CN215802435U

CN215802435U - Sound insulation wall

Info

Publication number: CN215802435U
Application number: CN202122081789.6U
Authority: CN
Inventors: 王涛; 王学雷; 王永新; 代忠建; 梁青春
Original assignee: Shandong Shengfulai Industrial Co ltd
Current assignee: Shandong Shengfulai Industrial Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a sound insulation wall, which mainly relates to the technical field of keels and comprises sound insulation fillers and a plurality of keels, wherein each keel is a sound insulation keel, the plurality of sound insulation keels are parallelly and transversely inserted between the sound insulation fillers, the sound insulation fillers are of a multi-layer stacked structure, each sound insulation keel comprises a first cross brace, a first vertical plate, a second vertical plate and a second cross brace, and a transverse recess and a transverse L-shaped bend are arranged between the first cross brace and the second cross brace. The keel is provided with the sound insulation structure, so that the sound insulation effect is good, the sound insulation filler is stacked in multiple layers, each layer has the sound insulation or sound absorption effect, the sound insulation effect and the sound absorption effect are reasonably selected and matched, the purpose of sound insulation is thorough on the basis of low manufacturing cost, and the cost performance is high; the sound insulation fossil fragments set up sunken and L shape is buckled, has increased horizontal folding structure one and has buckled distance between the structure two, has just also increased the propagation distance of sound, and sound is through horizontal folding structure one, sunken, the L shape is buckled and horizontal folding structure two's multistage subducts, and the effect that gives sound insulation is comparatively ideal.

Description

Sound insulation wall

Technical Field

The utility model relates to a keel, in particular to a sound insulation wall.

Background

The sound insulation partition wall, mainly used is the sound insulation of indoor or outdoor noise source falls and makes an uproar, be one kind and set up the wall formula structure in noise source department for alleviateing the influence of noise to resident's life or work, boundary frame and fossil fragments that generally make by the fossil fragments and the sound insulation wall body two parts that sound insulation filler constitutes constitute, whether the sound insulation effect of this kind of sound insulation wall body is good then the sound insulation effect that directly influences the sound insulation partition wall is up to standard, people have just noted the selection of the sound insulation of boundary frame and wall installation department and sound insulation filler before, but ignored fossil fragments in the sound insulation wall body and the collocation of this fossil fragments and sound insulation filler.

A lot of sound insulation wall bodies have appeared on the existing market, some keels that the inside relates to have certain sound insulation effect, but the sound insulation effect is not very ideal, and the selection of sound insulation filler itself and the collocation with the keel all make the sound insulation effect of the sound insulation wall body product on the existing market and the corresponding of price cost not satisfactory, so, we provide a sound insulation wall body that gives sound insulation effectually still fine and cheap.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sound insulation wall body, which solves the problems in the prior art mentioned in the background technology.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the composite board comprises a sound insulation filler and a plurality of keels, wherein the keels are the sound insulation keels which are parallelly and transversely inserted between the sound insulation fillers, and the sound insulation fillers are of a multilayer stacked structure and comprise an outer cement fiberboard, a first rock wool layer, a double-layer fireproof gypsum board, a second rock wool layer and an inner cement fiberboard which are sequentially arranged from the outer side to the inner side;

the sound insulation keel comprises a first cross brace, a first vertical plate, a second vertical plate and a second cross brace, the first cross brace and the first vertical plate are perpendicularly connected to form a first cross-folding structure, the second cross brace and the second vertical plate are perpendicularly connected to form a second cross-folding structure, and a transverse depression and a transverse L-shaped bend are arranged between the first cross-folding structure and the second cross-folding structure.

In order to increase the propagation distance of sound, the recess is of a U-shaped structure, one end of an opening of the U-shaped structure is connected with the first vertical plate, the other end of the opening of the U-shaped structure is connected with the vertical edge of the L-shaped bend, and the transverse edge of the L-shaped bend is connected with the second vertical plate.

In order to increase the loss of sound transmission in-process, L shape is buckled including short riser and two short studdles, and two short studdles laminate into an organic whole structures mutually, and short riser and an organic whole structure are connected perpendicularly, and short riser is the perpendicular limit that L shape was buckled, and an organic whole structure is the horizontal limit that L shape was buckled.

In order to achieve the best sound insulation effect, the depth of the recess is equal to the length of the integral structure, the recess depth is half of the length of the first cross brace, and the length of the first cross brace is equal to that of the second cross brace.

