CN111909764A - High-cleanness high-pressure anti-wear hydraulic oil and preparation method thereof - Google Patents
High-cleanness high-pressure anti-wear hydraulic oil and preparation method thereof Download PDFInfo
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Abstract
The invention relates to high-cleanness high-pressure anti-wear hydraulic oil and a preparation method thereof, and the preparation method comprises the following steps of firstly, adding palladium acetate into a high-carbonic acid molten solution to prepare a high-carbonic acid palladium-high-carbonic acid homogeneous wax solid catalyst; step two, mixing ethylenediamine and higher alcohol, adding a high-palladium carbonate-high-carbonic acid homogeneous waxy solid catalyst, heating, uniformly stirring, and preparing a 2-alkyl oxazoline compound under the condition of introducing air; and step three, mixing the 2-alkyl-oxazoline compound, the higher alcohols, the higher methyl carbonates and the base oil to obtain the high-cleanness high-pressure anti-wear hydraulic oil. The high-cleanness high-pressure anti-wear hydraulic oil does not need to be additionally added with a metal anticorrosive agent and an extreme pressure anti-wear agent. The high-temperature high-pressure wear-resistant cleaning agent is not degraded after long-term use under the high-temperature high-pressure condition, does not generate oil sludge, achieves the high-pressure wear-resistant high-cleaning effect, and has the quality indexes which all accord with the hydraulic oil standard.
Description
Technical Field
The invention belongs to the technical field of hydraulic oil, and relates to high-cleanness high-pressure anti-wear hydraulic oil and a preparation method thereof.
Background
The hydraulic oil is a medium for transferring energy in hydraulic transmission and is widely used for automobile brake systems, hoisting systems, bulldozer systems, airplanes, ships and the like. For excellent hydraulic oil, the oil should have good oxidation resistance, corrosion resistance of metal materials, emulsification resistance, high-pressure wear resistance, good high-temperature deterioration resistance and good low-temperature fluidity. The conventional hydraulic oil is usually formed by adding additives such as a metal preservative, an anti-emulsifier, an extreme pressure anti-wear agent, a high pressure anti-wear agent and the like on the basis of base oil. Typical friction reducers typically incorporate phosphites, phosphates, and zinc alkyl dithiophosphates. The additives can be degraded quickly under the high-temperature aerobic condition, so that oil sludge is generated, the cleaning is difficult, and the time and the labor are wasted during the cleaning. The market needs hydraulic oil which has stable chemical performance, does not produce oil sludge and is wear-resistant under the condition of long-term aerobic high temperature; and can meet the standard detection of GB 11118.1-2011.
Disclosure of Invention
Object of the Invention
In order to solve the problems in the prior art, the invention provides high-cleanness high-pressure anti-wear hydraulic oil meeting GB11118.1-2011 standard and a preparation method thereof. Has stable chemical performance under the condition of long-term aerobic high temperature, does not generate oil sludge, and achieves high cleanness, high pressure and abrasion resistance of engineering requirements.
Technical scheme
A high-cleanness high-pressure anti-wear hydraulic oil is prepared by mixing a 2-alkyl oxazoline compound, high-carbon alcohol, high-methyl carbonate and base oil;
the mass ratio of the 2-alkyl oxazoline compound, the high-carbon alcohol, the high-methyl carbonate and the base oil is (10-30): (10-30): (5-20): (30-50);
the structural formula of the 2-alkyl oxazoline compound is as follows:
-R has the formula: - (CH2)n-2CH3；
Where n is a positive integer from 10 to 24.
Further, the molecular structural formula of the higher alcohol is as follows:
HO-(CH2)n-1CH3；
wherein n is a positive integer of 10-24;
the molecular structural formula of the high carbonic acid monomethyl ester is as follows:
wherein n is a positive integer of 10-24.
The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil comprises the following steps:
step one, adding palladium acetate into a high carbonic acid molten solution to prepare a high carbonic acid palladium-high carbonic acid homogeneous waxy solid catalyst;
step two, mixing ethylenediamine and higher alcohol, adding a high-palladium carbonate-high-carbonic acid homogeneous waxy solid catalyst, heating, uniformly stirring, and preparing a 2-alkyl oxazoline compound under the condition of introducing air;
and step three, mixing the 2-alkyl-oxazoline compound, the higher alcohols, the higher methyl carbonates and the base oil to obtain the high-cleanness high-pressure anti-wear hydraulic oil.
