CN219033725U - Thermal insulation sound insulation recycled concrete superposed hollow floor structure - Google Patents
Thermal insulation sound insulation recycled concrete superposed hollow floor structure Download PDFInfo
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- CN219033725U CN219033725U CN202223588437.0U CN202223588437U CN219033725U CN 219033725 U CN219033725 U CN 219033725U CN 202223588437 U CN202223588437 U CN 202223588437U CN 219033725 U CN219033725 U CN 219033725U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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Abstract
The utility model discloses a heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, wherein a cement mortar plastering layer is provided with a horizontal upper surface; the prefabricated hollow concrete slab is arranged on the horizontal upper surface, a hollow hole is formed in the prefabricated hollow concrete slab, and a glass wool layer is filled in the hollow hole; the cast-in-situ regenerated concrete slab is laid on the upper surface of the precast hollow concrete slab, and at least one truss steel bar is fixedly connected with the cast-in-situ regenerated concrete slab and the precast hollow concrete slab; the waterproof layer is arranged on the upper surface of the cast-in-situ recycled concrete slab; and the fine stone concrete leveling layer is arranged on the upper surface of the waterproof layer. The heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure is light, heat-insulating, stable and sound-insulating.
Description
Technical Field
The utility model relates to the technical field of comprehensive utilization of solid wastes and energy conservation of buildings, in particular to a heat-preservation sound-insulation recycled concrete laminated hollow floor slab structure.
Background
The recycled concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing with grading according to a certain proportion, partially or completely replacing natural aggregates such as sand and stone, and adding cement, water and the like. The recycled concrete has the advantages of low cost, green environmental protection and the like, but the prior art has the defects of poor heat preservation and sound insulation, insufficient stability and the like.
The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a heat-insulating sound-insulating recycled concrete superposed hollow floor slab structure, wherein a prefabricated hollow concrete slab and a cast-in-situ recycled concrete slab have good heat-insulating performance and lighter weight, and are convenient to transport and install, and glass wool is filled through hollow holes, so that the heat-insulating sound-insulating performance is improved, the building cost is reduced, the application of solid wastes in a building structure is promoted, the green sustainable development is realized, and the pollution is reduced.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model relates to a heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, which comprises the following components:
a cement mortar render layer having a horizontal upper surface;
the prefabricated hollow concrete slab is arranged on the horizontal upper surface, a hollow hole is formed in the prefabricated hollow concrete slab, and a glass wool layer is filled in the hollow hole;
a cast-in-situ regenerated concrete slab laid on the upper surface of the precast hollow concrete slab,
at least one truss reinforcement fixedly connected to the cast-in-situ recycled concrete slab and the precast hollow concrete slab;
the waterproof layer is arranged on the upper surface of the cast-in-situ recycled concrete slab;
and the fine stone concrete leveling layer is arranged on the upper surface of the waterproof layer.
In the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, a plurality of hollow holes are formed in the prefabricated hollow concrete slab along the length direction.
In the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the hollow holes extend perpendicular to the arrangement direction of the hollow holes.
In the heat-insulating sound-insulating recycled concrete superposed hollow floor slab structure, a plurality of hollow holes are equidistantly distributed in the prefabricated hollow concrete slab.
In the heat-insulating sound-insulating recycled concrete superposed hollow floor slab structure, one end of the truss steel bar is inserted into the precast hollow concrete slab, and the other end of the truss steel bar is inserted into the cast-in-situ recycled concrete slab in an inclined extending manner.
In the heat-insulating sound-insulating recycled concrete superposed hollow floor slab structure, the truss steel bars form a wavy structure between the prefabricated hollow concrete slab and the cast-in-situ recycled concrete slab.
In the heat-insulating sound-insulating recycled concrete superposed hollow floor slab structure, a plurality of truss steel bars and a plurality of hollow holes are alternately arranged at intervals.
In the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the distance between the hollow holes is 50mm.
In the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the thickness of the precast hollow concrete slab is 60mm, and the thickness of the cement mortar plastering layer is 2-3mm.
In the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the fine stone concrete leveling layer comprises pebbles with the particle size of 5-10mm.