In order to make fossil fragments and sound insulation filler collocation reach good sound insulation effect, outer cement fiberboard sets up in a stull outside, inlayer cement fiberboard sets up in two outsides of stull, the one end setting of one deck fire prevention gypsum board is in the U-shaped structure, and the other end outwards extends, the one end setting of another layer fire prevention gypsum board is in the space that short riser and a body structure enclose, and the other end outwards extends, rock wool layer one sets up between outer cement fiberboard and one deck fire prevention gypsum board, rock wool layer two sets up between inlayer cement fiberboard and another layer fire prevention gypsum board.

The utility model adopts the structure and has the following advantages:

1. the multiple keels and the sound insulation filler are arranged, the keels are sound insulation keels, a sound insulation structure is designed, so that a sound insulation effect is good, the sound insulation filler is stacked in multiple layers, each layer has a sound insulation or sound absorption effect, the sound insulation filler and the keel are reasonably selected and matched, the sound insulation effect is thorough, the purpose of thorough sound insulation is achieved on the basis of low manufacturing cost, and the cost performance is high;

2. the sound insulation keel is provided with the recess and the L-shaped bend, so that the distance between the first transverse folding structure and the second transverse folding structure is increased, the transmission distance of sound is increased, the sound is reduced in multiple stages through the first transverse folding structure, the recess, the L-shaped bend and the second transverse folding structure, and the sound insulation effect is ideal;

3. the sound insulation keel is equivalent to the depression of a sound insulation ditch, carries out noise blocking, reduces the energy transfer of sound waves, and the short cross brace of two laminating is deuterogamied, increases the self thickness in the aspect of sound insulation, increases the sound insulation performance of self, has both reached good sound insulation effect, realizes overall structure simple again, easily processing, easily construction.

Drawings

FIG. 1 is a schematic cross-sectional partial structure of the present invention;

fig. 2 is a cross-sectional structure schematic diagram of the sound insulation keel.

In the figure, 1, an outer cement fiber board; 2. a rock wool layer I; 3. a sound insulation keel; 4. a fire-resistant gypsum board; 5. a rock wool layer II; 6. an inner cement fiberboard layer; 31. a first transverse brace; 32. a first vertical plate; 33. recessing; 34. a short vertical plate; 35. a short cross brace; 36. a second vertical plate; 37. and a second transverse support.

Detailed Description

In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.

As shown in fig. 1 and 2, the integral structure comprises a sound insulation filler and a plurality of keels, wherein the keels are sound insulation keels 3, the plurality of sound insulation keels 3 are parallelly and transversely inserted between the sound insulation fillers, and the sound insulation fillers are of a multi-layer stacked structure and comprise an outer cement fiberboard 1, a rock wool layer I2, a double-layer fireproof gypsum board 4, a rock wool layer II 5 and an inner cement fiberboard 6 which are sequentially arranged from the outer side to the inner side;

the sound insulation keel 3 comprises a first cross brace 31, a first vertical plate 32, a second vertical plate 36 and a second cross brace 37, the first cross brace 31 and the first vertical plate 32 are vertically connected to form a first cross-folding structure, the second cross brace 37 and the second vertical plate 36 are vertically connected to form a second cross-folding structure, and a transverse recess 33 and a transverse L-shaped bend are integrally formed between the first cross-folding structure and the second cross-folding structure;

in order to increase the propagation distance of sound, the recess 33 is of a U-shaped structure, one end of an opening of the U-shaped structure is connected with the first vertical plate 32, the other end of the opening of the U-shaped structure is connected with the vertical edge of the L-shaped bend, and the transverse edge of the L-shaped bend is connected with the second vertical plate 36;

in order to increase the loss in the sound transmission process, the L-shaped bend comprises a short vertical plate 34 and two short cross braces 35, the two short cross braces 35 are mutually attached to form an integral structure, the short vertical plate 34 is vertically connected with the integral structure, the short vertical plate 34 is a vertical edge of the L-shaped bend, and the integral structure is a transverse edge of the L-shaped bend;

in order to achieve the best sound insulation effect, the depth of the recess 33 is equal to the length of the integral structure, the depth of the recess is half of the length of the first cross brace 31, and the length of the first cross brace 31 is equal to that of the second cross brace 37;

in order to make fossil fragments and sound insulation filler collocation reach good sound insulation effect, outer cement fiberboard 1 is installed in one 31 outsides of stull, inner cement fiberboard 6 is installed in two 37 outsides of stull, the one end cartridge of one deck fire prevention gypsum board 4 is in the U-shaped structure, and the other end outwards extends, the one end cartridge of another layer fire prevention gypsum board 4 is in the space that short riser 34 and integrative structure enclose, and the other end outwards extends, rock wool layer one 2 is installed between outer cement fiberboard 1 and one deck fire prevention gypsum board 4, rock wool layer two 5 is installed between inner cement fiberboard 6 and another layer fire prevention gypsum board 4.

