CN105889147A - Oil tank for treating hydraulic oil by adopting electrification, spiral tube magnetic field separation and adsorption - Google Patents

Abstract

The invention discloses an oil tank for treating hydraulic oil by adopting electrification, spiral tube magnetic field separation and adsorption. An air filter is arranged on the top of the outside of an oil tank body; a filter box, a permanent magnet and a partition plate are sequentially arranged in the oil tank body; a first oil return tube is inserted into the oil tank body, and is connected with a U-shaped tube, and an electrification device is arranged on the first oil return tube; one end of a second oil return tube is connected to the first oil return tube, and the other end of the second oil return tube extends into the filter box; the U-shaped tube is positioned in the filter box, and a spiral tube magnetic field separating device and an adsorbing device are sequentially mounted on the U-shaped tube; a defoaming plate which is inclined downwards is mounted on the top of the filter box; a layer of a magnetic metal net is paved on the surface of the defoaming plate; and an oil absorbing tube is inserted into the oil tank body, and an oil filter, a demagnetizer and a residual magnetism sensor are arranged on the oil absorbing tube. According to the oil tank, a mechanical technology, an electrical technology, a magnetic technology and the like are combined, so that solid particles are gathered to the tube wall for being absorbed, and air is separated out or molten. The oil tank is simple in structure, low in cost and high in oil liquid purifying capacity.

Description

A kind of use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil

[technical field]

The present invention relates to the fuel tank in a kind of hydraulic system, be specifically related to a kind of use electrification, Serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil, belong to hydraulic oil container technology neck Territory.

[background technology]

Statistics both domestic and external illustrate, the fault of hydraulic system about 70%～85% Owing to oil contamination causes.Therefore Pollution Control in Hydraulic System has become domestic and international liquid Pressure industry and each industrial department question of common concern.And solid pollution, gaseous contamination are Two kinds of major ways of hydraulic contamination.

Fluid contains under atmospheric pressure and room temperature condition the air of about 9% volume, Portion of air is dissolved in fluid, the machinery of the Air On Hydraulic System of this dissolved state Performance, the volume modulus of fluid and viscosity also will not produce and significantly affect, and typically may be used Ignore；Another part is free in oil with the bubble form of 0.05mm～0.5mm diameter In liquid, form cavitation, be the main of noise, body corrosion and volumetric efficiency reduction Reason.Producing heat when bubble is drastically compressed can cause oil temperature to raise, and accelerates fluid oxygen Change and sealing member is aging, make oil lubrication hydraulic performance decline.The bubble that adulterates in fluid also can drop The rigidity of low fluid, causes automatically controlling malfunctioning, operating mechanism's intermittent movement, location not Accurately or the adverse consequences such as fix drift.

Solid particle is the pollutant the most universal in hydraulic system, damaging effect is maximum.According to Statistics, the hydraulic system fault caused due to solid grain contamination accounts for gross contamination event The 70% of barrier.In particulate pollutant in hydraulic system oil liquid, metal filings occupies one Fixed ratio, according to different situations, typically between 20%～70%, this part gold Belong to abrasive dust and mostly come from the abrasion of element.Therefore, adopt an effective measure in degreasing fluid Solid grain contamination, be another importance of Pollution Control in Hydraulic System.

The hydraulic means that the producing of factory uses in equipment, construction machinery by hydraulic circuit and Fuel tank is constituted.Fuel tank stores the hydraulic oil provided to hydraulic circuit and returns from hydraulic circuit The oil return of stream.Flow in the hydraulic system oil return of fuel tank and contain various metal and colloid Grain pollutant, the most also include the air existed with bubble shape, depositing of these pollutant Even break down hydraulic system hydraulic performance decline can be caused.

Problem, Chinese invention patent (Authorization Notice No. CN is eliminated for solving above-mentioned granule 203816790U) disclosing a kind of centrifugal oil purifier, it includes equipment fuel tank and equipment Oil pipe before the purification that fuel tank is drawn, before this purification, oil pipe is sequentially connected with service tank, self-priming Pump, centrifugal basket, after this centrifugal basket connects purification, oil pipe is connected to equipment fuel tank, also wraps Include vacuum pump to be connected with service tank；In described service tank, wherein it is provided with strong magnetic Magnet. Therefore, before entering centrifugal barrel at fluid, the metal impurities in fluid are adsorbed, reduce The metallic particles abrasion to equipment, is effectively increased the service life of equipment.

Then, there is following several respects problem in above-mentioned oil conditioner:

1. need to add a whole set of segregation apparatus, equipment is complicated, and cost is high, can give fluid simultaneously Bring secondary pollution.

2. fuel tank volume is relatively big, and the magnetic conductivity of fluid is poor, and strong magnetic Magnet is to micro-in fluid The problems such as the active force of scale particles is less, causes adsorption time long, adsorption effect difference.

3. part magnetic microparticles enters hydraulic circuit, and absorption causes element on Hydraulic Elements Fault and be difficult to clean remove.

And be to solve above-mentioned bubble to eliminate problem, conventional way be arrange in fuel tank vertical To dividing plate, extend the fluid time of staying in fuel tank, should arrange into and out of hydraulic fluid port as far as possible Obtain far, and increases the volume of fuel tank.But, due to mix the bubble of oil return the least and Oil viscosity is of a relatively high, therefore there is problems in that bubble rises to pasta and is scattered to Needing the long period in air, hydraulic means cannot be carried out work during this period.

The practical application for a patent for invention (application publication number CN 102762874 A) of China is public Having opened a kind of fuel tank, this fuel tank is prolonged by incorporating section and the rectifying wings being arranged in fuel tank Long oil return fluid, in the time of staying of liquid level, reaches eliminate bubble and avoid inlet port to suck The purpose of bubble.Then, the defaoming mechanisms of above-mentioned fuel tank is nature froth breaking, still exists The problems such as foam time is long, and efficiency is low, especially for the operating mode effect that changes in flow rate is violent Fruit is the best.

Therefore, for solving above-mentioned technical problem, the employing electrification of necessary offer one, Serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil, of the prior art to overcome Described defect.

[summary of the invention]

For solving above-mentioned technical problem, it is an object of the invention to provide a kind of use electrification, Serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil, by skills such as machinery, electricity, magnetic Art combines, and makes solid particle gather tube wall absorption, makes air separate out or melt, its Simple in construction, low cost, and lube purification ability is strong.

For achieving the above object, the technical scheme that the present invention takes is: a kind of employing electrification, Serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil, it includes oil box, filtration Case, the first oil return pipe, the second oil return pipe, U-tube, serpentine pipe magnetic field separator, Adsorbent equipment, permanent magnet, dividing plate, fuel sucking pipe and ECU；Wherein, described fuel tank External top is provided with air filter, is sequentially provided with described filter box, permanent in oil box Magnet and dividing plate；Described first oil return pipe inserts in oil box, and connects with U-tube, Which is provided with electric ignitor；Described second oil return pipe one end is connected to the first oil return pipe, separately One end extends into Rose Box；The junction of described first oil return pipe and the second oil return pipe is provided with One overflow valve；Described U-tube is positioned at Rose Box, and it is sequentially installed with described spiral Pipe magnetic field separator and adsorbent equipment；It is provided with bottom described Rose Box every magnetic leg, top Portion is provided with the froth breaking plate of downward-sloping setting；Described froth breaking plate surface is equipped with one layer of magnetic Property wire netting；Described fuel sucking pipe insert oil box, which is provided with oil filter, demagnetizer and Remanent magnetism sensor；Described ECU is electrically connected with electric ignitor, serpentine pipe magnetic field separation Device, adsorbent equipment, demagnetizer and remanent magnetism sensor；Described serpentine pipe magnetic field separation fills Put and include aluminum matter pipeline, iron shell, three-phase symmetric winding and three-phase symmetrical current-mode Block；Described three-phase symmetric winding is wound on outside aluminum matter pipeline；Described iron shell is coated on aluminum On matter pipeline；The described three-phase symmetrical current module described three-phase symmetric winding of connection, and by ECU controls；Institute's helical pipe magnetic field separator includes aluminum matter helical pipe, solenoid And solenoid control circuit；Wherein, described aluminum matter helical pipe is arranged in solenoid； Described solenoid and solenoid control circuit are electrically connected with；Described solenoid control circuit electricity Property is connected to ECU, and by ECU control.

The present invention uses electrification, serpentine pipe magnetic field separation and the oil of adsorption treatment hydraulic oil Case is further arranged to: described Denso is made and included some electrodes and an electrode controller； Described some electrodes are installed on the first oil return pipe, and it is respectively connecting to electrode controller； Described electrode controller is electrically connected to ECU, and by ECU control.

The present invention uses electrification, serpentine pipe magnetic field separation and the oil of adsorption treatment hydraulic oil Case is further arranged to: described adsorbent equipment uses annular permanent magnnet, or homopolarity is adjacent Type absorbing ring, or the homopolarity adjacent type absorbing ring of charged hammer.

The present invention uses electrification, serpentine pipe magnetic field separation and the oil of adsorption treatment hydraulic oil Case is further arranged to: described homopolarity adjacent type absorbing ring includes aluminium ring shape pipeline, just To solenoid, reverse solenoid and irony magnetic conduction cap；Described forward solenoid is with reverse Solenoid is respectively arranged in aluminium ring shape pipeline and by ECU control, and both are connected with direction Contrary electric current so that forward solenoid and reverse solenoid adjacent produce like pole； Described irony magnetic conduction cap is arranged on the inwall of aluminium ring shape pipeline, and it is positioned at forward helical In pipe and reverse solenoid adjacent and forward solenoid and reverse solenoid axis Between point.

The present invention uses electrification, serpentine pipe magnetic field separation and the oil of adsorption treatment hydraulic oil Case is further arranged to: the homopolarity adjacent type absorbing ring of described charged hammer includes aluminium ring Shape pipeline, forward solenoid, reverse solenoid, irony magnetic conduction cap, dividing plate, electric shock are hammered into shape And electric magnet；Described forward solenoid and reverse solenoid are respectively arranged in aluminium ring shape In pipeline, both are connected with electric current in opposite direction so that forward solenoid and reverse helical Pipe adjacent produces like pole；Described irony magnetic conduction cap is arranged in aluminium ring shape pipeline On inwall, it is positioned at forward solenoid and reverse solenoid adjacent and forward helical Pipe and the intermediate point of reverse solenoid axis；Described dividing plate is positioned at forward solenoid with reverse Between solenoid；Described electric shock hammer and electric magnet are between dividing plate；Described electric magnet is even Connect and electric shock hammer can be promoted, making electric shock hammer tap aluminium ring shape inner-walls of duct；Described ECU It is electrically connected with and controls forward solenoid, reverse solenoid and electric magnet.

The present invention uses electrification, serpentine pipe magnetic field separation and the oil of adsorption treatment hydraulic oil Case is further arranged to: the bottom mouth of pipe of described fuel sucking pipe inserts in below minimum level, its Be greater than 2-3 times of its caliber from the bottom of oil box, the tank wall distance from oil box is 3 times of caliber；The bottom mouth of pipe of described fuel sucking pipe is cut into 45 ° of oblique angles, and makes oblique angle pair The tank wall of oil box.

The present invention uses electrification, serpentine pipe magnetic field separation and the oil of adsorption treatment hydraulic oil Case is also configured to: described dividing plate is left a blank up and down, leaves a blank more than the highest oil surface level in top； Described oil box uses cube structure, is provided with jettison gear bottom it.

Compared with prior art, there is advantages that

1., by making the particulate matter charged polymeric in fluid to electrode applying voltage, pass through The charged particle that serpentine pipe magnetic field separator makes quality bigger is gathered in near-wall, logical Cross the magnetic force of U-shaped adsorbent equipment, gravity, centrifugal force formation efficient absorption, utilize froth breaking Magnetic metal net on plate adsorbs the little granule not yet adsorbed, finally to residual in fuel sucking pipe Remaining granule demagnetization is avoided endangering Hydraulic Elements.

2. make quality relatively by the Loulun magnetism effect of helical pipe design and externally-applied magnetic field Poly-being incorporated under centrifugal action of big particle charge is got rid of to cavity wall, and the bubble in fluid Then shift under centrifugal action at the central axis of pipeline.

3, simple in construction, volume is little, and processing cost is low, has granular absorption and froth breaking merit Can, and secondary pollution will not be produced.

[accompanying drawing explanation]

Fig. 1 is the employing electrification of the present invention, serpentine pipe magnetic field separation and adsorption treatment hydraulic pressure The structural representation of the fuel tank of oil.

Fig. 2 is the structural representation of the electric ignitor in Fig. 1.

Fig. 3 is the structural representation of the serpentine pipe magnetic field separator in Fig. 1.

Fig. 4 be the adsorbent equipment in Fig. 1 be the structural representation of homopolarity adjacent type absorbing ring.

Fig. 5 be the adsorbent equipment in Fig. 1 be the homopolarity adjacent type absorbing ring of charged hammer Structural representation.

Fig. 6 is that the connection of the ECU in Fig. 1 for serpentine pipe magnetic field separator is illustrated Figure.

[detailed description of the invention]

Refer to shown in Figure of description 1 to accompanying drawing 6, the present invention be a kind of use electrification, Serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil, it is by oil box 1, filtration Case the 17, first oil return pipe the 12, second oil return pipe 14, U-tube 20, serpentine pipe magnetic field Segregation apparatus 26, adsorbent equipment 21, permanent magnet 9, dividing plate 8, fuel sucking pipe 2 and A few part such as ECU3 forms.

Wherein, described oil box 1 uses cube structure, makes to obtain under identical capacity Bigger area of dissipation.Top outside described oil box 1 is provided with air filter 10, oil Described Rose Box 17, permanent magnet 9 and dividing plate 8 it is sequentially provided with in casing 1.Described oil The bottom of casing 1 is provided with jettison gear 11, opens it and release greasy dirt when changing oil.Described Dividing plate, for suction, oil return being separated, forces oil circulation to flow, and is beneficial to heat radiation and precipitation, It is left a blank up and down, and top is left a blank more than the highest oil surface level, in order to air circulation and control Cabling processed；And bottom is left a blank in order to oil suction, reduce air and the suction of granule.Described forever Magnet 9 is for adsorbing metal granule for a long time.Described air filter 10 makes oil box 1 with big Gas phase is led to, and it can filter the dust foreign material in air, sometimes doubles as oil filler, and it is concrete Can be selected for specification is EF4 50EF type air filter, and its air filtration precision is 0.105mm², oiling flow and air mass flow are respectively 32L/min and 265L/min.

Described first oil return pipe 12 inserts in oil box 1, and connects with U-tube 20, Electric ignitor 25 on it.Described electric ignitor 25 as shown in Figure of description 2, its by Some electrodes 251 and an electrode controller 252 form.Described some electrodes 251 are pacified Being loaded on the first oil return pipe 12, it is respectively connecting to electrode controller 252.Described electrode Controller 252 is electrically connected to ECU3, and by ECU3 control.ECU3 passes through electrode Controller 252 applies voltage to electrode 251, makes the particulate matter in fluid charged.

Described second oil return pipe 14 one end is connected to the first oil return pipe 12, and the other end extends Enter Rose Box 17.The junction of described first oil return pipe 12 and the second oil return pipe 14 is provided with One overflow valve 13.Described overflow valve 13 is opened when the first oil return pipe 12 alluvial blocking, Making hydraulic system oil return flow back to Rose Box 17 from the second oil return pipe 14, it may select YUKEN Japan oil grinds EBG type electricity one liquid proportional that model is EBG-03-C-T-50 and overflows Stream valve.The highest use operating pressure of this proportional pressure control valve is 25MPa, and maximum stream flow is 100L/rain, minimum discharge is 3L/rain, and pressure regulation spectrum is 0.4～16MPa, Rated current is 770mA, and coil resistance is 10 ohm.

Described U-tube 20 is positioned at Rose Box 17, and it is sequentially installed with described spiral Pipe magnetic field separator 26 and adsorbent equipment 21.The outlet of described U-tube 20 is positioned against Lower section at nearly liquid level, it is therefore an objective to shorten bubble floating distance, bubble in quickening fluid Naturally speed is distributed.

Being provided with every magnetic leg 18 bottom described Rose Box 17, top is provided with downward-sloping The froth breaking plate 23 arranged.Described froth breaking plate 23 surface is equipped with one layer of magnetic metal net 24. In order to avoid Rose Box 17 liquid level causes splashing to bubble, at Rose Box less than oil return outlet 17 are provided with check-valves 30 at liquid level, and the position of this valve is positioned at below minimum level, protect The height having demonstrate,proved Rose Box 17 inner fluid is not less than external fuel tank.U-tube 20 outlet Fluid from Rose Box 17 overflow, and occur along the surface of froth breaking plate 23 diffusion and with oil Fluid in casing 1 mixes, the least significant end of froth breaking plate 23 will below minimum liquid level, Bubble to prevent from splashing.Described magnetic metal net 24 is for adsorbing the granule of remaining in fluid Object so that the bubble that oil return is carried only is assembled at the liquid level of Rose Box 17, and bubble is natural The distance distributed is short, and speed is fast；Hydraulic oil in froth breaking plate 23 and fuel tank is also at liquid Face mixes, it is to avoid the inlet port of tank bottoms sucks these bubbles.

Described fuel sucking pipe 2 inserts oil box 1, which is provided with oil filter 6, demagnetizer 5 With remanent magnetism sensor 4, the distance between itself and first oil return pipe the 12, second oil return pipe 14 As far as possible.The bottom mouth of pipe of this fuel sucking pipe 2 inserts in below minimum level, and it is from fuel tank The bottom of body 1 is greater than 2-3 times of its caliber, in order to avoid the foaming that is emptied and splashes；From oil 3 times that the tank wall distance of casing 1 is caliber, in order to oil-feed on four sides.Further, institute The bottom mouth of pipe stating fuel sucking pipe 2 is cut into 45 ° of oblique angles, and makes oblique angle face toward oil box 1 Tank wall, to increase hydraulic fluid port flow area, and makes inclined-plane face toward tank wall, in order to dispelling the heat and heavy Shallow lake impurity.Described oil filter 6 is used for protecting the gear pump being connected with fuel tank so that it is will not Sucking bigger solid impurity, it specifically uses filtering accuracy to be 180um, the pressure loss ≤ 0.01MPa, flow are 250L/min, latus rectum is 50mm, use flange to couple Model is the well strainer of WU-250xlSOF.Described demagnetizer 5 can prevent remaining magnetic Property microgranule enter hydraulic circuit, sensitive Hydraulic Elements are caused damage；And ECU3 according to The detected value of remanent magnetism sensor 4 controls the demagnetization intensity of demagnetizer 5.Described demagnetizer 5 Demagnetization method be electromagnetism demagnetization, method is the opposing magnetic field by add suitable so that Magnetic induction in material comes back to zero point, and magnetic field intensity or electric current must be by suitable Sequence inverts and gradually reduces, it is to avoid due to the existence of hysteresis, when ferromagnetic material magnetizes After saturation, even if cancelling externally-applied magnetic field, the magnetic induction in material still returns not Problem to zero point produces.

Referring to shown in Figure of description 3, described serpentine pipe magnetic field separator 26 makes matter Measure poly-being incorporated under centrifugal action of bigger particle charge to get rid of to cavity wall, and in fluid Bubble is then shifted at the central axis of pipeline under centrifugal action.Described serpentine pipe magnetic field Segregation apparatus 26 is controlled electricity by aluminum matter helical pipe 268, solenoid 269 and solenoid Road 266 forms.Wherein, described aluminum matter helical pipe 268 is arranged in solenoid 269. Described solenoid 269 and solenoid control circuit 266 are electrically connected with.Described helical management and control Circuit 266 processed is electrically connected to ECU3, and by ECU3 control.

The design principle of described helical pipe magnetic field separator 26 is as follows: carry charged The fluid of grain advances along aluminum matter helical pipe 268, thus produces at pipeline exit and have The eddy flow of certain spin direction, the charged particle of heavier mass rotates along with fluid, from The effect of mental and physical efforts is lower produces the radial motion to tube wall；Simultaneously as aluminum matter helical pipe The Way in of 268 is vertical, with speed v with the axial magnetic field direction of energization solenoid 269 The charged particle entering aluminum matter helical pipe 268 is acted on by Loulun magnetism, hangs down in direction Straight in magnetic direction and the Way in of aluminum matter helical pipe 268.Loulun magnetism makes charged Granule is spinned forward travel in pipeline, due to the entrance side of aluminum matter helical pipe 268 To with magnetic direction close to vertical, charged particle mainly rotates in a circumferential direction motion, and fluid The most unaffected, thus realize granule " separation " from fluid, in order to realize granule Absorption.For ensureing " separation " effect, need to make the microgranule energy on aluminum matter conduit axis Moving within the action time of segregation apparatus at tube wall, quantitative analysis is as follows:

Assuming that particle mass is m, speed is v, and carried charge is q, aluminum matter helical pipe A diameter of D, the number of turn of aluminum matter helical pipe is n, the Way in of aluminum matter helical pipe Being θ with the angle in the axial magnetic field direction of energization solenoid, the solenoid number of turn is N, electricity Stream is I, and magnetic field intensity is B, and permeability of vacuum is μ⁰, then:

Acting on the Loulun magnetism on charged particle is

F_l=qvB

The viscous drag that charged particle is subject to is

F_d=6 π η r v

The radius v band of η hydraulic pressure oil viscosity r charged particle Electricity particle velocity

Charged particle can be approximated by the time of segregation apparatus and represent with following formula

$t_1=\frac{qBnD}{2\mathrm{\π}mvcos\mathrm{\θ}}$

Charged particle on conduit axis moves to the time t at tube wall₂Can be solved by following formula

$\frac{D}{2}=vsin\mathrm{\θ}\frac{m}{qB+6\mathrm{\π}\mathrm{\η}r}(1-e^{-\frac{qB+6\mathrm{\π}\mathrm{\η}r}{m}t})$

Magnetic field intensity within solenoid can be approximately constant

$I=\frac{B}{\mathrm{\μ}N}$

Regulation I so that t₁>t₂, i.e. can reach separating effect.

Referring to shown in Figure of description 4 to accompanying drawing 5, described adsorbent equipment 21 is used for inhaling The big microgranule of magnetic polymeric after attached separated device 26, it can use annular permanent magnetic Ferrum, or homopolarity adjacent type absorbing ring, or the homopolarity adjacent type absorbing ring of charged hammer.

Further, when described adsorbent equipment 21 uses homopolarity adjacent type absorbing ring, this is same The most adjacent type absorbing ring is by aluminium ring shape pipeline 211, forward solenoid 212, reverse helical The parts compositions such as pipe 213 and irony magnetic conduction cap 214.Wherein, described forward solenoid 212 and reverse solenoid 213 be respectively arranged in aluminium ring shape pipeline 211 and by ECU3 Controlling, both are connected with electric current in opposite direction so that forward solenoid 212 and reverse spiral shell Spool 213 adjacent produces like pole.Described irony magnetic conduction cap 214 is arranged in aluminum matter On the inwall of circulating line 211, it is positioned at forward solenoid 212 and reverse solenoid 213 Adjacent and forward solenoid 212 and the intermediate point of reverse solenoid 213 axis.

The design principle of described homopolarity adjacent type absorbing ring is as follows: energising forward solenoid 212, reverse solenoid 213, adjacent forward solenoid 212, reverse solenoid 213 It is connected with electric current in opposite direction so that forward solenoid 212, reverse solenoid 213 phase Like pole is produced at Lin；Meanwhile, aluminium ring shape pipeline 211 can improve magnetic circuit, adds Magnetic field intensity at big inner-walls of duct, strengthens irony magnetic conduction cap 214 and inhales the capture of granule Attached ability.Each forward solenoid 212, reverse solenoid 213 electric current are direct by ECU3 Control, can be different with concentration and change according to the size of granule, to obtain optimal suction Attached performance.

Further, the adjacent type of homopolarity that described adsorbent equipment 21 may be used without charged hammer During absorbing ring, the homopolarity adjacent type absorbing ring of this charged hammer by aluminium ring shape pipeline 211, Forward solenoid 212, reverse solenoid 213, irony magnetic conduction cap 214, dividing plate 215, The parts compositions such as electric shock hammer 216 and electric magnet 217.Wherein, described forward solenoid 212 and reverse solenoid 213 be respectively arranged in aluminium ring shape pipeline 211 and by ECU3 Controlling, both are connected with electric current in opposite direction so that forward solenoid 212 and reverse spiral shell Spool 213 adjacent produces like pole.Described irony magnetic conduction cap 214 is arranged in aluminum matter On the inwall of circulating line 211, it is positioned at forward solenoid 212 and reverse solenoid 213 Adjacent and forward solenoid 212 and the intermediate point of reverse solenoid 213 axis. Described electric shock hammer 216 and electric magnet 217 are between dividing plate 215.Described electric magnet 217 Connect and electric shock hammer 216 can be promoted, making electric shock hammer 216 percussion aluminium ring shape pipeline 212 Inwall.Described ECU3 is electrically connected with and controls forward solenoid 212, reverse solenoid 213 and electric magnet 217.

The design principle of the homopolarity adjacent type absorbing ring of described charged hammer is as follows: energising is just To solenoid 212, reverse solenoid 213, adjacent forward solenoid 212, reverse spiral shell Spool 213 is connected with electric current in opposite direction so that forward solenoid 212, reverse helical Pipe 213 adjacent produces like pole；Meanwhile, aluminium ring shape pipeline 211 can improve Magnetic circuit, strengthens the magnetic field intensity at inner-walls of duct, strengthens irony magnetic conduction cap 214 to granule Capture absorbability.Each forward solenoid 212, reverse solenoid 213 electric current are by ECU3 Directly control, can be different with concentration and change according to the size of granule, with acquisition Good absorption property.And by the setting of electric shock hammer 216, prevent granule at irony magnetic conduction cap Bulk deposition at 214, affects adsorption effect.Now, electricity is controlled by electric magnet 217 Hammer 216 taps the inwall of pipeline 211 so that adsorbed granule scatter to both sides. Meanwhile, when cleaning pipeline 211, the percussion of electric shock hammer 216 can also improve cleaning effect Really.

Referring to shown in Figure of description 6, it is public that described ECU3 may select Microchip The PIC16F877 of department, it is electrically connected with electric ignitor 25, serpentine pipe magnetic field separation The parts such as device 26, adsorbent equipment 21, demagnetizer 5 and remanent magnetism sensor 4.Described ECU3 can be replaced according to different types of serpentine pipe magnetic field separator 26.

The processing step using above-mentioned fuel tank to process backflow force feed is as follows:

1), backflow force feed delivers to electric ignitor 25 by the first oil return pipe 12, passes through Electrode controller 252 applies voltage to electrode 251, makes the particulate matter in fluid charged, Deliver to serpentine pipe magnetic field separator 26 afterwards；

2), make the charged corpuscle in fluid in external force by serpentine pipe magnetic field separator 26 Effect under to tube wall be polymerized, adsorbent equipment 21 is delivered in oil return afterwards；

3), the magnetic polymeric microgranule in oil return, oil return afterwards are adsorbed by adsorbent equipment 21 Deliver to U-tube 20；

4), U-tube 20 is exported by it and oil return enters Rose Box 17；

5), the oil return of Rose Box 17 spill-over is spread along the surface of froth breaking plate 23, And mix with the fluid in oil box 1, make the bubble of fluid naturally be dispersed into air In；And the magnetic metal net 24 on froth breaking plate 23 adsorbs the particle object of remaining in fluid；

6) sky when, utilizing the dividing plate 8 in oil box 1 and permanent magnet 9 to remove oil-feed Gas and granule；

7), by fuel sucking pipe 2 by the fluid sucking-off of oil box 1, and fuel sucking pipe 2 is utilized On demagnetizer 5 eliminate magnetic particle magnetic, prevent residual magnetism microgranule enter hydraulic pressure return Sensitive Hydraulic Elements are caused damage by road.

Above detailed description of the invention is only the preferred embodiment of this creation, not in order to limit Make this creation, all made within this spirit created and principle any amendment, equivalent Replacement, improvement etc., within should be included in the protection domain of this creation.

