CN213448990U - Sound insulation wall - Google Patents

Sound insulation wall Download PDF

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Publication number
CN213448990U
CN213448990U CN202021244325.1U CN202021244325U CN213448990U CN 213448990 U CN213448990 U CN 213448990U CN 202021244325 U CN202021244325 U CN 202021244325U CN 213448990 U CN213448990 U CN 213448990U
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wall
sound insulation
sound
junction box
unit
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CN202021244325.1U
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赵铮
董占波
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Beijing New Building Material Group Co Ltd
China National Building Materials Innovation and Technology Research Institute Co Ltd
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Beijing New Building Material Group Co Ltd
China National Building Materials Innovation and Technology Research Institute Co Ltd
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Abstract

The utility model discloses a sound insulation wall, including the support fossil fragments of vertical setting, and install respectively first wall body unit and the second wall body unit in support fossil fragments both sides, sound insulation wall still including install first terminal box on the first wall body unit with install the second terminal box on the second wall body unit, adjacent be equipped with the sound insulation layer between first terminal box with the second terminal box, the sound insulation layer is located in the cavity between first wall body unit and the second wall body unit. This sound insulation wall body, through set up the sound insulation layer between first terminal box and the second terminal box that install respectively on first wall body unit in both sides and the second wall body unit and adjacent setting, block the sound wave and transmit between first terminal box and second terminal box, avoided taking place the sound leakage in first terminal box and second terminal box department, make sound insulation wall body have good sound insulation effect.

