CN103289801B - Special transmission extreme-pressure anti-wear lubricating oil combination for rotary drilling rig - Google Patents
Special transmission extreme-pressure anti-wear lubricating oil combination for rotary drilling rig Download PDFInfo
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- CN103289801B CN103289801B CN201310190401.3A CN201310190401A CN103289801B CN 103289801 B CN103289801 B CN 103289801B CN 201310190401 A CN201310190401 A CN 201310190401A CN 103289801 B CN103289801 B CN 103289801B
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Abstract
The invention discloses a special transmission extreme-pressure anti-wear lubricating oil combination for a rotary drilling rig, and belongs to the field of production of lubricants. The combination is formed by mixing lubricant base oil, a pour point depressant, an S extreme-pressure anti-wear additive, a P extreme-pressure anti-wear additive and a system deformation resisting agent. Compared with the prior art, the special transmission extreme-pressure anti-wear lubricating oil combination for the rotary drilling rig has the characteristics of being high in extreme-pressure anti-wear performance and bearing capacity and high in popularization and application value.
Description
Technical field
The present invention relates to field of lubricant production, specifically a kind of rotary drilling rig special transmission extreme-pressure anti-wear lubricating oil compositions.
Background technology
Along with the quick increase of engineering mechanical device kind, rotary drilling rig arises at the historic moment, and dig power resources partly in the oil motor of the hydraulic efficiency system of rotary drilling rig revolving of rotary drilling rig, oil motor driven gear step-down gear rotates, gear reduction unit drives drilling rod to rotate, thus realizes rotary operation.In prior art, the lubricating oil of rotary drilling rig is antiwear hydraulic oil.
The use of rotary drilling rig substantially increases working efficiency, but the work-ing life of gear reduction unit is extremely short.Through finding that gear heavy wear was lost efficacy to the anatomical study of gear reduction unit, even there is broken teeth phenomenon, its major cause is: one, the heterogeneity of stratum inner hardness, impact load occurs at any time, the over-all properties of antiwear hydraulic oil can not meet the needs, particularly extreme pressure and antiwear behavior of this gear train lubrication far away; Two, rotary drilling rig is that hydraulic efficiency system and gear train are combined togather, and therefore just requires that this lubricating oil can meet the need of work of hydraulic efficiency system, meets the needs of gear train again.To hydraulic efficiency system, particularly oil motor lubrication oil viscosity is the smaller the better, but be the bigger the better to the lubrication lubrication oil viscosity of gear, gear lubrication oil viscosity is larger, the ability relaxing impact load is larger, the ability of anti-load is also higher, and antiwear hydraulic oil of the prior art cannot meet the requirement of hydraulic efficiency system and gear train simultaneously.
Although, theoretically, the load between the tooth of gear and tooth can be reduced by the size adding master wheel, gear train will be caused so very large, be unfavorable for the lightweight of engineering mechanical device and the movement of equipment.
Therefore how to be solved by lubrication, the performance of several aspect is combined to have very important significance in the lubrication meeting this system, the work-ing life extending this system.
Summary of the invention
Technical assignment of the present invention is for above-mentioned the deficiencies in the prior art, provides a kind of rotary drilling rig special transmission extreme-pressure anti-wear lubricating oil compositions.
Technical assignment of the present invention realizes in the following manner: rotary drilling rig special transmission extreme-pressure anti-wear lubricating oil compositions, is mixed by the raw material of following weight proportion:
Lubricant base 88 ~ 95 parts;
Pour point depressant 0.2 ~ 1 part;
S extreme pressure anti-wear additives 1 ~ 5 part;
P extreme pressure anti-wear additives 1 ~ 3 part;
System antimutagen 0.5 ~ 2 part;
Defoamer 15ppm.
Described lubricant base 40 DEG C of viscositys are 42 ~ 50mm
2/ s, 100 DEG C of viscositys are 6.4 ~ 9.5 mm
2/ s.
Described pour point depressant is poly-a alkene and/or methyl polyacrylic ester.
