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产品展示您现在的位置: 首页 > 产品展示 > HSNH泵 > HSNH940-42 > SNH940R36U12.1W2高压液压设备螺杆泵

SNH940R36U12.1W2高压液压设备螺杆泵

简要描述:

SNH940R36U12.1W2高压液压设备螺杆泵,结构先进,①选择品牌机械密封;②二道密封保护设计;③内部流道设计,保证密封腔不缺油、不升压、不升温

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SNH940R36U12.1W2高压液压设备螺杆泵

     3.螺杆泵应用于高压液压设备
      刚开始引进螺杆泵是作为潜水艇的液压泵使用的,仅限于特殊用途,而现在由于螺杆泵的排出压力可达25MPa.因此已用于船用绞车等多种设备
      高压螺杆泵须解决的zui大问题是尽量减少降低容积效率的内部泄漏。 
      内部泄漏的主要原困如下:
     (i)螺杆啮合部位的泄漏
     (ii)螺杆衬套内螺杆边缘型线部位修正引起的泄漏
     (iii)螺旋部分外圆与螺杆衬套之间的泄漏 , 
     (iv)因冷却轴封引起帕泄漏
     zui大的泄漏原因是由上述(i)引起的。
     由于主动螺杆和从动螺杆的啮合部分靠线接触进行密封,并且压差较大,因此,该处的泄漏量占总泄漏量60%以上。但是,通过提高机加工精度,以及采用不受排出压力影响的泵结构,可将螺杆间的间隙由过去的O.04~O.05mm减小到O.01~O.03mm。
     从动螺杆的外圆与螺杆衬套内孔的滑动是阻碍螺杆泵实现高压化的主要原因,这个问题现已通过减小表面粗糙度。加长螺杆长度以及降低平均表面压力得到了解决。
     高压泵的性能。泵的内部泄漏量与转速无关,是一定的,所以高速转边可提高容积效率。因而,采用转速为3000~3600r/min的小型化泵的实例也很多。
     对无回声室的噪声频率分析,要考虑由于泵的噪声小,所以在设计装置时,要充分地注意电动机噪声和连结器的回转噪音,以及油箱和台板的刚性。