Description

Sound insulation wall
Technical Field
The invention relates to the technical field of building, in particular to a sound insulation wall.
Background
Gypsum board walls are increasingly used as indoor partitions in modern buildings as a lightweight wall. In the gypsum board wall body, the gypsum board is fixed on the light steel keel, and the light steel keel is utilized to support and fix the gypsum board. However, although the gypsum board wall has a certain sound insulation capability, a good sound insulation effect is difficult to achieve, and the requirements of people cannot be met. Moreover, the position of the junction box is often a weak link of wall sound insulation, and if the junction box is not well treated, the sound insulation performance of the whole wall body is affected.
SUMMERY OF THE UTILITY MODEL
The following is a summary of the subject matter described in detail herein.
The application provides a sound insulation wall body, it avoids taking place the sound leakage in terminal box department through setting up the sound insulation layer between the terminal box of sound insulation wall body both sides installation, makes sound insulation wall body have good sound insulation effect.
The application provides a sound insulation wall, including the support fossil fragments of vertical setting and install respectively the first wall body unit and the second wall body unit of support fossil fragments both sides, sound insulation wall is still including installing first terminal box on the first wall body unit with install second terminal box on the second wall body unit is adjacent first terminal box with be equipped with the sound insulation layer between the second terminal box, the sound insulation layer is located first wall body unit with in the cavity between the second wall body unit.
In the sound insulation wall, the first junction box and the second junction box are respectively installed on the first wall unit and the second wall unit on two sides of the supporting keel, the sound insulation layer is arranged between the adjacent first junction box and the second junction box, namely the adjacent first junction box and the adjacent second junction box are respectively positioned on two sides of the sound insulation layer, the sound wave is prevented from entering from the first junction box or the second junction box on one side, the sound wave directly spreads from the second junction box or the first junction box on the other side after passing through a cavity between the first wall unit and the second wall unit, the sound insulation layer can block the sound wave from being transmitted between the first junction box and the second junction box, the sound leakage at the first junction box and the second junction box is avoided, and the sound insulation wall has a good sound insulation effect.
Other features and advantages of the present application will be set forth in the description that follows.
Drawings
Fig. 1 is a schematic structural diagram of a sound insulation wall according to a first embodiment of the present application;
fig. 2 is a schematic structural view of a sound insulation wall according to a second embodiment of the present application.
Reference numerals:
11: a first wall element; 12: a second wall element; 13: an outer plate; 14: an inner layer board; 15: a shock-absorbing keel; 16: a first seal member; 17: a second seal member; 18: a decorative panel; 2: a support keel; 31: a first junction box; 32: a second junction box; 33: an outer envelope; 4: a sound insulating layer; 5: and a sound absorbing layer.
Detailed Description
Embodiments of the present application will be described below with reference to the accompanying drawings.
The embodiment of the application provides a sound insulation wall, as shown in fig. 1, the sound insulation wall comprises a vertically arranged support keel 2, a first wall unit 11 and a second wall unit 12 which are respectively installed on two sides of the support keel 2, the sound insulation wall further comprises a first junction box 31 installed on the first wall unit 11 and a second junction box 32 installed on the second wall unit 12, a sound insulation layer 4 is arranged between the adjacent first junction box 31 and the adjacent second junction box 32, and the sound insulation layer 4 is located in a cavity between the first wall unit 11 and the second wall unit 12. Wherein, vertical is the direction perpendicular to the ground after the wall body is installed.
In the sound insulation wall, a first junction box 31 and a second junction box 32 are respectively installed on a first wall unit 11 and a second wall unit 12 on two sides of a support keel 2, and a sound insulation layer 4 is arranged between the adjacent first junction box 31 and the adjacent second junction box 32, namely the adjacent first junction box 31 and the adjacent second junction box 32 are respectively positioned on two sides of the sound insulation layer 4, so that sound waves are prevented from entering from the first junction box 31 or the second junction box 32 on one side, and directly coming out from the second junction box 32 or the first junction box 31 on the other side after passing through a cavity between the first wall unit 11 and the second wall unit 12, the sound insulation layer 4 can block the sound waves from being transmitted between the first junction box 31 and the second junction box 32, sound leakage at the first junction box 31 and the second junction box 32 is avoided, and the sound insulation wall has a good sound insulation effect.
In addition, due to the elastic layer of the air layer in the cavity between the first wall unit 11 and the second wall unit 12, similarly to the spring or damper added in the wall, the vibration of the air attenuates the sound energy, thereby achieving the purpose of sound insulation; meanwhile, due to the addition of the air layer, sound waves can be converted among different media in the process of transmission, the reflection and attenuation of the sound waves are increased, the purposes of sound insulation and noise reduction are achieved, and the sound insulation performance of the sound insulation wall is improved.
