CN105889233B - A kind of high-pressure installation and method for purifying hydraulic oil - Google Patents

A kind of high-pressure installation and method for purifying hydraulic oil Download PDF

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Publication number
CN105889233B
CN105889233B CN201610380495.4A CN201610380495A CN105889233B CN 105889233 B CN105889233 B CN 105889233B CN 201610380495 A CN201610380495 A CN 201610380495A CN 105889233 B CN105889233 B CN 105889233B
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China
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oil
electrode
hydraulic oil
purifier
purifying
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CN105889233A (en
Inventor
陈枫
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Da Chen Seiko Electronic &technology Co ltd GZ
Guangzhou Zhenhong Environmental Protection Technology Co ltd
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Guangdong Runtian Technology Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04Special measures taken in connection with the properties of the fluid
    • F15B21/041Removal or measurement of solid or liquid contamination, e.g. filtering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C5/00Separating dispersed particles from liquids by electrostatic effect
    • B03C5/02Separators

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrostatic Separation (AREA)

Abstract

The invention discloses a kind of high-pressure installations for purifying hydraulic oil, include the purifier for purifying hydraulic oil, the input terminal of purifier is connected with oil pump;Purifier includes along the sequentially connected filtering cloth jar in running of hydraulic power oil direction and electrode cylinder, and the oil outlet of purifier is arranged on electrode cylinder;The high-pressure installation for being used to purify hydraulic oil further includes the control panel and high-voltage control circuit being connected with each other.The invention also discloses a kind of methods for purifying hydraulic oil comprising following steps:Oil inlet step, filtration step and electrode absolute oil step.The high-pressure installation and method for purifying hydraulic oil of the present invention can effectively remove the plurality of impurities in fluid, and purification is more thorough, and treated, and oil quality is high.