Further, the structural formula of the high carbonic acid in the first step is as follows:
wherein n is a positive integer of 10 to 24.
Further, in the first step, the molar ratio of palladium acetate to high carbonic acid: 1: 2-1: 20, adding palladium acetate into a high-carbonic acid molten solution, uniformly stirring, raising the temperature to 120-200 ℃ from the normal temperature, vacuumizing to 50-200 mmHg, preserving the temperature for 3-5 hours, evaporating a byproduct acetic acid generated in the reaction, transferring the reaction liquid into a stainless steel disc, and naturally cooling to obtain the high-carbonic acid palladium-high-carbonic acid homogeneous waxy solid catalyst.
Further, in the second step, the molar ratio of the higher alcohol to the ethylenediamine is more than or equal to 1:1, the mixture is stirred uniformly in a reactor, a high-palladium carbonate to high-carbonic acid homogeneous wax-like solid catalyst is added, the mass of the high-palladium carbonate to high-carbonic acid homogeneous wax-like solid catalyst is 1/100000-3/100 of the sum of the mass of the higher alcohol and the mass of the ethylenediamine, then air is introduced, the temperature is controlled to be 100-150 ℃, the mixture is stirred uniformly and vacuumized for 50-200 mmHg, the reaction is carried out for 8-12 hours, and water generated by the reaction is evaporated to obtain the 2-alkyl oxazoline compound, wherein the structural formula is as follows:
further, in the third step, the mass ratio of the 2-alkyl mirazoline compound, the higher alcohol, the higher methyl carbonate and the base oil is (10-30): (10-30): (5-20): (30-50), raising the temperature to be more than or equal to 100 ℃ from the normal temperature, uniformly stirring, and cooling to the room temperature to obtain high-cleanness high-pressure anti-wear hydraulic oil;
the base oil refers to: a mineral base oil ISOVG32, a mineral base oil ISOVG46, a paraffinic I or paraffinic II base oil.
Further, the reactor comprises a reactor main body, a cooling pipe and a byproduct receiving tank, the reactor main body is inserted into and fixedly provided with a pressure detector and a temperature detector, the outer side of the reactor main body is provided with a heating jacket, a cavity for accommodating a heat carrier is arranged between the heating jacket and the reactor main body, the lower end of one side of the heating jacket is provided with a heat carrier inlet, the upper end of the other side of the heating jacket is provided with a heat carrier outlet, the upper end of one side of the reactor main body is provided with a raw material inlet, the upper end of the other side of the reactor main body is provided with an air inlet, the lower end of the reactor main body is provided with a product outlet, the outer side of the upper end of the reactor main body is fixedly provided with a rotating motor, a rotating shaft of the rotating motor penetrates through the reactor main body, the lower end of the rotating shaft of, the other end and the inside intercommunication of byproduct receiving tank of cooling tube, the periphery of cooling tube is fixed with the cooling tank, and lower extreme one side of cooling tank is equipped with the coolant liquid entry, and the upper end opposite side of cooling tank is equipped with the coolant liquid export, and the byproduct receiving tank is equipped with vacuum tube, and the lower extreme of byproduct receiving tank is equipped with the byproduct export.
Furthermore, a water receiving tank is arranged under the cooling tank, one end of the spray pipe is arranged at the bottom of the water receiving tank, the main body of the spray pipe is fixed with the cooling pipe, a pump capable of pumping liquid on the net is arranged on the spray pipe, the main body at the upper part of the spray pipe is in a horizontal state, a spray head is arranged on the main body at the upper part of the spray pipe, and the spray head is positioned above the cooling tank and can spray towards the cooling tank.
Furthermore, two guide blocks which face downwards are arranged on the cooling pipe, and the two guide blocks are respectively positioned at two ends of the cooling tank.
Advantages and effects
The high-cleanness high-pressure anti-wear hydraulic oil does not need to be additionally added with a metal anticorrosive agent and an extreme pressure anti-wear agent. The product is not degraded after long-term use under the conditions of high temperature and high pressure, does not generate oil sludge, and achieves the effects of high pressure, wear resistance and high cleanness.
The high-cleanness high-pressure anti-wear hydraulic oil produced by the invention is detected according to the GB11118.1-2011 standard, and all quality indexes of the high-cleanness high-pressure anti-wear hydraulic oil accord with the hydraulic oil standard. The catalyst does not contain inorganic matters or inorganic ash, is synthesized by all organic compounds, and meets the market demand.
