CN219431232U

CN219431232U - Indoor top surface suspension sound insulation structure

Info

Publication number: CN219431232U
Application number: CN202320628854.9U
Authority: CN
Inventors: 朱燕
Original assignee: Dong Yi Ri Sheng Home Decoration Group Co ltd
Current assignee: Dong Yi Ri Sheng Home Decoration Group Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-07-28
Anticipated expiration: 2033-03-28

Abstract

The utility model relates to the technical field of interior decoration, in particular to an indoor top surface suspension sound insulation structure, which adopts a suspension damping frame structure to furthest reduce the structure conduction problem of vibration noise caused by floor walking and the like of an upper structure, and comprises a plurality of side bearing keels connected with one side of a building structure plate, wherein a plurality of suspension bearing keels are lapped between the side bearing keels on two sides, the lower sides of the suspension bearing keels are connected with a plurality of lower rows of connecting keels at intervals, a multi-layer sound absorption cotton is arranged between the suspension bearing keels and the top surface of the building structure plate and between the suspension bearing keels and the lower rows of connecting keels, a composite sound insulation layer is arranged on the lower side of the lower rows of connecting keels, a facing layer is arranged on the lower end surface of the composite sound insulation layer, and the whole frame has the performance advantages of light weight, shock resistance, deflection resistance and deformation resistance on the basis of meeting the structure bearing strength; the composite sound-absorbing cotton material realizes the conduction and absorption effects on noise, and the composite sound-insulating layer is arranged to realize the requirement of wholly isolating noise.

Description

Indoor top surface suspension sound insulation structure

Technical Field

The utility model relates to the technical field of interior decoration, in particular to an indoor top surface suspension sound insulation structure.

Background

The main sources of the existing indoor noise pollution are the motion walking and environmental sound (television, noise and the like) pollution among floors, and the technical route of the noise pollution treatment is still the traditional ground cushion thickening, overhead and other treatment means until now, and the mode is in a rigid structural form, so that the floor height with larger consumption is required, the floor cannot be used in the existing building in a pushing way (the building cannot be transformed), and the noise reduction target is difficult to realize.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an indoor top surface suspension sound insulation structure, which adopts a suspension damping frame structure to furthest reduce the structure conduction problem of vibration noise caused by floor slab walking and the like of a superstructure; and then the environment noise under the conduction of the structural board body is effectively treated and processed by the multi-layer sound absorption and multi-layer sound insulation filling and cover surface structure, and the problem of noise pollution between floors is effectively solved by the composite mode of the structure vibration absorption and noise elimination.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

the utility model discloses an indoor top surface suspension sound insulation structure, which comprises a plurality of side bearing keels connected with one side of a building structure plate, wherein a plurality of suspension bearing keels are lapped between the side bearing keels on two sides, the lower sides of the suspension bearing keels are connected with a plurality of lower rows of connecting keels at intervals, double-layer sound absorption cotton is arranged between the suspension bearing keels and the top surface of the building structure plate and between the suspension bearing keels and the lower rows of connecting keels, a composite sound insulation layer is arranged on the lower side of the lower rows of connecting keels, and a facing layer is arranged on the lower end surface of the composite sound insulation layer.

In a possible embodiment, the edge bearing keels are formed by connecting angle steel with one side of a building structural plate in an epoxy bar planting mode, and the fixed distance of the angle steel is not more than 600mm.

In a possible embodiment, an elastic shock pad is arranged between the edge bearing keel and the suspension bearing keel.

In a possible embodiment, the lower row of connection keels has a U-shaped configuration.

In a possible embodiment, the multi-layer sound absorbing cotton comprises a glass fiber cotton felt sound absorbing layer arranged between the suspended bearing keels and the top surface of the building structural board and a polyester fiber board sound absorbing layer arranged between the suspended bearing keels and the lower row of connecting keels.

In one possible embodiment, the composite insulation layer comprises a first insulation blanket laid horizontally on the lower end of the lower row of connecting runners.

In a possible embodiment, the composite sound insulation layer further comprises a sound insulation plate horizontally paved on the lower end face of the first sound insulation felt, and the sound insulation plate is fixedly connected with the lower row of connection keels.

In a possible embodiment, the composite sound insulation layer further comprises a second sound insulation felt horizontally laid on the lower end surface of the sound insulation panel.

