CN114892819A - Pre-closing construction method for wall body of pipeline dense area - Google Patents
Pre-closing construction method for wall body of pipeline dense area Download PDFInfo
- Publication number
- CN114892819A CN114892819A CN202210642953.2A CN202210642953A CN114892819A CN 114892819 A CN114892819 A CN 114892819A CN 202210642953 A CN202210642953 A CN 202210642953A CN 114892819 A CN114892819 A CN 114892819A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- wall
- wall body
- chilled water
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims abstract description 15
- 238000005516 engineering process Methods 0.000 claims abstract description 14
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 110
- 238000009423 ventilation Methods 0.000 claims description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 5
- 230000003487 anti-permeability effect Effects 0.000 claims description 3
- 230000004323 axial length Effects 0.000 claims description 3
- 230000001413 cellular effect Effects 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 239000011449 brick Substances 0.000 claims description 2
- 230000000979 retarding effect Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- 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
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C1/00—Building elements of block or other shape for the construction of parts of buildings
- E04C1/39—Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra
- E04C1/392—Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra for ventilating, heating or cooling
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C1/00—Building elements of block or other shape for the construction of parts of buildings
- E04C1/39—Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra
- E04C1/397—Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra serving for locating conduits
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention is suitable for the technical field of wall construction, and provides a pre-closing construction method for a wall in a pipeline dense area. The construction method includes the steps of comprehensively arranging a pipeline dense area in advance by means of a BIM technology, automatically typesetting brickworks of a wall body before drawing, accurately positioning pipeline wall penetrating positions of the pipeline dense area, optimizing concrete prefabricated blocks in advance by means of the BIM technology, performing three-dimensional arrangement on the concrete prefabricated blocks, analyzing and calculating to obtain the optimal size of the concrete prefabricated blocks, manufacturing concrete prefabricated block embedded parts before construction, embedding wall penetrating sleeves and reinforcing steel bars according to the size, pouring light aggregate concrete, and ensuring the fireproof performance of the concrete prefabricated blocks. After the wall body is built to the pipeline wall penetrating position of the pipeline dense area, the pipeline prefabricated blocks are installed on the wall body in a modularized mode, the wall body is guaranteed to have good air tightness, and the pipeline wall penetrating device has the advantages of being simple in construction process and short in period.
Description
Technical Field
The invention belongs to the technical field of wall construction, and particularly relates to a pre-closing construction method for a wall in a pipeline dense area.
Background
In the building construction, scientific and reasonable configuration of electromechanical pipelines plays an important role in successful development and implementation of building engineering, so that a building engineering project needs to master a pipeline comprehensive arrangement technology, the reasonable arrangement of pipeline arrangement is strengthened, and pipelines can be used for a water supply pipe and an air pipe to pass through so as to realize sealing and ensure the construction quality.
In the existing wall construction of pipeline through-wall, a pipeline opening is reserved at the dense position of a pipeline of a wall body, and the opening is subjected to fireproof plugging after the pipeline is installed, so that the situation that the fireproof plugging is not tight can be generated, the fireproof performance and the air tightness of the wall are poor, the appearance and the quality are influenced, the construction process is complex, and the period is long.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide a pre-sealing construction method for a wall body of a pipeline dense area, and the method is used for solving the problems of poor fire resistance, poor air tightness, complex construction procedures and long construction period in the pre-sealing construction of the wall body of the pipeline dense area in the prior art.
The embodiment of the invention is realized in such a way that a pre-closing construction method for a wall body of a pipeline dense area is provided, which comprises the following steps:
s1, before wall construction, automatically typesetting the wall of the pipeline dense area in advance by utilizing BIM technology under civil engineering and electromechanical collision inspection, accurately positioning the pipeline wall-penetrating position of the pipeline dense area, simulating the closed construction of the wall of the pipeline dense area in advance, and carrying out final deepening drawing on the selected wall of the pipeline dense area by utilizing BIM technology to obtain a deepened drawing of the pipeline of the wall;
s2, carrying out three-dimensional arrangement on the concrete precast blocks for closing the pipeline wall-penetrating positions by adopting a BIM technology to obtain the sizes of the concrete precast blocks;
s3, setting a template according to the size of the concrete precast block, making a mold, embedding embedded wall bushing, and embedding reinforcing steel bars in the concrete precast block according to design requirements and specifications;
s4, pouring light aggregate concrete into the mould, removing the template after the light aggregate concrete reaches the strength, and forming the concrete precast block into a pipeline precast block with a through hole at one time;
s5, constructing the wall body of the pipeline dense area according to the wall body dense pipeline deepening map, installing the pipeline precast blocks at the pipeline wall penetrating position of the pipeline dense area after the wall body is built to the pipeline wall penetrating position of the pipeline dense area, accurately placing the installation positions and the elevations according to the wall body dense pipeline deepening map, closely connecting the pipeline precast blocks and the wall body, enabling the pipeline precast blocks to be installed on the wall body in a modularized mode, and enabling the wall penetrating sleeve to penetrate through the wall body.
