CN214614883U

CN214614883U - Assembled floor heat-preservation sound-insulation integrated plate

Info

Publication number: CN214614883U
Application number: CN202022517589.6U
Authority: CN
Inventors: 王宪辉
Original assignee: Nanjing Huiteng Building Energy Conservation Technology Co ltd
Current assignee: Nanjing Huiteng Building Energy Conservation Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-11-05
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses an assembled building ground heat preservation sound insulation integration board, including the prefabricated plate, the prefabricated plate includes protection surface course and functional layer, and functional layer part or whole have elasticity, and its balance leveling effect about being similar to the spring cooperates fixing device adjustment roughness, and protection surface course, functional layer pass through fixing device and link to each other with the floor. The functional layer is one or more of a sound insulation layer or a heat insulation layer. The heat-insulating layer is one or more of graphite polystyrene board, extruded sheet, phenolic aldehyde heat-insulating board, rock wool board, foamed ceramic board, polyurethane and cement foamed board. The utility model discloses the leveling is convenient, practices thrift the cost of labor, and the efficiency of construction is high, can satisfy residential building's heat preservation sound insulation operation requirement.

Description

Assembled floor heat-preservation sound-insulation integrated plate

Technical Field

The utility model relates to an integration board specifically is an assembled building ground heat preservation sound insulation integration board.

Background

With the advancement of housing industrialization, the fabricated structure is more and more emphasized due to the characteristics of industrial production, standardized manufacture, short construction period, good earthquake resistance and the like. The existing floating floor slab also adopts an assembled prefabricated structure, and meets certain sound insulation and heat preservation requirements. In the existing actual laying, two methods are mainly used for laying.

The first prefabricated structure sequentially comprises a protection surface layer, a heat insulation layer and a sound insulation layer, and the sound insulation layer at the bottom of the prefabricated structure is fixedly connected with a floor slab through bonding mortar or dry-mixed mortar. However, the construction difficulty is high, the construction speed is slow, the requirement on flatness is high, namely, the requirement on workers is high, the labor cost is high, the floor tile is difficult to popularize and apply, the labor cannot be effectively reduced, and the requirement of an assembly type cannot be met.

The second is that prefabricated construction includes protection surface course, heat preservation, sound insulation layer in proper order, and protection surface course bottom links firmly with the floor through positioning and leveling bolt, and positioning and leveling bolt sets up in the both sides of sound insulation layer and heat preservation, in the actual construction use, discovers following several problems: (1) the positioning leveling bolt needs overhead treatment and occupies a floor height; (2) the positioning and leveling bolt needs to have higher supporting force, the protective surface layer needs to have higher strength, the manufacturing cost is higher, and the positioning and leveling bolt is not economical and practical; (3) the positioning leveling bolts need large concentration force, the sound insulation layer and the heat insulation layer cannot be arranged on the upper sides of the positioning leveling bolts, otherwise, the positioning leveling bolts are easy to flatten to cause deformation, the positioning leveling bolts are arranged on the two sides of the sound insulation layer and the heat insulation layer to easily generate sound bridges and cold bridges, and even if the heat insulation layer is additionally arranged on the outer sides of the positioning leveling bolts, the cold bridge problem still exists. According to the method, the protective layer is rigidly supported by the leveling bolts, and the protective layer receives sound wave vibration and directly transmits the sound wave vibration to the floor slab through the leveling bolts, so that an acoustic bridge phenomenon is generated.

SUMMERY OF THE UTILITY MODEL

The purpose of the invention is as follows: in order to overcome the defects in the prior art, the utility model aims to provide an assembly type floor heat preservation and sound insulation integrated plate with convenient leveling and reduced thickness.

The technical scheme is as follows: assembled building ground heat preservation sound insulation integration board, including the prefabricated plate, the prefabricated plate includes protection surface course, functional layer and fixing device, functional layer part or whole have elasticity, play the balance layer about, about being similar to the spring, cooperation fixing device adjustment roughness, fixing device passes protection surface course, functional layer in proper order, links to each other with the floor.

