WO2006021127A1 - Procede de production de produit insonorise et sa production - Google Patents

Procede de production de produit insonorise et sa production Download PDF

Info

Publication number
WO2006021127A1
WO2006021127A1 PCT/CN2004/000979 CN2004000979W WO2006021127A1 WO 2006021127 A1 WO2006021127 A1 WO 2006021127A1 CN 2004000979 W CN2004000979 W CN 2004000979W WO 2006021127 A1 WO2006021127 A1 WO 2006021127A1
Authority
WO
WIPO (PCT)
Prior art keywords
sound absorbing
core
manufacturing
slurry
article according
Prior art date
Application number
PCT/CN2004/000979
Other languages
English (en)
Chinese (zh)
Inventor
Yang Cao
Original Assignee
Yang Cao
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yang Cao filed Critical Yang Cao
Priority to PCT/CN2004/000979 priority Critical patent/WO2006021127A1/fr
Publication of WO2006021127A1 publication Critical patent/WO2006021127A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • 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 method of manufacturing a building material, and more particularly to a method of manufacturing a sound-absorbing article and a product thereof. Background technique
  • An object of the present invention is to provide a method for manufacturing a sound-absorbing product, which utilizes a simple and unique method to make the holes in the sound-absorbing material ever-changing and scientifically reasonable, and effectively improve the sound-absorbing effect of the sound-absorbing material.
  • An object of the present invention is to provide a product manufactured by the method for manufacturing a sound absorbing article, which has a large number of singular holes which can be effectively improved in sound absorbing.
  • the object of the present invention is to achieve a method of manufacturing a sound absorbing article comprising the following steps:
  • the hole is made of a molten core.
  • the core is a plurality of layers of different shapes and different particle sizes formed by multi-stage shearing, pulverizing, and crushing the foamed material.
  • the foamed material is a polystyrene foamed material.
  • the slurry is made of cement, gypsum, clay or ceramic soil, or is made of glass fiber by adding the aforementioned material.
  • the cement is magnesite cement.
  • a plurality of grading a plurality of cores of different shapes and different particle sizes are doped together, and the doped core is mixed with the above-mentioned mud with short glass fibers.
  • W The surface of the core is covered with a layer of mud and fiberglass by hand or machine agitation.
  • the mixed slurry mixed with the core is placed in a cavity together, and the slurry and the glass fiber are used to embed the core.
  • the formed substrate blank is placed in an environment above 30 ° C, the substrate blank solidifies naturally, the foam core is melted, and the surface and interior of the substrate blank are formed into different shapes, sizes and disorder. Stacked holes.
  • the formed substrate blank is solidified at room temperature, and after being dried, it is placed in an oven or a kiln to be baked, and the foamed core is melted by high temperature, and the surface and the inside of the substrate blank are formed into different shapes. Holes of different sizes and disordered accumulation.
  • the method also includes the step of incorporating a strengthening layer.
  • the step of bonding the reinforcing layer is: at the bottom of the cavity, casting a plate with the slurry, and then molding the mixed mud mixed with the core and the glass fiber into the cavity at the upper portion thereof.
  • the step of bonding the reinforcing layer is to insert a finished sheet of the same area at the bottom of the cavity, and then, in the upper part thereof, a mixed slurry of the core and the glass fiber is loaded into the cavity to be molded.
  • the step of forming the reinforcing layer is to bond the bottom of the molded muffler substrate to the sheet.
  • the plate is an ordinary cement fiberglass board, a magnesite cement glass fiber board or a gypsum fiberglass board.
  • a product manufactured by the method of manufacturing the sound absorbing article being a sound absorbing panel or a sound absorbing brick, the sound absorbing panel or the sound absorbing brick comprising a substrate having a plurality of holes formed by melting of the core in the interior and the surface of the substrate.
  • the bottom of the substrate is bonded to a reinforcing layer.
  • the reinforcing layer is a plate.
  • the plate is an ordinary cement fiberglass board, a magnesite cement glass fiber board or a gypsum fiberglass board.
  • the surface of the sound absorbing panel or the sound absorbing brick is provided with a strip shape, a grid shape or a lattice embossed pattern.
  • the embossed pattern is convex or concave.
  • the sound absorbing panel or the sound absorbing brick surface is immersed in anti-aging, waterproof and coloring paint.
  • the foaming material of the present invention is used to manufacture a core by shearing and crushing, and various types of cores of different shapes and sizes can be manufactured as needed. These core shapes are ever-changing, irregular, and impossible to have shapes and sizes.
  • the two identical cores solve the technical problems of manufacturing a large number of different shapes and sizes of cores in the prior art; the foam core has a very low melting point, during the solidification of the substrate blank, due to natural heating The core can be melted, and holes of different shapes and sizes corresponding to the shape of the core are formed on the surface and inside of the substrate blank. Therefore, the present invention solves the problem that the core cannot be taken out after molding in the prior art. technical problem.