Further, the pipeline prefabricated section includes water pipe prefabricated section and tuber pipe prefabricated section, the wall bushing includes refrigerated water return sleeve pipe, refrigerated water supply sleeve pipe and ventilation sleeve pipe.
Further, in step S3, the quality of the water pipe prefabricated block and the air pipe prefabricated block is accurately controlled through analysis and calculation, the molds of the water pipe prefabricated block and the air pipe prefabricated block are manufactured respectively according to the wall intensive pipeline deepening drawing, the molds of the water pipe prefabricated block and the air pipe prefabricated block are cut and assembled according to the size, the redundant molds are cut by a cutting machine, the molds are spliced by reinforcing and connecting members, and the chilled water return sleeve, the chilled water supply sleeve and the ventilation sleeve customized for the selected area are accurately placed in the molds during operation, so that the molds are ensured to be compact and firm. .
Furthermore, according to the wall body intensive pipeline deepening drawing, the chilled water return sleeve, the chilled water supply sleeve and the ventilation sleeve are pre-embedded in a die for manufacturing the water pipe prefabricated block, and the axial lengths of the chilled water return sleeve, the chilled water supply sleeve and the ventilation sleeve are smaller than or equal to the thickness of the wall body.
Further, in the step S3, the reinforcing bars are uniformly arranged around the wall bushing.
Further, in the step S4, in the process of pouring the lightweight aggregate concrete into the mold, the vibrating rod is used to vibrate in time, the vibrating time is controlled, the dense combination and the flat surface of the lightweight aggregate concrete are ensured, the cellular pitted surface and the bubble phenomenon of the concrete are eliminated, the strength of the concrete is ensured, after the pouring is completed, the concrete precast block is immediately cured, the curing period is kept for at least 7 days, the anti-permeability requirement of the doped retarding additive is not less than 14 days, the watering and wetting curing are carried out, and when the curing is covered by a plastic film, the sealing is kept.
Further, after the step S5, the method further includes the following steps:
s6, correspondingly installing a chilled water return pipe on the chilled water return sleeve, correspondingly installing a chilled water supply pipe on the chilled water supply sleeve, correspondingly installing an air pipe on the ventilation sleeve, wherein the chilled water return pipe is connected with the chilled water return sleeve, the chilled water supply pipe is connected with the chilled water supply sleeve and the air pipe is connected with the ventilation sleeve through sealant.
Compared with the prior art, the embodiment of the invention has the advantages that: according to the pre-sealing construction method for the wall body of the pipeline dense area, provided by the invention, comprehensive arrangement is carried out on the pipeline dense area in advance under civil engineering and electromechanical collision inspection by means of the BIM technology, and a picture is drawn by one key of software, so that the time for selecting the dense pipeline area by contrasting a two-dimensional drawing is saved. The masonry of the wall is automatically typeset before drawing, the pipeline wall-penetrating position of the pipeline dense area is accurately positioned, the problem of successive construction of the electromechanical pipeline and the wall is effectively solved, and the accurate positioning of the size of the pipeline dense area is ensured; the concrete precast block is optimized in advance by adopting the BIM technology, three-dimensional arrangement is carried out on the concrete precast block, analysis and calculation are carried out, and the optimal size of the concrete precast block is obtained, so that in the wall construction process, when the concrete precast block is closely connected with a wall body, the construction procedures are reduced, and safety is ensured. In the secondary structure work progress, make the concrete precast block in advance according to the intensive pipeline deepening picture of wall body to carry out embedded wall bushing pre-buried according to the size, consolidate the back of fixing a position, carry out the reinforcing bar pre-buried outside the wall bushing in the mould of concrete precast block, pour light aggregate concrete again, ensure concrete precast block fire behavior, the piece one shot forming that buries. After the wall body is built to the pipeline wall penetrating position of the pipeline dense area, the pipeline precast blocks are installed on the wall body in a modularized mode, the wall body is guaranteed to have good air tightness, the problem that pipelines are difficult to block is effectively solved, and the pipeline wall has the advantages of being simple in construction process, short in period and high in safety performance.
