CN102562513A - Convolute accelerating pump used for driving conducting fluid to flow - Google Patents
Convolute accelerating pump used for driving conducting fluid to flow Download PDFInfo
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- CN102562513A CN102562513A CN2010106088253A CN201010608825A CN102562513A CN 102562513 A CN102562513 A CN 102562513A CN 2010106088253 A CN2010106088253 A CN 2010106088253A CN 201010608825 A CN201010608825 A CN 201010608825A CN 102562513 A CN102562513 A CN 102562513A
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Abstract
The invention relates to a convolute accelerating pump used for driving a conducting fluid to flow, which comprises a pump body internally provided with a spiral convolute flow passage; an inlet pipe and an outlet pipe are respectively arranged on both flow passage mouths of the convolute flow passage; a conducting fluid flows in the convolute flow passage; the pump body is clamped on an upper magnetic body and a lower magnetic body; the peripheries of the two magnetic bodies are sheathed with guide magnetic rings; the inlet pipe penetrates through and extends out of the center of the upper magnetic body; the outlet pipe penetrates through and extends out of the side wall of the pump body; a first spiral electrode slice and a second spiral electrode slice are attached to two axially and fully opposite vertical wall faces of the convolute flow passage; the two electrode slices are respectively perpendicular to the magnetic pole direction between the two magnetic bodies; a control circuit module is electrically connected with the two electrode slices respectively; and the control circuit module is a controllable power source chip so as to control the current applied to the two electrode splices to be driven in pulse way or continuous way. The convolute accelerating pump has compact structure, low cost, small size, high efficiency and important application value in the fields of high heat-flow density heat transfer and the like, and the driving force in multiple times of that of the traditional electromagnetic pump with the same size can be realized.
Description
Technical field
The present invention relates to a kind of fluid accelerating pump that circles round; Be particularly related to that a kind of set inside has the swirl type runner and through running through the pair of electrical pole piece that is lining in the axial omnidistance wall of runner and perpendicular magnet, quicken the accelerating pump that circles round that flows to drive conductive fluid in the runner under the acting in conjunction.
Background technique
The advanced thermal management technology is all being brought into play very important supporting effect in the every aspect of industries such as information, the energy, opto-electronics, SPACE APPLICATION, armament systems and power electronics.Early stage thermal management technology is simple relatively; In recent years; Develop rapidly along with science and technology; Academia and industrial quarters obtain a series of major progresses at aspects such as all kinds of advanced computers and optoelectronic device chips, but further towards high-performance, high efficiency, meet with bottleneck when more low temperature level, microminiaturization and even the target that promotes energy-conservation quality advance, wherein " thermal boundary " is one of the most key great difficult problem.Therefore, around obtaining of advanced thermal management technology, a series of arduous explorations have been launched in countries in the world, have formed all one's effort tackling key problem situation of rising one after another.We can say that current demand to the high-performance thermal management technology has been mentioned unprecedented height.
In air-cooled, the water-cooled that is developed so far and three kinds of topmost radiating modes of heat pipe; Air-cooledly can not satisfy growing high density radiating requirements gradually; Water-cooled and heat pipe heat radiation can satisfy higher heat radiation workload demand to a certain extent; But the shortcoming of water-cooled is that the thermal conductivity of water is low, volatile, boiling point is low, and the shortcoming of heat pipe heat radiation is that then excessive heat load can cause its inefficacy.For this reason, in recent years, the researcher has proposed the brand-new room temperature metal fluid chip cooling method (Liu Jing of notion; Monday is glad; A kind of radiating device of chip radiation, Chinese invention patent grant number: 02257291.0), for the first time liquid metal is incorporated into the computer craze management domain as cooling working medium.Because liquid metal has the thermal conductivity far above water, air and many nonmetal mediums, and has flowability, thereby can realize heat transportation ability rapidly and efficiently.Particularly, adopt the lower electromagnetic pump of power consumption to drive, can realize whole integrated system thus owing to adopted liquid metal, radiator to be easy to.