In some exemplary embodiments, as shown in fig. 1, a supporting keel 2 is disposed between adjacent first junction boxes 31 and second junction boxes 32, and a sound insulation layer 4 is disposed on at least one supporting keel 2 between adjacent first junction boxes 31 and second junction boxes 32.
One or more supporting keels 2 are arranged between the adjacent first junction box 31 and the second junction box 32, and a sound insulation layer 4 is arranged on at least one of the one or more supporting keels 2, so that the sound insulation layer 4 is installed and fixed. The adjacent first junction box 31 and the second junction box 32 are respectively installed in the spaces on two sides of the support keel 2, and the spaces on two sides are isolated by the sound insulation layer 4 arranged on the support keel 2, so that sound leakage at the first junction box 31 and the second junction box 32 is avoided.
In some exemplary embodiments, as shown in fig. 1, the supporting keel 2 is a C-shaped keel, flanges at two sides of the C-shaped keel are fixedly connected with the first wall unit 11 and the second wall unit 12 respectively, and the sound insulation layer 4 is disposed on a bottom wall of the C-shaped keel.
In some exemplary embodiments, as shown in fig. 1, the sound insulation layer 4 is provided on the outer wall surface of the bottom wall of the C-shaped keel.
In an exemplary embodiment, as shown in fig. 1, a C-shaped keel is disposed between the adjacent first junction box 31 and second junction box 32, and fixed connection with the first wall unit 11 and the second wall unit 12 is realized through flanges at two sides of the C-shaped keel; the installation and fixation of the sound insulation layer 4 are realized through the bottom wall of the C-shaped keel.
The support runner 2 is not limited to a C-shaped runner. In other exemplary embodiments, the support grid 2 is an H-grid, a Z-grid, or the like.
The sound insulation layer 4 is not limited to be provided on the outer wall surface of the bottom wall of the C-shaped keel. In other exemplary embodiments, the sound insulation layer 4 is arranged on the inner wall surface of the C-shaped keel, such as: the sound insulation layer 4 can be arranged on the inner wall surface of the bottom wall of the C-shaped keel, or arranged on the flange at two sides of the C-shaped keel and the inner wall surface of the bottom wall.
In some exemplary embodiments, as shown in fig. 1, the sound insulation layer 4 is perpendicular to the first wall unit 11 and the second wall unit 12, and one end of the sound insulation layer 4 extends to the first wall unit 11 and the other end extends to the second wall unit 12.
The sound insulation layer 4 is perpendicular to the first wall unit 11 and the second wall unit 12, one end of the sound insulation layer extends to the first wall unit 11 and is in butt contact with the first wall unit 11, the other end of the sound insulation layer extends to the second wall unit 12 and is in butt contact with the second wall unit 12, and therefore sound leakage from the first junction box 31 or the second junction box 32 is avoided after sound waves pass through a gap between the sound insulation layer 4 and the first wall unit 11 or a gap between the sound insulation layer 4 and the second wall unit 12.
In other exemplary embodiments, the sound insulation layer 4 and the first wall unit 11 may not be in abutting contact, and a gap between the two may be sealed with a sealant; the sound insulation layer 4 and the second wall unit 12 can not be in abutting contact, and a gap between the two can be sealed by sealant. The gaps at the two sides of the sound insulation layer 4 are sealed by the sealant, so that sound leakage at the gaps is prevented, and the sound insulation wall still has good sound insulation performance.
In some exemplary embodiments, as shown in FIG. 1, first junction box 31 is recessed and extends through first wall element 11.
In some exemplary embodiments, as shown in FIG. 1, second junction box 32 is recessed and extends through second wall element 12.
First terminal box 31 and second terminal box 32 are embedded and pass through first wall element 11 and second wall element 12, respectively, so that wires connected to first terminal box 31 and second terminal box 32 are routed in the cavity between first wall element 11 and second wall element 12.
The embedding of first terminal box 31 and second terminal box 32 sets up for need set up the mounting hole of installation first terminal box 31 and second terminal box 32 on first wall unit 11 and second wall unit 12 respectively, make the sound insulation effect of sound insulation wall body in first terminal box 31 and second terminal box 32 department weaken, but the setting of sound insulation layer 4 has avoided leaking sound in first terminal box 31 and second terminal box 32 department, makes the sound insulation wall body have good sound insulation performance.
In some exemplary embodiments, the sound insulation layer may include a gypsum board layer. Of course, the material of the sound insulation layer is not limited to the gypsum material.
In some exemplary embodiments, as shown in fig. 1, the first wall unit 11 is provided with a first mounting hole for mounting the first junction box 31, and a first sealing member 16 is provided between the first mounting hole and the first junction box 31 to seal a gap between the first mounting hole and the first junction box 31. The first sealing member 16 may be a sealant or a sealing ring.
In some exemplary embodiments, as shown in fig. 1, the second wall unit 12 is provided with a second mounting hole for mounting the second junction box 32, and a second sealing member 17 is provided between the second mounting hole and the second junction box 32 to seal a gap between the second mounting hole and the second junction box 32. The second sealing member 17 may be a sealant or a sealing ring.
In some exemplary embodiments, as shown in fig. 1, an outer casing 33 with an open end is sleeved on an outer side of at least one of the first junction box 31 and the second junction box 32, and the outer casing 33 includes at least one layer of casing made of sound insulation material.
In some exemplary embodiments, as shown in fig. 1, an outer casing 33 with an opening at one end is sleeved on the outer side of each of the first junction box 31 and the second junction box 32, and the outer casing 33 can wrap the other five side surfaces of the first junction box 31 and the second junction box 32 except the front surface, so that the sound insulation performance of the first junction box 31 and the second junction box 32 is enhanced, and further, the sound insulation effect of the sound insulation wall is enhanced.
At least one layer of the outer envelope 33 is made of sound insulating material. In an exemplary embodiment, the outer casing 33 comprises two casing layers, wherein the inner casing layer may be made of rubber and wrapped around the first and second junction boxes 31 and 32, and the outer casing layer may be made of gypsum board and wrapped around the inner casing layer.
Of course, the outer envelope 33 is not limited to including a two-layer envelope, and the material of the envelope is not limited to rubber, gypsum board.
In some exemplary embodiments, the box body of at least one of the first terminal box 31 and the second terminal box 32 is made of a sound insulation material.
In some exemplary embodiments, the box bodies of the first junction box 31 and the second junction box 32 are made of sound insulation materials, so that the sound insulation performance of the first junction box 31 and the second junction box 32 is enhanced, and the sound insulation effect of the sound insulation wall is further enhanced. In an exemplary embodiment, the case of the first and second junction boxes 31 and 32 may be a special sound insulation junction box made of gypsum-based material or the like.
Of course, the material of the case is not limited to gypsum-based sound insulation material.
In some exemplary embodiments, as shown in fig. 1, a sound absorption layer 5 is provided in the cavity between the first wall unit 11 and the second wall unit 12, and the thickness of the sound absorption layer 5 is smaller than that of the cavity.
The thickness of sound absorption layer 5 is less than the thickness of the cavity between first wall body unit 11 and second wall body unit 12, and sound absorption layer 5 does not fill up the cavity promptly for sound absorption layer 5 can not form the acoustic bridge between first wall body unit 11 and second wall body unit 12, has improved the sound insulation effect of sound insulation wall.
In some exemplary embodiments, the sound absorbing layer 5 may be formed of a porous material such as glass wool or rock wool or ceramic wool.
In some exemplary embodiments, the first wall element 11 and the second wall element 12 may comprise one or more layers of wall panels.
In an exemplary embodiment, as shown in fig. 2, each of the first wall element 11 and the second wall element 12 includes an outer plate 13, an inner plate 14, and a vibration-damping keel 15, the outer plate 13 is located outside the inner plate 14, the outer plate 13 and the inner plate 14 are connected by the vibration-damping keel 15, and the inner plates 14 of the first wall element 11 and the second wall element 12 are connected to the support keel 2. Wherein, the outer plate 13 and the shock absorption keel 15 are connected through screws, and the inner plate 14, the shock absorption keel 15 and the support keel 2 are connected through screws. Wherein, the outer layer plate 13 can be a glass fiber felt gypsum plate which has the characteristics of high strength, water resistance, fire resistance, natural mildew resistance and the like; alternatively, the outer panel 13 may be a conventional paper-faced gypsum board. The inner layer 14 may be a fiberglass mat gypsum board or a common paper-faced gypsum board.
The vibration-damping keel has elasticity, the outer plate 13 and the inner plate 14 connected to two sides of the vibration-damping keel are in non-rigid connection, and when the wall plate (such as the outer plate 13) on one side vibrates, the vibration is not easy to be transmitted to the wall plate (such as the inner plate 14) on the other side, so that the sound insulation performance of the wall body is improved.
In addition, a cavity is formed between the outer plate 13 and the inner plate 14, and sound energy is attenuated due to vibration of an air layer in the cavity, so that the aim of sound insulation is fulfilled; meanwhile, due to the addition of the air layer, the sound waves can be converted among different media in the process of transmission, the reflection and attenuation of the sound waves are increased, the purposes of sound insulation and noise reduction are achieved, and the sound insulation performance of the wall body is improved.
In one exemplary embodiment, as shown in FIG. 2, each of the first and second wall elements 11, 12 further includes a trim panel 18 secured to the exterior side of the outer panel 13, and the trim panel 18 may be adhesively secured to the outer panel 13 by a cohesive mass, such as a gypsum cohesive mass. Wherein the decorative panel 18 can be a Luban universal panel (gypsum-based decorative panel).
In the sound insulation wall, a cavity is formed between the decorative panel 18 and the outer plate 13, and sound energy is attenuated due to vibration of an air layer in the cavity, so that the sound insulation purpose is achieved; meanwhile, due to the addition of the air layer, the sound waves can be converted among different media in the process of transmission, the reflection and attenuation of the sound waves are increased, the purposes of sound insulation and noise reduction are achieved, and the sound insulation performance of the wall body is improved.
Although the embodiments disclosed in the present application are described above, the descriptions are only for the convenience of understanding the present application, and are not intended to limit the present application. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims.

