CN111236625A - Cast-in-place facing concrete structure based on WISA template system and construction method thereof - Google Patents

Cast-in-place facing concrete structure based on WISA template system and construction method thereof Download PDF

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Publication number
CN111236625A
CN111236625A CN202010132053.4A CN202010132053A CN111236625A CN 111236625 A CN111236625 A CN 111236625A CN 202010132053 A CN202010132053 A CN 202010132053A CN 111236625 A CN111236625 A CN 111236625A
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China
Prior art keywords
template
reserved
box
fixing
fire
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CN202010132053.4A
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Chinese (zh)
Inventor
江筠
罗跃锋
张勇
李遥
方真刚
刘伙
齐超群
夏进尧
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Wuhan Construction Engineering Co Ltd
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Wuhan Construction Engineering Co Ltd
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Priority to CN202010132053.4A priority Critical patent/CN111236625A/en
Publication of CN111236625A publication Critical patent/CN111236625A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/062—Forms for curved walls
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
    • E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

The invention discloses a WISA template system-based cast-in-place facing concrete structure and a construction method thereof, wherein the method comprises the following steps: drawing a deepening drawing by considering water, electricity, buildings and structures, and confirming the deepening drawing; processing a template, a small transverse rib and a fixing strip; installing a template, a small transverse rib and a fixing strip; processing a fire-fighting box body reserved box, a fire-fighting vertical pipe reserved box and a horizontal pipe reserved box; installing a single-side template; binding reinforcing steel bars, and embedding the water and electricity pipelines after the binding of the reinforcing steel bars is finished; sealing the template; processing and reinforcing the curved surface structure template, and processing the detail nodes. The concrete structure comprises an inner mold structure and an outer mold structure which are abutted against two sides of concrete and are tied by a split link rod. The hydropower installation pre-buried hole and the template are synchronously planned to ensure the demolding effect and reduce the later-period hole opening cost; the template reinforcing system is stable, and the structural demolding effect is good; the curved surface structure protection layer is well controlled, and the steel bars are easy to bind; the operation is simple, and the construction period is short; the curved surface template has high repeated utilization rate.

Description

Cast-in-place facing concrete structure based on WISA template system and construction method thereof
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to a cast-in-place facing concrete structure based on a WISA template system, and further relates to a construction method of the cast-in-place facing concrete structure based on the WISA template system.
Background
With the improvement of national economic level and the vigorous development of the construction industry. The requirements of people for buildings are not limited to meeting the functions and the practicability. And also puts new requirements on the aspects of building aesthetics, industrial construction and the like. Cast-in-place facing concrete is a new construction process which is gradually used. Cast-in-place finished concrete is commonly called as fair-faced concrete. The concrete surface without secondary decoration is the final display effect. The existing fair-faced concrete only considers the main body and decoration and fitment, and cannot consider the construction of the main body, electromechanical installation, intellectualization and decoration and fitment.
Based on the method, the invention firstly proposes that the main body, the electromechanical installation, the intellectualization and the decoration and fitment are considered deeply before the operation, and provides a new construction method for the detail node treatment of the curved wall body and other parts in the main body structure.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, a first object of the present invention is to provide a construction method of a cast-in-place facing concrete structure based on a WISA formwork system, which considers deepening of a main body, electromechanical installation, intellectualization and decoration before operation, and provides a new treatment measure for detail node treatment of curved wall bodies and other parts in the main body structure.
The second purpose of the invention is to provide a WISA-based template system cast-in-place facing concrete structure, compared with the common template, the template system has smooth surface and better hydrophobicity, and can ensure that the facing concrete becomes smooth surface and has no rough surface after being poured; and the template is tight and strict in seam splicing treatment, so that the smooth and dislocation-free finish concrete forming seam splicing part is ensured, and the arc chamfer is excessively smooth and uniform.