Drawings
FIG. 1 is a schematic perspective view of a pre-closed structure of a wall in a dense pipeline area according to an embodiment of the present invention;
fig. 2 is a schematic view of an elevation structure in which the water pipe precast block and the air pipe precast block of fig. 1 are modularly installed on a wall body.
The figures are numbered:
1. a wall body; 2. water pipe prefabricated blocks; 3. a wind pipe prefabricated block; 4. a chilled water backwater sleeve; 5. a chilled water supply sleeve; 6. a chilled water return pipe; 7. a chilled water supply pipe; 8. a ventilation sleeve; 9. and (7) an air pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, the wall pre-sealing structure of a dense pipeline area provided in an embodiment of the present invention includes a wall 1, a water pipe prefabricated block 2, an air pipe prefabricated block 3, a wall bushing, a chilled water return pipe 6, a chilled water supply pipe 7, and an air pipe 9, where the wall bushing includes a chilled water return bushing 4, a chilled water supply bushing 5, and a ventilation bushing 9. Chilled water return pipe 4 runs through in water pipe prefabricated section 2 with chilled water supply casing 5 pre-buried on water pipe prefabricated section 2, and chilled water wet return 6 is installed on chilled water return pipe 4, and the chilled water delivery pipe is installed on chilled water supply casing 5, and ventilation sleeve 8 runs through in tuber pipe prefabricated section 3 pre-buried on tuber pipe prefabricated section 3, modular installation water pipe prefabricated section 2 and tuber pipe prefabricated section 3 on wall body 1.
The pre-closing construction method of the wall body of the pipeline dense area comprises the following steps:
s1, before the wall 1 is constructed, electromechanical pipelines of the wall 1 of the pipeline dense area are complex and complicated, the BIM technology is utilized to carry out comprehensive arrangement and automatic typesetting on the wall 1 of the pipeline dense area in advance under civil engineering and electromechanical collision check, the pipeline wall-penetrating position of the pipeline dense area is accurately positioned, the problem of successive construction of the electromechanical pipelines and the wall 1 is effectively solved, and the accurate positioning of the pipeline dense area is ensured; save the time of selecting dense pipeline district with reference to the two-dimensional drawing, ensure to become more meticulous, simulate the close construction of pipeline dense district wall body 1 in advance, carry out a key row brick to the pipeline dense district wall body 1 who selects through the BIM technique, reserve the entrance to a cave, confirm the refrigerated water return sleeve pipe 4 among the water pipe prefabricated section 2 and the tuber pipe 9 size among the refrigerated water supply sleeve pipe 5 and the tuber pipe prefabricated section 3, confirm water pipe prefabricated section 2 and the tuber pipe prefabricated section 3 size of sizes on the basis of wall body 1 and refrigerated water return sleeve pipe 4, refrigerated water supply sleeve pipe 5 and tuber pipe 9 position, carry out analysis and calculation to it after, carry out final deepening map again, obtain the dense pipeline deepening map of wall body.
And S2, carrying out three-dimensional arrangement on the concrete precast block at the position for closing the pipeline through the wall by adopting a BIM technology to obtain the accurate size of the concrete precast block.
And S3, setting a template according to the size of the concrete precast block, making a mold, embedding the embedded wall bushing, and embedding reinforcing steel bars in the concrete precast block according to design requirements and specifications.
Specifically, according to the intensive pipeline deepening drawing of wall body, through the accurate accuse of the water pipe prefabricated section 2 and 3 quality of wind pipe prefabricated section of analytic calculation, utilize the template, make the mould of water pipe prefabricated section 2 and wind pipe prefabricated section 3 respectively, assemble according to the size cutting, utilize the cutting machine to cut unnecessary template, recycle and consolidate connecting elements and carry out the template concatenation, carry out the accurate placing in the mould to the refrigerated water return sleeve pipe 4 of selected regional customization during the operation, refrigerated water supply sleeve pipe 5 and ventilation sleeve pipe 8, it is firm to ensure that the mould is tight real.
