CN219241004U

CN219241004U - Haydite roofing superimposed sheet

Info

Publication number: CN219241004U
Application number: CN202223104716.5U
Authority: CN
Inventors: 吴子启; 王星程
Original assignee: Qingdao Fuqiyuan New Building Materials Co ltd
Current assignee: Qingdao Fuqiyuan New Building Materials Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-06-23
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses a ceramsite roof laminated slab, which relates to the technical field of laminated floors and comprises a slab body, wherein a concrete laminated layer is poured above the slab body, the slab body comprises a bottom plate and trusses, the trusses are arranged into a plurality of groups, the top of the bottom plate is provided with a lower reinforcement cage, the bottom of the concrete laminated layer is provided with an upper reinforcement cage, the trusses are I-shaped, the top of the trusses is in binding connection with the upper reinforcement cage, the bottom of the trusses is in binding connection with the lower reinforcement cage, a plurality of groups of shear keys are arranged between the upper reinforcement cage and the lower reinforcement cage, the shear keys are connected to the upper reinforcement cage through upper groove clamping, and the shear keys are connected to the lower reinforcement cage through lower groove clamping. The roof composite floor slab is connected with the lower reinforcement cage at the top of the bottom plate and the upper reinforcement cage at the bottom of the concrete composite layer through the I-shaped truss, so that the firmness and stability of the slab body are improved, and meanwhile, a plurality of groups of shear keys are arranged between the upper reinforcement cage and the lower reinforcement cage, so that the shear capacity is improved.

Description

Haydite roofing superimposed sheet

Technical Field

The utility model relates to the technical field of composite floor slabs, in particular to a ceramsite roof composite slab.

Background

The composite floor slab has good integrity and high rigidity, can save templates, has flat upper and lower surfaces and is convenient for decoration of the finish layer. The section shear force can occur at the joint of the bottom plate and the concrete lamination layer in the laminated floor slab, and the current treatment measure usually adopts the rough surface on the upper surface of the bottom plate, but the shearing capability of the measure is common. Therefore, it is necessary to invent a haydite roof laminated slab to solve the above problems.

Disclosure of Invention

The utility model aims to provide a ceramsite roof laminated slab so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a haydite roofing superimposed sheet, includes the plate body, the top pouring of plate body has concrete superimposed layer, the plate body includes concrete bottom plate and truss, the truss sets up to the multiunit, concrete bottom plate's top is provided with down the steel reinforcement cage, concrete superimposed layer's bottom is provided with the steel reinforcement cage, the truss is the I shape, the top and the last steel reinforcement cage ligature of truss are connected, the bottom and the lower steel reinforcement cage ligature of truss are connected, upward be provided with multiunit shear key between steel reinforcement cage and the lower steel reinforcement cage.

Preferably, the cross section of the shear key is circular, four upper grooves are formed in the top of the shear key, the four upper grooves are distributed in a circumferential array around the inner ring of the shear key, four lower grooves are formed in the bottom of the shear key, and the four lower grooves are distributed in a circumferential array around the inner ring of the shear key.

Preferably, the shear key is connected to the upper reinforcement cage through an upper groove clamping, and the shear key is connected to the lower reinforcement cage through a lower groove clamping.

Preferably, a sound insulation and heat preservation layer is filled between the concrete bottom plate and the concrete laminated layer.

Preferably, the upper reinforcement cage and the lower reinforcement cage are formed by binding transverse reinforcement and longitudinal reinforcement, and the transverse reinforcement and the longitudinal reinforcement are intersected at an angle of ninety degrees.

Preferably, a steel wire reinforcing net layer is arranged in the concrete bottom plate, and the steel wire reinforcing net layer is formed by weaving steel wire warps and steel wire wefts.

Preferably, the lower surface of the concrete bottom plate is provided with a fireproof coating.

Preferably, the upper surface of the concrete bottom plate is provided with connecting lugs, and a plurality of groups of connecting lugs are distributed at equal intervals.