Description

A kind of high-pressure installation and method for purifying hydraulic oil
Technical field
The present invention relates to hydraulic oil purifying field more particularly to a kind of high-pressure installations and method for purifying hydraulic oil.
Background technology
The application unit of most of machining apparatus continues to use always the management mode of " periodic oil change ", i.e., by virtue of experience, arrives Some cycles uniformly replace all hydraulic oil.This traditional mode of changing oil, directly results in two kinds of consequences:If the drain period It is short, it is be easy to cause the waste of fluid, increases maintenance cost;If the drain period is long, fluid is rotten, insufficient lubrication, machinery zero Part wear out failure is accelerated, and reduces equipment life, or even cause the damage of equipment.The process of changing oil needs equipment downtime, and to clean Fuel tank causes production disruption, it is also necessary to labor intensive and time.It is also polluted the environment for the waste oil of replacement if do not handled, it is right Resource is also greatly to waste.
Hydraulic oil after a period of use can be by a degree of pollution, but simultaneously non-fully without use value, to quilt The hydraulic oil of pollution can still be reused after carrying out purified treatment.The present inventor is by absorbing water successively to hydraulic oil Filtering and electrode purification, to have the function that remove impurity in fluid.
Invention content
The object of the present invention is to provide a kind of high-pressure installations and method for purifying hydraulic oil, can effectively remove oil Plurality of impurities in liquid, purification is more thorough, and treated, and oil quality is high.
To achieve the above object, the invention discloses a kind of high-pressure installations for purifying hydraulic oil, including are used to filter The input terminal of the purifier of hydraulic oil, the purifier is connected with oil pump;Purifier includes along running of hydraulic power oil direction The oil outlet of sequentially connected filtering cloth jar and electrode cylinder, purifier is arranged on the electrode cylinder, is equipped in the filtering cloth jar Filter core, the electrode cylinder is interior to be equipped with electrode oil purifier;The high-pressure installation for being used to purify hydraulic oil further includes being connected with each other Control panel and high-voltage control circuit, the high-voltage control circuit are connect with the electrode oil purifier circuit.
As a further improvement on the present invention, the filter core is to be respectively equipped with malthoid, water-absorbent material and filtering from outside to inside The filter core of net.
As a further improvement of the present invention, the electrode oil purifier includes electrode layer, and the electrode layer includes electricity Field generating means and collector paper set, the collector paper set are located in electric field generation device and can generate in the region of electric field, Collector paper set is zigzag along the cross sectional shape parallel with direction of an electric field.
As a further improvement of the present invention, the filtering cloth jar is equipped with the first fuel inlet neck and the first oil outlet connects Head, first fuel inlet neck are located at the lower part of filtering cloth jar, and first fuel discharge port is located at the top of filtering cloth jar, and first Fuel inlet neck is connect with the oil pump.
As a further improvement of the present invention, the electrode cylinder is equipped with the second fuel inlet neck and the second oil outlet connects Head, second fuel inlet neck are located at the lower part of electrode cylinder, and second fuel discharge port is located at the top of electrode cylinder, and second Fuel discharge port is the oil outlet of the purifier.
As a further improvement of the present invention, the lower section of the filtering cloth jar and electrode cylinder is equipped with pedestal, on the pedestal Equipped with Sheng oil sump;Snorkel is equipped at the top of filtering cloth jar and electrode cylinder, the snorkel is equipped with breather valve.
As a further improvement of the present invention, it is equipped with universal caster wheel below the pedestal, the universal caster wheel is equipped with Brake pedal;The pedestal is equipped with pull rod.
To achieve the above object, the invention also discloses a kind of methods for purifying hydraulic oil comprising following steps:
1) oil inlet step:Start oil pump, is pressurizeed to pending oil and it is made to enter from the first fuel inlet neck The inside of filtering jar;
2) filtration step:Hydraulic oil in filtering cloth jar is from bottom to top through filtration core, and the water in hydraulic oil is by malthoid and water suction Material absorbs, and filter screen filtration falls the partial impurities in fluid;Hydraulic oil is flowed out from the first fuel discharge port;
3) electrode absolute oil step:Hydraulic oil enters electrode cylinder and pass through from bottom to top from the second fuel inlet neck is connected with high pressure The electrode oil purifier of electricity, impurity in hydraulic oil with charge and the neutral impurity that is polarized are under electric field action by electrode Oil purifier adsorbs;Treated, and hydraulic oil is flowed out from the second fuel discharge port.
As a further improvement on the present invention, it is additionally provided with steps of exhausting after the electrode absolute oil step:It is separately turned on filtering The air for entering filtering cloth jar and electrode cylinder with hydraulic oil is discharged, is then shut off snorkel by the snorkel at the top of cylinder and electrode cylinder.
As a further improvement of the present invention, it is additionally provided with circulation step after the electrode absolute oil step:Make hydraulic oil weight Multiple filtration step and electrode absolute oil step, number of repetition are at least once.
