我們對(duì)關(guān)鍵部件，如分配板，葉輪和泵軸進(jìn)、行了系統(tǒng)優(yōu)化設(shè)計(jì)，簡(jiǎn)化了結(jié)構(gòu)，提高了性能，實(shí)現(xiàn)節(jié)能。采用焊接葉輪，葉片一次沖壓、成型型線合理：輪轂全部加工，從根本上解決了動(dòng)平衡問(wèn)題。葉輪與泵軸采用熱裝過(guò)盈配合，性能可靠，運(yùn)轉(zhuǎn)平穩(wěn)。葉輪焊接后，整體進(jìn)行良好的熱處理，葉片具有良好的韌性，使葉片的抗沖擊，抗折彎能力得以根本保證，能適應(yīng)載荷沖擊波的惡劣工況。<img src='http:///pic/125176/2/20160310160508_6138_zs_sy.jpg' /> <br /><p>該機(jī)組具有結(jié)構(gòu)緊湊，操作靈活可靠，使用方便等特點(diǎn)，廣泛應(yīng)用于電子工業(yè)、冶金工業(yè)、化學(xué)工業(yè)、原子能工業(yè)以及宇航等科研技術(shù)領(lǐng)域。可為真空燒結(jié)爐，各種真空鍍膜機(jī)以及真空電子束焊機(jī)、各類真空電爐、電子顯微鏡、各種電子射線、加速器、宇宙空間模擬容器所需之高真空環(huán)境均可用JK系列擴(kuò)散泵真空機(jī)組來(lái)實(shí)現(xiàn)。</p><p>This unit has the features such as compact structure, flexible and reliable operation, easy to use. It is widely applied in electronic industry, metallurgy industry, chemical industry, nuclear industry and in scientific research technology fields such as aerospace.The ultra vacuum environment required by vacuum sintering furnace, vacuum coating machine, vacuum electron-beam welder, various vacuum furnace, electron microscope, various electron rays, accelerators and space simulation chamber could be achieved by JK serial diffusion vacuum pump unit.</p><img src='http:///pic/125176/2/20160405145320_6083_zs_sy.jpg' /><img src='http:///pic/125176/1/20160307133712_5089_zs_sy.jpg' /><br /><p>它除了具有一般羅茨真空泵機(jī)組的一些特點(diǎn)外，由于采用水環(huán)式真空泵作前級(jí)泵，因此，它特別適用于抽除含較多蒸氣及有一定腐蝕性氣體的工業(yè)流程中。例如：For example:制藥業(yè)的真空蒸餾、真空蒸發(fā)、脫水結(jié)晶；輕紡工業(yè)的滌綸切片干燥；食品工業(yè)的冷凍、干燥等工藝均可采用。</p><p>Besides having some features of general Roots vacuum pump, this unit treats two-stage water-ring vacuum pump as prepump, so it is specially suitable for industrial-process with a large quantity of vapor and some corrosive gases.The process such as vacuum distillation, vacuum evaporation, dehydration and crystallization in pharmacy, polyester chips drying in textile industry, freezing and drying in food industry could be adopted.</p><img src='http:///pic/125176/2/20160405145320_6083_zs_sy.jpg' />