CN113323214B - Light sound-insulation composite assembly type floor - Google Patents
Light sound-insulation composite assembly type floor Download PDFInfo
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- CN113323214B CN113323214B CN202110687471.4A CN202110687471A CN113323214B CN 113323214 B CN113323214 B CN 113323214B CN 202110687471 A CN202110687471 A CN 202110687471A CN 113323214 B CN113323214 B CN 113323214B
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- 238000009413 insulation Methods 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 title claims abstract description 8
- 238000005192 partition Methods 0.000 claims abstract description 105
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005452 bending Methods 0.000 description 11
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 9
- 238000009739 binding Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
- E04B5/18—Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly cast between filling members
-
- 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
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
-
- 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
- E04G21/12—Mounting of reinforcing inserts; Prestressing
-
- 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
- E04G21/12—Mounting of reinforcing inserts; Prestressing
- E04G21/122—Machines for joining reinforcing bars
- E04G21/123—Wire twisting tools
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B2001/8254—Soundproof supporting of building elements, e.g. stairs, floor slabs or beams, on a structure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
Abstract
A light sound insulation composite fabricated floor comprises a partition plate, stirrups, a screw rod, transverse steel bars, longitudinal steel bars, a light heat insulation layer, end plates, locking caps, a first concrete layer and a second concrete layer; the two partition plates are oppositely arranged, and the stirrups are arranged on the surfaces of the partition plates; the transverse steel bars are arranged on the outer side wall surface of the partition board; the longitudinal steel bars are arranged on the outer sides of the partition boards; the light insulating layer is filled between the partition plates on the two sides; the screw rod penetrates through the locking holes of the partition plates on the two sides, and the partition plates on the two sides are subjected to drawknot limiting through the screw rod and the locking cap; the end plates are arranged on two side edges of the partition plate; the first concrete layer is arranged on the outer side of the bottom side partition plate; the second concrete layer is arranged on the outer side of the top side clapboard. The interior of the floor slab has more stable structural strength, high strength uniformity and strong integrity; the floor slab has good noise reduction and sound insulation performance, reduces the weight of the whole floor slab, and has simple manufacturing process.
Description
Technical Field
The invention relates to the field of floor slab structures, in particular to a light sound-insulation composite fabricated floor slab.
Background
The fabricated building is a building which is formed by transferring a large amount of field operation work in the traditional construction mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall slabs, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site in a reliable connection mode. In order to efficiently and quickly assemble the floor slab and the upright post structure of the wall body in the assembly type building, the floor slab structure is prefabricated in the prior art, and efficient connection between the floor slab, the wall body and the upright post can be realized through on-site direct assembly.
The floor slab structure in the prior art is various in assembling form, but the structure is generally bound by concrete and reinforcing steel bars, and a shearing part is embedded in the structure in a matching manner to perform concrete pouring to form an integral floor slab structure, the floor slab structure is quick in forming mode and has certain structural strength, but the reinforcing steel bars cannot be always positioned at fixed positions in the floor slab in the concrete pouring process of the floor slab, the reinforcing steel bars are easy to generate cheaply, so that the distance between the reinforcing steel bars and the surface of the concrete is too small, and the local structural strength and the integrity of the floor slab are poor; meanwhile, the floor slab is cast by concrete, the overall quality of the whole floor slab is overlarge, and the sound insulation effect is poor.
