A high-pressure steam trap station for high pressure steam drainage pipeline is made up of two high pressure positive and negative double valve cut-off valves and a high-pressure steam trap to form a complete set of high-pressure steam trap stations. This trap operates continuously under the bad condition of high pressure without stopping steam. When the valve is required to be repaired and maintained, the high pressure cut-off valve sealed by the special double valve valve can be switched off to the lower seat, the channel to the high-pressure steam trap is cut off, the upper seat and the bypass pipe is opened, and the bypass tube is temporarily replaced by the high-pressure steam drain. When the valve is draining, the high-pressure steam trap can repair and replace the spool parts online. The high-pressure steam trap station has compact structure and complete functions, saves production costs and improves work efficiency.
【技术实现步骤摘要】
高压蒸汽疏水阀站
本专利技术专利涉及到石油化工、核电站、航空母舰等高压蒸汽领域,尤其是连续生产不能停车重要生产装置的高压蒸汽疏水阀。
技术介绍
目前应用于高压的蒸汽疏水阀很稀缺,在高压长期连续运行的恶劣工况下,一般疏水阀都很难满足工况要求。一些电厂的高压蒸汽管线找不到合适的疏水阀,只能采用电动截止阀代替疏水阀,不能自动疏水。经过市场调研,本专利技术专利完全可以解决这个难题。
技术实现思路
为了解决高压长期连续运行恶劣工况的疏水难题,本专利技术专利公开了一种高压长期运行的高压蒸汽疏水阀站,旨在提供一种能在高压不停汽的工况下,利用本专利技术专利特制的高压蒸汽疏水阀站,开启旁通节流管代替高压蒸汽疏水阀,同时关闭高压蒸汽疏水阀通道,使高压蒸汽疏水阀能在线检修和更换配件的高压蒸汽疏水阀站。其中锻造12Cr1MOV阀体的高压截止阀是正反双阀瓣、双阀座双向密封面,下阀座为主阀座控制通往高压蒸汽疏水阀通道,上阀座为辅阀座,控制通往旁通管通道,上阀座有一个节流孔通道,可临时代替高压蒸汽疏水阀。在正常工作中两个高压截止阀的阀瓣调向上阀座,关闭旁通管通道,同时打开通往高压蒸汽疏水阀通道,高压蒸汽疏水阀正常运行工作。当高压蒸汽疏水阀需要维护检修时,把两个高压截止阀的阀瓣调到下方,关闭主阀座,切断通往高压蒸汽疏水阀的汽源,同时打开上阀座,蒸汽和凝结水由上阀座的节流孔通道通过,旁通管临时代替高压蒸汽疏水阀疏水,此时高压蒸汽疏水阀可以在线检修和更换配件,高压蒸汽管线也能照常运行。当高压蒸汽疏水阀检修完成,再把高压截止阀阀瓣调到上阀座,关闭旁通管通道,同时打开通往高压蒸汽疏水阀的通道,高压蒸 ...
【技术保护点】
高压蒸汽疏水阀站,主要由高压截止阀阀体(1)截止阀下阀座(2)截止阀阀芯(3)截止阀上阀座(4)石墨填料(5)截止阀填料压盖(6)截止阀压盖螺母(7)截止阀阀杆(8)截止阀阀杆螺母(9)截止阀手轮(10)旁通连接管(11)疏水阀护帽(12)疏水阀盖(13)疏水阀体(14)疏水阀芯(15)阀芯密封垫(16)疏水阀过滤网(17)疏水阀盖密封垫(18)疏水阀阀片(19)疏水阀螺母(20)疏水阀螺栓(21)超高压蒸汽疏水阀(22)节流孔通道(23)共同组成,其特征是:由两台双密封的高压截止阀中间连接一台活动阀芯部件的高压蒸汽疏水阀,同时连接旁通管,共同组成的高压蒸汽疏水阀站。
【技术特征摘要】
1.高压蒸汽疏水阀站,主要由高压截止阀阀体(1)截止阀下阀座(2)截止阀阀芯(3)截止阀上阀座(4)石墨填料(5)截止阀填料压盖(6)截止阀压盖螺母(7)截止阀阀杆(8)截止阀阀杆螺母(9)截止阀手轮(10)旁通连接管(11)疏水阀护帽(12)疏水阀盖(13)疏水阀体(14)疏水阀芯(15)阀芯密封垫(16)疏水阀过滤网(17)疏水阀盖密封垫(18)疏水阀阀片(19)疏水阀螺母(20)疏水阀螺栓(21)超高压蒸汽疏水阀(22)节流孔通道(23)共同组成,其特征是:由两...
【专利技术属性】
技术研发人员:李生辉,李能彬,李炳城,
申请(专利权)人:银球节能工程有限公司,
类型:发明
国别省市:天津,12
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