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ZJ150罗茨真空泵

Price
Negotiable
Unit
Piece
Product number
201711151319374680
Place of Origin
中国 - 山东 - 淄博
  • Product introduction
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    Conveying Medium:0
    Application:0
    Warranty:0

          概述:  

      ZJ系列罗茨真空泵,是一种容积式真空泵,又称机械增压泵,是目前获得中、高真空的主要抽气设备之一,其工作原理与罗茨鼓风机相似,是利用两个8字形转子在泵壳内作同步转动,从而完成吸气和排气。工作原理请参照“罗茨真空泵工作原理”

      针对化工、制药等行业需抽除大量水蒸汽及溶剂的工艺,我公司对ZJ系列罗茨真空泵泵腔与轴承腔的密封结构进行了改进,大大减少了轴承腔及齿轮腔泵油乳化现象,使ZJ系列罗茨真空泵更加适合于配合水环真空泵抽除大量水蒸汽及溶剂等。同时我公司对转子、泵体、端盖等过流部件进行了镀镍处理,大大延长了罗茨泵在抽除腐蚀性气体场合的使用寿命,并有效防止了罗茨泵的锈死现象。

      对于抽除对橡胶具有强腐蚀性的溶剂的工况,我们在泵腔与轴承腔的四处及轴伸端的一处共五处设计了机械密封结构,简称"五点机械密封",该机械密封的柔性密封件采用了耐腐蚀的PTFE材质从而彻底杜绝了泵油的乳化现象并彻底封闭了泵油向泵腔内扩散的通道,因此"五点机械密封"结构的罗茨真空泵可称为真正意义上的干式罗茨真空泵。如需采用"五点机械密封"的罗茨真空泵,请在订货时注明。


      罗茨真空泵的主要特点.能在很宽的压强范围(1~1×104Pa)有较大的抽速。.泵腔无油,避免了油蒸气污染真空系统。.振动小,噪声小。.机械磨擦损失小,故驱动功率小。.易于维护和维修,费用低,寿命高。.可抽除可凝性气体.不可单独使用,必须配置前级泵。不允许在大气压力下启动,待前级泵将罗茨泵入口压力抽到允许入口压力时方可启动。前级泵一般为水环式真空泵,油环式真空泵,油封式机械泵等。

          罗茨真空泵具有以下特点:

    1、密封结构的改进

    罗茨泵轴承腔一般采用润滑油来冷却、润滑,如该部分泵油被乳化必须立即更换新油,否则将会造成轴承的锈蚀而造成泵的振动、噪声变大,此时如再不及时更换轴承,则会加剧齿轮的磨损从而造成整台泵的损坏。
    针对目前罗茨真空泵在配用水环真空泵抽除大量水蒸汽及有机溶剂时泵油容易乳化的老问题,我公司对泵腔的密封结构进行了重要改进:在泵腔与轴承腔之间增加了FPM或PTFE柔性密封件以密闭泵腔与轴承腔,从而解决了罗茨泵泵油的乳化现象。该密封结构经过多年的使用已经被充分验证。

    2、泵腔内表面的处理

    罗茨真空泵在抽除大量水蒸汽及化工溶剂时,转子表面及泵腔表面容易出现锈蚀现象,经常出现试车后几天未用罗茨泵即被锈死而无法运转;或长时间停用后,再次开启时泵被锈死;或在长时间使用后发现转子及泵腔被腐蚀而影响泵的性能。
    针对以上现象我公司对所有的罗茨真空泵的转子及泵腔内壁全部进行了镀镍处理,经镀镍后的罗茨真空泵耐腐蚀、耐锈能力大大提高。

    3、转子型线的改进

    转子之间的啮合间隙是影响罗茨真空泵性能的最大因素。罗茨真空泵的转子之间的啮合间隙应在保证泵稳定运行的前提下达到均匀、最小。因罗茨转子理论型线与实际加工的型线存在一定的偏差,经我公司工程师多次修正后加工出的转子型线更加均匀,从而充分保证泵的性能。经对比测试,经型线改进后产品性能可与进口产品媲美。

    4、所有铸件均采用金属模型,树脂砂造型,铸件表面质量好,无需打腻,直接喷漆,更利于泵的散热。

    5、轴承全部采用NSK进口轴承,充分保证了泵的运行稳定性和使用寿命。

    6、齿轮全部采用国标6级以上等级的齿轮,所有齿轮均高频淬火,磨齿机磨齿,以保证罗茨泵的稳定运行且噪音较低。

    7、泵的表面全部喷涂优质环氧漆,耐酸碱,耐高温,经久不变色。

  • Company Name
    Shandong Bozhong Vacuum Equipment Co., Ltd.
    Place of Origin
    中国 - 山东 - 淄博

      Shandong Bozhong Vacuum Equipment Co., Ltd (former name Zibo Bozhong Vacuum Equipment Co., Ltd) is one of the most professional manufacturers in China, which produces the water ring vacuum pumps, the Roots pumps and vacuum package units and vacuum driers etc. It locates in the famous historical city of Qi&Lu dynasty-Zibo city. The company is next to the 205 national highway in the east and the expressway from Binzhou to Boshan in the west. It is next to the 309 national highway in the south and the railway from Qingdao to Jinan in the north. So the traffic is convenient and the information is transmitted rapidly.