Disclosure of Invention
In order to solve the existing problems, the invention discloses a light sound-insulation composite fabricated floor slab, which has the following specific technical scheme: a light sound insulation composite fabricated floor comprises a partition plate, stirrups, a screw rod, transverse steel bars, longitudinal steel bars, a light heat insulation layer, end plates, locking caps, a first concrete layer and a second concrete layer; the middle end of the clapboard is longitudinally convex to form a fold section; the center of the end face of the fold section is hollowed out to form a fold hole; the two bottom side edges of the fold section are hollowed out to form a first insertion hole; side clamping pieces are obliquely arranged on the side wall surfaces of the fold sections; the two side edges of each partition board are of a concave structure to form a first slot; the side edge of the discharge opening is provided with a locking hole; the two partition plates are oppositely arranged, the stirrups are arranged on the surfaces of the partition plates and are arranged in a longitudinal array, two ends of each stirrup penetrate through the first jacks, two sides of each stirrup are embedded into the side clamping pieces, and the stirrups are attached to the side wall surfaces of the folded sections; two sides of the separated row of stirrups are embedded into the first slots of the partition plates on two sides, and the partition plates are limited; the transverse steel bars are arranged on the outer side wall surface of the partition plate, each transverse steel bar is arranged on one side of the stirrup, and the transverse steel bars are fixed with the stirrups; the longitudinal steel bars are arranged on the outer side of the partition board and arranged on one side of the transverse steel bars, the longitudinal steel bars and the transverse steel bars are arranged in a longitude and latitude mode, the longitudinal steel bars are arranged on the inner sides of the stirrups, and the longitudinal steel bars and the transverse steel bars are fixedly arranged; the light insulating layer is filled between the partition plates on the two sides; the screw rod penetrates through the locking holes of the partition plates on two sides, the locking caps are arranged on the outer wall surfaces of the partition plates on each side, the locking caps and the screw rod are fixed in a threaded mode, the end surface of each locking cap on each side abuts against the outer wall surface of the partition plate, and the partition plates on two sides are subjected to pulling and limiting through the screw rod and the locking caps; the end plates are arranged on two side edges of the partition plate, the end plates are vertically fixed with the partition plate, and the end plate on each side is fixedly arranged with the partition plate on two sides; the first concrete layer is arranged on the outer side of the partition board on the bottom side; the second concrete layer is arranged on the outer side of the clapboard on the top side.
Furthermore, two sides of the partition board at the bottom side are of hollow structures to form discharge holes, the discharge holes are of rectangular hole structures, and two sides of the discharge holes are arranged on two sides of the fold section in parallel.
Furthermore, one side edge of the separator on the top side is bent to form a bending section, and the bending section and the separator are in a right-angle structure; the outer wall surface of the bending section is attached to the inner wall surface of the end plate, and the top edge of the bending section is flush with the top surface of the end plate.
Furthermore, the section of the fold section is of an isosceles trapezoid structure, and the slope of the side wall surface of the fold section is adapted to the slope of the inner wall surface of the stirrup; the fold holes are in a rectangular hole structure; the first jacks are arranged in a longitudinal array, and each first jack is of a rectangular hole structure and is arranged end to end.
Furthermore, the side clamping pieces are oppositely arranged, each side clamping piece is of a rectangular sheet structure, and each side clamping piece is vertically fixed with the side wall surface of the fold section; the end portions of each pair of two side clamping pieces point to the middle end of each first jack.
Furthermore, the first slots are arranged in a longitudinal array, each first slot is in a rectangular structure, and is arranged opposite to the corresponding side card; one end of the inner side of each first slot is bent to form a first folding edge; and two side edges of the inner side of each first slot are bent to form a second folded edge, and the first folded edge and the second folded edge on the two sides are arranged in a back-to-back manner.
Furthermore, the section of each stirrup is of a triangular structure, the bottom ends of two sides of each stirrup are bent, and the two sides of each stirrup are bent in opposite directions; the stirrups in two adjacent columns are arranged in a reversed manner.
Furthermore, the screw rods are arranged between every two rows of stirrups and are arranged in a staggered mode.
Furthermore, the locking cap comprises a locking cylinder, a locking block and a pressing sheet, the locking cylinder is cylindrical and has an internal thread structure, the locking block is circumferentially arranged on the outer wall surface of the locking cylinder, and the locking block and the locking sheet are fixed to form an integrated structure; the pressing piece is attached to the bottom end face of the locking block and fixed with the locking block through gluing.
Furthermore, the section of the end plate is of a '21274', the outer wall surface of the end plate is obliquely provided with outer supporting sheets, and the outer supporting sheets are of a triangular structure and symmetrically arranged on two sides; an inner supporting sheet is arranged on the bottom side of the inner wall surface of the end plate and is of a triangular structure; the bottom side of the inner side face of the end plate is fixed with the side edge of the partition plate at the bottom side through welding, and the top side of the inner side face of the end plate is fixed with the bending section of the top partition plate through threaded connection.
The beneficial effects of the invention are:
the stirrup arranged in the floor structure is structurally designed and installed, the stirrup is of a triangular structure, the two sides of the stirrup are bent in opposite forms, the structural strength of the stirrup is high, the stirrup has good contact area with the first concrete layer and the second concrete layer which extend into the two sides of the stirrup, and the stirrup has good tie strength for the concrete layers on the two sides; the stirrups of two adjacent columns are arranged in a positive and negative mode, so that the internal strength uniformity of the floor slab is higher; every row of stirrup and vertical reinforcing bar, the ligature of horizontal reinforcing bar make two-layer longitude and latitude crisscross reinforcing bar can remain throughout fixed with the stirrup, and remain throughout in concrete layer's middle part, prevent the exposure of reinforcing bar, the inside of floor has more stable structural strength, and the homogeneity of intensity is high, and the wholeness is strong.