In order to achieve the first object, the invention adopts the technical scheme that: a construction method of a cast-in-place facing concrete structure based on a WISA template system comprises the following steps:
step 1, drawing a deepening drawing by considering water, electricity, buildings and structures, and confirming the deepening drawing;
step 2, cutting grooves with the width of 5mm and the depth of 10mm at intervals of 25mm on the surface of the template, which is far away from the concrete, by using a machine tool, drilling reserved holes according to a screw rod deepening typesetting diagram, and processing the template; cutting small transverse ridges with the width of 120mm by using a machine tool according to the structural plane shape by segmenting by using a template, and manufacturing a fixing strip with the width of 30mm by using the template;
step 3, temporarily fixing the template along the edge bending of the small transverse edges by using shooting nails, formally and firmly fixing the bending of the fixing strips with the template and the small transverse edges by using the shooting nails, and determining the distance between the small transverse edges according to calculation to process the arc-shaped section template;
step 4, processing a reserved box of the fire-fighting box body, a reserved box of the fire-fighting vertical pipe and a reserved box of the horizontal pipe by using a template, cutting the external corners of the reserved boxes at 45 degrees, using template strips as inner supports at vertical and horizontal intervals of 200mm in the reserved box of the fire-fighting box body, the reserved box of the fire-fighting vertical pipe and the reserved box of the horizontal pipe, and fixing by using shooting nails;
step 5, positioning and paying off the structural surface before construction, and fixing the foot pad on the structural surface by using a spiral steel nail by offsetting the thickness of the template along a positioning line;
step 6, placing the plastic rings into reserved screw rod holes of the template, screwing the plastic rings tightly by using plastic screw caps, installing the template along a positioning line after the construction of the frame body is completed, and connecting the template and the template by using a straight code and fixing the template by using self-tapping screws;
step 7, fixing the secondary vertical ridges on the template by using self-tapping screws, correcting the assembled single-side template, and temporarily fixing the secondary vertical ridges and the floor slab template support frame by using iron wire steel pipes;
step 8, fixing a reserved box of the fire-fighting box body, a reserved box of the fire-fighting vertical pipe and a reserved box of the horizontal pipe on a single-side template by using shooting nails, fixing external corner strips on the template at the external corners at two sides of the door opening, and installing side molds;
step 9, binding steel bars according to a drawing and referring to the radian of the single-side template after the construction of the single-side template is completed, and embedding the water and electricity pipelines after the binding of the steel bars is completed;
step 10, inserting a PVC sleeve into a plastic ring mounting screw rod;
step 11, repeating the step 6, the step 7 and the step 8 to seal the other side template;
and step 12, locking the curved surface section by using a large transverse ridge through a gasket nut, locking and correcting the straight section by using a transverse back ridge through a gasket screw rod, and fixing the joint of the straight section and the curved surface section by using a steel pipe from the large transverse ridge of the curved surface section to the straight section.
Preferably, the large transverse ridges are made of 4 phi 16 steel bars.
Preferably, in the step 10, if the steel rib screw rod cannot penetrate through the steel rib, the screw rod is welded on the steel rib.
In order to achieve the second object, the invention adopts the technical scheme that: a cast-in-place facing concrete structure based on a WISA template system comprises an inner mold structure and an outer mold structure which are abutted against two sides of concrete, wherein the inner mold structure and the outer mold structure are tied through a split draw bar; the internal mold structure/external mold structure comprises a curved surface section and a straight section connected with the two ends of the curved surface section,
the template positioned on the curved surface section is cut into grooves with the width of 5mm and the depth of 10mm at intervals of 25mm on one side surface departing from the concrete, the bent small transverse ridges, the fixing strips and the template cut with the grooves are fixed by shooting nails and integrally form a curved surface body, the secondary vertical ridges are arranged on one side of the template away from the concrete at vertical intervals, the large transverse ridges are arranged on the outer sides of the secondary vertical ridges at horizontal intervals, and the large transverse ridges are locked by using gaskets, screws and tension rods;
lie in the template of straight section is being provided with a plurality of time perpendicular stupefied deviating from the vertical interval of concrete side, and the stupefied horizontal interval of horizontal back sets up time perpendicular stupefied outside, the stupefied gasket, screw, the locking of drawing screw rod that uses of horizontal back.
