WO2021259243A1 - Sound insulation apparatus - Google Patents

Sound insulation apparatus Download PDF

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Publication number
WO2021259243A1
WO2021259243A1 PCT/CN2021/101482 CN2021101482W WO2021259243A1 WO 2021259243 A1 WO2021259243 A1 WO 2021259243A1 CN 2021101482 W CN2021101482 W CN 2021101482W WO 2021259243 A1 WO2021259243 A1 WO 2021259243A1
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WO
WIPO (PCT)
Prior art keywords
sound insulation
layer
sound
insulation layer
board
Prior art date
Application number
PCT/CN2021/101482
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French (fr)
Chinese (zh)
Inventor
侯东
金文德
王斌
刘主光
陈小刚
崔建业
由伟翰
聂京凯
韩钰
陈新
樊超
王广克
田一
刘晓圣
何强
杨富尧
祝志祥
马光
Original Assignee
全球能源互联网研究院有限公司
国家电网有限公司
国网浙江省电力有限公司
国网浙江省电力有限公司金华供电公司
国网浙江省电力有限公司温州供电公司
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Application filed by 全球能源互联网研究院有限公司, 国家电网有限公司, 国网浙江省电力有限公司, 国网浙江省电力有限公司金华供电公司, 国网浙江省电力有限公司温州供电公司 filed Critical 全球能源互联网研究院有限公司
Publication of WO2021259243A1 publication Critical patent/WO2021259243A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
    • B32B13/04—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B13/12—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/38—Layered products comprising a layer of synthetic resin comprising epoxy resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/022—Mechanical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment

Definitions

  • the embodiment of the present invention relates to the field of power equipment, in particular to a sound insulation device.
  • the sound insulation cover is usually used for noise treatment. Due to some transformers, shunt reactors, smoothing reactors and other reactors are placed outdoors for a long time and are in uninterrupted live operation.
  • the sound insulation cover for the sound insulation of transformers, shunt reactors, smoothing reactors and other reactors in order to play the role of flame retardancy, weather resistance, and insulation, generally uses a hollow structure for the internal interlayer to achieve sound insulation effects , But its sound insulation and noise reduction effect is very limited, so it is urgent to propose a new sound insulation material to effectively isolate the noise generated by transformers, shunt reactors, smoothing reactors and other reactors.
  • the technical problem to be solved by the embodiments of the present invention is to overcome the defect of limited sound insulation and noise reduction effects of reactors such as transformers, shunt reactors, smoothing reactors, etc. in the prior art, thereby providing a sound insulation device.
  • An embodiment of the present invention provides a sound insulation device, including: a first sound insulation layer and a second sound insulation layer, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer.
  • a sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, the first sound insulation layer and the sound absorption layer, the second sound insulation layer and the sound absorption layer
  • the layers are connected by an adhesive layer.
  • a plurality of sound absorption layers are stacked between the first sound insulation layer and the second sound insulation layer, the first sound insulation layer and the sound absorption layer, and the second sound insulation layer and the absorption layer
  • the sound layer and the plurality of sound absorption layers are connected by an adhesive layer.
  • the material of the first sound insulation layer and the second sound insulation layer includes any one of epoxy resin board, polyvinyl chloride board, calcium silicate board, gypsum board, and glass fiber reinforced plastic.
  • the materials used for the first sound insulation layer and the second sound insulation layer are different.
  • the material of the first adhesive layer and the second adhesive layer includes silicone gel, and the thickness of the silicone gel ranges from 2 mm to 4 mm.
  • the sound-absorbing layer includes: a sound-absorbing layer panel and a honeycomb panel, and the sound-absorbing layer panel is disposed on the lower surface of the honeycomb panel.
  • the honeycomb panel is a hexagonal plastic honeycomb panel
  • the thickness of the hexagonal plastic honeycomb panel is 10mm-30mm
  • the hexagonal side length is 6mm
  • the wall thickness is 0.5mm-1mm.
  • the first sound insulation layer or the second sound insulation layer is an epoxy resin board or a polyvinyl chloride board, and the thickness of the epoxy resin board or the polyvinyl chloride board is in the range of 5mm-10mm; the ring The surface density of the oxygen resin board or polyvinyl chloride board is 3kg/m 2 -10kg/m 2 .
  • the first sound insulation layer or the second sound insulation layer is calcium silicate board and gypsum board
  • the thickness of the calcium silicate board or gypsum board is in the range of 5mm-10mm
  • the calcium silicate board or The areal density of gypsum board ranges from 15kg/m 2 to 30kg/m 2 .
  • the first sound insulation layer and the second sound insulation layer are arranged, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, wherein the first/ The second sound insulation layer has sound insulation performance, and the sound absorption layer has a sound absorption effect, thereby achieving a good sound insulation effect.
  • Fig. 1 is a schematic diagram of a specific example of a sound insulation device in an embodiment of the present invention
  • FIG. 2 is a schematic diagram of a specific example of the sound insulation device in the embodiment of the present invention.
  • Fig. 3 is a schematic diagram of a specific example of the sound insulation device in the embodiment of the present invention.
  • Fig. 4 is a graph showing the test results of the sound insulation device and the comparative example in several embodiments of the present invention.
  • connection should be interpreted broadly. For example, they may be fixed connections or Removable connection or integral connection; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can also be the internal connection of the two components, it can be wireless connection or it can be It is a wired connection.
  • connection should be interpreted broadly. For example, they may be fixed connections or Removable connection or integral connection; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can also be the internal connection of the two components, it can be wireless connection or it can be It is a wired connection.
  • An embodiment of the present invention provides a sound insulation device, which includes a first sound insulation layer and a second sound insulation layer, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer.