In the process of pre-embedding the chilled water return sleeve 4, the chilled water supply sleeve 5 and the ventilation sleeve 8 in the die for manufacturing the water pipe prefabricated block 2, the axial lengths of the chilled water return sleeve 4, the chilled water supply sleeve 5 and the ventilation sleeve 8 are less than or equal to the thickness of the wall body 1, and the die is tightly bonded by using a special adhesive.
When carrying out the arrangement of reinforcement to water pipe prefabricated section 2 and 3 components of tuber pipe prefabricated section, the reinforcing bar is evenly laid all around the wall bushing, evenly lays all around refrigerated water return sleeve 4, refrigerated water supply sleeve 5 and ventilation sleeve 8 promptly, and the reinforcing bar will accord with design and standard requirement, and reinforcing bar unloading length accords with design requirement and construction standard requirement according to component size, concrete protective layer thickness, reinforcing bar bending adjustment value and crotch increase length etc..
S4, after the chilled water return sleeve 4 and the chilled water supply sleeve 5 embedded in the water pipe precast block 2 and the steel bars are embedded and installed firmly and the ventilation sleeve 8 and the steel bars embedded in the air pipe precast block 3 and installed firmly, pouring light aggregate concrete with light dead weight, heat preservation, heat insulation, shock resistance, impermeability and good fire resistance into the mold, removing the mold after the concrete precast block reaches the strength, and forming the concrete precast block into the pipeline precast block with the through holes in one step.
Specifically, in step S4, during the process of pouring the lightweight aggregate concrete into the mold, the vibrating rod is used to vibrate in time, the vibrating time is controlled, the compact combination and the flat surface are ensured, the cellular pitted surface and the bubble phenomenon of the concrete are eliminated, the concrete strength is ensured, after the pouring is completed, the concrete precast block is immediately cured, the curing period is kept for at least 7 days, the delayed coagulation type admixture is doped, the anti-permeability requirement is not less than 14 days, the watering and wetting curing are carried out, and when the curing is covered by the plastic film, the sealing is kept.
S5, constructing the wall body 1 of the pipeline dense area according to the intensive pipeline deepening drawing of the wall body, installing the pipeline precast block at the pipeline wall penetrating position of the pipeline dense area after the wall body 1 is built to the pipeline wall penetrating position of the pipeline dense area, accurately placing the installation position and the elevation according to the intensive pipeline deepening drawing of the wall body 1, closely connecting the pipeline precast block and the wall body 1, enabling the pipeline precast block to be installed on the wall body 1 in a modularized mode, and enabling the wall penetrating sleeve to penetrate through the wall body 1.
S6, correspondingly installing the chilled water return pipe 6 on the chilled water return sleeve 4, correspondingly installing the chilled water supply pipe on the chilled water supply sleeve 5, correspondingly installing the air pipe 9 on the ventilation sleeve 8, and bonding the chilled water return pipe 6 with the chilled water return sleeve 4, the chilled water supply pipe with the chilled water supply sleeve 5 and the air pipe 9 with the ventilation sleeve 8 through sealants. In the installation process of the chilled water return pipe 6, the chilled water supply pipe and the air pipe 9, quality inspection is carried out at any time, and sundries cannot be left in the pipelines.
To adding sealed glue to seal after carrying out heat preservation processing etc. between refrigerated water wet return 6 and the refrigerated water return sleeve pipe 4, refrigerated water delivery pipe and refrigerated water supply sleeve pipe 5, tuber pipe 9 and ventilation sleeve pipe 8, between water pipe prefabricated section 2 and the wall body 1, between tuber pipe prefabricated section 38 and the wall body 1, thoroughly isolated air, steam flow after sealed, keep dry clean in the pipeline, effectively solve the not tight quality problem of shutoff.
