WO2020110320A1 - Matériau de dissipation de chaleur et d'insonorisation, dispositif ayant un matériau de dissipation de chaleur et d'insonorisation, et élément - Google Patents

Matériau de dissipation de chaleur et d'insonorisation, dispositif ayant un matériau de dissipation de chaleur et d'insonorisation, et élément Download PDF

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Publication number
WO2020110320A1
WO2020110320A1 PCT/JP2018/044324 JP2018044324W WO2020110320A1 WO 2020110320 A1 WO2020110320 A1 WO 2020110320A1 JP 2018044324 W JP2018044324 W JP 2018044324W WO 2020110320 A1 WO2020110320 A1 WO 2020110320A1
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WO
WIPO (PCT)
Prior art keywords
heat
heat dissipation
soundproof
sound
dissipating
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/044324
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English (en)
Japanese (ja)
Inventor
孝広 地主
田中　俊明
奈穂 押山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Resonac Corp
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Hitachi Chemical Co Ltd
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Filing date
Publication date
Application filed by Hitachi Chemical Co Ltd filed Critical Hitachi Chemical Co Ltd
Priority to PCT/JP2018/044324 priority Critical patent/WO2020110320A1/fr
Publication of WO2020110320A1 publication Critical patent/WO2020110320A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • 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

Definitions

  • the present invention relates to a soundproof and heat dissipating material, a device and a member with the soundproof and heat dissipating material.
  • the soundproofing member include a member including a urethane foam layer, an airgel layer, a cotton-like mixed long glass fiber, a fiber layer made of at least one of an organic long fiber and an inorganic long fiber.
  • the soundproofing member has a heat insulating property, heat dissipation is hindered when the soundproofing member is arranged at the noise source.
  • a soundproof member having excellent soundproofing properties and heat dissipation properties a phenolic hard foam having an open cell structure is pressed and filled into cells of an aluminum honeycomb material to form a core layer material, and a sound is formed on one surface of the core layer material.
  • a honeycomb panel body has been proposed in which a breathable surface material that allows heat to pass through is attached to another surface with a plate material that reflects sound but allows heat to pass through with an adhesive (see, for example, Patent Document 1).
  • a sound insulating member such as a sound insulating member or a sound absorbing member
  • shapeability is required to make the sound insulating member follow the shape of the noise source.
  • the soundproofing member such as the honeycomb panel body disclosed in Patent Document 1 has insufficient shapeability, a gap is likely to be formed between the noise source and the soundproofing member, heat dissipation is deteriorated, and necessary for installing the soundproofing member. Space may become large. Further, also in applications other than soundproofing, members having excellent heat dissipation and shaping properties are required.
  • the present disclosure has been made in view of the above problems, and an object of the present disclosure is to provide a sound-insulating heat-dissipating material having excellent heat-dissipating properties, sound-insulating properties, and shaping properties, and a device provided with the sound-insulating heat-dissipating member. Moreover, this indication aims at providing the member which is excellent in heat dissipation and shapeability.
  • a sound-insulating heat-dissipating material comprising a sound-insulating material and a linear heat-dissipating member, wherein a heat transfer path is formed from one surface to another surface by the linear heat-dissipating member.
  • ⁇ 4> The soundproof heat dissipation material according to any one of ⁇ 1> to ⁇ 3>, wherein the heat dissipation member has a cross-sectional area of 0.005 m 2 to 1.0 mm 2 .
  • ⁇ 5> The soundproof heat dissipation member according to any one of ⁇ 1> to ⁇ 4>, which includes a plurality of heat transfer paths from the one surface to the other surface.
  • ⁇ 6> The soundproof and heat radiating material according to ⁇ 5>, wherein the distance between the adjacent heat transfer paths is 1 mm to 15 mm.
  • ⁇ 7> The sound-insulating heat-dissipating material according to any one of ⁇ 1> to ⁇ 6>, including a heat-dissipating region in which the heat-dissipating member is arranged and a non-heat-dissipating region in which the heat-dissipating member is not arranged.
  • ⁇ 8> The sound-insulating heat-dissipating material according to any one of ⁇ 1> to ⁇ 7>, in which the heat-dissipating member is sewn into the sound-insulating material.
  • ⁇ 9> The sound-insulating heat-dissipating material according to any one of ⁇ 1> to ⁇ 8>, wherein the certain surface is a surface of a device that emits noise and heat, and the other surface is a surface of a heat dissipation side.
  • the soundproof heat-dissipating material according to any one of ⁇ 1> to ⁇ 9> which is installed in a device that emits noise and heat by being sandwiched between a cover member and a device that emits noise and heat.
  • a device with a sound radiating material comprising the sound radiating material according to any one of ⁇ 1> to ⁇ 10>, and a device that emits noise and heat and is arranged on the surface side.
  • a member that includes a linear heat dissipation member is porous and flexible, and has a heat transfer path formed from one surface to another surface by the linear heat dissipation member.
  • the present disclosure it is possible to provide a sound-insulating heat-dissipating material having excellent heat-dissipating properties, sound-insulating properties, and shaping properties, and a device provided with the sound-insulating heat-dissipating member. According to the present disclosure, it is possible to provide a member having excellent heat dissipation and shaping properties.
  • the schematic diagram of the specific example 8 of the soundproof heat dissipation material of this indication is shown. It is the schematic which shows the structure which installed the specific example 1 of the soundproof heat dissipation material of this indication in the noise source. It is the schematic which shows the structure which installed the specific example 1 of the soundproof heat dissipation material which curved the metal wire of this indication in the noise source.
  • the present invention is not limited to the following embodiments.
  • the constituent elements including element steps and the like
  • the numerical range indicated by using “to” includes the numerical values before and after "to” as the minimum value and the maximum value, respectively.
  • the upper limit value or the lower limit value described in one numerical range may be replaced with the upper limit value or the lower limit value of another stepwise described numerical range. ..
  • “soundproof” includes “sound insulation” and “sound absorption”, and “soundproof heat dissipation material” may be appropriately read as “sound insulation heat dissipation material” or “sound absorption heat dissipation material”.
  • “porous” means having a plurality of pores such as communicating pores, closed pores, and open pores.
  • “having flexibility” means that the soundproofing material used for the soundproofing and heat dissipating material of the present disclosure and the member of the present disclosure are thickened in the thickness direction by gripping both end portions in the lengthwise direction of the soundproofing material and the member. This means that the soundproof material and the member do not crack when bent by 10% of the height.
  • the soundproof heat dissipation material of the present disclosure includes a soundproof material and a linear heat dissipation member, and a heat transfer path is formed by the linear heat dissipation member from one surface to another surface.
  • the sound-insulating heat-dissipating material of the present disclosure includes the sound-insulating material, and the heat-transfer path is formed by the heat-dissipating member from one surface to another surface. Therefore, the sound-insulating heat-dissipating material is excellent in heat dissipation and sound insulation. Furthermore, since the heat dissipation member included in the soundproof heat dissipation material of the present disclosure is linear, the soundproof heat dissipation material easily follows the shape of a device that emits noise and heat (that is, has excellent shapeability).
  • the soundproof heat-dissipating material of the present disclosure is arranged, for example, so as to come into contact with a device that emits noise and heat directly or through another member, suppresses noise from this device, and dissipates generated heat to the outside. Used for. Since the sound-insulating heat-dissipating material of the present disclosure has excellent shaping properties, it can be installed in a device that emits noise and heat without wasting space, suppresses the temperature rise of the device described above, and Noise can be suppressed. Accordingly, the soundproof heat dissipation material according to the present disclosure can be preferably used in equipment such as a compressor.
  • one surface is the surface of the device that emits noise and heat
  • the other surface is the surface of the heat dissipation side, the heat generated on one surface side from the other surface side. It may be configured to radiate heat.
  • a certain surface may be replaced with another surface as appropriate.
  • one surface refers to at least one surface
  • the other surface refers to at least one surface other than the above-described one surface.
  • one surface and the other surface may be one surface independently. It may be one or more surfaces.
  • the configuration in which the heat transfer path is formed by the linear heat dissipation member from one surface to the other surface is a linear heat dissipation member from the opposite one surface to the other surface. It is preferable that the heat transfer path is formed by.
  • one surface refers to one of the main surfaces orthogonal to the thickness direction of the soundproof heat dissipation material
  • the other surface refers to the surface opposite to the one surface. It is preferable to point.
  • the soundproof heat dissipation material of the present disclosure includes a soundproof material.
  • the soundproofing material is not particularly limited as long as it has a soundproofing effect, a soundproofing effect such as a sound absorbing effect, and may be foamed urethane resin, foamed phenol resin, foamed polystyrene resin, foamed polypropylene resin, foamed polyethylene resin, foamed synthetic rubber, or the like. Examples thereof include a foamed layer obtained by foaming a foamed resin or the like, an airgel such as silica, a cotton-like mixed long glass fiber, a fiber layer made of at least one of organic long fiber and inorganic long fiber. Further, the soundproof material preferably has flexibility.
  • the width and the thickness of the soundproof material are not particularly limited, and can be adjusted according to the application of the soundproof heat dissipation material.
  • the thickness of the soundproof material may be 1 mm to 50 mm, 3 mm to 30 mm, or 5 mm to 20 mm.
  • At least one of the surface with the soundproof material and the other surface may be provided with a heat conductive member having excellent heat conductivity. By installing the heat transfer member, it is possible to preferably transfer heat even when the linear heat dissipation member does not protrude from the surface of the soundproof material.
  • the soundproof heat dissipation material of the present disclosure includes a linear heat dissipation member.
  • the linear heat radiation member is not particularly limited as long as it is a member having heat conductivity, and examples thereof include a member containing metal.
  • the linear heat dissipation member may be, for example, a metal wire.
  • the metal wire may be, for example, a wire whose surface is treated by plating tin or the like.
  • the shape of the linear heat dissipation member is not particularly limited, and may have a linear shape, a curved shape, a polygonal shape, a circular shape, or a combination of these shapes.
  • the linear heat dissipation member preferably contains at least one metal selected from the group consisting of aluminum, stainless steel, copper and alloys containing these. It is more preferable that the linear heat dissipation member contains at least one metal selected from the group consisting of aluminum, copper, and alloys containing these, because it has excellent heat conductivity.
  • the linear heat dissipation member may be, for example, a member made of metal, fiber, or the like, which is surface-treated with tin or the like by plating or the like.
  • Sectional area of the linear heat dissipating member from the viewpoint of excellent heat conductivity, it is preferably 0.005 mm 2 or more, more preferably 0.01 mm 2 or more, still be at 0.03 mm 2 or more It is preferably at least 0.05 mm 2 , and particularly preferably at least 0.05 mm 2 .
  • the cross-sectional area of the linear heat dissipating member, from the viewpoint of excellent deformability and sewing dent resistance preferably at 1.0 mm 2 or less, more preferably 0.5 mm 2 or less, 0.3 mm 2 It is more preferably not more than 0.2 mm 2 , and particularly preferably not more than 0.2 mm 2 .
  • the “cross-sectional area” indicates an area excluding the hollow portion in this cross section when the hollow portion is included in the cross section.
  • the cross-sectional area of the linear heat-dissipating member changes depending on the position, it is preferable that at least one position satisfies the numerical range of the cross-sectional area of the linear heat-dissipating member, and 0. meet 005Mm 2 or more, it is preferable that the cross-sectional area satisfy the 1.0 mm 2 or less at most larger position.
  • the linear heat dissipation member may be, for example, a bundle of a plurality of wires. In this case, it is preferable that the total of the cross-sectional areas of the plurality of wires (not including the cavities between the wires) satisfy the numerical range of the cross-sectional area of the linear heat dissipation member.
  • the linear heat dissipation member may be sewn into the soundproof material, or may be sewn into the soundproof material so that a plurality of linear members intersect or contact each other.
  • the position where the plurality of linear members intersect is not particularly limited, and may be a surface on one surface side, a surface on another surface side, or inside the soundproof material.
  • the arrangement of the linear heat dissipation members in the soundproof heat dissipation material of the present disclosure is not particularly limited as long as a heat transfer path is formed from one surface to another surface.
  • a heat transfer path is formed from one surface to another surface means that one or more linear heat dissipation members are continuously present from one surface to another surface. It means that the heat transfer path having higher heat dissipation than the soundproof material is continuously present from one surface to another surface.
  • one heat dissipation member may form a heat transfer path from one surface to another surface, or a plurality of heat dissipation members may form a heat transfer path from one surface to another surface.
  • two heat dissipation members may intersect each other inside the soundproof material so as to have a U shape and an inverted U shape, thereby forming a heat transfer path from one surface to another surface.
  • the surface has a region where the linear heat dissipation member is exposed, and the other surface exposes the linear heat dissipation member. It is preferable to provide a region having
  • the sound-insulating heat-dissipating material of the present disclosure preferably has a plurality of heat transfer paths from one surface to another surface in terms of excellent heat dissipation.
  • the configuration including a plurality of heat transfer paths is not particularly limited.
  • An example is a configuration in which a plurality of heat transfer paths are formed from one surface to another surface by intersecting or contacting at least one of the inside of the soundproof material, the surface with the soundproof material, and the other surface.
  • the distance between adjacent heat transfer paths is preferably 1 mm or more, more preferably 2 mm or more, further preferably 3 mm or more, and 4 mm or more, from the viewpoint of excellent deformability and sewability. It is particularly preferable that The distance between adjacent heat transfer paths is preferably 15 mm or less, more preferably 10 mm or less, further preferably 8 mm or less, and particularly preferably 6 mm or less, from the viewpoint of excellent heat dissipation. preferable. As the distance between the adjacent heat transfer paths, it is preferable that the shortest distance between the adjacent heat transfer paths in the direction orthogonal to the thickness direction of the soundproof heat dissipation material satisfies the above numerical range.
  • the soundproof heat dissipation material of the present disclosure may include a heat dissipation area in which a linear heat dissipation member is arranged, and a non-heat dissipation area in which a linear heat dissipation member is not arranged. Since no linear heat dissipation member is arranged in the non-heat dissipation area, the soundproof heat dissipation material has excellent deformability in the non-heat dissipation area, and is suitable for a large deformation such as a sudden curved surface of a device that emits noise and heat. It tends to be able to follow.
  • the “heat radiation area” means a portion in which a linear heat radiation member is arranged, a portion sandwiched by the linear heat radiation members, a portion surrounded by the linear heat radiation members, and the like.
  • the “non-heat radiation area” means a portion in which the linear heat radiation member is not arranged, is not sandwiched by the linear heat radiation members, and is not surrounded.
  • the soundproof heat dissipation material of the present disclosure may be installed in a device that emits noise and heat by being sandwiched between a cover member and a device that emits noise and heat.
  • the cover member include a metal cover and a resin cover having high heat conductivity.
  • the metal cover aluminum, magnesium, alloys thereof, stainless steel, or the like can be used.
  • the sound radiating material of the present invention is not limited to the following specific examples, and the configurations of these specific examples may be combined if necessary.
  • “one surface on the vertically lower side” may be read as “a certain surface”
  • “the other surface on the vertically upper side” may be read as “another surface”. 1 to 10
  • the vertical direction corresponds to the thickness direction of the soundproof heat dissipation material.
  • FIG. 1 shows a schematic cross-sectional view of a specific example 1 of the soundproof heat dissipation material.
