CN215211803U

CN215211803U - Assembled multislot reinforcing coincide floor

Info

Publication number: CN215211803U
Application number: CN202120350864.1U
Authority: CN
Inventors: 王勇; 王伟
Original assignee: Individual
Current assignee: Jilin Ruineng Building Materials Technology Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-12-17
Anticipated expiration: 2031-02-08

Abstract

The utility model discloses an assembled multislot reinforcing coincide floor, the cast-in-place concrete layer of pouring on template and template, the template includes bottom plate and stiffening rib, stiffening rib and bottom plate structure as an organic whole, the stiffening rib perpendicular to bottom plate that makes progress, form functional interval and/or structural interval between the stiffening rib, functional interval upper end is sealed has apron vacuole formation or is filled functional material, the inside evenly distributed of bottom plate has the atress reinforcing bar, and the atress reinforcing bar stretches out the bottom plate, and cast-in-place concrete layer includes reinforcing bar net and the concrete that horizontal reinforcing bar and vertical reinforcing bar spread into, reinforcing bar net and stiffening rib fixed connection. The floor slab structure of the cast-in-place concrete layer poured on the template and the template comprising the bottom plate and the reinforcing ribs is adopted, the overall strength and the bearing capacity of the composite floor slab can be enhanced, the overall rigidity of the traditional small-span composite floor slab can be improved, the bottom plate in the production process is prevented from cracking and deforming integrally, and the requirement of a larger-span assembled floor slab is met.

Description

Assembled multislot reinforcing coincide floor

Technical Field

The utility model relates to an assembled passive form room is with reinforcing superimposed sheet, especially an assembled multislot reinforcing superimposed floor.

Background

The fabricated passive house is a brand-new energy-saving building concept, originates from German low-energy-consumption buildings in the 80 th century, and is a building envelope structure and an indoor environment which are optimally constructed by adopting various energy-saving technologies, so that the heat-insulating property and the air tightness of the building are greatly improved, and the requirements of the building on heating and refrigeration are reduced to the minimum.

The prefabricated concrete structure is a concrete structure formed by assembling and connecting prefabricated members serving as main stressed members. The assembled reinforced concrete structure is one of the important directions for the development of building structures in China, is beneficial to the development of industrialization of buildings in China, improves the production efficiency, saves energy, develops green and environment-friendly buildings, and is beneficial to improving and ensuring the quality of building engineering. Compared with a cast-in-place construction method, the assembly type PC structure is beneficial to green construction, because the assembly type construction can better meet the requirements of land saving, energy saving, material saving, water saving, environmental protection and the like of the green construction, the negative effects on the environment are reduced, including reducing noise, preventing dust, reducing environmental pollution, cleaning transportation, reducing field interference, saving water, electricity, materials and other resources and energy sources, the method follows the principle of sustainable development, the construction efficiency is greatly improved, and the economic benefit and the social benefit are more remarkable.

A prefabricated floor slab generally refers to a kind of reinforced concrete prefabricated member, also called PC member, manufactured at a prefabrication plant. The horizontal structural member is used for bearing the use load in the building floor, divides the house into a plurality of layers in the vertical direction, and transmits the vertical load of people, furniture and the like and the self weight of a floor slab to a foundation through a wall body, a beam or a column. The materials used can be divided into wood floor slabs, reinforced concrete floor slabs, steel lining bearing floor slabs and the like. In recent years, the national popularization of assembly type building structure forms is vigorously carried out, wherein horizontal stress components are mainly laminated floors, the overall rigidity of products is poor, the bottoms of the floors are often cracked and cracked, and 60+70 to 130 of minimum slab thickness is required according to the specification, so that great inconvenience and waste are caused by production, transportation, field installation, structural load, structural slab thickness, structural layer height and construction cost.