Described S extreme pressure anti-wear additives is sulfide isobutene and/or dibenzyldisulfide.
Described P extreme pressure anti-wear additives is the mixture of any one material in tritolyl phosphate, thio-ammonium phosphate, triphenyl-thiophosphate or more than one materials.
Described system antimutagen is the mixture of material a and material b, and the mass ratio of material a and material b is 1: 2;
Described material a is the mixture of any one material in 2,6 ditertiary butyl p cresol, 2,6-di-t-butyl mixed phenols, 2,6 di t butyl phenol, N-phenyl-alpha-naphthylamine or nonyl diphenylamine or more than one materials;
Described material b is the mixture of barium mahogany sulfonate, synthesis barium sulfonate, benzotriazole, any one material in alkenyl succinic acid or more than one materials.
Described defoamer is the mixture of dimethyl silicone oil and aviation kerosene, and the volume ratio of dimethyl silicone oil and aviation kerosene is 1:5.
The molecular weight of described dimethyl silicone oil is 500 ~ 1000.
The preparation method of above-mentioned rotary drilling rig special transmission extreme-pressure anti-wear lubricating oil compositions is:
The preparation of defoamer: dimethyl silicone oil and aviation kerosene are uniformly mixed in the ratio of 1:5;
Moderate lubrication oil base oil is added in reactor, after being warming up to 40 ~ 60 DEG C, under continuously stirring state, successively the pour point depressant of formula ratio, system antimutagen, P extreme pressure anti-wear additives, S extreme pressure anti-wear additives even velocity of flow in 15 ~ 20 minutes is added in lubricant base;
At 40 ~ 50 DEG C, stir 30 minutes, spray into defoamer with spraying plant, then stir 30 minutes, filter packing and get product.
Rotary drilling rig of the present invention special transmission extreme-pressure anti-wear lubricating oil compositions compared with prior art has following outstanding beneficial effect:
(1) its viscosity had both taken into account rotary drilling rig hydraulic efficiency system powerdriven lubrication needs, met again rotary drilling rig and revolved the lubrication needs of digging gear, for rotary drilling rig provides special transmission lubrication agent;
(2) the S extreme pressure anti-wear additives of proper ratio, P extreme pressure anti-wear additives, system antimutagen is added, make said composition have splendid extreme pressure and antiwear behavior and supporting capacity, make revolving of rotary drilling rig dig service life of gear and extend more than 4 times.
Embodiment
With specific embodiment, rotary drilling rig of the present invention special transmission extreme-pressure anti-wear lubricating oil compositions is described in detail below.
Embodiment one:
Formula
Lubricant base 94.07g;
Poly-a alkene 0.5g;
Dibenzyldisulfide 3.5g;
Tritolyl phosphate 1.1g;
System antimutagen 0.8g;
Defoamer 15ppm.
Lubricant base 40 DEG C of viscositys are 45mm
2/ s, 100 DEG C of viscositys are 8.2mm
2/ s.
Described defoamer is the mixture of dimethyl silicone oil and aviation kerosene, and the volume ratio of dimethyl silicone oil and aviation kerosene is 1:5, the molecular weight 500 ~ 1000 of dimethyl silicone oil.
Described system antimutagen is the mixture of 2,6 ditertiary butyl p cresol and benzotriazole, and the mass ratio of 2,6 ditertiary butyl p cresol and benzotriazole is 1: 2.
Preparation method is:
The lubricant base of formula ratio is added in reactor, after being warming up to 50 DEG C, under continuously stirring state, successively the poly-a alkene of formula ratio, dibenzyldisulfide, tritolyl phosphate, system antimutagen even velocity of flow in 20 minutes are added in lubricant base;
At 45 DEG C, stir 30 minutes, spray into defoamer with spraying plant, then stir 30 minutes, filter packing and get product.
Embodiment two:
Formula:
Lubricant base 93.48g;
Methyl polyacrylic ester 0.6g;
Sulfide isobutene 3.8g;
Triphenyl-thiophosphate 1.2g;
System antimutagen 0.9g;
Defoamer 15ppm.