  • the holes in the sound absorbing article manufactured by the method of the present invention are also extremely irregular, various shapes, unequal in size, and disorderly stacked.
  • a walnut-like wrinkle or coral reef-like impedance structure is formed in the hole, causing the inner surface of the hole to be rough; the molten core bends the hole to form a complex labyrinth of criss-crossing structures.
  • the sound absorbing effect is effectively improved. Therefore, the hole manufactured by the method of the present invention can maximize the contact area of the sound waves and ensure the sound absorbing effect of the sound absorbing product.
  • the sound absorbing product of the present invention is completely composed of a substrate composed of holes of different grades and shapes, and has a hole in the surface, and is openable inside and outside. According to the acoustic principle, the more complex the structure, the better the noise reduction effect.
  • the hole substrate of the present invention is complicated in that it is impossible to produce the same two products according to the drawings.
  • the exterior is rugged and rugged. In this way, when the noise rushes, there is no smooth, dense plane to make the target, so there is little possibility of bounce and escape; the inside is a three-dimensional body space composed of a rough surface covered with wrinkles and barriers, which is a group of structures.
  • FIG. 1 is a flow chart of a manufacturing method of the present invention.
  • 2 is a flow chart of a first method for making a hole in a core in the manufacturing method of the present invention.
  • Fig. 3 is a flow chart showing a second method for making a hole in a core in the manufacturing method of the present invention.
  • 4 is a flow chart of a first method of bonding a strengthening layer in the manufacturing method of the present invention.
  • Figure 5 is a flow chart of a second method of bonding a strengthening layer in the manufacturing method of the present invention.
  • Figure 6 is a schematic view showing the structure of a sound absorbing article manufactured by the method of the present invention.
  • Figure 7 is a schematic view showing the structure of a sound absorbing article manufactured by the method of the present invention.
  • a method for manufacturing a sound absorbing article comprises the following steps: (1) manufacturing a core and a slurry;
  • the hole is made of a molten core.
  • the core is formed by multi-stage shearing, pulverizing, and grinding of the polystyrene foam material, and has a plurality of layers of different shapes and different particle sizes. These cores are as small as pinholes, as large as eggs and hoes. They are so strange and varied.
  • the cores are mixed together to produce a sound-absorbing product (resonance device) with the desired effect.
  • the magnesite cement is added to the short glass fiber to form a slurry, and the slurry is preferably flowable.
  • the slurry may also be composed of ordinary cement, gypsum, clay or ceramic soil added to the glass fiber; or directly composed of ordinary cement, gypsum, clay or ceramic soil without glass fiber.
  • a plurality of grading mold cores of different shapes and different particle sizes are doped together, and the noisy core is mixed with the mud, and the mixture is manually or machine-stirred.
  • the surface of the core is covered with a layer of mud.
  • the mixed mud mixed with the core and the glass fiber is put into a cavity, and the mud is smeared along the upper part of the cavity, so that the mud is embedded in the core.
  • the formed blank can be placed in an environment above 30 ° C (as shown in FIG. 2 ), and the solidification of the blank is naturally heated; since the foamed material can be melted during the heating process, The foamed core will be melted during the solidification and heating process of the substrate blank, and the space after the core is melted forms holes of different shapes and sizes. Due to the large amount of core, when it is molded in the cavity, direct contact between the cores is easy to occur; since the cores are in contact with each other and squeeze each other, there is almost no mud between the cores. Once the core is melted, it naturally forms an unoriented, interconnected passage and opening between them. Thus, three-dimensional body hole structures which are connected to each other are formed.
  • the invention adopts a foaming material to manufacture a core by shearing and crushing, and can manufacture various cores of different shapes and sizes according to requirements, and these core shapes are ever-changing, without any rules, and it is impossible to have shapes and Two cores of the same size, thus solving the technical problems of manufacturing a large number of different shapes and sizes of cores in the prior art; the core made of foamed material can be made due to natural heating during the solidification of the substrate blank The core is melted and is on the surface and inside of the substrate blank The holes of different shapes and sizes are formed. Therefore, the present invention solves the technical problem that the core cannot be taken out after molding in the prior art.