At present, in order to realize sound insulation, heat preservation or other functions, functional materials are additionally installed to meet functional use requirements, corresponding materials are additionally needed to be arranged for realizing the functions, the work period is prolonged, the cost is increased, and the quality is difficult to control, in addition, the traditional laminated floor slab which can only be used for small-span fabricated buildings with the length of less than 6 meters can be solved in the prior art, and a PC component which has the advantages of reasonable structure, quickness in installation, simplicity in process, capability of meeting the stress requirements of large-span structures and passive use function is not provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solve traditional coincide floor can't solve the design application problem of large-span, the building of opening greatly, the invention designs a large-span multislot reinforcing coincide floor, and the structural requirement that is applicable to any span building its advantage can make the functional requirement of being thinner, rigidity is bigger, with low costs, simple to operate, structure more reasonable and having satisfied passive form building of floor design.

In order to realize the purpose, the following technical scheme is provided:

the utility model provides an assembled multislot reinforcing coincide floor, includes the cast-in-place concrete layer of pouring on template and the template, the template includes bottom plate and stiffening rib, stiffening rib and bottom plate structure as an organic whole, the stiffening rib upwards is perpendicular to the bottom plate, form functional interval and/or structural interval between the stiffening rib, functional interval upper end is sealed has the apron to form the cavity or is filled functional material, evenly distributed has the atress reinforcing bar in the bottom plate, and the atress reinforcing bar stretches out the bottom plate, and cast-in-place concrete layer includes reinforcing bar net and the concrete that horizontal reinforcing bar and vertical reinforcing bar were spread, and reinforcing bar net and stiffening rib fixed connection make prefabricated template and reinforcing bar net form structural connection and bear the use load jointly.

Preferably, when functional spaces and structural spaces are formed between the reinforcing ribs, the functional spaces and the structural spaces are alternately distributed.

Preferably, the reinforcing rib is provided with an embedded part, and the embedded part is fixedly connected with the horizontal reinforcing bar of the reinforcing mesh.

Preferably, the stress reinforcing steel bar department that the bottom plate stretches out is opened flutedly, and recess section shape can be V type, semicircle type, trapezoidal and fall the trapezoidal, and the stress reinforcing steel bar overlap joint that the bottom plate both ends stretch out when two adjacent templates are connected is overlapped and is in the same place or with the stress reinforcing steel bar overlap joint ligature or welded connection that the bottom plate both ends stretch out through spiral reinforcing steel bar with two stress reinforcing steel bars of adjacent template, spiral reinforcing steel bar inlays in the bottom plate.

Preferably, when the two ends of the bottom plate are sealed by the reinforcing ribs, a hanging die or an on-site formwork support is arranged between the reinforcing ribs of two adjacent shaping plates to form an inter-shaping plate stress rib beam when the two adjacent shaping plates are connected.

Preferably, the surface of the reinforcing rib of the template, which is in contact with the cast-in-place concrete layer, is distributed with concave engaging teeth.

Preferably, when the two ends of the bottom plate are used for edge-picking and edge-sealing, the edge-picking is distributed with meshing teeth, and when the two adjacent shaping plates are connected, the meshing teeth on the edge-picking correspond to each other and are filled with cement gum.

Preferably, when the two ends of the bottom plate of the template are sealed edges by the reinforcing ribs, the cast-in-place concrete layer is replaced by the sectional material, namely the structure is that the template and the template are buckled, the reinforcing ribs at the end parts of two adjacent bottom plates are arranged in the structural interval, concave engaging teeth are distributed on the surfaces of the reinforcing ribs of the template, which are in contact with the cast-in-place concrete layer, and the inside of the engaging teeth on the reinforcing ribs in contact with the adjacent bottom plates is filled with cement.

The utility model has the advantages that:

1. the utility model discloses a multislot reinforcing coincide floor combines assembled structural component and passive form building characteristic to realize having the assembled PC component of passive form function, can realize large-span, high strength, no open beam hollow floor, functional floor.

2. The floor slab structure of the cast-in-place concrete layer poured on the template and the template comprising the bottom plate and the reinforcing ribs is adopted, so that the integral rigidity and the bearing capacity of the laminated floor slab can be enhanced, and the temporary support of construction is correspondingly reduced.

3. Functional materials, namely heat insulating materials or sound insulating materials or heat insulating materials are filled in the functional intervals of the template to realize the heat insulating or sound insulating effect of the floor slab; or the cavity formed by the partition plates can be used as a water, electricity and gas pipeline or line of a house; or a fresh air pipeline is arranged, so that the fresh air pipeline can be replaced at any time and is more convenient to repair and maintain in the future.