The floor slab structure is designed into a double-layer concrete structure, the light sound insulation layer is arranged inside the floor slab, the concrete layers on the two sides of the floor slab are well tied through the steel bars and the stirrups, the edge of the floor slab is fixed between the end plates and the partition plates, the whole floor slab has good integrity and structural strength, and meanwhile, the floor slab adopts the corrugated partition plate structure arranged in a staggered mode to match with the light sound insulation layer, so that the floor slab has good sound attenuation and sound insulation performance on the premise of high strength, and the weight of the whole floor slab is reduced.
According to the invention, the partition plates are structurally arranged, and after the partition plates are assembled by matching with the stirrups and the reinforcing steel bars, a concrete pouring process can be conveniently carried out, the manufacturing of the concrete floor can be realized through two pouring processes, the manufacturing process is simple, the preparation efficiency is high, and the concrete floor is suitable for large-scale production and use.
Drawings
Figure 1 is a schematic view of the assembly of the nodes of the floor slab of the present invention.
Fig. 2 is a partial sectional structural view of a single floor slab of the present invention.
FIG. 3 is a schematic partial cross-sectional view of a bottom layer separator of the present invention.
Fig. 4 is a schematic view of the structure of a single locking cap of the present invention.
Figure 5 is a schematic view of the structure of a single stirrup of the present invention.
List of reference numerals:
a separator 1;
the folding device comprises a folding section 1-1, a folding hole 1-2, a first jack 1-3, a side card 1-4, a first slot 1-5, a locking hole 1-6, a discharging hole 1-7, a bending section 1-8, a first folded edge 1-9 and a second folded edge 1-10;
a stirrup 2;
a screw rod 3;
a light insulating layer 6;
an end plate 7;
an outer support sheet 7-1 and an inner support sheet 7-2;
a locking cap 8;
the locking device comprises a locking cylinder 8-1, a locking block 8-2 and a pressing sheet 8-3;
a first concrete layer 9;
a second concrete layer 10.
Description of the preferred embodiment
In order to make the technical scheme of the invention clearer and clearer, the invention is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are all known technologies known to those skilled in the art, such as hot melt molding, welding, binding with wires, screw connection, bolt and nut connection, riveting and the like.
The light sound-insulation composite fabricated floor slab comprises a partition plate 1, stirrups 2, a screw rod 3, transverse steel bars 4, longitudinal steel bars 5, a light heat-insulation layer 6, end plates 7, locking caps 8, a first concrete layer 9 and a second concrete layer 10; the middle end of the clapboard 1 is longitudinally convex to form a fold section 1-1; the center of the end face of the fold section 1-1 is hollowed out to form a fold hole 1-2; the two bottom side edges of the fold section 1-1 are hollowed out to form a first jack 1-3; side clamping pieces 1-4 are obliquely arranged on the side wall surfaces of the fold sections 1-1; the two side edges of each partition board 1 are of a concave structure to form first slots 1-5; the side edge of the discharge opening is provided with locking holes 1-6; the two partition plates 1 are oppositely arranged, the stirrups 2 are arranged on the surfaces of the partition plates 1 and are arranged in a longitudinal array, two ends of each stirrup 2 penetrate through the first insertion holes 1-3, two sides of each stirrup 2 are embedded into the side clamping pieces 1-4, and the stirrups 2 are attached to the side wall surfaces of the fold sections 1-1; two sides of a row of the stirrups 2 which are separated from each other are embedded into first slots 1-5 of the partition boards 1 at two sides, and the partition boards 1 are limited with the partition boards 1; the transverse steel bars 4 are arranged on the outer side wall surface of the partition board 1, each transverse steel bar 4 is arranged on one side of the stirrup 2, and the transverse steel bars 4 are fixed with the stirrups 2; the longitudinal steel bars 5 are arranged on the outer side of the partition board 1 and arranged on one side of the transverse steel bars 4, the longitudinal steel bars 5 and the transverse steel bars 4 are arranged in a longitude and latitude mode, the longitudinal steel bars 5 are arranged on the inner side of the stirrups 2, and the longitudinal steel bars 5 and the transverse steel bars 4 are fixedly arranged; the light insulating layer 6 is filled between the partition boards 1 on the two sides; the screw rod 3 penetrates through locking holes 1-6 of the partition plates 1 on two sides, the locking cap 8 is arranged on the outer wall surface of the partition plate 1 on each side, the locking cap 8 and the screw rod 3 are fixed in a threaded manner, the end surface of the locking cap 8 on each side is abutted against the outer wall surface of the partition plate 1, and the partition plates 1 on two sides are subjected to draw-joint limiting through the screw rod 3 and the locking cap 8; the end plates 7 are arranged on two side edges of the partition board 1, the end plates 7 are vertically fixed with the partition board 1, and the end plate 7 on each side is fixedly arranged with the partition board 1 on two sides; the first concrete layer 9 is arranged on the outer side of the partition board 1 at the bottom side; the second concrete layer 10 is disposed at the outer side of the partition board 1 at the top side.
