進口玻璃鋼防腐風機哪家品牌好
進口玻璃鋼防腐風機The sealing device is characterized in that it comprises a shaft sleeve sleeved on the main shaft of the fan, a sealing seat and a sealing cover arranged at the rear end of the sealing seat. The sealing seat comprises a large outer diameter disc and a small outer diameter disc. The middle of the small outer diameter disc is provided with a through hole, in which is provided with a lubricating grease filling device. The outer circumference of the shaft sleeve is successively sleeved with the first Teflon packing, oil throwing ring The second Teflon packing and the third Teflon packing, the first Teflon packing, the second Teflon packing and the third Teflon packing are interference fit with the shaft sleeve respectively, the oil slinger is arranged directly below the grease refueling device, and the sealing cover is fixedly connected with the sealing seat through bolts. After adopting the above structure, the beneficial effects are: the wear resistance and deformation resistance of the fan seal are enhanced, the maintenance workload is greatly reduced, and the installation and disassembly are convenient.
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