CN201335610Y - Air-cooling type aluminum liquid permanent-magnetic pump - Google Patents
Air-cooling type aluminum liquid permanent-magnetic pump Download PDFInfo
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- CN201335610Y CN201335610Y CNU2008201238816U CN200820123881U CN201335610Y CN 201335610 Y CN201335610 Y CN 201335610Y CN U2008201238816 U CNU2008201238816 U CN U2008201238816U CN 200820123881 U CN200820123881 U CN 200820123881U CN 201335610 Y CN201335610 Y CN 201335610Y
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Abstract
The utility model provides an air-cooling type aluminum liquid permanent-magnetic pump. A sintering solidification layer is arranged at the outer wall of a circular ring-shaped sealing nonmetal fireproof material pipeline, the pipeline is solidified by the sintering solidification layer in an entire manner and is placed in a heat preservation-insulation box which is made of austenitic stainless steel, and two ports of the pipeline are stretched outside the heat preservation-insulation box. A rotor assembly comprises a main shaft, a yoke iron and a permanent magnet. A main motor is connected with the rotor assembly, a lifting device is arranged on a main frame, the main motor and the rotor assembly are arranged on the main frame, and the heat preservation-insulation box is arranged on the lifting device. A forced air-cooling system comprises a blower and a circulating air flue which is arranged at the periphery of the rotor assembly, and outlets of the blower and the circulating air flue are connected. The aluminum liquid permanent-magnetic pump can be used for stirring aluminum liquid in a circulating manner in the aluminum smelting process; by utilizing the permanent-magnetic pump, the aluminum liquid in a smelting furnace can flow with high efficiency in a circulating manner. The air-cooling type aluminum liquid permanent-magnetic pump has the characteristics that: energy is saved, the pump is friendly to environment, the cost is low, the product quality can be greatly improved, and the application prospect is wide.
Description
Technical field
The utility model relates to a kind of aluminium liquid permanent magnet pump, be use in a kind of non-ferrous metal aluminium fusion process, be applicable to that control high temperature aluminum liquation carries out the new equipment that efficient circulation flows in pipeline and smelting furnace, holding furnace.
Background technology
In non-ferrous metal aluminium fusion process, in order to improve the quality that aluminium alloy belongs to, cut down the consumption of energy, reduce scaling loss, in the process of melting, to add various alloying elements and make it to mix.At present existing multiple molten metal mixing plant, wherein the aluminium liquid pump is the recirculation unit of the best of generally acknowledging.It can make aluminium liquid produce shuttling movement by the direction and the flow velocity of design, thereby makes the aluminum melt in the smelting furnace carry out fully, mix apace.
Known in the world aluminium liquid pump has two kinds of aluminium liquid electromagnetic pump and aluminium liquid mechanical pumps, and is wherein the most representative with Britain EMP electromagnetic pump and U.S.'s Metaullics mechanical pump.The common feature of above-mentioned two kinds of aluminium liquid pumps is can be fast, effectively, fully to the stirring that circulates of the aluminium liquid in the smelting furnace, reduce scaling loss, thereby a large amount of energy savings improves the quality that aluminium alloy belongs to.But they also have a lot of shortcomings: electromagnetic pump is contactless circulation mixing plant, costs an arm and a leg; The electromagnetic induction coil of its particular design need reduce temperature with liquid nitrogen or soft water circulating cooling system, and distribution system is complicated, and power consumption is very big, and can not long time continuous working; Attached cooling device takes up an area of big, easily pollutes.Because it is less that the above shortcoming of aluminium liquid electromagnetic pump makes it use at home at present.Aluminium liquid mechanical pump is a kind of contact recirculation unit, because it contacts with the direct of high temperature aluminum liquation, therefore needs complicated protection system, otherwise is easy to aluminium liquid is polluted; The wheel rotor and the pump housing adopt SST level graphite material more and are immersed in the aluminium liquid, very easily wear and tear and damage, and its service life is short, year maintenance cost height.This has also limited the use of aluminium liquid mechanical pump.
Summary of the invention
The objective of the invention is to improve the deficiency of existing aluminium liquid pump technology, a kind of high energy-conservation, high efficiency, low cost, free of contamination brand-new air-cooled aluminium liquid permanent magnet pump are provided.
The purpose of this utility model is achieved in that
The air-cooled aluminium liquid permanent magnet pump that the utility model provides comprises an annular seal non-metallic refractory pipeline, an insulation case, a main frame, a lowering or hoisting gear, a rotor assembly, a main motor and a transmission device and a The forced air cooling.Wherein:
Described annular seal non-metallic refractory pipeline outer wall is provided with the sintering solidification layer with its integrally curing, and place in the insulation case that shape is complementary with it, two ports of this annular seal non-metallic refractory pipeline stretch out outside described insulation case; Described rotor assembly comprises main shaft and is installed in yoke on the described main shaft and the permanent magnet on the yoke and the securing magnet steel cover of this permanent magnet formed, the main shaft that described main motor connects described rotor assembly by transmission device makes it to produce rotation, and the yoke, magnet steel cover and the permanent magnet that drive on it rotate in the circular space of described annular seal non-metallic refractory pipeline center; Described insulation case is that austenitic stainless steel material is made; Described lowering or hoisting gear is arranged on the described main frame, described main motor and the described rotor assembly that is attached thereto and wherein be provided with the insulation case of annular seal non-metallic refractory pipeline, one of them is arranged on the described main frame, another is arranged on the described lowering or hoisting gear, so that drive described lowering or hoisting gear, produce relative displacement between described rotor assembly and the insulation case, make described rotor assembly enter or leave the circular space of described annular seal non-metallic refractory pipeline center; Described The forced air cooling comprises blower fan and is arranged on the circulation air path of described rotor assembly periphery that the outlet of blower fan connects the import of circulation air path.
Described annular seal non-metallic refractory pipeline is to be made of multistage shaped form pipe, and is fastening in aggregates by the sintering solidification layer between each pipeline section.
Be furnished with netted stainless reinforcing bar in the described sintering solidification layer.
Be provided with the outside formation insulating that the heat-insulation and heat-preservation material is wrapped in described annular seal non-metallic refractory pipeline in the described insulation case.
On the parts around the described rotor assembly, temperature sensor is set.
Described permanent magnet becomes on the radial main shaft circumferencial direction that is arranged on rotor assembly of five equilibrium.
Described permanent magnet becomes on the radial main shaft circumferencial direction that is arranged on rotor assembly of the quartering or six five equilibriums or eight equal parts or ten five equilibriums.
Described permanent magnet is block permanent magnet, and its main shaft at rotor assembly is axially arranged from top to bottom or from bottom to top, is provided with to from inside to outside in main shaft diameter.
Operation principle of the present utility model is: under the driving of main motor, connect rotor assembly by transmission device and produce rotation, the permanent magnet that drives on the rotor assembly rotates the generation shifting magnetic field, magnetic line of force fly-cutting is at the ducted high temperature aluminum liquid of described annular seal non-metallic refractory, thus the generation Lorentz force.Be equivalent to rotor at the ducted aluminium liquid of described annular seal, the permanent magnet of rotation is equivalent to stator, promotes aluminum melt flowing fast in annulus line thus.
Can be on the parts around the described rotor assembly for example on the main frame or on the insulation case temperature sensor is set.If this sensor is connected with the start-up circuit of the drive motors of described lift, can be so that this permanent magnet pump has automatic protection functions.Lift produces action according to the temperature change value of rotor assembly periphery by designing requirement, and the control rotor rises or descends along the guide pillar direction;
When the air-cooled aluminium liquid permanent magnet pump that the utility model provides uses, can be in conjunction with a power distribution control system, this power distribution control system is by for example Frequency Converter Control master motor speed, promptly control the angular velocity of rotation of permanent magnet on described rotor assembly and the rotor, and then the ducted aluminium hydraulic coupling of annular seal non-metallic refractory and the flow velocity of control aluminium liquid permanent magnet pump; Simultaneously, the temperature sensor that is arranged on rotor periphery can be connected with a display, the variation of monitor temperature in real time, and control the work of described The forced air cooling by power distribution control system, in time rotor and the permanent magnet on it etc. is lowered the temperature.When temperature surpassed warning value, power distribution control system can also be controlled jacking system work, drove the rotor rising or descend to be separated from hot environment, realized the automatic protection functions of aluminium liquid permanent magnet pump.
The described annular seal non-metallic refractory pipeline that outer wall is provided with the sintering solidification layer is arranged on the interior center of insulation case, is provided with the outside formation insulation layer that heat proof material is wrapped in the pipeline sinter layer in the insulation case.
Described lowering or hoisting gear comprises lift and guide pillar, described guide pillar is installed on the main frame, described lift is provided with hoistable platform, the rotor assembly of on this hoistable platform, fixing described main motor and being attached thereto, hoistable platform is provided with the guide pillar hole, guide pillar is located in this guide pillar hole, making described hoistable platform drive the lower edge guide pillar at elevating drive mechanism moves up and down, effectively prevent in the platform moving process rocking in the horizontal direction, described lift is connected with described main frame, make the platform on it to move up and down with respect to main frame, thus make be arranged on described main motor on the lift and rotor assembly on being arranged at main frame in adorn described annular seal non-metallic refractory pipeline described insulation case center produce change in displacement.
Particularly, above-mentioned annular seal non-metallic refractory pipeline, insulation case, lowering or hoisting gear, rotor assembly, main motor and transmission device thereof and The forced air cooling are installed on the described main frame jointly; Described insulation case is installed in main frame upper end or lower end, if the insulation case is installed in the main frame lower end, can on the main frame lower surface, set firmly auxiliary stand, described insulation case is fixed on the lower surface of main frame by it, use thereby realize being inverted, be connected with bolted between described insulation case and the described main frame, be easy to safeguard and change.Correspondingly, described main motor and the described rotor assembly that is attached thereto are installed on the described lift.
Air-cooled aluminium liquid permanent magnet pump described in the utility model is brand-new recirculation unit, and it has the advantage of electromagnetic pump and mechanical pump concurrently, has overcome their shortcomings separately again.Air-cooled aluminium liquid permanent magnet pump has high energy-conservation, high efficiency, low cost, free of contamination distinguishing feature: aluminium liquid permanent magnet pump can be saved energy consumption more than 50% with respect to electromagnetic pump; Unique magnetic Circuit Design and air cooling system design have not only guaranteed the reliability of system, and have eliminated pollution; The loop design of big caliber can exchange more jumbo aluminum melt in the unit interval; Contactless alr mode has guaranteed the long service life of equipment, and the Annual Operational Maintenance expense reduces significantly; Special structural design and magnetic Circuit Design have reduced the stray field problem of large volume air gap effectively, make air-cooled aluminium liquid permanent magnet pump can be efficiently, work reliably.Have, the outside of annular seal non-metallic refractory pipeline is provided with the sintering solidification layer in the permanent magnet pump of the present utility model again, can be so that the intensity of this pipeline increase substantially, and prolong its service life; Simultaneously, has the thermal resistance effect.In addition, in this permanent magnet pump, the described annular seal non-metallic refractory pipeline of device in described insulation case is fixed on main frame upper end or lower end, when it is overhauled and changes, only need be taken the mounting structure of insulation case and main frame apart and get final product, and make that maintenance, maintenance and the replacing of described annular seal non-metallic refractory pipeline are simple and convenient.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
The structural representation of the air-cooled aluminium liquid permanent magnet pump that Fig. 1 provides for the utility model;
Fig. 2 drives the schematic diagram that rotor descends for the jacking system of the air-cooled aluminium liquid permanent magnet pump that the utility model provides;
The insulation case and the main frame separated structures schematic diagram of the air-cooled aluminium liquid permanent magnet pump that Fig. 3 provides for the utility model;
Fig. 3 a, Fig. 3 b are respectively the structural representation that separates other device on insulation case and the main frame with main frame;
The master that Fig. 4 a, Fig. 4 b are respectively the quartering rotor assembly of the air-cooled aluminium liquid permanent magnet pump that the utility model provides looks and the plan structure schematic diagram;
The master that Fig. 5 a, Fig. 5 b are respectively six five equilibrium rotor assembly of the air-cooled type aluminium pad permanent magnet pump that the utility model provides looks and the plan structure schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing and example the utility model is described in further detail:
As shown in Figure 1, be the air-cooled aluminium liquid permanent magnet pump that the utility model provides, comprise main motor and transmission device 1, main frame 2, lowering or hoisting gear 3, shaft coupling 4, bearing 5, insulation case 6, sintering solidification layer 7, annular seal non-metallic refractory pipeline 8, rotor assembly 9, the outer support tube 10 of rotor assembly, magnet steel cover 11, permanent magnet 12, yoke 13, The forced air cooling inlet 14 etc.Main motor and transmission device 1 are connected with rotor assembly 9 main shafts by shaft coupling 4 and bearing 5 makes it rotation, intrinsic magnet steel cover 11, permanent magnet 12, yoke 13 on the rotor assembly 9, rotor assembly 9 main shaft two ends are fixed in the outer support tube 10 of rotor assembly by bearing 5, and they are installed on the lowering or hoisting gear 3 jointly; Lowering or hoisting gear 3 is made up of lift, guide pillar and sensor, be installed on the main frame, can make main motor and transmission device 1, shaft coupling 4, bearing 5, rotor assembly 9, the outer support tube 10 of rotor assembly, magnet steel cover 11, permanent magnet 12, yoke 13, The forced air cooling inlet 14 etc. together along the guide pillar direction in the 8 center oscilaltions of annular seal non-metallic refractory pipeline;
Annular seal non-metallic refractory pipeline 8 is installed in the insulation case 6, the annular seal non-metallic refractory pipeline 8 outer sintering solidification layer 7 that are provided with; Insulation case 6 is installed in the upper end or the lower end of main frame 2, this permanent magnet pump as shown in Figure 1, insulation case 6 is mounted in the upper end of main frame 2, if be installed in the lower end of main frame, usually need on the lower surface of main frame, fix an auxiliary stand, be arranged on the insulation case on the lower surface of main frame by auxiliary stand, promptly on auxiliary stand, be inverted and use, insulation case 6 is to make with austenitic stainless steel material, its with described main frame between be connected with bolted, be easy to safeguard and change.As the structure that Fig. 3,3a, 3b show insulation case 6 and the pipeline 8 that wherein is provided with takes off from main frame.When pipeline 8 damages, can drive main motor and make rotor assembly decline from the circular space of insulation case centre, withdraw from by bolt is turned on by lowering or hoisting gear, insulation case 6 can be taken off, repair or replace.And the main motor of this permanent magnet pump, main frame with and on other parts all can be motionless.
Main motor and transmission device 1 make it rotation by the main shaft that shaft coupling 4, bearing 5 connect in the rotor assembly 9, by rotation drive permanent magnet 12 rotations of rotor assembly 9; The place of end positions up and down of rotor assembly 9 main shafts is provided with bearing 5 support rotor assemblies 9.Permanent magnet 12 is fixed on the yoke 13 and with magnet steel cover 11 and is protected, and calculates according to the science that magnetic circuit is learned, and it is some right that the permanent magnet 12 on rotor assembly 9 is divided into, and forms the magnetic line of force that runs through annular seal non-metallic refractory pipeline 8.The magnetic line of force is made fly-cutting campaign generation Lorentz force to the aluminium liquid that the non-golden annular seal of annular seal belongs in the refractory material pipeline 8, it is mobile that Lorentz force produces aluminium liquid, taking into full account under the situation of various ambient parameters and can science calculate the Lorentz force size.
It is the radial support in the center of circle that permanent magnet 12 on rotor assembly 9, yoke 13, magnet steel cover 11 constitute with rotor assembly 9 main shafts together jointly, and it can be the radial supporting structure of even number that has 4 five equilibriums, 6 five equilibriums or 8 five equilibriums or 10 five equilibriums or more five equilibriums on the main shaft circumference of rotor assembly.The quartering of air-cooled aluminium liquid permanent magnet pump provided by the utility model and six five equilibrium rotor structures are respectively shown in Fig. 4 a, 4b and Fig. 5 a, 5b.During work, the permanent magnet 12 on the rotor 9 is positioned at the center rotation of annular seal non-metallic refractory pipeline 8.Lowering or hoisting gear 3 comprises lift and guide pillar, guide pillar is installed on the main frame, lift is provided with hoistable platform, the rotor assembly of on this hoistable platform, fixing described main motor and being attached thereto, hoistable platform is provided with the guide pillar hole, guide pillar is located in this guide pillar hole, making described hoistable platform drive the lower edge guide pillar at elevating drive mechanism moves up and down, effectively prevent in the platform moving process rocking in the horizontal direction, lift is connected with main frame, make the platform on it to move up and down with respect to main frame, thus make be arranged on main motor on the lift and rotor assembly on being arranged at main frame in adorn described annular seal non-metallic refractory pipeline described insulation case center produce change in displacement.
Can start the motor on the lift in the lowering or hoisting gear 3 as required, make hoistable platform move up and down, and drive parts such as main motor and transmission device 1, shaft coupling 4, bearing 5, rotor assembly 9, the outer support tube 10 of rotor assembly, magnet steel cover 11, permanent magnet 12, yoke 13, The forced air cooling inlet 14 in the 8 center oscilaltions (as shown in Figure 2) of annular seal non-metallic refractory pipeline with respect to main frame.
By said structure, under the driving of main motor and transmission device 1, connect rotor assembly 9 permanent magnet 12 is done or positive direction or opposite direction quick rotation, can control the angular velocity of rotation of permanent magnet exactly.Then regulation and control promote the size that the non-golden annular seal of annular seal belongs to the Lorentz force of aluminium liquid in the refractory material pipeline 8.
Up to the present still find no the example that uses aluminium liquid permanent magnet pump to circulate and stir.Mainly be because of aluminium liquid permanent magnet pump annular seal non-metallic refractory pipeline 8 difficult forming, seepage and heat insulation all being difficult to solve; Annular seal non-metallic refractory pipeline 8 is normally connected firmly by the structure that is tightly connected by some curve pipeline sections, at work, sealing connects firmly structure and is very easy to damage, in order to address this problem, the nonmetal genus refractory material of the annular seal that the utility model provides pipeline 8 is provided with sintering solidification layer 7 on its outer wall, this sintering solidification layer 7 can be fixed on the pipeline through sintering with nonmetal agglutinant and carborundum powder powder material, make to be integral tightly admittedly by the sintering solidification layer between each pipeline section, improved the bonding strength of annular seal non-metallic refractory pipeline greatly.Aforesaid sintering solidification layer and sintering technology are prior art.Also lay netted stainless reinforcing bar in the middle of this sintering solidification layer, this stainless reinforcing bar is fixed on the outer wall of pipeline 8, and the material of sintering solidification layer coats stainless reinforcing bar, and sintering is in aggregates.This stainless action of steel bars has two, and the first can play the supporting role for pipeline 8, and it two is the intensity that can increase agglomerated material.
And the insulation layer is set again in the outside of the sintering solidification layer of this pipeline 8, for example asbestos layer can reduce scattering and disappearing of heat, and the temperature that can guarantee permanent magnet can be not too high and cause quick demagnetization.The magnetic Circuit Design complexity of permanent magnet, and the magnetic field active force is very little, and permanent magnet will occur the phenomenon of demagnetizing to the requirement height of environment temperature in case surpass Curie temperature, and magnetic field intensity decays rapidly, can't realize driving the purpose of aluminium liquid directed flow.The utility model is by using annular seal non-metallic refractory pipeline 8 and having designed the insulation case 6 of heat proof material, add quantity and the position of appropriate design permanent magnet 12 on the radial rotor assembly 9 of five equilibrium, make the leakage field phenomenon in the magnetic circuit reduce, magnetic field intensity increases substantially, a large amount of magnetic lines of force are concentrated and are passed annular seal non-metallic refractory pipeline 8, by adjusting the angular velocity of rotation that changes permanent magnet, just can carry out effective directional push to the aluminium liquid in the closed conduit.In rotor assembly of the present utility model, radial being arranged on the rotor assembly of 12 one-tenth five equilibriums of permanent magnet, and permanent magnet 12 can be block permanent magnet, its main shaft at rotor assembly 9 is axially arranged from top to bottom or from top to bottom, in main shaft diameter to from inside to outside being provided with.This structure can obtain magnetic field intensity preferably.
When automatic protection functions of the present utility model was achieved in that work, main motor and transmission device 1 were connected with rotor assembly 9 by shaft coupling axial organ 4, bearing 5, and band drags, and permanent magnet 12 rotates under hot environment on it.The forced air cooling is blown into high pressure draught by The forced air cooling inlet 14, circulation air flue along rotor assembly 9 peripheries flows, by the air-vent quick heat radiating on the outer support tube 10 of rotor assembly, to guarantee effective working temperature environment of permanent magnet 12, permanent magnet 12 is produced along demagnetizing curve put the downward variation phenomenon of promptly demagnetizing.Lowering or hoisting gear 3 on main frame 2 is accepted distribution system control.When temperature anomaly raises and report to the police; distribution system control lowering or hoisting gear 3 with main motor and transmission device 1, rotor 9 and it on permanent magnet 12 promote or the segment distance that descends along guide pillar, protect main motor and transmission device 1 and permanent magnet 12 not to be subjected to the influence of annular seal non-metallic refractory pipeline 8 interior high temperature.When The forced air cooling was blown into high pressure draught and makes temperature fall back to normal value by The forced air cooling inlet 14, lowering or hoisting gear 3 returned to operating position (as shown in Figure 1) with main motor and transmission device 1 and rotor assembly 9, and aluminium liquid permanent magnet pump works on.
The utility model aluminium liquid permanent magnet pump can be widely used in the circulation of aluminium liquid in the aluminum smelting technology process and stir, the going out aluminum pipe and advance aluminum pipe and be connected of the inlet of annular seal non-metallic refractory pipeline 8 and liquid outlet and smelting furnace on it makes the aluminium liquid efficient circulation in the smelting furnace flow by this permanent magnet pump.Its energy-conserving and environment-protective, cost are low, can reduce scaling loss significantly, improve the quality of products, and have a extensive future.
Claims (10)
1. air-cooled aluminium liquid permanent magnet pump, it is characterized in that, comprise an annular seal non-metallic refractory pipeline, an insulation case, a main frame, a lowering or hoisting gear, a rotor assembly, a main motor and a transmission device and a The forced air cooling, wherein:
Described annular seal non-metallic refractory pipeline outer wall is provided with the sintering solidification layer with its integrally curing, and place in the insulation case that shape is complementary with it, two ports of this annular seal non-metallic refractory pipeline stretch out outside described insulation case; Described rotor assembly comprises main shaft and is installed in yoke on the described main shaft and the permanent magnet on the described yoke and with the securing magnet steel cover of this permanent magnet; The main shaft that described main motor and transmission device connect described rotor assembly makes it to produce rotation, and the yoke, magnet steel cover and the permanent magnet that drive on it rotate in the circular space of described annular seal non-metallic refractory pipeline center; Described insulation case is that austenitic stainless steel material is made; Described lowering or hoisting gear is arranged on the described main frame, described main motor and the described rotor assembly that is attached thereto and wherein be provided with the insulation case of annular seal non-metallic refractory pipeline, one of them is arranged on the described main frame, another is arranged on the described lowering or hoisting gear, so that drive described lowering or hoisting gear, produce relative displacement between described rotor assembly and the insulation case, make described rotor assembly enter or leave the circular space of described annular seal non-metallic refractory pipeline center; Described The forced air cooling comprises blower fan and is arranged on the circulation air path of described rotor assembly periphery that the outlet of blower fan connects the import of circulation air path.
2. air-cooled aluminium liquid permanent magnet pump according to claim 1 is characterized in that described annular seal non-metallic refractory pipeline is to be made of multistage shaped form pipe, and is fastening in aggregates by the sintering solidification layer between each pipeline section.
3. air-cooled aluminium liquid permanent magnet pump according to claim 1 and 2 is characterized in that, is furnished with netted stainless reinforcing bar in the described sintering solidification layer.
4. air-cooled aluminium liquid permanent magnet pump according to claim 1 is characterized in that, described insulation case is installed in main frame upper end or lower end, is connected with bolted between described insulation case and the described main frame.
