CN114606039A - 一种长寿命的盾构机液压系统油组合物 - Google Patents

一种长寿命的盾构机液压系统油组合物 Download PDF

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CN114606039A
CN114606039A CN202011449741.XA CN202011449741A CN114606039A CN 114606039 A CN114606039 A CN 114606039A CN 202011449741 A CN202011449741 A CN 202011449741A CN 114606039 A CN114606039 A CN 114606039A
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hydraulic system
oil composition
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system oil
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CN114606039B (zh
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刘卜瑜
水琳
贾睿
李永超
李耿辉
张静如
焦玉萍
韦安
聂莉娟
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China Petroleum and Chemical Corp
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Abstract

本发明涉及涉及一种长寿命的盾构机液压系统油组合物，其包括如下重量百分含量的组分：抗氧抗腐剂0.3～2％，金属减活剂0.01～1.0％，分散剂0.01～0.5％，极压抗磨剂0.01～0.5％，摩擦改进剂0.05～0.5％，降凝剂0.01～1.0％，抗泡剂0.01～0.2％，精制加氢基础油余量。本发明所述盾构机液压系统油组合物，选择精制加氢基础油，同时优化配伍抗氧抗腐剂、金属钝化剂、分散剂、极压抗磨剂、摩擦改进剂、降凝剂、抗泡剂，在盾构机液压系统中，保证液压能的有效传递，并且具有较长的使用寿命，为盾构机长期可靠稳定运行提供保障。