4. The concave occlusion teeth are distributed on the surface of the reinforcing rib of the template, which is in contact with the cast-in-place concrete layer, so that the contact area of the template and the cast-in-place concrete layer is increased, and the overall firmness is improved.

5. The steel strip is fixed on the surface of the reinforcing rib parallel to the bottom plate, the prefabricated layer and the cast-in-place layer are structurally connected in an increased mode through fixedly connecting the steel bar and the steel strip of the cast-in-place concrete layer, and therefore the overall firmness of the template and the cast-in-place concrete layer is improved.

6. The floor slab with the edge-picking structure has the advantages that the width between the two reinforcing ribs is fixed in the height proportion of a cast-in-place concrete layer, the floor slab is suitable for the building conditions of small span and small load, the floor slab is suitable for common load buildings, formwork erecting and steel bar binding are not needed in butt joint of slab joints, the stress steel bars in the edge-picking grooves of the two adjacent slabs are only inserted oppositely after butt joint of the two slabs, the pre-prefabricated expansion-prevention spiral steel bars are sleeved simultaneously, and the floor slab can be suitable for seam treatment of traditional laminated floors. The floor slab without the overhanging edge structure has the advantages that the width between the two reinforcing ribs and the height of the cast-in-place concrete layer are larger than the adjustable range, the floor slab is suitable for the building conditions of large span and large load, and is suitable for the application in projects with larger load requirements and the requirement on plate thickness which cannot be too thick, the design of a hidden beam between the two adjacent plates can be carried out by adjusting the size of the butt joint of the two adjacent plates to realize the larger bearing capacity requirement, and the side edges of the two adjacent plates are prefabricated with reinforcing interlocking teeth of the cast-in-place reinforcing hidden beam.

7. The protruding edges of the two bottom plates are in contact, and the concave areas of the meshing teeth with the opposite protruding edges are filled with cement gum, so that the connection firmness between the adjacent shaping plates is improved.

Drawings

FIG. 1 is a schematic diagram of a sectional material with a raised edge;

FIG. 2 is a schematic view of a section bar with a raised edge;

FIG. 3 is an isometric view of a single multi-grooved reinforced composite floor slab with raised edges;

FIG. 4 is a schematic view of the overlap joint of reinforcing bars of a section bar with overhanging edges;

FIG. 5 is a schematic view illustrating a method of coupling the reinforcing bars of FIG. 4;

FIG. 6 is a schematic view of the connection of the reinforcing bar net with the overhanging edges and the reinforcing ribs;

FIG. 7 is an enlarged view of a portion of FIG. 6;

FIG. 8 is a schematic view of the formwork hanging and splicing of a non-overhanging section;

FIG. 9 is a schematic view of a non-ragged section;

FIG. 10 is an isometric view of a splice of a section bar without a raised edge;

FIG. 11 is a first sectional view of an embedment;

FIG. 12 is a second sectional view of the embedment;

FIG. 13 is a first view of a serrated edge engaging tooth;

FIG. 14 is a second schematic view of a serrated edge engaging tooth;

FIG. 15 is a first view of a non-raised-edge engaging tooth;

FIG. 16 is a second schematic view of a non-slip engaging tooth;

fig. 17 is a schematic view of a profile and profile buckling structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1-4, an assembled multi-groove reinforced composite floor slab comprises a template 210 and a cast-in-place concrete layer 200 poured on the template 210, wherein the template 210 comprises a bottom plate 100 and reinforcing ribs 104, the reinforcing ribs 104 and the bottom plate 100 are of an integral structure, the reinforcing ribs 104 are upward and are perpendicular to the bottom plate 100, structural intervals 102 and functional intervals 101 are formed between the reinforcing ribs 104, the functional intervals 101 and the structural intervals 102 are alternately distributed, a cover plate 111 is sealed at the upper end of the functional intervals 101 to form a cavity 110 or filled with functional materials, the bottom plate 100 is provided with overhanging edges 103, butt-joint reserved steel bars are extended from two sides of the bottom plate, stressed steel bars 105 are uniformly distributed in the bottom plate, the stressed steel bars are extended out of the bottom plate, the cast-in-place concrete layer 200 shown in fig. 6-7 comprises a steel bar mesh 201 and concrete 204, which are paved by horizontal steel bars 202 and vertical steel bars 203, the mesh reinforcement 201 is fixedly connected with the reinforcing ribs 104.

