CN104046446B - Hydrostatic synchronous auxiliary drive working fluid composite - Google Patents
Hydrostatic synchronous auxiliary drive working fluid composite Download PDFInfo
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- CN104046446B CN104046446B CN201410289216.4A CN201410289216A CN104046446B CN 104046446 B CN104046446 B CN 104046446B CN 201410289216 A CN201410289216 A CN 201410289216A CN 104046446 B CN104046446 B CN 104046446B
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Abstract
The invention discloses hydrostatic synchronous auxiliary drive working fluid composite, adopt oil based on natural gas synthetic oil (GTL) and trihydroxymethylpropanyl ester compound, coordinate multiple composite additive, comprising: anti-wear agent, rust oxidation, oxidation retarder, kilfoam, non-emulsifying agent, metal passivator, purification agent, friction improver, strengthening agent etc.The present invention have suitable viscosity, good viscosity-temperature characteristics, shear stability, oilness, cooling, rust-preventing characteristic, with the adaptability, anti-bubble, filterableness, low-temperature fluidity, resistance to emulsion, spatter property, air release characteristics, thermal oxidation stability, hydrolysis stability, extreme pressure anti-wear etc. of sealing material.
Description
Technical field
The invention belongs to hydrostatic synchronous auxiliary drive field of lubricant, particularly hydrostatic synchronous auxiliary drive working fluid composite.
Background technology
Hydrostatic synchronous auxiliary drive is a kind of system of agreeing with mutually with machinery, fluid power, electrically-driven driving wheel and drive axle.It is widely used in the equipment such as engineering machinery, agricultural machine, ground car, trailer, military car type vehicle and cannon auxiliary propulsion.Be characterized in: such hydrostatic auxiliary drive wheels and drive axle are usually by time-shared fashion work, just just access under given conditions with in velocity range, and by the coupling on ground, boosting is carried out for vehicle and walking machine, unit.This system not only can utilize the stepless change performance of hydrostatic drives and main driving synchronous follow-up, and the flexible feature of the distribution of hydrostatic drives can be utilized to extend, and expands the action space of main drive.Affect little on basic structure and operating method after attaching.Therefore the choosing dress be particularly suitable for as complete machine type selecting technological transformation type product changes upgrading conversion unit.Because usually under lower travel speed situation, use the element in auxiliary drive and system architecture, make it have good cost performance simultaneously.In addition, the oil motor of process auxiliary drive is time-sharing work, needing to make them be separated with active transmission chain, usually only having less rotational resistance when not working; Certainly, under a few cases, Normal hydraulic motor also can be utilized to be aided with the switching that mechanical clutch carries out operating mode.Usual hydrostatic auxiliary drive has three kinds of practical Controlling System: constant-pressure type Synchro pulling system, main drive wheel synchronous axial system hydraulic pump system, speed feedback control synchronous driving system.Tired this, require working fluid have good sticky-temperature characteristics, stable shear stability, cooling, rust-preventing characteristic, the feature such as adaptability, anti-bubble, kinematics and static friction coefficient, low-temperature fluidity, resistance to emulsion, low temperature greasy filth dispersiveness, air release characteristics, thermal oxidation stability, hydrolysis stability, resistance to abrasion, low vapour loss with sealing material.
Summary of the invention
The object of this invention is to provide a kind of have suitable viscosity, good viscosity-temperature characteristics, shear stability, oilness, cooling, rust-preventing characteristic, with the adaptability, anti-bubble, filterableness, low-temperature fluidity, resistance to emulsion, spatter property, air release characteristics, thermal oxidation stability, hydrolysis stability, extreme pressure anti-wear etc. of sealing material, be applicable to the hydrostatic synchronous auxiliary drive working fluid composite of the hydraulic efficiency system of high pressure, the ram pump of huge discharge and vane pump, heavy loading fluid power and power transmission system.
For above-mentioned technical problem, the present invention adopts following technical scheme:
Hydrostatic synchronous auxiliary drive working fluid composite, adopt oil based on natural gas synthetic oil and trihydroxymethylpropanyl ester compound, coordinate multiple composite additive, the mass percent of each component is:
| Component | Mass percent content |
| Base oil | Surplus |
| Oxidation retarder | 0.2％～1.0％ |
| Metal passivator | 0.5％～1.0％ |
| Rust oxidation | 0.5％～1.5％ |
| Kilfoam | 0.001％～0.005％ |
| Non-emulsifying agent | 0.05％～0.2％ |
| Friction improver | 1.0％～3.0％ |
| Purification agent | 0.5％～1.5％ |
| Anti-wear agent | 1.0％～3.0％ |
| Strengthening agent | 0.5％～1.5％ |
The mass percent summation of each component is 100%.
Base oil is the natural gas synthetic oil of mass ratio 45% ~ 55% and the compound of 55% ~ 45% trihydroxymethylpropanyl ester.
