CN201524606U - High-temperature melt filtering equipment - Google Patents
High-temperature melt filtering equipment Download PDFInfo
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- CN201524606U CN201524606U CN2009201551909U CN200920155190U CN201524606U CN 201524606 U CN201524606 U CN 201524606U CN 2009201551909 U CN2009201551909 U CN 2009201551909U CN 200920155190 U CN200920155190 U CN 200920155190U CN 201524606 U CN201524606 U CN 201524606U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses high-temperature melt filtering equipment, which comprises a framework, a centrifugal filter rotor, a centrifugal shaft, a transmission shaft, a heating insulation barrel, a pouring cup and a control transmission mechanism, wherein an opening is arranged on the bottom portion of the heating insulation barrel. The high-temperature melt filtering equipment has the advantages of being capable of filtering impurities with different sizes in melt through adjusting aperture and porosity of a filter medium layer of the centrifugal filter rotor. The high-temperature melt filtering equipment can reduce sizes of the impurities remained in the melt below 10 micrometers by utilizing the filter medium layer with relatively small aperture and porosity. In addition, the centrifugal filter equipment has the advantages of simple operation, stable, safe and reliable running, adjustable rotation speed, controllable flow, obvious filter effect, high filter efficiency, convenient and fast detachment for the centrifugal filter rotor and a component thereof and low filter cost, and is suitable for filtering and casting high-flow melts in non-metal and metal smelting enterprises with various scales and filtering and purifying high-temperature melts in organic material industries.
Description
Technical field:
The utility model relates to a kind of high-temperature fusant filtering equipment, especially relate to a kind of equipment that is used for the centrifugal filtration of high-temperature fusant field trash, be used for the field trash of filtering metal and alloy melt, the field trash in the nonmetal melt and the field trash in the organic polymer high-temperature fusant, reach the purpose of cleaning high-temp melt.The utility model belongs to metallurgy, casting, field of high polymer material processing.
Background technology:
In recent years, industries such as machine-building, space flight and aviation, precision instrument, national defence, power electronics strengthen gradually to the dependence of material, and are therefore strict more to the quality requirement of material.Wherein influence the degree of purity of the quality that key factor is a material, particularly material of material property.Therefore the field trash that reduces in the material is one of emphasis problem of metallurgy, material processing field.
Element in metal and alloy melt and the nonmetal melt very easily reacts with oxygen, generates oxide such as silica, aluminium oxide, magnesia, zinc oxide, titanium oxide etc.In fusion process, be difficult to avoid mixing some field trashes in the melt, in addition as silicate, alumino-silicate, spinelle etc.Because their are usually relatively poor with wetability of high-temperature fusant, although these field trashes shared ratio in melt is less, field trash Size Distribution broad reaches several microns one up to a hundred micron magnitude.In addition, the field trash that contains in the organic polymer high-temperature fusant also is the problem that merits attention.These field trashes can significantly reduce physical property, chemical property, mechanical property and the processing characteristics, particularly those large-sized field trashes of material.
Eliminate at present the method for field trash in this field, main method is inert gas purge, chlorine purification, melt leaves standstill and filtration etc.Wherein filter is one of method relatively more commonly used.The filtration means mainly contain filter plate of porous ceramic filtration, ceramic fiber cloth filtration, glass fabric filtration etc., but filter plate of porous ceramic mainly adopts foamed ceramics, because it has thin and tortuous passage, the rate of filtration is slower, and filter efficiency is lower.In addition, the aperture minimum of foamed ceramics can only be filtered the field trash more than 10 microns also in the millimeter magnitude.Size there is not filter effect at the field trash below 10 microns.And the mode that adopts fiber filter cloth can not be fit to the purpose of big flow melt filtration.Also there is at present patent to propose to be used for spin-on filter device and the technology that aluminium alloy melt filters field trash, can filter the field trash below 10 microns, but this equipment uses ceramic particle as filtering medium layer, when the melt filtration amount is big, easy plug-hole, the rate of filtration is slower, and the replacing of ceramic particle filtering medium layer is difficulty relatively.Equally, also have the ceramic particle filtering medium layer is made the patented technology that " S " type passage is used for the aluminum filtration alloy melt, but this filter method also has above-mentioned difficulty.And aspect nonmetal melt filtration and organic polymer melt filtration, do not have a kind of filter efficiency and the higher centrifugal filtration technology of filter effect at present yet.
The utility model content:
The purpose of this utility model is to provide a kind of high-temperature fusant filtering equipment that is used for, the field trash that is used for filtering metal and alloy melt, nonmetal melt, and the field trash in the organic polymer high-temperature fusant, thereby improve their physical property, chemical property, mechanical property and processing characteristics.
The purpose of this utility model is implemented by following technical scheme: a kind of high-temperature fusant filtering equipment includes frame, centrifugal filtration rotor, centrifugal shaft, power transmission shaft, heat tracing tube, cup and control transmission mechanism; Described power transmission shaft by bearing fixing on described frame, the upper end of wherein said centrifugal filtration rotor is provided with described cup, the intracavity inter-connection of described cup and described centrifugal filtration rotor, the outer wall of the inwall of described cup or outer wall or inside and outside wall and described centrifugal filtration rotor or inwall or outer inwall closely cooperate or closely are connected; Described centrifugal shaft is connected in the lower end of described centrifugal filtration rotor, and described centrifugal shaft is connected with described power transmission shaft, and the transmission device of described control transmission mechanism is connected with described power transmission shaft; Described heat tracing tube bottom has outlet.