Description

一种长寿命的盾构机液压系统油组合物
技术领域
本发明涉及一种盾构机液压系统油组合物领域，具体地说，涉及一种耐用、长寿命的盾构机液压系统油组合物。
背景技术
盾构机是全断面隧道掘进机中最主要的设备。由于盾构机工作环境及工况较为特殊，导致设备对于运行的可靠性、稳定性以及适应性具有极高的要求。液压油作为盾构机液压系统的“血液”，是盾构机中用量最大的润滑产品，同时也是保证盾构机稳定可靠运行的关键。
因此，有必要开发一种新的盾构机液压系统油。
发明内容
本发明提供一种盾构机液压系统油组合物，具有优异的抗氧化性能、油泥分散性能、极压抗磨性能、抗乳化性能、抗泡沫性能、摩擦性能，还具有耐用、长寿命的优点。
本发明提供一种盾构机液压系统油组合物，包括如下重量百分含量的组分：
Figure BDA0002826304880000011
根据本发明实施例，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure BDA0002826304880000012
Figure BDA0002826304880000021
根据本发明实施例，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure BDA0002826304880000022
根据本发明实施例，所述抗氧抗腐剂选自二烷基二硫代氨基甲酸酯、二烷基二硫代氨基甲酸锌、二烷基二硫代磷酸锌、硫化烯烃的一种或两种以上的混合物；进一步优选为二烷基二硫代氨基甲酸锌和具有长链伯醇基的二烷基二硫代磷酸锌的混合物，且两者重量比例为1:4。所述二烷基二硫代氨基甲酸锌具有很好的高温抗氧、抗磨性能，还有金属减活和轴承缓蚀作用，且与ZDDP复合具有很好的抗氧作用；所述长链伯醇基的二烷基二硫代磷酸锌具有良好的抗氧抗腐和抗磨性能，热稳定性特别好。
根据本发明实施例，本发明所述金属减活剂选自苯三唑、甲苯三唑、液体甲苯并三唑衍生物、噻二唑衍生物的一种或两种以上的混合物；进一步优选为液体甲苯并三唑衍生物和噻二唑衍生物的混合物，且两者重量比例为1:1，所述液体甲苯并三唑衍生物是一种液态油溶性金属减活剂，低浓度下具有高的活性，在加氢处理油中表现极佳的性能；所述噻二唑衍生物具有良好的抑制铜腐蚀性和抗氧化性，能降低ZDDP添加剂对铜的腐蚀和解决水解安定性问题。
根据本发明实施例，本发明所述分散剂为硼化丁二酰亚胺、双丁二酰亚胺或聚异丁烯丁二酸酯的一种或两种以上的混合物；进一步优选为聚异丁烯丁二酸酯，所述聚异丁烯丁二酸酯，不含金属元素，属于无灰型添加剂，低温和高温情况下，都具有优异的分散性能。
根据本发明实施例，本发明所述极压抗磨剂为硼酸钙、丁基异辛基磷酸十二胺盐或丁基三苯基硫代磷酸酯的一种或两种以上的混合物；进一步优选为丁基三苯基硫代磷酸酯，所述丁基三苯基硫代磷酸酯具有优异的热稳定性和抗磨性能，对黄色金属不腐蚀。
根据本发明实施例，本发明所述摩擦改进剂是硫化植物油、氮硼酸酯或二烷基二硫代氨基钼的一种或两种以上的混合物；进一步优选为氮硼酸酯，所述氮硼酸酯能有效的降低盾构机液压系统油与零部件表面的摩擦，使设备液压系统更高效，更节能，同时具有一定的抗氧、防锈性能。
根据本发明实施例，本发明所述降凝剂为聚甲基丙烯酸酯、聚α-烯烃；进一步优选为聚甲基丙烯酸酯，所述聚甲基丙烯酸酯具有很好的降凝效果，同时具有改进粘度指数的作用。
根据本发明实施例，本发明所述抗泡剂是聚硅氧烷、聚甲基硅油或丙烯酸辛酯的一种或两种以上的混合物；进一步优选为丙烯酸辛酯，所述丙烯酸辛酯具有优良的抗泡性能和空气释放性，消泡快速，抑泡持久。
根据本发明实施例，所述抗氧抗腐剂为二烷基二硫代氨基甲酸锌和具有长链伯醇基的二烷基二硫代磷酸锌的混合物，且两者重量比例为1:4；所述金属减活剂为液体甲苯并三唑衍生物和噻二唑衍生物的混合物，且两者重量比例为1:1；所述分散剂为聚异丁烯丁二酸酯；所述极压抗磨剂为丁基三苯基硫代磷酸酯；所述摩擦改进剂为氮硼酸酯；所述降凝剂为聚甲基丙烯酸酯；所述抗泡剂为丙烯酸辛酯。
根据本发明实施例，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure BDA0002826304880000041
根据本发明实施例，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure BDA0002826304880000042
根据本发明实施例，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure BDA0002826304880000043
Figure BDA0002826304880000051