The functional layer is one or more of a sound insulation layer or a heat insulation layer. The heat-insulating layer is one or more of a graphite polystyrene board, a polystyrene board, an extruded sheet, a phenolic aldehyde heat-insulating board, a rock wool board, a foamed ceramic board, a polyurethane board and a cement foamed board. The sound insulation layer is made of one or more of electronic cross-linked polyethylene, polyurethane, rubber, polyester fiber and damping sound insulation mortar and a composite material taking the one or more of electronic cross-linked polyethylene, polyurethane, rubber, polyester fiber and damping sound insulation mortar as a matrix. Preferably, the sound insulation layer is one or more of an electronic cross-linked polyethylene sound insulation pad, a microporous polyethylene composite sound insulation pad, a polyurethane rubber sound insulation and vibration reduction pad, a cross-linked polyethylene composite graphite polystyrene sound insulation and heat preservation pad, a cross-linked polyethylene composite extruded polystyrene sound insulation and heat preservation pad, a cross-linked polyethylene composite polyurethane sound insulation and heat preservation pad, a cross-linked polyethylene composite aluminum foil sound insulation and heat preservation pad and a polyester fiber composite rubber sound insulation and heat preservation pad material. The sound insulation layer has the effect of balancing layer to assist in leveling. The surface of the protection surface layer, the sound insulation layer or the heat insulation layer is provided with bulges or grooves, so that water heating and electric heating wires can be conveniently arranged. And paving a finishing coat on the surface of the protection surface layer.

The protective surface layer is made by compounding a cementing material and an aggregate. The protective surface layer can be formed by compounding one or two of a calcium silicate board, a fiber cement board, a cement pressure board, a gypsum board and the like, and can also be made of cement mortar or concrete. The surface of the protective surface layer is provided with a bulge or a terrazzo.

The fixing device is a leveling anchor bolt, a positioning anchor bolt, a heat preservation nail, a pull nail or a screw. A plurality of leveling anchor bolts are uniformly arranged on the precast slab at intervals. The fixing anchor bolt has a leveling function when being fixed, and the anchor bolt depth is determined according to the flatness requirement. The fixing device comprises a gasket, the prefabricated plates are formed by splicing a plurality of prefabricated plates, the gasket is arranged at the joint of the prefabricated plates and can press the prefabricated plates to enable the prefabricated plates to be in the same plane, and the gasket is fixed to the floor through an anchor bolt. The gasket can be a prototype, a pentagram, a rectangle and the like, a hole can be arranged in the middle of the gasket, and an anchor bolt penetrates through the gasket through the hole to fix the gasket on the protective layer.

The size of the prefabricated plate is 300 × 300-800 × 800mm²Or 3, too00*1200mm²、600*1200mm². The construction method of the assembled floor heat-preservation sound-insulation integrated plate comprises the following steps: and leveling the floor slab by adopting foamed cement, mortar or self-leveling mortar, laying the precast slab, and leveling and fixing by using an adjusting anchor bolt. And a plurality of prefabricated plates are spliced together, so that the laying of the whole heat-insulating and sound-insulating layer can be completed.

The working principle is as follows: the leveling error of the floor slab is generally required to be 3-5 mm, the thickness of the elastic sound insulation layer is controlled by preferably selecting the leveling anchor bolt through the fixing device, and the elastic sound insulation layer is similar to a spring and plays a role of a balance layer, so that the surface height is consistent. The fixing device can control the surface to be consistent in height and not to move upwards, so that the functional layer can be ensured to have certain elasticity (downwards pressing), and the elasticity is ensured, namely, the sound insulation effect is ensured. The outer side of the fixing device is provided with plastic, so that the cold bridge phenomenon can be avoided.