In a possible embodiment, the composite sound insulation layer further includes a barrier film horizontally laid on the lower end surface of the second sound insulation felt.

In a possible embodiment, the composite sound insulation layer further comprises a cover panel horizontally laid on the lower end face of the isolation film, and the cover panel is fixedly connected with the lower row of connection keels.

Compared with the prior art, the utility model has the beneficial effects that:

1. the whole structure and the wall surface of the building base layer are all of flexible connection structure, the frame structure is not connected with the structural top plate, and the frame structure and the side edges are of elastic lap joint structure design, so that noise transmission caused by structural vibration of the top and the wall plates is effectively reduced; the keel frame material and the structural design further reduce vibration conduction, and the integral frame has the performance advantages of light weight, shock resistance, flex resistance and deformation resistance on the basis of meeting the structural bearing strength; the space in the frame is filled with a multi-layer sound-absorbing cotton material to realize the conduction and absorption effects on noise, and the composite sound-insulating layer is arranged to realize the requirement of wholly isolating noise.

2. The overall thickness of the overall structure is about 160mm, is basically consistent with the thickness of a traditional suspended ceiling system, and can reduce space occupation to the greatest extent on the basis of noise reduction.

3. The materials adopted by the structure and the EPDM rubber-based synthetic polymer environment-friendly sound-proof felt meet the control standard of related indoor air pollutants, and the isolation film is particularly arranged, so that the dust, moisture and mildew influence of a multi-layer system is effectively isolated, and the whole life cycle of the system is environment-friendly and nontoxic.

4. The structure of the utility model adopts a suspension structure design, and the design and installation space is not limited by the top plates which are difficult to connect, such as hollow floorslab, wooden floorslab, composite floorslab, and the like, thus being particularly suitable for old existing houses with noise trouble.

5. The whole structure adopts an assembled structure, can be rapidly installed under the decorated or unfinished condition, and has the characteristics of short construction period, small influence of environmental use and the like.

Drawings

FIG. 1 is a schematic view of the structure of an indoor ceiling suspension sound insulation construction according to an embodiment of the present utility model;

reference numerals: 1-building structural panel: 2-side bearing keel: 3-elastic shock pad: 4-suspending bearing keel: 5-lower row connection keels: 6-multi-layer sound absorbing cotton: 7-sound insulation felt: 8-acoustic panel: 9-second sound-deadening felt: 10-release film: 11-cover panel: 12-a finishing layer.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1, the structure and the manufacturing method of the suspended sound insulation structure for the indoor top surface according to the embodiment of the utility model are described in detail as follows:

the building structure plate 1 is a basic original building structure floor slab and a wallboard, and the floor slab is in the form of cast-in-place concrete or precast slabs and other materials; the wallboard is material forms such as brick, cast in situ concrete, and a plurality of limit bearing joists 2 are connected respectively to building structure board 1's both sides, and the wall body basic unit is firm, guarantees that it is connected reliably with limit bearing joists 2, ensures overall structure's basic unit intensity level.

The limit bears fossil fragments 2 and sets up for guaranteeing the bearing foundation of whole suspension shock-absorbing structure frame, and specifically, this embodiment limit bears fossil fragments 2 and selects Q235 b's hot-galvanize 600mm angle steel, adopts epoxy to plant the muscle mode to be connected with former building structure wall, and fixed interval is not more than 600mm, guarantees whole bearing structure basic unit intensity quality level.

The two sides of the side bearing keels 2 are lapped with a plurality of suspension bearing keels 4, the suspension bearing keels 4 are arranged for bearing and damping of a suspension damping structure frame, based on the design requirement of integral damping, on the basis of meeting the bearing requirement, different from the traditional scheme, the suspension bearing keels 4 are processed by Chinese northeast Korean pine (carbonization) or imported Albizia falcataria Mahaws albizia wood, the wood is selected and used through experiments, the characteristics of difficult deformation, proper density, good toughness and the like are achieved in performance, the room specification of a house is usually about 5 x 5m, the specification of the suspension bearing keels 4 is preferably 120 x 120mm, the room specification is different, the specification of the keels can also be adjusted, the surface of the suspension bearing keels 4 is coated with fireproof paint, the distance between the keels is preferably 700mm, the distance between the keels is preferably 30mm, the keels are not connected with the top surface, the two sides of the side bearing keels 2 are lapped on the elastic damping pad 3, the lapping depth of the two sides is not less than 50mm, the installation is horizontal, if the lapping problem exists, and fine leveling can be achieved by gluing the gasket.

