CN102827680A - Waste hydraulic oil regeneration equipment - Google Patents

Waste hydraulic oil regeneration equipment Download PDF

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Publication number
CN102827680A
CN102827680A CN2012102716337A CN201210271633A CN102827680A CN 102827680 A CN102827680 A CN 102827680A CN 2012102716337 A CN2012102716337 A CN 2012102716337A CN 201210271633 A CN201210271633 A CN 201210271633A CN 102827680 A CN102827680 A CN 102827680A
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CN
China
Prior art keywords
oil
heating
hydraulic oil
waste hydraulic
storage tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2012102716337A
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Chinese (zh)
Inventor
樊雪英
任天辉
王林
李志鹏
何晓燕
陈立新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI BAOGANG WASTE OIL TREATMENT CO Ltd
Shanghai Jiaotong University
Original Assignee
SHANGHAI BAOGANG WASTE OIL TREATMENT CO Ltd
Shanghai Jiaotong University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHANGHAI BAOGANG WASTE OIL TREATMENT CO Ltd, Shanghai Jiaotong University filed Critical SHANGHAI BAOGANG WASTE OIL TREATMENT CO Ltd
Priority to CN2012102716337A priority Critical patent/CN102827680A/en
Publication of CN102827680A publication Critical patent/CN102827680A/en
Pending legal-status Critical Current

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Abstract

The invention discloses waste hydraulic oil regeneration equipment which comprises a raw material storage tank, a filter purification device, a vacuum oil purification device, a decolorization purification device and an additive blending device; the filter purification device is composed of a raw material delivery pump, a rough filtration system, a heating system and a fine filtration system, wherein the rough filtration system comprises a gear pump and a rough filter, the heating system comprises a jacket and a constant temperature control device, and the fine filtration system comprises the gear pump and a fine filter; the vacuum oil purification device comprises a heating agitation device and a vacuum oil purification mechanism, wherein the heating agitation device comprises the jacket, the constant temperature control device and an agitation motor with a blade; the decolorization purification device comprises a chromatographic column which takes argil or coal ash as a static phase, and an electronic chromaticity monitoring system; and the additive blending device comprises a regenerated hydraulic oil temporary storage tank, an additive storage tank, an oil delivery pump and the heating agitation device, and the heating agitation device and the vacuum oil purification device are used together. The waste hydraulic oil regeneration equipment has a very good decolorization purification effect, does not need to separate argil, and generates less three wastes; and moreover, the waste hydraulic oil regeneration equipment has a simple structure and is low in cost.