Drawings
The invention is further described with reference to the following figures and detailed description. The scope of the invention is not limited to the following expressions.
FIG. 1 is a schematic diagram of the reactor configuration.
Description of reference numerals: 1. the reactor comprises a reactor main body, a heating jacket, a heat carrier inlet, a heat carrier outlet, a product outlet, a raw material inlet, an air inlet, a rotating motor, a stirring paddle 9, a pressure detector 10, a temperature detector 11, a distillation tower 12, a cooling tower 13, a cooling pipe 14, a cooling tank 15, a cooling liquid inlet, a cooling liquid outlet, a spraying pipe 17, a spraying head 18, a water receiving tank 19, a flow guide block 20, a byproduct receiving tank 21, a byproduct outlet, a vacuum pumping pipe 23, and a pump 24.
Detailed Description
A high-cleanness high-pressure anti-wear hydraulic oil is prepared by mixing a 2-alkyl oxazoline compound, high-carbon alcohol, high-methyl carbonate and base oil;
the mass ratio of the 2-alkyl oxazoline compound, the high-carbon alcohol, the high-methyl carbonate and the base oil is (10-30): (10-30): (5-20): (30-50);
the structural formula of the 2-alkyl oxazoline compound is as follows:
-R has the formula: - (CH2)n-2CH3；
Where n is a positive integer from 10 to 24.
The molecular structural formula of the higher alcohol is as follows:
HO-(CH2)n-1CH3；
wherein n is a positive integer of 10-24;
the molecular structural formula of the high carbonic acid monomethyl ester is as follows:
wherein n is a positive integer of 10-24.
The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil comprises the following steps:
step one, the molar ratio of palladium acetate to high carbonic acid is as follows: 1: 2-1: 20, adding palladium acetate into a high-carbonic acid molten solution, uniformly stirring, raising the temperature to 120-200 ℃ from the normal temperature, vacuumizing to 50-200 mmHg, preserving the temperature for 3-5 hours, evaporating a byproduct acetic acid generated in the reaction, transferring the reaction liquid into a stainless steel disc, and naturally cooling to obtain the high-carbonic acid palladium-high-carbonic acid homogeneous waxy solid catalyst.
The structural formula of the high carbonic acid is as follows:
wherein n is a positive integer of 10 to 24.
Step two, mixing and stirring the high carbon alcohol and the ethylenediamine at a molar ratio of more than or equal to 1:1, adding a high palladium carbonate-high carbonic acid homogeneous wax solid catalyst, wherein the mass of the high palladium carbonate-high carbonic acid homogeneous wax solid catalyst is 1/100000-3/100 of the sum of the mass of the high carbon alcohol and the mass of the ethylenediamine, introducing air, controlling the temperature at 100-150 ℃, stirring uniformly, vacuumizing at 50-200 mmHg, reacting for 8-12 hours, and distilling off water generated by the reaction to obtain a 2-alkyl oxazoline compound, wherein the structural formula is as follows:
step three, the mass ratio of the 2-alkyl-oxazoline compound, the high-carbon alcohol, the high-methyl carbonate and the base oil is (10-30): (10-30): (5-20): (30-50), heating to more than or equal to 100 ℃ from the normal temperature, uniformly stirring, and cooling to the room temperature to obtain high-cleanness high-pressure anti-wear hydraulic oil; the base oil refers to: a mineral base oil ISOVG32, a mineral base oil ISOVG46, a paraffinic I or paraffinic II base oil.
In the following examples, high carbonic acid is exemplified by dodecanoic acid, high alcohols by dodecanol, high monomethyl carbonates by monomethyl dodecanoate, and base oils by paraffinic group i base oils: example 1
Step one, taking 22.45g (0.1mol) of palladium acetate, adding the palladium acetate into a reactor provided with a pressure detector, a temperature detector, a stirring device, a cooling pipe and a byproduct receiving tank, and adding 200.3g (1mol) of dodecanedioic acid (molecular formula of the dodecanedioic acid: CH3(CH2)10COOH) in a reactor, heating to 145 ℃, vacuumizing to 50mmHg, keeping the temperature for 5 hours, evaporating a by-product acetic acid generated in the reaction, transferring the reaction solution to a stainless steel plate, and automatically stirringThen, the mixture was cooled to room temperature to obtain 210.75g of a solid catalyst containing 50.51g (0.1mol, in terms of palladium) of palladium dodecacarbonate-dodecacarbonate;
step two, heating and mixing 60.1g (1mol) of ethylenediamine and 186.3g (1mol) of dodecanol in a reactor, uniformly stirring in the reactor, adding 3g of solid catalyst of palladium dodecacarbonate-dodecane carbonate, introducing air, uniformly stirring, controlling the temperature at 100 ℃, vacuumizing to 50mmHg, reacting for 8 hours, evaporating water generated by the reaction to obtain 2-alkyl oxazoline (2-undecyl oxazoline 224g (1mol))
Molecular weight 224.