The utility model has the technical effects and advantages that:

1. the lower reinforcement cage at the top of the concrete bottom plate and the upper reinforcement cage at the bottom of the concrete superposed layer are connected through the I-shaped truss, so that the firmness and stability of the plate body are improved, and meanwhile, a plurality of groups of shear keys are arranged between the upper reinforcement cage and the lower reinforcement cage, so that the shear capacity is improved;

2. a sound insulation and heat preservation layer is filled between the concrete bottom plate and the concrete superposed layer, so that the sound insulation and heat preservation effect of the house is improved;

3. the inside of the concrete bottom plate is provided with the steel wire reinforcing net layer woven by steel wire warp yarns and steel wire weft yarns, so that the concrete bottom plate can be prevented from cracking.

Drawings

Fig. 1 is a schematic view of a roof composite floor slab structure according to the present utility model.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Fig. 3 is a schematic view of the structures of the upper reinforcement cage and the lower reinforcement cage of the present utility model.

FIG. 4 is a schematic view of the shear key structure of the present utility model.

Fig. 5 is a schematic view of the structure of the steel wire reinforced net layer of the present utility model.

Fig. 6 is a schematic view of a connection bump according to the present utility model.

In the figure: 1. a plate body; 2. a concrete floor; 3. a steel wire reinforcing mesh layer; 4. a lower reinforcement cage; 5. a reinforcement cage is arranged; 6. truss; 7. a sound insulation and heat preservation layer; 8. a concrete lamination layer; 9. transverse steel bars; 10. longitudinal steel bars; 11. shear key; 12. an upper groove; 13. a lower groove; 14. warp yarns of steel wires; 15. a steel wire weft; 16. a connection bump; 17. a fire-retardant coating.

Detailed Description

The technical solutions in the embodiments of the present utility model will be made clear below in conjunction with the drawings in the embodiments of the present utility model; it will be apparent that the embodiments described are only some, but not all, of the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a ceramsite roof laminated slab as shown in fig. 1-6, which comprises a slab body 1, wherein a concrete laminated layer 8 is poured above the slab body 1, and the slab body 1 comprises a concrete bottom plate 2 and a truss 6. The concrete bottom plate 2 is formed by casting concrete, the trusses 6 are formed by welding a plurality of groups of steel bars into a whole, and the concrete lamination layer 8 is formed by casting concrete. The trusses 6 are arranged in a plurality of groups, and the trusses 6 in the plurality of groups strengthen the integrity of the upper steel reinforcement cage 5 and the lower steel reinforcement cage 4. The top of concrete bottom plate 2 is provided with steel reinforcement cage 4 down, and the bottom of concrete coincide layer 8 is provided with steel reinforcement cage 5, and truss 6 is the I shape, and truss 6's top is connected with last steel reinforcement cage 5 ligature and stretches into in the concrete coincide layer 8, and truss 6's bottom is connected with steel reinforcement cage 4 ligature down, is provided with multiunit shear key 11 between last steel reinforcement cage 5 and the steel reinforcement cage 4 down, and shear key 11 is used for resisting the cross-section shear force.

The utility model provides the ceramsite roof laminated slab shown in the figures 2-3, the cross section of the shear key 11 is in a circular shape, and the circular shape has stronger firmness compared with other shapes. Four upper grooves 12 are formed in the top of the shear key 11, the four upper grooves 12 are distributed in a circumferential array around the inner ring of the shear key 11, four lower grooves 13 are formed in the bottom of the shear key 11, and the four lower grooves 13 are distributed in a circumferential array around the inner ring of the shear key 11.

The utility model provides a haydite roof laminated slab shown in fig. 2-3, shear keys 11 are connected with crossing points of transverse steel bars 9 and longitudinal steel bars 10 on an upper steel reinforcement cage 5 in a clamping manner through upper grooves 12, four upper grooves 12 are respectively connected with the transverse steel bars 9 and the longitudinal steel bars 10 on the upper steel reinforcement cage 5 in a clamping manner, the shear keys 11 are connected with crossing points of the transverse steel bars 9 and the longitudinal steel bars 10 on a lower steel reinforcement cage 4 in a clamping manner through lower grooves 13, and four lower grooves 13 are respectively connected with the transverse steel bars 9 and the longitudinal steel bars 10 on the lower steel reinforcement cage 4 in a clamping manner.

The utility model provides a ceramsite roof laminated slab shown in figure 1, and a sound insulation and heat preservation layer 7 is filled between a concrete bottom plate 2 and a concrete laminated layer 8. The sound insulation and heat preservation layer 7 can use but is not limited to aerogel heat insulation and sound preservation materials, improves the sound insulation and heat preservation effect of houses, can be filled among a plurality of groups of shear keys 11, and enhances the damping capacity.