Description

A kind of waste hydraulic oil reclaim equiment
Technical field
The present invention relates to the energy-conserving and environment-protective field, be specifically related to a kind of waste hydraulic oil reclaim equiment.
Background technology
According to State Statistics Bureau's data, Chinese oil production reached 8,260,000 tons in 2011, increased by 7% on a year-on-year basis.Hydraulicefficiency oil is a kind of in the lubricating oil, is the high-value product in the oil product, is mainly used in hydrostatic transmission and the system, as the medium of transmission ofenergy.Hydraulicefficiency oil quality quality directly influences the task performance of transmission and system, and according to pertinent literature, hydraulicefficiency system 80% fault is relevant with the pollution of hydraulicefficiency oil.
Along with International Crude Oil climbs up and up, the price of hydraulicefficiency oil also constantly raises up.Therefore, the regeneration to waste hydraulic oil more and more comes into one's own.Hydraulicefficiency oil in use owing to the wear and tear and the corrosion of Hydraulic Elements, reaches the intrusion of introduced contaminants; Produce various particles and liquid pollutant; As can not in time separate, the wearing and tearing of hydraulicefficiency system be can quicken, thereby the normal operation and the work-ing life of equipment influenced.General solution is changed hydraulicefficiency oil exactly at present.According to the ISO4406 international standard, pollute and reach degree of cleaning (ISO4406) grade more than 20/17, promptly be not suitable for continuing working medium as hydraulicefficiency system.And the hydraulicefficiency oil 90% of these replacings can be reused through manipulation of regeneration.Therefore, of crucial importance to the waste hydraulic oil Study on Regeneration.
The purifying regeneration method of waste hydraulic oil mainly is divided into two big types, for the pollution that in use mainly receives introduced contaminants, but very little one type of deterioration by oxidation degree own, adopts the purifying method of pure physics more, removes impurity, and purifying back oil can use; Then need adopt chemical process to purify for pollution level and all more serious waste oil of degree of oxidation, make it to become the regeneration base oil, according to the destruction situation of former additive, concoct again.
The physical cleaning method comprises filtration method, electrostatic adhesion, vacuum hydro-extraction gas, spinning, Magnetic filtration device etc.Select above-mentioned a certain purifying method or several method comprehensively to use targetedly according to the hydraulic oil pollution situation, can receive good decontamination effect improving for slight rotten hydraulicefficiency oil.
Yet the physical cleaning method can only be to control " table " can not control " lining ", and the rotten present the best way of waste hydraulic oil of severe oxidation is still chemical treatment method.The most traditional chemical treatment method that also the most often adopts is sulfuric acid-clay-filtered reclaiming process; Promptly adopt the vitriol oil to mix with waste hydraulic oil; Remove through reaction and to contain oxygen, nitrogenous and sulfur compound impurities in deoiling, with in addition refining with adsorbents of carclazyte, become base oil then.But this method produces acid sludge to be polluted, and the production cycle is long again, is eliminated gradually.IFP (Institute France Petroleum) is a kind of technology of France's exploitation.The pre-treatment of at first dewatering, then with the propane extracting to remove the most of impurity in the waste oil, carry out sulfuric acid again--clay-filtered, like this than sulfuric acid--the yield of clay-filtered raising about 10%.Snamprogetti is a kind of reclaiming process of Italian Snamprogetti company exploitation; Be characterized in adopting twice propane extracting through after dehydration and the removing light oil pre-treatment, the volume ratio of propane and waste hydraulic oil is less for the first time; Strengthen the propane amount through vacuum distilling after the extracting; Carry out the secondary extracting, and then through hydrotreatment, the color of the base oil of generation and acidifying stability are all relatively good.The U.S. has developed thin film evaporation technology.Pre-treatment is dehydration, earlier through the low underpressure distillation dehydration of film, and desolventizing, other impurity is sloughed in high underpressure distillation through film type again.Twice distillatory result is the regeneration base oil that produces a kind of cut.The Recylon method is to adopt the sodium Metal 99.5 of finely powdered to dispose waste liquid to press oil, is converted into sodium salt to oxide compound in the oil and additive, and this sodium salt boiling point is higher, can use distillating method it and separating of oil.
There are two common issue with in present various waste oil purifying regeneration technologies: the one, and complex process, cost is high, and equipment is huge, and investment is big; The 2nd, the objectionable impurities of generation contaminate environment.
Summary of the invention
Deficiency to prior art; The present invention proposes a solution; Can finely remove the solid impurity in the waste hydraulic oil, also can remove fluid contaminants wherein simultaneously, like some polar materials of moisture and oxicracking generation; This method adopts column chromatography technology that waste hydraulic oil is handled regeneration, and adopts the electronics chromascope to monitor in real time.
For this reason, the present invention provides a kind of waste hydraulic oil reclaim equiment, comprises raw material storage tank, filtering and impurity removing device, oil vacuum cleaning device, decolouring knot screen and additive attemperation apparatus;