Has the advantages that: compared with the prior art, the utility model, have following characteristics: the leveling is convenient, the labor cost is saved, the construction efficiency is high, and the method is suitable for popularization and application; the problems of sound bridges and cold bridges can not be caused, and the heat preservation and sound insulation use requirements of residential buildings can be met.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partially enlarged view of the prefabricated panel 1 of the present invention;

fig. 3 is a first plan view of the protective cover 11 of the present invention;

fig. 4 is a second plan view of the protective surface layer 11 of the present invention.

Detailed Description

The directions shown in the drawings of the specification are up, down, left and right.

Example 1

Referring to fig. 1, a plurality of prefabricated panels 1 are spliced together, a fixing device 3 is a leveling anchor, and the prefabricated panels 1 are fixed on a floor slab 2 through the leveling anchor.

As shown in fig. 2, the prefabricated panel 1 is prefabricated by a factory, and the functional layer 12 includes a sound-insulating layer 121 and a heat-insulating layer 122. The protective surface layer 11, the sound insulation layer 121 and the heat insulation layer 122 are fixedly connected in sequence from top to bottom. The prefabricated panels 1 are typically 300X 300mm in size²，400×400mm²，500×500mm²，600×600mm²，700×700mm²，800×800mm²Or 300X 600mm²，300×1200mm²And the like. The thickness of the protective surface layer 11 is 5-50 mm, the material is made by compounding a cementing material (cement, gypsum and the like) and aggregate (sand stone, light sand, light aggregate and the like), and the protective surface layer has certain strength and plays a role in protecting a functional layer; the protective surface layer 11 may be formed by one or two of a calcium silicate board, a fiber cement board, a cement pressure board, a gypsum board, and the like, or may be formed by cement mortar or concrete. The insulating layer 122 is made of one or more of graphite polystyrene board, extruded board, rock wool board, polyurethane board, foamed ceramic board and cement foamed board. The sound insulation layer 121 is made of one or more of electron cross-linked polyethylene, polyurethane, rubber, polyester fiber, and damping sound insulation mortar. Further, the leveling anchor bolts are heat-preservation nails or screws and are uniformly arranged on the precast slab 1 at intervals. 300X 300mm²，400×400mm²，500×500mm²，600×600mm²，700×700mm²，800×800mm²Or 300X 600mm²，300×1200mm²，600*1200mm²And the like.

As shown in FIGS. 3-4, the upper surface of the protective surface layer 11 has a protrusion or a groove for conveniently installing a ground heating pipe. The raised or recessed part is used for conveniently positioning the floor heating water pipe. The protective surface layer 11 can be combined with a decorative surface layer to be made into terrazzo which is compounded with decorative layers such as ceramic tiles and the like to meet other use requirements.

The general heat insulating material has a certain sound insulating effect, and the sound insulating material also has a certain heat insulating effect, so that the heat insulating layer 122 and the sound insulating layer 121 can be combined into one material. Therefore, the heat-insulating and sound-insulating layer can be made of materials with heat-insulating and sound-insulating effects, such as a graphite polystyrene board, a microporous polyethylene composite sound-insulating pad, an electronic cross-linked polyethylene sound-insulating pad, a polyurethane rubber sound-insulating and shock-absorbing pad, a cross-linked polyethylene composite graphite polystyrene sound-insulating pad, a cross-linked polyethylene composite extruded polystyrene sound-insulating pad, a cross-linked polyethylene composite polyurethane sound-insulating and heat-insulating pad, a cross-linked polyethylene composite aluminum foil sound-insulating and heat-insulating pad, a polyester fiber composite rubber sound-insulating pad and the like. For the floor with the requirement of sound insulation, the heat insulation layer 122 can be eliminated, and only the sound insulation layer 121 is selected.

