CN211037384U

CN211037384U - Novel hollow PVC inner formwork sound insulation wall

Info

Publication number: CN211037384U
Application number: CN201920970082.0U
Authority: CN
Inventors: 周梁
Original assignee: Beijing Lyucheng Yizhu Technology Co ltd
Current assignee: Beijing Lyucheng Yizhu Technology Co ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-07-17
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to a novel cavity PVC inner formword sound insulation wall, penetrate fixed world light gauge steel of nail including using fixed fossil fragments, be equipped with two-layer PVC inner formword between world light gauge steel, the PVC inner formword is for taking the slice hollow structure of recess, be equipped with compound sound insulation material between two-layer PVC inner formword, the PVC inner formword is laid metal steel mesh and this layer PVC inner formword and is exposed the recess intussuseption and be filled with cement mortar by the outside of outside one deck, the outer brush of metal steel mesh has cement mortar whitewashed layer, the cement mortar whitewashed layer outside is equipped with alkali-resisting net cloth, alkali-resisting net cloth is lifted thick liquid press polish and is had the cement mortar surface course. The utility model discloses it is effectual to give sound insulation, occupies smallly, and light in weight transports portably, and the equipment is nimble, and construction high efficiency is high.

Description

Novel hollow PVC inner formwork sound insulation wall

Technical Field

The utility model relates to a sound insulation wall field particularly, relates to a novel cavity PVC inner formword sound insulation wall.

Background

The sound rock wool is inhaled in the packing of current sound insulation wall all adopting double-deck wall structure, and the centre is left a blank certain interval and is given sound insulation as air damping and handle, though can reach syllable-dividing effect, but has following problem:

1. the construction cost is high and is at least more than 2 times of the construction cost of the common partition wall;

2. the construction process has problems, no matter the double-wall structure is built or other structures, the surfaces of the opposite parts of the two walls have no construction space and cannot be processed, so certain defects are caused;

3. the occupied space is large, taking a double-sided double-layer gypsum board of the light steel keel as an example, the thickness of the wall bodies on two sides is not less than 200mm, the middle part is left with a space of 100-350 mm, and the thickness of the whole wall is not less than 300-350 mm.

4. The sound insulation effect is generally about 55 dB.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem among the correlation technique, the utility model provides a novel cavity PVC inner formword sound insulation wall, the wall body is once whole shaping, give sound insulation effectual, occupation space is few, be favorable to the space utilization within thickness 200mm, construction cost low, do not have technology defect.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a novel cavity PVC inner formword sound insulation wall, includes and uses the fixed fossil fragments to penetrate the fixed world light gauge steel, be equipped with two-layer PVC inner formword between world light gauge steel, the PVC inner formword is the slice hollow structure who takes the recess, be equipped with compound sound-proof material between two-layer PVC inner formword, the PVC inner formword is laid in the outside that leans on outside one deck the metal steel mesh and this layer of PVC inner formword expose the recess intussuseption and is filled with cement mortar, the outer brush of metal steel mesh has cement mortar whitewashing layer, the cement mortar whitewashing layer outside is equipped with alkali-resisting net cloth, alkali-resisting net cloth is lifted the thick liquid press polish and is had the cement mortar surface.

Preferably, the PVC inner formworks are provided with vertically through strip-shaped grooves, and the grooves are horizontally distributed on the PVC inner formworks and enable the PVC inner formworks to be integrally wavy.

Preferably, the PVC inner template and the composite sound insulation material are fastened by using a fastener.

Preferably, the composite sound insulation material comprises two layers of sound insulation materials I and a sound insulation material II arranged between the two layers of sound insulation materials I.

Preferably, the first sound insulation material is a sound insulation felt, and the second sound insulation material is a flame-retardant extruded sheet.

Preferably, the metal steel mesh is a galvanized metal mesh.

Preferably, the cement mortar is M10 cement mortar, the cement mortar painting layer is M10 cement mortar painting layer, and the cement mortar surface layer is M10 cement mortar surface layer.

Preferably, the thickness of the cement mortar exceeding the thickness of the PVC inner template is not more than 10 mm.

Preferably, the thickness of the cement mortar painting layer is not more than 10 mm.

Preferably, the overall thickness is within 200 mm.

The utility model has the advantages that:

the utility model discloses it is effectual to give sound insulation, and laboratory test gives sound insulation and reaches 59dB, occupies small, light in weight, and the transportation is simple and convenient, and the equipment is nimble, and the construction is high efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a novel hollow PVC inner formwork sound insulation wall according to an embodiment of the present invention.

Fig. 2 is an exploded view of a novel hollow PVC inner form sound insulation wall according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

As shown in fig. 1-2, according to the embodiment of the utility model provides a novel cavity PVC inner formword sound insulation wall, including using fixed fossil fragments to penetrate fixed world light gauge steel 7 of 8 fixations, be equipped with two-layer PVC inner formword 1 between world light gauge steel 7, PVC inner formword 1 is the slice hollow structure who takes the recess, be equipped with compound sound insulation material between 1 two-layer PVC inner formword, PVC inner formword 1 has laid metal steel mesh 3 and this layer PVC inner formword 1 and has exposed the recess intussuseption and be filled with cement mortar 2 by the outside of outside one deck, the outer brush of metal steel mesh 3 has cement mortar whitewashing layer 4, the cement mortar whitewashing layer 4 outside is equipped with alkali-resisting net cloth 6, alkali-resisting net cloth 6 lifts the thick liquid press polish and has cement mortar surface course 5.