In conclusion, according to the pre-sealing construction method for the wall body of the pipeline dense area, provided by the invention, comprehensive arrangement is carried out on the pipeline dense area in advance under civil engineering and electromechanical collision inspection by means of the BIM technology, and the drawing is carried out by one key of software, so that the time for selecting the dense pipeline area by contrasting a two-dimensional drawing is saved. The masonry of the wall body 1 is automatically typeset before drawing, the pipeline wall-penetrating position of the pipeline dense area is accurately positioned, the problem that the electromechanical pipeline and the wall body 1 are constructed in sequence is effectively solved, and the accurate positioning of the size of the pipeline dense area is ensured; adopt BIM technique to optimize water pipe prefabricated section 2 and tuber pipe prefabricated section 3 in advance, carry out three-dimensional to water pipe prefabricated section 2 and tuber pipe prefabricated section 3 and arrange to analysis and calculation obtains water pipe prefabricated section 2 and tuber pipe prefabricated section 3 optimum size of a dimension, makes in 1 construction process of wall body, when closely knit being connected water pipe prefabricated section 2, tuber pipe prefabricated section 3 respectively with wall body 1, has reduced the construction process, ensures safety. In the secondary structure work progress, to water pipe prefabricated section 2 in advance according to the intensive pipeline deepening picture of wall body, tuber pipe prefabricated section 3 makes, and according to water pipe prefabricated section 2, 3 sizes of tuber pipe prefabricated section carry out embedded wall bushing (refrigerated water return sleeve 4, refrigerated water supply sleeve 5 and ventilation sleeve 8) pre-buried, consolidate the location back, at water pipe prefabricated section 2, carry out the reinforcing bar pre-buried outside the wall bushing in tuber pipe prefabricated section 3's the mould, pour light aggregate concrete again, ensure water pipe prefabricated section 2 and tuber pipe prefabricated section 3's fire behavior, the piece one shot forming that buries. After the wall body 1 is built to the pipeline wall penetrating position of the pipeline dense area, the water pipe prefabricated blocks 2 and the air pipe prefabricated blocks 3 are installed on the wall body 1 in a modularized mode, the wall body 1 is guaranteed to have good air tightness, the problem that pipelines are difficult to block is effectively solved, and the pipeline wall penetrating device has the advantages of being simple in construction process, short in period and high in safety performance.
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 and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A pre-closing construction method for a wall body in a pipeline dense area is characterized by comprising the following steps:
s1, before wall construction, automatically typesetting the wall of the pipeline dense area in advance by utilizing BIM technology under civil engineering and electromechanical collision inspection, accurately positioning the pipeline wall-penetrating position of the pipeline dense area, simulating the closed construction of the wall of the pipeline dense area in advance, and finally deepening the selected wall of the pipeline dense area by utilizing BIM technology to obtain a deepened drawing of the pipeline of the wall;
s2, carrying out three-dimensional arrangement on the concrete precast blocks for closing the pipeline wall-penetrating positions by adopting a BIM technology to obtain the sizes of the concrete precast blocks;
s3, setting a template according to the size of the concrete precast block, making a mold, embedding an embedded wall bushing, and embedding reinforcing steel bars in the concrete precast block at the periphery of the wall bushing according to design requirements and specifications;
s4, pouring lightweight aggregate concrete into the mould, removing the template after the lightweight aggregate concrete reaches the strength, and forming the concrete precast block into a pipeline precast block with a through hole in one step;
s5, according to the intensive pipeline deepening drawing of wall body, to the intensive district wall body construction of pipeline, after the pipeline wall penetrating position of the intensive district of pipeline is built by laying bricks or stones to the wall body, install in the pipeline wall penetrating position of the intensive district of pipeline the pipeline prefabricated section, mounted position and elevation are strict according to the intensive pipeline deepening drawing of wall body is accurately placed, right the pipeline prefabricated section is closely connected with the wall body, makes the pipeline prefabricated section modularization install in on the wall body, the wall-penetrating sleeve pipe runs through the wall body.
2. The pre-closing construction method for the wall body of the pipeline compact area as claimed in claim 1, wherein the pipeline prefabricated block comprises a water pipe prefabricated block and a wind pipe prefabricated block, and the wall bushing comprises a chilled water return bushing, a chilled water supply bushing and a ventilation bushing.
3. The method for pre-closing construction of a wall body of a pipeline dense area as claimed in claim 2, wherein in the step S3, the quality of the water pipe prefabricated block and the air pipe prefabricated block is accurately controlled through analysis and calculation, the dies of the water pipe prefabricated block and the air pipe prefabricated block are respectively manufactured by using the templates according to the intensive pipeline deepening drawing of the wall body, the dies are cut and assembled according to the size, the redundant templates are cut by using a cutting machine, the die plates are spliced by using a reinforcing connecting member, and the chilled water return sleeve, the chilled water supply sleeve and the ventilation sleeve customized for the selected area are accurately placed in the dies during operation, so that the dies are ensured to be compact and firm.