In the technical scheme, the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure provided by the utility model has the following beneficial effects: the heat-insulating sound-insulating recycled concrete composite hollow floor slab structure ensures light and stable weight by utilizing truss steel bars and hollow holes, improves the heat-insulating sound-insulating performance of a wall body, reduces weight, is convenient to install, reduces building energy consumption, and simultaneously promotes the application of solid wastes in a building structure.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural view of a heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure according to an embodiment of the utility model.
FIG. 2 is a schematic l-l section view of the thermal insulation acoustical regenerative concrete composite hollow floor slab structure of FIG. 1 according to one embodiment of the utility model.
Fig. 3 is a schematic perspective view of a thermal insulation and sound insulation recycled concrete laminated hollow floor slab structure according to an embodiment of the utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, in one embodiment, in a thermal insulation and sound insulation recycled concrete composite hollow floor structure of the present utility model,
a cement mortar plaster layer 6 having a horizontal upper surface;
a precast hollow concrete slab 4 arranged on the horizontal upper surface, wherein a hollow hole 5 is arranged in the precast hollow concrete slab 4, and a glass wool layer is filled in the hollow hole 5;
a cast-in-situ recycled concrete slab 3 laid on the upper surface of the precast hollow concrete slab 4,
at least one truss reinforcement 7 fixedly connecting the cast-in-situ recycled concrete slab 3 and the precast hollow concrete slab 4;
a waterproof layer 2 arranged on the upper surface of the cast-in-situ recycled concrete slab 3;
a fine stone concrete leveling layer 1 which is arranged on the upper surface of the waterproof layer 2.
In the preferred embodiment of the heat-insulating and sound-insulating recycled concrete laminated hollow floor slab structure, the prefabricated hollow concrete slab 4 is provided with a plurality of hollow holes 5 arranged along the length direction inside the prefabricated hollow concrete slab.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the hollow holes 5 extend perpendicular to the arrangement direction.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, a plurality of hollow holes 5 are equidistantly distributed in the precast hollow concrete slab 4.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, one end of the truss steel bar 7 is inserted into the precast hollow concrete slab 4, and the other end is inserted into the cast-in-situ recycled concrete slab 3 in an inclined extending manner.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the truss steel bars 7 form a wave-shaped structure between the precast hollow concrete slab 4 and the cast-in-situ recycled concrete slab 3.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, a plurality of truss steel bars 7 and a plurality of hollow holes 5 are alternately arranged at intervals.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the distance between the hollow holes 5 is 50mm.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the thickness of the precast hollow concrete slab 4 is 60mm, and the thickness of the cement mortar plastering layer 6 is 2-3mm.
In the preferred embodiment of the heat-insulating sound-insulating recycled concrete laminated hollow floor slab structure, the fine stone concrete leveling layer 1 comprises pebbles with the particle size of 5-10mm.
In one embodiment, the heat-insulating sound-insulating recycled concrete superposed hollow floor slab structure comprises a fine stone concrete leveling layer 1, a waterproof layer 2 of polyurethane waterproof paint, a cast-in-situ recycled concrete slab 3, a prefabricated hollow concrete slab 4, a hollow hole 5, a cement mortar plastering layer 6 and truss steel bars 7; the lower side of the fine stone concrete leveling layer 1 is provided with a waterproof layer 2 of polyurethane waterproof coating, the lower side of the waterproof layer 2 of polyurethane waterproof coating is provided with a cast-in-situ recycled concrete slab 3, the lower side of the cast-in-situ recycled concrete slab 3 is provided with a precast hollow concrete slab 4, and the lower side of the precast hollow concrete slab 4 is provided with a cement mortar plastering layer 6; the hollow hole 5 is arranged in the precast hollow concrete slab 4; the truss steel bars 7 are arranged in the cast-in-situ recycled concrete slab 3 and the precast hollow concrete slab 4 and are used for playing a drawknot role. The fine stone concrete leveling layer 1 adopts pebbles as coarse aggregate, and the grain size is 5-10mm.