Undoubtedly, in the liquid metal heat dissipation technology, liquid speed is high more, and the ability that then carries heat is strong more.In the electromagnetic pump that forefathers are developed, promote driving force to metal fluid, need to adopt as far as possible more high-intensity magnet and electric current, but the increase of the two all faces bigger technical difficulty.Because pump housing inner flow passage length is shorter, the Fluid Volume that directly bears the Electromagnetic Drive effect is also less, thereby the overall electromagnetism output work that actual convection cell applies is lower, and the fluid lifting speed is relatively limited.Improving this not enough a kind of Basic Ways is to adopt a plurality of independent electromagnetic pumps on the way simultaneously at runner, strengthens fluid drives power and overcomes unfavorable factors such as runner internal friction thereby superpose thus to reach.But so, owing to arrange a plurality of pumps, the size that can seem and volume are bigger on the whole runner, and system weight is big, have also increased cost simultaneously, and it is very not convenient to use.And pump such as the mechanical pump etc. that adopt other principles adopt many pump body structures, also face same problem.
Summary of the invention
The object of the invention is to provide a kind of accelerating pump that circles round that conductive fluid flows that is used to drive; Its pump housing set inside has circle round runner and through running through the pair of electrical pole piece that is lining in the axial wall of runner and perpendicular magnet produces acting in conjunction of spirality; Conductive fluid constantly quickens the mobile accelerating pump that circles round in the runner to drive, and significantly promotes the driving force of traditional electrical magnetic pumping thus with a kind of quite compact mode.
Technological scheme of the present invention is following:
Provided by the invention being used to drives the accelerating pump that circles round that conductive fluid flows, and it comprises:
One inside is provided with the circle round pump housing of runner of spirality; Said spirality is circled round and inlet duct is installed on the center flow channels mouth of runner, the said spirality installation outlet pipe on the runner the other end runner mouth that circles round; Said spirality is circled round, and circulation has conductive fluid in the runner;
The said pump housing is held on wherein upper magnet and lower magnet; The periphery of said upper magnet and lower magnet is with magnetic guiding loop respectively;
Said inlet duct passes and stretches out center, said upper magnet upper end; Said outer pipe passes and stretches out said pump housing sidewall;
Be covered on said spirality circle round the first spiral electrode sheet and the second spiral electrode sheet on the axially omnidistance relative two vertical walls of runner; The said first spiral electrode sheet and the second spiral electrode sheet respectively with said upper magnet and lower magnet between pole orientation vertical;
The one control circuit module that is electrically connected with said first spiral electrode sheet and the said second spiral electrode sheet respectively; Said control circuit module is the controllable electric power chip, and the electric current that is applied on said first spiral electrode sheet and the said second spiral electrode sheet with control drives with pulsed drive or continous way.
Said spirality circle round runner for the shape launched gradually around the center like type in the shape of a spiral, number of rings is between 1-1000.
The height of said first spiral electrode sheet and one second spiral electrode sheet is 10 nanometers～10cm, and thickness is 10 nanometers～1cm, and length is 1mm～100cm; Its material is copper, stainless steel, graphite, gold, titanium, nickel or silver.
The circle round cross section of runner of said spirality is rectangle, and square, circular or oval, its cross sectional area is 100nm
2～10cm
2
Said upper magnet and lower magnet are respectively an integral body, or disperse magnet to form by 1-100 respectively.
Said pump housing material is epoxy resin, plastics, silica or teflon.
Said upper magnet and lower magnet adopt permanent magnet or electromagnet.
Described conductive fluid is liquid metal, ionic liquid, copper-based nano granule fluid, aluminum-base nano granule fluid or NaCl salt solution.
Described liquid metal is low melting metal or its alloy such as gallium, gallium indium alloy, gallium-indium-tin alloy or Na-K alloy;
Said ionic liquid is the cationic liquid that contains quaternary ammonium alkyl ion, alkyl quaternary phosphine ion, the substituted imidazol ion of alkyl or the substituted pyridinium ion of alkyl; Perhaps
Said ionic liquid is to contain the halide salt of AlCl3 or contain the AlCl3 Bromide; Perhaps
Said ionic liquid is perhaps for containing the negative ion liquid of BF4-, BF6-, TA-, HB-, TfO-, Tf2N-, NfO-, Beti-, Tf3C-, SbF6-, AsF6-, NO2-.
