CN111155712A - Prefabricated combination beam part of assembled - Google Patents
Prefabricated combination beam part of assembled Download PDFInfo
- Publication number
- CN111155712A CN111155712A CN202010056281.8A CN202010056281A CN111155712A CN 111155712 A CN111155712 A CN 111155712A CN 202010056281 A CN202010056281 A CN 202010056281A CN 111155712 A CN111155712 A CN 111155712A
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- shaped steel
- combined
- muscle
- composite beam
- precision
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
Abstract
The invention discloses an assembled prefabricated combined beam component which comprises a beam surface consisting of high-precision disassembly-free templates, a combined formed steel bar product and connecting screws, wherein the beam surface comprises a bottom surface and two side surfaces, the side surfaces and the two edges of the bottom surface are vertically arranged and overlapped, L-shaped steel is arranged at the corners of the inner sides of the side surfaces and the bottom surface, the L-shaped steel is connected with the high-precision disassembly-free templates on the side surfaces and the bottom surface into a U-shaped shell through the connecting screws, and the combined formed steel bar product is connected in the U-shaped shell through a U-shaped steel and then poured with concrete to form a combined beam. The invention has the advantages of ingenious conception and compact and reasonable structure, the combined formed steel bar products and the beam surface which are used as the components are all prefabricated by factories, the combined beam components are hollow components, the weight is light, the hoisting and the transportation are facilitated, the cost is reduced, the workload is reduced due to the design of the high-precision dismantling-free template, and the requirement of the high flatness of the combined beam is ensured.
Description
Technical Field
The invention relates to the field of fabricated concrete buildings, in particular to a fabricated prefabricated composite beam component.
Background
In prefabricated concrete structure buildings, prefabricated composite beams are mostly used as horizontal load-bearing members. The prefabricated superposed beam component is characterized in that the prefabricated part accounts for more than half of the whole beam, pouring is carried out after hoisting and installation, and post-cast concrete and the prefabricated part are effectively superposed. In order to ensure the stress performance of the beam, the beam height needs to be increased, so that the cost is increased, and the clearance height under the beam is seriously influenced. In addition, the prefabricated superposed beam is heavy and difficult to transport and hoist. Therefore, how to inherit the development concept of the prefabricated building and develop a prefabricated combination beam component to realize that the prefabricated combination component is a hollow component, the weight is light, the hoisting and transportation are facilitated, the cost is reduced, and the technical problem to be solved by the technical staff in the field is urgently needed.
Disclosure of Invention
The invention aims to provide an assembled prefabricated composite beam component, which solves the problems of large weight and difficult transportation of a prefabricated composite beam in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention discloses an assembled prefabricated combined beam component which comprises a beam surface consisting of high-precision disassembly-free templates, a combined formed steel bar product and connecting screws, wherein the beam surface comprises a bottom surface and two side surfaces, the side surfaces are vertically overlapped with the two edges of the bottom surface, L-shaped steel is arranged at the corners of the inner sides of the side surfaces and the bottom surface, the L-shaped steel is connected with the high-precision disassembly-free templates on the side surfaces and the bottom surface into a U-shaped shell through the connecting screws, and the combined formed steel bar product is connected in the U-shaped shell through inverted U-shaped steel and then poured with concrete to form a combined beam.
Further, combination shaping reinforcing bar goods are connected through many bottom atress muscle, the twist muscle of vertically arranging the setting and are constituteed with many stirrups of transversal arrangement, many the bottom atress muscle is the rectangle and arranges in the roof beam bottom, and it arranges in the middle part of the roof beam to be the rectangle with the twist muscle many, the stirrup encloses bottom atress muscle and the peripheral of twisting the muscle form square frame behind the connection, and is a plurality of the setting of a few style of calligraphy steel is in the square frame left and right sides.
Still further, the steel of the shape of a Chinese character 'ji' on every side is provided with a plurality of and equidistant arrangement.
Still further, the opening side of the n-shaped steel is welded and connected with the bottom stress bar and the stirrup.