Furthermore, two sides of the partition board 1 at the bottom side are in hollow structures to form discharge holes 1-7, the discharge holes 1-7 are in rectangular hole structures, and two sides of the discharge holes 1-7 are arranged on two sides of the fold section 1-1 in parallel.
Furthermore, one side edge of the separator 1 at the top side is bent to form bending sections 1-8, and the bending sections 1-8 and the separator 1 are in a right-angle structure; the outer wall surfaces of the bending sections 1-8 are attached to the inner wall surface of the end plate 7, and the top edges of the bending sections 1-8 are flush with the top surface of the end plate 7.
Further, the section of the fold section 1-1 is in an isosceles trapezoid structure, and the slope of the side wall surface of the fold section 1-1 is adapted to the slope of the inner wall surface of the stirrup 2; the fold holes 1-2 are rectangular hole structures; the first jacks 1-3 are arranged in a longitudinal array, and each first jack 1-3 is in a rectangular hole structure and is arranged end to end.
Further, the side cards 1-4 are oppositely arranged, each side card 1-4 is in a rectangular sheet structure, and each side card 1-4 is vertically fixed with the side wall surface of the fold section 1-1; the end of each pair of two side cards 1-4 is directed towards the middle end of each first jack 1-3.
Further, the first slots 1-5 are arranged in a longitudinal array, and each first slot 1-5 is in a rectangular structure and is arranged opposite to the corresponding side card 1-4; one end of the inner side of each first slot 1-5 is bent to form a first folded edge 1-9; two side edges of the inner side of each first slot 1-5 are bent to form second folded edges 1-10, and the first folded edges 1-9 are arranged opposite to the second folded edges 1-10 on the two sides.
Furthermore, the cross section of each stirrup 2 is of a triangular structure, the bottom ends of two sides of each stirrup 2 are bent, and the two sides of each stirrup 2 are bent in opposite directions; two adjacent columns of the stirrups 2 are arranged in a positive and negative reversal mode.
Further, the screw rods 3 are arranged between every two rows of the stirrups 2 and are arranged in a staggered mode.
Furthermore, the locking cap 8 comprises a locking cylinder 8-1, a locking block 8-2 and a pressing sheet 8-3, the locking cylinder 8-1 is cylindrical and has an internal thread structure, the locking block 8-2 is circumferentially arranged on the outer wall surface of the locking cylinder 8-1, and the locking block 8-2 and the locking sheet are fixed to form an integrated structure; the pressing sheet 8-3 is attached to the bottom end face of the locking block 8-2 and fixed with the locking block 8-2 through gluing.
Furthermore, the section of the end plate 7 is of a '21274', the outer wall surface of the end plate 7 is obliquely provided with outer supporting sheets 7-1, and the outer supporting sheets 7-1 are of a triangular structure and symmetrically arranged at two sides; an inner supporting sheet 7-2 is arranged on the bottom side of the inner wall surface of the end plate 7, and the inner supporting sheet 7-2 is of a triangular structure; the bottom side of the inner side face of the end plate 7 is fixed with the side edge of the partition plate 1 at the bottom side through welding, and the top side of the inner side face of the end plate 7 is fixed with the bending sections 1-8 of the partition plate 1 at the top layer through threaded connection.