The utility model provides a ceramsite roof laminated slab as shown in fig. 1 and 3, wherein an upper steel reinforcement cage 5 and a lower steel reinforcement cage 4 are formed by binding transverse steel reinforcement 9 and longitudinal steel reinforcement 10, and the transverse steel reinforcement 9 and the longitudinal steel reinforcement 10 are intersected at an angle of ninety degrees. The firmness of the upper steel reinforcement cage 5 and the lower steel reinforcement cage 4 can be improved by cross binding, and the strength of the composite floor slab is further improved.

The utility model provides a ceramsite roof laminated slab as shown in fig. 1 and 5, wherein a steel wire reinforcing net layer 3 is arranged in a concrete bottom plate 2, and the steel wire reinforcing net layer 3 is formed by weaving steel wire warps 14 and steel wire wefts 15. The steel wire reinforced net layer 3 can prevent the concrete bottom plate 2 from cracking.

The utility model provides a ceramsite roof laminated slab as shown in figures 1-2, and the lower surface of a concrete bottom plate 2 is provided with a fireproof coating 17. The fire-retardant coating 17 may be made of, but not limited to, polyvinyl chloride polymer material, and is effectively flame-retardant from the lower surface.

The utility model provides a ceramsite roof laminated slab shown in fig. 6, wherein the upper surface of a concrete bottom plate 2 is provided with connecting lugs 16, and a plurality of groups of connecting lugs 16 are equidistantly distributed. The connecting lugs 16 make the connection of the concrete floor 2 and the sound-proof and heat-insulating layer 7 more stable.

Claims

1. The utility model provides a haydite roofing superimposed sheet, includes plate body (1), its characterized in that: the concrete composite slab comprises a slab body (1), wherein a concrete composite layer (8) is poured above the slab body (1), the slab body (1) comprises a concrete bottom plate (2) and trusses (6), the trusses (6) are arranged in a plurality of groups, a lower reinforcement cage (4) is arranged at the top of the concrete bottom plate (2), an upper reinforcement cage (5) is arranged at the bottom of the concrete composite layer (8), the trusses (6) are I-shaped, the top of each truss (6) is connected with the corresponding upper reinforcement cage (5) in a binding manner, the bottom of each truss (6) is connected with the corresponding lower reinforcement cage (4) in a binding manner, and a plurality of groups of shear keys (11) are arranged between the corresponding upper reinforcement cage (5) and the corresponding lower reinforcement cage (4);

a steel wire reinforcing net layer (3) is arranged in the concrete bottom plate (2), and the steel wire reinforcing net layer (3) is formed by weaving steel wire warps (14) and steel wire wefts (15);

the lower surface of the concrete bottom plate (2) is provided with a fireproof coating (17);

the upper surface of the concrete bottom plate (2) is provided with connecting lugs (16), and the connecting lugs (16) are equidistantly distributed in multiple groups.

2. The ceramsite roof laminated slab according to claim 1, wherein: the cross section of shear key (11) is the ring, four upper grooves (12) have been seted up at the top of shear key (11), and four upper grooves (12) are circumference array distribution around the inner circle of shear key (11), four lower grooves (13) have been seted up to the bottom of shear key (11), and four lower grooves (13) are circumference array distribution around the inner circle of shear key (11).

3. A ceramsite roof laminate according to claim 2, characterized in that: the shear key (11) is connected to the upper reinforcement cage (5) through an upper groove (12) in a clamping mode, and the shear key (11) is connected to the lower reinforcement cage (4) through a lower groove (13) in a clamping mode.

4. The ceramsite roof laminated slab according to claim 1, wherein: and a sound insulation and heat preservation layer (7) is filled between the concrete bottom plate (2) and the concrete laminated layer (8).

5. A ceramsite roof laminate according to claim 3, characterized in that: the upper reinforcement cage (5) and the lower reinforcement cage (4) are formed by binding transverse reinforcement bars (9) and longitudinal reinforcement bars (10), and the transverse reinforcement bars (9) and the longitudinal reinforcement bars (10) are intersected at an angle of ninety degrees.