Tns Series Of Seal Covers

Specifications:Tns contact type oil baffle for hydraulic electrogeneration station the company has developed series of products for hydraulic turbine generating plant according to the requirements of customers. 2 tns-tl type thrust bearing seal cover 2 tns-sd type upper guide bearing seal cover 2 tns-sdn type inner sleeve seal cover of upper guide bearing 2 tns-sd type lower guide bearing seal cover 2 tns-zm type shaft seal of water turbine tn s sd 1 type diameter of shaft with contact type seal cover(mm): Position of contact type seal cover: Upper guide bearing seal cover generator type using contact type seal cover: Hydrogenerator trademark tn: Tongneng series 2 property tns contact type seal cover is a patent right product developed to solve the problem of lubricant and oil mist leakage. This is because that there is clearance between shaft and copper tooth of seal cover in operation, and the wear of copper tooth on seal cover causes clearance too large, and there is no way to compensate, therefore, the seal is too loose to form air tight chamber. The property of this product is as following: The seal tooth of tns contact type seal cover can contact with surface of shaft without any clearance;(2)the seal tooth of tns contact type seal cover is multi-equated structure along circumference, each part can move to track the shaft in radial direction; forward displacement is 0.5mm, backward displacement 2.5mm, so that it can track the shaft automatically without clearance when the shaft operates eccentrically;(3)the material contacting with shaft is of special composite material with self-lubricating property;(4)tns contact type seal cover does not damage the shaft, so not to lead the shaft vibrating and the temperature rising;(5)it does not need to adjust the clearance when installing because of tns contact type seal cover contacting with shaft in operation, so that it is convenient for installation(see installation illustration);(6)the seal tooth of tns contact type seal cover can be replaced during the maintenance period;(7)customer service can be supplied with reliable technique and high quality.
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Contact Us Harbin Tongneng Electric Joint Stock Company Limited[China (Mainland)]













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harbin tongneng electric joint stock company limited is a high and new technique enterprise which integrates research production with marketing. its main business includes the development, production and marketing of the products of electric, electric automation, power station equipment, electric appliance, motor and electric information, etc. and the technical transformation, technical advice of such products. the company's patent has successively won the bronze medal of international...more>>