Said filtering and impurity removing device is made up of former material conveying pump, coarse filtration system, heating system, fine filtering system, and wherein the coarse filtration system comprises toothed gear pump and strainer, and heating system comprises chuck and thermostatically-controlled equipment, and the fine filtering system comprises toothed gear pump and second filter;
Said oil vacuum cleaning device is made up of heating and stirring device and vacuum oil purifier, and wherein heating and stirring device comprises chuck, thermostatically-controlled equipment and band blade agitator motor;
Said decolouring knot screen comprises with carclazyte or flyash being the chromatography column and the electronics colourity Monitoring systems of quiet phase; Wherein electronics colourity Monitoring systems is as the oil product monitoring equipment;
Said additive attemperation apparatus comprises regeneration hydraulicefficiency oil temporary storage tank, additive storage tank, and transfer pump and heating and stirring device, this heating and stirring device and oil vacuum cleaning device are shared.
The filter screen of said strainer is a stainless steel, mean pore size 74-105 μ m.
Said second filter filter screen is a stainless steel, mean pore size 5-10 μ m.
Said carclazyte or flyash are the 80-120 order.
Said chromatography column is preferably the stainless steel tube of 400*600mm; Wall thickness 2mm, practical filling material is of a size of 400*550mm.
The electronics colorimetric detection probe of electronics colourity Monitoring systems is installed in the chromatography column exit; The regeneration hydraulic pressure oil colours degree that removal of impurities is handled through post pull-up look of monitoring in real time; When regeneration hydraulic pressure oil colours degree is reduced to lower value; Switch to new chromatography column, reach continuous processing intent, filler is subsequent use again and the inefficacy cylinder is through behind the cleaning, drying.
The concrete steps of the use of aforesaid device are:
(1) waste hydraulic oil gets into the coarse filtration system to remove the bigger solid impurity of waste hydraulic oil mesoscale from raw material storage tank through former material conveying pump successively; Get into the thermostatically heating system then to reduce the viscosity of waste hydraulic oil; Strengthen flowability, be convenient to pipe-line transportation and help fine filtering technology carry out, 60-80 ℃ of preferred heating process temperature; Get into the fine filtering system at last and remove the less solid impurity of waste hydraulic oil mesoscale, accomplish coarse filtration, heating and fine filtering operation;
(2) pass through the heated and stirred system then successively, oil vacuum cleaning system and post pull-up look impurity removed system are accomplished second-heating, oil vacuum cleaning and decolouring removal of impurities operation, and recovered oil is squeezed into regeneration hydraulicefficiency oil temporary storage tank; Second-heating is to prepare for oil vacuum cleaning technology and post pull-up look technology; Make waste hydraulic oil reach the temperature and the further increase flowability of absolute oil processing requirement; Post pull-up look technology is carried out smoothly; 60-150 ℃ of preferred second-heating temperature, oil vacuum cleaning technology is moisture and the lower-boiling impurity that contains in the waste hydraulic oil in order to remove, and improves product quality;
(3) treat that a collection of waste hydraulic oil is handled after, regeneration hydraulicefficiency oil is squeezed into heating and stirring device, additive is squeezed into heating and stirring device through volume pump and is in harmonious proportion, and accomplishes back entering product storage tank and accomplishes whole operation; Mediation technology is common process, and purpose is that the gained hydraulicefficiency oil of regenerating is obtained meeting the hydraulicefficiency oil product of GB through allotment, and the temperature that preferably is in harmonious proportion is 40-60 ℃.
In the above-mentioned decolouring knot screen is that the removal of impurities of decolouring of the chromatography column of quiet phase is innovative design of the present invention with carclazyte or flyash, and it is a moving phase with pending hydraulicefficiency oil, and carclazyte or flyash are quiet phase; Not only reaching tradition utilizes carclazyte to stir the effect of decolouring; And, can further remove the minimum granule foreign of oil plant mesoscale because the filler carclazyte forms dense structure in chromatography column, have impurity-eliminating effect concurrently; Treating processes is simply efficient, and regeneration hydraulicefficiency oil reaches higher quality.
The present invention has following advantage owing to adopt post pull-up look impurity removal process:
1. stir decoloration process with traditional carclazyte and compare, have better decolorizing effect, have the removal of impurities effect simultaneously concurrently, and treatment process is simple, need not to separate carclazyte again, the three wastes are few;
2. post pull-up look knot screen is simple in structure, is applicable to existing waste oil regeneration equipment is carried out upgrading, and is with low cost.
Description of drawings
Fig. 1 is the structural representation of waste hydraulic oil reclaim equiment of the present invention, and wherein 1 is raw material storage tank, the 2nd, and transferpump, the 3rd, coarse filtration system, the 4th, thermostatically heating system; The 5th, fine filtering system, the 6th, heated and stirred system, the 7th, under meter, the 8th, oil vacuum cleaning system; The 9th, transferpump, the 10th, post pull-up look impurity removed system, the 11st, electronics colourity Monitoring systems, the 12nd, regeneration hydraulicefficiency oil temporary storage tank; 13 additive regulation systems, 14 product storage tanks, V-1-V-29 is a valve, arrow is depicted as liquid flow direction in the equipment.
Embodiment
Below the present invention will be described with specific embodiment, but do not limit use range of the present invention.
Embodiment 1:
The reclaim equiment of waste hydraulic oil as shown in Figure 1 is made up of raw material storage tank 1, filtering and impurity removing device, oil vacuum cleaning device, decolouring knot screen, additive attemperation apparatus and regeneration hydraulic pressure oil prodn storage tank;
The filtering and impurity removing device is made up of former material conveying pump 2, coarse filtration system 3, heating system 4, fine filtering system 5, and wherein the coarse filtration system comprises toothed gear pump and strainer, and heating system comprises chuck and thermostatically-controlled equipment, and the fine filtering system comprises toothed gear pump and second filter;
The oil vacuum cleaning device is made up of heated and stirred system 6 and oil vacuum cleaning system 8; Wherein heating and stirring device comprises chuck, thermostatically-controlled equipment and band blade agitator motor;
The decolouring knot screen is by transferpump 9, decolouring impurity removed system 10, electronics colourity Monitoring systems 11;
The additive attemperation apparatus is by regeneration hydraulicefficiency oil temporary storage tank 12, heated and stirred system 6, and additive is in harmonious proportion system 13;
14 are depicted as regeneration hydraulic pressure oil prodn storage tank among the figure.
Raw material storage tank 1 connects former material conveying pump 2, the toothed gear pump of coarse filtration system 3 and strainer, heating system 4, the toothed gear pump of fine filtering system 5 and second filter successively through pipeline;
Second filter connects heated and stirred system 6, and heated and stirred system 6 connects oil vacuum cleaning system 8; Oil vacuum cleaning system 8 connects the impurity removed system 10 of tinting through transferpump 9; Decolouring impurity removed system 10 is the stainless steel tube of 400*600mm; Wall thickness 2mm; Practical filling material is of a size of the chromatography column of 400*550mm; Its bottom is equipped with electronics colourity Monitoring systems 11; The probe of electronics color detection system is installed in the chromatography column exit; Regeneration hydraulicefficiency oil through the decolouring removal of impurities gets into regeneration hydraulicefficiency oil temporary storage tank 12 through pipeline; Regeneration hydraulicefficiency oil temporary storage tank 12 links to each other with heated and stirred system 6 through pipeline, and additive mediation system 13 also passes through pipe connection to heated and stirred system 6.
Its working process is following: waste hydraulic oil passes through former material conveying pump 2 successively from raw material storage tank 1 bottom through pipeline, coarse filtration system 3, and thermostatically heating system 4, fine filtering system 5 accomplishes filtering and impurity removing technology; Then be transported to heating and stirring device 6 and accomplish second-heating, get into oil vacuum cleaning system 8 and remove moisture and lower-boiling impurity; Be transported to decolouring impurity removed system 10 through former material conveying pump 9 then and accomplish decolouring and deep impurity-removing; And detect by the qualities that 11 pairs of electronics colourity Monitoring systemss are handled oil product, when colourity drops to lower limit, switch chromatography column; And exhaustion column carried out cleaning, drying, filler is subsequent use again; The regeneration hydraulicefficiency oil of handling is transported to regeneration hydraulicefficiency oil temporary storage tank 12; After a batch processed was intact, regeneration hydraulicefficiency oil carried out heated and stirred through pipe-line transportation to heated and stirred system 6, and additive is transported in the heated and stirred system by additive system after the homo(io)thermism, was in harmonious proportion evenly after be transported to product storage tank 14 after under meter 7 meterings.
Embodiment 2:
Use the method for the invention, to certain waste oil reclaim company waste oil carry out purifying regeneration.Waste oil is through the coarse filtration system; The thermostatically heating system is heated to 70 ℃, gets into the fine filtering system, get into heating and stirring device second-heating to 100 ℃ then after; Through dehydration of oil vacuum cleaning system and lower-boiling impurity, be transported to post pull-up look impurity removed system by transfer pump and accomplish the decolouring deep impurity-removing.Be in harmonious proportion technology at last, be in harmonious proportion 60 ℃ of temperature, obtain the hydraulicefficiency oil product.
Table 1 is the part index number contrast of hydraulicefficiency oil before and after the regeneration.
Table 1
Annotate: " waste hydraulic oil " and " regeneration waste liquid pressure oil prodn " is the oil sample that has added " hydraulicefficiency oil composite additive ".
The above is preferred embodiment of the present invention, but the present invention should not be confined to the disclosed content of this embodiment.So everyly do not break away from the equivalence of accomplishing under the disclosed spirit of the present invention or revise, all fall into the scope of the present invention's protection.

Claims (6)

1. a waste hydraulic oil reclaim equiment is characterized in that, comprises raw material storage tank, filtering and impurity removing device, oil vacuum cleaning device, decolouring knot screen and additive attemperation apparatus;
Said filtering and impurity removing device is made up of former material conveying pump, coarse filtration system, heating system, fine filtering system, and wherein the coarse filtration system comprises toothed gear pump and strainer, and heating system comprises chuck and thermostatically-controlled equipment, and the fine filtering system comprises toothed gear pump and second filter;
Said oil vacuum cleaning device is made up of heating and stirring device and vacuum oil purifier, and wherein heating and stirring device comprises chuck, thermostatically-controlled equipment and band blade agitator motor;
Said decolouring knot screen comprises with carclazyte or flyash being the chromatography column and the electronics colourity Monitoring systems of quiet phase;
Said additive attemperation apparatus comprises regeneration hydraulicefficiency oil temporary storage tank, additive storage tank, and transfer pump and heating and stirring device, this heating and stirring device and oil vacuum cleaning device are shared.
2. the described waste hydraulic oil reclaim equiment of claim 1 is characterized in that, the filter screen of said strainer is a stainless steel, mean pore size 74-105 μ m.
3. the described waste hydraulic oil reclaim equiment of claim 1 is characterized in that, the filter screen of said second filter is a stainless steel, mean pore size 5-10 μ m.
4. the described waste hydraulic oil reclaim equiment of claim 1 is characterized in that, said carclazyte or flyash are the 80-120 order.
5. the described waste hydraulic oil reclaim equiment of claim 1; It is characterized in that; Said chromatography column is the stainless steel tube of 400*600mm; Wall thickness 2mm, practical filling material is of a size of 400*550mm.
6. the described waste hydraulic oil reclaim equiment of claim 1 is characterized in that, the electronics colorimetric detection probe of electronics colourity Monitoring systems is installed in the chromatography column exit.
CN2012102716337A 2012-08-01 2012-08-01 Waste hydraulic oil regeneration equipment Pending CN102827680A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103194308A (en) * 2013-04-11 2013-07-10 支柏青 Method for preparing regenerated base oil by using waste oil
CN103575538A (en) * 2013-10-12 2014-02-12 广西玉柴机器股份有限公司 Method for purifying old engine oil for delivery test of engine
CN103865627A (en) * 2014-03-11 2014-06-18 重庆工商大学 Method for recycling waste steam turbine oil

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1335380A (en) * 2000-07-20 2002-02-13 广东省电力工业局试验研究所 Method of regenerating degraded oil for electric power equipment
CN1616615A (en) * 2004-09-29 2005-05-18 上海宝钢废旧油处理站 Parifying and regenerating process for high and medium viscosity waste oils

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1335380A (en) * 2000-07-20 2002-02-13 广东省电力工业局试验研究所 Method of regenerating degraded oil for electric power equipment
CN1616615A (en) * 2004-09-29 2005-05-18 上海宝钢废旧油处理站 Parifying and regenerating process for high and medium viscosity waste oils

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103194308A (en) * 2013-04-11 2013-07-10 支柏青 Method for preparing regenerated base oil by using waste oil
CN103575538A (en) * 2013-10-12 2014-02-12 广西玉柴机器股份有限公司 Method for purifying old engine oil for delivery test of engine
CN103865627A (en) * 2014-03-11 2014-06-18 重庆工商大学 Method for recycling waste steam turbine oil
CN103865627B (en) * 2014-03-11 2017-11-17 重庆工商大学 A kind of renovation process of waste steam turbine oil

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Application publication date: 20121219