimizing the construction method.
The statistical characteristics comprise average pouring time, pouring pressure, pouring temperature, concrete strength and the like.
Further, in the above technical scheme, the construction steps for constructing the VDC model by constructors according to the design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment are as follows:
firstly, a constructor collects and sorts the design drawing of the high-precision formwork system of the inner octagonal pressed pipe gallery completely;
step two, constructors classify the design drawing of the high-precision formwork system of the inner octagonal pressured pipe gallery and the construction surrounding environment step by adopting a hierarchical classification method, and provide an encoding rule based on information organization to encode all parts of the high-precision formwork system of the inner octagonal pressured pipe gallery;
thirdly, the constructors uniformly standardize parameters of all parts of the high-precision formwork system of the inner octagonal pressurized pipe gallery, and share parameter files are created and used in different families and projects;
fourthly, inputting the shared parameter file to a Graphisoft Archicad software platform by constructors, constructing a three-dimensional model of each part of the high-precision die carrier system of the internal octagonal pressurized pipe gallery according to the scheme of the design drawing of the high-precision die carrier system of the internal octagonal pressurized pipe gallery, classifying and summarizing the three-dimensional model, and establishing a family library of the high-precision die carrier system of the internal octagonal pressurized pipe gallery;
fifthly, calling each part in the inner octagonal high-precision die carrier system according to the actual condition of the inner octagonal high-precision die carrier system, and modifying parameters of the inner octagonal high-precision die carrier system through driving of an external data file to generate a corresponding example;
sixth, constructors perform unified assembly to form a complete high-precision VDC (direct current) model of the inner octagonal pressurized pipe gallery.
Embodiment one:
the simulation analysis in the modeling construction process is carried out by using LUMION and FUZOR software, various problems which can be faced in the field construction process are predicted in advance, the problems comprise connection problems in a building structure, a stress mode of template erection, the subsequent influence of component layout change on the subsequent influence, the arrangement of each working face and the selection of reasonable operation space, the components in the construction process of the high-precision formwork system of the internal octagonal pipe gallery are processed, prefabricated steel bars are buried at certain intervals along with the pipe gallery extension in the field operation area, an assembly jig frame is fixed for positioning, and the steel plates at the middle and lower parts are assembled after the fixing is carried out; marking the bending position and the junction position and accurately installing the bending position and the junction position according to the sequence; each wood template and each wood connecting piece are installed at specified positions in a segmented and segmented mode, and each connecting point is fixed on the steel template through a clamping groove and is tightly screwed, so that stability is kept. The mode that adopts the well word to support supports at the reservation strong point of steel sheet, forms the passageway in the middle, and the well word is more ripe braced system on the one hand, can provide the operational environment for the pipeline interior operating personnel on the one hand, and to the sleeve pipe demolishs and the template demolishs afterwards and provides good operational environment. Dividing the pressurized pipe gallery into 6 construction sections, preferably 2, 3 and 6 sections, and 1, 4 and 5 sections. The construction method has the advantages that the construction is carried out discontinuously by adopting the pipe gallery, after the precision of each construction section is adjusted, the construction is carried out mutually in continuous sections, the precision control can be greatly improved, and concrete is poured on the pipe gallery with pressure and maintained; the pressure pipe gallery belongs to an important bearing part, and the valve and other borne loads on the pressure pipe gallery can be transmitted to the pipe gallery, so that special personnel can be responsible for supervision and observation after concrete pouring is completed, and the safety, the stress integrity and the high accuracy of the pressure pipe gallery are ensured. Two groups of personnel perform comprehensive two-time inspection to check whether the molding quality of the pressed gallery meets the specification and design requirements. Timely repairing polluted and damaged components; and gradually dismantling the support of the frame body after acceptance.
Embodiment two:
and (3) mounting the wood templates on the assembled components in sections, wherein the wood templates are fixed with the components through clamping grooves.
Embodiment III:
and (3) mounting the wood templates on the assembled components in sections, and fixing the wood templates and the components through bolts.