Claims (7)

1. one kind uses electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil, it is characterised in that: include oil box, Rose Box, the first oil return pipe, the second oil return pipe, U-tube, serpentine pipe magnetic field separator, adsorbent equipment, permanent magnet, dividing plate, fuel sucking pipe and ECU；Wherein, the top outside described oil box is provided with air filter, is sequentially provided with described filter box, permanent magnet and dividing plate in oil box；Described first oil return pipe inserts in oil box, and connects with U-tube, which is provided with electric ignitor；Described second oil return pipe one end is connected to the first oil return pipe, and the other end extends into Rose Box；The junction of described first oil return pipe and the second oil return pipe is provided with an overflow valve；Described U-tube is positioned at Rose Box, and it is sequentially installed with described serpentine pipe magnetic field separator and adsorbent equipment；Being provided with bottom described Rose Box every magnetic leg, top is provided with the froth breaking plate of downward-sloping setting；Described froth breaking plate surface is equipped with one layer of magnetic metal net；Described fuel sucking pipe inserts oil box, which is provided with oil filter, demagnetizer and remanent magnetism sensor；Described ECU is electrically connected with electric ignitor, serpentine pipe magnetic field separator, adsorbent equipment, demagnetizer and remanent magnetism sensor；Described serpentine pipe magnetic field separator includes aluminum matter pipeline, iron shell, three-phase symmetric winding and three-phase symmetrical current module；Described three-phase symmetric winding is wound on outside aluminum matter pipeline；Described iron shell is coated on aluminum matter pipeline；Described three-phase symmetrical current module connects described three-phase symmetric winding, and by ECU control；Institute's helical pipe magnetic field separator includes aluminum matter helical pipe, solenoid and solenoid control circuit；Wherein, described aluminum matter helical pipe is arranged in solenoid；Described solenoid and solenoid control circuit are electrically connected with；Described solenoid control circuit is electrically connected to ECU, and by ECU control.

Use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil the most as claimed in claim 1, it is characterised in that: described Denso is made and is included some electrodes and an electrode controller；Described some electrodes are installed on the first oil return pipe, and it is respectively connecting to electrode controller；Described electrode controller is electrically connected to ECU, and by ECU control.

Use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil the most as claimed in claim 1, it is characterised in that: described adsorbent equipment uses annular permanent magnnet, or homopolarity adjacent type absorbing ring, or the homopolarity adjacent type absorbing ring of charged hammer.

Use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil the most as claimed in claim 1, it is characterised in that: described homopolarity adjacent type absorbing ring includes aluminium ring shape pipeline, forward solenoid, reverse solenoid and irony magnetic conduction cap；Described forward solenoid and reverse solenoid are respectively arranged in aluminium ring shape pipeline and by ECU control, and both are connected with electric current in opposite direction so that forward solenoid and reverse solenoid adjacent produce like pole；Described irony magnetic conduction cap is arranged on the inwall of aluminium ring shape pipeline, and it is positioned at forward solenoid and reverse solenoid adjacent and forward solenoid and the intermediate point of reverse solenoid axis.

Use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil the most as claimed in claim 1, it is characterised in that: the homopolarity adjacent type absorbing ring of described charged hammer includes aluminium ring shape pipeline, forward solenoid, reverse solenoid, irony magnetic conduction cap, dividing plate, electric shock hammer and electric magnet；Described forward solenoid and reverse solenoid are respectively arranged in aluminium ring shape pipeline, and both are connected with electric current in opposite direction so that forward solenoid and reverse solenoid adjacent produce like pole；Described irony magnetic conduction cap is arranged on the inwall of aluminium ring shape pipeline, and it is positioned at forward solenoid and reverse solenoid adjacent and forward solenoid and the intermediate point of reverse solenoid axis；Described dividing plate is between forward solenoid and reverse solenoid；Described electric shock hammer and electric magnet are between dividing plate；Described electric magnet connects and can promote electric shock hammer, makes electric shock hammer tap aluminium ring shape inner-walls of duct；Described ECU is electrically connected with and controls forward solenoid, reverse solenoid and electric magnet.

Use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil the most as claimed in claim 1, it is characterized in that: the bottom mouth of pipe of described fuel sucking pipe inserts in below minimum level, it is greater than 2-3 times of its caliber from the bottom of oil box, 3 times that the tank wall distance from oil box is caliber；The bottom mouth of pipe of described fuel sucking pipe is cut into 45 ° of oblique angles, and makes oblique angle face toward the tank wall of oil box.

Use electrification, serpentine pipe magnetic field separation and the fuel tank of adsorption treatment hydraulic oil the most as claimed in claim 1, it is characterised in that: described dividing plate is left a blank up and down, leaves a blank more than the highest oil surface level in top；Described oil box uses cube structure, is provided with jettison gear bottom it.