  • two sound absorption layers are provided between the first sound insulation layer and the second sound insulation layer as an example.
  • the first sound insulation layer 101 and the first sound insulation layer 101 are stacked in sequence.
  • the first sound insulation layer 101 and the second sound insulation layer 104 can be made of any anti-corrosion, insulation, and flame-retardant material, such as gypsum board, calcium carbonate board, etc.; the first sound absorption layer 102, the second sound absorption layer 103 It can be any structural material with a closed cavity, such as a plastic plate with a circular hole-like structure.
  • the first sound insulation layer 101, the first sound absorption layer 102, the second sound absorption layer 103, and the second sound insulation layer 104 can be combined into a detachable sound insulation device in a plug-in manner, or they can be bonded by glue. become.
  • the material and thickness of each layer and the connection mode of each layer are not limited in the embodiment of the present invention, and those skilled in the art can determine according to needs.
  • the first sound insulation layer and the second sound insulation layer are arranged, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, wherein the first/ The second sound insulation layer has sound insulation performance, and the sound absorption layer has a sound absorption effect, thereby achieving a good sound insulation effect.
  • a sound absorbing layer is laminated between the first sound insulation layer and the second sound insulation layer, and between the first sound insulation layer and the sound absorption layer, and the second sound insulation layer and the sound absorption layer Connected by adhesive layer.
  • the first sound insulation layer 201, the first adhesive layer 202, the sound absorption layer 203, the second adhesive layer 204, and the second sound insulation layer 205 are taken as examples for description.
  • the first adhesive layer 202 and the second adhesive layer 204 can be any material that has the function of connecting, damping, and breaking the sound bridge, such as damping gel.
  • the material of the bonding layer is not limited, and those skilled in the art can determine it according to needs.
  • the first sound insulation layer 201 and the second sound insulation layer 205 are made of any kind of anti-corrosion, insulation and flame retardant materials, such as gypsum board, calcium carbonate board, etc.; the sound absorption layer 203 can be any kind with a closed The structural material of the cavity, such as a plastic plate with a circular hole-like structure.
  • the sound insulation device provided by the embodiment of the present invention realizes the connection between the various layers through the adhesive layer.
  • the adhesive layer can be used as a damping layer to realize the effect of consuming vibration and interrupting the sound bridge, thereby further improving the sound insulation of the sound insulation device. Effect.
  • a plurality of sound absorption layers are stacked between the first sound insulation layer and the second sound insulation layer, the first sound insulation layer and the sound absorption layer, the second sound insulation layer and the sound absorption layer, and the The multiple sound-absorbing layers are connected by an adhesive layer.
  • the materials of the first sound insulation layer and the second sound insulation layer include any of epoxy resin board, polyvinyl chloride board, calcium silicate board, gypsum board, and glass fiber reinforced plastic. A sort of.
  • the materials used for the first sound insulation layer and the second sound insulation layer are different. That is, when the first sound insulation layer is a polyvinyl chloride board, the second sound insulation layer is not a polyvinyl chloride board, but may be a gypsum board, a calcium silicate board, or the like.
  • materials with different acoustic impedances are selected for the first sound insulation layer and the second sound insulation layer, which can reduce resonance and improve the anastomosis effect. Different impedances cause different frequencies of sound waves to be refracted and reflected on various interfaces to achieve the purpose of consuming sound energy.
  • the materials of the first adhesive layer and the second adhesive layer include silicone gel; the thickness of the silicone gel ranges from 2 mm to 4 mm.
  • Silicone gel has good sealing, adhesion, and weather resistance. In addition to its connection effect, it can be regarded as a damping material, which inhibits the vibration and resonance between the plates, prevents the rigid connection of the plates and damages the "sound bridge".
  • the silicone gel is squeezed and deformed by vibration, which improves the sound insulation of the resonant audio frequency region and the coincident audio frequency region.
  • the sound absorption layer includes: a sound absorption layer panel 301 and a honeycomb panel 302, the sound absorption layer panel 301 is disposed on the upper and lower surfaces of the honeycomb panel 302;
  • the honeycomb panel 302 is a hexagonal plastic honeycomb panel; the thickness of the hexagonal plastic honeycomb panel is 10mm-20mm, the hexagonal side length is 6mm, and the wall thickness is 0.5mm-1mm.
  • the sound-absorbing layer structure is composed of upper and lower sound-absorbing layer panels 301 and the middle honeycomb panel 302, which is light in weight and has sufficient strength.
  • the first sound insulation layer or the second sound insulation layer is an epoxy resin board or a polyvinyl chloride board, and the thickness range of the epoxy resin board or the polyvinyl chloride board is 5mm-10mm; the surface density of the epoxy resin board or polyvinyl chloride board is 3kg/m 2 -10kg/m 2 .
  • the first sound insulation layer or the second sound insulation layer is calcium silicate board and gypsum board
  • the thickness of the calcium silicate board or gypsum board is in the range of 5mm-10mm
  • the areal density of the calcium silicate board or gypsum board ranges from 15 kg/m 2 to 30 kg/m 2 .
  • the first sound insulation layer 101 is a polyvinyl chloride board with a thickness of 5 mm
  • the second sound insulation layer 105 is a gypsum board with a thickness of 10 mm
  • the first adhesive layer 102 and the second adhesive layer 104 are Silicone gel with a thickness of 3mm
  • the sound-absorbing layer 103 includes a sound-absorbing layer panel 301 and a honeycomb panel 302.
  • the sound-absorbing layer panel 301 is arranged on the upper and lower surfaces of the honeycomb panel 302.