4. The pre-closing construction method for the wall body of the pipeline dense area as claimed in claim 3, wherein the pre-embedding of the chilled water return sleeve, the chilled water supply sleeve and the ventilation sleeve is performed in a mold for manufacturing the water pipe precast block according to the wall body dense pipeline deepening drawing, and the axial lengths of the chilled water return sleeve, the chilled water supply sleeve and the ventilation sleeve are less than or equal to the thickness of the wall body.
5. The pre-closing construction method for the wall body of the pipeline dense area as claimed in claim 1, wherein in the step S3, the reinforcing bars are uniformly arranged around the wall bushing.
6. The method of pre-sealing a wall in a dense pipeline area according to claim 1, wherein in step S4, the lightweight aggregate concrete is poured into the mold, and the concrete is vibrated by the vibrating rod in time, the vibrating time is controlled, the dense combination and the flat surface are ensured, the cellular pitted surface and air bubbles of the concrete are eliminated, the strength of the concrete is ensured, after the pouring, the concrete precast block is cured immediately, the curing period is kept for at least 7 days, the anti-permeability requirement of the doped retarding admixture is not less than 14 days, and the water spraying and wet curing are carried out, and the sealing is kept when the concrete block is covered with the plastic film for curing.
7. The pre-closing construction method for the wall body of the pipeline dense area as claimed in claim 2, wherein after the step S5, the method further comprises the following steps:
s6, correspondingly installing a chilled water return pipe on the chilled water return sleeve, correspondingly installing a chilled water supply pipe on the chilled water supply sleeve, correspondingly installing an air pipe on the ventilation sleeve, wherein the chilled water return pipe is connected with the chilled water return sleeve, the chilled water supply pipe is connected with the chilled water supply sleeve and the air pipe is connected with the ventilation sleeve through sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210642953.2A CN114892819A (en) | 2022-06-08 | 2022-06-08 | Pre-closing construction method for wall body of pipeline dense area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210642953.2A CN114892819A (en) | 2022-06-08 | 2022-06-08 | Pre-closing construction method for wall body of pipeline dense area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114892819A true CN114892819A (en) | 2022-08-12 |
Family
ID=82727231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210642953.2A Pending CN114892819A (en) | 2022-06-08 | 2022-06-08 | Pre-closing construction method for wall body of pipeline dense area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114892819A (en) |
Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11166275A (en) * | 1997-12-03 | 1999-06-22 | Katsuya Hiraoka | Execution of building and concrete product |
| BRPI0804034A2 (en) * | 2008-09-26 | 2011-11-22 | Deleandro Faenelo | double layer block configuration for building prefabricated masonry houses |
| CN102444750A (en) * | 2010-10-14 | 2012-05-09 | 中冶天工集团有限公司 | Construction method for prefabricating directly-buried uncompensated centralized heat supply pipeline by electrically preheating |
| CN203347227U (en) * | 2013-06-13 | 2013-12-18 | 中国建筑第八工程局有限公司 | Prefabricated sleeve pipe structure applied to building secondary structure |
| CN104746589A (en) * | 2015-03-31 | 2015-07-01 | 中民筑友有限公司 | Installation node of water supply and drainage integration module |
| CN105260541A (en) * | 2015-10-13 | 2016-01-20 | 中国十七冶集团有限公司 | Pipeline deepening method based on BIM model |
| CN106703279A (en) * | 2017-03-16 | 2017-05-24 | 天津三建建筑工程有限公司 | Improving method for pipeline burying construction of infilled wall |
| CN107227816A (en) * | 2017-07-28 | 2017-10-03 | 陕西建工第十建设集团有限公司 | A kind of wall bushing construction method based on wall bushing prefabricated section |