Oxidation retarder is the 2,6 ditertiary butyl p cresol of mass ratio 45% ~ 55% and the dialkyl disulfides carbamate compound of 55% ~ 45%.
Metal passivator is the 124 Triazole derivative of mass ratio 25% ~ 35%, the mercaptobenzimidazole of 35% ~ 45% and 40% ~ 20% thiadiazole compound; The mass percent summation of three components is 100%.
Rust oxidation is the benzotriazole of mass ratio 35% ~ 45%, the imidazolidine derivatives of 15% ~ 25% and 50% ~ 30% alkenyl succinic acid half ester compound; The mass percent summation of three components is 100%.
Kilfoam is the polysiloxane of mass ratio 45% ~ 55% and the polyacrylic ester compound of 55% ~ 45%.
Non-emulsifying agent is poly-alkoxyl group many alcohol compound of the oxyethane propane block polyether T1002 and 55% ~ 45% of mass ratio 45% ~ 55%.
Friction improver is the alkyl phosphite compound of the sulfurized olefin cotton oil T405 and 55% ~ 45% of mass ratio 45% ~ 55%.
Purification agent is the low alkali oil calcium sulfate of mass ratio 45% ~ 55% and the high-alkali oil calcium sulfate compound of 55% ~ 45%.
Anti-wear agent is the phosphorodithioate of mass ratio 45% ~ 55% and the aminothio fat compound of 55% ~ 45%;
Strengthening agent is molybdenum dithiocarbamate.
The remarkable advantage of hydrostatic synchronous auxiliary drive working fluid composite of the present invention has: have suitable viscosity, good viscosity-temperature characteristics, shear stability, oilness, cooling, rust-preventing characteristic, with the adaptability, anti-bubble, filterableness, low-temperature fluidity, resistance to emulsion, spatter property, air release characteristics, thermal oxidation stability, hydrolysis stability, extreme pressure anti-wear etc. of sealing material, be applicable to the hydraulic efficiency system of high pressure, the ram pump of huge discharge and vane pump, heavy loading fluid power and power transmission system.
Embodiment
Embodiment 1:
Each component of following masses percentage ratio is in harmonious proportion and forms:
| Component | Mass percent content |
| The natural gas synthetic oil (GTL) of mass ratio 50% and the compound of 50% trihydroxymethylpropanyl ester | 92.077％ |
| The 2,6 ditertiary butyl p cresol of mass ratio 50% and the dialkyl disulfides carbamate compound of 50% | 0.6％ |
| The 124 Triazole derivative of mass ratio 30%, the mercaptobenzimidazole of 40% and 30% thiadiazole compound | 0.7％ |
| The benzotriazole of mass ratio 40%, the imidazolidine derivatives of 20% and 40% alkenyl succinic acid half ester compound | 1％ |
| The polysiloxane of mass ratio 50% and the polyacrylic ester compound of 50% | 0.003％ |
| The oxyethane propane block polyether (T1002) of mass ratio 50% and poly-alkoxyl group many alcohol compound of 50% | 0.12％ |
| The sulfurized olefin cotton oil (T405) of mass ratio 50% and the alkyl phosphite compound of 50% | 1.5％ |
| The low alkali oil calcium sulfate of mass ratio 50% and the high-alkali oil calcium sulfate compound of 50% | 1％ |
| The phosphorodithioate of mass ratio 50% and the aminothio fat compound of 50% | 2％ |
| Molybdenum dithiocarbamate | 1％ |
Embodiment 2:
Each component of following masses percentage ratio is in harmonious proportion and forms:
| Component | Mass percent content |
| The natural gas synthetic oil (GTL) of mass ratio 45% and the compound of 55% trihydroxymethylpropanyl ester | 92.5％ |
| The 2,6 ditertiary butyl p cresol of mass ratio 45% and the dialkyl disulfides carbamate compound of 55% | 0.7％ |
| The 124 Triazole derivative of mass ratio 25%, the mercaptobenzimidazole of 35% and 40% thiadiazole compound | 0.7％ |
| The benzotriazole of mass ratio 35%, the imidazolidine derivatives of 15% and 50% alkenyl succinic acid half ester compound | 0.5％ |
| The polysiloxane of mass ratio 45% and the polyacrylic ester compound of 55% | 0.001％ |
| The oxyethane propane block polyether (T1002) of mass ratio 45% and poly-alkoxyl group many alcohol compound of 55% | 0.05％ |
| The sulfurized olefin cotton oil (T405) of mass ratio 45% and the alkyl phosphite compound of 55% | 2.5％ |
| The low alkali oil calcium sulfate of mass ratio 45% and the high-alkali oil calcium sulfate compound of 55% | 0.549％ |
| The phosphorodithioate of mass ratio 45% and the aminothio fat compound of 55% | 2％ |
| Molybdenum dithiocarbamate | 0.5％ |
Embodiment 3:
Each component of following masses percentage ratio is in harmonious proportion and forms:
| Component | Mass percent content |
| The natural gas synthetic oil (GTL) of mass ratio 52% and the compound of 48% trihydroxymethylpropanyl ester | 87.295％ |
| The 2,6 ditertiary butyl p cresol of mass ratio 53% and the dialkyl disulfides carbamate compound of 47% | 1％ |
| The 124 Triazole derivative of mass ratio 35%, the mercaptobenzimidazole of 40% and 25% thiadiazole compound | 1％ |
| The benzotriazole of mass ratio 40%, the imidazolidine derivatives of 20% and 40% alkenyl succinic acid half ester compound | 1.5％ |
| The polysiloxane of mass ratio 47% and the polyacrylic ester compound of 53% | 0.005％ |
| The oxyethane propane block polyether (T1002) of mass ratio 48% and poly-alkoxyl group many alcohol compound of 52% | 0.2％ |
| The sulfurized olefin cotton oil (T405) of mass ratio 54% and the alkyl phosphite compound of 46% | 3.0％ |
| The low alkali oil calcium sulfate of mass ratio 51% and the high-alkali oil calcium sulfate compound of 49% | 1.5％ |
| The phosphorodithioate of mass ratio 48% and the aminothio fat compound of 52% | 3％ |
| Molybdenum dithiocarbamate | 1.5％ |
The key technical indexes of embodiment 1 product:
| Project | Quality index |
| Moisture, % is not more than | Vestige |
| 40 DEG C of kinematic viscosity mm 2/s | 47.5 |
| Flash-point (opening) DEG C, is greater than | 232 |
| Mechanical impurity, % is not more than | Nothing |
| Last non seizure load (P b), Kg is not less than | 93 |
| Pour point, DEG C, not higher than | -26 |
| Water soluble acid or alkali | Nothing |
| Corrosion test (copper sheet, 100 DEG C, 3h), level | 1 |
| Viscosity index, is not less than | 132 |
| Air release value (50 DEG C), min, is not more than | 6 |
| Rubber seal adaptation index, %, is not more than | 14 |
| Resistance to emulsion (40-37-3ml), min, is not more than by 54 DEG C | 30 |
Claims (1)
1. hydrostatic synchronous auxiliary drive working fluid composite, is characterized in that: adopt oil based on natural gas synthetic oil and trihydroxymethylpropanyl ester compound, coordinate multiple composite additive, the mass percent of each component is:
The mass percent summation of each component is 100%;
Base oil is the natural gas synthetic oil of mass ratio 45% ~ 55% and the compound of 55% ~ 45% trihydroxymethylpropanyl ester;
Oxidation retarder is the 2,6 ditertiary butyl p cresol of mass ratio 45% ~ 55% and the dialkyl disulfides carbamate compound of 55% ~ 45%;
Metal passivator is the 124 Triazole derivative of mass ratio 25% ~ 35%, the mercaptobenzimidazole of 35% ~ 45% and 40% ~ 20% thiadiazole compound; The mass percent summation of three components is 100%;
Rust oxidation is the benzotriazole of mass ratio 35% ~ 45%, the imidazolidine derivatives of 15% ~ 25% and 50% ~ 30% alkenyl succinic acid half ester compound; The mass percent summation of three components is 100%;
Kilfoam is the polysiloxane of mass ratio 45% ~ 55% and the polyacrylic ester compound of 55% ~ 45%;
Non-emulsifying agent is poly-alkoxyl group many alcohol compound of the oxyethane propane block polyether T1002 and 55% ~ 45% of mass ratio 45% ~ 55%;
Friction improver is the alkyl phosphite compound of the sulfurized olefin cotton oil T405 and 55% ~ 45% of mass ratio 45% ~ 55%;
Purification agent is the low alkali oil calcium sulfate of mass ratio 45% ~ 55% and the high-alkali oil calcium sulfate compound of 55% ~ 45%;
Anti-wear agent is the phosphorodithioate of mass ratio 45% ~ 55% and the aminothio fat compound of 55% ~ 45%; Strengthening agent is molybdenum dithiocarbamate.
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| CN201410289216.4A CN104046446B (en) | 2014-06-24 | 2014-06-24 | Hydrostatic synchronous auxiliary drive working fluid composite |
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|---|---|---|---|
| CN201410289216.4A CN104046446B (en) | 2014-06-24 | 2014-06-24 | Hydrostatic synchronous auxiliary drive working fluid composite |
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| CN104046446B true CN104046446B (en) | 2016-02-03 |
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Inventor after: Huang Fuchuan Inventor after: Deng Fukang Inventor after: Li Kangchun Inventor after: Chen Wei Inventor after: Huang Yiyao Inventor after: Qin Ke Inventor before: Huang Fuchuan Inventor before: Chen Biao Inventor before: Huang Yiyao Inventor before: Huang Yilin Inventor before: Mo Yufei Inventor before: Lu Chaoxia Inventor before: Huang Xiaoping Inventor before: Deng Fukang Inventor before: Li Kangchun Inventor before: Ma Xiaofei Inventor before: Liu Yuheng |
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