Furthermore, the single surface of the high-precision disassembly-free template is roughened by adopting a rectangular groove, and the roughened surface of the high-precision disassembly-free template is tightly attached to the closed side of the n-shaped steel and is connected together through the connecting screw.
Still further, the connecting screw adopts countersunk head tapping screw, and the nut department brush of countersunk head tapping screw has anti-rust paint.
Compared with the prior art, the invention has the beneficial technical effects that:
the invention relates to an assembled prefabricated combined beam component, which comprises a beam surface consisting of high-precision non-dismantling templates, a combined formed steel bar product and connecting screws, wherein the beam surface comprises a bottom surface and two side surfaces which are connected into a U-shaped shell; wherein the combined forming reinforcing steel bar product is formed by connecting a plurality of bottom stressed bars which are longitudinally arranged and a plurality of stirrups which are transversely arranged, then the combined forming reinforcing steel bar product is welded with a plurality of U-shaped steels, and finally the combined forming reinforcing steel bar product is connected with a beam surface into a whole through countersunk self-tapping screws. According to the assembly type prefabricated combined beam component, the use of the high-precision disassembly-free template avoids die sinking and pouring processes in the production process of the prefabricated superposed beam component, so that the production cost is saved, and the production period is shortened; the combined and molded steel bar product has light components, the transportation amount of a single vehicle is increased, the transportation cost is saved, no special requirement is imposed on the load of a tower crane, and the hoisting cost is saved; the beam component constructed by the product can still follow the connection mode of a cast-in-place system, such as machinery, binding, welding and the like, by adopting the connection mode of the top stress rib, and the connection is reliable; the time for dismantling, installing and turning over the template in the construction stage is saved, the construction progress is accelerated, and the requirement of high flatness is met.
The invention has the advantages of ingenious conception and compact and reasonable structure, the combined formed steel bar products and the beam surface which are used as the components are all prefabricated by factories, the combined beam components are hollow components, the weight is light, the hoisting and the transportation are facilitated, the cost is reduced, the workload is reduced due to the design of the high-precision dismantling-free template, and the requirement of the high flatness of the combined beam is ensured.
Drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1 is a front view of a prefabricated composite beam component of the present invention;
FIG. 2 is a cross-sectional view of a fabricated precast composite beam part A-A according to the present invention;
FIG. 3 is a top view of an assembled precast composite beam component of the present invention;
FIG. 4 is an enlarged view of the position B in FIG. 2;
FIG. 5 is an enlarged view of the position E in FIG. 3;
description of reference numerals: 1. a high-precision dismounting-free template; 2. bottom stress ribs; 3. hooping; 4. a few shaped steel; 5. l-shaped steel; 6. a connecting screw; 7. and (5) twisting the ribs.
Detailed Description
As shown in fig. 1-5, an assembled prefabricated composite beam part comprises a beam surface consisting of a high-precision disassembly-free template 1, a composite formed reinforced bar product and connecting screws, wherein the beam surface comprises a bottom surface and two side surfaces, the side surfaces and two edges of the bottom surface are vertically arranged in an overlapped mode, L-shaped steel 5 is arranged at the inner side corner of the side surface and the bottom surface, the L-shaped steel 5 is connected with the high-precision disassembly-free template 1 on the side surfaces and the bottom surface into a U-shaped shell through the connecting screws 6, and the composite formed reinforced bar product is connected in the U-shaped shell through a plurality of L-shaped steel 4 and then poured with concrete to form the composite beam.
Specifically, combination shaping reinforcing bar goods are connected through vertically arranging many bottom atress muscle 2, the many stirrup 3 of twisting muscle 7 and transverse arrangement that set up and constitute, many bottom atress muscle 2 is the rectangle and arranges in the roof beam bottom, is the rectangle with twisting muscle 7 more and arranges at the roof beam middle part, stirrup 3 encloses form square frame, a plurality of behind the peripheral connection of bottom atress muscle 2 and twisting muscle 7 a few style of calligraphy shaped steel 4 sets up the square frame left and right sides.