| WO2017181205A2 (en) * | 2016-04-16 | 2017-10-19 | Martinez Lazaro A | Block interlocking module based (bim based) system to build architectural structures |
| CN107762053A (en) * | 2017-11-17 | 2018-03-06 | 中国二十二冶集团有限公司 | Prefabricated basement pipeline module and preparation method thereof |
| CN207079621U (en) * | 2017-08-01 | 2018-03-09 | 武汉市政工程设计研究院有限责任公司 | A kind of precast assembly fire wall suitable for pipe gallery |
| CN208518183U (en) * | 2018-06-26 | 2019-02-19 | 中国水利水电第五工程局有限公司 | Assembled type pipe prefabricated components |
| CN109514188A (en) * | 2018-10-23 | 2019-03-26 | 筑梦高科建筑有限公司 | Electromechanical pipeline and equipment batch production prefabricating and constructing based on BIM |
| CN109853832A (en) * | 2019-01-18 | 2019-06-07 | 江苏南通六建建设集团有限公司 | A kind of construction method of filling wall masonry and electrical pre-embedded pipe synchronous construction |
| CN211312927U (en) * | 2019-09-26 | 2020-08-21 | 中国水利水电第十四工程局有限公司 | Prefabricated part for wall bushing of secondary structure refrigerant pipeline of subway station |
| CN211447334U (en) * | 2019-11-18 | 2020-09-08 | 中国建筑第八工程局有限公司 | One-step prefabricated structure for building complex nodes of wall body |
| CN111827263A (en) * | 2020-08-06 | 2020-10-27 | 青岛理工大学 | Method for prefabricating underground continuous wall with built-in capillary heat exchanger |
| CN113282986A (en) * | 2021-05-27 | 2021-08-20 | 中国建筑第二工程局有限公司 | Electromechanical integrated pipeline assembly type construction method |
| CN113550487A (en) * | 2021-06-18 | 2021-10-26 | 广州市机电安装有限公司 | Construction method of prefabricated air conditioner casing pipe |
| CN113789910A (en) * | 2021-08-18 | 2021-12-14 | 中国二十冶集团有限公司 | Upper lintel structure of masonry wall door and construction method thereof |
| WO2022052250A1 (en) * | 2020-09-11 | 2022-03-17 | 浙江勤业建工集团有限公司 | Same-model multi-person cooperative operation method for bim pipe integration deepening design |
-
2022
- 2022-06-08 CN CN202210642953.2A patent/CN114892819A/en active Pending
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11166275A (en) * | 1997-12-03 | 1999-06-22 | Katsuya Hiraoka | Execution of building and concrete product |
| BRPI0804034A2 (en) * | 2008-09-26 | 2011-11-22 | Deleandro Faenelo | double layer block configuration for building prefabricated masonry houses |
| CN102444750A (en) * | 2010-10-14 | 2012-05-09 | 中冶天工集团有限公司 | Construction method for prefabricating directly-buried uncompensated centralized heat supply pipeline by electrically preheating |
| CN203347227U (en) * | 2013-06-13 | 2013-12-18 | 中国建筑第八工程局有限公司 | Prefabricated sleeve pipe structure applied to building secondary structure |
| CN104746589A (en) * | 2015-03-31 | 2015-07-01 | 中民筑友有限公司 | Installation node of water supply and drainage integration module |
| CN105260541A (en) * | 2015-10-13 | 2016-01-20 | 中国十七冶集团有限公司 | Pipeline deepening method based on BIM model |
| WO2017181205A2 (en) * | 2016-04-16 | 2017-10-19 | Martinez Lazaro A | Block interlocking module based (bim based) system to build architectural structures |
| CN106703279A (en) * | 2017-03-16 | 2017-05-24 | 天津三建建筑工程有限公司 | Improving method for pipeline burying construction of infilled wall |
| CN107227816A (en) * | 2017-07-28 | 2017-10-03 | 陕西建工第十建设集团有限公司 | A kind of wall bushing construction method based on wall bushing prefabricated section |
| CN207079621U (en) * | 2017-08-01 | 2018-03-09 | 武汉市政工程设计研究院有限责任公司 | A kind of precast assembly fire wall suitable for pipe gallery |
| CN107762053A (en) * | 2017-11-17 | 2018-03-06 | 中国二十二冶集团有限公司 | Prefabricated basement pipeline module and preparation method thereof |
| CN208518183U (en) * | 2018-06-26 | 2019-02-19 | 中国水利水电第五工程局有限公司 | Assembled type pipe prefabricated components |
| CN109514188A (en) * | 2018-10-23 | 2019-03-26 | 筑梦高科建筑有限公司 | Electromechanical pipeline and equipment batch production prefabricating and constructing based on BIM |
| CN109853832A (en) * | 2019-01-18 | 2019-06-07 | 江苏南通六建建设集团有限公司 | A kind of construction method of filling wall masonry and electrical pre-embedded pipe synchronous construction |