Specifically, the principle of the invention is as follows: constructing a VDC model by constructors according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and adopting LUMION and FUZOR software to perform simulation analysis in the modeling construction process so as to optimize the construction process; processing the components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces; embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, and constructing and assembling; mounting the wood templates on the assembled components in sections; adopting a cross supporting mode to support reserved supporting points of the steel plate; constructing a pipe pressing gallery in a sectional mode; pouring concrete on the pressurized pipe gallery and curing; after concrete pouring is completed, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured; and repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery.
Claims (10)
1. The construction method of the high-precision formwork system of the inner octagonal pressured pipe gallery is characterized by comprising the following steps of:
s10: constructing a VDC model by constructors according to a design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment, and adopting LUMION and FUZOR software to perform simulation analysis in the modeling construction process so as to optimize the construction process;
s20: processing the components in the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery, wherein the components comprise inner octagonal special-shaped components and connecting pieces;
s30: embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, and constructing and assembling;
s40: mounting the wood templates on the assembled components in sections;
s50: adopting a cross supporting mode to support reserved supporting points of the steel plate;
s60: constructing a pipe pressing gallery in a sectional mode;
s70: pouring concrete on the pressurized pipe gallery and curing;
s80: after concrete pouring is completed, the stress condition of the pressed pipe gallery is monitored, and the safety, the integrity and the high accuracy of the pressed pipe gallery are ensured;
s90: and repairing the polluted and damaged components according to the molding quality of the pressed gallery, and completing the construction of the high-precision formwork system of the inner octagonal pressed pipe gallery.
2. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, as set forth in claim 1, is characterized by comprising the specific steps of:
the first step, dividing the pressurized pipe gallery into 6 construction sections;
secondly, marking the construction section as 1, 2, 3, 4, 5 and 6 sections along the length direction of the inner octagonal pressured pipe gallery in sequence;
thirdly, after carrying out discontinuous construction on the pressed pipe gallery, adjusting the precision of the construction section, namely carrying out 2, 3 and 6 sections of construction firstly;
and fourthly, performing construction of mutually continuous sections, namely performing 1, 4 and 5 sections of construction.
3. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, as claimed in claim 2, is characterized by comprising the following specific steps of:
the method comprises the following steps of firstly, installing double jig frames at a construction position of a construction section, wherein the double jig frames are used for providing installation support;
secondly, installing a steel plate at the middle lower part of the double-jig frame;
thirdly, fixing the wood template on the top of the steel plate;
fourthly, fixing the cross support structure on the double jig frame;
fifthly, installing a steel plate on the upper part of the double-jig frame;
sixthly, installing an open-type template on the top of the upper steel plate;
and seventhly, rechecking the positions of the connecting nodes of the adjacent construction sections.
4. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, as claimed in claim 3, is characterized by comprising the following specific steps of:
the method comprises the steps of firstly, splicing four steel plates and two wood plates sequentially from top to bottom, arranging one wood plate at the bottom, arranging the steel plates at the lower parts of two sides, arranging the wood plates at the middle parts of two sides, arranging the steel plates at the upper parts of two sides, and arranging the steel plates at the top;
step two, eight special connecting pieces are adopted to connect all the plates during processing, wherein wood connecting pieces are adopted at the connecting places of the plates;
thirdly, after blanking the raw material steel plate, flanging the steel plate needing to be hemmed to form an inner angle of 120 DEG, and chamfering the butted edges in advance;
fourthly, reinforcing the steel plate in the steel plate, wherein the steel plate is longitudinally 4 groups and transversely 3 groups;
and fifthly, welding the inner frame support steel plates on the reinforcing part, and connecting the transverse steel plates in sequence by adopting bolt connection.
5. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, according to claim 4, is characterized in that the concrete steps of embedding prefabricated steel bars at certain intervals along the length direction of the inner octagonal pressured pipe gallery in the construction area of the high-precision formwork system for the inner octagonal pressured pipe gallery and constructing and assembling are included:
embedding prefabricated reinforcing steel bars at certain intervals along the length direction of the inner octagonal pipe pressing gallery in the high-precision formwork system construction area of the inner octagonal pipe pressing gallery, fixing the prefabricated reinforcing steel bars and assembling a jig frame for positioning, and assembling the steel plates at the middle and lower parts after the prefabricated reinforcing steel bars are fixed; marking the bent part and the junction part and accurately installing the bent part and the junction part in sequence.
6. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, which is disclosed in claim 5, is characterized in that the wood formwork and the components are fixed through clamping grooves.
7. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, which is disclosed in claim 6, is characterized in that the wood formwork and the components are fixed through bolts.
8. The construction method of the high-precision formwork system for the internal octagonal pressured pipe gallery, as set forth in claim 7, is characterized by comprising the specific steps of:
firstly, supplementing modeling parameters on a VDC model of a high-precision formwork system of an internal octagonal pipe pressing gallery by constructors to represent a concrete structure;
secondly, a constructor guides the VDC model of the high-precision die carrier system of the inner octagonal pressurized pipe gallery into LUMION and FUZOR software to establish boundary conditions;
thirdly, using corresponding algorithms in LUMION and FUZOR software by constructors to simulate a concrete pouring process;
fourthly, after the constructor completes model setting and algorithm selection, the constructor runs simulation; during simulation, LUMION and FUZOR software simulate the flowing, diffusing and shrinking behaviors of concrete and determine the influence of the LUMION and FUZOR software on the performance of the concrete structure;
fifthly, after simulation is completed, the LUMION and FUZOR software generates analysis simulation results and analyzes the analysis simulation results.
9. The construction method of the high-precision formwork system for the inner octagonal pressured pipe gallery, according to claim 8, is characterized in that after the simulation is completed, the constructor generates analysis simulation results by using LUMION and FUZOR software, and the specific steps of analyzing the analysis results include:
firstly, using LUMION and FUZOR software to visualize a simulation result by constructors, and adjusting and optimizing according to requirements;
secondly, constructors analyze statistical characteristics of simulation results by using LUMION and FUZOR software, and basic conditions and trends in the construction process are determined;
thirdly, the constructor uses LUMION and FUZOR software to compare with the actual standard;
fourthly, the constructor optimizes the construction process of the high-precision formwork system of the inner octagonal pipe pressing gallery;
and fifthly, continuously repeating the above processes by constructors, and optimizing the construction method.
10. The construction method of the high-precision formwork system of the inner octagonal pressurized pipe gallery is characterized in that the construction steps of constructing the VDC model by constructors according to the design drawing of the high-precision formwork system of the inner octagonal pressurized pipe gallery and the construction surrounding environment are as follows:
firstly, a constructor collects and sorts the design drawing of the high-precision formwork system of the inner octagonal pressed pipe gallery completely;
step two, constructors classify the design drawing of the high-precision formwork system of the inner octagonal pressed pipe gallery and the construction surrounding environment step by adopting a hierarchical classification method, and put forward an encoding rule based on information organization to encode all parts of the high-precision formwork system of the inner octagonal pressed pipe gallery;
thirdly, constructors uniformly standardize parameters of all parts of the high-precision formwork system of the inner octagonal pressurized pipe gallery, and create shared parameter files to be used in different families and projects;
fourthly, inputting the shared parameter file to a Graphisoft Archicad software platform by constructors, constructing three-dimensional models of all parts of the inner octagonal pressured pipe gallery high-precision formwork system according to a scheme of a design drawing of the inner octagonal pressured pipe gallery high-precision formwork system, classifying and summarizing the three-dimensional models, and establishing a family base of the inner octagonal pressured pipe gallery high-precision formwork system;
fifthly, calling each part in the inner octagonal pipe pressing gallery high-precision die frame system according to the actual condition of the inner octagonal pipe pressing gallery high-precision die frame system by constructors, and modifying parameters of the inner octagonal pipe pressing gallery high-precision die frame system through external data file driving to generate corresponding examples;
and sixthly, uniformly assembling by constructors to form the complete high-precision formwork system VDC model of the inner octagonal pressurized pipe gallery.
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| CN202311596723.8A CN117888580A (en) | 2023-11-27 | 2023-11-27 | Construction method of high-precision formwork system of inner octagonal pressured pipe gallery |
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| CN202311596723.8A CN117888580A (en) | 2023-11-27 | 2023-11-27 | Construction method of high-precision formwork system of inner octagonal pressured pipe gallery |
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