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    • 4. 发明公开
    • DICHTUNGSVORRICHTUNG
    • EP1694448A1
    • 2006-08-30
    • EP04820586.8
    • 2004-11-11
    • SMS Demag Aktiengesellschaft
    • ROEINGH, KonradKELLER, KarlHÜCKER, Rolf
    • B21B31/07F16J15/34F16J15/447
    • B21B31/078F16C13/02F16C33/74F16C2322/12
    • The invention relates to a sealing device for roller bearings, comprising a journal seal (4), which is arranged upstream on the roller-ball side of the annular seal (8) which is connected in a rigid manner to an annular projection (7) of the bearing housing (5). The sealing lip (18) of the sealing device is applied to the front side (10) of the roller (1) by means of a sealing contact. The aim of the invention is to improve the sealing device in such a manner that the sealing lip of the annular seal is barely impinged upon by cooling means mixed by impurities, making it long lasting and ensuring that no undesired water can penetrate into said outlet. According to the invention, an L-shaped profile (11), in the cross-section, is rigidly connected to the first side (12) thereof by means of the front side (14) of the roller (1), such that the sealing lip (18) is applied to areas of the first side (12); such that the second side (13) of the L-shaped annular profile (11) is sealed to the roller balls at a certain distance from the annular seal (8) and regions of the annular projection (7); and such that the annular projection (7) comprises an outlet groove (9) which is arranged on the outer side and is open towards the outside.
    • 本发明涉及一种用于滚动轴承的密封装置,该密封装置包括轴颈密封件(4),该轴颈密封件布置在环形密封件(8)的滚珠球侧的上游,该密封件刚性地连接到环形凸起(7) 的轴承座(5)。 密封装置的密封唇(18)通过密封接触被施加到辊(1)的前侧(10)。 本发明的目的是改进密封装置,使得环形密封件的密封唇几乎不被杂质混合的冷却装置冲击,使得密封装置持久并且确保没有不希望的水可以渗透到所述出口中。 根据本发明,横截面中的L形型材(11)通过辊(1)的前侧(14)与其第一侧(12)刚性连接,使得 将密封唇(18)施加到第一侧(12)的区域; 使得L形环形型材(11)的第二侧(13)与环形密封件(8)和环形突出部(7)的区域隔开一定距离密封到滚珠球; 并且使得所述环形突出部(7)包括布置在外侧并且向外敞开的出口槽(9)。