In the technical scheme, the templates are connected with each other through straight codes and fixed by self-tapping nails, and the joint of the straight section and the curved section extends from the large transverse ridge to the straight section and is fixed by steel pipes.
In the technical scheme, the secondary vertical ridges are fixed on the template by self-tapping screws.
In the technical scheme, a fire box body reserved box, a fire-fighting vertical pipe reserved box and a horizontal pipe reserved box are fixed on the template on one side through a shooting nail.
In the technical scheme, the external corners of the fire-fighting box body reserved box, the fire-fighting vertical pipe reserved box and the horizontal pipe reserved box are respectively cut at an angle of 45 degrees and are fixed with external corner strips.
In the technical scheme, door openings are reserved on the inner die structure and the outer die structure.
In the technical scheme, the external corners on two sides of the door opening are positioned on the template to fix the external corner strips and install the side molds.
Compared with the prior art, the invention has the advantages and positive effects that:
1. the hydropower installation pre-buried entrance to a cave and the synchronous plan of template in the invention guarantee the demolding effect and reduce the later-stage hole opening cost.
2. Compared with a shaping template, the curved surface template is subjected to slotting processing and assembling by a machine tool on site, and has the advantages of short processing period, low cost, high rigidity and high reuse rate.
3. According to the invention, the templates are connected by adopting the straight codes, so that the common quality problems such as dislocation in the later stage are avoided, the synchronous installation of the embedded boxes such as the fire box, the fire hose and the air hose during the installation of the unilateral templates can well ensure the plane position of the embedded boxes, and the influence of the steel bar engineering on the installation of the embedded boxes is avoided.
4. The steel bars are bound along the single-side template, the steel bar binding operation is simple, the protective layer is uniform, and the curved surface area avoids rework due to the fact that the radian is not controlled in place when the steel bars are bound; water, electricity and ventilation are pre-buried in advance, so that the steel bar is prevented from being disassembled and changed to influence the structural safety.
5. The structure has good mold stripping effect of the external corner strip installed on the template at the external corner, and beautiful nodes of details such as internal corners and external corners.
6. The reinforcing system of the invention effectively solves the common quality problems of die running and the like.
7. The invention has simple operation and short construction period.
8. Compared with the common template, the template system has smooth surface and better hydrophobicity, and can ensure that the surface of the facing concrete is smooth and has no rough surface after being poured; and the template is tight and strict in seam splicing treatment, so that the smooth and dislocation-free finish concrete forming seam splicing part is ensured, and the arc chamfer is excessively smooth and uniform.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is a view of the outside view of the cast-in-place faced concrete structure of the present invention based on the WISA formwork system;
FIG. 2 is a view of the inside view of a cast-in-place faced concrete structure formed based on the WISA template system of the present invention;
FIG. 3 is a schematic view of the machine tool of the present invention;
FIG. 4 is a schematic view of the form, fastening strips, and minor ridges of the present invention;
FIG. 5 is a schematic view of a curved monolithic inner mold plate (left side) and a curved monolithic outer mold plate (right side) of the present invention;
FIG. 6 is a schematic diagram of the electromechanical installation pre-embedding deepening of the present invention;
FIG. 7 is a schematic view of a single-sided form construction of the present invention;
FIG. 8 is a schematic view of the installation of the PVC sleeve, plastic ring and nut of the present invention;
FIG. 9 is a schematic illustration of the template splicing of the present invention;
FIG. 10 is a schematic view of a column template of the present invention;
FIG. 11 is a top view of the invention of FIG. 10;
FIG. 12 is a schematic view of a template system at the junction between a curved section and a straight section of the template of the present invention;
FIG. 13 is a schematic view of a door opening template system according to the present invention;
figure 14 is a block flow diagram of a method of constructing a cast-in-place faced concrete structure based on the WISA formwork system of the present invention.
In the figure: 1-template; 2-fixing strips; 3-small transverse edges; 4-straight code; 5-a screw cap; 6-a plastic ring; 7-PVC sleeves; 8-external corner strips; 9-time vertical arris; 10-transverse dorsal bar; 11-large transverse edges; 12-a steel pipe; 13-foot pads, 14-fire box body reserved boxes; 15-fire fighting riser reservation box; 16-horizontal tube reservation box.
Detailed Description
Other aspects, features and advantages of the present invention will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, which form a part of this specification, and which illustrate, by way of example, the principles of the invention.
Referring to fig. 1-14, a construction method of a cast-in-place faced concrete structure based on a WISA formwork system includes the steps of:
step 1, drawing a deepening drawing by considering water, electricity, buildings and structures, and confirming the deepening drawing;
step 2, cutting grooves with the width of 5mm and the depth of 10mm at intervals of 25mm on the surface, away from the concrete, of the template 1 by using a machine tool shown in the attached drawing 3, specifically, the grooves have the function of enabling the template to be bent without breaking, and drilling reserved holes according to a screw rod deepening typesetting diagram to process the template 1; cutting small transverse ridges 3 with the width of 120mm by using a machine tool according to the structural plane shape by segmenting through a template 1, and simultaneously manufacturing a fixing strip 2 with the width of 30mm by using the template 1;
step 3, as shown in fig. 5, bending the template 1 along the edge of the small transverse ridge 3 and temporarily fixing the template by using a shooting nail, bending the fixing strip 2 and formally fixing the template 1 and the small transverse ridge 3 by using the shooting nail, and determining the distance between the small transverse ridges 3 to process an arc-shaped section template according to calculation;
step 4, as shown in figure 6, a fire fighting box body reserved box 14, a fire fighting vertical pipe reserved box 15 and a horizontal pipe reserved box 16 are processed by using a template, and the external corners of the reserved boxes are cut at 45-degree angles as shown in figure 11 and fixed with external corner strips 8; a fire fighting box body reserved box 14, a fire fighting vertical pipe reserved box 15 and a horizontal pipe reserved box 16 are internally supported by template strips at vertical and transverse intervals of 200mm and then fixed by shooting nails;
step 5, positioning and paying off the structural surface before construction, and fixing the foot pad 13 on the structural surface by using a spiral steel nail by offsetting the thickness of the template along a positioning line;
step 6, placing the plastic ring 6 into a reserved screw rod hole of the template 1, screwing the plastic ring by using a plastic screw cap 5, installing the template 1 along a positioning line after the construction of the floor slab template support frame is finished, and connecting the template 1 and the template 1 by using a straight code 4 and fixing the template 1 by using a self-tapping nail as shown in the attached drawing 9;
step 7, fixing the secondary vertical ridges 9 on the template 1 by using self-tapping screws, vertically arranging the secondary vertical ridges 9 on one side of the template 1 away from concrete at intervals, correcting the assembled single-side template, and temporarily fixing the secondary vertical ridges 9 and the floor template support frame by using iron wire steel pipes;
step 8, fixing a fire box body reserved box 14, a fire-fighting vertical pipe reserved box 15 and a horizontal pipe reserved box 16 on a single-side template by using shooting nails, fixing an external corner strip 8 on the template 1 at external corners on two sides of a door opening according to the attached figure 7, and installing side molds;
step 9, binding steel bars according to a drawing and referring to the radian of the single-side template after the construction of the single-side template is completed, and embedding the water and electricity pipelines after the binding of the steel bars is completed;
step 10, inserting a PVC sleeve 7 into a plastic ring 6 to install a screw rod, and welding the screw rod on the steel rib if the screw rod cannot penetrate through the steel rib;
step 11, repeating the step 6, the step 7 and the step 8 to seal the other side template;