SNH940R36U12.1W2高压液压设备螺杆泵

SNH940R36U8W2SNH940R42U8W2SNH940R46U8W2SNH940R50U8W2SNH940R54U8W2
SNF940R36U8W2SNF940R42U8W2SNF940R46U8W2SNF940R50U8W2SNF940R54U8W2
SNS940R36U8W2SNS940R42U8W2SNS940R46U8W2SNS940R50U8W2SNS940R54U8W2
SNH940R36U8W3SNH940R42U8W3SNH940R46U8W3SNH940R50U8W3SNH940R54U8W3
SNF940R36U8W3SNF940R42U8W3SNF940R46U8W3SNF940R50U8W3SNF940R54U8W3
SNS940R36U8W3SNS940R42U8W3SNS940R46U8W3SNS940R50U8W3SNS940R54U8W3
SNH940R36U8W21SNH940R42U8W21SNH940R46U8W21SNH940R50U8W21SNH940R54U8W21
SNF940R36U8W21SNF940R42U8W21SNF940R46U8W21SNF940R50U8W21SNF940R54U8W21
SNS940R36U8W21SNS940R42U8W21SNS940R46U8W21SNS940R50U8W21SNS940R54U8W21
SNH940R36U8W23SNH940R42U8W23SNH940R46U8W23SNH940R50U8W23SNH940R54U8W23
SNF940R36U8W23SNF940R42U8W23SNF940R46U8W23SNF940R50U8W23SNF940R54U8W23
SNS940R36U8W23SNS940R42U8W23SNS940R46U8W23SNS940R50U8W23SNS940R54U8W23
SNH940R36U12.1W2SNH940R42U12.1W2SNH940R46U12.1W2SNH940R50U12.1W2SNH940R54U12.1W2
SNF940R36U12.1W2SNF940R42U12.1W2SNF940R46U12.1W2SNF940R50U12.1W2SNF940R54U12.1W2
SNS940R36U12.1W2SNS940R42U12.1W2SNS940R46U12.1W2SNS940R50U12.1W2SNS940R54U12.1W2
SNH940R36U12.1W3SNH940R42U12.1W3SNH940R46U12.1W3SNH940R50U12.1W3SNH940R54U12.1W3
SNF940R36U12.1W3SNF940R42U12.1W3SNF940R46U12.1W3SNF940R50U12.1W3SNF940R54U12.1W3
SNS940R36U12.1W3SNS940R42U12.1W3SNS940R46U12.1W3SNS940R50U12.1W3SNS940R54U12.1W3
SNH940R36U12.1W21SNH940R42U12.1W21SNH940R46U12.1W21SNH940R50U12.1W21SNH940R54U12.1W21
SNF940R36U12.1W21SNF940R42U12.1W21SNF940R46U12.1W21SNF940R50U12.1W21SNF940R54U12.1W21
SNS940R36U12.1W21SNS940R42U12.1W21SNS940R46U12.1W21SNS940R50U12.1W21SNS940R54U12.1W21
SNH940R36U12.1W23SNH940R42U12.1W23SNH940R46U12.1W23SNH940R50U12.1W23SNH940R54U12.1W23
SNF940R36U12.1W23SNF940R42U12.1W23SNF940R46U12.1W23SNF940R50U12.1W23SNF940R54U12.1W23
SNS940R36U12.1W23SNS940R42U12.1W23SNS940R46U12.1W23SNS940R50U12.1W23SNS940R54U12.1W23
SNH940R36E6.7W2SNH940R42E6.7W2SNH940R46E6.7W2SNH940R50E6.7W2SNH940R54E6.7W2
SNF940R36E6.7W2SNF940R42E6.7W2SNF940R46E6.7W2SNF940R50E6.7W2SNF940R54E6.7W2
SNS940R36E6.7W2SNS940R42E6.7W2SNS940R46E6.7W2SNS940R50E6.7W2SNS940R54E6.7W2
SNH940R36E6.7W3SNH940R42E6.7W3SNH940R46E6.7W3SNH940R50E6.7W3SNH940R54E6.7W3
SNF940R36E6.7W3SNF940R42E6.7W3SNF940R46E6.7W3SNF940R50E6.7W3SNF940R54E6.7W3
SNS940R36E6.7W3SNS940R42E6.7W3SNS940R46E6.7W3SNS940R50E6.7W3SNS940R54E6.7W3
SNH940R36E6.7W21SNH940R42E6.7W21SNH940R46E6.7W21SNH940R50E6.7W21SNH940R54E6.7W21
SNF940R36E6.7W21SNF940R42E6.7W21SNF940R46E6.7W21SNF940R50E6.7W21SNF940R54E6.7W21
SNS940R36E6.7W21SNS940R42E6.7W21SNS940R46E6.7W21SNS940R50E6.7W21SNS940R54E6.7W21
SNH940R36E6.7W23SNH940R42E6.7W23SNH940R46E6.7W23SNH940R50E6.7W23SNH940R54E6.7W23
SNF940R36E6.7W23SNF940R42E6.7W23SNF940R46E6.7W23SNF940R50E6.7W23SNF940R54E6.7W23
SNS940R36E6.7W23SNS940R42E6.7W23SNS940R46E6.7W23SNS940R50E6.7W23SNS940R54E6.7W23
TRSNH940-40TRSNH940-42TRSNH940-46TRSNH940-50TRSNH940-54
TRSNF940-40TRSNF940-42TRSNF940-46TRSNF940-50TRSNF940-54
TRSNS940-40TRSNS940-42TRSNS940-46TRSNS940-50TRSNS940-54
TRSND940-40TRSND940-42TRSND940-46TRSND940-50TRSND940-54
TRSNK940-40TRSNK940-42TRSNK940-46TRSNK940-50TRSNK940-54
HTSNH940-40HTSNH940-42HTSNH940-46HTSNH940-50HTSNH940-54
HTSNF940-40HTSNF940-42HTSNF940-46HTSNF940-50HTSNF940-54
HTSNS940-40HTSNS940-42HTSNS940-46HTSNS940-50HTSNS940-54
HTSND940-40HTSND940-42HTSND940-46HTSND940-50HTSND940-54
HTSNK940-40HTSNK940-42HTSNK940-46HTSNK940-50HTSNK940-54
HSNH940-40ZHSNH940-42ZHSNH940-46ZHSNH940-50ZHSNH940-54Z
HSNF940-40ZHSNF940-42ZHSNF940-46ZHSNF940-50ZHSNF940-54Z
HSNS940-40ZHSNS940-42ZHSNS940-46ZHSNS940-50ZHSNS940-54Z
HSNH940-40NZHSNH940-42NZHSNH940-46NZHSNH940-50NZHSNH940-54NZ
HSNF940-40NZHSNF940-42NZHSNF940-46NZHSNF940-50NZHSNF940-54NZ
HSNS940-40NZHSNS940-42NZHSNS940-46NZHSNS940-50NZHSNS940-54NZ
HSNH940-40W1ZHSNH940-42W1ZHSNH940-46W1ZHSNH940-50W1ZHSNH940-54W1Z
HSNF940-40W1ZHSNF940-42W1ZHSNF940-46W1ZHSNF940-50W1ZHSNF940-54W1Z
HSNS940-40W1ZHSNS940-42W1ZHSNS940-46W1ZHSNS940-50W1ZHSNS940-54W1Z
HSNH940-40W1HSNH940-42W1HSNH940-46W1HSNH940-50W1HSNH940-54W1
HSNF940-40W1HSNF940-42W1HSNF940-46W1HSNF940-50W1HSNF940-54W1
HSNS940-40W1HSNS940-42W1HSNS940-46W1HSNS940-50W1HSNS940-54W1
HSNH940-40NHSNH940-42NHSNH940-46NHSNH940-50NHSNH940-54N
HSNF940-40NHSNF940-42NHSNF940-46NHSNF940-50NHSNF940-54N
HSNS940-40NHSNS940-42NHSNS940-46NHSNS940-50NHSNS940-54N
HSNH940-40HSNH940-42HSNH940-46HSNH940-50HSNH940-54
HSNF940-40HSNF940-42HSNF940-46HSNF940-50HSNF940-54
HSNS940-40HSNS940-42HSNS940-46HSNS940-50HSNS940-54
HSND940-40W1HSND940-42W1HSND940-46W1HSND940-50W1HSND940-54W1
HSND940-40NHSND940-42NHSND940-46NHSND940-50NHSND940-54N
HSND940-40HSND940-42HSND940-46HSND940-50HSND940-54
HSNK940-40W1HSNK940-42W1HSNK940-46W1HSNK940-50W1HSNK940-54W1
HSNK940-40NHSNK940-42NHSNK940-46NHSNK940-50NHSNK940-54N
HSNK940-40HSNK940-42HSNK940-46HSNK940-50HSNK940-54

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