      In March, 2002, Shandong Bozhong Vacuum Equipment Co., Ltd. was founded. Accompanying with its growth, it has attracted more and more advanced techniques and persons of ability. The professional staff make the superexcellent products. The quality policy of Shandong Bozhong company is leaded by the science and technology, seeking for the perfect, putting the clients' satisfaction and the excellent quality of the product to the first, obeying the promise and guarantee and improving itself continually. In 2002, the company had initially passed the ISO9001:2000 QMS certificate. Furthermore, nine types of the water ring vacuum pumps had obtained the safety symbol certificate issued by the National Mine Products Safety Symbol Office. 2008, LG series screw vacuum pump won the national utility model patent. 2012, Bozhong was jointly identified as" High-tech Enterprises" by the Shandong provincial Science & Technology Department, Finance Department, State Taxation Bureau and local Taxation Bureau. On March 15th, 2014, the company declared “Zibo City Screw Vacuum Pump Engineering Technology Center", "Hefei University of Technology - Bozhong Vacuum Production & Study & Research Base" formally founded. At present, Bozhong won 16 national practical new patent certificates and 2 invention patent certificates including multistage Roots vacuum pump, MVR pump etc. In November 2015, Bozhong was awarded the honorable title of" Model Home of Workers" by all-China Federation of Trade Unions; in November 2015, Bozhong became a corporate member of China Vacuum Society. In January 2016, Bozhong is hired as vice chairman unit of the “Journal of Vacuum Science and Technology” Council.

      After over ten years of development, Shandong Bozhong Vacuum Equipment Co., Ltd. has grown to be the domestic leading manufacturer specializing in the production of water ring vacuum pump, Roots water ring vacuum pump and package units. The whole area of the company is 11,800 square meters and the building area is 7,500 square meters. Shandong Bozhong Vacuum Equipment Co., Ltd grows rapidly and it is regarded as the new star corporation with the most development potential in Zibo by the relative local governmental entities. It has obtained some certificates such as "the corporation concession that it is not necessary to be examined by the ZiBo Industrial and Commercial bureau in 2005", "the Reliable and Faithful Corporation of ZiBo City", and "the Civilized and Creditable Corporation of ZiBo City". In January, 2007, Bozhong was evaluated as “Enterprise with Harmonious Labor Relationship” by the trade union of Zhangdian District. On Aug.16, 2007, the trade mark of ‘Bozhong and Picture’ became the famous brand in Shandong province, China. In 2008, Bozhong was awarded "Provincial Contract-obeying & Creditable Enterprises” by Shandong Province Industrial and Commercial Bureau, and the glorious title "Enterprise with Good Faith" by Zibo City Government. In 2009, Bozhong was awarded "Zibo Municipal Labor Relationship Harmonious Enterprise" and "the City's Grass Roots Trade Union" by the Zibo City Federation of Trade Unions. In January of 2011, Bozhong was awarded “Enterprise Caring about Workers" glorious title by the City’s Federation of Trade Unions; and the glorious title “Worker Congress’s Advanced Star Unit" by the City Federation of Trade Unions. In April of 2011, Bozhong was awarded "the Revitalization of Zibo Labor Certificate of Merit” by Zibo City Federation of Trade Unions. In September of 2011, the company was successfully listed in Qilu Equity Trusteeship Trading Center.

      Since the company was set up, it follows the management concept of putting the quality of the product firstly and developing with faith and credit, pays attention to the brand cultivating of "BoZhong", implements the brand strategy of molding the BoZhong Brand, achieving the excellent future and fends to make the BoZhong brand well known in the world. At present, the products of brand "BoZhong" have been sold to 32 provinces in China and many other countries, such as, the United States of American, Brazil, Sudan, North Korea. South Korea, Thailand etc.

      The marketing orientation of "BoZhong Vacuum" is not seeking the full scope but fending to be professional and super-excellent.

      The main products of Bozhong Company are 2BV, 2BE series water ring vacuum pumps and compressors, JZJ or 2BW series vacuum package units. Among them, the 2BV, 2BE1, 2BE3 series water ring pumps are used the advanced technology. Their inner structure is the same as the imported products. So their performance is as good as the imported pumps.

      The quality aim of our company is to produce the excellent products possessing the performance of the imported product but with the domestic price to repay all the clients. We hope to build a friendship bridge between all the clients and us. Our general manager and all the staff welcome all of the new and familiar clients to contact with us by phone, fax, or letter.


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