Claims (10)

1. The utility model provides a sound insulation wall, includes the support fossil fragments of vertical setting and installs respectively first wall body unit and the second wall body unit of support fossil fragments both sides, its characterized in that, sound insulation wall still including install first terminal box on the first wall body unit with install second terminal box on the second wall body unit, it is adjacent first terminal box with be equipped with the sound insulation layer between the second terminal box, the sound insulation layer is located first wall body unit with in the cavity between the second wall body unit.
2. The sound insulation wall of claim 1, wherein the support keel is disposed between adjacent first junction boxes and adjacent second junction boxes, and the sound insulation layer is disposed on at least one of the support keels between adjacent first junction boxes and adjacent second junction boxes.
3. The sound insulation wall of claim 2, wherein the supporting keel is a C-shaped keel, flanges on two sides of the C-shaped keel are fixedly connected with the first wall unit and the second wall unit respectively, and the sound insulation layer is arranged on the bottom wall of the C-shaped keel.
4. The sound-insulating wall body of claim 3, wherein the sound-insulating layer is disposed on the outer wall surface of the bottom wall of the C-shaped keel.
5. The sound-insulating wall of any one of claims 1-4, wherein the sound-insulating layer is perpendicular to the first wall unit and the second wall unit, and one end of the sound-insulating layer extends to the first wall unit and the other end extends to the second wall unit.
6. A sound-insulating wall according to any one of claims 1 to 4, characterised in that the first junction box is embedded in and passes through the first wall element; the second junction box is embedded in the second wall unit and penetrates through the second wall unit.
7. A sound insulation wall according to any one of claims 1 to 4, wherein the first wall unit is provided with a first mounting hole for mounting the first junction box, and a first sealing member is arranged between the first mounting hole and the first junction box;
and a second mounting hole for mounting the second junction box is formed in the second wall unit, and a second sealing element is arranged between the second mounting hole and the second junction box.
8. A sound insulation wall according to any one of claims 1 to 4, wherein an outer casing with an opening at one end is sleeved on the outer side of at least one of the first junction box and the second junction box, and the outer casing comprises at least one layer of casing made of sound insulation materials.
9. A sound-insulating wall according to any one of claims 1 to 4, characterized in that the box of at least one of the first and second junction boxes is made of a sound-insulating material.
10. A sound-insulating wall according to any one of claims 1-4, characterised in that a sound-absorbing layer is arranged in the cavity between the first wall element and the second wall element, the thickness of the sound-absorbing layer being smaller than the thickness of the cavity.
CN202021244325.1U 2020-06-29 2020-06-29 Sound insulation wall Active CN213448990U (en)

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CN202021244325.1U CN213448990U (en) 2020-06-29 2020-06-29 Sound insulation wall

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CN202021244325.1U CN213448990U (en) 2020-06-29 2020-06-29 Sound insulation wall

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CN202021244325.1U Active CN213448990U (en) 2020-06-29 2020-06-29 Sound insulation wall

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025035769A1 (en) * 2023-08-15 2025-02-20 中建科技集团有限公司 Building wall and building module, and manufacturing methods therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025035769A1 (en) * 2023-08-15 2025-02-20 中建科技集团有限公司 Building wall and building module, and manufacturing methods therefor

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