CN110129122A - A kind of purification method again with heat treating oil - Google Patents
A kind of purification method again with heat treating oil Download PDFInfo
- Publication number
- CN110129122A CN110129122A CN201910352392.0A CN201910352392A CN110129122A CN 110129122 A CN110129122 A CN 110129122A CN 201910352392 A CN201910352392 A CN 201910352392A CN 110129122 A CN110129122 A CN 110129122A
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- CN
- China
- Prior art keywords
- heat treating
- oil
- treating oil
- sedimentation
- electrostatic
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
- C10M175/0025—Working-up used lubricants to recover useful products ; Cleaning by thermal processes
Abstract
The invention discloses a kind of purification methods again with heat treating oil, including heating sedimentation-electrostatic bunching sedimentation-filtering-four procedure of supplement additive, it is characterized by: by the heating sedimentation-four procedure of electrostatic bunching sedimentation-filtering-supplement additive, purified treatment can remove a large amount of impurity, moisture, colloidal particle and suspended matter, the service performance of restoring heat treatment oil with heat treating oil again.Of the invention can reduce flocculant usage amount with electrostatic bunching sedimentation process instead of traditional flocculating setting process in the purification method again with heat treating oil, improve flocculation efficiency, thus reduce waste oil discharge, save oil resource, it is with the obvious advantage.
Description
Technical field
The present invention relates in the purification techniques field again with heat treating oil, in particular to heating sedimentation, electrostatic polymerization, wadding
Solidifying, centrifugal filtration and pressure filtration technology.
Background technique
The job specification and working environment of heat treating oil determine that it has, impurity content more easy to pollute than other lubricating oil
Increase the features such as very fast.A large amount of oxides, free carbon and the workpiece surface attachment that metal works generate during heat treatment
Dust and earlier processing steps in iron cut equal pollutants and be brought into heat treating oil, cause the kinematic viscosity of oil product to increase,
Carbon residue increases, cooling performance reduces, and since cooler partial fracture causes cooling water leakage and oil to mix, makes by rapid dirty
The service performance of the heat treating oil of dye reduces.It needs to carry out purified treatment again to heat treating oil, filters out the pollutants such as moisture, impurity
After be further continued for using.Very high with impurity content in heat treating oil, filter core, effect are easily blocked using conventional filter method
It is bad；Again due to the presence of detergent-dispersant additive in heat treating oil, generated in heat treating oil use process colloid, carbon deposit and
The molecule dispersion of other compositions in the oil, forms the dispersed phase suspended matter of particle very little, they can penetrate filtering material
Hole, and cannot be separated by gravity or centrifugal force, settled after can only being flocculated by a large amount of flocculant.
Therefore, for the reclamation process method of the comprehensive study with heat treating oil the characteristics of, wadding how is further increased
Solidifying efficiency, reducing flocculant usage amount is the important technological problems that those skilled in the art need to solve at present.
Summary of the invention
The object of the present invention is to provide a kind of purification methods again with heat treating oil.
In order to solve the above technical problems, the present invention provides a kind of purification method again with heat treating oil, including heating is sunk
Drop-electrostatic bunching sedimentation-filtering-four procedure of supplement additive.
Preferably, place is purified again by the heating sedimentation-electrostatic bunching sedimentation-filtering-four procedure of supplement additive
Reason can remove a large amount of impurity, moisture, colloidal particle and suspended matter, the usability of restoring heat treatment oil with heat treating oil
Energy.
Preferably, heating sedimentation process is to stand 24-48 hours for being heated to 70-80 DEG C with heat treating oil,
Top oil liquid is extracted, can remove a large amount of impurity for being deposited to bottom.
Preferably, the described electrostatic bunching sedimentation process be will be by treated the heat treating oil injection of heating sedimentation process
With heating, stirring, electrostatic polymerizable functional lubricating oil flocculation basin in, oiling pipe end is provided with positive and negative electrode, positive negative electricity
Voltage is 80-150V between pole, and oil liquid takes positive negative electricity through the small hydrone of obsolete portion, suspended matter and colloidal particle respectively
Lotus, gradually polymerizeing according to positive and negative attracting principle under agitation becomes biggish particle and settles；Oil temperature is heated to 70-80
DEG C, under 20 rpm of blender low speed stirring, it is added 2-6% inorganic composite type high polymer coagulant (such as ammonium sulfate/ammonium hydrogen sulfate),
Colloid or particle can be adsorbed with stirring movement flocculant, by bridging action, promote colloid or particle be gradually condensed into volume compared with
Big floccule body forms cotton-shaped coagulating sedimentation, persistently stirs 5 hours, stands 24-72 hours, extracts top oil liquid and is filtered.