step 12, the curved surface section adopts a large transverse ridge 11 and is locked and fixed on the opposite tension rod through a gasket nut, specifically, the large transverse ridge 11 adopts a 4 phi 16 steel bar, the straight section adopts a transverse back ridge 10 and is locked and fixed on the opposite tension rod through a gasket screw rod for correction, and the joint of the straight section and the curved surface section is extended from the large transverse ridge 11 of the curved surface section to the straight section and is fixed through a steel pipe 12 as shown in the attached drawing 12;
step 13, checking and accepting, checking whether the detail processing such as the splicing of the template 1, the external corner and the like is in place, whether the verticality of the template meets the standard requirement, and whether a reinforcing system is constructed according to a scheme;
step 14, pouring and oxygen protection, wherein the quality of concrete entering a site is strictly controlled; vibrating in place in the pouring process, and oxidizing with mold wet water for three days;
step 15, removing the formwork, protecting a finished product, immediately wrapping geotextile after the formwork is removed, wrapping the bottom 3M by using a 3-clamp plate, and preventing the surface of concrete from being damaged in the construction process;
step 16, installing intelligent and electromechanical equipment and panels, installing a fire box body, a fire-fighting vertical road, a horizontal pipe, a control panel, an indication mark and the like, and plugging the periphery;
step 17, facing protective agent, base surface treatment, color repair and finish coating (roll coating);
and step 18, completion check.
Referring to fig. 10 and 11, the present application is a frame shear wall structure, and relates to a column formwork system, and a clear water concrete column is separately constructed, and a separate column formwork is required.
More specifically, the transverse back ridges 10 and the large transverse ridges 11 are made of steel materials, and the sizes and the intervals are comprehensively selected after calculation according to the strength of the materials, the height of the wall body and the like.
Referring to fig. 1-13, a cast-in-place facing concrete structure based on a WISA formwork system comprises an inner formwork structure and an outer formwork structure which are abutted against two sides of concrete, the inner formwork structure and the outer formwork structure are tied through a tie bar, and the inner formwork structure/the outer formwork structure comprises a curved surface section and a straight section connected with two ends of the curved surface section.
In the curved surface section, a groove with the width of 5mm and the depth of 10mm is cut on one side of the template 1, which is far away from the concrete, every 25mm, and the groove has the function of enabling the template to be bent without breaking; adopt the lathe that fig. 3 shows to be 120mm little stupefied 3 according to the segmentation of structure plane shape with template 1 cutting width, it is 30mm fixed strip 2 to make the width with template 1 simultaneously, crooked little stupefied 3 and fixed strip 2 and the notched template 1 adoption of cutting are penetrated the nail and are fixed and wholly be the curved surface body, inferior perpendicular stupefied 9 vertical interval sets up the one side of keeping away from the concrete at template 1, inferior perpendicular stupefied 9 adopts the self-tapping nail to fix on template 1, big stupefied 11 horizontal interval sets up in inferior perpendicular stupefied 9 outside, big stupefied 11 uses the gasket, the screw, locking to the lacing wire pole.
In straight section, template 1 is being provided with a plurality of time perpendicular stupefied 9 deviating from the vertical interval of concrete side, and time perpendicular stupefied 9 adopts the self-tapping screw to fix on template 1, and stupefied 10 horizontal interval of horizontal back sets up in the outside of time perpendicular stupefied 9, and stupefied 10 of horizontal back uses gasket, screw, locks to the drawing screw pole.
The template 1 and the template 1 are connected through the straight joint 4 and fixed through the self-tapping nails, and the joint of the straight section and the curved section extends from the large transverse ridge 11 to the straight section and is fixed through the steel pipe 12. A screw rod hole is reserved on the template, a plastic nut is used for screwing, and the PVC sleeve is inserted into the plastic ring to install the screw rod.