A kind of high-temperature fusant filtering equipment also includes air inlet pipe; a described end of going up air inlet pipe places the inner chamber of described centrifugal filtration rotor; the described other end of going up air inlet pipe is connected with the protection gas cylinder; protective gas is sent into the centrifugal filtration rotor internal cavity respectively, and described protective gas is nitrogen, argon gas or helium.
A kind of high-temperature fusant filtering equipment also includes the side air inlet pipe; one end of described side air inlet pipe places in the described heat tracing tube; the other end of described side air inlet pipe is connected with the protection gas cylinder, and protective gas is sent in the described heat tracing tube, and described protective gas is nitrogen, argon gas or helium.
The outer wall of the outer wall of described heat tracing tube top and described cup or described centrifugal filtration rotor is tightly connected, and is tightly connected between described heat tracing tube bottom and described centrifugal shaft and the described centrifugal filtration rotor.
Described control transmission mechanism includes motor and described transmission device, and described motor is connected with described power transmission shaft by described transmission device.
Described transmission device is a shaft coupling, and described motor shaft is connected with described power transmission shaft by described shaft coupling.
Described transmission device is belt drive unit or sprocket transmission device, and described belt drive unit includes belt driving wheel, belt and belt follower, and described motor shaft is described belt driving wheel wheel shaft, and described power transmission shaft is described belt follower wheel shaft; Described sprocket transmission device includes sprocket wheel driving wheel, chain and sprocket wheel follower, and described motor shaft is described sprocket wheel driving wheel wheel shaft, and described power transmission shaft is described sprocket wheel follower wheel shaft.
Described control transmission mechanism also includes speed regulator, and described speed regulator is connected with described motor by the rotating speed control line.
Described control transmission mechanism also includes signal and receives and processing module, and described signal receives and processing module is connected with described speed regulator by control line.
Described control transmission mechanism also includes gravity sensor, and described gravity sensor is positioned at described frame below, is connected with described signal reception and processing module by the weight signal line.
Described control transmission mechanism also includes temperature sensor and temperature control line, and the two ends of described temperature control line receive with described signal with described temperature sensor respectively and processing module links to each other, and described temperature sensor places described centrifugal filtration internal rotor.
Described heat tracing tube includes outer bucket and heat tracing cover, and described heat tracing overlaps tight card and is combined in described outer bucket outer wall, or described heat tracing cover closely closely is connected with described outer bucket outer wall.
A kind of high-temperature fusant filtering equipment also includes locating part, and the outer wall of described cup is positioned on the locating part frame by locating part, and the outer wall of perhaps described centrifugal filtration rotor is positioned on the locating part frame by locating part.
Described locating part is a roller, and described locating part frame is a turning rolls; Or described locating part is a bearing; Described locating part frame is a bearing bracket stand.
The container that described centrifugal filtration rotor is made up of filtering medium layer, or its container and centrifugal support of being made up of filtering medium layer are formed; Or its container and centrifugal sleeve of being made up of filtering medium layer are formed; Or its container of being made up of filtering medium layer and centrifugal support and centrifugal sleeve are formed; Or its filtering medium layer and centrifugal sleeve by tubular structure is formed the centrifugal filtration rotor.
The aperture of described filtering medium layer is 30 microns-2.5 millimeters, and porosity is 10%-90%, and thickness is 0.2 millimeter-50 millimeters.
The material of described filtering medium layer is any one of glass fabric or heat-resisting alloy silk screen or inorganic material fiber cloth or inorganic material fibrofelt or inorganic material tapetum fibrosum or carbon fiber woven cloth or porous ceramics.
Described any one described filtering medium layer cooperates with any one described centrifugal support, or described any one described filtering medium layer cooperates with described centrifugal sleeve, or described any one described filtering medium layer cooperates with described centrifugal support and described centrifugal sleeve.
Described centrifugal support is wire netting or " mouse cage " structure, and wherein said centrifugal support is fixed in described filtering medium layer outer wall; Or described filtering medium layer inwall; Or be fixed with described centrifugal support at the inside and outside wall of described filtering medium layer simultaneously; Or described centrifugal limb is placed on described filtering medium layer inside.
Described filtering medium layer is in described centrifugal sleeve inner; The material of described centrifugal sleeve is the metal material of pottery or surface-coated heat-stable ceramic layer, and has through hole or groove on the sidewall of described centrifugal sleeve.
The cross section of described centrifugal sleeve is circular, or the cross section of described centrifugal sleeve is square dentation circle, or the cross section of described centrifugal sleeve is the subcircular that adjacent sheet structural group becomes; The longitudinal cross-section of described centrifugal sleeve be shaped as rectangle or other abnormity.
Described filtering medium layer is that at least a filter medium layer material or two or more filter medium layer material are composited.
Described filtering medium layer is that at least a filter medium layer material or two or more filter medium layer material are composited.
Advantage of the present utility model is: by regulating the aperture and the porosity of the filtering medium layer in the centrifugal filtration rotor, can filter out the field trash of different size in the melt.And adopt the less aperture and the filtering medium layer of porosity, the size that residues in the field trash in the melt can be reduced to below 10 microns.In addition, that spin-on filter device of the present utility model has is simple to operate, it is safe and reliable to operate steadily, rotating speed is adjustable, flow is controlled, filter effect is remarkable, filter efficiency is high, centrifugal filtration rotor and part easy accessibility thereof, quick, filter the low advantage of cost, the filtering high-temperature melt of big flow melt filtration, casting and organic material industry that is suitable for nonmetal, the metal smelt enterprise of various scales purifies.
Description of drawings:
Fig. 1 is the structural representation of embodiment 1.
Fig. 2 is the longitudinal profile structural representation of embodiment 1 centrifugal filtration rotor.
Fig. 3 is the horizontal section structural representation of embodiment 1 centrifugal filtration rotor.
Fig. 4 is the structural representation of embodiment 2.
Fig. 5 is the longitudinal profile structural representation of embodiment 2 centrifugal filtration rotors.
Fig. 6 is the horizontal section structural representation of embodiment 2 centrifugal filtration rotors.
Fig. 7 is the structural representation of embodiment 3.
Fig. 8 is the longitudinal profile structural representation of embodiment 3 centrifugal filtration rotors.
Fig. 9 is the horizontal section structural representation of embodiment 3 centrifugal filtration rotors.
Figure 10 is the structural representation of embodiment 4.
Figure 11 is the longitudinal profile structural representation of embodiment 4 centrifugal filtration rotors.
Figure 12 is the horizontal section structural representation of embodiment 4 centrifugal filtration rotors.
Figure 13 is the structural representation of embodiment 5.
Figure 14 is the longitudinal profile structural representation of embodiment 5 centrifugal filtration rotors.
Figure 15 is the horizontal section structural representation of embodiment 5 centrifugal filtration rotors.
Figure 16 is the structural representation of embodiment 6.
Figure 17 is the longitudinal profile structural representation of embodiment 6 centrifugal filtration rotors.
Figure 18 is the horizontal section structural representation of embodiment 6 centrifugal filtration rotors.
Figure 19 is the structural representation of embodiment 7.
Figure 20 is the longitudinal profile structural representation of embodiment 7 centrifugal filtration rotors.
Figure 21 is the horizontal section structural representation of embodiment 7 centrifugal filtration rotors.
Figure 22 is the structural representation of embodiment 8.
Figure 23 is the longitudinal profile structural representation of embodiment 8 centrifugal filtration rotors.
Figure 24 is the horizontal section structural representation of embodiment 8 centrifugal filtration rotors.
Figure 25 is the longitudinal profile structural representation of the centrifugal filtration rotor of the centrifugal filtration rotor of filtration silver and silver alloy melt.
Figure 26 is the horizontal section structural representation of the centrifugal filtration rotor of filtration silver and silver alloy melt.
Figure 27 is for filtering the longitudinal profile structural representation of copper and copper alloy melt centrifugal filtration rotor.
Figure 28 is for filtering the horizontal section structural representation of copper and copper alloy melt centrifugal filtration rotor.
Figure 29 is for filtering the longitudinal profile structural representation of Rare Earth Lanthanum and cerium melt centrifugal filtration rotor.
Figure 30 is for filtering the horizontal section structural representation of Rare Earth Lanthanum and cerium melt centrifugal filtration rotor.
Figure 31 is for filtering the longitudinal profile structural representation of germanium melt centrifugal filtration rotor.
Figure 32 is for filtering the horizontal section structural representation of germanium melt centrifugal filtration rotor.
Figure 33 is for filtering the longitudinal profile structural representation of rare earth neodymium and neodymium alloy melt centrifugal filtration rotor.
Figure 34 is for filtering the horizontal section structural representation of rare earth neodymium and neodymium alloy melt centrifugal filtration rotor.
Figure 35 is the longitudinal profile structural representation of aluminum filtration and aluminium alloy melt centrifugal filtration rotor.
The specific embodiment:
Embodiment 1: as shown in Figure 1, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, cup 7, locating part 12 and control transmission mechanism 8; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the inwall of cup 7 closely cooperates with the outer wall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of heat tracing tube 5 tops and cup 7 is tightly connected, and is tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of cup 7 is positioned on the locating part frame 13 by locating part 12, and locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
As Fig. 2, shown in Figure 3, this centrifugal filtration rotor 2 is for being used for the centrifugal filtration rotor of aluminum filtration and aluminium alloy melt, the container of being made up of filtering medium layer 19 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is the aluminum oxide porous ceramics, the aperture is the 1.0-1.5 millimeter, porosity is 50%, and thickness is 20 millimeters.This rotor is the cylindrical of upper opening.
Embodiment 2: as shown in Figure 4, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, cup 7, locating part 12, control transmission mechanism 8 and last air inlet pipe 20; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the inwall of cup 7 closely cooperates with the outer wall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of heat tracing tube 5 tops and cup 7 is tightly connected, and is tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of cup 7 is positioned on the locating part frame 13 by locating part 12, and locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Motor is common AC/DC motor, or buncher, or reducing motor etc. any.