As shown in fig. 5, the stress reinforcement extending from the bottom plate is provided with a groove 107, the section shape of the groove 107 can be V-shaped, semicircular, trapezoidal and inverted trapezoidal, when two adjacent boards 210 are connected, the stress reinforcement 105 extending from two ends of the bottom plate are overlapped and the two stress reinforcements 105 of the two adjacent boards 210 are sleeved together or the stress reinforcements 105 extending from two ends of the bottom plate are overlapped, bound or welded through the spiral reinforcement 106, and the spiral reinforcement 106 is embedded in the bottom plate, namely, the groove is cut through the bottom plate. The stressed steel bars can adopt prestressed steel bars or non-prestressed steel bars according to design requirements.

In addition, in the embodiment, the functional spacer 101 is filled with a functional material, which may be a heat insulating material, a sound insulating material, or a heat insulating material.

The upper end of the functional interval 101 is sealed with a cover plate 111 to form a cavity 110, and the cavity can be used for the penetration of water, electricity and gas pipelines or lines; or as ventilation ducts, for example for fresh air systems, air conditioners.

And embedded parts are arranged on the reinforcing ribs 104 and fixedly connected with the reinforcing mesh.

Example two

The difference from the first embodiment is that, as shown in fig. 8 to 10, when the two ends of the bottom plate 10 are sealed with the reinforcing ribs, there is no overhanging edge, when the plurality of form plates 21 are arranged transversely, the reinforcing ribs 14 on the outer edge of every two bottom plates 10 have a space, a hanging form 22 or an on-site formwork support is installed in the space to form a stressed rib beam between the form plates, a stressed reinforcement cage is bound in the hanging form 22, the hanging form 22 is suspended on the reinforcing ribs 14 on the two sides and is parallel to the bottom plate 10, and the bottom end of the hanging form 22 is flush with the two bottom plates 10. In addition, in the embodiment, the functional spacer 11 is filled with a functional material, which may be a heat insulating material, a sound insulating material, or a heat insulating material. The hanging mould is a permanent disassembly-free bottom mould plate and a temporary hanging mould plate. The method can realize field waterless operation, full-factory manufacturing, dry construction and field buckling installation, and the prefabricated multi-groove plates on the upper layer and the lower layer are mutually constrained and the joint plate seams are provided with corresponding daub meshing grooves to realize the integrity of the two layers of plates so as to achieve the effect of common stress of the two layers of plates.

As shown in fig. 11 and 12, the reinforcing ribs 14 are provided with embedded parts, which may be embedded iron parts 15 or nuts 16. The nuts 16 are screwed into the studs when the mesh is connected and are welded to the horizontal reinforcing bars 202 of the mesh by the studs.

EXAMPLE III

The difference between this embodiment and the first embodiment is that the surface of the reinforcing rib of the template contacting the cast-in-place concrete layer is distributed with concave primary engaging teeth 301 as shown in fig. 13-14. When the bottom plate has the edge of choosing, it has second grade interlock tooth 302 to choose the edge to distribute, and when two adjacent template are connected, the second grade interlock tooth 302 on choosing the edge corresponds and inside packing clay. The number of the first-stage meshing teeth/the number of the second-stage meshing teeth is more than or equal to 1.

Example four

The difference between this embodiment and the second embodiment is that the surface of the reinforcing rib of the template 21 contacting the cast-in-place concrete layer is distributed with a concave primary engaging tooth 31 as shown in fig. 15-16. When two adjacent templates are connected, the second-stage meshing teeth 32 on the reinforcing ribs at the two ends correspond to each other and are filled with cement. The number of the first-stage meshing teeth/the number of the second-stage meshing teeth is more than or equal to 1.

