• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    In the technique for fiberizing glass by the use of a centrifugal spinner delivering glass streams into an attenuating blast, a novel spinner construction is provided, and provision is also made for increasing the production, while also providing for the use of glass of lower cost, and at the same time, reducing environmental pollution. Glass compositions and spinner alloy compositions particularly suited for use in accordance with the invention, are also disclosed.
    公开号:SU973015A3
    申请号:SU792850258
    申请日:1979-12-07
    公开日:1982-11-07
    发明作者:Батижелли Жан；Буке Франсуа；Фезенко Игор；Жак Массоль Жан
    申请人:Сэн-Гобэн Эндюстри (Фирма)；
    IPC主号:
    专利说明:

    (5) METHOD OF MANUFACTURING GLASS GL HA, A DEVICE FOR ITS IMPLEMENTATION AND GLASS FOR THE MANUFACTURE OF GLASS FIBER
    one
    The invention relates to the manufacture of glass fibers, in particular to technology, equipment and materials for the manufacture of glass fiber.
    The closest to the invention to the technical essence and the achieved result is a method of making fiberglass by feeding melt onto the inner surface of the perforated centrifuge wall and then drawing it out with a fl gas stream.
    As well as a device for the manufacture of fiberglass, including a hollow centrifuge with a perforated side wall, the bottom color of which is made with a large sheet, a distribution device located inside the centrifuge, a device for feeding a gas stream around the centrifuge and a heating device: device 2,
    The lack of sposbb and devices is that the resulting glass fibers have a low quality, in particular, insufficient heat resistance.
    It is also known glass for the manufacture of glass fibers containing,%: 6 Si02 61-72J 2-8; NajO + KO 14-16; CaO 4.7-7.5; MgO up to 5; BaO up to 2.5; REAR 0.2-1; , until 3; SOj, up to 0.5 C2.
    A disadvantage of the known glass is that the glass fibers obtained are of insufficient quality, in particular non-sufficient heat resistance.
    The aim of the invention is to improve the quality of the fiber,
    18 This goal is achieved by the fact that according to the method of making fiberglass by feeding melt to the inner surface of the perforated centrifuge wall and the next gas flow, all glass is fed to the zone of the upper holes of the centrifuge wall.
    A device for manufacturing a glass-fiberglass comprising a hollow centrifuge with a perforated side wall-, with a thickness greater than the top, a distribution device located inside the centrifuge, a device for the flow of gas flow around the centrifuge and a heating device equipped with a bone ™ gesture mounted on the lower part of the centrifuge wall and the distribution device is made with openings located in the plane of the upper part of the side wall of the centrifuge or above eo centrifuge The side wall is formed with the thickness of the lower part equal to the thickness of the top of 1.5-2.5 "The apparatus is provided with a radially disposed megchdu raspredelitelznym device and the side wall of the centrifuge an additional distribution device with openings. In addition, / the device is provided with a reflector located radially between the distributor and the side wall of the centrifuge. The reflector is made with a groove facing the distributor and with a bore. The holes of the additional distributor are located in the plane of the upper side of the centrifuge side. The annular stiffener is offset radially inward relative to the lower edge of the side wall of the centrifuge, and parallel to the axis of the centrifuge it is made with a cross section, The thickness of the side wall The ring-shaped stiffening element is made in the form of a collar projecting radially inward from the lower edge of the side wall and with a thickness that constantly increases in the direction of the inner edge. The lance-shaped stiffening element is cylindrical and has a smaller diameter than the lower edge of the side wall, and provided with a connecting element located between the upper edge of the stiffening element and the lower edge of the side wall. The annular stiffening element is made in the form of a supporting structure located in a centrifuge with a gap on its side wall and connected to its middle zone, with one edge of the supporting structure connected to the lower edge of the side wall of the centrifuge and its other edge to the upper part centrifuges. Glass for the manufacture of glass fiber containing SiO,,,, 20, CaO, MOO, BaO,, 0, additionally contains MpO with the following ratio of components, AesD 60.30-63.5 5.05-6.35 13.20-15 , 20 2.10-2.70 5.0-6.25 2, 00 0.05-3.20 0.78-3.37 0.05-1.50 0.36-0.55 1, 50-3.0 total content of Ma P + K „0 avno 15.3-17,60; MDO + CaO is equal to 8.55. + O; MpO + BaO + Pe Oz is equal to 3.89-7, Ill and A1, NaQiO + K O is taken in a ratio of .0.29-0.36 and MgO and CaO in a ratio of 0.38-P, 7. FIG. 1 shows the proposed device, a vertical section; in fig. 2 - the same distribution device (in part); FIG. 37 is the same, variants of a hollow centrifuge, a slit; FIG. B — an element of rigidity of the devices of FIG. 5 and 6; a perspective view (partial). The device (figo 1) contains a centrifuge 1 having a vertical central shaft 2, the lower end of which is provided with a hub 3 for mounting the centrifuge. The centrifuge contains a perforated side wall made with a bottom thickness equal to 1.5-2.5 times the upper part. The upper edge of the side wall k is connected to the hub 3 by the cesspool and concave fastener 5. The lower edge of the centrifuge 1 is provided with an annular t flange 6 that projects radially inward from the lower edge of the side wall 4 and with which the upper edge of the annular stiffener 7 is connected displaced radially inward relative to the lower edge of the side wall, and parallel to the axis of the centrifuge the cross section of the stiffening element 7 is larger than the thickness of the circumferential wall k. Within the centrifuge 1 there is a distribution tool The housing 8 is in the form of a drum, which rotates 5 together with a centrifuge and is equipped with one row of holes 9, which are located mainly in the plane of the top row of holes of the side wall of the centrifuge. The distribution drum 8 is fixed on the hub 3 by means of downwardly facing lining 10. The glass flow in the middle is fed down through the construction's centrifuge carrier so that it hits s distribution drum 8, at the bottom of which it spreads to the perforated side wall of the drum, through the holes of which glass jets radially out. 11, which are fed in the direction of the inner surface of the side wall of the centrifuge, namely to the zone adjacent to the upper row of holes, and from there the glass flows down along the inner surface of the perforated side wall k of the centrifuge. Figure 2 shows a variant of the distribution drum 8, which is equipped with two rows of holes .9, shifted relative to each other or arranged in a chessboard pattern. But all the holes are located near the joint plane in order to feed the glass in the zone of the upper row of responses to the side wall of the centrifuge. To ensure that the glass streams in the fibers are pulled out, the device comprises an annular chamber 12 equipped with an annular nozzle 13, the chamber being connected to one or more combustion chambers 1A, which are equipped with suitable means for burning the fuel and creating hot gas. Givani glass. This creates an annular gas flow, which is directed downwards and is designed in the form of a curtain that surrounds the reef price. The device also contains a heating device 15 for the lower edge of the centrifuge 1. The heating device can be made in any known manner. Preferably, it is in the form of a ring-shaped device with high-frequency heating (Fig. 1). The ring-shaped heating device 15 has a larger diameter than the centrifuge, and is located at a short distance under the bottom of the device. 5 A variant of the device according to FIG. 3 differs from the variant of FIG. 1 in that the centrifuge 1 is made with a "large diameter and the device is equipped with an additional distribution device 16 located radially between the distribution drum 8 and the perforated bokoyvoy wall 4 of the centrifuge 1. Additional distribution device 16 made in the form of an annular container, which is made open to the inner side and the bottom of which is provided with a series of openings for discharging from crush the glass 11 to the side wall of the centrifuge 1. The additional distribution device 16 is made narrower in the direction of the outlet holes. As in the case of the embodiment of FIG. 1, the openings for discharging glass jets P must be arranged in such a way that all the glass for making fibers is fed into the upper zone of the perforated side wall of the centrifuge. In addition, the distribution drum 8 has a smaller diameter than the distribution drum 8 of FIG. 1. The implementation of the distribution drum 8 with a smaller diameter than the drum of FIG. 10, and the addition of the distribution tool 16 additionally allow more accurate flow of glass into the zone of the upper row of holes of the circumferential wall t. Additional distribution box; Method 16 is mounted on a part of the hub 3 by means of a supporting structure 17 provided with a heat insulating layer (not shown). In addition, the device (FIG. 3) differs from the device (FIG. 1) in that the annular stiffening element 7 is made in the form of a collar that projects radially inward from the lower edge of the circumferential wall C and is made with a thickness that constantly increases. internal edge o The device (FIG.) differs from the device (FIG. 1) in that it contains a reflector 18 located radially between the distribution drum 8 and the circumferential wall i of the centrifuge 1. The reflector 18 is ring-shaped and provided with a groove facing predelitelnomu ba7 9
    Rahban 8 and equipped with overflow 19 Reflector 18 is preferably positioned so that erd overflow 19 allows glass to be fed in the form of a layer 20 in the plane of the upper row of side wall openings and centrifuge 1.
    In addition, the annular element 7 stiffness made that. in the same way as in the device of FIG.
    The device (Fig „5) has the following differences from the device (Fig 3). Between . The distributors 8 and 16 dispose a reflector 1.8 of the same design as the reflector 18 of FIG. 6. The stiffening element is made in the form of a cylindrical carrier DESIGN 21 having a smaller diameter than the lower edge of the perforated side wall 4 And located inside the centrifuge 1 The distance from perforated side wall k. An additional distribution device 16 is mounted on the supporting structure 21, which is attached to the centrifuge 1 by the upper edge. The lower edge of the supporting structure 21 is provided with a groove 22 for receiving the downward end 23 of the annular flange 6 "
    In addition, the supporting structure 21 is attached to the base plate. As shown in FIG. 5, the supporting structure 21 and the supporting plate 2 are preferably made with openings spaced apart from each other. The circumferentially distributed arms 25 (FIG. 8) protrude inward, starting from the middle zone of the side wall to the centrifuge 58
    gi 1, and serve to fasten a ring 26 which engages with a shoulder 27 connected to the supporting structure 21 and provided with a recess. The distance between the consoles 25 prevents complete laminar glass flow that flows on the inner surface of the centrifuge circumferential wall 1. The mutual engagement of the elements 22, 23 and 26, 27 is designed so that it allows the supporting structure 21 and the side wall k of the centrifuge 1 to freely expand and contract relative to one another. In particular, based on the arrangement of the elements 25 -27 supporting structure 21 provides the effective stiffness of the side wall k of the centrifuge, thereby preventing the deformation of the circumferential wall to the outside as a result of the effect of centrifugal force
    The device (figo 6) differs from the device (fig. 5) in that the centrifuge 1 is made with a smaller diameter; between the two distributors 8 and 16, the reflector is not located
    The device (FIG. 7) differs from the device (FIG. K) in that the reflector 18 is attached directly to the upper part of the circumferential wall C of the centrifuge 1,
    In the proposed device, glass fibers are made from glass of the composition indicated in Table 1 and 2. At the same time, data on the characteristics of glass are also summarized in board 1
    Table 1
    权利要求:
    Claims (2)
    [1]
    Na, 0 CaO Claim 1, A method of making fiberglass by feeding melt onto the inner surface of a perforated centrifuge wall and then stretching it with a gas stream, which is characterized by the fact that all glass is fed into the zone of the upper holes of the centrifuge wall to improve the quality of the fiber produced. . 2, A device for manufacturing glass fiber, including a hollow center reef with a perforated side stack, the lower part of which is thicker than the upper distribution device located inside the centrifuge, a device for feeding gas flow around the centrifuge and a heating device that differs from that it is provided with a ring-shaped stiffening element mounted on the lower part of the centrifugal wall, and the distribution device is made with openings located in a flat bones of the upper part of the side wall of the centrifuge or above it, Зо The device according to claim 2, characterized in that the side wall of the centrifuge is made with the thickness of the lower part equal to 1, 5 of the thickness of the upper part „k. The device is in accordance with PPP 2 and 3, from LI Ch ate e C i ret that it is provided with a distribution device located radially between the distribution device and the side wall of the centrifuge, a Table-shaped distribution device with openings. 5o The device according to 2, characterized in that it is provided with a reflector located radially between the distribution method and the side wall of the centrifuge. 6 "The device according to 6, differs from that the reflector is made with a groove facing the distributor and overflow 7. The device according to claim 5 and 5 is different in that the apertures of the additional distribution device are located in the plane of the upper parts of the side wall of the centrifuge, 8 "device according to 2, characterized in that the annular stiffening element is displaced radially inward relative to the lower edge of the side wall of the centrifuge, and parallel to the centrifuge axis it is made with a cross section larger than the side 9 o. Device according to 2, characterized in that the annular stiffening element is made in the form of a collar projecting radially inward from the lower edge of the side wall, and with a thickness constantly increasing in the direction of the inner edge 10, the device according to claim 2, characterized by the fact that the annular stiffening element is cylindrical and with a smaller diameter than the lower edge of the wall 1397 ki and is provided with a connecting element located between the upper edge of the stiffening element and the lower edge of the side wall. 11, The device according to claim 2, about tl and the fact that the annular stiffening element is made in the form of a supporting structure located in a centrifuge with a gap on its side wall and connected to its middle zone, with one edge of the supporting structure connected to the lower edge The side wall of the centrifuge, and its other edge, with the top of the 12 "glass for making fiber glass containing Si02 Na / iO, KgO, CaO, MgO, BaO, FejOj, BjO, and SOa 1, is distinctive, etc te, THAT it additionally contains -MnO with the following ratio of components, weightD: 60.30763.5 5.05-6.35 13.20-15, 20 2.10-2.70 5.0-6.25 2, “O-, 00 0.05-3.20 0.78-3.37 0.05-1.50 0.36-0.55 1.50-3.0 and the total content of Na O + KjO is 15 30-17,60; MdO + CaO is equal to 8.55-9, Oj MnO + BaO + FejOj is equal to 3,. a and Na O + KjO are taken in a ratio of 0.29-0.36 and MfjO and CaO in a ratio of 0.38-0.7. Sources of information taken into consideration in the examination 1.Patent of the Federal Republic of Germany No. 123772,. KLO A 1 36/30, published. 19b7.
    [2]
    2. The patent of France No. 1355739, class, C 03 C publication, 196.
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    类似技术:
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    US3254977A|1966-06-07|Process and apparatus for production of fibers from thermoplastic material, particularly glass fibers
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    RU1784798C|1992-12-30|Gas distributing nozzle
    KR870001849Y1|1987-05-16|Gas apparatus
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    同族专利:
    公开号 | 公开日
    US4203746A|1980-05-20|
    AU5364979A|1982-01-28|
    CA1129202A|1982-08-10|
    SE8304044L|1983-07-19|
    BG41656A3|1987-07-15|
    NO793996L|1980-06-10|
    FI793833A|1980-06-09|
    DK158383C|1990-10-22|
    NO152334C|1985-09-11|
    JPS55113638A|1980-09-02|
    FI69447B|1985-10-31|
    FI69447C|1986-02-10|
    PH14543A|1981-09-24|
    BR7908004A|1980-07-22|
    AR219020A1|1980-07-15|
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    DK522679A|1980-06-09|
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    CA1129204A|1982-08-10|
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    MA18668A1|1980-07-01|
    GB2045228B|1983-03-30|
    NO145005C|1981-12-28|
    IT7927876D0|1979-12-07|
    BR7908003A|1980-07-22|
    NO152694C|1985-11-06|
    AU5364879A|1980-06-12|
    ZA796666B|1980-12-31|
    NO152335C|1985-09-11|
    CA1128757A|1982-08-03|
    GB2041911A|1980-09-17|
    IE48921B1|1985-06-12|
    NO152334B|1985-06-03|
    CH634027A5|1983-01-14|
    DD147661A5|1981-04-15|
    TR20780A|1982-07-09|
    US4288236A|1981-09-08|
    CH643219A5|1984-05-30|
    SE8304043D0|1983-07-19|
    SE7910078L|1980-08-15|
    NO793994L|1980-06-10|
    AR218794A1|1980-06-30|
    HU178731B|1982-06-28|
    RO79268A|1982-06-25|
    CS235504B2|1985-05-15|
    IT1126486B|1986-05-21|
    IE49317B1|1985-09-18|
    IE792379L|1980-06-08|
    SE438671B|1985-04-29|
    SE8304043L|1983-07-19|
    DE2954306C2|1987-10-29|
    YU297579A|1983-01-21|
    NL7908865A|1980-06-10|
    BG41654A3|1987-07-15|
    IE792380L|1980-06-08|
    SE440346B|1985-07-29|
    YU42494B|1988-10-31|
    YU43524B|1989-08-31|
    SE437371B|1985-02-25|
    TR20552A|1981-11-05|
    DK522779A|1980-06-09|
    MX155111A|1988-01-28|
    MX153436A|1986-10-09|
    AU536496B2|1984-05-10|
    FI64933C|1984-02-10|
    AU534657B2|1984-02-09|
    DK158578B|1990-06-11|
    US4203747A|1980-05-20|
    NL181102B|1987-01-16|
    JPS635336B2|1988-02-03|
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    FI65983C|1984-08-10|
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    DK154496B|1988-11-21|
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    NO145005B|1981-09-14|
    BE880485A|1980-06-06|
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    CA1136165A|1982-11-23|
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    AU534642B2|1984-02-09|
    DK154496C|1989-06-12|
    DE2954455A1|1985-07-04|
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    AT377967B|1985-05-28|
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    法律状态:
    优先权:
    申请号 | 申请日 | 专利标题
    FR7834616A|FR2443436B1|1978-12-08|1978-12-08|GLASS FIBRATION PROCESS, IMPLEMENTATION DEVICE AND FIBER PRODUCTS|
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