CN212957612U - Assembly type formwork-dismantling-free structural body formwork and cast-in-place formwork-dismantling-free structural body - Google Patents

Assembly type formwork-dismantling-free structural body formwork and cast-in-place formwork-dismantling-free structural body Download PDF

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Publication number
CN212957612U
CN212957612U CN202021073090.4U CN202021073090U CN212957612U CN 212957612 U CN212957612 U CN 212957612U CN 202021073090 U CN202021073090 U CN 202021073090U CN 212957612 U CN212957612 U CN 212957612U
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formwork
structural body
bar supporting
bars
steel bar
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CN202021073090.4U
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张宏宇
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Tianjin Dena new building materials Co.,Ltd.
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张宏宇
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Abstract

The utility model discloses an assembled form removal-free structural body mould shell and cast-in-place mould removal-free structural body, which comprises a structural body mould shell formed by splicing templates, wherein a structural body pouring cavity is formed in the structural body mould shell, structural bars are fixedly arranged in the structural body pouring cavity, each template comprises a prefabricated cement fiberboard, at least one steel plate component is arranged on the upper surface of the cement fiberboard, a plurality of steel bar supporting components are uniformly welded on the upper surface of each steel plate component along the length direction, and prefabricated holes or grooves for placing transverse or longitudinal steel bars are arranged on the steel bar supporting components; lower reinforcing steel bars are placed in the prefabricated holes or the grooves and connected with reinforcing steel bar supporting members through welding; upper reinforcing steel bars are welded on the lower reinforcing steel bars at intervals, and structural bars arranged in the structural body pouring cavity are connected with the lower reinforcing steel bars or the lower reinforcing steel bars; and the adjacent templates are connected in the structure pouring cavity through C-shaped steel keels. The utility model has the advantages of simple structure, be convenient for process, improve the efficiency of construction, the rigidity is good.

Description

Assembly type formwork-dismantling-free structural body formwork and cast-in-place formwork-dismantling-free structural body
Technical Field
The utility model belongs to the technical field of building engineering, especially, relate to an assembled exempts from to tear open mould structure mould shell and cast-in-place building exempt from to tear open mould structure.
Background
At present, the traditional loose-spliced wood formwork which is still used in a large amount in the construction industry not only uses a large amount of wood resources, but also wastes time and labor in installation and removal, and becomes construction waste after being recycled for many times. Along with the popularization of the modernization of the building industry, the application of the assembly type technology is wider and wider, the proportion of the components in the building is gradually improved, at present, the market is vigorously pushing assembly type buildings, the assembly type buildings are formed by assembling the components on the construction site, and the assembly type buildings have the advantages of high construction speed, green and environment-friendly construction, labor saving and the like; however, the assembly type building has the defects that large-scale hoisting machinery is needed in the installation process, the number of building nodes is large, long-distance transportation cannot be achieved, and the like.
A new technology, the non-dismantling formwork technology, is produced as soon as possible, and the method has the advantages of simple support, simplified construction process, no need of formwork dismantling and plastering, less material needing turnover, formwork support saving, greatly shortened construction period, less construction waste, good heat insulation performance and the like, and promotes the development of the industrialized construction technology of the whole construction industry. However, most of the non-dismantling formworks in the prior art adopt fiber cement flat plates or calcium silicate plates as the non-dismantling formworks, the non-dismantling formworks are connected only by using angle steel when floor slabs or beams and columns are assembled on site, and the non-dismantling formworks and the angle steel are fixed in a binding mode, so that time and labor are wasted, the installation is not firm, and the construction quality is influenced.
In the prior art, a fixed framework of the non-dismantling template is used as a reinforcing rib, then transverse steel bars or longitudinal steel bars are bound or welded on the framework, and the bearing strength of the non-dismantling template can be improved according to the actual research of the mode; but the construction efficiency of laying the steel bars is slow; the condition that the reinforcing steel bars are unstable exists in a binding mode.
Therefore, when a formwork of the non-dismantling formwork structure body is built, the problem to be solved by the scheme is how to realize quick installation of the non-dismantling formwork on a construction site, further accelerate the construction progress, solve the problem of rigidity and deformation of the formwork, enlarge the application range, ensure the construction safety while ensuring simpler and firmer installation.
SUMMERY OF THE UTILITY MODEL
The problem to prior art exists, the utility model provides a simple structure, be convenient for processing, adopt the prefabricated on-the-spot assembly construction of mill, improve the assembled formwork structure body mould shell of exempting from of efficiency of construction and cast-in-place build exempt from to tear open the formwork structure body.
The utility model discloses a realize like this, a tear open mould structure body mould shell is exempted from to assembled, include the structure body mould shell that forms by the template amalgamation, form the structure body in the structure body mould shell and pour the chamber, pour the intracavity fixation at the structure and be equipped with the structure muscle, its characterized in that: the template comprises a prefabricated cement fiberboard plate and at least one steel plate component arranged on the upper surface of the cement fiberboard plate through a fastener, wherein a plurality of steel bar supporting components are uniformly welded on the upper surface of the steel plate component along the length direction, prefabricated holes or grooves for placing transverse or longitudinal steel bars are formed in the steel bar supporting components, and the centers of the prefabricated holes or grooves are on the same straight line; lower reinforcing steel bars are placed in the prefabricated holes or the prefabricated grooves and are connected with reinforcing steel bar supporting members through welding; the upper reinforcing steel bars are welded on the lower reinforcing steel bars at intervals, the structural bars arranged in the structural body pouring cavity are bound with the lower reinforcing steel bars or are in welded connection, and the adjacent templates are connected in the structural body pouring cavity through the C-shaped steel keels.
According to the technical scheme, the steel bar supporting member is of a circular ring structure, and the bottom of the steel bar supporting member of the circular ring structure is welded to the upper surface of the steel plate member.
According to the technical scheme, the lower end of the steel bar supporting member of the circular ring structure is provided with the welding base, and the welding base is welded on the steel plate member.
In the above aspect, the welding base preferably has a cross section formed in a flat surface, a zigzag shape, or a T-shape.
According to the technical scheme, the steel bar supporting member is of a T-shaped structure or an L-shaped structure, prefabricated holes or prefabricated grooves are formed in a vertical main rib plate of the T-shaped structure or the L-shaped steel bar supporting member, and a lower horizontal flange plate of the T-shaped structure or the L-shaped steel bar supporting member is welded on the steel plate member.
The utility model discloses still disclose a cast-in-place and build structure of exempting from to tear open formwork structure body based on above-mentioned assembled form shell of exempting from, its characterized in that: concrete is poured in a structure pouring cavity of the formwork of the assembled form-dismantling-free structure body, and the concrete is poured and molded to form the structure body, wherein the structure body is a structural column, a structural beam, a stair or a wall body.
The utility model has the advantages and positive effect: the structural body formwork formed by splicing the formworks can be installed on the spot in factory prefabrication; compared with the traditional wood formwork, the formwork removal construction is reduced, and the service life of the wood formwork is as long as that of a floor slab; compared with the traditional structural body aluminum mould and wood mould support, the disassembly-free mould shell has the advantages of high rigidity, good integrity and simple support tool or is free of support; compared with a concrete prefabricated laminated slab, the disassembly-free formwork is light in dead weight and high in cast-in-place construction quality. Compared with the existing cast-in-place precast concrete composite slab, the cast-in-place precast concrete composite slab has the advantages of light dead weight, high factory processing speed, easiness in transportation and hoisting, low requirement on the bearing of a supporting tool, high cast-in-place construction quality and the like.
Drawings
FIG. 1 is a schematic structural view of a structural beam form of the present invention;
FIG. 2 is a schematic perspective view of a structural beam form;
FIG. 3 is a schematic diagram of a template structure;
FIG. 4 is a schematic perspective view of a template;
FIG. 5 is a schematic view of a welding base structure of the reinforcing bar supporting member in a planar structure;
FIG. 6 is a schematic view of a welding base shaped like a Chinese character 'ji';
FIG. 7 is a schematic view of a "T" weld base configuration;
FIG. 8 is a schematic view of a T-shaped structure of the reinforcing bar supporting member;
FIG. 9 is a schematic view of the L-shaped structure of the reinforcing bar supporting member;
FIG. 10 is a schematic structural view of a form panel having two steel plate members secured thereto;
FIG. 11 is a schematic view of a structural column form shell structure;
FIG. 12 is a top view of FIG. 11;
FIG. 13 is a schematic view of a staircase configuration;
fig. 14 is a schematic view of a wall structure.
In the figure, 1, a cement fiberboard plate; 2. a fastener; 3. a steel plate member; 3-1, lower reinforcing steel bars; 3-2, upper steel bars; 4. c-shaped steel keels; 5. a reinforcing bar support member; 5-1, prefabricating holes; 5-2, welding a base; 6. and (5) structural ribs.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following 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.
Referring to fig. 1 to 4, a formwork of an assembly type dismantling-free structural body is described in this embodiment by taking a structural beam formwork as an example, and includes a beam formwork formed by splicing three formwork panels, a beam casting cavity is formed in the beam formwork, structural bars are fixedly arranged in the beam casting cavity, the formwork panels include a prefabricated cement fiberboard panel 1, a steel plate member 3 installed on one surface of the cement fiberboard panel through a fastener 2, during actual processing, the fastener is connected by a self-tapping screw penetrating through the cement fiberboard, the cement fiberboard can be replaced by other plates having good compatibility with concrete, a plurality of reinforcing steel bar supporting members 5 are uniformly welded on the upper surface of the steel plate member along the length direction, the reinforcing steel bar supporting members are used for supporting reinforcing steel bars, and spaces are reserved between the reinforcing steel bars at the bottom layer and the upper surface of the cement fiberboard, after concrete is poured, a protective layer for protecting the steel bars and the structural bars is formed, prefabricated holes 5-1 for placing transverse or longitudinal steel bars are formed in the steel bar supporting members, and the centers of the prefabricated holes are on the same straight line; lower steel bars 3-1 are placed in the prefabricated holes, and the lower steel bars are connected with the steel bar supporting members through welding; upper reinforcing steel bars 3-2 are welded on the lower reinforcing steel bars at intervals, structural bars 6 arranged in the structural body pouring cavity are bound or welded with the lower reinforcing steel bars or the lower reinforcing steel bars, and adjacent templates are connected 4 in the structural body pouring cavity through C-shaped steel keels. And pouring concrete in the structural body beam formwork, and forming the structural beam after the concrete is solidified.
The prefabricated hole can also be of a prefabricated groove structure, namely a prefabricated groove with an opening at the upper end, so that the lower steel bars are directly placed in the prefabricated groove, and then the periphery of the prefabricated groove is welded with the lower steel bars. The structure forms a cement fiberboard, and the structural bars are connected into a whole through a steel plate component, a steel bar supporting component, a lower steel bar and an upper steel bar;
the concrete is integrally hoisted when being transported to a site, a structural body formwork is overlapped with structural bodies such as beams, columns and shear walls of a building according to construction requirements, then structural bars play a main bearing role before pouring, a cement fiberboard replaces a traditional wood formwork, and the formwork can be supported in a simple supporting or supporting-free mode; after the pouring is finished, the cement fiberboard and the concrete are connected into a whole, so that the construction efficiency is greatly improved, and the cement fiberboard is high in rigidity and good in integrity.
Preferably in the above structure, the reinforcing steel bar supporting member 5 is of a circular ring structure, and the bottom of the reinforcing steel bar supporting member of the circular ring structure is welded on the upper surface of the steel plate member.
Preferably, in the above structure, the lower end of the steel bar support member of the circular ring structure is provided with a welding base 5-2, and the welding base is welded on the steel plate member. In the above structure, preferably, the welding base has a cross section formed in a flat shape (see fig. 5), a "n" shape (see fig. 6), or a T shape (see fig. 7).
Preferably, in the above structure, the reinforcing steel bar support member is of a T-shaped structure (as shown in fig. 8) or an L-shaped structure (as shown in fig. 9), a prefabricated hole or groove is formed in a vertical main rib plate of the T-shaped structure or the L-shaped reinforcing steel bar support member, and a lower horizontal flange plate of the T-shaped structure or the L-shaped reinforcing steel bar support member is welded to the steel plate member.
Example 2; please refer to fig. 10; two steel plate members 3 are arranged on the upper surface of the cement fiberboard plate, so that the bending resistance of the cement fiberboard plate is further improved, and the construction safety is ensured.
Referring to fig. 11 and 12, an assembly type detachment-free structural column formwork includes a structural column formwork assembled by four formworks, a structural column casting cavity is formed in the beam formwork, a structural rib is fixedly arranged in the structural column casting cavity, and the formworks have the same structure as the detachment-free formworks of the above structure; the structural reinforcement 6 arranged in the structural column pouring cavity is bound with the lower portion reinforcement or is connected with the lower portion reinforcement in a welding mode or is arranged in the positioning ring in a penetrating mode, and the adjacent templates are connected with each other through the C-shaped steel keels in the structural body pouring cavity 4. And pouring concrete in the structural column formwork, and forming the structural column after the concrete is solidified.
Referring to fig. 13, an assembly type detachment-free stair formwork comprises a stair formwork formed by splicing side formworks, vertical formworks and tread formworks, wherein a structural column pouring cavity is formed in the stair formwork, structural ribs are fixedly arranged in the structural column pouring cavity, the formworks are different from beams and columns only in shape, and the connecting structure of a steel plate member is consistent with the detachment-free formwork of the structural beam; the structural ribs 6 arranged in the stair formwork are bound or welded with the lower reinforcing steel bars or the lower reinforcing steel bars, and the adjacent formworks are connected 4 in the structural body pouring cavity through C-shaped steel keels. And pouring concrete in the stair formwork, and forming a stair after the concrete is solidified.
Referring to fig. 14, an assembly type form-removal-free wall includes a wall form assembled by an inner form and an outer form, the inner form and the outer form are fixedly connected by a connector or a steel bar, a structural column casting cavity is formed in the wall form, concrete is cast in the wall form, and a stair is formed after the concrete is solidified.
The structural body formwork formed by splicing the formworks can be installed on the spot in factory prefabrication; compared with the traditional wood formwork, the formwork removal construction is reduced, and the service life of the wood formwork is as long as that of a floor slab; compared with the traditional structural body aluminum mould and wood mould support, the disassembly-free mould shell has the advantages of high rigidity, good integrity and simple support tool or is free of support; compared with a concrete prefabricated laminated slab, the disassembly-free formwork is light in dead weight and high in cast-in-place construction quality. Compared with the existing cast-in-place precast concrete composite slab, the cast-in-place precast concrete composite slab has the advantages of light dead weight, high factory processing speed, easiness in transportation and hoisting, low requirement on the bearing of a supporting tool, high cast-in-place construction quality and the like.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a reassembling free mould structure body mould shell, includes the structure body mould shell that forms by the template amalgamation, form the structure body in the structure body mould shell and pour the chamber, pour the intracavity fixation at the structure and be equipped with structure muscle, its characterized in that: the template comprises a prefabricated cement fiberboard, at least one steel plate component is arranged on the upper surface of the cement fiberboard through a fastener, a plurality of steel bar supporting components are uniformly welded on the upper surface of each steel plate component along the length direction, prefabricated holes or grooves for placing transverse or longitudinal steel bars are formed in the steel bar supporting components, and the centers of the prefabricated holes or grooves are on the same straight line; lower reinforcing steel bars are placed in the prefabricated holes or the prefabricated grooves and are connected with reinforcing steel bar supporting members through welding; upper reinforcing steel bars are welded on the lower reinforcing steel bars at intervals, and structural bars arranged in the structural body pouring cavity are bound with or welded with the lower reinforcing steel bars or the lower reinforcing steel bars; and the adjacent templates are connected in the structure pouring cavity through C-shaped steel keels.
2. The fabricated demolition-free formwork form of claim 1, wherein: the steel bar supporting member adopts a circular ring structure, and the bottom of the steel bar supporting member of the circular ring structure is welded on the upper surface of the steel plate member.
3. The fabricated demolition-free formwork form of claim 2, wherein: the lower extreme of the steel bar support component of ring structure is equipped with the welding base, the welding base welding is in on the steel sheet component.
4. The fabricated demolition-free formwork form of claim 3, wherein: the cross section of the welding base is formed into a plane type, a zigzag type or a T type.
5. The fabricated demolition-free formwork form of claim 1, wherein: the steel bar supporting component is of a T-shaped structure or an L-shaped structure, prefabricated holes or prefabricated grooves are formed in a vertical main rib plate of the T-shaped structure or the L-shaped steel bar supporting component, and a horizontal flange plate at the lower portion of the T-shaped structure or the L-shaped steel bar supporting component is welded on the steel plate component.
6. The utility model provides a cast-in-place structure of exempting from to tear down mould that builds which characterized in that: pouring concrete into a structure pouring cavity of the assembly type formwork-free structure formwork of any one of the claims 1 to 5, and pouring the concrete to form a structure, wherein the structure is a structural column, a structural beam, a stair or a wall.
CN202021073090.4U 2020-06-11 2020-06-11 Assembly type formwork-dismantling-free structural body formwork and cast-in-place formwork-dismantling-free structural body Active CN212957612U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021073090.4U CN212957612U (en) 2020-06-11 2020-06-11 Assembly type formwork-dismantling-free structural body formwork and cast-in-place formwork-dismantling-free structural body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021073090.4U CN212957612U (en) 2020-06-11 2020-06-11 Assembly type formwork-dismantling-free structural body formwork and cast-in-place formwork-dismantling-free structural body

Publications (1)

Publication Number Publication Date
CN212957612U true CN212957612U (en) 2021-04-13

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20210826

Address after: 301508 area M1, No. 5-3, Jufeng Yipin, Ninghe Bay, Ninghe modern industrial park, Ninghe District, Tianjin

Patentee after: Tianjin Dena new building materials Co.,Ltd.

Address before: 300402 No.110, gate 25, Sihua building, Mazhuang street, Hebei District, Tianjin

Patentee before: Zhang Hongyu

TR01 Transfer of patent right