CN115596198A - Assembled Z-shaped component, assembling die and construction method thereof - Google Patents
Assembled Z-shaped component, assembling die and construction method thereof Download PDFInfo
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- CN115596198A CN115596198A CN202211592577.7A CN202211592577A CN115596198A CN 115596198 A CN115596198 A CN 115596198A CN 202211592577 A CN202211592577 A CN 202211592577A CN 115596198 A CN115596198 A CN 115596198A
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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
- E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
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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
- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The application relates to an assembled Z-shaped component, an assembling die thereof and a construction method, wherein the assembled Z-shaped component comprises a formwork, a steel bar framework and a split connecting piece, the formwork is arranged on the outer side of the steel bar framework, and a Z-shaped cavity is formed in the inner area of the formwork; the steel bar framework is arranged in the Z-shaped cavity; the opposite-pulling connecting piece is fixed on the steel bar framework, two ends of the opposite-pulling connecting piece are embedded in the formworks at two opposite sides, and the steel bar framework and the formworks are connected into a whole; the three formworks are sequentially connected to form a Z-shaped structure with right-angled corners, the corner joints are detachably connected through vertical formwork connecting fasteners, and reinforcing steel bar frameworks are respectively and correspondingly arranged inside the three formworks and are prefabricated and molded independently. This application optimizes through the structure to Z shape component, and the split becomes the unit module of easily producing, reduces the preparation and the transportation degree of difficulty of Z shape component.
Description
Technical Field
The application relates to the field of green buildings and novel building industrialization, in particular to an assembled Z-shaped component, an assembling die and a construction method thereof.
Background
The assembled combined shell system of the concrete shear wall structure is a concrete shear wall structure system formed by a combined shell shear wall, a combined shell beam, a laminated slab, a prefabricated staircase, a prefabricated air-conditioning plate and the like, and is called as an assembled combined shell system for short. The combined shell shear wall is formed by combining shell components and cast-in-place concrete in a cavity. A composite shell beam is a beam formed from a composite shell member and cast-in-place concrete inside a cavity. The combined shell component is an integrated cavity component consisting of a formwork, a steel bar framework and a split connecting piece. The combined shell beam member comprises a T-shaped combined shell member, an L-shaped combined shell member, a Z-shaped combined shell member, a cross-shaped combined shell member, a linear combined shell member, a combined shell beam member and a combined shell floor bearing plate member. The shuttering is a thin plate made of cement, sand, fiber and the like and used for bearing the side pressure of concrete pouring, and the shuttering is free from being dismantled in the later period, and the thickness is generally 12 mm-30 mm. The opposite-pull connecting piece is a rod piece with two ends embedded in the formwork and used for fixing the steel bar framework and bearing the side pressure of concrete pouring.
The assembled combined shell system of the concrete shear wall structure comprehensively adopts a permanent template technology and a reinforcing steel bar forming and mounting technology, the template and the reinforcing steel bar are manufactured into components in a factory and are transported to a construction site for mounting. The steel bar connection structure of the system is consistent with a cast-in-place structure, no shear wall steel bar binding and template installation are needed on site, the component is light in weight and convenient to hoist and transport, the vertical component is completely assembled and cast-in-place, and the system has the advantages of an assembly type construction process and a cast-in-place concrete structure.
At present, the production technology of linear members tends to be mature, but the Z-shaped members are difficult to produce and inconvenient to transport, and the Z-shaped positions are often edge members which play a main anti-seismic role in the structure, and new and old concrete joint surfaces are not suitable to appear along the direction of wall limbs, so that the Z-shaped members have higher requirements. Therefore, the simple, easy and efficient Z-shaped component implementation scheme is provided, and the method has important significance for improving the application range of the fabricated building.
Disclosure of Invention
The purpose of the application is to provide an assembled Z-shaped component, an assembling die and a construction method thereof, the structure of the Z-shaped component is optimized, the Z-shaped component is split into unit modules which are easy to produce, and the manufacturing and transportation difficulty of the Z-shaped component is reduced.
In a first aspect, the following technical scheme is adopted for the assembled Z-shaped component provided by the application:
an assembled Z-shaped component comprises a formwork, a steel bar framework and a split connecting piece, wherein the formwork is arranged on the outer side of the steel bar framework, and Z-shaped cavities are formed in the inner areas of six formworks; the cross section of the steel bar framework is Z-shaped and is arranged in a Z-shaped cavity between the formworks; the split connecting pieces are fixed on the steel bar framework, two ends of each split connecting piece are embedded in the formworks on two opposite sides, and the steel bar framework and the formworks are connected into a whole.
By adopting the technical scheme, the formwork and the steel reinforcement framework of the Z-shaped component are connected through the plurality of opposite-pulling connecting pieces to form a whole, concrete is not poured into the Z-shaped component, only the structural forms of the outer formwork and the inner steel reinforcement framework are formed, the prefabrication processing difficulty of the Z-shaped component can be reduced, the whole weight of the Z-shaped component is reduced, the Z-shaped component is convenient to transport to a construction site, and then the concrete is poured after the installation on the construction site is completed.
