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热词
    • 4. 发明授权
    • Thermally insulated roll and insulation assembly for a thermoroll
    • 热绝缘辊和绝热组件
    • US6158501A
    • 2000-12-12
    • US785099
    • 1997-01-21
    • Pekka Koivukunnas
    • Pekka Koivukunnas
    • B21B27/08B29C33/04B41F13/22D21G1/02F16C13/00F26B13/18F28F5/02
    • B41F13/22B29C33/044D21G1/0266F16C13/00F26B13/183F28F5/02B21B2027/086
    • A thermally insulated thermoroll including a shaft supported by bearings with at least one longitudinal shaft channel defined in the shaft for passing a heating medium. A flange with radial bores is connected to the shaft and a shell, with at least one longitudinal shell channel for passing the heating medium, is connected to the flange such that the flange is interposed between the shaft and the shell. Together the shaft, flange and shell form a main body of the thermoroll. At least one first insulating wall and at least one second insulating wall are disposed in the main body of the thermoroll. The first and second insulating walls being joined at respective ends to form at least one hermetically sealed insulated cavity in the main body of the thermoroll. These insulating walls may be disposed around the shaft channel and/or the shell channel to thermally insulate the shaft and/or the shell. The insulated cavity may be hermetically sealed by electron beam welding in a vacuum chamber to form a vacuum within the interior or the insulated cavity.
    • 一种隔热热力轴承,其包括由轴承支撑的轴,所述轴具有限定在轴中的用于通过加热介质的至少一个纵向轴通道。 具有径向孔的凸缘连接到轴上,并且具有至少一个用于使加热介质通过的纵向壳体通道的壳体连接到凸缘,使得凸缘插入在轴和壳体之间。 轴,法兰和壳体一起形成热滚筒的主体。 至少一个第一绝缘壁和至少一个第二绝缘壁设置在热熔丝的主体中。 第一绝缘壁和第二绝缘壁在相应的端部连接,以在热熔体的主体中形成至少一个密封的绝缘腔。 这些绝缘壁可以设置在轴通道和/或壳通道周围,以使轴和/或壳体绝热。 绝缘腔可以通过电子束焊接在真空室中而密封,以在内部或绝缘腔内形成真空。
    • 8. 发明授权
    • Electrically heated calender roll
    • 电加热压光辊
    • US5397290A
    • 1995-03-14
    • US80439
    • 1993-06-21
    • Ludwig Hellenthal
    • Ludwig Hellenthal
    • B21B27/08D21F5/02D21G1/02B21B31/08
    • D21G1/028D21F5/024B21B2027/086
    • A heated calender roll at a predetermined operating temperature has a roll body having a cylindrical outer surface centered on an axis and formed radially inward from the surface with at least one axially extending passage, a pair of hub elements axially flanking and joined to the roll body, and at least one electrical heating element in the passage. A mass of heat-conducting metal in the passage has an outer surface bonded to but distinct from the roll body and an inner surface bonded to but distinct from the heating element. The metal has a melting point in excess of the operating temperature of the roll. The calender roll can be formed with a plurality of such passages each receiving a respective such electrical heating element and a respective mass of the heat-conducting metal. Alternately it can be formed with a single such passage receiving a plurality of such electrical heating elements and the mass of the heat-conducting metal. The mass can be a pure metal or a metallic alloy chosen for high thermal conductivity.
    • 在预定工作温度下的加热压延辊具有辊体,该辊体具有以轴线为中心的圆柱形外表面,并且从表面径向向内形成有至少一个轴向延伸的通道,一对轮毂件轴向侧向并连接到辊体 ,以及通道中的至少一个电加热元件。 通道中的导热金属的质量具有与辊体结合但不同的外表面和与加热元件结合但不同的内表面。 金属的熔点超过辊的工作温度。 压延辊可以形成有多个这样的通道,每个通道都接收相应的这种电加热元件和相应的导热金属块。 或者,其可以形成有单个这样的通道,其接收多个这样的电加热元件和导热金属的质量。 质量可以是纯金属或金属合金,用于高导热性。