Preferably, the filter progress is will to use centrifugation by electrostatic bunching sedimentation process treated heat treating oil
Filter filters 2-3 times, filters out moisture, impurity and floccule body, then reuses+10 μm of filter paper supplements of plate and frame filter-press
Filtering 2-3 times, filters out moisture and lesser impurity and floccule body.
Preferably, the supplement additive process is to necessary by filter progress treated heat treating oil supplement
Additive.
Preferably, traditional flocculating setting process is replaced with the electrostatic bunching sedimentation process, before being flocculated first
It is deposited in by electrostatic polymerization with part minute water molecule, suspended matter and colloidal particle in heat treating oil, can reduce flocculant makes
Dosage improves flocculation efficiency.
Specific embodiment
Core of the invention is to provide a kind of purification method again with heat treating oil, is existed using one kind of the present invention
With the purification method again of heat treating oil, it can be polymerize by means of electrostatic and be deposited in minute water molecule in part in heat treating oil, outstanding
Floating object and colloidal particle can reduce flocculant usage amount, improve flocculation efficiency.In order to contain a large amount of small suspended matters and colloid
Particle impurities can realize separation by settling and filtering with heat treating oil.
In order to provide a better understanding of the technical solution of the present invention by those skilled in the art, below with regard to specific embodiment to this
Invention is described in further detail.
In a specific embodiment, a kind of purification method again with heat treating oil of the present invention, including heating sedimentation-electrostatic
Flocculating setting-filtering-four procedure of supplement additive.
Further, it is purified again by the heating sedimentation-electrostatic bunching sedimentation-filtering-four procedure of supplement additive
Processing can remove a large amount of impurity, moisture, colloidal particle and suspended matter, the usability of restoring heat treatment oil with heat treating oil
Energy.
Further, heating sedimentation process is that it is small to stand 24-48 by being heated to 70-80 DEG C with heat treating oil
When, top oil liquid is extracted, can remove a large amount of impurity for being deposited to bottom.
Further, the described electrostatic bunching sedimentation process be will be by heating sedimentation process treated heat treating oil note
Enter to have heating, stir, in the lubricating oil flocculation basin of electrostatic polymerizable functional, oiling pipe end is provided with positive and negative electrode, positive and negative
Voltage is 80-150V between electrode, and oil liquid takes positive negative electricity through the small hydrone of obsolete portion, suspended matter and colloidal particle respectively
Lotus, gradually polymerizeing according to positive and negative attracting principle under agitation becomes biggish particle and settles；Oil temperature is heated to 70-80
DEG C, under 20 rpm of blender low speed stirring, it is added 2-6% inorganic composite type high polymer coagulant (such as ammonium sulfate/ammonium hydrogen sulfate),
Colloid or particle can be adsorbed with stirring movement flocculant, by bridging action, promote colloid or particle be gradually condensed into volume compared with
Big floccule body forms cotton-shaped coagulating sedimentation, persistently stirs 5 hours, stands 24-72 hours, extracts top oil liquid and is filtered.
Further, the filter progress be will by electrostatic bunching sedimentation process treated heat treating oil use from
Heart filter filters 2-3 times, filters out moisture, impurity and floccule body, then reuses+10 μm of filter paper of plate and frame filter-press and mends
Filtering 2-3 times is filled, moisture and lesser impurity and floccule body are filtered out.
Further, the supplement additive process is to necessary by filter progress treated heat treating oil supplement
Additive.
Further, traditional flocculating setting process is replaced with the electrostatic bunching sedimentation process, before being flocculated
It first passes through electrostatic polymerization to be deposited in part minute water molecule, suspended matter and colloidal particle in heat treating oil, flocculant can be reduced
Usage amount improves flocculation efficiency, with the obvious advantage.
Claims (6)
1. a kind of purification method again with heat treating oil, including heating sedimentation-electrostatic bunching sedimentation-filtering-supplement additive
Four procedures, it is characterised in that: net again by the heating sedimentation-electrostatic bunching sedimentation-filtering-four procedure of supplement additive
That changes processing can remove a large amount of impurity, moisture, colloidal particle and suspended matter, the use of restoring heat treatment oil with heat treating oil
Performance.