Optionally, the three formworks are sequentially connected to form a Z-shaped structure with right angles at corners, and the corner joints are detachably connected through vertical formwork connecting fasteners.
By adopting the technical scheme, the Z-shaped component is divided into three sections for prefabricating and forming to form a linear structure, the number of corners of a single prefabricated component is reduced, the volume of a single body is reduced, the production and processing difficulty of the prefabricated component can be reduced, the single structure is simplified, the transportation and field installation are facilitated, and the Z-shaped component has obvious advantages in the field of assembled combined shell wall components with complicated structure deviation.
Optionally, the steel bar framework comprises longitudinal bars, horizontal bars and stirrups, wherein the longitudinal bars extend out of the top of the formwork and are used as connecting steel bars of upper and lower wall components; the longitudinal ribs are pre-bent in the area below the top of the formwork so as to avoid the longitudinal ribs of the upper assembled combined shell wall component; the horizontal ribs extend out of the side face of the formwork to serve as connecting reinforcing steel bars of adjacent wall components on the same layer, and the distance between the stirrups and the outer edges of the horizontal ribs and the inner surface of the formwork is 0-20 mm.
By adopting the technical scheme, the longitudinal ribs are pre-bent in the area below the top of the formwork so as to avoid the longitudinal ribs of the upper-layer assembled combined shell wall component, so that the upper-layer assembled combined shell wall component and the lower-layer assembled combined shell wall component are aligned more accurately up and down, no interference is formed between the longitudinal ribs, and the assembled combined shell wall component is convenient to mount layer by layer; the horizontal ribs extend out of the side face of the formwork and are used as connecting reinforcing steel bars of adjacent wall components on the same floor, so that the adjacent wall components on the same floor can be mutually crossed, the connection tightness is higher, the joint is not easy to crack, and the integrity and the safety of the fabricated building are better.
Optionally, the Z-shaped member includes a first linear combined shell member, a second linear combined shell member, a third linear combined shell member, and four vertical formwork connecting fasteners, two ends of the third linear combined shell member are respectively fixed to the first linear combined shell member and the second linear combined shell member in a sealing manner, and the outer sides of corners at the sealing manner are detachably connected through the vertical formwork connecting fasteners.
Optionally, the first linear combined shell component comprises a first formwork, a second formwork, a first linear steel reinforcement framework and a plurality of opposite-pulling connecting pieces;
the linear combined shell component II comprises a mould shell III, a mould shell IV, a linear steel bar framework II and a plurality of counter-pulling connecting pieces;
the third linear combined shell component comprises a fifth mould shell, a sixth mould shell, a third linear steel reinforcement framework and a plurality of opposite-pulling connecting pieces;
the two ends of the five shuttering are respectively vertically connected with the third shuttering and the second shuttering, and the two ends of the six shuttering are respectively vertically connected with the fourth shuttering and the first shuttering.
By adopting the technical scheme, the Z-shaped component is assembled by three linear combined shell components, the structure is further simplified, and the prefabrication, the transportation and the installation are more convenient.
In a second aspect, the application provides an assembled Z-shaped component assembling die which adopts the following technical scheme:
an assembled Z-shaped component assembling die comprises a bottom die arranged in a Z shape, wherein the bottom die comprises a bottom plate, a central die assembly arranged on the bottom plate and two end die assemblies vertically arranged at two ends of the central die assembly, and the two end die assemblies are distributed on different sides of the central die assembly;
the central die assembly comprises a central die inner plate and two central die outer plates which are arranged on two sides of the central die inner plate in parallel, and a central caulking groove for placing the die shell is formed between the central die inner plate and the central die outer plates;
the end die assembly comprises an end die inner plate and two end die outer plates which are arranged on two sides of the end die inner plate in parallel, and an end die caulking groove for the horizontal movement of the formwork shell is formed between the end die inner plate and the end die outer plates;
two immovable formworks are placed in the two central caulking grooves, two movable formworks are placed in the two end formwork caulking grooves, and the movable formworks can be abutted against the end parts of the immovable formworks.
Through adopting above-mentioned technical scheme, center die assembly carries on spacingly to two motionless formworks, fixes a position the installation to two motionless formworks earlier, inject whole off-the-shelf length and thickness, and end die assembly leads spacingly to the formworks of two sets of four removals, makes the formwork that removes only can slide along the end mould caulking groove, and the formwork that removes inwards removes gradually until the butt on motionless formwork, realizes accurate location connection between the formwork.
Optionally, a gap is formed at one end, close to each other, of the central formwork outer plate and the end formwork outer plate, a vertical formwork connecting fastener is placed in the gap, the end faces of two sides of the vertical formwork connecting fastener are respectively abutted to the end faces of the central formwork outer plate and the end formwork outer plate, one end of the immobile formwork is abutted to the vertical formwork connecting fastener, and the mobile formwork is abutted to the immobile formwork.
By adopting the technical scheme, the vertical formwork connecting fastener is arranged at the intersection of the central formwork outer plate and the end formwork outer plate, so that the end part of the immobile formwork can be limited, the connecting fastener with the vertical formwork after the position of the immobile formwork is determined can just reach the state of contraposition installation, and the connecting fastener can be directly connected with the immobile formwork; the movable module can move along the vertical shuttering connecting fastener in the moving process, so that the movable shuttering can be conveniently connected with the vertical shuttering connecting fastener.
Optionally, the thickness of the plate body of the vertical formwork connecting fastener is the same as that of the plate bodies of the central formwork outer plate and the end formwork outer plate, and the inner side surface of the vertical formwork connecting fastener is coplanar with the inner side surfaces of the central formwork outer plate and the end formwork outer plate.
Through adopting above-mentioned technical scheme, conveniently fix a position the installation to perpendicular mould shell coupling fastener's position, earlier be connected perpendicular mould shell coupling fastener and unmovable mould shell, when placing unmovable mould shell in the central caulking groove, utilize perpendicular mould shell coupling fastener butt center formwork shell board and end mould shell board, can the position of accurate installation unmovable mould shell.
Optionally, the assembly mold further comprises a top mold arranged in a zigzag manner, the top mold and the bottom mold are arranged in an up-down opposite manner, the top mold also comprises a bottom plate, a central mold assembly and an end mold assembly, a hollow groove through which the steel reinforcement framework penetrates upwards is formed in the bottom plate of the top mold, and a plurality of support columns for fixing the steel reinforcement framework are connected between the top mold and the bottom mold;
the upper end of the supporting upright post is fixed on the central die inner plate of the top die, the lower end of the supporting upright post is inserted into the central die inner plate of the bottom die, and the central die inner plate of the bottom die is provided with an insertion groove.
By adopting the technical scheme, the structure of the top die is similar to that of the bottom die, the upper end and the lower end of the die shell are accurately limited by matching the top die with the bottom die, so that the upper end and the lower end of the die shell are connected with more accurate supporting upright posts to ensure the alignment of the upper position and the lower position of the bottom die and the top die, and the upper end of the die shell is not contacted with the lower top surface of the top die, so that the top die is prevented from being jacked; when the formwork is assembled, the top die is used as a guiding and limiting structure at the upper part, after the formwork is assembled, the supporting upright post is fixed on the top die, and the steel bar framework is fixed on the supporting upright post, so that the top die and the supporting upright post can be used as hoisting tools of Z-shaped members, the Z-shaped members are guaranteed to be stable in structure and not to deform in the hoisting process, and the supporting upright post and the bottom die are spliced, so that the formwork is more convenient and quicker to disassemble. Set up the fretwork groove on the top mould, can be used for framework of steel reinforcement to upwards wear out, can not influence framework of steel reinforcement's installation.
In a third aspect, the construction method for the assembled Z-shaped component provided by the application adopts the following technical scheme:
a construction method of an assembled Z-shaped component comprises the following steps:
according to the sequence of firstly binding a steel bar framework, installing a counter-pull connecting piece on the steel bar framework and pouring formworks on two sides of the steel bar framework, respectively completing the assembly of a linear combined shell component I, a linear combined shell component II and a linear combined shell component III, and selecting a coagulation-regulating cement-based early-strength material to manufacture the formworks;
the third linear combined shell component is arranged in the two central caulking grooves of the bottom die, the four vertical shuttering connecting fasteners are respectively connected with two ends of the fifth shuttering and the sixth shuttering, the positions of the fifth shuttering and the sixth shuttering are adjusted, two side plates of the vertical shuttering connecting fasteners are respectively aligned with the central shuttering outer plate and the end shuttering outer plate, and a top die is arranged at the top of the third linear combined shell component;
inserting the first linear combined shell component into one end of the top die and the bottom die, enabling the upper end and the lower end of the first formwork and the lower end of the second formwork to be located in the end die embedding grooves, pushing the first linear combined shell component inwards until the first linear combined shell component is abutted to the fifth formwork and the sixth formwork, and connecting and fixing the first linear combined shell component and the vertical formwork connecting and fastening piece;
assembling and installing a linear combined shell component II according to the same mode to form a Z-shaped component;
and arranging a lifting ring on the top die, lifting the top die, driving the Z-shaped member to ascend together to separate from the bottom die by the top die, transporting the Z-shaped member to a construction position, and pouring concrete in the cavity after the Z-shaped member is installed in place to form an integral structure.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the utility model provides an assembled Z shape component disassembles into rectilinear integrated configuration with Z shape component, has solved the inconvenient prefabricated problem of Z shape wall among the reinforced concrete structure, can reduce the deepening design degree of difficulty, has played the positive role for the suitability that improves the prefabricated concrete structure building, improvement assembly efficiency.
2. The reinforcing bar of assembled Z shape component that this application provided arranges and connection structure is unanimous with cast-in-place structure, and concrete monolithic placement in the cavity does not have new and old concrete faying surface along the wall body direction, and wholeness can be good, and anti-seismic performance is excellent.