The elastic shock pad 3 is arranged between the edge bearing keel 2 and the suspension bearing keel 4, the elastic shock pad 3 is arranged on an elastic connection base layer of the edge bearing keel 2 and the suspension bearing keel 4, the elastic shock pad 3 plays a role in shock absorption transition from the rigid body edge bearing keel 2 to the suspension bearing keel 4, in particular, the elastic shock pad 3 can be made of ethylene propylene diene monomer rubber, the thickness is preferably 3mm, the elastic shock pad 3 is adhered on the inner side of an angle steel plane, the contact area is more than 50mm on two sides of the suspension bearing keel 4, the adhesive is smooth and bubble-free, the elastic shock pad 3 can be arranged in a dot shape, and the whole full adhesion is not needed.

The lower side of the suspension bearing keel 4 is connected with a plurality of lower-row connecting keels 5 at intervals, the lower-row connecting keels 5 are arranged for stabilizing the suspension bearing keel 4 and installing and fixing a base layer with a composite sound absorption cotton 6 and a composite sound insulation layer structure, in particular, the lower-row connecting keels 5 are made of 50 light steel keels and are in U-shaped structures, the installation interval is preferably not more than 300mm, the lower-row connecting keels 5 at the end parts are 5mm away from the edge of the side bearing keel 2, and 50-side keel closing-in can be used; the lower row of connection keels 5 are connected with the suspension bearing keels 4 and can use corner brackets and screw two-side fixing structures, and the integral frame can strengthen the torsion resistance and deformation resistance of the suspension bearing keels 4 and integrally form a suspension shock-absorbing structure frame.

The method comprises the steps that a multi-layer sound absorbing cotton 6 is arranged between a suspension bearing keel 4 and the top surface of a building structural plate 1 and between the suspension bearing keel 4 and a lower row of connection keels 5, a filled multi-layer sound absorbing material is used for absorbing noise, preferably, a glass fiber cotton felt sound absorbing layer is arranged between the suspension bearing keel 4 and the top surface of the building structural plate 1, specifically, the material is selected from 24kg/m3 volume weight standard, the thickness is 50mm, the outer surface is wrapped and protected by glass fiber cloth, and the whole material is horizontally lapped on the upper part of the suspension bearing keel 4 when being erected along with the suspension bearing keel 4 and is installed in the direction perpendicular to the suspension bearing keel 4; because of the light and soft characteristics (no vibration conduction) of the glass fiber cotton felt material, the top space can be effectively filled without a seam, and the glass fiber cotton felt can be naturally lapped; the polyester fiber board sound absorption layer is arranged between the suspension bearing keel 4 and the lower connecting keel 5, specifically, 50kg/m3 volume weight standard is selected as the material, the thickness is 80mm, the polyester fiber sound absorption board is uniformly and tightly arranged on the upper layer of the lower connecting keel 5, foam bars are used for filling the wall edge positions, a cloth-based adhesive tape is used for bonding treatment on the surface joints, and the larger gaps or the fixation can be compacted by using silicone structural sealant.

The composite sound insulation layer is arranged on the lower side of the lower connecting keel 5 to meet the requirement of overall noise isolation, the composite sound insulation layer preferably comprises a first sound insulation felt 7 horizontally paved at the lower end of the lower connecting keel 5, the first sound insulation felt 7 can be made of EPDM rubber-based synthetic polymer environment-friendly sound insulation materials with the thickness of 3mm, the materials are arranged horizontally on the lower connecting keel 5 (the vertical installation can cause inconsistent thickness of a connecting surface), the lap joint width is not less than 150mm, the connection is preferably finished by adopting a mode of silicone structural sealant bonding in advance or butyl adhesive tape bonding, and the distance from the wall surface is preferably 2mm; the lower end surface of the sound insulation felt 7 is horizontally paved with a sound insulation plate 8, the material of the sound insulation plate 8 can be selected from high-density calcium silicate plates, the thickness of the sound insulation plate can be 6mm, and the sound insulation plate 8 is installed and fixed by using self-tapping screws perpendicular to the staggered joint of the lower connecting keels 5; more specifically, the gap between the plates can be 3mm, the distance from the wall can be 5mm, and the plates are compacted by using silicone structural sealant; a second sound-proof felt 9 is horizontally paved on the lower end surface of the sound-proof plate 8, the material of the second sound-proof felt 9 is consistent with that of the first sound-proof felt 7, and the second sound-proof felt 9 is adhered to the surface of the sound-proof plate 8 by using sealant; the second sound-proof felt 9 should be closely sewed and fully paved, the distance between the felt and the wall can be 5mm, and the gaps between the felt and the wall are closely compacted by using silicone structural sealant; the lower end surface of the second sound-proof felt 9 is horizontally paved with a separation film 10, and the separation film 10 can be a polyethylene dampproof film, for example, so that dust, moisture and service life of a multilayer system are enhanced to a certain extent; the lower end surface of the isolating membrane 10 is horizontally paved with a cover plate 11, the material of the cover plate 11 can be fireproof gypsum board, the thickness of the cover plate can be 12mm, and the cover plate can be installed and fixed by using self-tapping screws perpendicular to the staggered joint of the lower connecting keels 5; more specifically, the gap between the plates can be 3mm, the distance from the plates to the wall can be 5mm, the matched caulking material is used for surface treatment such as embedding, cracking resistance and the like, and the wall surface corner is compacted by using silicone structural sealant.