2. a kind of purification method again with heat treating oil as described in claim 1, it is characterised in that: the heating settles work
Sequence is to stand 24-48 hours by being heated to 70-80 DEG C with heat treating oil, extract top oil liquid, can remove and be deposited to bottom
A large amount of impurity.
3. a kind of purification method again with heat treating oil as described in claim 1, it is characterised in that: the electrostatic flocculation retrogradation
Drop process be will have by treated the heat treating oil injection of heating sedimentation process heating, stirring, electrostatic polymerizable functional profit
In lubricating oil flocculation basin, oiling pipe end is provided with positive and negative electrode, and voltage is 80-150V between positive and negative electrode, when oil liquid passes through
The small hydrone in part, suspended matter and colloidal particle take positive and negative charge respectively, under agitation according to positive and negative attracting original
Gradually polymerization becomes biggish particle and settles reason；Oil temperature is heated to 70-80 DEG C, under 20 rpm of blender low speed stirring, is added
2-6% inorganic composite type high polymer coagulant (such as ammonium sulfate/ammonium hydrogen sulfate) can adsorb colloid or micro- with stirring movement flocculant
Grain promotes colloid or particle to be gradually condensed into the biggish floccule body of volume and form cotton-shaped coagulating sedimentation by bridging action, continues
Stirring 5 hours stands 24-72 hours, extracts top oil liquid and is filtered.
4. a kind of purification method again with heat treating oil as described in claim 1, it is characterised in that: the filter progress is
To be filtered 2-3 times by electrostatic bunching sedimentation process treated heat treating oil using filter centrifugal, filter out moisture, impurity and
Then floccule body is reusing plate and frame filter-press+10 μm of filter paper supplement filtering 2-3 times, filter out moisture and lesser miscellaneous
Matter and floccule body.
5. a kind of purification method again with heat treating oil as described in claim 1, it is characterised in that: the supplement additive
Process is to supplement necessary additive to by filter progress treated heat treating oil.
6. a kind of purification method again with heat treating oil as described in claim 1, it is characterised in that: with the electrostatic flocculation
Retrogradation drops process and replaces traditional flocculating setting process, and electrostatic polymerization is first passed through before being flocculated and is deposited in in heat treating oil
The small hydrone in part, suspended matter and colloidal particle can reduce flocculant usage amount, improve flocculation efficiency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910352392.0A CN110129122A (en) | 2019-04-29 | 2019-04-29 | A kind of purification method again with heat treating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910352392.0A CN110129122A (en) | 2019-04-29 | 2019-04-29 | A kind of purification method again with heat treating oil |
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| Publication Number | Publication Date |
|---|---|
| CN110129122A true CN110129122A (en) | 2019-08-16 |
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| CN201910352392.0A Pending CN110129122A (en) | 2019-04-29 | 2019-04-29 | A kind of purification method again with heat treating oil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926155A (en) * | 2020-08-06 | 2020-11-13 | 武帅龙 | Heat treatment quenching oil purification device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2688715Y (en) * | 2004-02-03 | 2005-03-30 | 黄梅香 | Lube oil kidney style purifier |
| 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 |
| CN104531325A (en) * | 2014-12-17 | 2015-04-22 | 南南铝业股份有限公司 | Purification method and equipment for waste hydraulic oil of extruding machine |
| CN105505551A (en) * | 2015-12-31 | 2016-04-20 | 台州学院 | Electrochemical regeneration treatment method for waste lubricating oil |
-
2019
- 2019-04-29 CN CN201910352392.0A patent/CN110129122A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2688715Y (en) * | 2004-02-03 | 2005-03-30 | 黄梅香 | Lube oil kidney style purifier |
| 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 |
| CN104531325A (en) * | 2014-12-17 | 2015-04-22 | 南南铝业股份有限公司 | Purification method and equipment for waste hydraulic oil of extruding machine |
| CN105505551A (en) * | 2015-12-31 | 2016-04-20 | 台州学院 | Electrochemical regeneration treatment method for waste lubricating oil |
Non-Patent Citations (1)
| Title |
|---|
| 刘先斌: "热处理油的使用状况及劣化油的再生处理", 《金属热处理》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926155A (en) * | 2020-08-06 | 2020-11-13 | 武帅龙 | Heat treatment quenching oil purification device |
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Application publication date: 20190816 |