And step three, mixing the 2-alkyl-oxazoline compound, the dodecanol, the monomethyl dodecanoate and the paraffin I base oil in a mass ratio of 15:20:15:50, heating to 125 ℃, uniformly stirring, and cooling to room temperature to obtain the high-cleanness high-pressure anti-wear hydraulic oil.
And detecting that all quality indexes of the product accord with the standard according to the GB11118.1-2011 standard.
Example 2
Step one, taking 22.45g (0.1mol) of palladium acetate, adding the palladium acetate into a reactor provided with a pressure detector, a temperature detector, a stirring device, a cooling pipe and a byproduct receiving tank, and adding 40.06g (0.2mol) of dodecacarbonic acid (molecular formula of the dodecacarbonic acid: CH3(CH2)10COOH), heating and stirring uniformly in the reactor, heating to 185 ℃, vacuumizing to 130mmHg, keeping the temperature for 4 hours, evaporating a by-product acetic acid generated in the reaction, transferring the reaction liquid to a stainless steel plate, and naturally cooling to room temperature to obtain 50.51g of a solid catalyst of dodecapalladium carbonate-dodecacarbonic acid, wherein the solid catalyst contains 50.51g (0.1mol, calculated as palladium) of dodecapalladium carbonate;
step two, heating and mixing 60.1g (1mol) of ethylenediamine and 372.6g (2mol) of dodecanol in a reactor, uniformly stirring in the reactor, adding 12.981g of solid catalyst of palladium dodecacarbonate-dodecane carbonate, introducing air, uniformly stirring, controlling the temperature at 125 ℃, vacuumizing to 120mmHg, reacting for 10 hours, evaporating water generated by the reaction to obtain 2-alkyl oxazoline (2-undecyl oxazoline 224g (1mol))
Molecular weight 224.
And step three, mixing the 2-alkyl-oxazoline compound, the dodecanol, the monomethyl dodecanoate and the paraffin I base oil in a mass ratio of 10:10:5:30, heating to 150 ℃, uniformly stirring, and cooling to room temperature to obtain the high-cleanness high-pressure anti-wear hydraulic oil.
And detecting that all quality indexes of the product accord with the standard according to the GB11118.1-2011 standard.
Example 3
Step one, 22.45g (0.1mol) of palladium acetate is added into a reactor provided with a pressure detector, a temperature detector, a stirring device, a cooling pipe and a byproduct receiving tank, and 400.6g (2mol) of dodecacarbonic acid (molecular formula of the dodecacarbonic acid: CH3(CH2) is added10COOH) in the reactor, heating and stirring uniformly, heating to 225 ℃, vacuumizing to 200mmHg, keeping the temperature for 3 hours, evaporating a by-product acetic acid generated in the reaction, transferring the reaction liquid to a stainless steel plate, and naturally cooling to room temperature to obtain 411.05g of a dodecapalladium carbonate-dodecacarbonic acid solid catalyst containing 50.51g (0.1mol, calculated as palladium) of dodecapalladium carbonate;
step two, heating and mixing 60.1g (1mol) of ethylenediamine and 558.9g (3mol) of dodecanol in a reactor, uniformly stirring in the reactor, and adding 6.19 multiplied by 10-3g palladium dodecacarbonate-dodecacarbonate solid catalyst, introducing air, stirring uniformly, controlling the temperature at 150 ℃, vacuumizing to 200mmHg, reacting for 12 hours, evaporating water generated by the reaction to obtain 2-alkyl oxazoline (2-undecyl oxazoline 224g (1mol))
Molecular weight 224.
And step three, mixing the 2-alkyl-oxazoline compound, the dodecanol, the monomethyl dodecanoate and the paraffin I base oil in a mass ratio of 30:30:20:40, heating to 180 ℃, uniformly stirring, and cooling to room temperature to obtain the high-cleanness high-pressure anti-wear hydraulic oil.
And detecting that all quality indexes of the product accord with the standard according to the GB11118.1-2011 standard.