The advantage that is used to drive the accelerating pump that circles round that conductive fluid flows provided by the invention is following:
1, the pump housing spiral runner 4 that circles round directly bears the bigger conductive fluid of Fluid Volume of Electromagnetic Drive effect;
2, the conductive fluid speed-raising is remarkable, and pumping force is higher;
3, volume compact can realize being equivalent to that several separate pump are reached makes a concerted effort with the volume of single pump traditionally.
Description of drawings
Fig. 1 is that the present invention is used to drive the accelerating pump three-dimensional structure schematic representation that circles round that conductive fluid flows;
Fig. 2 is A-A section (longitudinal cross-section) schematic representation of Fig. 1;
Fig. 3 is B-B section (lateral cross) schematic representation of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further detailed description.
Fig. 1 is the accelerating pump three-dimensional structure schematic representation that circles round (also being an embodiment's structural representation) that conductive fluid flows that is used to drive of the present invention; Fig. 2 is A-A section (longitudinal cross-section) schematic representation of Fig. 1; Fig. 3 is B-B section (lateral cross) schematic representation of Fig. 1.Can be known that by figure of the present invention being used to drives the accelerating pump that circles round that conductive fluid flows, it comprises:
One inside is provided with the circle round pump housing 1 of runner 4 of spirality; Be positioned at said spirality and circle round and inlet duct 2 is installed on the center flow channels mouth of runner 4, the said spirality installation outlet pipe 3 on runner 4 the other end runner mouths that circles round; Said spirality is circled round, and circulation has conductive fluid 8 in the runner 4;
The said pump housing 1 is held on wherein upper magnet 61 and lower magnet 62; The periphery of first permanent magnet 61 and second permanent magnet 61 is with magnetic guiding loop respectively;
Said inlet duct 2 passes and stretches out center, said upper magnet 61 upper end; Said outer pipe 3 passes and stretches out the said pump housing 1 sidewall;
Be covered on said spirality circle round the first spiral electrode sheet 51 and the second spiral electrode sheet 52 on the axially omnidistance relative two vertical walls of runner 4; The said first spiral electrode sheet 51 and the second spiral electrode sheet 52 respectively with upper magnet 61 and lower magnet 62 between pole orientation vertical;
The one control circuit module 7 that is electrically connected with said first spiral electrode sheet 51 and the said second spiral electrode sheet 52 respectively; Said control circuit module 7 is the controllable electric power chip, and the electric current that is applied on the electrode slices with control drives with pulsed drive or continous way.
Said spirality circle round runner 4 for the shape launched gradually around the center like type in the shape of a spiral, number of rings is between 1-1000.
The height of said first spiral electrode sheet 51 and one second spiral electrode sheet 52 is 10 nanometers～10cm, and thickness is 10 nanometers～1cm, and length is 1mm～100cm; Its material is conductive material such as copper, stainless steel, graphite, gold, titanium, nickel or silver.
The circle round cross section of runner 4 of said spirality is rectangle, and square, circular or oval, its cross sectional area is 100nm
2～10cm
2
Said upper magnet 61 is respectively an integral body with lower magnet 62, or disperses magnet to form by 1-100 respectively.
The said pump housing 1 material is epoxy resin, plastics, silica or teflon.
Said upper magnet 61 adopts permanent magnet or electromagnet with lower magnet 62.
Described conductive fluid 8 is salt solutions such as liquid metal, ionic liquid, copper-based nano granule fluid, aluminum-base nano granule fluid or NaCl.
Said liquid metal is low melting metal or its alloy such as gallium, gallium indium alloy, gallium-indium-tin alloy or Na-K alloy etc.Said ionic liquid is also claimed room temperature melting salt, can be contain quaternary ammonium alkyl ion [NR4]+, alkyl quaternary phosphine ion [PR4]
+, the substituted imidazol ion of alkyl [Rmim]
+Or the substituted pyridinium ion of alkyl [RPy]
+Cationic liquid; Said ionic liquid also can be Cl
-, Br
-, BF4
-, BF6
-, TA
-, HB
-, TfO
-, Tf2N
-, NfO
-, Beti
-, Tf3C
-, SbF6
-, AsF6
-Or NO2
-Negative ion liquid.It is to contain the halide salt of AlCl3 or contain the AlCl3 Bromide that said ionic liquid also can be said ionic liquid.
The pump housing 1 is also being taken into account the effect of fixed magnets.The pump housing 1 is generally made by materials such as non-conductive material such as plastics, plexiglass or polymer, and its upper and lower surfaces visitor has groove and is used for fixing upper magnet 61 and lower magnet 62; Inlet duct 2 leaves at pump housing center and perpendicular to the pump housing 1 upper surface; 3 of outer pipes are positioned at the pump housing 1 sidewall, and its direction can be circled round runner 4 on same plane with the pump housing 1 and spirality; Conductive fluid 8 gets into the electromagnetic force of being united generation by upper magnet 61 and lower magnet 62 and the first spiral electrode sheet 51 and the second spiral electrode sheet 52 in the back by inlet duct 2 and drives and quicken to circle round outside runner 4 flows to along spirality; After reaching predetermined speed by the spirality that the is arranged at the pump housing 1 sidewall terminal output of runner 4 of circling round; Spirality is circled round runner 4 width can be at 1mm to 60cm, and length can be at 1mm to 100cm; Be filled into the fluids that spirality circles round in the runner 4 and can be low melting metal or its alloy such as gallium, gallium indium alloy, gallium-indium-tin alloy, Na-K alloy or even mercury, also can be ionic liquid, salt solution or be added with the conductive fluids such as nano-fluid of nano-metal particle.Upper magnet 61 is separately positioned on the upper and lower surfaces of the pump housing with lower magnet 62, and upper magnet 61 directly contacts with conductive fluid 8 nothings with lower magnet 62.Be covered on spirality circle round on the axially omnidistance relative two vertical walls of runner 4 the first spiral electrode sheet 51 and the second spiral electrode sheet 52 respectively with first magnet 61 and second magnet 62 between pole orientation vertical; It highly can be 10 nanometers to the 10cm scope; Thickness is that 10 nanometers arrive the 1cm scope, and streamwise length can be 1mm to 100cm.
Electrode pair (the first spiral electrode sheet 51 and the second spiral electrode sheet 52) is electrically connected with outside control circuit module 7 through lead 9, and control circuit module 7 is supplied power by extraneous power supply; Electrode pair (the first spiral electrode sheet 51 and the second spiral electrode sheet 52) is arranged on spirality in opposite directions and circles round on the wall of runner 4 both sides, and it is vertical with the magnetic direction of forming the magnet group by first magnet 61 and second magnet 62; The circle round pulsed drive or the continous way of accelerating pump of driver may command in the control circuit module 7 drives, thereby impels conductive fluid 8 to flow, and reaches the purpose of augmentation of heat transfer.
The characteristics that are used to drive the accelerating pump that circles round that conductive fluid flows of the present invention are: when connecting the ABAP Adapter of control circuit module 7; Be in the conductive fluids 8 that spirality circles round in the runner 4 and can receive the electromagnetic force continuous action; Make conductive fluid 8 from inlet duct 2 to outer pipe 3 flow and to quicken gradually; Can reach very high speed during to outer pipe 3, the conductive fluid 8 of this high speed can be used for washing away heating surface, can reach very high cooling capacity.Control circuit module 7 can control that electric current input is forward and reverse, size and frequency, the motion mode of conductive fluids 8 in the runner 4 thereby the control spirality is circled round.Among the present invention spirality circle round the helix structure of runner 4 and electrode (the first spiral electrode sheet 51 and the second spiral electrode sheet 52) can be multiple gradually open form formula be provided with.
Said electrode (the first spiral electrode sheet 51 and the second spiral electrode sheet 52) is processed by the material that corrosive action does not take place with conductive fluid 8, can not corroded by conductive fluid that carried guaranteeing.Such as, said electrode (the first spiral electrode sheet 51 and the second spiral electrode sheet 52) can be conductive material such as materials such as copper, stainless steel, graphite, gold, titanium, nickel or silver.
The making that is used to drive the accelerating pump that circles round that conductive fluid flows of the present invention is following:
Method through craft or machining is at the pump housing 1 machined spirality runner 4 that circles round; The first spiral electrode sheet 51 and the second spiral electrode sheet 52 embed spirality respectively and circle round on the axially omnidistance two side walls of runner 4, thus also convoluted twist; The upper and lower surfaces of the pump housing 1 is respectively equipped with groove; First permanent magnet 61 and second permanent magnet 61 are put into the groove of the pump housing 1 upper and lower surfaces respectively; Also can put magnetic guiding loop respectively in the periphery of first permanent magnet 61 and second permanent magnet 61, just having accomplished circles round quickens the making of electromagnetic pump.
The pump housing 1 of present embodiment is processed by non-conductive material such as epoxy resin or engineering plastics; The pump housing 1 set inside has swirl type hollow duct 4; Cross section of fluid channel can be flat, rectangular, so that the magnetic gap of two magnets (upper magnet 61 and lower magnet 62) is as far as possible little up and down, field intensity is big as far as possible; The swirl type hollow duct 4 that is arranged to gradually open with the mode of circling round; The transition radian is smooth to reduce drag losses; Arrange a large amount of runners in the pump housing 1 and fill more conductive fluid 8 thereby can be implemented in, thereby can increase exerting oneself of pump of the present invention greatly, obtain fluid quite at a high speed.And as required, the cross section of swirl type hollow duct 4 also can be shapes such as more how difform rectangle, square, circular, ellipse.The pump housing 1 upper and lower surfaces respectively has a groove to place first magnet 61 and second magnet 62, is separated by pump housing material between groove and the swirl type hollow duct 4, makes magnet and conductive fluid 8 insulation.Two plate electrode sheets (first spiral electrode sheet 51 and the said second spiral electrode sheet 52) part stretches in the swirl type hollow duct 4, is partially submerged into the pump housing 1, insulate fully with other conductive structures.The magnet that is provided with on the pump housing 1 is vertical to current direction between (upper magnet 61 and lower magnet 62) direction and swirl type hollow duct 4 and electrode (the first spiral electrode sheet 51 and the said second spiral electrode sheet 52).Two magnets (upper magnet 61 and lower magnet 62) can be integral body separately on the pump housing 1, also can be the dispersion magnet in the 1-100 logarithm.Magnet (upper magnet 61 with lower magnet 62) can adopt permanent magnet that material such as neodymium iron boron processes or electromagnet etc. to process, and can buy raw material processing or directly customized from market, and technology is ripe relatively.Magnetic guiding loop (figure is last not to be drawn) be placed in respectively said upper magnet 61 with lower magnet 62 peripheries so that the magnetic field sealing.Control circuit 7 is worked out in advance has specific drive program and circuit; Circle round accelerating pump with pulsed drive or continous way driving conductive fluid through certain electric output may command fluid of the present invention; Thereby can impel conductive fluid 8 to produce flowing of multiple complicacy as required, reach the purpose of augmentation of heat transfer.Here; The conductive fluids 8 that flow in the swirl type hollow duct 4 can be low melting metal or its alloy such as gallium, gallium indium alloy, gallium-indium-tin alloy, Na-K alloy or even mercury, also can be ionic liquid, salt solution or are added with the conductive fluids such as nano-fluid of nano-metal particle.
The higher materials of fusing point such as the pump housing 1 employing non-conductive material such as epoxy resin, plastics, silica, teflon are processed.Conductive fluid 8 in the pump housing 1 is the 1-1000 circulation road that launches in the shape of a spiral; Inlet duct 2 is at the pump housing 1 center; 3 of outer pipes are positioned at the pump housing 1 sidewall; Conductive fluid 8 gets into the electromagnetic force that the back is produced by first magnet 61, second magnet 62, the first spiral electrode sheet 51 and 52 synergy of the second spiral electrode sheet by inlet duct, progressively quickens and after swirl type hollow duct 4 outlet end reach predetermined speed, has outer pipe 3 to export to drive conductive fluid 8.
The first spiral electrode sheet 51 and the second spiral electrode sheet 52 highly can be 10 nanometers to the 10cm scope, and thickness is that 10 nanometers arrive the 1cm scope, and length can be 1mm to 100cm.Swirl type hollow duct 4 cross sections in the pump housing 1 can be rectangle, and are square, circle, and shapes such as ellipse, swirl type hollow duct 4 width or height can be in 10 nanometers to the 10cm scopes, and length can be 1mm to 100cm.The first spiral electrode sheet 51 and the second spiral electrode sheet 52 can be material such as copper, stainless steel, graphite, gold, titanium, nickel, silver.The first spiral electrode sheet 51 is connected the control circuit 7 that establishment in advance has the specific drive program respectively with the second spiral electrode sheet 52; The circle round pulse or the continous way of accelerating pump of the fluid that may command the present invention is used to drive conductive fluid drives; Thereby impel conductive fluid 8 to produce flowing of multiple complicacy, reach the purpose of augmentation of heat transfer.
Working principle of the present invention is: between the magnetic gap of the two magnets N utmost points and the S utmost point, be the swirl type hollow duct 4 of conductive fluid 8; When between the electrode pair (the first spiral electrode sheet 51 and the second spiral electrode sheet 52) of swirl type hollow duct 4 left and right sides, passing to direct current; To produce electric current perpendicular to magnetic direction; Can promote the electromagnetic force that conductive fluid 8 flows thereby produce, the direction of electromagnetic force is by magnetic field and current direction decision, like this; Under swirl type runner provided by the invention and electrode slices, magnet arrangement mode, the axial direction that the driving force that fluid obtained is always gradually opened along runner.Thereby conductive fluid 8 is from inlet duct 2, and under the continuous action of electromagnetic force, conductive fluid 8 can constantly be quickened along swirl type hollow duct 4 directions, and 3 places are promoted greatly at outer pipe, thereby produce higher heat transportation ability.During use, only need this pumping intake piping 2 is connected respectively on the fluid course to be driven with outer pipe 3, and at the omnidistance populated conductive fluid of runner, thereby in a single day connect control circuit 7, can produce driving force, realize that fluid quickens the purpose that drives.
More than provided by the inventionly be used to drive the accelerating pump that circles round that conductive fluid flows, adopt Electromagnetic Drive conductive fluid 8, the purposes of this swirl type flow passage structure also can be not limited thereto, and also can adopt more other driving principle,, electric osmose wetting like electricity etc.; And fluid also is not limited to conductive fluid, also can be non conducting fluid.Can realize being different from more accelerating pump that circle round of above-mentioned Electromagnetic Drive principle thus more.
In the past; The electromagnetic pump that is used for driving fluid all adopts single straight channel; Its driving force is limited, and the present invention adopts the spirality runner 4 that circles round, thus can be in same space down a large amount of runners of layout can to drive circling round of multithread body more mobile; So far at home and abroad not appearing in the newspapers in document and the patent, is the brand-new fluid driven pumps of a conception of species.