  • the holes in the sound absorbing article manufactured by the method of the present invention are also extremely irregular, and the shapes of the holes are different and the sizes are different; after the core is melted, A walnut-like wrinkle or coral reef-like structure is formed in the hole, causing the inner surface of the hole to be rough; the core is melted to form a non-directional, connected, communicating passage and opening, such as a meandering, complicated In the labyrinth, these structures can effectively improve the sound absorbing effect. Therefore, the hole manufactured by the method of the present invention can maximize the contact area of the same sound wave and improve the sound absorbing effect of the sound absorbing product.
  • the sound absorbing product of the present invention is completely composed of a substrate composed of holes of different grades and shapes, and has a hole in the surface, and is openable inside and outside. According to the acoustic principle, the more complex the structure, the better the noise reduction effect.
  • the hole substrate of the present invention is complicated in that it is impossible to produce the same two products according to the drawings.
  • the exterior is rugged and rugged. In this way, when the noise rushes, there is no smooth, dense plane to make the target, so there is little possibility of bounce and escape; the inside is a three-dimensional body space composed of a rough surface covered with wrinkles and barriers, which is a group of structures.
  • the formed substrate blank in the step of making the hole in the molten core, can also be cured at room temperature (without heating up), and after being dried and dried, it is baked in an X oven. Bake, pass Excessive high temperature melts the foamed core to form the aforementioned holes of different shapes and sizes (this method is especially suitable for mud made of clay or ceramic soil, and the slurry is made into a blank and fired in a kiln, Can be made into ceramic silencer products).
  • the method for manufacturing a sound absorbing article according to the present invention further includes the step of combining a reinforcing layer, that is, adding a layer of a plate on the bottom layer of the substrate blank to improve the impact resistance of the sound absorbing product, and It is easy to install and fix during installation.
  • the step of bonding the reinforcing layer may be carried out by casting a slurry with the slurry at the bottom of the cavity, and then mixing the mixed mud of the core and the glass fiber in the upper portion thereof. Formed together in a mold cavity.
  • the sheet material is a common cement fiberglass board, a magnesite cement glass fiber board or a gypsum fiberglass board.
  • the step of bonding the reinforcing layer may be: first, putting a finished board of the same area at the bottom of the cavity, and then, in the upper part thereof, The mixed mud mixed with the core and the glass fiber is molded into the cavity together.
  • the step of bonding the reinforcing layer may further be: applying a binder to the bottom of the blank substrate of the molded sound-damping product, and bonding the substrate blank to a finished sheet into a single body.
  • the method for manufacturing the sound absorbing article can be used to manufacture a sound absorbing panel or a sound absorbing brick
  • the sound absorbing panel or the sound absorbing brick includes a substrate which is formed by the above method and is inside the substrate and The surface is formed with a large number of irregular holes made by the above method; the substrate is further bonded with a layer of sheet material as a reinforcing layer.
  • the muffler board or muffler brick can be used as a noise-proof and sound-absorbing device to make noise reduction, in addition to a special muffler wall panel, which can be attached to the surface of any building or made into a decorative plate such as a guardrail.
  • the passive reality has changed dramatically.
  • the dock or any adjacent noise source especially in the sound frequency band with serious traffic noise, has an extraordinary sound-absorbing and noise-reducing effect, providing an inexpensive and efficient sound-absorbing product for improving the living environment.
  • the specific size of the sound absorbing panel can be determined according to requirements, because it has to meet certain strength requirements, therefore, the thickness is preferably greater than 10 mm in actual processing; the width is greater than 150 mm; the processing length of the sound absorbing panel can reach 4000 mm, The length can be cut as needed during use and installation.
  • the surface of the sound absorbing panel or the sound absorbing brick is provided with a strip shape, a grid shape or a lattice embossed pattern; the resonance noise cancellation effect can be improved.
  • the embossed pattern is convex or concave, and the embossed pattern can be formed into a labyrinth or a Chinese knot shape.
  • the sound absorbing panel or the sound absorbing brick surface is immersed with anti-aging, waterproof and coloring paint, so that the sound absorbing panel or the sound absorbing brick has the characteristics of anti-aging, no water, no fire, strong and durable, non-toxic and harmless, even after long-term use, It can still guarantee better sound-absorbing effect; the coloring paint can adopt various colors, make the sound-absorbing board or sound-absorbing brick colorful, and has a good appearance, which can both silence and prevent noise, and beautify the environment.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Building Environments (AREA)

Abstract

L'invention concerne un procédé de production de produit insonorisé et sa production. Le procédé comprend les étapes suivantes : élaboration de noyaux et d'une suspension ; mélange de deux ; moulage du mélange par coulée dans un moule ; fusion des noyaux pour la formation de pores. On élabore les noyaux par découpe et broyage de matériau mousse. Les noyaux ont des formes variées et irrégulières et se prêtent à une fusion thermique naturelle qui donne d'excellents pores de formes et tailles variables lorsque la plaque de substrat semi-fini devient dure. Le spores du produit insonorisé résultant ont des formes et des tailles irrégulières et variables.
PCT/CN2004/000979 2004-08-24 2004-08-24 Procede de production de produit insonorise et sa production WO2006021127A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2004/000979 WO2006021127A1 (fr) 2004-08-24 2004-08-24 Procede de production de produit insonorise et sa production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2004/000979 WO2006021127A1 (fr) 2004-08-24 2004-08-24 Procede de production de produit insonorise et sa production

Publications (1)

Publication Number Publication Date
WO2006021127A1 true WO2006021127A1 (fr) 2006-03-02

Family

ID=35967150

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2004/000979 WO2006021127A1 (fr) 2004-08-24 2004-08-24 Procede de production de produit insonorise et sa production

Country Status (1)

Country Link
WO (1) WO2006021127A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104086153A (zh) * 2014-06-30 2014-10-08 江苏新光环保工程有限公司 一种菱镁吸声砖
CN108191455A (zh) * 2018-03-16 2018-06-22 江苏汉旭建材科技有限公司 一种隔音降噪板及其制备方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634562A (en) * 1969-01-27 1972-01-11 Nat Gypsum Co Method of making acoustic tiles having voids containing shrunken beads
CN1030743A (zh) * 1987-07-22 1989-02-01 周叔一 轻质微孔陶瓷
CN1061179A (zh) * 1991-08-22 1992-05-20 中卫县城关建筑工程公司 石膏轻质骨料砌块及其生产方法
CN1262369A (zh) * 2000-01-18 2000-08-09 赵永定 含纤维石膏多孔砌块
CN1274016A (zh) * 1999-05-14 2000-11-22 曾绍谦 可控制孔形、孔径组织的海绵状金属材料制造方法
CN1296933A (zh) * 1999-11-17 2001-05-30 伊索来特工业株式会社 陶瓷吸声材料
CN1369450A (zh) * 2002-02-19 2002-09-18 王立久 复合泡沫微晶玻璃及其制作方法
CN1404459A (zh) * 2000-10-17 2003-03-19 小田建设株式会社 多孔吸音性陶瓷成型体及其制造方法
CN1418853A (zh) * 2002-04-16 2003-05-21 李金山 一种轻质陶瓷材料的配制方法及用途