3. The formwork shells on all sides of the assembled Z-shaped component need to be manufactured in sequence, after the assembled Z-shaped component reaches the preset strength, the formwork shell on the lower side is turned over, and through application of the set-adjusting cement-based early-strength material, the production efficiency can be effectively improved.
4. The structure of the top die is the same as that of the bottom die, the upper end and the lower end of the die shell are accurately limited by the matching of the top die and the bottom die, so that the upper end and the lower end of the die shell are connected with more accurate supporting upright posts to ensure the alignment of the upper positions and the lower positions of the bottom die and the top die, and the upper end of the die shell is not contacted with the lower top surface of the top die, so that the top die is prevented from being jacked; when the formwork is assembled, the top die is used as a guiding and limiting structure at the upper part, after the formwork is assembled, the supporting upright post is fixed on the top die, and the steel bar framework is fixed on the supporting upright post, so that the top die and the supporting upright post can be used as hoisting tools of Z-shaped members, the Z-shaped members are guaranteed to be stable in structure and not to deform in the hoisting process, and the supporting upright post and the bottom die are spliced, so that the formwork is more convenient and quicker to disassemble.
Drawings
FIG. 1 is a schematic view of the assembled Z-shaped component of the present application;
fig. 2 is a schematic structural view of the assembled Z-shaped member framework of the present application;
FIG. 3 is a schematic view of an assembled Z form element form of the present application;
FIG. 4 is a schematic view of an assembly of three linear combined shell members according to embodiment 1 of the present application;
FIG. 5 is a schematic view of assembling and forming three linear combined shell members according to embodiment 1 of the present application;
FIG. 6 is a schematic view of an elevational structure of a composite shell member according to embodiment 1 of the present application;
FIG. 7 is a schematic structural view of a vertical form attachment fastener according to embodiment 1 of the present application;
fig. 8 is a schematic view of the overall structure of an assembly mold according to embodiment 2 of the present application;
fig. 9 is a schematic structural view of a bottom mold in embodiment 2 of the present application;
FIG. 10 is a schematic view showing the assembled state of the formwork in embodiment 3 of the present application;
in the figure: 1. a Z-shaped member; 11. a formwork; 111. pre-burying a nut; 12. a steel reinforcement cage; 121. pre-bending the longitudinal ribs; 13. a counter-pull connector; 14. a Z-shaped cavity; 2. bottom die; 21. a base plate; 22. a center die inner plate; 23. a central mold outer plate; 24. a central caulking groove; 25. an end mold inner plate; 26. an end mold outer plate; 27. an end die caulking groove; 3. carrying out top die; 4. supporting the upright post; 5. the vertical shuttering connecting fastener; 51. a circular hole; 6. a first linear combined shell component; 61. a first mould shell; 62. a second mould shell; 63. a first linear steel reinforcement framework; 64. then positioning the first vertical steel bar; 65. a first horizontal steel bar lap joint area; 7. a second linear combined shell component; 71. a third mould shell; 72. a fourth mould shell; 73. a linear reinforcement cage II; 74. then positioning the vertical steel bar II; 75. a second horizontal steel bar lapping area; 8. a third linear combined shell component; 81. a fifth mould shell; 82. a sixth mould shell; 83. and a linear reinforcement cage III.
Detailed Description
The present application is described in further detail below with reference to fig. 1-9.
Referring to fig. 1 to 3, an assembled Z-shaped component 1 includes a formwork 11, a steel bar framework 12 and a split connecting member 13, wherein the formwork 11 is located at an outer side of the steel bar framework 12, an enveloping area of the six formworks 11 is a Z-shaped cavity 14, and the steel bar framework 12 is located in the Z-shaped cavity 14, is Z-shaped, and is an earthquake-resistant stressed steel bar framework of a wall. The opposite-pulling connecting piece 13 is fixed on the steel bar framework 12, two ends of the opposite-pulling connecting piece are embedded in the formwork 11, and the steel bar framework 12 and the formwork 11 are connected into a whole.
The thickness of the shuttering 11 is 12-30 mm, the shuttering is made of a set adjusting type cement-based early strength material, the material is produced in a pre-dry mixing mode, the material can be operated for 20-50 min within the range of 10-40 ℃ by adjusting the proportion of the accelerating agent and the retarder, the 2h compressive strength is more than 20MP, the shuttering 11 can reach the final strength within a short time, and simultaneously has excellent crack resistance. When the shuttering 11 is manufactured, a shuttering 11 is manufactured first, and the other shuttering 11 is manufactured by turning over after the predetermined strength is reached, so that the manufacturing speed of the shuttering 11 on each side of the Z-shaped member 1 can be increased.
The steel bar framework 12 comprises longitudinal bars, horizontal bars and stirrups, the longitudinal bars extend out of the top of the formwork 11 and serve as connecting steel bars of upper and lower wall components, the structural bottom is reinforced at the positions and the edge component areas, and the lap joint length of the longitudinal bars is l le The area percentage of the joints is 50 percent, and the staggered distance of the joints is not less than 0.3l le For other regions, the longitudinal bar overlap length is l le The connection is equal section lap joint connection; the horizontal bars extend out of the side face of the formwork to serve as connecting bars of adjacent wall components on the same floor, and the lap joint length of the bars is l le The steel bar structure and the connection node structure are consistent with the steel bar structure of the cast-in-place structure.
The split connecting pieces 13 are split bolts or screws, so that the split connecting pieces are conveniently connected with the steel bar framework 12 and the formwork 11.
The Z-shaped component 1 is formed by splicing two or more assembled combined shell wall components when in design, the assembled combined shell wall components are integrated cavity components, the cross section of the assembled combined shell wall components is linear, and the formworks 11 of the adjacent components are spliced and connected into a whole. The Z-shaped member 1 is formed by assembling three prefabricated assembled combined shell wall members with linear cross sections.
The production and transportation links are implemented according to linear wall components, the components are assembled after being transported to a construction site to form an assembled Z-shaped component 1, and then the assembled Z-shaped component is integrally lifted to an operation surface, and the application problem of the Z-shaped component 1 is solved by adopting the existing production process and transportation mode.
Example 1: three linear combined shell wall components are assembled into a Z-shaped component 1
As shown in fig. 4 and 5, the present embodiment provides an assembled Z-shaped member 1, which includes a first linear combined shell member 6, a second linear combined shell member 7, a third linear combined shell member 8, and four vertical formwork connecting fasteners 5, where the first linear combined shell member 6 includes a first formwork 61, a second formwork 62, a first linear steel skeleton 63, and a plurality of counter-pull connectors 13, the second linear combined shell member 7 includes a third formwork 71, a fourth formwork 72, a second linear steel skeleton 73, and a plurality of counter-pull connectors 13, and the third linear combined shell member 8 includes a fifth formwork 81, a sixth formwork 82, a third linear steel skeleton 83, and a plurality of counter-pull connectors 13.
The first formwork 61 is parallel to the second formwork 62 and connected through the opposite pull connecting piece 13, one end of the first formwork 61 is flush with the second formwork 62, the other end of the first formwork is longer than the second formwork 62, no less than two opposite pull connecting pieces 13 are arranged between the first formwork 61 and the second formwork 62, two rows are arranged in the embodiment, effective fixation of the first formwork 61 and the second formwork 62 is ensured, and the opposite pull connecting pieces 13 are prevented from being bent and being separated from the first formwork 61 and the second formwork 62; the third formwork shell 71 is parallel to the fourth formwork shell 72 and is connected with the fourth formwork shell 72 through the opposite-pull connecting piece 13, one end of the third formwork shell 71 is flush with the fourth formwork shell 72, the other end of the third formwork shell is longer than the fourth formwork shell 72, the opposite-pull connecting piece 13 between the third formwork shell 71 and the fourth formwork shell 72 is not less than two rows, two rows are arranged in the embodiment, effective fixing of the third formwork shell 71 and the fourth formwork shell 72 is ensured, and the opposite-pull connecting piece 13 is prevented from being bent and being separated from the third formwork shell 71 and the fourth formwork shell 72; the five formwork 81 and the six formwork 82 are parallel and connected through the opposite-pull connecting piece 13, the five formwork 81 and the six formwork 82 are same in length and are arranged in a staggered mode, no less than two opposite-pull connecting pieces 13 are arranged between the five formwork 81 and the six formwork 82, four opposite-pull connecting pieces are arranged in the embodiment, effective fixing of the five formwork 81 and the six formwork 82 is guaranteed, and the opposite-pull connecting piece 13 is prevented from being bent and being separated from the five formwork 81 and the six formwork 82.
Referring to fig. 6 and 7, the embedded nuts 111 are fixed on the side of the formwork 11 of each component close to the splicing position, the specification of the embedded nuts 111 is M14, the distance between the embedded nuts 111 and the edge of the formwork of each component in the horizontal direction is 100mm, the distance between the embedded nuts 111 and the edge of the formwork of each component in the vertical direction is 1000mm, and three embedded nuts are arranged in each row. Indulge muscle diameter 16mm, set up in 11 top regions of mould shell and indulge muscle preflex 121, indulge muscle horizontal migration 26mm (d +10 mm) after bending to avoid upper strata component to indulge the muscle and indulge the overhanging reinforcing bar collision of muscle preflex 121 top, make things convenient for upper strata component installation, indulge the muscleThe overhanging reinforcing steel bars above the pre-bent part 121 can be installed in a subsequent welding mode; the lap length of the longitudinal bars is 832mm (l) le ) The percentage of the joint area is 50%, and the joint offset distance is 250mm (0.3 l) le ）。
In the embodiment, the vertical formwork connecting fastener 5 is made of steel, a steel plate with the thickness of 10mm is bent to form a right angle, two sides are equal, the length of each side is 150mm, and the length of each side is consistent with that of the formwork 11; the vertical shuttering connecting fastener 5 is provided with round holes 51 with 18mm of aperture, and the positions and the number of the holes correspond to the positions and the number of the embedded nuts 111 on the shuttering 11.
Referring to fig. 4 and 5, a second formwork 62 is vertically and closely spliced with a fifth formwork 81, a vertical formwork connecting fastener 5 is leaned against the closely spliced position, and a bolt is screwed into embedded nuts 111 on the second formwork 62 and the fifth formwork 81 through a round hole 51, so that the second formwork 62 and the fifth formwork 81 are connected at the spliced position. In the same way, the first formwork 61 and the sixth formwork 82 are vertically and densely spliced and connected into a whole through a vertical formwork connecting fastener 5, the fourth formwork 72 and the sixth formwork 82 are vertically and densely spliced and connected into a whole through a vertical formwork connecting fastener 5, and the third formwork 71 and the fifth formwork 81 are vertically and densely spliced and connected into a whole through a vertical formwork connecting fastener 5. Meanwhile, a first 63 horizontal steel bar of the linear steel bar framework is in lap joint with a third 83 horizontal steel bar framework to form a first 65 horizontal steel bar lap joint area, and a first 64 vertical steel bar is placed in the first 65 horizontal steel bar lap joint area and then is bound; the second 73 horizontal steel bars of the linear steel bar framework are in lap joint with the third 83 horizontal steel bar framework to form a second 75 horizontal steel bar lap joint area, and the second 75 horizontal steel bar lap joint area is placed in the second 75 vertical steel bar in place and then bound to form the assembled Z-shaped component 1.
Example 2: this embodiment provides an assembled die of assembled Z shape component, like fig. 8 and fig. 9, this mould includes die block 2, top mould 3 and support post 4, and the difference of top mould 3 and die block 2 lies in offering the fretwork groove that framework of steel reinforcement 12 wore out on the bottom plate 21 of top mould 3, and relative setting about top mould 3 and die block 2, support post 4 connect between die block 2 and top mould 3, upper end and top mould 3 fixed connection, and the lower extreme can be dismantled with die block 2 and be connected.
Bottom die 2 is the setting of zigzag in this embodiment, and the bottom die includes bottom plate 21 and sets up the center die assembly in middle section on bottom plate 21, sets up the end die assembly at both ends on bottom plate 21, and two end die assemblies set up the both ends at center die assembly perpendicularly, and distribute in the different sides of center die assembly, and bottom plate 21 sets up to the plane board of zigzag.
The central die assembly comprises a central die inner plate 22 and two central die outer plates 23 which are arranged on two sides of the central die inner plate 22 in parallel, the central die inner plate 22 is a rectangular plate which is horizontally fixed on the bottom plate 21, the central die outer plate 23 is a rectangular plate which is vertically fixed on the bottom plate 21, the height of the central die outer plate 23 is higher than that of the central die inner plate 22, two central caulking grooves 24 for placing the die shell 11 are formed between the central die inner plate 22 and the two central die outer plates 23, the width of the central caulking groove 24 is matched with the thickness of the die shell 11, and a straight line component formed by two immovable die shells 11 or immovable die shells 11 is placed into the central caulking groove 24 from the upper part.
The end die assembly comprises an end die inner plate 25 and two end die outer plates 26 which are arranged on two sides of the end die inner plate 25 in parallel, the end die inner plate 25 is a rectangular plate which is horizontally arranged and fixed on the bottom plate 21, the end die outer plate 26 is a rectangular plate which is vertically arranged and fixed on the bottom plate 21, the height of the end die outer plate 26 is higher than that of the end die inner plate 25, the central die outer plate 23 is perpendicular to the end die outer plate 26, two end die caulking grooves 27 for placing the formwork 11 are formed between the end die inner plate 25 and the two end die outer plates 26, the width of each end die caulking groove 27 is matched with the thickness of the formwork 11, and the two movable formworks 11 slide from the end parts of the end die caulking grooves 27 to enter the end die caulking grooves 27.
The end parts of the central die outer plate 23 and the end die outer plate 26 are close to each other and are provided with gaps, vertical die shell connecting fasteners 5 are arranged in the gaps, the vertical die shell connecting fasteners 5 can limit the end parts of the unmovable die shells 11, the plate thickness of the vertical die shell connecting fasteners 5 is the same as that of the central die outer plate 23 and the end die outer plate 26, the inner side surfaces of the vertical die shell connecting fasteners 5 are coplanar with the inner side surfaces of the central die outer plate 23 and the end die outer plate 26, and the end surfaces of two sides of the vertical die shell connecting fasteners 5 are respectively abutted to the end surfaces of the central die outer plate 23 and the end die outer plate 26. Thus, one end of the immobile shuttering 11 is connected with the vertical shuttering connecting fastener 5 in an abutting mode and can be fixed quickly, and the immobile shuttering 11 is connected with the immobile shuttering 11 in an abutting mode and can be fixed quickly with the vertical shuttering connecting fastener 5.