As shown in fig. 1, the reactor comprises a reactor body 1, a cooling pipe 13 and a byproduct receiving tank 21, the reactor body 1 is inserted into and fixedly provided with a pressure detector 10 and a temperature detector 11, the outer side of the reactor body 1 is provided with a heating jacket 2, a cavity for accommodating a heat carrier is arranged between the heating jacket 2 and the reactor body 1, the lower end of one side of the heating jacket 2 is provided with a heat carrier inlet 3, the upper end of the other side of the heating jacket 2 is provided with a heat carrier outlet 4, the upper end of one side of the reactor body 1 is provided with a raw material inlet 6, the upper end of the other side of the reactor body 1 is provided with an air inlet 7, the lower end of the reactor body 1 is provided with a product outlet 5, the outer side of the upper end of the reactor body 1 is fixedly provided with a rotating motor 8, the rotating shaft of the rotating motor 8 passes through the reactor body 1, the lower end of the rotating motor, the other end of the distillation tower 12 is connected to one end of a cooling pipe 13, the other end of the cooling pipe 13 is communicated with the inside of a byproduct receiving tank 21, the cooling tank 14 is fixed on the periphery of the cooling pipe 13, a cooling liquid inlet 15 is arranged on one side of the lower end of the cooling tank 14, a cooling liquid outlet 16 is arranged on the other side of the upper end of the cooling tank 14, a vacuumizing pipe 23 is arranged on the byproduct receiving tank 21, and a byproduct outlet 22 is arranged on the lower end of the byproduct receiving tank 21. A water receiving tank 19 is arranged right below the cooling tank 14, one end of a spray pipe 17 is arranged at the bottom of the water receiving tank 19, the main body of the spray pipe 17 is fixed with the cooling pipe 13, a pump 24 capable of pumping liquid on the net is arranged on the spray pipe 17, the main body at the upper part of the spray pipe 17 is in a horizontal state, a spray head 18 is arranged on the main body at the upper part of the spray pipe 17, and the spray head 18 is positioned above the cooling tank 14 and can spray towards the cooling tank 14. Two guide blocks 20 facing downwards are arranged on the cooling pipe 13, and the two guide blocks 20 are respectively positioned at two ends of the cooling tank 14. When the water receiving tank 19 is used, water is filled in the water receiving tank 19, the spray pipe 17 pumps the water in and then sprays the water to the outer surface of the cooling tank 14 through the spray head 18, the outer surface of the cooling tank 14 is assisted to carry out physical heat dissipation in hot weather of more than 30 ℃, the water flows down from the cooling tank 14 and the flow guide blocks 20 at the two end parts of the cooling tank 14, and finally returns to the water receiving tank 19 to recycle the water in the water receiving tank 19.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that various changes and modifications can be made on the basis of the above description, and all embodiments cannot be exhaustive, and obvious changes and modifications included in the technical solutions of the present invention are within the scope of the present invention.
Claims (10)
1. The high-cleanness high-pressure anti-wear hydraulic oil is characterized in that:
is prepared by mixing 2-alkyl oxazoline compound, higher alcohol, high methyl carbonate and base oil;
the mass ratio of the 2-alkyl oxazoline compound, the high-carbon alcohol, the high-methyl carbonate and the base oil is (10-30): (10-30): (5-20): (30-50);
the structural formula of the 2-alkyl oxazoline compound is as follows:
-R has the formula: - (CH2)n-2CH3；
Where n is a positive integer from 10 to 24.
2. The high-cleaning high-pressure anti-wear hydraulic oil as claimed in claim 1, wherein:
the molecular structural formula of the higher alcohol is as follows:
HO-(CH2)n-1CH3；
wherein n is a positive integer of 10-24;
the molecular structural formula of the high carbonic acid monomethyl ester is as follows:
wherein n is a positive integer of 10-24.
3. The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil as claimed in claim 1, wherein the preparation method comprises the following steps:
step one, adding palladium acetate into a high carbonic acid molten solution to prepare a high carbonic acid palladium-high carbonic acid homogeneous waxy solid catalyst;
step two, mixing ethylenediamine and higher alcohol, adding a high-palladium carbonate-high-carbonic acid homogeneous waxy solid catalyst, heating, uniformly stirring, and preparing a 2-alkyl oxazoline compound under the condition of introducing air;
and step three, mixing the 2-alkyl-oxazoline compound, the higher alcohols, the higher methyl carbonates and the base oil to obtain the high-cleanness high-pressure anti-wear hydraulic oil.