  • the sound-absorbing layer panel 301 is a polyvinyl chloride panel.
  • the thickness is 0.5mm.
  • the honeycomb panel 302 is a hexagonal plastic honeycomb panel with a thickness of 20mm and a hexagonal side length of 6mm.
  • the sound insulation performance test results are shown in Figure 4.
  • the first sound insulation layer 101 is an epoxy resin board with a thickness of 10 mm
  • the second sound insulation layer 105 is a calcium silicate board with a thickness of 10 mm
  • the first adhesive layer 102 and the second adhesive layer 104 It is a silicone gel with a thickness of 3mm
  • the sound-absorbing layer 103 includes a sound-absorbing layer panel 301 and a honeycomb panel 302.
  • the sound-absorbing layer panel 301 is arranged on the upper and lower surfaces of the honeycomb panel 302, wherein the sound-absorbing layer panel 301 is a polyvinyl chloride panel ,
  • the thickness is 0.5mm
  • the honeycomb panel 302 is a hexagonal plastic honeycomb panel with a thickness of 25mm and a hexagonal side length of 6mm.
  • the sound insulation performance test results are shown in Figure 4.
  • the first sound insulation layer 101 is a calcium silicate board with a thickness of 10 mm
  • the second sound insulation layer 105 is an epoxy resin board with a thickness of 10 mm
  • the first adhesive layer 102 and the second adhesive layer 104 It is a silicone gel with a thickness of 3mm
  • the sound-absorbing layer 103 includes a sound-absorbing layer panel 301 and a honeycomb panel 302.
  • the sound-absorbing layer panel 301 is arranged on the upper and lower surfaces of the honeycomb panel 302.
  • the sound-absorbing layer panel 301 is a polyvinyl chloride panel.
  • the thickness is 1mm
  • the honeycomb panel 302 is a hexagonal plastic honeycomb panel with a thickness of 30mm and a hexagonal side length of 6mm.
  • the sound insulation performance test results are shown in Figure 4.
  • Comparative example 1 The first sound insulation layer 101 calcium silicate board, thickness 10mm, the second sound insulation layer 105 is epoxy resin board, thickness 10mm, with a 30mm cavity in the middle.
  • the sound insulation performance test results are shown in Figure 4. .
  • Comparative Example 1 is a prior art solution. It can be seen from FIG. 4 that at about 1600HZ, the sound insulation of Comparative Example 1 has a sudden change and the sound insulation performance is greatly reduced. However, the sound insulation devices in the embodiments of the present invention are not greatly affected. As a result, the sound insulation performance is more stable, so that the solution in the embodiment of the present invention can improve the sound insulation performance of the resonance region.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)

Abstract

Provided is a sound insulation apparatus, comprising a first sound insulation layer (101, 201) and a second sound insulation layer (104, 205), wherein at least one sound absorption layer (102, 103, 203) is laminated between the first sound insulation layer (101, 201) and the second sound insulation layer (104, 205). A first sound insulation layer (101, 201) and a second sound insulation layer (104, 205) are provided, and at least one sound absorption layer (102, 103, 203) is laminated between the first sound insulation layer (101, 201) and the second sound insulation layer (104, 205), wherein the first/second sound insulation layer has a sound insulation property, and the sound absorption layer has an absorption effect on sounds, so that a good sound insulation effect is achieved in order to meet the noise reduction requirements of a transformer, a reactor and a flat wave reactor.

Description

一种隔声装置Sound insulation device
相关申请的交叉引用Cross-references to related applications
本申请基于申请号为202010576824.9、申请日为2020年06月22日的中国专利申请提出，并要求该中国专利申请的优先权，该中国专利申请的全部内容在此引入本申请作为参考。This application is filed based on a Chinese patent application with an application number of 202010576824.9 and an application date of June 22, 2020, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated into this application by reference.
技术领域Technical field
本发明实施例涉及电力设备领域，具体涉及一种隔声装置。The embodiment of the present invention relates to the field of power equipment, in particular to a sound insulation device.
背景技术Background technique
目前通常采用隔声罩方式进行噪声处理。由于部分变压器，并联电抗器、平波电抗器等电抗器长期置于室外，且处于不间断的带电运行状态。相关技术中，对变压器，并联电抗器、平波电抗器等电抗器进行隔声的隔声罩为了起到阻燃、耐候、绝缘的作用，其内部夹层一般采用中空结构，以达到隔声效果，但其隔声降噪效果十分有限，所以亟待提出一种新的隔声材料对变压器，并联电抗器、平波电抗器等电抗器产生的噪声进行有效隔绝。At present, the sound insulation cover is usually used for noise treatment. Due to some transformers, shunt reactors, smoothing reactors and other reactors are placed outdoors for a long time and are in uninterrupted live operation. In the related art, the sound insulation cover for the sound insulation of transformers, shunt reactors, smoothing reactors and other reactors, in order to play the role of flame retardancy, weather resistance, and insulation, generally uses a hollow structure for the internal interlayer to achieve sound insulation effects , But its sound insulation and noise reduction effect is very limited, so it is urgent to propose a new sound insulation material to effectively isolate the noise generated by transformers, shunt reactors, smoothing reactors and other reactors.
发明内容Summary of the invention
因此，本发明实施例要解决的技术问题在于克服现有技术中的对变压器，并联电抗器、平波电抗器等电抗器的隔声降噪效果有限的缺陷，从而提供一种隔声装置。Therefore, the technical problem to be solved by the embodiments of the present invention is to overcome the defect of limited sound insulation and noise reduction effects of reactors such as transformers, shunt reactors, smoothing reactors, etc. in the prior art, thereby providing a sound insulation device.
本发明实施例提供一种隔声装置，包括：第一隔声层和第二隔声层， 所述第一隔声层和所述第二隔声层之间层叠设置至少一个吸声层。An embodiment of the present invention provides a sound insulation device, including: a first sound insulation layer and a second sound insulation layer, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer.
可选地，所述第一隔声层和所述第二隔声层之间层叠设置一个吸声层，第一隔声层与所述吸声层、第二隔声层与所述吸声层之间通过粘接层连接。Optionally, a sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, the first sound insulation layer and the sound absorption layer, the second sound insulation layer and the sound absorption layer The layers are connected by an adhesive layer.
可选地，所述第一隔声层和所述第二隔声层之间层叠设置多个吸声层，第一隔声层与所述吸声层、第二隔声层与所述吸声层以及多个所述吸声层之间通过粘接层连接。Optionally, a plurality of sound absorption layers are stacked between the first sound insulation layer and the second sound insulation layer, the first sound insulation layer and the sound absorption layer, and the second sound insulation layer and the absorption layer The sound layer and the plurality of sound absorption layers are connected by an adhesive layer.
可选地，所述第一隔声层和所述第二隔声层的材料包括：环氧树脂板、聚氯乙烯板、硅酸钙板、石膏板、玻璃钢中的任意一种。Optionally, the material of the first sound insulation layer and the second sound insulation layer includes any one of epoxy resin board, polyvinyl chloride board, calcium silicate board, gypsum board, and glass fiber reinforced plastic.
可选地，所述第一隔声层和所述第二隔声层使用的材料不同。Optionally, the materials used for the first sound insulation layer and the second sound insulation layer are different.
可选地，所述第一粘接层和所述第二粘接层的材料包括有机硅凝胶，所述有机硅凝胶厚度范围为2mm-4mm。Optionally, the material of the first adhesive layer and the second adhesive layer includes silicone gel, and the thickness of the silicone gel ranges from 2 mm to 4 mm.
可选地，所述吸声层包括：吸声层面板以及蜂窝板，所述吸声层面板设置于蜂窝板上下表面。Optionally, the sound-absorbing layer includes: a sound-absorbing layer panel and a honeycomb panel, and the sound-absorbing layer panel is disposed on the lower surface of the honeycomb panel.
可选地，所述蜂窝板为六角形塑料蜂窝板，所述六角形塑料蜂窝板厚度为10mm-30mm，六角边长6mm，壁厚0.5mm-1mm。Optionally, the honeycomb panel is a hexagonal plastic honeycomb panel, the thickness of the hexagonal plastic honeycomb panel is 10mm-30mm, the hexagonal side length is 6mm, and the wall thickness is 0.5mm-1mm.
可选地，所述第一隔声层或第二隔声层为环氧树脂板或聚氯乙烯板，所述环氧树脂板或聚氯乙烯板的厚度范围为5mm-10mm；所述环氧树脂板或聚氯乙烯板的面密度3kg/m 2-10kg/m 2。 Optionally, the first sound insulation layer or the second sound insulation layer is an epoxy resin board or a polyvinyl chloride board, and the thickness of the epoxy resin board or the polyvinyl chloride board is in the range of 5mm-10mm; the ring The surface density of the oxygen resin board or polyvinyl chloride board is 3kg/m 2 -10kg/m 2 .
可选地，所述第一隔声层或第二隔声层为硅酸钙板和石膏板，所述硅酸钙板或石膏板的厚度范围为5mm-10mm，所述硅酸钙板或石膏板的面密度范围为15kg/m 2-30kg/m 2。 Optionally, the first sound insulation layer or the second sound insulation layer is calcium silicate board and gypsum board, the thickness of the calcium silicate board or gypsum board is in the range of 5mm-10mm, and the calcium silicate board or The areal density of gypsum board ranges from 15kg/m 2 to 30kg/m 2 .
本发明实施例中的技术方案，具有如下优点：The technical solution in the embodiment of the present invention has the following advantages:
本发明实施例提供的隔声装置，通过设置第一隔声层和第二隔声层以及第一隔声层和第二隔声层之间层叠设置至少一个吸声层，其中，第一/第二隔声层具有隔声性能，吸声层对声音具有吸收作用，从而达到良好的隔 声效果。In the sound insulation device provided by the embodiment of the present invention, the first sound insulation layer and the second sound insulation layer are arranged, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, wherein the first/ The second sound insulation layer has sound insulation performance, and the sound absorption layer has a sound absorption effect, thereby achieving a good sound insulation effect.
附图说明Description of the drawings
图1为本发明实施例中隔声装置的一个具体示例的原理图；Fig. 1 is a schematic diagram of a specific example of a sound insulation device in an embodiment of the present invention;
图2为本发明实施例中隔声装置的一个具体示例的原理图；2 is a schematic diagram of a specific example of the sound insulation device in the embodiment of the present invention;
图3为本发明实施例中隔声装置的一个具体示例的原理图；Fig. 3 is a schematic diagram of a specific example of the sound insulation device in the embodiment of the present invention;
图4为多个本发明实施例中隔声装置和对比例的试验结果图。Fig. 4 is a graph showing the test results of the sound insulation device and the comparative example in several embodiments of the present invention.
具体实施方式detailed description
下面将结合附图对本发明实施例的技术方案进行清楚、完整地描述，显然，所描述的实施例是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
在本发明实施例的描述中，需要说明的是，术语“上”、“下”等指示的方位或位置关系为基于附图3所示的方位或位置关系，仅是为了便于描述本发明实施例和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明实施例的限制。此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性。In the description of the embodiments of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper" and "lower" are based on the orientation or positional relationship shown in FIG. Examples and simplified descriptions do not indicate or imply that the pointed device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the embodiments of the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance.
在本发明实施例的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，还可以是两个元件内部的连通，可以是无线连接，也可以是有线连接。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本发明实施例中的具体含义。In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly defined and defined, the terms "installation", "connection", and "connection" should be interpreted broadly. For example, they may be fixed connections or Removable connection or integral connection; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can also be the internal connection of the two components, it can be wireless connection or it can be It is a wired connection. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the embodiments of the present invention can be understood in specific situations.
此外，下面所描述的本发明不同实施方式中所涉及的技术特征只要彼 此之间未构成冲突就可以相互结合。In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
本发明实施例提供一种隔声装置，包括：第一隔声层和第二隔声层，第一隔声层和第二隔声层之间层叠设置至少一个吸声层。An embodiment of the present invention provides a sound insulation device, which includes a first sound insulation layer and a second sound insulation layer, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer.
本发明实施例中以在第一隔声层和第二隔声层之间设置两个吸声层为例进行说明，如图1所示，依次层叠设置有第一隔声层101、第一吸声层102、第二吸声层103以及第二隔声层104。In the embodiment of the present invention, two sound absorption layers are provided between the first sound insulation layer and the second sound insulation layer as an example. As shown in FIG. 1, the first sound insulation layer 101 and the first sound insulation layer 101 are stacked in sequence. The sound absorption layer 102, the second sound absorption layer 103 and the second sound insulation layer 104.
第一隔声层101和第二隔声层104可以由任意一种抗腐蚀、绝缘、阻燃材料构成，比如石膏板、碳酸钙板等；第一吸声层102、第二吸声层103可以是有任意一种带有封闭空腔的结构材料，比如带有圆形孔状结构的塑料板。第一隔声层101、第一吸声层102、第二吸声层103以及第二隔声层104之间可以以插接方式组合为可拆卸隔声装置，也可以通过粘胶粘接而成。本发明实施例各层材料及厚度以及各层连接方式不做限定，本领域技术人员可以根据需要确定。The first sound insulation layer 101 and the second sound insulation layer 104 can be made of any anti-corrosion, insulation, and flame-retardant material, such as gypsum board, calcium carbonate board, etc.; the first sound absorption layer 102, the second sound absorption layer 103 It can be any structural material with a closed cavity, such as a plastic plate with a circular hole-like structure. The first sound insulation layer 101, the first sound absorption layer 102, the second sound absorption layer 103, and the second sound insulation layer 104 can be combined into a detachable sound insulation device in a plug-in manner, or they can be bonded by glue. become. The material and thickness of each layer and the connection mode of each layer are not limited in the embodiment of the present invention, and those skilled in the art can determine according to needs.
本发明实施例提供的隔声装置，通过设置第一隔声层和第二隔声层以及第一隔声层和第二隔声层之间层叠设置至少一个吸声层，其中，第一/第二隔声层具有隔声性能，吸声层对声音具有吸收作用，从而达到良好的隔声效果。In the sound insulation device provided by the embodiment of the present invention, the first sound insulation layer and the second sound insulation layer are arranged, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, wherein the first/ The second sound insulation layer has sound insulation performance, and the sound absorption layer has a sound absorption effect, thereby achieving a good sound insulation effect.
作为一种可选的实施方式，第一隔声层和第二隔声层之间层叠设置一个吸声层，第一隔声层与吸声层、第二隔声层与吸声层之间通过粘接层连接。As an optional embodiment, a sound absorbing layer is laminated between the first sound insulation layer and the second sound insulation layer, and between the first sound insulation layer and the sound absorption layer, and the second sound insulation layer and the sound absorption layer Connected by adhesive layer.
本发明实施例中，如图2所示，以第一隔声层201、第一粘接层202、吸声层203、第二粘接层204、第二隔声层205为例进行说明。第一粘接层202和第二粘接层204可以是任意一种具有连接、阻尼、打断声桥作用的材料，比如阻尼凝胶，本发明实施例对第一粘接层和第二粘接层的材料不做限制，本领域技术人员可以根据需要确定。第一隔声层201、第二隔声层 205的由任意一种抗腐蚀、绝缘、阻燃材料构成，比如石膏板、碳酸钙板等；吸声层203可以是有任意一种带有封闭空腔的结构材料，比如带有圆形孔状结构的塑料板。本发明实施例提供的隔声装置，通过粘接层实现各个层之间的连接，粘接层可以作为阻尼层，实现消耗振动量，打断声桥的作用，进一步提高隔声装置的隔声效果。In the embodiment of the present invention, as shown in FIG. 2, the first sound insulation layer 201, the first adhesive layer 202, the sound absorption layer 203, the second adhesive layer 204, and the second sound insulation layer 205 are taken as examples for description. The first adhesive layer 202 and the second adhesive layer 204 can be any material that has the function of connecting, damping, and breaking the sound bridge, such as damping gel. The material of the bonding layer is not limited, and those skilled in the art can determine it according to needs. The first sound insulation layer 201 and the second sound insulation layer 205 are made of any kind of anti-corrosion, insulation and flame retardant materials, such as gypsum board, calcium carbonate board, etc.; the sound absorption layer 203 can be any kind with a closed The structural material of the cavity, such as a plastic plate with a circular hole-like structure. The sound insulation device provided by the embodiment of the present invention realizes the connection between the various layers through the adhesive layer. The adhesive layer can be used as a damping layer to realize the effect of consuming vibration and interrupting the sound bridge, thereby further improving the sound insulation of the sound insulation device. Effect.