In one embodiment, the cast-in-situ recycled concrete slab 3 has a coarse aggregate part replaced by recycled aggregate with a substitution rate of 50%. The fine aggregate of the precast hollow concrete slab 4 adopts expanded perlite sand, the heat conductivity coefficient is 0.0245-0.048W/(m.k), and the thickness is 60mm. The inside of the hollow hole 5 is filled with glass wool, the sound absorption coefficient is 0.85 at the sound frequency of 1000HZ, and the space between the hollow holes is 50mm. In one embodiment, the hollow holes are filled with an insulating layer of modified polypropylene, and the thermal conductivity is 0.030-0.040W/(m.k). The cement mortar plastering layer 6 is prepared from sulphoaluminate cement, and the thickness of the cement mortar plastering layer is 2-3mm.
Finally, it should be noted that: the described embodiments are intended to be illustrative of only some, but not all, of the embodiments disclosed herein and, based on the embodiments disclosed herein, all other embodiments that may be made by those skilled in the art without the benefit of the teachings herein are intended to be within the scope of this application.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The utility model provides a thermal insulation sound insulation recycled concrete coincide hollow floor structure which characterized in that, it includes:
a cement mortar render layer having a horizontal upper surface;
the prefabricated hollow concrete slab is arranged on the horizontal upper surface, a hollow hole is formed in the prefabricated hollow concrete slab, and a glass wool layer is filled in the hollow hole;
a cast-in-situ regenerated concrete slab laid on the upper surface of the precast hollow concrete slab,
at least one truss reinforcement fixedly connected to the cast-in-situ recycled concrete slab and the precast hollow concrete slab;
the waterproof layer is arranged on the upper surface of the cast-in-situ recycled concrete slab;
and the fine stone concrete leveling layer is arranged on the upper surface of the waterproof layer.
2. The heat-insulating and sound-insulating recycled concrete composite hollow floor structure according to claim 1, wherein the precast hollow concrete slab is provided with a plurality of hollow holes arranged in the longitudinal direction inside the precast hollow concrete slab.
3. A heat-insulating and sound-insulating recycled concrete composite hollow floor structure according to claim 2, wherein the hollow holes extend perpendicular to the arrangement direction thereof.
4. The heat-insulating and sound-insulating recycled concrete composite hollow floor structure according to claim 2, wherein a plurality of hollow holes are equidistantly distributed inside the precast hollow concrete slab.
5. A heat and sound insulating recycled concrete composite hollow floor structure according to claim 1, wherein one end of the truss reinforcement is inserted into the precast hollow concrete slab, and the other end is inserted into the cast-in-situ recycled concrete slab in an inclined extending manner.
6. A heat and sound insulating recycled concrete composite hollow floor structure according to claim 1, wherein the truss reinforcement forms a wave-shaped structure between the precast hollow concrete slab and the cast-in-place recycled concrete slab.
7. A heat and sound insulating recycled concrete composite hollow floor structure according to claim 1, wherein a plurality of said truss steel bars and a plurality of hollow holes are alternately arranged at intervals.
8. The heat-insulating sound-insulating recycled concrete composite hollow floor structure according to claim 1, wherein the distance between the hollow holes is 50mm.
9. The heat-insulating sound-insulating recycled concrete composite hollow floor structure according to claim 1, wherein the thickness of the precast hollow concrete slab is 60mm, and the thickness of the cement mortar plastering layer is 2-3mm.
10. The heat-insulating sound-insulating recycled concrete composite hollow floor structure according to claim 1, wherein the fine stone concrete leveling layer comprises pebbles with the particle size of 5-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223588437.0U CN219033725U (en) | 2022-12-31 | 2022-12-31 | Thermal insulation sound insulation recycled concrete superposed hollow floor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223588437.0U CN219033725U (en) | 2022-12-31 | 2022-12-31 | Thermal insulation sound insulation recycled concrete superposed hollow floor structure |
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| Publication Number | Publication Date |
|---|---|
| CN219033725U true CN219033725U (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223588437.0U Active CN219033725U (en) | 2022-12-31 | 2022-12-31 | Thermal insulation sound insulation recycled concrete superposed hollow floor structure |
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| CN (1) | CN219033725U (en) |
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- 2022-12-31 CN CN202223588437.0U patent/CN219033725U/en active Active
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