5. air-cooled aluminium liquid permanent magnet pump according to claim 1 is characterized in that, is provided with the outside formation insulating that the heat-insulation and heat-preservation material is wrapped in described annular seal non-metallic refractory pipeline in the described insulation case.
6. air-cooled aluminium liquid permanent magnet pump according to claim 1, it is characterized in that, described lowering or hoisting gear comprises lift and guide pillar, described guide pillar is installed on the described main frame, described lift is provided with hoistable platform, the rotor assembly of on this hoistable platform, fixing described main motor and being attached thereto, hoistable platform is provided with the guide pillar hole, guide pillar is located in this guide pillar hole, making described hoistable platform drive the lower edge guide pillar at elevating drive mechanism moves up and down, described lift is connected with described main frame, make the platform on it to move up and down with respect to main frame, thus make be arranged on described main motor on the lift and rotor assembly on being arranged at main frame in adorn described annular seal non-metallic refractory pipeline described insulation case center produce change in displacement.
7. air-cooled aluminium liquid permanent magnet pump according to claim 1 is characterized in that, on the parts around the described rotor assembly temperature sensor is set.
8. air-cooled aluminium liquid permanent magnet pump according to claim 1 is characterized in that, described permanent magnet becomes on the radial main shaft circumferencial direction that is arranged on rotor assembly of five equilibrium.
9. air-cooled aluminium liquid permanent magnet pump according to claim 8 is characterized in that described permanent magnet is block permanent magnet, and its main shaft at rotor assembly is axially arranged from top to bottom or from bottom to top, is provided with to from inside to outside in main shaft diameter.
10. air-cooled aluminium liquid permanent magnet pump according to claim 8 is characterized in that, described permanent magnet becomes on the radial main shaft circumferencial direction that is arranged on rotor assembly of the quartering or six five equilibriums or eight equal parts or ten five equilibriums.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201238816U CN201335610Y (en) | 2008-11-24 | 2008-11-24 | Air-cooling type aluminum liquid permanent-magnetic pump |
| PCT/CN2009/071223 WO2009124510A1 (en) | 2008-04-10 | 2009-04-10 | Air-cooled molten aluminum permanent magnet pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201238816U CN201335610Y (en) | 2008-11-24 | 2008-11-24 | Air-cooling type aluminum liquid permanent-magnetic pump |
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| Publication Number | Publication Date |
|---|---|
| CN201335610Y true CN201335610Y (en) | 2009-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201238816U Expired - Fee Related CN201335610Y (en) | 2008-04-10 | 2008-11-24 | Air-cooling type aluminum liquid permanent-magnetic pump |
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| CN102230749A (en) * | 2011-07-01 | 2011-11-02 | 山东华特磁电科技股份有限公司 | Aluminum solution stirring device of air-cooled composite magnetic field |
| EP3086069A1 (en) * | 2015-04-23 | 2016-10-26 | Digimet 2013 Sl | Furnace for melting and treating metal and metallic waste and method therefor |
| CN106972731A (en) * | 2017-05-19 | 2017-07-21 | 北京态金科技有限公司 | Liquid metal electromagnetic pump |
| CN107394987A (en) * | 2017-09-14 | 2017-11-24 | 东莞市神州视觉科技有限公司 | Electric rotating magnetic pumping |
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| EP3086069A1 (en) * | 2015-04-23 | 2016-10-26 | Digimet 2013 Sl | Furnace for melting and treating metal and metallic waste and method therefor |
| WO2016169780A1 (en) * | 2015-04-23 | 2016-10-27 | Digimet 2013 Sl | Furnace for melting and treating metal and metallic waste and method therefor |
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| CN106972731A (en) * | 2017-05-19 | 2017-07-21 | 北京态金科技有限公司 | Liquid metal electromagnetic pump |
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| US11223267B2 (en) | 2017-09-14 | 2022-01-11 | Aleader Vision Technology Co., Ltd | Electromagnetic pump |
| WO2022138198A1 (en) * | 2020-12-21 | 2022-06-30 | 株式会社 ヂーマグ | Molten metal pump |
| CN113532116A (en) * | 2021-06-15 | 2021-10-22 | 西安交通大学 | High-temperature rotary material platform air pressure furnace |
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