Speed regulator can be variable-frequency governor, or pole changing controller, or any of arrangements for speed regulation such as revolutional slip speed regulator.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
One end of last air inlet pipe 20 places the inner chamber of centrifugal filtration rotor 2, and the other end of last air inlet pipe 20 is connected with the protection gas cylinder, and protective gas is sent into centrifugal filtration rotor 2 inner chambers respectively, and protective gas is inert gases such as nitrogen, argon gas or helium.
As Fig. 5, shown in Figure 6, this centrifugal filtration rotor 2 is for being used to filter the centrifugal filtration rotor of tin and molten tin alloy, the container of being made up of filtering medium layer 19 and centrifugal support 31 is as centrifugal filtration rotor 2, wherein the material of filtering medium layer 19 is an alumina-silicate ceramic fibre cloth, the aperture is 30 microns-50 microns, porosity is 30%, and thickness is 1.0 millimeters.Centrifugal support 31 places filtering medium layer 19 outsides, is stainless (steel) wire.Filtering medium layer 19 is the cylindrical structural of upper end open, cooperates with the centrifugal support 31 of the cylindrical stainless (steel) wire of upper end open, forms the centrifugal filtration rotor of the cylindrical structural of upper end open.
Embodiment 3: as shown in Figure 7, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, gravity sensor 6, cup 7, locating part 12, control transmission mechanism 8, goes up air inlet pipe 20 and side air inlet pipe 23; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the inwall of cup 7 closely cooperates with the outer wall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of heat tracing tube 5 tops and cup 7 is tightly connected, and is tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of cup 7 is positioned on the locating part frame 13 by locating part 12, and locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Motor is common AC/DC motor, or buncher, or reducing motor etc. any.
Information receives and processing module possesses data acquisition, data are handled and the closed-loop control function.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
One end of last air inlet pipe 20 places the inner chamber of centrifugal filtration rotor 2, and the other end of last air inlet pipe 20 is connected with the protection gas cylinder, and protective gas is sent into centrifugal filtration rotor 2 inner chambers respectively, and protective gas is inert gases such as nitrogen, argon gas or helium.
One end of side air inlet pipe 23 places in the heat tracing tube 5, and the other end of side air inlet pipe 23 is connected with the protection gas cylinder, and protective gas is sent in the heat tracing tube 5, and protective gas is inert gases such as nitrogen, argon gas or helium.
As Fig. 8, shown in Figure 9, this centrifugal filtration rotor 2 is for being used to filter the centrifugal filtration rotor 2 of organic polymer melt, the container of being made up of filtering medium layer 19 and centrifugal sleeve 28 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is a glass fabric, the aperture is 100 microns-150 microns, porosity is 20%, and thickness is 0.7 millimeter.Centrifugal sleeve 28 is the aluminum oxide porous ceramics.Filtering medium layer 19 is a tubular structure, and centrifugal sleeve 28 is the cylindrical structural of upper end open, and filtering medium layer 19 places centrifugal sleeve 28 inside, and cooperates with centrifugal sleeve 28.The centrifugal filtration rotor 2 of forming the cylindrical structure of upper end open.
Embodiment 4: as shown in figure 10, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, gravity sensor 6, cup 7, locating part 12, control transmission mechanism 8, goes up air inlet pipe 20 and side air inlet pipe 23; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the outer wall of cup 7 closely cooperates with the inwall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of heat tracing tube 5 tops and centrifugal filtration rotor 2 is tightly connected, and is tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of centrifugal filtration rotor 2 is positioned on the locating part frame 13 by locating part 12, and locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Speed regulator can be variable-frequency governor, or pole changing controller, or any of arrangements for speed regulation such as revolutional slip speed regulator.
Motor be common AC/DC motor, buncher, reducing motor etc. any.
Information receives and processing module possesses data acquisition, data are handled and the closed-loop control function.
Temperature sensor is that thermoelectricity is occasionally infrared, microwave field etc.
Under default rotating speed, motor is controlled motor speed by the signal of telecommunication of temperature sensor such as thermocouple output jointly with the signal of telecommunication of the gravity sensor output that is positioned at the frame below; Thermocouple and gravity sensor import the signal of telecommunication that obtains into speed regulator such as variable-frequency governor, control the frequency of variable-frequency governor automatically by the signal of telecommunication of variable-frequency governor output, rely on the frequency change of variable-frequency governor directly to regulate rotating speed of motor.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
One end of last air inlet pipe 20 places the inner chamber of centrifugal filtration rotor 2, and the other end of last air inlet pipe 20 is connected with the protection gas cylinder, and protective gas is sent into centrifugal filtration rotor 2 inner chambers respectively, and protective gas is inert gases such as nitrogen, argon gas or helium.
One end of side air inlet pipe 23 places in the heat tracing tube 5, and the other end of side air inlet pipe 23 is connected with the protection gas cylinder, and protective gas is sent in the heat tracing tube 5, and protective gas is inert gases such as nitrogen, argon gas or helium.
As Figure 11, shown in Figure 12, this centrifugal filtration rotor 2 is for being used to filter the centrifugal filtration rotor 2 of magnesium and magnesium alloy fused mass, the hydrostatic column of being made up of filtering medium layer 19, centrifugal support 31 and centrifugal sleeve 28 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is the Mullite Ceramic Fibres blanket, the aperture is 200 microns-250 microns, porosity is 30%, and thickness is 2.0 millimeters.Centrifugal support 31 places the inboard and the outside of filtering medium layer 19, is the stainless steel mouse cage.Centrifugal sleeve 28 is a surface-coated zirconia ceramic layer stainless steel sleeve, sidewall 10 grooves 32 that evenly distributed.This centrifugal filtration rotor is the cylindrical of upper end open.
Embodiment 5: as shown in figure 13, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, cup 7, locating part 12 and control transmission mechanism 8; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the inside and outside wall of cup 7 closely cooperates with the outer inwall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of heat tracing tube 5 tops and cup 7 is tightly connected, and is tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of cup 7 is positioned on the locating part frame 13 by locating part 12, and locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
As Figure 14, shown in Figure 15, centrifugal filtration rotor 2 is used to filter the centrifugal filtration rotor of zinc and kirsite melt, the container of being made up of filtering medium layer 19 and centrifugal support 31 is as the centrifugal filtration rotor, be shaped as cylindrical, wherein the material of filtering medium layer 19 is a carbon fiber woven cloth, the aperture is 40 microns-60 microns, and porosity is 30%, and thickness is 0.5 millimeter.Centrifugal support 31 places filtering medium layer 19 inboards, is stainless (steel) wire.
Embodiment 6: as shown in figure 16, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, cup 7, locating part 12 and control transmission mechanism 8; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the outer wall of cup 7 closely cooperates with the inwall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.Heat tracing tube 5 tops and centrifugal filtration rotor 2 outer wall be tightly connected, be tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of centrifugal filtration rotor 2 is positioned on the locating part frame 13 by locating part 12, and locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Speed regulator can be variable-frequency governor, or arrangements for speed regulation such as pole changing controller or revolutional slip speed regulator any.
Motor is common AC/DC motor, or buncher, or reducing motor etc. any
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
As Figure 17, shown in Figure 180, this rotor is the centrifugal filtration rotor that is used to filter lead and metal melt, and the container of being made up of filtering medium layer 19, centrifugal support 31 and centrifugal sleeve 28 is shaped as the cylinder of upper end open as centrifugal filtration rotor 2.Wherein the material of filtering medium layer 19 is an alumina fiber blanket, and the aperture is 300 microns-360 microns, and porosity is 40%, and thickness is 1.5 millimeters.Centrifugal support 31 places filtering medium layer 19 outsides, is the stainless steel mouse cage, and centrifugal sleeve 28 places centrifugal support 31 outsides.Centrifugal sleeve 28 is the mild steel sleeve of surface-coated zirconia ceramic layer, and sidewall has only 1 groove 32.
Embodiment 7: as shown in figure 19, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, cup 7, locating part 12, control transmission mechanism 8, goes up air inlet pipe 20 and side air inlet pipe 23; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the inside and outside wall of cup 7 closely cooperates with the outer inwall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of heat tracing tube 5 tops and centrifugal filtration rotor 2 is tightly connected, and is tightly connected between heat tracing tube 5 bottoms and centrifugal shaft 3 and the centrifugal filtration rotor 2.The outer wall of centrifugal filtration rotor 2 is positioned on the locating part frame 13 by locating part 12.Locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Speed regulator can be variable-frequency governor, or arrangements for speed regulation such as pole changing controller or revolutional slip speed regulator any.
Motor is common AC/DC motor, or buncher, or reducing motor etc. any.
Information receives and processing module possesses data acquisition, data are handled and the closed-loop control function.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
One end of last air inlet pipe 20 places the inner chamber of centrifugal filtration rotor 2, and the other end of last air inlet pipe 20 is connected with the protection gas cylinder, and protective gas is sent into centrifugal filtration rotor 2 inner chambers respectively, and protective gas is inert gases such as nitrogen, argon gas or helium.
One end of side air inlet pipe 23 places in the heat tracing tube 5, and the other end of side air inlet pipe 23 is connected with the protection gas cylinder, and protective gas is sent in the heat tracing tube 5, and protective gas is inert gases such as nitrogen, argon gas or helium.
As Figure 20, shown in Figure 21, this rotor is the centrifugal filtration rotor 2 that is used to filter the melt of silicon, titanium, titanium alloy and iron and steel, be shaped as the cylindrical of upper end open, its container of being made up of filtering medium layer 19 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is the siliceous porous ceramics of carbonization, the aperture is 2.0 millimeters-2.5 millimeters, and porosity is 70%, and thickness is 40 millimeters.
Embodiment 8: as Figure 22, a kind of high-temperature fusant filtering equipment includes frame 1, centrifugal filtration rotor 2, centrifugal shaft 3, power transmission shaft 4, heat tracing tube 5, cup 7, locating part 12 and control transmission mechanism 8; Power transmission shaft 4 is fixed on the frame 1 by bearing 9, and wherein the upper end of centrifugal filtration rotor 2 is provided with cup 7, the intracavity inter-connection of cup 7 and centrifugal filtration rotor 2, and the inside and outside wall of cup 7 closely cooperates with the outer inwall of centrifugal filtration rotor 2 or closely is connected; Centrifugal shaft 3 is connected in the lower end of centrifugal filtration rotor 2, and centrifugal shaft 3 is connected with power transmission shaft 4, and the transmission device 10 of control transmission mechanism 8 is connected with power transmission shaft 4; Heat tracing tube 5 bottoms have outlet 11.The outer wall of the outer wall of described heat tracing tube top and described cup or described centrifugal filtration rotor is tightly connected, and is tightly connected between described heat tracing tube bottom and described centrifugal shaft and the described centrifugal filtration rotor.The outer wall of centrifugal filtration rotor 2 is positioned on the locating part frame 13 by locating part 12.Locating part 12 can be roller, and locating part frame 13 is a turning rolls; Or locating part 12 is a bearing; Locating part frame 13 is a bearing bracket stand.
Speed regulator can be variable-frequency governor, or arrangements for speed regulation such as pole changing controller or revolutional slip speed regulator any.
Motor is common AC/DC motor, or buncher, or reducing motor etc. any.
Information receives and processing module possesses data acquisition, data are handled and the closed-loop control function.
Temperature sensor is that thermoelectricity is occasionally infrared, microwave field etc.
Under default rotating speed, motor is controlled motor speed by the signal of telecommunication of temperature sensor such as thermocouple output jointly with the signal of telecommunication of the gravity sensor output that is positioned at the frame below; Thermocouple and gravity sensor import the signal of telecommunication that obtains into speed regulator such as variable-frequency governor, control the frequency of variable-frequency governor automatically by the signal of telecommunication of variable-frequency governor output, rely on the frequency change of variable-frequency governor directly to regulate rotating speed of motor.
Heat tracing tube 5 includes outer bucket 17 and heat tracing cover 18, and heat tracing cover 18 tight cards are combined in outer bucket 17 outer walls, or heat tracing cover 18 closely closely is connected with outer bucket 17 outer walls.
Shown in Figure 23,24, this rotor is the centrifugal filtration rotor 2 that is used to filter the melt of selenium, the columniform container of being made up of filtering medium layer 19 and centrifugal support 31 that is shaped as upper end open is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is the heat-resisting alloy silk screen, the aperture is 80 microns-100 microns, porosity is 20%, and thickness is 0.6 millimeter.Centrifugal support 31 places filtering medium layer 19 outsides, is the stainless steel mouse cage.
High-temperature fusant filtering equipment described in embodiment 1-8, the structure of centrifugal filtration rotor 2, as Figure 25, shown in Figure 26, for being used to filter the centrifugal filtration rotor of silver and silver alloy melt, the container of being made up of filtering medium layer 19, centrifugal support 31 and centrifugal sleeve 28 is as centrifugal filtration rotor 2, and wherein the material of filtering medium layer 19 is a mullite fiber cloth, and the aperture is 500 microns-600 microns, porosity is 15%, and thickness is 0.8 millimeter.Centrifugal support 31 places the inside of filtering medium layer 19, is stainless (steel) wire.Centrifugal sleeve 28 is a cast iron sleeve, sidewall evenly distribute 20 through holes or groove 32.These centrifugal sleeve 28 longitudinal cross-sections are the square profile of tooth, and cross section is circular, and filtering medium layer 19 cooperates with centrifugal support 31 and centrifugal sleeve 28.
Or as Figure 27, shown in Figure 28, centrifugal filtration rotor 2 is for being used to filter the centrifugal filtration rotor of copper and copper alloy melt, the container of being made up of filtering medium layer 19, centrifugal sleeve 28 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is an alumina fiber blanket, the aperture is 750 microns-850 microns, porosity is 30%, and thickness is 0.5 millimeter.Centrifugal sleeve 28 is the mild steel sleeve of surface-coated zirconia ceramic layer, uniform some through holes of sidewall or groove 32.The shape of the longitudinal cross-section of filtering medium layer 1 and centrifugal sleeve 28 is the square profile of tooth, and cooperatively interacts.
Or as Figure 29, shown in Figure 30, centrifugal filtration rotor 2 is for being used to filter the centrifugal filtration rotor of Rare Earth Lanthanum and cerium melt, the container of being made up of filtering medium layer 19, centrifugal support 31 and centrifugal sleeve 28 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is the alumina-silicate ceramic fibre blanket, the aperture is 900 microns-1000 microns, porosity is 40%, and thickness is 1.0 millimeters.Centrifugal support 31 places filtering medium layer 19 outsides, is stainless (steel) wire, and centrifugal sleeve 28 places the centrifugal support 31 and filtering medium layer 19 outsides.Centrifugal sleeve 28 is a surface-coated zirconia ceramic layer cast iron sleeve, sidewall evenly distribute in the relevant position several through holes or groove 32.Centrifugal sleeve 28 longitudinal cross-sections be shaped as abnormity.And centrifugal sleeve 28 and centrifugal support 31 and filtering medium layer 19 match.
Or shown in Figure 31,32, this rotor is the centrifugal filtration rotor 2 that is used to filter the germanium melt, the container of being made up of filtering medium layer 19, centrifugal support 31 and centrifugal sleeve 28 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is an alumina fibre cloth, the aperture is 60 microns-80 microns, porosity is 15%, and thickness is 1.5 millimeters.Centrifugal support 31 places the inboard and the outside of filtering medium layer 19, is stainless (steel) wire.Centrifugal sleeve 28 places the filtering medium layer 19 and centrifugal support 31 outsides, and centrifugal sleeve 28 is become by adjacent sheet structural group, surface-coated zirconia ceramic layer mild steel sleeve.
Or shown in Figure 33,34, this rotor is the centrifugal filtration rotor 2 that is used to filter rare earth neodymium and neodymium alloy melt, the container of being made up of filtering medium layer 19, centrifugal support 31 and centrifugal sleeve 28 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is the carbon fiber silk screen, the aperture is 100 microns-120 microns, porosity is 20%, and thickness is 0.5 millimeter.Centrifugal support 31 places the inboard of filtering medium layer 19, is stainless (steel) wire.Centrifugal sleeve 28 is a surface-coated zirconia ceramic layer stainless steel sleeve, and cross section is a square tooth circle, at its sidewall evenly distribute several through holes or groove 32.
Or as shown in figure 35, this rotor is the centrifugal filtration rotor that is used for aluminum filtration and aluminium alloy melt, the container of being made up of filtering medium layer 19 is as the centrifugal filtration rotor, wherein the material of filtering medium layer 19 is that aluminum oxide porous ceramics and carbon fiber woven cloth are composited, wherein carbon fiber knit is arranged in aluminum oxide porous ceramics inside, the aperture of aluminum oxide porous ceramics is the 1.0-1.5 millimeter, and porosity is 50%, and thickness is 10 millimeters.The carbon fiber woven cloth aperture is 100 microns-120 microns, and porosity is 20%, and thickness is 0.5 millimeter.This rotor is the cylindrical of upper opening.
Claims (23)
1. a high-temperature fusant filtering equipment is characterized in that, it includes frame, centrifugal filtration rotor, centrifugal shaft, power transmission shaft, heat tracing tube, cup and control transmission mechanism; Described power transmission shaft by bearing fixing on described frame, the upper end of wherein said centrifugal filtration rotor is provided with described cup, the intracavity inter-connection of described cup and described centrifugal filtration rotor, the outer wall of the inwall of described cup or outer wall or inside and outside wall and described centrifugal filtration rotor or inwall or outer inwall closely cooperate or closely are connected; Described centrifugal shaft is connected in the lower end of described centrifugal filtration rotor, and described centrifugal shaft is connected with described power transmission shaft, and the transmission device of described control transmission mechanism is connected with described power transmission shaft; Described heat tracing tube bottom has outlet.
2. a kind of high-temperature fusant filtering equipment according to claim 1; it is characterized in that; it also includes air inlet pipe; a described end of going up air inlet pipe places the inner chamber of described centrifugal filtration rotor; the described other end of going up air inlet pipe is connected with the protection gas cylinder; protective gas is sent into the centrifugal filtration rotor internal cavity respectively, and described protective gas is nitrogen, argon gas or helium.
3. a kind of high-temperature fusant filtering equipment according to claim 1 and 2; it is characterized in that; it also includes the side air inlet pipe; one end of described side air inlet pipe places in the described heat tracing tube; the other end of described side air inlet pipe is connected with the protection gas cylinder; protective gas is sent in the described heat tracing tube, and described protective gas is nitrogen, argon gas or helium.
4. a kind of high-temperature fusant filtering equipment according to claim 1, it is characterized in that, the outer wall of the outer wall of described heat tracing tube top and described cup or described centrifugal filtration rotor is tightly connected, and is tightly connected between described heat tracing tube bottom and described centrifugal shaft and the described centrifugal filtration rotor.
5. a kind of high-temperature fusant filtering equipment according to claim 1 is characterized in that, described control transmission mechanism includes motor and described transmission device, and described motor is connected with described power transmission shaft by described transmission device.
6. a kind of high-temperature fusant filtering equipment according to claim 5 is characterized in that, described transmission device is a shaft coupling, and described motor shaft is connected with described power transmission shaft by described shaft coupling.
7. a kind of high-temperature fusant filtering equipment according to claim 5, it is characterized in that, described transmission device is belt drive unit or sprocket transmission device, described belt drive unit includes belt driving wheel, belt and belt follower, described motor shaft is described belt driving wheel wheel shaft, and described power transmission shaft is described belt follower wheel shaft; Described sprocket transmission device includes sprocket wheel driving wheel, chain and sprocket wheel follower, and described motor shaft is described sprocket wheel driving wheel wheel shaft, and described power transmission shaft is described sprocket wheel follower wheel shaft.
8. according to claim 6 or 7 arbitrary described a kind of high-temperature fusant filtering equipments, it is characterized in that described control transmission mechanism also includes speed regulator, described speed regulator is connected with described motor by the rotating speed control line.
9. a kind of high-temperature fusant filtering equipment according to claim 8 is characterized in that, described control transmission mechanism also includes signal and receives and processing module, and described signal receives and processing module is connected with described speed regulator by control line.
10. a kind of high-temperature fusant filtering equipment according to claim 9, it is characterized in that, described control transmission mechanism also includes gravity sensor, and described gravity sensor is positioned at described frame below, is connected with described signal reception and processing module by the weight signal line.