本发明还提供了上述盾构机液压系统油的制备方法。所述方法具体为：在精制加氢基础油中依次加入抗氧抗腐剂、金属钝化剂、分散剂、极压抗磨剂、摩擦改进剂、降凝剂、抗泡剂，在55～65℃搅拌4.5～5.5小时，即得组合物。
经检测，本发明实施例提供的盾构机液压系统油组合物的性能数据如下表所示：
Figure BDA0002826304880000052
由氧化安定性数据看出，本发明抗氧化性能极好，抗氧化能力强，能够有效抑制油泥的产生，延长盾构机液压系统油的换油周期。由磨斑直径和叶片泵试验数据看出，本发明具有优异的极压抗磨性能。由泡沫性数据看出，本发明具有优异的抗泡性能，能够快速消泡，长效抑泡。
本发明提供了一种抗氧化能力强、油泥分散性能好、极压抗磨性能优异、抗泡沫性能突出的长寿命盾构机液压系统油品。特别适用于盾构机液压系统，可以保证液压新系统能量高效传递，具有较长的换油周期，保证盾构设备长期稳定可靠运行。
具体实施方式
以下实施例用于说明本发明，但不用来限制本发明的范围。实施例中未注明具体技术或条件者，按照本领域内的文献所描述的技术或条件，或者按照产品说明书进行。所用试剂或仪器未注明生产厂商者，均为可通过正规渠道商购买得到的常规产品。
本发明各实施例及对比例中，所述加氢精制基础油有中国石化公司生产；所述二烷基二硫代氨基甲酸锌购自范德比尔特公司；二烷基二硫代磷酸锌、聚异丁烯丁二酸酯和丙烯酸辛酯购自路博润公司；甲苯并三唑衍生物、丁基三苯基硫代磷酸酯购自巴斯夫公司；氮硼酸酯购自太平洋联合(北京)石油化工有限公司。其余各试剂均为常规市售。
实施例1
盾构机液压系统油组合物的组成为：
Figure BDA0002826304880000061
按照用量将所述二烷基二硫代氨基甲酸锌、二烷基二硫代磷酸锌、甲苯并三唑衍生物、噻二唑衍生物、聚异丁烯丁二酸酯、丁基三苯基硫代磷酸酯、氮硼酸酯、聚甲基丙烯酸酯、丙烯酸辛酯依次加入精制加氢基础油中，在60℃下混和搅拌5小时，即得组合物。
实施例2
盾构机液压系统油组合物的组成为：
Figure BDA0002826304880000071
按照用量将所述二烷基二硫代氨基甲酸酯、苯三唑、硼化丁二酰亚胺、硼酸钙、硫化植物油、聚α-烯烃、聚硅氧烷依次加入精制加氢基础油中，在55℃下混和搅拌5.5小时，即得组合物。
实施例3
盾构机液压系统油组合物的组成为：
Figure BDA0002826304880000072
Figure BDA0002826304880000081
按照用量将所述硫化烯烃、甲苯三唑、双丁二酰亚胺、丁基异辛基磷酸十二胺盐、氮硼酸酯、聚甲基丙烯酸酯、聚甲基硅油依次加入到精制加氢基础油中，在65℃下混和搅拌4.5小时，即得组合物。
对比例1
与实施例1相比，其区别仅在于，将二烷基二硫代氨基甲酸锌和二烷基二硫代磷酸锌的混合物替换为等量的苯基-α-萘胺。
对比例2
与实施例1相比，其区别仅在于，将氮硼酸酯替换为等量的膦酸酯。
对比例3
与实施例1相比，其区别仅在于，省略甲苯并三唑衍生物和噻二唑衍生物的混合物(替换为等量的精制加氢基础油)。
对比例4
与实施例1相比，其区别仅在于，二烷基二硫代氨基甲酸锌和二烷基二硫代磷酸锌的重量比例为1:1，并且省略甲苯并三唑衍生物和噻二唑衍生物的混合物(替换为等量的精制加氢基础油)。
实验例
按下表1检测项目和方法对实施例1-3和对比例1-4提供的盾构机液压系统油组合物进行检测，结果见下表2。
表1
Figure BDA0002826304880000082
Figure BDA0002826304880000091
表2
Figure BDA0002826304880000092
由氧化安定性数据看出，本发明抗氧化性能极好，抗氧化能力强，能够有效抑制油泥的产生，延长盾构机液压系统油的换油周期。由磨斑直径和叶片泵试验数据看出，本发明具有优异的极压抗磨性能。由泡沫性数据看出，本发明具有优异的抗泡性能，能够快速消泡，长效抑泡。
在实施例1-3中，实施例1提供的组合物的综合性能最优，说明采用二烷基二硫代氨基甲酸锌和具有长链伯醇基的二烷基二硫代磷酸锌的混合物(两者重量比例为1:4)，液体甲苯并三唑衍生物和噻二唑衍生物的混合物(两者重量比例为1:1)，聚异丁烯丁二酸酯，丁基三苯基硫代磷酸酯，氮硼酸酯，聚甲基丙烯酸酯，丙烯酸辛酯和精制加氢基础油配合使用，具有优异的抗氧化能力、油泥分散性能、极压抗磨性能、抗泡沫性能，可显著增长盾构机液压系统油品的使用寿命，特别适用于盾构机液压系统，可以保证液压新系统能量高效传递，具有较长的换油周期，保证盾构设备长期稳定可靠运行。
虽然，上文中已经用一般性说明及具体实施方案对本发明作了详尽的描述，但在本发明基础上，可以对之作一些修改或改进，这对本领域技术人员而言是显而易见的。因此，在不偏离本发明精神的基础上所做的这些修改或改进，均属于本发明要求保护的范围。