4. The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil according to claim 3, wherein the preparation method comprises the following steps: the structural formula of the high carbonic acid in the first step is as follows:
wherein n is a positive integer of 10 to 24.
5. The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil according to claim 3 or 4, wherein the preparation method comprises the following steps: in the first step, the molar ratio of palladium acetate to high carbonic acid is as follows: 1: 2-1: 20, adding palladium acetate into a high-carbonic acid molten solution, uniformly stirring, raising the temperature to 120-200 ℃ from the normal temperature, vacuumizing to 50-200 mmHg, preserving the temperature for 3-5 hours, evaporating a byproduct acetic acid generated in the reaction, transferring the reaction liquid into a stainless steel disc, and naturally cooling to obtain the high-carbonic acid palladium-high-carbonic acid homogeneous waxy solid catalyst.
6. The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil according to claim 5, wherein the preparation method comprises the following steps: in the second step, the molar ratio of the higher alcohol to the ethylenediamine is more than or equal to 1:1, the mixture is uniformly stirred in a reactor, a high-palladium carbonate-high-carbonic acid homogeneous wax solid catalyst is added, the mass of the high-palladium carbonate-high-carbonic acid homogeneous wax solid catalyst is 1/100000-3/100 of the sum of the mass of the higher alcohol and the mass of the ethylenediamine, then air is introduced, the temperature is controlled to be 100-150 ℃, the mixture is uniformly stirred and vacuumized by 50-200 mmHg, the reaction is carried out for 8-12 hours, and the generated reaction is evaporated to obtain the 2-alkyl oxazoline compound, wherein the structural formula is as follows:
7. the preparation method of the high-cleanness high-pressure anti-wear hydraulic oil according to claim 3, wherein the preparation method comprises the following steps: in the third step, the mass ratio of the 2-alkyl mirazoline compound, the high-carbon alcohol, the high-methyl carbonate and the base oil is (10-30): (10-30): (5-20): (30-50), raising the temperature to be more than or equal to 100 ℃ from the normal temperature, uniformly stirring, and cooling to the room temperature to obtain high-cleanness high-pressure anti-wear hydraulic oil;
the base oil refers to: a mineral base oil ISOVG32, a mineral base oil ISOVG46, a paraffinic I or paraffinic II base oil.
8. The preparation method of the high-cleanness high-pressure anti-wear hydraulic oil according to claim 6, wherein the preparation method comprises the following steps: the reactor comprises a reactor main body, a cooling pipe and a byproduct receiving tank, the reactor main body is inserted into and fixedly provided with a pressure detector and a temperature detector, the outer side of the reactor main body is provided with a heating sleeve, a cavity for accommodating a heat carrier is arranged between the heating sleeve and the reactor main body, the lower end of one side of the heating sleeve is provided with a heat carrier inlet, the upper end of the other side of the heating sleeve is provided with a heat carrier outlet, the upper end of one side of the reactor main body is provided with a raw material inlet, the upper end of the other side of the reactor main body is provided with an air inlet, the lower end of the reactor main body is provided with a product outlet, the outer side of the upper end of the reactor main body is fixedly provided with a rotating motor, a rotating shaft of the rotating motor penetrates through the reactor main body, the lower end of the rotating shaft of the rotating motor is connected with a stirring paddle, the periphery of cooling tube is fixed with the cooling tank, and lower extreme one side of cooling tank is equipped with the coolant liquid entry, and the upper end opposite side of cooling tank is equipped with the coolant liquid export, and the jar is received to the accessory substance is equipped with vacuum tube, and the lower extreme that the jar was received to the accessory substance is equipped with the accessory substance export.
9. The method for preparing high-cleanness high-pressure anti-wear hydraulic oil according to claim 8, wherein the method comprises the following steps: the cooling device is characterized in that a water receiving groove is arranged under the cooling tank, one end of the spray pipe is arranged at the bottom of the water receiving groove, the main body of the spray pipe is fixed with the cooling pipe, a pump capable of pumping liquid on the net is arranged on the spray pipe, the main body at the upper part of the spray pipe is in a horizontal state, a spray head is arranged on the main body at the upper part of the spray pipe, and the spray head is positioned above the cooling tank and can spray towards the cooling tank.
10. The method for preparing high-cleanness high-pressure anti-wear hydraulic oil according to claim 8, wherein the method comprises the following steps: and two downward flow guide blocks are arranged on the cooling pipe and are respectively positioned at two ends of the cooling tank.
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