The n-shaped steel sections 4 on each side are arranged in a plurality and at equal intervals. The opening side of the n-shaped steel 4 is welded with the bottom stress bar 2 and the stirrup 3.
The single face of the high-precision disassembly-free template 1 is roughened by adopting a rectangular groove, and the roughened face of the high-precision disassembly-free template 1 is tightly attached to the closed side of the n-shaped steel 4 and is connected together through the connecting screw 6. The connecting screw 6 is a countersunk self-tapping screw, and the nut of the countersunk self-tapping screw is brushed with anti-rust paint to prevent the countersunk self-tapping screw from rusting and corroding, so that the service life of the countersunk self-tapping screw is prolonged.
The manufacturing and assembling process of the invention is as follows:
first step, preparation of materials: preparing a high-precision disassembly-free template 1 for an assembly type prefabricated composite beam component, a bottom stress bar 2, a stirrup 3, a torsion bar 7, a U-shaped steel 4, an L-shaped steel 5 and a connecting screw 6;
and step two, manufacturing a combined formed steel bar product:
firstly, cut into many bottom atress muscle 2, stirrup 3, the stirrup 7 of required length with the reinforcing bar that prepares, then arrange bottom atress muscle 2, the stirrup 7, stirrup 3 according to the regulation and tie up, weld into a square frame, connect a plurality of nearly style of calligraphy shaped steel 4 in the square frame left and right sides and bottom again.
Thirdly, beam surface manufacturing:
1) manufacturing a bottom beam surface and two side beam surfaces: one side of each of the high-precision disassembly-free templates 1 is roughened by adopting a rectangular groove;
2) manufacturing a U-shaped shell structure: the two edges of the high-precision disassembly-free template 1 on the two side surfaces and the bottom surface are vertically overlapped, L-shaped steel 5 is arranged at the corner of the inner side of the connection, and the L-shaped steel 5 is connected with the high-precision disassembly-free template on the side surface and the bottom surface through connecting screws 6 to form a U-shaped shell;
3) performing rust-proof treatment, namely brushing rust-proof paint on the nut of the countersunk head self-tapping screw;
fourthly, assembling in a factory:
placing the combined and molded steel bar product into a U-shaped shell, and fixedly connecting the combined and molded steel bar product and the U-shaped shell together at the position of the n-shaped steel bar 4 through a connecting screw 6;
fifthly, assembling on a construction site: the prefabricated combined beam component is transported to a construction site and then hoisted to an installation position by a tower crane, and a beam top stress rib is erected and connected above the prefabricated combined beam component;
sixthly, pouring; and after the assembled prefabricated combined beam component and the top stress rib of the building beam are installed, pouring concrete on site to form a bearing member.
The high-precision disassembly-free formwork is made of fiber reinforced concrete materials, so that impact force and vibrating force generated in the concrete pouring process are met, high flatness and high verticality of the outer surface can be guaranteed, plastering is avoided, and the requirement that all formworks at the pouring enclosing part are not disassembled is met. The combined forming reinforcing steel bar product is produced by adopting a factory automatic production line, the production precision is high, the material consumption is saved, and the quality problem caused by artificial factors is avoided.
The assembling and pouring operation of the assembly type prefabricated combined beam component can be realized by repeating the steps, and the assembly type prefabricated combined beam component avoids die sinking and pouring processes in the production process due to the use of the high-precision disassembly-free template, so that the production cost is saved, and the production period is shortened; the combined and molded steel bar product has light components, the transportation amount of a single vehicle is increased, the transportation cost is saved, no special requirement is imposed on the load of a tower crane, and the hoisting cost is saved; the beam component constructed by the product can still follow the connection mode of a cast-in-place system, such as machinery, binding, welding and the like, by adopting the connection mode of the top stress rib, and the connection is reliable; the time for dismantling, installing and turning over the template in the construction stage is saved, the construction progress is accelerated, and the requirement of high flatness is met.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (6)
1. An assembled precast composite beam component characterized in that: roof beam face, combination shaping reinforcing bar goods and connecting screw of constituteing including high accuracy exempt from to tear open template (1), the roof beam face includes a bottom surface and two sides, the side with two edges of bottom surface arrange the overlap joint perpendicularly, the side with the inboard corner of bottom surface is provided with L shaped steel (5), L shaped steel (5) are passed through connecting screw (6) with high accuracy exempt from to tear open template (1) on side, the bottom surface is connected for the U-shaped shell, combination shaping reinforcing bar goods are connected through nearly word shaped steel (4) pour the concrete behind in the U-shaped shell and form the combination beam.