Advantageous effect
Compared with prior art, a kind of high-pressure installation and method for purifying hydraulic oil of the invention has the advantage that:
1, for hydraulic oil followed by filtering cloth jar and electrode cylinder, the filter core in filtering cloth jar includes malthoid, water-absorbent material and filtering Net, wherein malthoid and water-absorbent material are used to absorb the moisture in hydraulic oil, and filter screen is used to filter out the part in hydraulic oil Impurity, to achieve the effect that coarse filtration;Electrode oil purifier in electrode cylinder is by high voltage electric field to impurity electrically charged in fluid It is adsorbed, high voltage electric field can also make neutral impurity occur to polarize and adsorbed simultaneously, to achieve the effect that fine filtering;
2, electrode oil purifier includes electrode layer, and electrode layer includes electric field generation device and collector paper set, collector paper Set is zigzag along the cross sectional shape parallel with direction of an electric field, and the electrically charged impurity of deflection and the impurity being polarized can be attracted to The top of the serrated portion of collector paper set, can adsorb the particle of 0.01 μm of rank, absolute oil effect further enhances.
By description below and in conjunction with attached drawing, the present invention will become more fully apparent, these attached drawings are for explaining the present invention Embodiment.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is the dimensional structure diagram of the high-pressure installation for purifying hydraulic oil of the present invention;
Fig. 2 is the front view of the high-pressure installation for purifying hydraulic oil of the present invention;
Fig. 3 is the side view of the high-pressure installation for purifying hydraulic oil of the present invention;
Fig. 4 is the high-pressure installation fluid handling principle schematic diagram for purifying hydraulic oil of the present invention;
Fig. 5 is the upward view of the electrode oil purifier of the present invention.
In figure, 1, oil pump;2, the first fuel inlet neck;3, filtering cloth jar;4, filter core;5, the first fuel discharge port;6, second Fuel inlet neck;7, electrode cylinder;8, anode bar;9, electrode oil purifier;91, electrode layer;911, positive plate;912, negative plate; 913, collector paper set;914, static board;92, through-hole;93, positive connector;94, anode connector;95, ground terminal;10, Two fuel discharge ports;11, control panel;12, high-voltage control circuit;13, pedestal;14, oil sump is contained;15, snorkel;16, lead to Air valve;17, universal caster wheel;18, pull rod;19, oil inlet pipe;20, partition board;21, pull rod;22, filter core fixed cover.
Specific implementation mode
The embodiment of the present invention is described referring now to the drawings.
Embodiment 1
The specific implementation mode of the present embodiment is as shown in Fig. 1 to 5, a kind of high-pressure installation for purifying hydraulic oil, including The input terminal of purifier for filtering hydraulic oil, purifier is connected with oil pump 1.Purifier includes along running of hydraulic power oil The oil outlet of the sequentially connected filtering cloth jar 3 in direction and electrode cylinder 7, purifier is arranged on electrode cylinder 7.It is equipped in filtering cloth jar 3 Filter core 4;Electrode oil purifier 9 is equipped in electrode cylinder 7.The high-pressure installation for being used to purify hydraulic oil further includes the behaviour being connected with each other Vertical panel 11 and high-voltage control circuit 12.High-voltage control circuit 12 is connect with 9 circuit of electrode oil purifier, and the voltage of output is most A height of 16kV, voltage value can be adjusted by control panel 11.
Filter core 4 is cylindrical, is respectively equipped with malthoid, water-absorbent material and filter screen from outside to inside, wherein the material of filter screen Material is glass fibre.Pull rod 21 is equipped in filtering cloth jar 3, pull rod 21 is passed through from 4 middle part of filter core.The lower end of pull rod 21 and filtering cloth jar 3 Cylinder bottom connection, the upper end of pull rod 21 is equipped with filter core fixed cover 22, to which filter core 4 be fixed.
Electrode oil purifier 9 includes electrode layer 91, and electrode layer 91 includes electric field generation device and collector paper set 913, is received Storage paper set 913 is located in electric field generation device and can generate in the region of electric field, and collector paper set 913 is along flat with direction of an electric field Capable cross sectional shape is zigzag.In the embodiment, electrode oil purifier 9 is cylindrical and is placed on vertically in electrode cylinder 7, Including three layers of electrode layer 91.Electrode layer 91 adsorbs the impurity that charge is carried in oil by electric field, and makes neutral impurity that pole occur Change, to be adsorbed to it.9 middle part of electrode oil purifier is equipped with through-hole 92.The electric field generation device packet of three layers of electrode layer 91 The negative plate 912 of positive plate 911, one of a negative plate 912, one being sequentially arranged from outside to inside and an anode bar 8 are included, just Pole stick 8 is connect with high-voltage control circuit 12.One negative plate 912 is mutually fitted with a positive plate 911 adjacent thereto or anode bar 8 Match, when energization can generate the electric field of horizontal direction.Anode bar 8 is inserted into the through-hole 92 at 9 middle part of electrode oil purifier.Each Electrode layer 91, which can generate in the region of electric field, is all provided with that there are three collector paper to cover 913, and collector paper set 913 is in the horizontal direction Cross sectional shape is zigzag.It is equipped with static board 914 between each two adjacent collector paper set 913.The bottom of each negative plate 912 It is mutually permanently connected by two anode connectors 94.Longitudinal axis pair of two anode connectors 94 along electrode oil purifier 9 Claim arrangement.Wherein, outermost negative plate 912 is equipped with ground terminal 95, and ground terminal 95 is connect by being contacted with 7 inner wall of electrode cylinder Ground.The bottom of each positive plate 911 is mutually permanently connected by two positive connectors 93, a part for positive connector 93 with just Pole stick 8 contacts.Two positive connectors 93 are arranged symmetrically along the longitudinal axis of electrode oil purifier 9.
Electrode oil purifier 9 include two or more electrode layers, the impurity farthest from positive plate or negative plate without Deflection relatively long distance can be adsorbed, and without using the electric field that intensity is larger, reduce energy expenditure;Each electrode layer 91 can produce Multiple collector paper sets 913 are equipped in the region of raw electric field, the electrically charged impurity of deflection and the impurity being polarized can be adsorbed On the top of the serrated portion of collector paper set 913, the particle of 0.01 μm of rank can be adsorbed, absolute oil effect further increases By force.
Filtering cloth jar 3 is equipped with the first fuel inlet neck 2 and the first fuel discharge port 5, and the first fuel inlet neck 2 is located at filtering The lower part of cylinder 3, the first fuel discharge port 5 are located at the top of filtering cloth jar 3.The output end of first fuel inlet neck 2 and oil pump 1 connects It connects, the input terminal of oil pump 1 is connect with oil inlet pipe 19.
Electrode cylinder 7 is equipped with the second fuel inlet neck 6 and the second fuel discharge port 10, and the second fuel inlet neck 6 is located at electricity The lower part of pole cylinder 7, the second fuel discharge port 10 are located at the top of electrode cylinder 7.Second fuel inlet neck 6 and the first fuel discharge port 5 are connected by oil pipe, and the second fuel discharge port 10 is the oil outlet of purifier.
Partition board 20 is additionally provided in electrode cylinder 7, partition board 20 is equipped with hollow hole.It is higher than second in the position in electrode cylinder 7 Fuel inlet neck 6.Electrode oil purifier 9 is positioned on partition board 20.Partition board 20 uses insulating materials, prevents 93 He of positive connector 94 short circuit of anode connector.Hydraulic oil passes through partition board 20 after the second fuel inlet neck 6 enters electrode cylinder 7, from hollow hole, through electricity It is discharged from the second fuel discharge port 10 after the processing of pole oil purifier 9.
The lower section of filtering cloth jar 3 and electrode cylinder 7 is equipped with pedestal 13.Pedestal 13, which is equipped with, contains oil sump 14, contains oil sump 14 and uses The fluid come is accidentally overflowed when catching operation, in order to avoid make production environment dirty.The top of filtering cloth jar 3 and electrode cylinder 7 is equipped with Snorkel 15, snorkel 15 are equipped with breather valve 16.
13 lower section of pedestal is equipped with universal caster wheel 17, and universal caster wheel 17 is equipped with brake pedal.Pedestal 13 is equipped with pull rod 18. When needing mobile high-voltage device, brake pedal is made to unclamp universal caster wheel 17, operates 18 mobile high-voltage device of pull rod;It needs to prevent height When pressure device moves, operation brake pedal makes universal caster wheel 17 that can not rotate.
The method for purifying hydraulic oil of the present embodiment comprising following steps:
1) oil inlet step:One end of one hose is connected on oil inlet pipe 19, the other end of hose stretches into fill and waits locating In the oil cylinder for managing fluid;An other hose is connected on the second fuel discharge port 10, and one end is also stretched into oil cylinder;It opens Dynamic oil pump 1 pressurizes to pending fluid and it is made to enter the inside of filtering cloth jar 3 from the first fuel inlet neck 2;
2) filtration step:Hydraulic oil in filtering cloth jar 3 is from bottom to top through filtration core 4, and the water in hydraulic oil is by malthoid and suction Water material absorbs, and filter screen filtration falls the partial impurities in fluid, to achieve the effect that coarse filtration;Treated hydraulic oil is from first Fuel discharge port 5 flows out;
3) electrode absolute oil step:Hydraulic oil from the second fuel inlet neck 6 enter electrode cylinder 7 and from bottom to top successively by every Plate 20 and the electrode oil purifier 9 for being connected with high-voltage electricity, impurity in hydraulic oil with charge and the neutral impurity being polarized exist It moves to positive plate 911 or negative plate 912 under electric field action, and is adsorbed by collector paper set 913;Wherein, collector paper The tip portion adsorption capacity for covering 913 broached-tooth designs is most strong, can handle 0.01 μm of particle, and absolute oil effect further enhances; Treated, and hydraulic oil is flowed out from the second fuel discharge port 10;
4) steps of exhausting:The snorkel 15 at 7 top of filtering cloth jar 3 and electrode cylinder is separately turned on by controlling breather valve 16, it will Enter the air discharge of filtering cloth jar 3 and electrode cylinder 7 with hydraulic oil;Close breather valve 16;
5) circulation step:Hydraulic oil is set to repeat filtration step and electrode absolute oil step, cycle-index is 40-60 times, according to Depending on the clean-up performance of processing.
Above in association with most preferred embodiment, invention has been described, but the invention is not limited in implementations disclosed above Example, and modification, equivalent combinations that various essence according to the present invention carry out should be covered.

