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tuo la ji ye ya xuan gua xi tong chi lun beng chang jian gu zhang fen xi ji pai chu
Author(s): 
Pages: 45
Year: Issue:  10
Journal: Farm Machinery Using & Maintenance

Abstract: 1.齿轮泵吸入空气 液压系统靠液压油的压力来传力,但还有一个原则要加以说明,就是液压油必须是"连续"的.当液压油中混入大量气泡,就会使液体"不连续",因为空气是能够被压缩的,建立不起足够的压力,无力提升满负荷.要解决这种故障比较麻烦,要耐心细致地检查油路中的各个环节.常见故障原因有: (1)齿轮泵的吸油腔中吸入空气,主要是齿轮泵的双唇骨架油封老化、缺唇或弹簧跳脱等原因引起,使阻封空气的性能下降,空气被吸入油泵的低压区经过高压区压出.这种故障除弹簧跳脱可以重新安装外,其余的只能更换新油封.
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