2. The fabricated precast composite beam member of claim 1, wherein: make up shaping rebar product and connect through many bottom atress muscle (2), the twist muscle (7) of vertically arranging the setting and many stirrup (3) of transverse arrangement and form, many bottom atress muscle (2) are the rectangle and arrange in the roof beam bottom, and it arranges at the roof beam middle part to be the rectangle with twist muscle (7) for a long time, stirrup (3) enclose form square frame, a plurality of after the periphery of bottom atress muscle (2) and twist muscle (7) is connected several word shaped steel (4) set up the square frame left and right sides.
3. The fabricated precast composite beam member of claim 2, wherein: the n-shaped steel sections (4) on each side are arranged in a plurality and are arranged at equal intervals.
4. The fabricated precast composite beam member of claim 3, wherein: the opening side of the n-shaped steel (4) is connected with the bottom stress rib (2) and the stirrup (3) in a welding mode.
5. The fabricated precast composite beam member of claim 1, wherein: the single surface of the high-precision disassembly-free template (1) is roughened by a rectangular groove, and the roughened surface of the high-precision disassembly-free template (1) is tightly attached to the closed side of the n-shaped steel (4) and is connected together through the connecting screw (6).
6. The fabricated precast composite beam part according to claim 1 or 5, wherein: the connecting screw (6) is a countersunk self-tapping screw, and the nut of the countersunk self-tapping screw is brushed with antirust paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056281.8A CN111155712A (en) | 2020-01-18 | 2020-01-18 | Prefabricated combination beam part of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056281.8A CN111155712A (en) | 2020-01-18 | 2020-01-18 | Prefabricated combination beam part of assembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111155712A true CN111155712A (en) | 2020-05-15 |
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ID=70563891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010056281.8A Pending CN111155712A (en) | 2020-01-18 | 2020-01-18 | Prefabricated combination beam part of assembled |
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| Country | Link |
|---|---|
| CN (1) | CN111155712A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775044A (en) * | 2021-11-11 | 2021-12-10 | 广州三乐集成房屋科技有限公司佛山分公司 | Assembly type steel shell composite cement board formwork-dismantling-free building system |
| CN113818631A (en) * | 2021-09-27 | 2021-12-21 | 辰泰(广德)智能装配建筑股份有限公司 | Beam body bearing structure and integrated construction method of assembled wall formwork and beam |
| CN113882571A (en) * | 2021-11-01 | 2022-01-04 | 辰泰(广德)智能装配建筑股份有限公司 | Fabricated floor slab, construction method using fabricated floor slab and building structure |
-
2020
- 2020-01-18 CN CN202010056281.8A patent/CN111155712A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818631A (en) * | 2021-09-27 | 2021-12-21 | 辰泰(广德)智能装配建筑股份有限公司 | Beam body bearing structure and integrated construction method of assembled wall formwork and beam |
| CN113882571A (en) * | 2021-11-01 | 2022-01-04 | 辰泰(广德)智能装配建筑股份有限公司 | Fabricated floor slab, construction method using fabricated floor slab and building structure |
| CN113775044A (en) * | 2021-11-11 | 2021-12-10 | 广州三乐集成房屋科技有限公司佛山分公司 | Assembly type steel shell composite cement board formwork-dismantling-free building system |
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