The utility model relates to a dust filter system for a closed air cover of a paper machine, which comprises an air intake, an air outlet, a filter and a filter chamber, a air intake and a gas outlet are connected with the filter cavity, and a plurality of partition plates are arranged in the filter chamber, the partition plate is spaced, the air passage is formed between the baffles, and the air passage includes the intake passage. The inlet channel is connected with the air inlet, and the inlet channel is connected with the inlet channel. The transition channel is arranged between the intake channel and the outgassing channel. The filter is set in the outgassing channel and is located under the outgassing outlet. The filter includes the filter cartridge and the cleaning device. The cleaning device includes a shank, a cleaning arm and a connection. The rod is arranged on one end of the connecting rod and located above the filter tube. The connecting rod is inserted into the filter tube, the cleaning arm is located in the filter tube, one end of the cleaning arm is connected with the connecting rod, and the other end is contacted with the inner surface of the filter tube. The utility model can realize hierarchical filtration and effectively enhance the filtering efficiency.
【技术实现步骤摘要】
一种纸机封闭式气罩的粉尘过滤系统
本技术涉及造纸
,特别涉及一种纸机封闭式气罩的粉尘过滤系统。
技术介绍
目前,在造纸时,需要采用加热干燥的办法进一步脱水,使成纸的水分降低到5%-8%。造纸干燥部一般采用蒸汽加热的方式提高纸页干度,为保持干燥部的热效率,通常采用气罩将整个干燥部全部封闭,而造纸干燥部采用封闭式气罩,整个系统由于长时间封闭循环,气罩通过通风系统排风带出水分的同时,还有大量的纸尘,导致纸机外围空气质量较差。现有的过滤方式通常采用过滤器,但是,过滤系统运行一段时间后,过滤器会被堵塞,需要更换,因此,过滤效率较差,成本较高。
技术实现思路
本技术为了解决现有技术的问题,提供了一种过滤效果较好,过滤器使用时间较长,成本较低的纸机封闭式气罩的粉尘过滤系统。具体技术方案如下:一种纸机封闭式气罩的粉尘过滤系统,包括进气口,出气口,过滤器和过滤腔,所述进气口和出气口分别与过滤腔连通,所述过滤腔中设有多块隔板,隔板间隔设置,隔板之间形成气流通道,气流通道包括进气通道,过渡通道和出气通道,所述进气通道与进气口连通,进气通道两侧设有扰流板,所述过渡通道设置在进气通道和出气通道之间,过滤器设置在出气通道中且位于出气口下方,过滤器包括过滤筒和清理装置,清理装置包括摇柄,清洁臂和连杆,摇柄设置在连杆一端且位于过滤筒上方,所述连杆伸入过滤筒中,清洁臂位于过滤筒中,清洁臂一端与连杆连接,另一端与过滤筒内表面接触。以下为本技术的附属技术方案。作为优选方案,进气通道两侧的扰流板间隔设置,扰流板向下方倾斜设置。作为优选方案,扰流板包括折弯部,折弯部与扰流板垂直。作为优选方案,所述过 ...
【技术保护点】
1.一种纸机封闭式气罩的粉尘过滤系统,其特征在于,包括进气口,出气口,过滤器和过滤腔,所述进气口和出气口分别与过滤腔连通,所述过滤腔中设有多块隔板,隔板间隔设置,隔板之间形成气流通道,气流通道包括进气通道,过渡通道和出气通道,所述进气通道与进气口连通,进气通道两侧设有扰流板,所述过渡通道设置在进气通道和出气通道之间,过滤器设置在出气通道中且位于出气口下方,过滤器包括过滤筒和清理装置,清理装置包括摇柄,清洁臂和连杆,摇柄设置在连杆一端且位于过滤筒上方,所述连杆伸入过滤筒中,清洁臂位于过滤筒中,清洁臂一端与连杆连接,另一端与过滤筒内表面接触。
【技术特征摘要】
1.一种纸机封闭式气罩的粉尘过滤系统,其特征在于,包括进气口,出气口,过滤器和过滤腔,所述进气口和出气口分别与过滤腔连通,所述过滤腔中设有多块隔板,隔板间隔设置,隔板之间形成气流通道,气流通道包括进气通道,过渡通道和出气通道,所述进气通道与进气口连通,进气通道两侧设有扰流板,所述过渡通道设置在进气通道和出气通道之间,过滤器设置在出气通道中且位于出气口下方,过滤器包括过滤筒和清理装置,清理装置包括摇柄,清洁臂和连杆,摇柄设置在连杆一端且位于过滤筒上方,所述连杆伸入过滤筒中,清洁臂位于过滤筒中,清洁臂一端与连杆连接,另一端与过滤筒内表面接触。2.如权利要求1所述的一种纸机封闭式气罩的粉尘过滤系统,其特征在于,进气通道两侧的扰流板间隔设置,扰流板向下方倾斜设置。3.如权利要求2所述的一种纸机封闭式...
【专利技术属性】
技术研发人员:李文斌,
申请(专利权)人:江苏理文造纸有限公司,
类型:新型
国别省市:江苏,32
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