CN213143544U

CN213143544U - Prefabricated heat preservation integration coincide floor and prefabricated heat preservation integration coincide floor structure

Info

Publication number: CN213143544U
Application number: CN202021412682.4U
Authority: CN
Inventors: 刘丙强; 刘念界
Original assignee: Shanghai Shengkui Plastic Industry Co ltd
Current assignee: Shanghai Shengkui Plastic Industry Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-05-07
Anticipated expiration: 2030-07-17

Abstract

The utility model discloses a prefabricated heat preservation integrated composite floor slab and a prefabricated heat preservation integrated composite floor slab structure, wherein the prefabricated heat preservation integrated composite floor slab comprises a prefabricated concrete layer, transverse construction ribs and at least two truss reinforcing steel bars; the truss reinforcing steel bars are arranged in parallel at intervals, the bottoms of the truss reinforcing steel bars are embedded in the precast concrete layer, and the distance between the transverse construction ribs is not more than 600 mm; the transverse construction ribs are embedded in the precast concrete layer, and ribs do not appear on four sides of the precast heat-preservation integrated composite floor slab and are densely arranged. The prefabricated heat-insulation integrated composite floor slab structure comprises the prefabricated heat-insulation integrated composite floor slab. Utilize the utility model provides a problem that traditional floor stretches out the reinforcing bar and produces the collision can be solved to the structure, and prefabricated heat preservation integration coincide floor is the rib that can not go out on the four sides, and convenient construction can also realize the floor integration that keeps warm. Meanwhile, the thickness of the precast concrete layer is reduced, so that the self weight of the floor slab is reduced.

Description

Prefabricated heat preservation integration coincide floor and prefabricated heat preservation integration coincide floor structure

Technical Field

The utility model belongs to the technical field of the building engineering, especially, relate to a prefabricated heat preservation integration coincide floor and prefabricated heat preservation integration coincide floor structure.

Background

Currently, assembly type buildings are being vigorously popularized in China. When the traditional prefabricated composite floor slab is lapped with a beam, a reinforcing steel bar which is more than or equal to 5 times of diameter and at least reaches the central line of the beam needs to be extended, so that the problem of collision between the reinforcing steel bar extended from the prefabricated composite floor slab and a stirrup extended from the prefabricated composite beam can be caused during site construction, even if the problem of collision between the reinforcing steel bars is checked in the early design stage, the problem of collision between the reinforcing steel bars on site caused by untight arrangement of the reinforcing steel bars during omission or production is also avoided, so that the construction personnel are very inconvenient when the prefabricated composite floor slab is hoisted, and the construction efficiency is seriously influenced.

The existing method for constructing the composite floor with the heat insulation function generally comprises the steps of paving a heat insulation layer on the upper surface of the floor after the floor is poured, and then pouring a surface layer.

Therefore, the invention provides a novel prefabricated composite floor slab, which aims to solve the problems of low field installation efficiency of the existing fabricated concrete composite floor slab and the existing floor slab arrangement heat preservation, and the mechanical property of the novel prefabricated heat preservation integrated composite floor slab is not lower than that of a cast-in-place floor slab.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that exists when current coincide floor exists that on-the-spot installation effectiveness is low and existing floor arranges to keep warm, the utility model provides a prefabricated heat preservation integration coincide floor and prefabricated heat preservation integration coincide floor structure.

The utility model discloses a realize through following technical scheme:

a prefabricated heat-preservation integrated composite floor slab comprises a prefabricated concrete layer, transverse construction ribs and at least two truss reinforcing steel bars; the truss reinforcing steel bars are arranged in parallel at intervals, the bottoms of the truss reinforcing steel bars are embedded in the precast concrete layer, and the distance between the transverse construction ribs is not more than 600 mm; the transverse construction ribs are embedded in the precast concrete layer, and ribs do not appear on four sides of the precast heat-preservation integrated composite floor slab and are densely arranged.

Optionally, the thickness of the precast concrete layer is greater than or equal to 30 mm.

Optionally, the distance between any two adjacent truss steel bars is less than or equal to 200 mm.

Optionally, the prefabricated heat-preservation integrated composite floor slab further comprises a heat-preservation plate and a finish coat, the heat-preservation plate is connected with the prefabricated concrete layer through a reverse beating process, the heat-preservation plate is arranged at the bottom of the prefabricated concrete layer, one surface of the heat-preservation plate is in contact with the prefabricated concrete layer, and the other surface of the heat-preservation plate is in contact with the finish coat, so that a heat-preservation integrated system is formed.