Specifically, a fire-fighting box body reserved box 14, a fire-fighting vertical pipe reserved box 15 and a horizontal pipe reserved box 16 are fixed on the template 1 on one side through shooting nails. The fire fighting box body reserved box 14, the fire fighting vertical pipe reserved box 15 and the horizontal pipe reserved box 16 are manufactured by adopting template processing, and the external corners of the fire fighting box body reserved box 14, the fire fighting vertical pipe reserved box 15 and the horizontal pipe reserved box 16 are respectively cut at an angle of 45 degrees as shown in the attached drawing 11 and are fixed with an external corner strip 8.
More specifically, door openings are reserved on the inner mold structure and the outer mold structure, and the external corner strips are fixed on the template at the external corners on the two sides of the door openings and the side molds are installed. Foot pads 13 are fixed at the bottoms of the inner mold structure and the outer mold structure by spiral steel nails.
The detailed description is specific to possible embodiments of the invention, which are not intended to limit the scope of the invention, and all equivalent implementations or modifications that do not depart from the scope of the invention are intended to be included within the scope of the invention.

Claims (10)

1. A construction method of a cast-in-place facing concrete structure based on a WISA template system is characterized by comprising the following steps:
step 1, drawing a deepening drawing by considering water, electricity, buildings and structures, and confirming the deepening drawing;
step 2, cutting grooves with the width of 5mm and the depth of 10mm at intervals of 25mm on the surface of the template, which is far away from the concrete, by using a machine tool, drilling reserved holes according to a screw rod deepening typesetting diagram, and processing the template; cutting small transverse ridges with the width of 120mm by using a machine tool according to the structural plane shape by segmenting by using a template, and manufacturing a fixing strip with the width of 30mm by using the template;
step 3, temporarily fixing the template along the edge bending of the small transverse edges by using shooting nails, formally and firmly fixing the bending of the fixing strips with the template and the small transverse edges by using the shooting nails, and determining the distance between the small transverse edges according to calculation to process the arc-shaped section template;
step 4, processing a reserved box of the fire-fighting box body, a reserved box of the fire-fighting vertical pipe and a reserved box of the horizontal pipe by using a template, cutting the external corners of the reserved boxes by 45 degrees respectively, fixing external corner strips, and using the template strips as inner supports at vertical and transverse intervals of 200mm in the reserved box of the fire-fighting box body, the reserved box of the fire-fighting vertical pipe and the reserved box of the horizontal pipe, and then fixing by using shooting nails;
step 5, positioning and paying off the structural surface before construction, and fixing the foot pad on the structural surface by using a spiral steel nail by offsetting the thickness of the template along a positioning line;
step 6, placing the plastic rings into reserved screw rod holes of the template, screwing the plastic rings tightly by using plastic screw caps, installing the template along a positioning line after the construction of the frame body is completed, and connecting the template and the template by using a straight code and fixing the template by using self-tapping screws;
step 7, fixing the secondary vertical ridges on the template by using self-tapping screws, correcting the assembled single-side template, and temporarily fixing the secondary vertical ridges and the floor slab template support frame by using iron wire steel pipes;
step 8, fixing a reserved box of the fire-fighting box body, a reserved box of the fire-fighting vertical pipe and a reserved box of the horizontal pipe on a single-side template by using shooting nails, fixing external corner strips on the template at the external corners at two sides of the door opening, and installing side molds;
step 9, binding steel bars according to a drawing and referring to the radian of the single-side template after the construction of the single-side template is completed, and embedding the water and electricity pipelines after the binding of the steel bars is completed;
step 10, inserting a PVC sleeve into a plastic ring mounting screw rod;
step 11, repeating the step 6, the step 7 and the step 8 to seal the other side template;
and step 12, locking the curved surface section by using a large transverse ridge through a gasket nut, locking and correcting the straight section by using a transverse back ridge through a gasket screw rod, and fixing the joint of the straight section and the curved surface section by using a steel pipe from the large transverse ridge of the curved surface section to the straight section.
2. The method of constructing a WISA-based formwork system cast-in-place faced concrete structure according to claim 1,
the large transverse edges are made of 4 phi 16 steel bars.