The working principle is as follows: the utility model is arranged in a boundary frame made of keels, and has the following sound insulation effect on sound insulation filler parts: the cement fiberboard is 8mm thick, and the first rock wool layer 2 and the second rock wool layer 5 are 100kg/m³The double-layer fireproof gypsum board 4 is 15mm in thickness, the cement fiber board can be fireproof, insulating, waterproof, moistureproof, heat-insulating and sound-insulating, the board is high in density and good in sound-insulating effect, the fireproof gypsum board 4 has high fireproof performance and high sound-insulating performance, the thickness and the weight of the wall body can be reduced, the whole sound insulation can be realized, and the rock wool layer can be used for realizing the whole sound insulationAbsorbing part of sound waves passing through the cement fiber board, reducing the back-and-forth reflection of the sound waves in a cavity formed among the cement fiber board, the keel and the fireproof gypsum board 4, thereby achieving the effect of improving the sound insulation quantity of the wall body, and the sound insulation can be realized through the cooperation of the three components;

the sound insulation effect on the sound insulation keel 3 part is as follows: the sound insulation keel 3 is long, the cross section is as shown in fig. 2, in order to realize a good sound insulation effect, the sound insulation keel 3 increases the distance between a first cross brace 31 and a second cross brace 37, when the noise is transmitted, the first cross brace meets a first cross-folding structure, the first cross brace is preliminarily attenuated, then the first cross brace meets a recess 33 which is equivalent to a sound insulation groove, the noise is further blocked, the energy transfer of sound waves is reduced, then two attached short cross braces 35 which are bent in an L shape are met, the self thickness in the sound insulation aspect is increased, namely the self sound insulation performance U-shaped structure is increased, the sound is further reduced, finally, the sound loss is increased again when the sound penetrates out from the second cross-folding structure, at the moment, the sound is subjected to multi-stage sound insulation reduction, and the noise reduction effect is achieved;

as described above, the sound insulation keel 3 and the sound insulation filler each have a good sound insulation effect, so that the whole present invention has a good sound insulation effect.

Wherein, the above-mentioned cement fiberboard, rock wool layer and fire prevention gypsum board 4 are prior art.

The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a sound insulation wall, includes sound insulation filler and many fossil fragments, its characterized in that: the utility model discloses a building sound insulation keel, including the outer cement fiberboard, rock wool layer one, double-deck fire prevention gypsum board, rock wool layer two and the inlayer cement fiberboard that set gradually from the outside to the inboard, sound insulation keel includes stull one, riser two and stull two, stull one and riser one are connected perpendicularly and are formed cross-folding structure one, stull two and riser two are connected perpendicularly and are formed cross-folding structure two, be provided with horizontal sunken and horizontal L shape between cross-folding structure one and the cross-folding structure two and buckle.

2. The sound insulation wall of claim 1, wherein: the concave part is of a U-shaped structure, one end of an opening of the U-shaped structure is connected with the first vertical plate, the other end of the opening of the U-shaped structure is connected with the vertical edge of the L-shaped bent plate, and the transverse edge of the L-shaped bent plate is connected with the second vertical plate.

3. The sound insulation wall of claim 2, wherein: the L-shaped bending device comprises a short vertical plate and two short cross braces, wherein the two short cross braces are mutually attached to form an integrated structure, the short vertical plate is vertically connected with the integrated structure, the short vertical plate is a vertical edge of the L-shaped bending device, and the integrated structure is a transverse edge of the L-shaped bending device.

4. A sound insulating wall as claimed in claim 3, wherein: the sunken degree of depth with integrative structure length equals, and is half of stull one length, stull one is the same with stull two length.

5. The sound insulation wall of claim 4, wherein: outer cement fiberboard sets up a stull outside, inlayer cement fiberboard sets up two outsides of stull, one deck the one end setting of fire prevention gypsum board is in the U-shaped structure, and the other end outwards extends, another layer the one end setting of fire prevention gypsum board is in the space that short riser and body structure enclose, and the other end outwards extends, rock wool layer one sets up outer cement fiberboard and one deck between the fire prevention gypsum board, rock wool layer two sets up inlayer cement fiberboard and another layer between the fire prevention gypsum board.