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634562A (en) * 1969-01-27 1972-01-11 Nat Gypsum Co Method of making acoustic tiles having voids containing shrunken beads
CN1030743A (zh) * 1987-07-22 1989-02-01 周叔一 轻质微孔陶瓷
CN1061179A (zh) * 1991-08-22 1992-05-20 中卫县城关建筑工程公司 石膏轻质骨料砌块及其生产方法
CN1274016A (zh) * 1999-05-14 2000-11-22 曾绍谦 可控制孔形、孔径组织的海绵状金属材料制造方法
CN1296933A (zh) * 1999-11-17 2001-05-30 伊索来特工业株式会社 陶瓷吸声材料
CN1262369A (zh) * 2000-01-18 2000-08-09 赵永定 含纤维石膏多孔砌块
CN1404459A (zh) * 2000-10-17 2003-03-19 小田建设株式会社 多孔吸音性陶瓷成型体及其制造方法
CN1369450A (zh) * 2002-02-19 2002-09-18 王立久 复合泡沫微晶玻璃及其制作方法
CN1418853A (zh) * 2002-04-16 2003-05-21 李金山 一种轻质陶瓷材料的配制方法及用途

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104086153A (zh) * 2014-06-30 2014-10-08 江苏新光环保工程有限公司 一种菱镁吸声砖
CN108191455A (zh) * 2018-03-16 2018-06-22 江苏汉旭建材科技有限公司 一种隔音降噪板及其制备方法

Similar Documents

Publication Publication Date Title
EP1088946B1 (fr) Panneau acoustique présentant une structure en nid d'abeille et procédé de fabrication
CA2320593C (fr) Methode et appareil de production d'une structure en mousse inorganique pouvant etre utilisee comme panneau acoustique durable
US20030178250A1 (en) Acoustical panel having a honeycomb structure and method of making the same
US6780356B1 (en) Method for producing an inorganic foam structure for use as a durable acoustical panel
CN102501295A (zh) 一种建筑保温材料的制备方法和建筑保温材料
CN108546034A (zh) 一种隔音保温的混凝土组合物
EP2742194A1 (fr) Produits isolants décoratifs pour la construction
CN103758276B (zh) 结合微粒基质的墙板材料
WO2006021127A1 (fr) Procede de production de produit insonorise et sa production
CN102587606A (zh) 具有砂纹装饰外墙面的外墙保温、装饰一体化板材及其生产线
CN205077638U (zh) 一种发泡水泥聚苯颗粒与发泡聚氨酯复合保温板
JP2010023085A (ja) 鋳ぐるみ製品の製造方法
CN210032430U (zh) 一种高强度保温装饰面一体化的匀质外墙建筑模块
CN211257415U (zh) 一种具有隔音功能的干混砂浆墙体
CN200975052Y (zh) 一种纸面脱硫石膏墙板
JPH04305048A (ja) 無機質防音材及びその製造方法
CN206448428U (zh) 一种纳米微孔硅酸盐自保温砌块
CN208039814U (zh) 一种组合防火保温板及包含组合防火保温板的保温装饰一体板和自保温现浇模板
AU785091B2 (en) A durable porous article of manufacture and a process to create same
CN111677221A (zh) 一种复合保温板
JP4059976B2 (ja) 軽量無機質板
CN209468948U (zh) 一种用于外墙的装饰材料
CN109577588B (zh) 一种高强度保温装饰面一体化的匀质外墙建筑模块
CN212534878U (zh) 一种复合保温板
CN207538312U (zh) 钢骨复合石膏墙板

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase