The utility model discloses a high temperature mechanical seal, including fixed bottom ring, a shaft sleeve, a compression spring, a sealing gasket, ring sealing ring and the static ring sealing ring and the static ring sealing ring, strengthening hoop, anti rotation pin and nanoporous silicon nanoporous silicon insulation heat insulation sleeve is sleeved on the rotating shaft. Fixed bottom ring is fixedly arranged on the nanoporous silicon insulating sleeve, the sleeve is nested in the nanoporous silicon insulation sleeve, fixed to the bottom ring, a compression spring is nested in the shaft sleeve, sealing pad nested in the sleeve ring, sealing ring embedded in the sleeve group, under seal, static ring ring group against group the sealing ring sealing ring, embedded in a nanoporous silicon insulation sleeve, strengthen steel ring nested in nano Kong Gui insulating sleeve, anti rotation pin is inserted into the steel ring in the practical strengthening, high temperature mechanical seal model, through the nano porous silicon thermal insulation device is arranged, can The utility model can sufficiently isolate the heat generated by friction between the rotating shaft and the sealing member, effectively alleviate the damage caused by the heat loss of the seal, prolong the service life of the seal, and also improve the sealing effect.
【技术实现步骤摘要】
耐高温机械密封
本技术涉及机械设备领域,特别涉及一种耐高温机械密封。
技术介绍
现在一般的机械密封,多采用迷宫式、甩油挡圈、毛毡、橡胶密封圈等接触或非接触式密封型式,前两种型式,由于与传动轴之间存在间隙,在高温下,随着密封腔介质压力升高、粘度降低,难免不漏油;而后两种密封圈虽然可与转轴配合紧密,但高温工作一段时期后会因摩擦发热或产生变形,影响密封件的使用寿命,也影响密封效果。
技术实现思路
本技术所要解决的技术问题是提供一种通过增设的纳米孔硅隔热装置,能够隔绝的缓解转轴与密封件之间因摩擦产生的热量,有效缓解密封件因为热损带来的损伤,延长密封件使用寿命,也提高了密封效果的耐高温机械密封,以解决现有技术中导致的上述多项缺陷。为实现上述目的,本技术提供以下的技术方案:一种耐高温机械密封,包括固定底环、轴套、压缩弹簧、密封垫、动环组密封环、静环组密封环、静环密封圈、加强钢圈、防转销和纳米孔硅隔热套,纳米孔硅隔热套套在转轴上,固定底环固定设置在纳米孔硅隔热套上,轴套嵌套在纳米孔硅隔热套上,顶住固定底环,压缩弹簧嵌套在轴套上,密封垫嵌套在轴套上,动环组密封环嵌套在轴套上,顶住密封垫上,静环组密封环顶住动环组密封环,嵌套在纳米孔硅隔热套上,加强钢圈嵌套在纳米孔硅隔热套,防转销插入加强钢圈中。优选的,所述固定底环通过螺栓固定在转轴上。优选的,所述压缩弹簧为双股铰链式结构。优选的,所述动环组密封环包括动环、动环座和弹簧,动环设置在动环座上,弹簧夹在动环与动环座之间。优选的,所述加强钢圈设置有对称卡槽,防转销嵌入卡槽内。采用以上技术方案的有益效果是:本技术结构的耐高温机械密封,通过增 ...
【技术保护点】
耐高温机械密封,其特征在于,包括固定底环、轴套、压缩弹簧、密封垫、动环组密封环、静环组密封环、静环密封圈、加强钢圈、防转销和纳米孔硅隔热套,纳米孔硅隔热套套在转轴上,固定底环固定设置在纳米孔硅隔热套上,轴套嵌套在纳米孔硅隔热套上,顶住固定底环,压缩弹簧嵌套在轴套上,密封垫嵌套在轴套上,动环组密封环嵌套在轴套上,顶住密封垫上,静环组密封环顶住动环组密封环,嵌套在纳米孔硅隔热套上,加强钢圈嵌套在纳米孔硅隔热套,防转销插入加强钢圈中。
【技术特征摘要】
1.耐高温机械密封,其特征在于,包括固定底环、轴套、压缩弹簧、密封垫、动环组密封环、静环组密封环、静环密封圈、加强钢圈、防转销和纳米孔硅隔热套,纳米孔硅隔热套套在转轴上,固定底环固定设置在纳米孔硅隔热套上,轴套嵌套在纳米孔硅隔热套上,顶住固定底环,压缩弹簧嵌套在轴套上,密封垫嵌套在轴套上,动环组密封环嵌套在轴套上,顶住密封垫上,静环组密封环顶住动环组密封环,嵌套在纳米孔硅隔热套上,加强钢圈嵌套在纳米孔硅隔热套,防转销...
【专利技术属性】
技术研发人员:张燕,郭秀峰,刘承英,
申请(专利权)人:济宁市丰鹏工程设备有限公司,
类型:新型
国别省市:山东,37
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