Claims (9)

1. a kind of high-pressure installation for purifying hydraulic oil includes the purifier for purifying hydraulic oil, the purifier Input terminal be connected with oil pump (1);It is characterized in that, purifier includes along the sequentially connected filtering cloth jar in running of hydraulic power oil direction (3) it is arranged on the electrode cylinder (7) with electrode cylinder (7), the oil outlet of purifier, filter core is equipped in the filtering cloth jar (3) (4), electrode oil purifier (9) is equipped in the electrode cylinder (7);This further includes mutually interconnecting for purifying the high-pressure installation of hydraulic oil The control panel (11) and high-voltage control circuit (12) connect, the high-voltage control circuit (12) and the electrode oil purifier (9) Circuit connects;Electrode oil purifier (9) is cylindrical, and the electrode oil purifier (9) includes two or more electrode layer (91), the electrode layer (91) includes electric field generation device and collector paper set (913), and the collector paper set (913) is located at It can be generated in the region of electric field in electric field generation device, collector paper set (913) is along the cross sectional shape parallel with direction of an electric field For zigzag;Collector paper set (913) in each electrode layer (91) is multiple, each two adjacent collector paper set (913) Between be equipped with static board (914).
2. a kind of high-pressure installation for purifying hydraulic oil according to claim 1, which is characterized in that the filter core (4) To be respectively equipped with malthoid, water-absorbent material and the filter core of filter screen from outside to inside.
3. a kind of high-pressure installation for purifying hydraulic oil according to claim 1, which is characterized in that the filtering cloth jar (3) it is equipped with the first fuel inlet neck (2) and the first fuel discharge port (5), first fuel inlet neck (2) is located at filtering cloth jar (3) lower part, first fuel discharge port (5) are located at the top of filtering cloth jar (3), the first fuel inlet neck (2) and the oil Pump (1) connection.
4. a kind of high-pressure installation for purifying hydraulic oil according to claim 1 or 3, which is characterized in that the electrode Cylinder (7) is equipped with the second fuel inlet neck (6) and the second fuel discharge port (10), and second fuel inlet neck (6) is located at electricity The lower part of pole cylinder (7), second fuel discharge port (10) are located at the top of electrode cylinder (7), and the second fuel discharge port (10) is The oil outlet of the purifier.
5. a kind of high-pressure installation for purifying hydraulic oil according to claim 1, which is characterized in that the filtering cloth jar (3) and the lower section of electrode cylinder (7) is equipped with pedestal (13), and the pedestal (13), which is equipped with, contains oil sump (14);Filtering cloth jar (3) and electricity Snorkel (15) is equipped at the top of pole cylinder (7), the snorkel (15) is equipped with breather valve (16).
6. a kind of high-pressure installation for purifying hydraulic oil according to claim 5, which is characterized in that the pedestal (13) Lower section is equipped with universal caster wheel (17), and the universal caster wheel (17) is equipped with brake pedal;The pedestal (13) is equipped with pull rod (18)。
7. a kind of method for purifying hydraulic oil of high-pressure installation described in application claim 1, it is characterised in that including following Step:
1) oil inlet step:Start oil pump (1), pressurizeed to pending oil and it is made to enter from the first fuel inlet neck (2) The inside of filtering cloth jar (3);
2) filtration step:Hydraulic oil in filtering cloth jar (3) is from bottom to top through filtration core (4), and the water in hydraulic oil is by malthoid and suction Water material absorbs, and filter screen filtration falls the partial impurities in fluid;Hydraulic oil is flowed out from the first fuel discharge port (5);
3) electrode absolute oil step:Hydraulic oil enters electrode cylinder (7) and pass through from bottom to top from the second fuel inlet neck (6) is connected with height The electrode oil purifier (9) of piezoelectricity, impurity in hydraulic oil with charge and the neutral impurity that is polarized are under electric field action It is adsorbed by electrode oil purifier (9);Treated, and hydraulic oil is flowed out from the second fuel discharge port (10).
8. a kind of method for purifying hydraulic oil according to claim 7, which is characterized in that the electrode absolute oil step After be additionally provided with steps of exhausting:The snorkel (15) being separately turned at the top of filtering cloth jar (3) and electrode cylinder (7), will enter with hydraulic oil The air of filtering cloth jar (3) and electrode cylinder (7) is discharged, and is then shut off snorkel (15).
9. a kind of method for purifying hydraulic oil according to claim 7 or 8, which is characterized in that the electrode absolute oil Circulation step is additionally provided with after step:Hydraulic oil is set to repeat filtration step and electrode absolute oil step, number of repetition is at least once.
CN201610380495.4A 2016-05-31 2016-05-31 A kind of high-pressure installation and method for purifying hydraulic oil Active CN105889233B (en)

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Publication number Priority date Publication date Assignee Title
CN109404368B (en) * 2018-12-03 2020-01-03 河北科技师范学院 Multifunctional hydraulic oil purification device
CN110328056B (en) * 2019-07-11 2020-09-18 江苏大学 Oil liquid filtering device
CN110513360B (en) * 2019-09-06 2020-05-05 温州类帕机械科技有限公司 Waste hydraulic oil recovery processing equipment

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CN2113107U (en) * 1991-07-04 1992-08-19 中国矿业大学北京研究生部 Dust collecting body for electrostatic liquid cleaner
CN2820285Y (en) * 2005-07-22 2006-09-27 天津帝达净油机械设备有限公司 Comprehensive oil purifier
CN201179381Y (en) * 2008-03-10 2009-01-14 刘威 Electrostatic oil remover
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