It should be noted last that above embodiment is only unrestricted in order to technological scheme of the present invention to be described.Although the present invention is specified with reference to embodiment; Those of ordinary skill in the art is to be understood that; Technological scheme of the present invention is made amendment or is equal to replacement, do not break away from the spirit and the scope of technological scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (9)
1. one kind is used to drive the accelerating pump that circles round that conductive fluid flows, and it comprises:
One inside is provided with the circle round pump housing of runner of spirality; Said spirality is circled round and inlet duct is installed on the center flow channels mouth of runner, the said spirality installation outlet pipe on the runner the other end runner mouth that circles round; Said spirality is circled round, and circulation has conductive fluid in the runner;
The said pump housing is held on wherein upper magnet and lower magnet; The periphery of said upper magnet and lower magnet is with magnetic guiding loop respectively;
Said inlet duct passes and stretches out center, said upper magnet upper end; Said outer pipe passes and stretches out said pump housing sidewall;
Be covered on said spirality circle round the first spiral electrode sheet and the second spiral electrode sheet on the axially omnidistance relative two vertical walls of runner; The said first spiral electrode sheet and the second spiral electrode sheet respectively with said upper magnet and lower magnet between pole orientation vertical;
The one control circuit module that is electrically connected with said first spiral electrode sheet and the said second spiral electrode sheet respectively; Said control circuit module is the controllable electric power chip, and the electric current that is applied on said first spiral electrode sheet and the said second spiral electrode sheet with control drives with pulsed drive or continous way.
2. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described, it is characterized in that, said spirality circle round runner for the shape launched gradually around the center like type in the shape of a spiral, number of rings is between 1-1000.
3. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described; It is characterized in that; The height of said first spiral electrode sheet and one second spiral electrode sheet is 10 nanometers～10cm, and thickness is 10 nanometers～1cm, and length is 1mm～100cm; Its material is copper, stainless steel, graphite, gold, titanium, nickel or silver.
4. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described, it is characterized in that, the circle round cross section of runner of said spirality is rectangle, and square, circular or oval, its cross sectional area is 100nm
2～10cm
2
5. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described, it is characterized in that said upper magnet and lower magnet are respectively an integral body, or form by 1-100 dispersion magnet respectively.
6. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described, it is characterized in that said pump housing material is epoxy resin, plastics, silica or teflon.
7. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described, it is characterized in that said upper magnet and lower magnet employing permanent magnet or electromagnet.
8. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 1 is described, it is characterized in that described conductive fluid is liquid metal, ionic liquid, copper-based nano granule fluid, aluminum-base nano granule fluid or NaCl salt solution.
9. be used to drive the accelerating pump that circles round that conductive fluid flows by claim 8 is described, it is characterized in that described liquid metal is low melting metal or its alloy such as gallium, gallium indium alloy, gallium-indium-tin alloy or Na-K alloy;
Said ionic liquid is the cationic liquid that contains quaternary ammonium alkyl ion, alkyl quaternary phosphine ion, the substituted imidazol ion of alkyl or the substituted pyridinium ion of alkyl; Perhaps
Said ionic liquid is to contain the halide salt of AlCl3 or contain the AlCl3 Bromide; Perhaps
Said ionic liquid is perhaps for containing the negative ion liquid of BF4-, BF6-, TA-, HB-, TfO-, Tf2N-, NfO-, Beti-, Tf3C-, SbF6-, AsF6-, NO2-.
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|---|---|---|---|
| CN2010106088253A CN102562513A (en) | 2010-12-17 | 2010-12-17 | Convolute accelerating pump used for driving conducting fluid to flow |
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|---|---|---|---|
| CN2010106088253A CN102562513A (en) | 2010-12-17 | 2010-12-17 | Convolute accelerating pump used for driving conducting fluid to flow |
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| CN107020433A (en) * | 2015-10-21 | 2017-08-08 | 埃莎股份有限公司 | Weld pump |
| CN115121795A (en) * | 2022-05-31 | 2022-09-30 | 烟台南山学院 | Shell structure capable of driving metal gallium drops to move, and preparation method and application method thereof |
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| CN107020433A (en) * | 2015-10-21 | 2017-08-08 | 埃莎股份有限公司 | Weld pump |
| CN115121795A (en) * | 2022-05-31 | 2022-09-30 | 烟台南山学院 | Shell structure capable of driving metal gallium drops to move, and preparation method and application method thereof |
| CN115121795B (en) * | 2022-05-31 | 2023-08-22 | 烟台南山学院 | Shell structure capable of driving gallium drops to move and preparation method and application method thereof |
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Application publication date: 20120711 |