The preparation principle of the invention is as follows:
when the corrugated partition board is manufactured, a plurality of forward stirrups penetrate through the first inserting holes of the bottom side partition board, and two sides of each forward stirrup are embedded into the side clamping pieces and are fixedly attached to the corrugated sections; transversely arranging the transverse steel bars at the bottom layer on the bottom sides of the plurality of partition plates, and binding and fixing the transverse steel bars and the forward stirrups through binding wires; then, longitudinally penetrating the longitudinal steel bars through the bottom side of each row of forward stirrups, and binding and fixing the longitudinal steel bars with the transverse steel bars and the forward stirrups through binding wires; splicing every two bottom side partition plates in parallel, embedding two sides of a reverse stirrup into first slots of the bottom side partition plates on two sides, supporting and limiting the side edge of the reverse stirrup through a first folded edge and a second folded edge, extending a longitudinal steel bar into the bottom side of the reverse stirrup, and binding and fixing the longitudinal steel bar with a transverse steel bar and the reverse stirrup through binding wires; the lead screw penetrates through the locking hole of the bottom side partition plate and is in threaded connection with the locking cap at the bottom side in a matching manner; then the edges of the bottom side partition plates at two sides are fixed with the inner supporting sheets and the inner wall surfaces of the end plates through welding; then, pouring concrete for the first time, wherein the concrete leaks downwards through the gaps and the discharge holes of the partition boards and is densely filled at the bottom ends of the bottom side partition boards through vibration to form a first concrete layer;
secondly, the light heat-insulating layer is tiled on the surface of the bottom side partition plate, the top side partition plate covers the top surface of the light heat-insulating layer, the top side partition plate is aligned with the forward stirrups, the reverse stirrups and the screw rods, transverse reinforcing steel bars and longitudinal reinforcing steel bars are laid in sequence, and then the bent sections on the two sides of the top side partition plate are fixed with the end plates through bolts; the locking cap on the top side and the screw rod are fixed by screw threads; and finally, performing second concrete pouring on the top surface to form a second concrete layer.
The invention has the beneficial effects that:
the stirrup arranged in the floor structure is structurally designed and installed, the stirrup is of a triangular structure, the two sides of the stirrup are bent in opposite forms, the structural strength of the stirrup is high, the stirrup has good contact area with the first concrete layer and the second concrete layer which extend into the two sides of the stirrup, and the stirrup has good tie strength for the concrete layers on the two sides; the stirrups in two adjacent columns are arranged in a positive and negative mode, so that the internal strength uniformity of the floor slab is higher; binding of each row of stirrups with longitudinal reinforcements and transverse reinforcements enables reinforcements with staggered warps and wefts in two layers to be always fixed with the stirrups and be always kept in the middle of a concrete layer, so that the reinforcements are prevented from being exposed, the inside of the floor slab has more stable structural strength, the strength is high in uniformity, and the integrity is strong.
The floor slab is designed into a double-layer concrete structure, the light sound insulation layer is arranged inside the floor slab, the concrete layers on the two sides of the floor slab are well tied through the reinforcing steel bars and the stirrups, the edge of the floor slab is fixed with the partition boards through the end plates, the whole floor slab has good integrity and structural strength, meanwhile, the floor slab adopts the corrugated partition board structure arranged in a staggered mode to match with the light sound insulation layer, so that the floor slab has good sound attenuation and sound insulation performance on the premise of high strength, and the weight of the whole floor slab is reduced.
According to the invention, the partition plates are structurally arranged, and after the partition plates are assembled by matching with the stirrups and the reinforcing steel bars, a concrete pouring process can be conveniently carried out, the manufacturing of the concrete floor can be realized through two pouring processes, the manufacturing process is simple, the preparation efficiency is high, and the concrete floor is suitable for large-scale production and use.