3. The method of constructing a WISA-based formwork system cast-in-place faced concrete structure according to claim 1,
in the step 10, if the steel rib screw rod cannot penetrate through the steel rib, the screw rod is welded on the steel rib.
4. A cast-in-place facing concrete structure based on WISA template system is characterized by comprising
The inner mold structure and the outer mold structure are abutted against two sides of the concrete and are pulled through the split wire rods;
the internal mold structure/external mold structure comprises a curved surface section and a straight section connected with the two ends of the curved surface section,
the template positioned on the curved surface section is cut into grooves with the width of 5mm and the depth of 10mm at intervals of 25mm on one side surface departing from the concrete, the bent small transverse ridges, the fixing strips and the template cut with the grooves are fixed by shooting nails and integrally form a curved surface body, the secondary vertical ridges are arranged on one side of the template away from the concrete at vertical intervals, the large transverse ridges are arranged on the outer sides of the secondary vertical ridges at horizontal intervals, and the large transverse ridges are locked by using gaskets, screws and tension rods;
lie in the template of straight section is being provided with a plurality of time perpendicular stupefied deviating from the vertical interval of concrete side, and the stupefied horizontal interval of horizontal back sets up time perpendicular stupefied outside, the stupefied gasket, screw, the locking of drawing screw rod that uses of horizontal back.
5. The WISA-based formwork system cast-in-place faced concrete structure of claim 4,
the template is connected with the template through a straight code and fixed by self-tapping nails, and the joint of the straight section and the curved section extends from the large transverse edge to the straight section and is fixed by a steel pipe.
6. The WISA-based formwork system cast-in-place faced concrete structure of claim 5,
the secondary vertical ridges are fixed on the template by self-tapping screws.
7. The WISA-based formwork system cast-in-place faced concrete structure of claim 4,
and a fire-fighting box body reserved box, a fire-fighting vertical pipe reserved box and a horizontal pipe reserved box are fixed on the template at one side by using a shooting nail.
8. The WISA-based formwork system cast-in-place faced concrete structure of claim 4,
the external corners of the fire-fighting box body reserved box, the fire-fighting vertical pipe reserved box and the horizontal pipe reserved box are respectively cut at an angle of 45 degrees and are fixed with external corner strips.
9. The WISA-based formwork system cast-in-place faced concrete structure of claim 4,
door openings are reserved on the inner mold structure and the outer mold structure.
10. The WISA-based formwork system cast-in-place faced concrete structure of claim 4,
and the external corners on the two sides of the door opening are positioned on the template to fix the external corner strips and install the side mold.
CN202010132053.4A 2020-02-29 2020-02-29 Cast-in-place facing concrete structure based on WISA template system and construction method thereof Pending CN111236625A (en)

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CN202010132053.4A CN111236625A (en) 2020-02-29 2020-02-29 Cast-in-place facing concrete structure based on WISA template system and construction method thereof

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Application Number Priority Date Filing Date Title
CN202010132053.4A CN111236625A (en) 2020-02-29 2020-02-29 Cast-in-place facing concrete structure based on WISA template system and construction method thereof

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CN111236625A true CN111236625A (en) 2020-06-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111877742A (en) * 2020-08-11 2020-11-03 中建八局第二建设有限公司 Numerical control machining construction method for special-shaped curved surface fair-faced concrete formwork system
CN113863657A (en) * 2021-11-11 2021-12-31 中交一公局集团有限公司 Bionic hyperbolic special-shaped concrete structure supporting system and construction method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111877742A (en) * 2020-08-11 2020-11-03 中建八局第二建设有限公司 Numerical control machining construction method for special-shaped curved surface fair-faced concrete formwork system
CN113863657A (en) * 2021-11-11 2021-12-31 中交一公局集团有限公司 Bionic hyperbolic special-shaped concrete structure supporting system and construction method
CN113863657B (en) * 2021-11-11 2022-11-04 中交一公局集团有限公司 Bionic hyperbolic special-shaped concrete structure supporting system and construction method

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