The upper end of support post 4 is fixed on the center mould inner panel 22 of top mould 3, in this embodiment, set up four support post 4 altogether, set up four apex angle positions at center mould inner panel 22 respectively, 4 lower extremes of support post are pegged graft on the center mould inner panel 22 of die block 2, the inserting groove has been seted up on the center mould inner panel 22 of die block 2, in order to keep the stability of top mould 3, the degree of depth of inserting groove needs to be enough dark, top mould 3 and support post 4 will install behind the framework of steel reinforcement 12 in the center mould subassembly again with die block 2, can be connected framework of steel reinforcement 12 and mould shell 11 like this, framework of steel reinforcement 12 is connected with support post 4, framework of steel reinforcement 12 and support post 4 adopt the form of ligature connection, it only needs to cut the ligature iron wire can to tear open the mode.
Example 3: a construction method of a fabricated Z-shaped member, as shown in fig. 5, 8 and 10, comprising the steps of:
according to the sequence of firstly binding a reinforcement cage 12, installing a counter-pull connecting piece 13 on the reinforcement cage 12 and pouring a formwork 11 on two sides of the reinforcement cage 12, respectively completing the assembly of a linear combined shell member I6, a linear combined shell member II 7 and a linear combined shell member III 8, and selecting a coagulation adjusting type cement-based early strength material to manufacture the formwork 11;
the third straight-line combined shell component 8 is arranged in the two central caulking grooves 24 of the bottom die 2, the four vertical formwork connecting fasteners 5 are respectively connected to two ends of a fifth formwork 81 and a sixth formwork 82, the positions of the fifth formwork 81 and the sixth formwork 82 are adjusted, two side plates of the vertical formwork connecting fasteners 5 are respectively aligned with the central formwork outer plate 23 and the end formwork outer plate 26, and the top die 3 is arranged at the top of the third straight-line combined shell component 8;
inserting a linear combined shell member I6 from one end of the top die 3 and the bottom die 2, enabling the upper ends and the lower ends of the first formwork 61 and the second formwork 62 to be located in the end die embedding grooves 27, pushing the linear combined shell member I6 inwards until the linear combined shell member I6 is abutted against the fifth formwork 81 and the sixth formwork 82, and connecting and fixing the linear combined shell member I6 and the vertical formwork connecting and fastening piece 5;
assembling and installing a second straight-line combined shell component 7 in the same manner to form a Z-shaped component 1;
and arranging a lifting ring on the top die 3, lifting the top die 3, driving the Z-shaped member 1 to ascend together by the top die 3 and separate from the bottom die 2, transporting the Z-shaped member 1 to a construction position, and pouring concrete in the cavity after the Z-shaped member 1 is installed in place to form an integral structure.
The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The assembled Z-shaped component is characterized in that the Z-shaped component (1) comprises a formwork (11), a steel bar framework (12) and a split connecting piece (13), the formwork (11) is arranged on the outer side of the steel bar framework (12), and Z-shaped cavities (14) are formed in the inner areas of six formworks (11); the cross section of the steel bar framework (12) is Z-shaped and is arranged in a Z-shaped cavity (14) between the formworks (11); the split connecting piece (13) is fixed on the steel bar framework (12), two ends of the split connecting piece (13) are embedded in the formworks (11) on two opposite sides, and the steel bar framework (12) and the formworks (11) are connected into a whole.
2. An assembled Z-shaped component according to claim 1, characterized in that three formworks (11) are connected in sequence to form a Z-shaped structure with right angles at the corners, and the corner joints are detachably connected by vertical formwork connecting fasteners (5).
3. The assembled Z-shaped component according to claim 1, wherein the steel reinforcement framework (12) comprises longitudinal bars, horizontal bars and stirrups, the longitudinal bars extend out of the top of the formwork (11) to be used as upper and lower wall component connecting steel bars; the longitudinal ribs are pre-bent in the area below the top of the formwork (11) so as to avoid the longitudinal ribs of the upper assembled combined shell wall component; the horizontal ribs extend out of the side face of the formwork (11) and are used as connecting reinforcing steel bars of adjacent wall components on the same layer, and the distance between the stirrups and the outer edges of the horizontal ribs and the inner surface of the formwork (11) is 0-20 mm.
4. The assembled Z-shaped component according to claim 2, wherein the Z-shaped component (1) comprises a first linear combined shell component (6), a second linear combined shell component (7), a third linear combined shell component (8) and four vertical formwork connecting fasteners (5), two ends of the third linear combined shell component (8) are respectively fixedly connected with the first linear combined shell component (6) and the second linear combined shell component (7) in a sealing manner, and the outer sides of corners at the sealing connection position are detachably connected through the vertical formwork connecting fasteners (5).
5. An assembled Z-shaped component according to claim 4, characterized in that the first linear combined shell component (6) comprises a first formwork (61), a second formwork (62), a first linear steel reinforcement framework (63) and a plurality of counter-pull connecting pieces (13);
the linear combined shell component II (7) comprises a formwork III (71), a formwork IV (72), a linear steel bar framework II (73) and a plurality of opposite-pulling connecting pieces (13);
the third linear combined shell component (8) comprises a fifth formwork (81), a sixth formwork (82), a third linear steel reinforcement framework (83) and a plurality of opposite-pulling connecting pieces (13);
two ends of the five shuttering (81) are respectively vertically connected with the third shuttering (71) and the second shuttering (62), and two ends of the six shuttering (82) are respectively vertically connected with the fourth shuttering (72) and the first shuttering (61).