11. according to claim 9 or 10 arbitrary described a kind of high-temperature fusant filtering equipments, it is characterized in that, described control transmission mechanism also includes temperature sensor and temperature control line, the two ends of described temperature control line receive with described signal with described temperature sensor respectively and processing module links to each other, and described temperature sensor places described centrifugal filtration internal rotor.
12. according to claim 1 or 4 described a kind of high-temperature fusant filtering equipments, it is characterized in that, described heat tracing tube includes outer bucket and heat tracing cover, and described heat tracing overlaps tight card and is combined in described outer bucket outer wall, or described heat tracing cover closely closely is connected with described outer bucket outer wall.
13. a kind of high-temperature fusant filtering equipment according to claim 1, it is characterized in that, it also includes locating part, and the outer wall of described cup is positioned on the locating part frame by locating part, and the outer wall of perhaps described centrifugal filtration rotor is positioned on the locating part frame by locating part.
14. a kind of high-temperature fusant filtering equipment according to claim 13 is characterized in that, described locating part is a roller, and described locating part frame is a turning rolls; Or described locating part is a bearing; Described locating part frame is a bearing bracket stand.
15. a kind of high-temperature fusant filtering equipment according to claim 1 is characterized in that, the container that described centrifugal filtration rotor is made up of filtering medium layer, or its container and centrifugal support of being made up of filtering medium layer are formed; Or its container and centrifugal sleeve of being made up of filtering medium layer are formed; Or its container of being made up of filtering medium layer and centrifugal support and centrifugal sleeve are formed; Or its filtering medium layer and centrifugal sleeve by tubular structure is formed the centrifugal filtration rotor.
16. a kind of high-temperature fusant filtering equipment according to claim 15 is characterized in that, the aperture of described filtering medium layer is 30 microns-2.5 millimeters, and porosity is 10%-90%, and thickness is 0.2 millimeter-50 millimeters.
17. according to claim 15 or 16 arbitrary described a kind of high-temperature fusant filtering equipments, it is characterized in that the material of described filtering medium layer is any one of glass fabric or heat-resisting alloy silk screen or inorganic material fiber cloth or inorganic material fibrofelt or inorganic material tapetum fibrosum or carbon fiber woven cloth or porous ceramics.
18. according to claim 15 or 16 arbitrary described a kind of high-temperature fusant filtering equipments, it is characterized in that, described any one described filtering medium layer cooperates with any one described centrifugal support, or described any one described filtering medium layer cooperates with described centrifugal sleeve, or described any one described filtering medium layer cooperates with described centrifugal support and described centrifugal sleeve.
19. a kind of high-temperature fusant filtering equipment according to claim 18 is characterized in that, described centrifugal support is wire netting or " mouse cage " structure, and wherein said centrifugal support is fixed in described filtering medium layer outer wall; Or described filtering medium layer inwall; Or be fixed with described centrifugal support at the inside and outside wall of described filtering medium layer simultaneously; Or described centrifugal limb is placed on described filtering medium layer inside.
20. a kind of high-temperature fusant filtering equipment according to claim 18 is characterized in that, described filtering medium layer is in described centrifugal sleeve inner; The material of described centrifugal sleeve is the metal material of pottery or surface-coated heat-stable ceramic layer, and has through hole or groove on the sidewall of described centrifugal sleeve.
21. a kind of high-temperature fusant filtering equipment according to claim 20, it is characterized in that, the cross section of described centrifugal sleeve is circular, or the cross section of described centrifugal sleeve is square dentation circle, or the cross section of described centrifugal sleeve is the subcircular that adjacent sheet structural group becomes; The longitudinal cross-section of described centrifugal sleeve be shaped as rectangle or other abnormity.
22., it is characterized in that described filtering medium layer is that at least a filter medium layer material or two or more filter medium layer material are composited according to claim 15 or 16 described a kind of high-temperature fusant filtering equipments.
23. a kind of high-temperature fusant filtering equipment according to claim 17 is characterized in that, described filtering medium layer is that at least a filter medium layer material or two or more filter medium layer material are composited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201551909U CN201524606U (en) | 2009-05-16 | 2009-05-16 | High-temperature melt filtering equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201551909U CN201524606U (en) | 2009-05-16 | 2009-05-16 | High-temperature melt filtering equipment |
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| CN201524606U true CN201524606U (en) | 2010-07-14 |
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| CN2009201551909U Expired - Fee Related CN201524606U (en) | 2009-05-16 | 2009-05-16 | High-temperature melt filtering equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884956B (en) * | 2009-05-16 | 2013-08-14 | 史志铭 | High-temperature fusant filtering equipment |
| CN107916336A (en) * | 2017-12-14 | 2018-04-17 | 宁夏太阳镁业有限公司 | A kind of magnesium alloy refining copple |
-
2009
- 2009-05-16 CN CN2009201551909U patent/CN201524606U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884956B (en) * | 2009-05-16 | 2013-08-14 | 史志铭 | High-temperature fusant filtering equipment |
| CN107916336A (en) * | 2017-12-14 | 2018-04-17 | 宁夏太阳镁业有限公司 | A kind of magnesium alloy refining copple |
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