Claims (10)

1.一种盾构机液压系统油组合物，其特征在于，包括如下重量百分含量的组分：
Figure FDA0002826304870000011
2.根据权利要求1所述的盾构机液压系统油组合物，其特征在于，其包括如下重量百分含量的组分：
Figure FDA0002826304870000012
可选地，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure FDA0002826304870000013
Figure FDA0002826304870000021
3.根据权利要求1或2所述的盾构机液压系统油组合物，其特征在于，所述抗氧抗腐剂选自二烷基二硫代氨基甲酸酯、二烷基二硫代氨基甲酸锌、二烷基二硫代磷酸锌、硫化烯烃的一种或两种以上的混合物；可选地，所述抗氧抗腐剂为二烷基二硫代氨基甲酸锌和具有长链伯醇基的二烷基二硫代磷酸锌的混合物，且两者重量比例为1:4。
4.根据权利要求1～3所述的盾构机液压系统油组合物，其特征在于，所述金属减活剂选自苯三唑、甲苯三唑、液体甲苯并三唑衍生物、噻二唑衍生物的一种或两种以上的混合物；可选地，所述金属减活剂为液体甲苯并三唑衍生物和噻二唑衍生物的混合物，且两者重量比例为1:1。
5.根据权利要求1～4任一项所述的盾构机液压系统油组合物，其特征在于，所述分散剂为硼化丁二酰亚胺、双丁二酰亚胺或聚异丁烯丁二酸酯的一种或两种以上的混合物；优选所述分散剂为聚异丁烯丁二酸酯。
6.根据权利要求1～5任一项所述的盾构机液压系统油组合物，其特征在于，所述极压抗磨剂为硼酸钙、丁基异辛基磷酸十二胺盐或丁基三苯基硫代磷酸酯的一种或两种以上的混合物；优选所述极压抗磨剂为丁基三苯基硫代磷酸酯。
7.根据权利要求1～6任一项所述的盾构机液压系统油组合物，其特征在于，所述摩擦改进剂是硫化植物油、氮硼酸酯或二烷基二硫代氨基钼的一种或两种以上的混合物；优选所述摩擦改进剂为氮硼酸酯。
8.根据权利要求1～7任一项所述的盾构机液压系统油组合物，其特征在于，所述降凝剂为聚甲基丙烯酸酯、聚α-烯烃，优选聚甲基丙烯酸酯。
和/或，所述抗泡剂是聚硅氧烷、聚甲基硅油或丙烯酸辛酯的一种或两种以上的混合物；优选所述抗泡剂为丙烯酸辛酯；
和/或，所述精制加氢基础油的运动黏度(40℃)为43～49mm2/s，粘度指数大于110。
9.根据权利要求1～8任一项所述的盾构机液压系统油组合物，其特征在于，所述抗氧抗腐剂为二烷基二硫代氨基甲酸锌和具有长链伯醇基的二烷基二硫代磷酸锌的混合物，且两者重量比例为1:4；所述金属减活剂为液体甲苯并三唑衍生物和噻二唑衍生物的混合物，且两者重量比例为1:1；所述分散剂为聚异丁烯丁二酸酯；所述极压抗磨剂为丁基三苯基硫代磷酸酯；所述摩擦改进剂为氮硼酸酯；所述降凝剂为聚甲基丙烯酸酯；所述抗泡剂为丙烯酸辛酯。
10.根据权利要求1所述的盾构机液压系统油组合物，其特征在于，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure FDA0002826304870000031
或者，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure FDA0002826304870000032
Figure FDA0002826304870000041
或者，所述盾构机液压系统油组合物包括如下重量百分含量的组分：
Figure FDA0002826304870000042
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