A calcium silicate plate with the thickness of 1cm is selected as a protective surface layer 11, a crosslinked polyethylene composite extruded polystyrene sound insulation heat preservation cushion with the thickness of 2cm is selected as a functional layer 12, an expansion bolt is adopted as a fixing device 3 and is fixed on a concrete floor slab 2 with the thickness of 120cm, the weighted air sound insulation quantity is 56dB, the weighted normalized impact sound pressure level is 58dB, and the heat transfer coefficient is 1.17W/(m²·K)。

Example 2

A plurality of splices of prefabricated plate 1 are in the same place, and fixing device 3 is positioning anchor or set screw, and even interval sets up on prefabricated plate 1, and prefabricated plate 1 passes through positioning anchor or set screw to be fixed on floor 2. The positioning screw can be a screw with fixing function such as a metal expansion screw, a plastic expansion screw, an expansion bolt, a straight nail, a self-tapping screw, a shooting nail and the like.

The prefabricated panel 1 is prefabricated by a factory and the functional layer 12 includes an insulating layer 122. The protective surface layer 11 and the heat insulating layer 122 are fixedly connected from top to bottom in sequence, and grooves are formed in the surface of the heat insulating layer 122 and used for laying water heating pipes or electric heating pipes. The prefabricated panels 1 are typically 300X 300mm in size²，400×400mm²，500×500mm²，600×600mm²，700×700mm²，800×800mm²Or 300X 600mm²，300×1200mm²，600*1200mm²And the like. The thickness of the protective surface layer 11 is 5-50 mm, the material is made of cementing materials (cement, gypsum and the like) and aggregates (sand, light aggregates and the like) in a composite mode, and the protective surface layer has certain strength and plays a role in protecting a sound insulation layer; or made of cement mortar or concrete. The insulating layer 122 is made of one or more of graphite polystyrene board, extruded board, rock wool board, polyurethane board, foamed ceramic board and cement foamed board.

Selecting 1cm thick calcium silicate board as protective surface layer 11, 2cm thick extruded polystyrene board as heat-insulating layer 122, 5mm thick crosslinked polyethylene sound-insulating pad as sound-insulating layer 121, adopting expansion bolt as fixing device 3, fixing on 120cm thick concrete floor 2, and its weighting is nullThe gas sound insulation amount is 57dB, the weighted normalized impact sound pressure level is 59dB, and the heat transfer coefficient is 1.07W/(m)²K). A plurality of prefabricated plates 1 are spliced together, the spliced joints are connected by gaskets, and anchor bolts penetrate through the gaskets and are fixed on the floor slab 2.

The positioning anchor bolt or the positioning screw in the embodiment can be replaced by a leveling anchor bolt, a heat preservation nail or a pull nail.

Claims

1. The utility model provides an assembled building ground heat preservation sound insulation integration board, includes prefabricated plate (1), its characterized in that: the prefabricated plate (1) comprises a protective surface layer (11) and a functional layer (12), the functional layer (12) is elastic partially or integrally, and the protective surface layer (11) and the functional layer (12) are connected with the floor slab (2) through a fixing device (3).

2. The fabricated floor-ground heat-insulation sound-insulation integrated plate as claimed in claim 1, wherein: the functional layer (12) is one or more of a sound insulation layer (121) or a heat insulation layer (122).

3. The assembled floor heat-preservation sound-insulation integrated plate as claimed in claim 2, wherein: the heat insulation layer (122) is one or more of a graphite polystyrene board, a polystyrene board, an extruded sheet, a phenolic aldehyde heat insulation board, a rock wool board, a foamed ceramic board, polyurethane and a cement foamed board.

4. The assembled floor heat-preservation sound-insulation integrated plate as claimed in claim 2, wherein: and bulges or grooves for laying pipelines are arranged on the surfaces of the protective surface layer (11), the sound insulation layer (121) or the heat insulation layer (122).

5. The fabricated floor-ground heat-insulation sound-insulation integrated plate as claimed in claim 1, wherein: the fixing device (3) is a leveling anchor bolt, a positioning anchor bolt, a heat-preservation nail, a pull nail or a screw.

6. The fabricated floor-ground heat-insulation sound-insulation integrated plate as claimed in claim 1, wherein: a plurality of fixing devices (3) are uniformly arranged on the precast slab (1) at intervals, and the fixing devices (3) comprise gaskets.