  • the sound-insulating heat-dissipating material 100 includes the sound-insulating material 1 and the metal wires 2 and 3.
  • the metal wires 2 and 3 transfer heat from one surface on the vertically lower side to the other surface on the vertically upper side.
  • the path is formed.
  • the metal wires 2 and 3 are sewn into the soundproof material 1 from one surface of the soundproof heat dissipation material 100 to the other surface.
  • x in FIG. 1 means a distance between adjacent heat transfer paths.
  • FIG. 2 shows a schematic cross-sectional view of a specific example 2 of the soundproof heat dissipation material.
  • the soundproof heat dissipation material 200 includes the soundproof material 11 and the metal wires 12 and 13, the metal wires 12 and 13 are sewn into the soundproof material 11, and the metal wires 12 and 13 are respectively U.
  • the heat transfer paths are formed from one surface on the vertically lower side to the other surface on the vertically upper side by intersecting inside the soundproof material 11 so as to form a letter U shape and an inverted U shape.
  • X in FIG. 2 means the distance between adjacent heat transfer paths.
  • FIG. 3 shows a schematic cross-sectional view of a specific example 3 of the soundproof heat dissipation material.
  • the soundproof and heat radiating material 300 includes the soundproofing material 21 and metal wires 22 and 23.
  • the metal wire 23 is sewn into the soundproofing material 21.
  • a heat transfer path is formed from one surface on the vertically lower side to the other surface on the vertically upper side. Since the heat transfer path is formed inside the soundproofing material 21 without the metal wires 22 and 23 intersecting each other, the soundproofing and heat dissipating material 300 has a structure in which the heat from the device that emits noise and heat is more easily dissipated.
  • the metal wire 22 may be sewn into the soundproof material 21, and the metal wire 22 and the metal wire 23 may intersect with each other on one vertical side of the soundproof heat dissipation material 300.
  • X in FIG. 3 means the distance between adjacent heat transfer paths.
  • FIG. 4 shows a schematic view of a specific example 4 of the soundproof heat dissipation material.
  • the soundproof heat-dissipating material 400 includes the soundproofing material 1 and the metal wires 2 and 3, and the metal wires 2 and 3 are sewn in the length direction (direction of arrow A in the figure).
  • a plurality of structures in which the metal wires 2 and 3 are sewn are provided so as to be substantially parallel to the width direction (direction of arrow B in the drawing). Further, the metal wires 2 and 3 are sewn in the length direction, so that a heat transfer path is formed from one surface on the vertically lower side to the other surface on the vertically upper side, as shown in FIG.
  • the soundproof material 1 includes a heat radiation area in which the metal wires 2 and 3 are arranged and non-heat radiation areas 5 and 6 in which the metal wires 2 and 3 are not arranged.
  • Y in FIG. 4 means the distance between the heat transfer paths adjacent in the width direction.
  • a heat transfer path may be formed as shown in FIG. 2 or FIG. 3 in the thickness direction (direction orthogonal to the length direction and the width direction) of the soundproof heat dissipation material.
  • the metal wires 2 and 3 are sewn in the width direction, and a plurality of structures in which the metal wires 2 and 3 are sewn are provided so as to be substantially parallel to the length direction. Good.
  • FIG. 5 shows a schematic view of a specific example 5 of the soundproof heat dissipation material.
  • the soundproof heat-dissipating material 500 shown in FIG. 5 is similar to the soundproof heat-dissipating material 400 except that the soundproof material 1 is curved.
  • the specific example 5 of the soundproof heat-dissipating material is obtained by bending the specific example 4 of the soundproofing heat-dissipating material, or is obtained by sewing the metal wires 2 and 3 into the curved soundproof material 1.
  • FIG. 6 shows a schematic view of a specific example 6 of the soundproof heat dissipation material.
  • the sound-insulating heat-dissipating material 600 shown in FIG. 6 is partially shaped into a trapezoid.
  • Concrete example 6 of the soundproof heat-dissipating material is obtained, for example, by shaping the concrete example 4 of the soundproofing heat-dissipating material into a trapezoidal shape, or metal wires 2 and 3 are sewn into the soundproofing material 1 shaped into a trapezoid.
  • the non-heat-dissipating areas 5 and 6 in which the metal wires 2 and 3 are not arranged are partially deformed so as to have a trapezoidal slope, so that it can be easily performed. It can be shaped into a trapezoid.
  • FIG. 7 shows a schematic view of a specific example 7 of the soundproof heat dissipation material.
  • a soundproof heat dissipation material 700 shown in FIG. 7 includes a soundproof material 31 and a linear and U-shaped metal member (heat dissipation member) 32, and both ends of the U shape are exposed from one surface on the vertically lower side. The U-shaped bottom is exposed from the other surface on the vertically upper side. Further, a plurality of metal members 32 are arranged substantially parallel to the length direction (direction of arrow A in the figure). In the figure, ⁇ means the distance between adjacent heat transfer paths in the length direction, and ⁇ means the distance between adjacent heat transfer paths in the width direction.
  • FIG. 8 shows a schematic view of a specific example 8 of the soundproof heat dissipation material.
  • the sound-insulating heat-dissipating material 800 shown in FIG. 8 includes a sound-insulating material 41, metal wires formed in a grid pattern, and metal extending in the thickness direction of the sound-insulating heat-dissipating material from the contact points and intersections of the metal wires formed in the grid pattern.
  • a linear metal member 42 having a wire, and the end of the metal wire extending from the contact point and the intersection of the metal wires formed in a grid shape is exposed from one surface on the vertically lower side, and the grid shape
  • the metal wire formed in is exposed from the other vertically upper surface.
  • ⁇ means the distance between adjacent heat transfer paths in the length direction
  • ⁇ means the distance between adjacent heat transfer paths in the width direction.
  • the specific example 8 is not limited to the configuration in which the metal member 42 is disposed on a part of the soundproof material 41 as shown in FIG. 8, and may be a configuration in which the metal member 42 is disposed on the entire soundproof material 41. .. Further, the shape of the lattice is not limited to a quadrangle such as a square or a rectangle as shown in FIG. 8, and may be a triangle or another polygon.
  • the soundproof heat dissipating material 100 is installed in the noise source 20 by being sandwiched between the metal cover 10 such as a stainless steel cover and the noise source 20 (a device that emits noise and heat). Good. Since the metal wires 2 and 3 contact the metal cover 10 and the noise source 20, heat is easily transferred from the noise source 20 to the metal cover 10.
  • a soundproof heat dissipation material 100 ′ including metal wires 2 ′ and 3 ′ obtained by bending the metal wires 2 and 3 by tension is provided by a metal cover 10 such as a stainless cover and a noise source 20 (noise and It may be installed in the noise source 20 by being sandwiched between it and a device that generates heat.
  • the bending of the metal wire due to the tension makes it easier to follow the unevenness of the metal cover 10 and the noise source 20.
  • a device with a soundproof and heat dissipating material according to the present disclosure includes the soundproof and heat dissipating material according to the present disclosure described above, and a device that emits noise and heat and is disposed on one surface side.
  • the soundproof heat dissipation material and the device that emits noise and heat may be in direct contact with each other on one surface side, and may be in contact with each other via a member having high heat dissipation. May be.
  • the member of the present disclosure includes a linear heat dissipation member, is porous and has flexibility, and a heat transfer path is formed by the linear heat dissipation member from one surface to another surface. Since the member of the present disclosure has flexibility and has a heat transfer path formed by a linear heat dissipation member from one surface to another surface, the member has excellent heat dissipation and is a device to be installed. It is easy to follow the shape of (that is, it has excellent shapeability). INDUSTRIAL APPLICABILITY
  • the member of the present disclosure is applicable not only to soundproofing, sound absorption, and other soundproofing applications, but also to applications requiring heat dissipation and shaping.
  • the preferable conditions of the linear heat dissipation member and the preferable configuration of the member are the same as those of the soundproof heat dissipation material of the present disclosure described above, and thus detailed description thereof will be omitted.
  • the material of the member of the present disclosure is not limited as long as it is porous and flexible, and examples thereof include the same material as the soundproof material described above and other porous and flexible resins.
  • Example 1 to 16 Preparation of soundproof heat dissipation material
  • a flexible polyester non-woven fabric having a width of 50 mm, a length of 50 mm and a thickness of 10 mm was used.
  • This soundproof material is sewn with copper, aluminum, and stainless steel metal wires having a cross-sectional area of 0.005 mm 2 to 1.0 mm 2 at a pitch of 1 mm to 15 mm (distance between adjacent heat transfer paths) as shown in FIG. A dust and soundproof heat dissipation material was produced.
  • the sound-insulating heat-dissipating materials of Examples 1 to 16 were shaped into the shape of a compressor that is a device that emits noise and heat, and a plurality of them were installed in the compressor.
  • the sound-insulating heat-dissipating material was covered with a 0.1 mm thick stainless steel cover. (Rion Co., Ltd., NL-27) was used to evaluate soundproofing. It was confirmed that the sound-insulating heat-dissipating materials of Examples 1 to 16 were excellent in sound insulation, and particularly Examples 1, 2, 4 to 15 were confirmed to be excellent in sound insulation.
  • the heat transfer coefficient of the soundproof heat dissipation materials of Examples 1 to 16 was determined by the thermal network method.
  • the area of the enclosed square at a pitch x (m) of the metal wire x 2 (m 2), a metal wire having a thickness of d one surface and the other surface in the cross-sectional area s of the soundproofing material (m) (m2) Is assumed to pass through alternately, as shown in FIG. 1, and the heat transfer coefficient was calculated from the following equation (1).
  • Heat transfer coefficient (2 ⁇ s/x 2 ⁇ m +(x 2 ⁇ 2 ⁇ s)/x 2 ⁇ n )/d ⁇ (1)
  • the thermal conductivity of the metal wire was ⁇ m (W ⁇ m ⁇ 1 ⁇ K ⁇ 1 ) and the thermal conductivity of the soundproofing material was ⁇ n (W ⁇ m ⁇ 1 ⁇ K ⁇ 1 ).
  • Table 1 The results are shown in Table 1.
  • the thermal conductivity of the soundproof material was 0.035 W ⁇ m ⁇ 1 ⁇ K ⁇ 1 . Further, the thickness of the soundproof material was 0.01 m.
  • the soundproof heat-dissipating materials of Examples 1 to 16 could be shaped into the shape of a compressor, were excellent in shapeability, and were confirmed to have a soundproofing effect. Further, as shown in Table 1, the soundproofing/heat-dissipating materials of Examples 1 to 16 were superior to the soundproofing material of Comparative Example 1 in heat transfer coefficient and heat dissipation.

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Abstract

L'invention concerne un matériau de dissipation de chaleur et d'insonorisation comprenant un matériau d'insonorisation et ayant formé, d'une surface à une autre surface, un trajet de transmission de chaleur à l'aide d'un élément de dissipation de chaleur linéaire.
PCT/JP2018/044324 2018-11-30 2018-11-30 Matériau de dissipation de chaleur et d'insonorisation, dispositif ayant un matériau de dissipation de chaleur et d'insonorisation, et élément Ceased WO2020110320A1 (fr)

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PCT/JP2018/044324 WO2020110320A1 (fr) 2018-11-30 2018-11-30 Matériau de dissipation de chaleur et d'insonorisation, dispositif ayant un matériau de dissipation de chaleur et d'insonorisation, et élément

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PCT/JP2018/044324 WO2020110320A1 (fr) 2018-11-30 2018-11-30 Matériau de dissipation de chaleur et d'insonorisation, dispositif ayant un matériau de dissipation de chaleur et d'insonorisation, et élément

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WO2020110320A1 true WO2020110320A1 (fr) 2020-06-04

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Citations (5)

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JPH0463732U (fr) * 1990-08-25 1992-05-29
JPH04295598A (ja) * 1991-03-26 1992-10-20 Matsushita Electric Works Ltd 中空シート状物及び中空シート状物を用いた熱交換装置
US20150047805A1 (en) * 2013-08-17 2015-02-19 Bruce Gregory Heat Transfer Through Interior Cladding of Living Spaces
WO2018002280A1 (fr) * 2016-06-30 2018-01-04 Knauf Insulation Sprl Tapis isolant en laine minérale
CN107539237A (zh) * 2017-08-28 2018-01-05 广德天运新技术股份有限公司 一种具备散热结构的汽车前盖消音垫

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0463732U (fr) * 1990-08-25 1992-05-29
JPH04295598A (ja) * 1991-03-26 1992-10-20 Matsushita Electric Works Ltd 中空シート状物及び中空シート状物を用いた熱交換装置
US20150047805A1 (en) * 2013-08-17 2015-02-19 Bruce Gregory Heat Transfer Through Interior Cladding of Living Spaces
WO2018002280A1 (fr) * 2016-06-30 2018-01-04 Knauf Insulation Sprl Tapis isolant en laine minérale
CN107539237A (zh) * 2017-08-28 2018-01-05 广德天运新技术股份有限公司 一种具备散热结构的汽车前盖消音垫

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