6. The assembled Z-shaped component assembling die is characterized by comprising a bottom die (2) arranged in a Z shape, wherein the bottom die (2) comprises a bottom plate (21), a central die assembly arranged on the bottom plate (21) and two end die assemblies vertically arranged at two ends of the central die assembly, and the two end die assemblies are distributed on different sides of the central die assembly;
the central die assembly comprises a central die inner plate (22) and two central die outer plates (23) which are arranged on two sides of the central die inner plate (22) in parallel, and a central caulking groove (24) for placing the die shell (11) is formed between the central die inner plate (22) and the central die outer plates (23);
the end die assembly comprises an end die inner plate (25) and two end die outer plates (26) which are arranged on two sides of the end die inner plate (25) in parallel, and an end die caulking groove (27) for the horizontal movement of the formwork (11) is formed between the end die inner plate (25) and the end die outer plates (26);
two immovable formworks (11) are placed in the two central caulking grooves (24), two movable formworks (11) are placed in the two end formwork caulking grooves (27), and the movable formworks (11) can abut against the end parts of the immovable formworks (11).
7. The assembled Z-shaped component assembling die as claimed in claim 6, wherein a gap is arranged at one end of the central die outer plate (23) and the end die outer plate (26) close to each other, a vertical die shell connecting fastener (5) is arranged in the gap, the end surfaces at two sides of the vertical die shell connecting fastener (5) are respectively abutted against the end surfaces of the central die outer plate (23) and the end die outer plate (26), one end of the immobile die shell (11) is abutted against the vertical die shell connecting fastener (5), and the movable die shell (11) is abutted against the immobile die shell (11).
8. The assembled Z-shaped member assembly mold as claimed in claim 7, wherein the vertical formwork connecting fastener (5) has the same plate thickness as the central outer mold plate (23) and the end outer mold plate (26), and the inner side surface of the vertical formwork connecting fastener (5) is coplanar with the inner side surfaces of the central outer mold plate (23) and the end outer mold plate (26).
9. The assembled Z-shaped component assembling die of claim 6, further comprising a top die (3) which is arranged in a Z shape, wherein the top die (3) and the bottom die (2) are arranged in an up-and-down opposite manner, the top die (3) also comprises a bottom plate (21), a central die assembly and an end die assembly, a hollow groove through which the steel reinforcement framework (12) penetrates upwards is formed in the bottom plate (21) of the top die (3), and a plurality of supporting upright posts (4) used for fixing the steel reinforcement framework (12) are connected between the top die (3) and the bottom die (2);
the upper end of the supporting upright post (4) is fixed on the central mold inner plate (22) of the top mold (3), the lower end of the supporting upright post is inserted in the central mold inner plate (22) of the bottom mold (2), and the central mold inner plate (22) of the bottom mold (2) is provided with an insertion groove.
10. A construction method of a Z-shaped component of an assembled combined shell is characterized by comprising the following steps:
according to the sequence of firstly binding a steel bar framework (12), installing a counter-pull connecting piece (13) on the steel bar framework (12) and pouring a formwork (11) on two sides of the steel bar framework (12), respectively completing the assembly of a linear combined shell component I (6), a linear combined shell component II (7) and a linear combined shell component III (8), and selecting a coagulation adjusting type cement-based early-strength material to manufacture the formwork (11);
the straight-line type combined shell component III (8) is arranged in two central caulking grooves (24) of the bottom die (2), four vertical shuttering connecting fasteners (5) are respectively connected to two ends of a shuttering five (81) and a shuttering six (82), the positions of the shuttering five (81) and the shuttering six (82) are adjusted, two side plates of the vertical shuttering connecting fasteners (5) are respectively aligned with a central shuttering outer plate (23) and an end shuttering outer plate (26), and a top die (3) is arranged at the top of the straight-line type combined shell component III (8);
inserting a linear combined shell member I (6) from one end of a top die (3) and one end of a bottom die (2), enabling the upper ends and the lower ends of a first die shell (61) and a second die shell (62) to be located in an end die embedding groove (27), pushing the linear combined shell member I (6) inwards until the linear combined shell member I (6) is abutted to a fifth die shell (81) and a sixth die shell (82), and connecting and fixing the linear combined shell member I (6) and a vertical die shell connecting and fastening piece (5);
assembling and installing a second linear combined shell component (7) according to the same manner to form a Z-shaped component (1);
and a hoisting ring is arranged on the top die (3), the top die (3) is hoisted, the top die (3) drives the Z-shaped member (1) to ascend together to separate from the bottom die (2), the Z-shaped member (1) is transported to a construction position, and after the Z-shaped member is installed in place, concrete is poured in the cavity to form an integral structure.
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