EXAMPLE five

When the two ends of the template 100 are sealed with the reinforcing rib, i.e. without edge-picking, as shown in fig. 17, the cast-in-place concrete layer is replaced by the profile 100, i.e. the structure is that the template and the template are buckled, and the reinforcing rib 104 at the end part of two adjacent bottom plates 100 is arranged in the structural interval 102. Concave occlusion teeth are distributed on the surface of the reinforcing rib of the template, which is in contact with the cast-in-place concrete layer, and the occlusion teeth on the reinforcing rib, which is in contact with the adjacent bottom plate, are internally filled with cement gum.

The method of the laminated plate with or without the overhanging edge is as follows: the method comprises the steps of firstly welding and fixing horizontal reinforcing bars of a reinforcing mesh perpendicular to a reinforcing rib and embedded parts of the reinforcing rib, then binding vertical reinforcing bars distributed in the other direction to enable the upper reinforcing mesh and a lower template to form structural connection, then pouring concrete on the upper portion of the reinforcing mesh to further realize the horizontal stressed hollow floor slab which is overlapped with a pre-installed template and then jointly bears the use load, and has the advantages of light weight, high strength, large rigidity, convenience in vertical and horizontal transportation, reduction in the whole building load, low production cost and the like.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The assembled multi-groove reinforced composite floor slab is characterized by comprising a template and a cast-in-place concrete layer poured on the template, wherein the template comprises a bottom plate and reinforcing ribs, the reinforcing ribs and the bottom plate are of an integral structure, the reinforcing ribs are upwards perpendicular to the bottom plate, functional intervals and/or structural intervals are formed among the reinforcing ribs, a cover plate is sealed at the upper ends of the functional intervals to form cavities or fill functional materials, stress steel bars are uniformly distributed in the bottom plate and extend out of the bottom plate, the cast-in-place concrete layer comprises a steel bar net and concrete, the steel bar net is paved by horizontal steel bars and vertical steel bars, and the steel bar net is fixedly connected with the reinforcing ribs.

2. An assembled multi-channel reinforced composite floor slab as claimed in claim 1, wherein the functional spaces alternate with the structural spaces when the ribs are formed with the functional spaces and the structural spaces therebetween.

3. The fabricated multi-channel reinforced composite floor slab as claimed in claim 1, wherein the reinforcing ribs are provided with pre-embedded members, and the pre-embedded members are fixedly connected with the horizontal reinforcing bars of the reinforcing mesh.

4. The assembled multi-groove reinforced composite floor slab as claimed in claim 1, wherein the stress reinforcement extending from the bottom plate has a groove, the cross-sectional shape of the groove can be V-shaped, semi-circular, trapezoidal or inverted trapezoidal, when two adjacent plates are connected, the stress reinforcement extending from the two ends of the bottom plate is overlapped and two stress reinforcements of the two adjacent plates are sleeved together by spiral reinforcements or the stress reinforcements extending from the two ends of the bottom plate are overlapped, bound or welded, and the spiral reinforcements are embedded in the bottom plate.

5. An assembled multi-channel reinforced composite floor slab as claimed in claim 1, wherein when the edges of the bottom slab are sealed with the reinforcing ribs, the hanging form or the on-site form is installed between the reinforcing ribs of two adjacent slabs when the two adjacent slabs are connected.

6. The fabricated multi-channel reinforced composite floor slab as claimed in claim 1, wherein the face of the reinforcing rib of the shaping plate contacting the cast-in-place concrete layer is distributed with concave engaging teeth.

7. The fabricated multi-groove reinforced composite floor slab as claimed in claim 6, wherein when the edges of the bottom slab are sealed by the raised edges, the raised edges are distributed with engaging teeth, and when two adjacent templates are connected, the engaging teeth on the raised edges correspond to each other and are filled with cement.

8. The fabricated multi-groove reinforced composite floor slab as claimed in claim 2, wherein when the two ends of the bottom slab of the template are sealed with the reinforcing ribs, the cast-in-place concrete layer is replaced by the sectional material, i.e. the structure is that the template and the template are buckled, the reinforcing ribs at the end parts of two adjacent bottom slabs are arranged in the structural interval, the surface of the reinforcing rib of the template contacting the cast-in-place concrete layer is distributed with concave engaging teeth, and the engaging teeth on the reinforcing rib contacting the adjacent bottom slab are filled with cement.