Claims (2)
1. A light sound-insulation composite fabricated floor is characterized by comprising a partition plate (1), stirrups (2), a screw rod (3), transverse steel bars (4), longitudinal steel bars (5), a light heat-insulation layer (6), end plates (7), locking caps (8), a first concrete layer (9) and a second concrete layer (10);
the middle end of the clapboard (1) is longitudinally convex to form a fold section (1-1), and two sides of the fold section (1-1) are straight sections; the cross section of the fold section (1-1) is trapezoidal and comprises a top surface and two inclined side wall surfaces, and the bottoms of the two inclined side wall surfaces are respectively connected with straight sections at two sides; the center of the top surface of the fold section (1-1) is hollowed out to form a fold hole (1-2); straight sections on two sides of the partition board (1) are hollowed at the edge position of the bottom of the folded section (1-1) to form a first insertion hole (1-3); side clamping pieces (1-4) are arranged on two inclined side wall surfaces of the fold section (1-1); the edges of two sides of the clapboard (1) are of a concave structure to form a first slot (1-5); two straight sections of the clapboard (1) are provided with locking holes (1-6);
the partition plate comprises an upper layer and a lower layer, and the upper layer partition plate and the lower layer partition plate are both composed of a plurality of partition plates (1); the upper layer of clapboard and the lower layer of clapboard are oppositely arranged, each clapboard (1) in the lower layer of clapboard is arranged in a forward direction, namely a fold section is raised upwards, each clapboard (1) in the upper layer of clapboard is arranged in a reverse direction, namely the fold section is raised downwards, and the fold sections (1-1) in the upper layer of clapboard and the lower layer of clapboard are staggered;
the stirrup (2) is integrally of a triangular structure, the bottom ends of two sides of the stirrup (2) are bent, and the two sides of the stirrup (2) are bent in opposite directions;
the stirrups (2) are connected with the upper layer of partition board and the lower layer of partition board and are arranged in a longitudinal array, each row of stirrups (2) corresponds to the position of the fold section (1-1) in the upper layer of partition board or the lower layer of partition board, two adjacent rows of stirrups (2) are arranged in a positive and negative reversal mode and are respectively the same as the protruding direction of the fold section (1-1) of the upper layer of partition board or the lower layer of partition board at the corresponding position; two ends of each stirrup (2) in the same row of stirrups penetrate through the first insertion holes (1-3) of the partition plate (1) in the same direction as the stirrup, two sides of each stirrup (2) are embedded into the side clamping pieces (1-4), and the stirrups (2) are attached to the side wall surfaces of the corrugated sections (1-1); the two sides of each stirrup (2) of one row of stirrups adjacent to the row of stirrups are embedded into the first slots (1-5) of the partition plates (1) at the two sides of the stirrup to limit the two adjacent partition plates (1);
the transverse steel bars (4) are arranged on the outer side wall surface of the partition plate (1), namely, the upper-layer transverse steel bars are positioned on the upper-layer partition plate, the lower-layer transverse steel bars are positioned below the lower-layer partition plate, each transverse steel bar (4) is arranged on one side of the stirrup (2), and the transverse steel bars (4) are fixed with the stirrups (2);
the longitudinal steel bars (5) are arranged on the outer side of the partition board (1) and on one side of the transverse steel bars (4), the longitudinal steel bars (5) and the transverse steel bars (4) are arranged in a longitudinal and latitudinal manner, the longitudinal steel bars (5) are arranged on the inner side of the stirrups (2), and the longitudinal steel bars (5) and the transverse steel bars (4) are fixedly arranged;
the light heat-insulating layer (6) is filled between the upper and lower layers of partition plates; the screw rod (3) penetrates through locking holes (1-6) of the upper layer of partition board (1) and the lower layer of partition board (1), the locking cap (8) is arranged on the outer wall surface of the partition board (1) on each side, the locking cap (8) and the screw rod (3) are fixed in a threaded manner, the end surface of the locking cap (8) on each side is abutted against the outer wall surface of the partition board (1), and the upper layer of partition board and the lower layer of partition board are subjected to pull-bonding limiting through the screw rod (3) and the locking cap (8);
the end plates (7) are arranged at two outermost edges of the upper and lower layers of the partition plates, the end plates (7) are vertically fixed with the partition plates (1), and the end plate (7) at each side is fixedly arranged with the upper and lower partition plates (1);
the first concrete layer (9) is arranged on the lower side of the lower partition board (1); the second concrete layer (10) is arranged on the upper side of the partition board (1).
2. A light-weight soundproof composite assembly floor as set forth in claim 1, characterized in that the straight sections on both sides of each of the partitions (1) on the bottom are hollowed out to form discharge openings (1-7), the discharge openings (1-7) are rectangular openings, and the discharge openings (1-7) are arranged in parallel on both sides of the folded section (1-1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110687471.4A CN113323214B (en) | 2021-06-21 | 2021-06-21 | Light sound-insulation composite assembly type floor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110687471.4A CN113323214B (en) | 2021-06-21 | 2021-06-21 | Light sound-insulation composite assembly type floor |
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| CN113323214B true CN113323214B (en) | 2023-04-11 |
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| CN104032870B (en) * | 2014-06-06 | 2016-06-15 | 中国十七冶集团有限公司 | The close rib box-shaped of a kind of assembled integral composite floor plate |
| CN110206210B (en) * | 2019-06-13 | 2021-02-09 | 石家庄铁道大学 | Fabricated composite floor slab and construction method thereof |
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