| CN211312927U (en) * | 2019-09-26 | 2020-08-21 | 中国水利水电第十四工程局有限公司 | Prefabricated part for wall bushing of secondary structure refrigerant pipeline of subway station |
| CN211447334U (en) * | 2019-11-18 | 2020-09-08 | 中国建筑第八工程局有限公司 | One-step prefabricated structure for building complex nodes of wall body |
| CN111827263A (en) * | 2020-08-06 | 2020-10-27 | 青岛理工大学 | Method for prefabricating underground continuous wall with built-in capillary heat exchanger |
| WO2022052250A1 (en) * | 2020-09-11 | 2022-03-17 | 浙江勤业建工集团有限公司 | Same-model multi-person cooperative operation method for bim pipe integration deepening design |
| CN113282986A (en) * | 2021-05-27 | 2021-08-20 | 中国建筑第二工程局有限公司 | Electromechanical integrated pipeline assembly type construction method |
| CN113550487A (en) * | 2021-06-18 | 2021-10-26 | 广州市机电安装有限公司 | Construction method of prefabricated air conditioner casing pipe |
| CN113789910A (en) * | 2021-08-18 | 2021-12-14 | 中国二十冶集团有限公司 | Upper lintel structure of masonry wall door and construction method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 康晋宇;李绍东;姚健;范志强;姜镇涛;: "砌筑套管直埋技术在天津周大福金融中心项目中的应用", 施工技术, no. 23, 10 December 2017 (2017-12-10) * |
| 曹建新;尹奎;何庆国;: "建筑密集管道预制组合技术", 安装, no. 09, 15 September 2016 (2016-09-15) * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103410317A (en) | Construction method for site assembly and casting integral wall body by adopting wall body prefabricated part | |
| CN101858114A (en) | Construction method for cast-in-place integral light-weight partition wall | |
| CN105459253A (en) | Large-volume lining model pouring device for tunnel model test and method of large-volume lining model pouring device | |
| CN103485370B (en) | A kind of concrete construction control method preventing wallboard harmful cracks | |
| CN107679297A (en) | A kind of prefabricated assembled apron slope construction method based on BIM | |
| CN114411945A (en) | Bin jump construction method based on BIM technology | |
| CN103741949B (en) | Treatment of juncture between vertical structure and horizontal structure | |
| CN104110083A (en) | One-step-forming pouring construction method of ultrahigh thin wall | |
| CN103867214A (en) | Construction method for carrying out secondary lining and casting in shielded tunnel | |
| CN114892819A (en) | Pre-closing construction method for wall body of pipeline dense area | |
| CN110046363B (en) | Construction method for accurately embedding pipeline group in concrete structure | |
| CN108425685B (en) | Concrete crack control method based on cast-in-place tunnel | |
| CN114000646A (en) | Reverse-beating integrated wallboard of precast concrete composite heat-insulation template and preparation method | |
| CN219863375U (en) | Constructional column top reinforcing steel bar pre-burying device | |
| CN107083804A (en) | A kind of wall structure post joint bar construction method | |
| CN110835930B (en) | Layered and block construction method and structure for large-volume high-strength castable at bottom of coke oven | |
| CN107762053A (en) | Prefabricated basement pipeline module and preparation method thereof | |
| CN111535482A (en) | Aluminum mould construction concrete structure and tool and electromechanical reservation pre-embedding construction method | |
| CN111516096A (en) | Precast column concrete pouring method in fabricated building | |
| CN204435616U (en) | Truss bars double layer fibre gypsum plank, non-dismantling formwork wall body structure | |
| CN103669401B (en) | Epoxy resin cement concrete block placement outer wall of basement and construction method thereof | |
| CN113373985B (en) | Basement waterproof construction method | |
| CN211172673U (en) | Brickwork and mold processing thereof | |
| CN104441234A (en) | Method for manufacturing oversized prefabricated composite floor slab containing multiple built-in fittings | |
| CN103174236B (en) | Manufacture method for high-heat-preservation foaming sandwich building wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |