09-12-2015 дата публикации
Номер: CN0204852276U
Принадлежит:
The utility model discloses a rotary shaft seal structure. This rotary shaft seal structure include the casing and with the pivot of casing coupling, the pivot salient is in the outside of casing, the axle sleeve has been cup jointed in the outside of pivot, bushing installation is in the outside of casing, with casing fixed connection, the internally mounted of axle sleeve has the first sealing washer with rotary shaft seal, has constituted the oil return chamber between axle sleeve, first sealing washer and the casing, the bottom in oil return chamber sets up and the oil drain port, this oil drain port is connected with back oil pipe. The coupling of pivot and casing is located can be gapped, and the lubricating oil that this clearance is oozed out gets into the oil return chamber, and under the effect of gravity, lubricating oil can flow into the oil drain port along the inner wall of axle sleeve, along time oil pipe outflow, can be inboard to the casing with the lubricating oil load ...
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