Optionally, the thickness of the finishing layer is 3-5 mm.

Optionally, the prefabricated heat preservation integration coincide floor still includes a plurality of heat preservation connecting piece, the heat preservation connecting piece connect in the heated board with precast concrete layer.

The second aspect of the utility model provides a prefabricated heat preservation integration coincide floor structure, it includes as above prefabricated heat preservation integration coincide floor.

Optionally, the prefabricated heat-preservation integrated composite floor slab structure further comprises a cast-in-place concrete layer, and the cast-in-place concrete layer is arranged on the prefabricated heat-preservation integrated composite floor slab and connected with the prefabricated concrete layer and the truss steel bars.

The beneficial effects of the utility model reside in that: utilize the utility model provides a problem that traditional floor stretches out the reinforcing bar and produces the collision can be solved to the structure, and prefabricated heat preservation integration coincide floor is the rib that can not go out on the four sides, and convenient construction can also realize the floor integration that keeps warm. Meanwhile, the thickness of the precast concrete layer is reduced, so that the self weight of the floor slab is reduced.

Will the width of prefabricated heat preservation integration coincide floor sets up to 600mm ~ 1200mm, and the design can make the quality of prefabricated heat preservation integration coincide floor lighter like this, and unified size can make the standardization level improve, can make manufacturing cost reduce.

In addition, for the rigidity of further improving prefabricated heat preservation integration coincide floor, can reduce the interval of truss reinforcing bar, conventional coincide board interval is 600mm the utility model discloses well design is not more than 200 mm.

Drawings

Fig. 1 is the utility model discloses prefabricated heat preservation integration coincide floor's inner structure sketch map.

Fig. 2 is the utility model discloses prefabricated heat preservation integration coincide floor's schematic structure diagram.

Fig. 3 is the utility model discloses prefabricated heat preservation integration coincide floor's decomposition structure sketch map.

Fig. 4 is the utility model discloses the structural schematic diagram of prefabricated heat preservation integration coincide floor when using.

Fig. 5 is the utility model discloses the flow chart of prefabricated heat preservation integration coincide floor.

Detailed Description

The following description of the embodiments of the present invention will be described in more detail with reference to the drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but 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 "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the utility model discloses a prefabricated heat preservation integration coincide floor structure, this prefabricated heat preservation integration coincide floor structure includes prefabricated heat preservation integration coincide floor.

The prefabricated heat-preservation integrated composite floor slab structure comprises a prefabricated concrete layer 2, transverse construction ribs and at least two truss reinforcing steel bars 1; the truss steel bars 1 are arranged in parallel at intervals, the bottoms of the truss steel bars 1 are embedded in the precast concrete layers 2, and the distance between the transverse construction bars is not more than 600 mm; the transverse construction ribs are embedded in the precast concrete layer 2, and ribs do not appear on four sides of the precast heat-preservation integrated composite floor slab and are densely arranged. The prefabricated heat-preservation integrated composite floor slab is designed as a one-way plate.

Utilize the utility model provides a problem that traditional floor stretches out the reinforcing bar and produces the collision can be solved to the structure, and prefabricated heat preservation integration coincide floor is the rib that can not go out on the four sides, and convenient construction can also realize the floor integration that keeps warm. Meanwhile, the thickness of the precast concrete layer 2 is reduced, so that the self weight of the precast heat-preservation integrated composite floor slab is reduced.

The plane of the prefabricated heat-preservation integrated composite floor slab is perpendicular to the truss steel bars 1, and the width L1 in the extending direction is 600 mm. The width with prefabricated heat preservation integration coincide floor sets up to 600mm ~ 1200mm, and the design can make the quality of prefabricated heat preservation integration coincide floor lighter like this, and unified size can make the standardization level improve, can make manufacturing cost reduce. Ordinary concrete coincide floor thickness generally is not less than 60mm, for the prefabricated heat preservation integration coincide floor thickness of control monoblock, the utility model provides a 2 thickness on precast concrete layer reduce to 30mm, and precast concrete layer 2's thickness L2 is more than or equal to 30mm promptly, the effectual weight that has alleviateed.