In the preferred embodiment, the PVC inner formwork 1 is provided with strip-shaped grooves, the grooves are uniformly and respectively arranged on the PVC inner formwork 1, and the whole PVC inner formwork 1 is wavy; the PVC inner template 1 and the composite sound insulation material are fastened by using a fastener 9; the composite sound insulation material comprises two layers of sound insulation materials I10 and a sound insulation material II 11 arranged between the two layers of sound insulation materials I10; the first sound insulation material 10 is a sound insulation felt, and the second sound insulation material 11 is a flame-retardant extruded sheet.

In the preferred embodiment, the metal steel net 3 is a galvanized metal net; the cement mortar 2 is M10 cement mortar, the cement mortar painting layer 4 is M10 cement mortar painting layer, and the cement mortar surface layer 5 is M10 cement mortar surface layer 5.

In the preferred embodiment, the thickness of the cement mortar 2 exceeding the PVC inner template 1 is not more than 10 mm; the thickness of the cement mortar painting layer 4 is not more than 10 mm; the whole thickness is within 200 mm.

For the convenience of understanding the technical solutions of the present invention, the technical solutions of the present invention are explained in detail through the principle and the specific preparation.

The utility model discloses the principle: two sheet-shaped inner templates with special grooves are adopted, and composite sound-absorbing materials are clamped between the two sheet-shaped inner templates to form the cylindrical inner template; the composite sound-absorbing material is formed by combining sound-absorbing materials attached to two sides of a filler with the thickness of 20-40 mm; the inner template has the functions of insulating sound by cylindrical air, filling and leveling outer cement mortar, and replacing double walls; the composite sound-absorbing material replaces air of the cavity for sound insulation.

In the specific preparation, the method comprises the following steps:

1. cleaning on site, and clearly marking the bullet lines according to a design drawing;

2. shooting nails to fix the top keel and the bottom keel according to the line snapping positions and the method;

3. fixing the PVC inner template and the composite sound insulation material on the ceiling keel in sequence, and combining the sheet template and the composite sound insulation material into a cylinder shape and fastening the cylinder shape by using a fastening piece according to the construction standard;

4. burying a pipeline and reinforcing a door and window opening;

5. laying a metal steel mesh and firmly fixing the metal steel mesh on the inner template;

6. m10 cement mortar is filled in the exposed groove of the inner template;

7. leveling and scraping to be rough, wherein the thickness is not more than 10 mm;

8. the surface layer is painted, and the thickness is controlled within 10 mm;

9. pressing alkali-resistant mesh cloth into the surface layer slurry and performing sub-calendering;

10. and (7) checking and accepting and delivering.

Through the test, the utility model discloses the effect that gives sound insulation reaches 59 dB.

To sum up, the utility model discloses it is effectual to give sound insulation, occupies small, light in weight, and the transportation is simple and convenient, and the equipment is nimble, and construction high efficiency is high.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel cavity PVC inner formword sound insulation wall, includes uses fixed fossil fragments to penetrate fixed world light gauge steel (7) of nail (8) fixed, its characterized in that, be equipped with two-layer PVC inner formword (1) between world light gauge steel (7), PVC inner formword (1) is for taking the slice hollow structure of recess, be equipped with compound sound insulation material between two-layer PVC inner formword (1), PVC inner formword (1) has laid steel mesh (3) and this layer PVC inner formword (1) and has exposed recess intussuseption to be filled with cement mortar (2) by the outside of outside one deck, the outer brush of steel mesh (3) has cement mortar whitewashed layer (4), the cement mortar whitewashes the layer (4) outside and is equipped with net alkali-resistant cloth (6), it has cement mortar surface course (5) to carry the thick liquid press polish on net alkali-resistant cloth (6).

2. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the PVC inner formwork (1) is provided with vertically through elongated grooves, and the grooves are horizontally distributed on the PVC inner formwork (1) and make the PVC inner formwork (1) wavy as a whole.

3. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the PVC inner formwork (1) and the composite sound insulation material are fastened by using a fastener (9).

4. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the composite sound insulation material comprises two layers of first sound insulation material (10) and a second sound insulation material (11) arranged between the two layers of first sound insulation material (10).

5. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 4, wherein the first sound insulation material (10) is a sound insulation felt, and the second sound insulation material (11) is a flame retardant extruded sheet.

6. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the metal steel mesh (3) is a galvanized metal mesh.

7. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the cement mortar (2) is M10 cement mortar, the cement mortar painting layer (4) is M10 cement mortar painting layer, and the cement mortar surface layer (5) is M10 cement mortar surface layer (5).

8. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the thickness of the cement mortar (2) exceeding the thickness of the PVC inner formwork (1) is not more than 10 mm.

9. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the thickness of the cement mortar painting layer (4) is not more than 10 mm.

10. The novel hollow PVC inner formwork sound insulation wall as claimed in claim 1, wherein the overall thickness is within 200 mm.