作为一种可选的实施方式，第一隔声层和第二隔声层之间层叠设置多个吸声层，第一隔声层与吸声层、第二隔声层与吸声层以及多个吸声层之间通过粘接层连接。As an optional embodiment, a plurality of sound absorption layers are stacked between the first sound insulation layer and the second sound insulation layer, the first sound insulation layer and the sound absorption layer, the second sound insulation layer and the sound absorption layer, and the The multiple sound-absorbing layers are connected by an adhesive layer.
作为本发明实施例一种可选的实施方式，第一隔声层和第二隔声层的材料包括：环氧树脂板、聚氯乙烯板、硅酸钙板、石膏板、玻璃钢中的任意一种。As an optional implementation of the embodiment of the present invention, the materials of the first sound insulation layer and the second sound insulation layer include any of epoxy resin board, polyvinyl chloride board, calcium silicate board, gypsum board, and glass fiber reinforced plastic. A sort of.
作为本发明实施例一种可选的实施方式，第一隔声层和第二隔声层使用的材料不同。也即，当第一隔声层为聚氯乙烯板时，第二隔声层不为聚氯乙烯板，可以是石膏板、硅酸钙板等。本发明实施例提供的隔声装置，第一隔声层、第二隔声层选择不同声阻抗的材料，可减弱共振并改善吻合效应，各层之间选用不同材质的材料组合，各层材料阻抗不同，使得不同频率声波在各种分界面上产生折射、反射，以达到消耗声能的目的，错开共振与临界吻合频率，从而达到高效吸隔声的效果，以匹配变压器，并联电抗器、平波电抗器等电抗器降噪需求。在本发明实施例中对各层材料还可以采用不同的厚度，进一步改善共振区域的隔声效果。As an optional implementation manner of the embodiment of the present invention, the materials used for the first sound insulation layer and the second sound insulation layer are different. That is, when the first sound insulation layer is a polyvinyl chloride board, the second sound insulation layer is not a polyvinyl chloride board, but may be a gypsum board, a calcium silicate board, or the like. In the sound insulation device provided by the embodiment of the present invention, materials with different acoustic impedances are selected for the first sound insulation layer and the second sound insulation layer, which can reduce resonance and improve the anastomosis effect. Different impedances cause different frequencies of sound waves to be refracted and reflected on various interfaces to achieve the purpose of consuming sound energy. Stagger the resonance and the critical coincidence frequency to achieve the effect of high-efficiency sound absorption and insulation, to match the transformer, parallel reactors, Noise reduction requirements of reactors such as smoothing reactors. In the embodiment of the present invention, different thicknesses can be used for each layer of material to further improve the sound insulation effect of the resonance area.
作为本发明实施例一种可选的实施方式，第一粘接层和所述第二粘接层的材料包括有机硅凝胶；有机硅凝胶厚度范围为2mm-4mm。有机硅凝胶具有良好的密封性，粘附性，耐候性能，其除开具有连接作用外，可视为阻尼材料，抑制了板之间的振动共振，防止板材刚性连接，破坏“声桥”，当声波入射有机硅凝胶时，有机硅凝胶受振动而被挤压变形，改善了共振 声频区和吻合声频区的隔声量。As an optional implementation of the embodiment of the present invention, the materials of the first adhesive layer and the second adhesive layer include silicone gel; the thickness of the silicone gel ranges from 2 mm to 4 mm. Silicone gel has good sealing, adhesion, and weather resistance. In addition to its connection effect, it can be regarded as a damping material, which inhibits the vibration and resonance between the plates, prevents the rigid connection of the plates and damages the "sound bridge". When sound waves enter the silicone gel, the silicone gel is squeezed and deformed by vibration, which improves the sound insulation of the resonant audio frequency region and the coincident audio frequency region.
作为本发明实施例一种可选的实施方式，吸声层，如图3所示，包括：吸声层面板301以及蜂窝板302，所述吸声层面板301设置于蜂窝板302上下表面；蜂窝板302为六角形塑料蜂窝板；六角形塑料蜂窝板厚度为10mm-20mm，六角边长6mm，壁厚0.5mm-1mm。吸声层结构由上下两层吸声层面板301和中间蜂窝板302组成，质量轻，且具有足够强度，由于蜂窝板302结构中存在多个封闭的空腔，当声波经过时受到极大阻碍，在空腔界面之间反复反射消耗声能，对低频的噪声具有较好的隔绝作用，改善共振区域隔声性能。As an optional implementation of the embodiment of the present invention, the sound absorption layer, as shown in FIG. 3, includes: a sound absorption layer panel 301 and a honeycomb panel 302, the sound absorption layer panel 301 is disposed on the upper and lower surfaces of the honeycomb panel 302; The honeycomb panel 302 is a hexagonal plastic honeycomb panel; the thickness of the hexagonal plastic honeycomb panel is 10mm-20mm, the hexagonal side length is 6mm, and the wall thickness is 0.5mm-1mm. The sound-absorbing layer structure is composed of upper and lower sound-absorbing layer panels 301 and the middle honeycomb panel 302, which is light in weight and has sufficient strength. Because there are multiple closed cavities in the honeycomb panel 302 structure, it is greatly hindered when sound waves pass by , Repeated reflection between the cavity interfaces consumes sound energy, has a better insulation effect on low-frequency noise, and improves the sound insulation performance of the resonance area.
作为本发明实施例一种可选的实施方式，第一隔声层或第二隔声层为环氧树脂板或聚氯乙烯板，所述环氧树脂板或聚氯乙烯板的厚度范围为5mm-10mm；所述环氧树脂板或聚氯乙烯板的面密度3kg/m 2-10kg/m 2。 As an optional implementation of the embodiment of the present invention, the first sound insulation layer or the second sound insulation layer is an epoxy resin board or a polyvinyl chloride board, and the thickness range of the epoxy resin board or the polyvinyl chloride board is 5mm-10mm; the surface density of the epoxy resin board or polyvinyl chloride board is 3kg/m 2 -10kg/m 2 .
作为本发明实施例一种可选的实施方式，第一隔声层或第二隔声层为硅酸钙板和石膏板，所述硅酸钙板或石膏板的厚度范围为5mm-10mm，所述硅酸钙板或石膏板的面密度范围为15kg/m 2-30kg/m 2。 As an optional implementation of the embodiment of the present invention, the first sound insulation layer or the second sound insulation layer is calcium silicate board and gypsum board, and the thickness of the calcium silicate board or gypsum board is in the range of 5mm-10mm, The areal density of the calcium silicate board or gypsum board ranges from 15 kg/m 2 to 30 kg/m 2 .
本发明的实施例1：第一隔声层101为聚氯乙烯板，厚度5mm；第二隔声层105为石膏板，厚度为10mm；第一粘接层102和第二粘接层104为有机硅凝胶，厚度为3mm；吸声层103包括吸声层面板301以及蜂窝板302，吸声层面板301设置于蜂窝板302上下表面，其中，吸声层面板301为聚氯乙烯板，厚度为0.5mm，蜂窝板302为六角形塑料蜂窝板，厚度为20mm，六角边长6mm，其隔声性能试验结果如图4所示。Embodiment 1 of the present invention: the first sound insulation layer 101 is a polyvinyl chloride board with a thickness of 5 mm; the second sound insulation layer 105 is a gypsum board with a thickness of 10 mm; the first adhesive layer 102 and the second adhesive layer 104 are Silicone gel with a thickness of 3mm; the sound-absorbing layer 103 includes a sound-absorbing layer panel 301 and a honeycomb panel 302. The sound-absorbing layer panel 301 is arranged on the upper and lower surfaces of the honeycomb panel 302. The sound-absorbing layer panel 301 is a polyvinyl chloride panel. The thickness is 0.5mm. The honeycomb panel 302 is a hexagonal plastic honeycomb panel with a thickness of 20mm and a hexagonal side length of 6mm. The sound insulation performance test results are shown in Figure 4.
本发明的实施例2：第一隔声层101为环氧树脂板，厚度10mm；第二隔声层105为硅酸钙板，厚度10mm；第一粘接层102和第二粘接层104为有机硅凝胶，厚度为3mm；吸声层103包括吸声层面板301以及蜂窝板302，吸声层面板301设置于蜂窝板302上下表面，其中，吸声层面板301 为聚氯乙烯板，厚度为0.5mm，蜂窝板302为六角形塑料蜂窝板，厚度为25mm，六角边长6mm，其隔声性能效果试验结果如图4所示。Embodiment 2 of the present invention: the first sound insulation layer 101 is an epoxy resin board with a thickness of 10 mm; the second sound insulation layer 105 is a calcium silicate board with a thickness of 10 mm; the first adhesive layer 102 and the second adhesive layer 104 It is a silicone gel with a thickness of 3mm; the sound-absorbing layer 103 includes a sound-absorbing layer panel 301 and a honeycomb panel 302. The sound-absorbing layer panel 301 is arranged on the upper and lower surfaces of the honeycomb panel 302, wherein the sound-absorbing layer panel 301 is a polyvinyl chloride panel , The thickness is 0.5mm, and the honeycomb panel 302 is a hexagonal plastic honeycomb panel with a thickness of 25mm and a hexagonal side length of 6mm. The sound insulation performance test results are shown in Figure 4.
本发明的实施例3：第一隔声层101为硅酸钙板，厚度10mm；第二隔声层105为环氧树脂板，厚度10mm；第一粘接层102和第二粘接层104为有机硅凝胶，厚度为3mm；吸声层103包括吸声层面板301以及蜂窝板302，吸声层面板301设置于蜂窝板302上下表面，其中，吸声层面板301为聚氯乙烯板，厚度为1mm，蜂窝板302为六角形塑料蜂窝板，厚度为30mm，六角边长6mm，其隔声性能试验结果如图4所示。Embodiment 3 of the present invention: the first sound insulation layer 101 is a calcium silicate board with a thickness of 10 mm; the second sound insulation layer 105 is an epoxy resin board with a thickness of 10 mm; the first adhesive layer 102 and the second adhesive layer 104 It is a silicone gel with a thickness of 3mm; the sound-absorbing layer 103 includes a sound-absorbing layer panel 301 and a honeycomb panel 302. The sound-absorbing layer panel 301 is arranged on the upper and lower surfaces of the honeycomb panel 302. The sound-absorbing layer panel 301 is a polyvinyl chloride panel. , The thickness is 1mm, and the honeycomb panel 302 is a hexagonal plastic honeycomb panel with a thickness of 30mm and a hexagonal side length of 6mm. The sound insulation performance test results are shown in Figure 4.
对比例1：第一隔声层101硅酸钙板，厚度10mm，第二隔声层105为环氧树脂板，厚度10mm，中间设置30mm空腔，其隔声性能测试结果如图4所示。Comparative example 1: The first sound insulation layer 101 calcium silicate board, thickness 10mm, the second sound insulation layer 105 is epoxy resin board, thickness 10mm, with a 30mm cavity in the middle. The sound insulation performance test results are shown in Figure 4. .
对比例1为现有技术方案，由图4可知，在1600HZ左右时，对比例1的隔声量产生突变，隔声性能大幅降低，而本发明实施例中的隔声装置均并未受到很大影响，隔声性能更加稳定，从而本发明实施例中的方案能够改善共振区域隔声性能。Comparative Example 1 is a prior art solution. It can be seen from FIG. 4 that at about 1600HZ, the sound insulation of Comparative Example 1 has a sudden change and the sound insulation performance is greatly reduced. However, the sound insulation devices in the embodiments of the present invention are not greatly affected. As a result, the sound insulation performance is more stable, so that the solution in the embodiment of the present invention can improve the sound insulation performance of the resonance region.
显然，上述本发明实施例仅仅是为清楚地说明所作的举例，而并非对实施方式的限定。对于所属领域的普通技术人员来说，在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引伸出的显而易见的变化或变动仍处于本发明创造的保护范围之中。Obviously, the foregoing embodiments of the present invention are merely examples for clear description, and are not intended to limit the implementation manner. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is unnecessary and impossible to list all the implementation methods here. The obvious changes or changes derived from this are still within the protection scope created by the present invention.

Claims (10)

  1. 一种隔声装置，包括：第一隔声层和第二隔声层，所述第一隔声层和所述第二隔声层之间层叠设置至少一个吸声层。A sound insulation device includes: a first sound insulation layer and a second sound insulation layer, and at least one sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer.
  2. 根据权利要求1所述的隔声装置，所述第一隔声层和所述第二隔声层之间层叠设置一个吸声层，所述第一隔声层与所述吸声层、所述第二隔声层与所述吸声层之间通过粘接层连接。The sound insulation device according to claim 1, wherein a sound absorption layer is laminated between the first sound insulation layer and the second sound insulation layer, and the first sound insulation layer and the sound absorption layer, the The second sound insulation layer and the sound absorption layer are connected by an adhesive layer.
  3. 根据权利要求1所述的隔声装置，所述第一隔声层和所述第二隔声层之间层叠设置多个吸声层，所述第一隔声层与所述吸声层、所述第二隔声层与所述吸声层以及多个所述吸声层之间通过粘接层连接。The sound insulation device according to claim 1, wherein a plurality of sound absorption layers are stacked between the first sound insulation layer and the second sound insulation layer, and the first sound insulation layer and the sound absorption layer, The second sound insulation layer and the sound absorption layer and the plurality of sound absorption layers are connected by an adhesive layer.
  4. 根据权利要求1所述的隔声装置，所述第一隔声层和所述第二隔声层的材料包括：环氧树脂板、聚氯乙烯板、硅酸钙板、石膏板、玻璃钢中的任意一种。The sound insulation device according to claim 1, wherein the materials of the first sound insulation layer and the second sound insulation layer include: epoxy resin board, polyvinyl chloride board, calcium silicate board, gypsum board, glass fiber reinforced plastic Any kind of.
  5. 根据权利要求1所述的隔声装置，所述第一隔声层和所述第二隔声层使用的材料不同。The sound insulation device according to claim 1, wherein the materials used for the first sound insulation layer and the second sound insulation layer are different.
  6. 根据权利要求2或3所述的隔声装置，所述粘接层的材料包括有机硅凝胶，所述有机硅凝胶厚度范围为2mm-4mm。The sound insulation device according to claim 2 or 3, wherein the material of the adhesive layer includes silicone gel, and the thickness of the silicone gel ranges from 2 mm to 4 mm.
  7. 根据权利要求1所述的隔声装置，所述吸声层包括：吸声层面板以及蜂窝板，所述吸声层面板设置于蜂窝板上下表面。The sound insulation device according to claim 1, wherein the sound absorption layer comprises: a sound absorption layer panel and a honeycomb panel, and the sound absorption layer panel is disposed on the upper and lower surfaces of the honeycomb panel.
  8. 根据权利要求7所述的隔声装置，所述蜂窝板为六角形塑料蜂窝板，所述六角形塑料蜂窝板厚度为10mm-30mm，六角边长6mm，壁厚0.5mm-1mm。The sound insulation device according to claim 7, wherein the honeycomb panel is a hexagonal plastic honeycomb panel, the thickness of the hexagonal plastic honeycomb panel is 10mm-30mm, the hexagonal side length is 6mm, and the wall thickness is 0.5mm-1mm.
  9. 根据权利要求1所述的隔声装置，所述第一隔声层或第二隔声层为环氧树脂板或聚氯乙烯板，所述环氧树脂板或聚氯乙烯板的厚度范围为5mm-10mm；所述环氧树脂板或聚氯乙烯板的面密度3kg/m 2-10kg/m 2。 The sound insulation device according to claim 1, wherein the first sound insulation layer or the second sound insulation layer is an epoxy resin board or a polyvinyl chloride board, and the thickness range of the epoxy resin board or the polyvinyl chloride board is 5mm-10mm; the surface density of the epoxy resin board or polyvinyl chloride board is 3kg/m 2 -10kg/m 2 .
  10. 根据权利要求1所述的隔声装置，所述第一隔声层和第二隔声层 为硅酸钙板或石膏板，所述硅酸钙板或石膏板的厚度范围为5mm-10mm，所述硅酸钙板或石膏板的面密度范围为15kg/m 2-30kg/m 2。 The sound insulation device according to claim 1, wherein the first sound insulation layer and the second sound insulation layer are calcium silicate board or gypsum board, and the thickness of the calcium silicate board or gypsum board is in the range of 5mm-10mm, The areal density of the calcium silicate board or gypsum board ranges from 15 kg/m 2 to 30 kg/m 2 .
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CN2855729Y (en) * 2005-12-19 2007-01-10 郑百哲 Cellular plate made of pearlite
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