In addition, in order to further improve the rigidity of the prefabricated heat-preservation integrated composite floor slab, the space between the truss steel bars 1 can be reduced, and the space between the conventional composite slabs is 600 mm; the utility model discloses in the design be not more than 200mm, the distance L3 between two arbitrary adjacent truss reinforcing bars 1 is less than or equal to 200mm promptly.

Prefabricated heat preservation integration coincide floor still includes heated board 3 and finish coat 4, and heated board 3 will be connected with precast concrete layer 2 through the technique of beating reversely, and heated board 3 arranges in precast concrete layer 2's bottom, and heated board 3's one side and precast concrete layer 2 contact, and heated board 3's another side and finish coat 4 contact form the heat preservation integration system.

The prefabricated heat-preservation integrated composite floor slab is characterized in that the heat-preservation plate 3 and the prefabricated heat-preservation integrated composite floor slab are manufactured together to form an integral heat-preservation system, and the thickness and the weight of the traditional heat-preservation floor slab are reduced. Wherein, the thickness L5 of the heat preservation plate 3 is 30mm, and the thickness L4 of the veneer layer 4 is 3-5 mm.

Prefabricated heat preservation integration coincide floor still includes a plurality of heat preservation connecting piece 5, and heat preservation connecting piece 5 is connected in heated board 3 and precast concrete layer 2. The connection strength between the heat-insulation plate 3 and the precast concrete layer 2 is effectively enhanced through the plurality of heat-insulation connecting pieces 5, and the safety and stability of the precast heat-insulation integrated composite floor slab are greatly improved.

As shown in fig. 4 and 5, the prefabricated heat-preservation integrated composite floor slab further comprises a cast-in-place concrete layer, and the cast-in-place concrete layer is arranged on the prefabricated heat-preservation integrated composite floor slab and connected with the prefabricated concrete layer 2 and the truss steel bars 1. And placing the rest end of the prefabricated heat-insulation integrated composite floor slab at a position to be constructed, then abutting against all the prefabricated heat-insulation integrated composite floor slabs in sequence, and finally pouring a cast-in-place concrete layer on the prefabricated heat-insulation integrated composite floor slab.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example" or "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. And the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. A prefabricated heat-preservation integrated composite floor slab is characterized by comprising a prefabricated concrete layer, transverse construction ribs and at least two truss reinforcing steel bars; the truss reinforcing steel bars are arranged in parallel at intervals, the bottoms of the truss reinforcing steel bars are embedded in the precast concrete layer, and the distance between the transverse construction ribs is not more than 600 mm; the transverse construction ribs are embedded in the precast concrete layer, and ribs do not appear on four sides of the precast heat-preservation integrated composite floor slab and are densely arranged.

2. The prefabricated heat-insulating integrated composite floor slab as claimed in claim 1, wherein the thickness of the precast concrete layer is greater than or equal to 30 mm.

3. A prefabricated heat-insulating integrated composite floor slab as claimed in claim 1, wherein the distance between any two adjacent truss reinforcing steel bars is less than or equal to 200 mm.

4. The prefabricated heat-preservation integrated composite floor slab as claimed in claim 1, wherein the prefabricated heat-preservation integrated composite floor slab further comprises a heat-preservation plate and a finish coat, the heat-preservation plate is connected with the prefabricated concrete layer through a reverse beating process, the heat-preservation plate is arranged at the bottom of the prefabricated concrete layer, one surface of the heat-preservation plate is in contact with the prefabricated concrete layer, and the other surface of the heat-preservation plate is in contact with the finish coat, so that a heat-preservation integrated system is formed.

5. A prefabricated heat-insulating integrated composite floor slab as claimed in claim 4, wherein the thickness of the facing layer is 3-5 mm.

6. The prefabricated heat-preservation integrated composite floor slab as claimed in claim 4, further comprising a plurality of heat-preservation connecting pieces, wherein the heat-preservation connecting pieces are connected to the heat-preservation plate and the prefabricated concrete layer.

7. A prefabricated heat-insulating integrated laminated floor structure, characterized in that it comprises a prefabricated heat-insulating integrated laminated floor according to any of claims 1-6.

8. The prefabricated heat-preservation integrated composite floor slab structure as claimed in claim 7, further comprising a cast-in-place concrete layer, wherein the cast-in-place concrete layer is arranged on the prefabricated heat-preservation integrated composite floor slab and connected with the prefabricated concrete layer and the truss steel bars.