The lower end face of the composite sound insulation layer is provided with the facing layer 12, the facing layer 12 is arranged for indoor top surface decoration, the manufacturing of the composite sound insulation layer is carried out by adopting the conventional operation in the prior art, the joint of the top surface and the wall surface can be cracked by adopting a caulking paper tape, and the surface can be coated with putty, paint and the like for decoration treatment.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides an indoor top surface suspension sound insulation structure, its characterized in that, including a plurality of limit that are connected with building structure board (1) one side bear fossil fragments (2), the limit of both sides bear and have a plurality of suspension to bear fossil fragments (4) between fossil fragments (2), and the downside interval connection of suspension to bear fossil fragments (4) is a plurality of lower rows of connection fossil fragments (5), all set up between the top surface of suspension to bear fossil fragments (4) and building structure board (1) and between suspension to bear fossil fragments (4) and lower row connection fossil fragments (5) and inhale sound cotton (6) of the complex layer, the downside installation complex sound insulation layer of lower row connection fossil fragments (5), the lower terminal surface installation finish coat (12) of complex sound insulation layer.

2. The suspended sound insulation structure of the indoor top surface according to claim 1, wherein the edge bearing keels (2) are formed by connecting angle steel with one side of the building structural plate (1) in an epoxy reinforcement manner, and the fixed distance is not more than 600mm.

3. An indoor roof suspension sound insulation construction as claimed in claim 1, characterized in that an elastic shock pad (3) is provided between the side bearing keel (2) and the suspension bearing keel (4).

4. An indoor ceiling suspension sound insulation construction according to claim 1, characterized in that the lower row of connection runners (5) is of U-shaped construction.

5. An indoor ceiling suspension sound insulation construction according to claim 1, characterized in that the multi-layer sound absorption cotton (6) comprises a glass fiber cotton felt sound absorption layer arranged between the suspension bearing keel (4) and the ceiling of the building construction board (1) and a polyester fiber board sound absorption layer arranged between the suspension bearing keel (4) and the lower row connection keel (5).

6. An indoor ceiling suspension sound insulation construction according to claim 1, characterized in that the composite sound insulation layer comprises a first sound insulation felt (7) laid horizontally at the lower end of the lower row of connection runners (5).

7. An indoor ceiling suspension sound insulation construction according to claim 6, characterized in that said composite sound insulation layer further comprises a sound insulation panel (8) horizontally laid on the lower end face of the first sound insulation felt (7), the sound insulation panel (8) being fixedly connected with said lower row of connection runners (5).

8. An indoor ceiling suspension sound insulation construction according to claim 7, characterized in that said composite sound insulation layer further comprises a second sound insulation felt (9) laid horizontally on the lower end face of the sound insulation panel (8).

9. An indoor ceiling suspension sound insulation construction according to claim 8, characterized in that said composite sound insulation layer further comprises a barrier film (10) laid horizontally on the lower end face of the second sound insulation felt (9).

10. The suspended sound insulation construction of the indoor ceiling surface according to claim 9, wherein the composite sound insulation layer further comprises a cover panel (11) horizontally laid on the lower end surface of the isolation film (10), and the cover panel (11) is fixedly connected with the lower row of connection keels (5).