Lubricant base 40 DEG C of viscositys are 45mm
2/ s, 100 DEG C of viscositys are 8.2mm
2/ s.
Described defoamer is the mixture of dimethyl silicone oil and aviation kerosene, and the volume ratio of dimethyl silicone oil and aviation kerosene is 1:5, the molecular weight 500 ~ 1000 of dimethyl silicone oil.
Described system antimutagen is the mixture of N-phenyl-alpha-naphthylamine and barium mahogany sulfonate, and the mass ratio of N-phenyl-alpha-naphthylamine and barium mahogany sulfonate is 1: 2.
Preparation method is:
The lubricant base of formula ratio is added in reactor, after being warming up to 50 DEG C, under continuously stirring state, successively the methyl polyacrylic ester of formula ratio, sulfide isobutene, triphenyl-thiophosphate, system antimutagen even velocity of flow in 20 minutes is added in lubricant base;
At 45 DEG C, stir 30 minutes, spray into defoamer with spraying plant, then stir 30 minutes, filter packing and get product.
Embodiment three:
Formula:
Lubricant base 93g;
Poly-a alkene 0.6g;
Sulfide isobutene 4.0g;
Thio-ammonium phosphate 1.26g;
System antimutagen 1.1g;
Defoamer 15ppm.
Lubricant base 40 DEG C of viscositys are 45mm
2/ s, 100 DEG C of viscositys are 8.2mm
2/ s.
Described defoamer is the mixture of dimethyl silicone oil and aviation kerosene, and the volume ratio of dimethyl silicone oil and aviation kerosene is 1:5, the molecular weight 500 ~ 1000 of dimethyl silicone oil.
Described system antimutagen is the mixture of 2,6 di t butyl phenol and alkenyl succinic acid, and the mass ratio of 2,6 di t butyl phenol and alkenyl succinic acid is 1: 2.
Preparation method is:
The lubricant base of formula ratio is added in reactor, after being warming up to 50 DEG C, under continuously stirring state, successively the poly-a alkene of formula ratio, sulfide isobutene, thio-ammonium phosphate, system antimutagen even velocity of flow in 20 minutes are added in lubricant base;
At 45 DEG C, stir 30 minutes, spray into defoamer with spraying plant, then stir 30 minutes, filter packing and get product.
Experimental example one:
Carry out performance test to embodiment one resulting composition, test result as shown in Table 1.Table one:
| Project | Test result |
| Outward appearance | Transparent fluid |
| 40 DEG C of kinematic viscosity, mm 2/S | 42∽50 |
| 100 DEG C of kinematic viscosity, mm 2/S | 6.4∽50 |
| Four ball-joint loading capability loads (N) | 1700 |
| The anti-sintering load of four ball (N) | 5000 |
| 100 DEG C of oxygen times (min) | 960 |
Experimental example two:
Carry out supporting capacity contrast test to embodiment one resulting composition and antiwear hydraulic oil and industrial extreme pressure gear oil, test result as shown in Table 2.
Table two:
| Oil types | Four ball-joint loading capability loads (N) | The anti-sintering load of four ball (N) |
| Antiwear hydraulic oil | 930N | 2000N |
| Embodiment one composition | 1700N | 5000N |
| Industry extreme pressure gear oil | 940N | 2450N |
Experimental example three:
Carry out oxygen time test comparison to embodiment one resulting composition and antiwear hydraulic oil and industrial extreme pressure gear oil, test result as shown in Table 3.
Table three:
| Oil types | 70 DEG C of oxygen times (min) | 100 DEG C of oxygen times (min) | 150 DEG C of oxygen times (min) |
| Antiwear hydraulic oil | 980 | 530 | 360 |
| Embodiment one composition | 1750 | 960 | 520 |
| Industry extreme pressure gear oil | 1100 | 550 | 365 |
Claims (3)
1. rotary drilling rig special transmission extreme-pressure anti-wear lubricating oil compositions, is characterized in that: mixed by the raw material of following weight proportion:
Lubricant base 88 ~ 95 parts;
Pour point depressant 0.2 ~ 1 part;
S extreme pressure anti-wear additives 1 ~ 5 part;
P extreme pressure anti-wear additives 1 ~ 3 part;
System antimutagen 0.5 ~ 2 part;
Defoamer 15ppm,
Described lubricant base 40 DEG C of viscositys are 42 ~ 50mm
2/ s, 100 DEG C of viscositys are 6.4 ~ 9.5 mm
2/ s;
Described S extreme pressure anti-wear additives is sulfide isobutene and/or dibenzyldisulfide;
Described P extreme pressure anti-wear additives is the mixture of any one material in tritolyl phosphate, thio-ammonium phosphate, triphenyl-thiophosphate or more than one materials;
Described defoamer is the mixture of dimethyl silicone oil and aviation kerosene, and the volume ratio of dimethyl silicone oil and aviation kerosene is 1:5;
Described system antimutagen is the mixture of material a and material b, and the mass ratio of material a and material b is 1: 2;
Described material a is the mixture of any one material in 2,6 ditertiary butyl p cresol, 2,6-di-t-butyl mixed phenols, 2,6 di t butyl phenol, N-phenyl-alpha-naphthylamine or nonyl diphenylamine or more than one materials;
Described material b is the mixture of barium mahogany sulfonate, synthesis barium sulfonate, benzotriazole, any one material in alkenyl succinic acid or more than one materials.
2. rotary drilling rig according to claim 1 special transmission extreme-pressure anti-wear lubricating oil compositions, is characterized in that: described pour point depressant is poly-a alkene and/or methyl polyacrylic ester.
3. rotary drilling rig according to claim 1 special transmission extreme-pressure anti-wear lubricating oil compositions, is characterized in that: the molecular weight of described dimethyl silicone oil is 500 ~ 1000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310190401.3A CN103289801B (en) | 2013-05-21 | 2013-05-21 | Special transmission extreme-pressure anti-wear lubricating oil combination for rotary drilling rig |
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|---|---|---|---|
| CN201310190401.3A CN103289801B (en) | 2013-05-21 | 2013-05-21 | Special transmission extreme-pressure anti-wear lubricating oil combination for rotary drilling rig |
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| CN103289801A CN103289801A (en) | 2013-09-11 |
| CN103289801B true CN103289801B (en) | 2015-06-10 |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110724580B (en) * | 2018-07-16 | 2022-04-05 | 中国石油化工股份有限公司 | Gear oil extreme pressure antiwear additive composition and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1288047A (en) * | 2000-09-23 | 2001-03-21 | 中国科学院兰州化学物理研究所 | Composite additive of lubricating oil for industrial gear turbine |
| CN1673321A (en) * | 2004-03-24 | 2005-09-28 | 中国石油天然气股份有限公司 | Prepn of automatic automobile driving liquid with hydrogenated oil |
| US7902132B2 (en) * | 2005-04-08 | 2011-03-08 | The Lubrizol Corporation | Additive system for lubricants |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070293408A1 (en) * | 2005-03-11 | 2007-12-20 | Chevron Corporation | Hydraulic Fluid Compositions and Preparation Thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1288047A (en) * | 2000-09-23 | 2001-03-21 | 中国科学院兰州化学物理研究所 | Composite additive of lubricating oil for industrial gear turbine |
| CN1673321A (en) * | 2004-03-24 | 2005-09-28 | 中国石油天然气股份有限公司 | Prepn of automatic automobile driving liquid with hydrogenated oil |
| US7902132B2 (en) * | 2005-04-08 | 2011-03-08 | The Lubrizol Corporation | Additive system for lubricants |
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Effective date of registration: 20190410 Address after: 272000 Kaiyuan Road, Jining High-tech Zone, Jining City, Shandong Province Patentee after: Shandong Xiaosong Oil Products Co., Ltd. Address before: 272071 No. 12 Kaiyuan Road, Rencheng Economic and Technological Development Zone, Jining City, Shandong Province Patentee before: Shandong source root Petrochemical Co., Ltd. |