CN207498439U - Rotor arrangement and molten aluminum degassing apparatus - Google Patents

Abstract

The utility model is a kind of rotor arrangement and molten aluminum degassing apparatus, is related to technical field of metallurgical equipment, to solve the problems, such as that rotor dismounting difficulty designs in existing rotor arrangement.The rotor arrangement includes main shaft, for the rotor drive of driving spindle rotation and for rotor to be detachably fixed to the connection component being connected on main shaft.Connection component includes the first connector being fixedly set on rotor and the second connector being fixedly set on main shaft, first connector includes multiple first flange pieces, each first flange loop is located at the periphery of the second connector, adjacent two first flanges piece is fixedly connected by the first fixing piece, and the first connector is fixed on the second connector.The molten aluminum degassing apparatus includes babinet and above-mentioned rotor arrangement.Rotor arrangement provided by the utility model and molten aluminum degassing apparatus are used for molten aluminum degassing and purifying.

Description

Rotor arrangement and molten aluminum degassing apparatus

Technical field

The utility model is related to technical field of metallurgical equipment more particularly to a kind of rotor arrangements and molten aluminum degassing apparatus.

Background technology

In founding workshop, the hydrogen content and nonmetal inclusion of molten aluminum liquid can seriously affect the quality of casting.In general, cold During solidifying, with the reduction of hydrogen solubility, hydrogen has little time to escape from solution, and nonmetal inclusion also has little time entering Liquid level is floated to before crystallizer, plate surface white point, pin hole will be caused to increase, the machine of material in subsequent rolling mill practice A series of defects such as tool hydraulic performance decline, and eventually lead to product rejection.It then becomes necessary to degassing and purifying treatment is carried out to molten aluminum.

The operation principle of molten aluminum degassing apparatus is：Chemistry does not occur instead with molten aluminum under casting temperature using inert gas Should, the property being also insoluble in aluminum melt, the rotor rotated by rotor arrangement high speed is blown into molten aluminum, is formed big Measure continuous tiny bubble.When inert gas bubble from molten bottom of chamber layer rise, since hydrogen partial pressure is zero in these bubbles, melt In hydrogen will constantly be spread to bubble, until the partial pressure of hydrogen increases to and meet certain pass with the concentration of hydrogen in melt in bubble Just reach balance when being.After bubble emersion liquid level, the hydrogen in bubble escapes into air.During bubble floating, non-gold is encountered When belonging to field trash, due to the effect of surface tension, field trash is just adhered on bubble surface, these field trashes are upper with bubble It is floating and excludes, at the same in filter chamber filter medium can also to field trash further mechanical stop, block up impurity deposition stagnant in filtering In medium, so as to which molten aluminum be made to be purified.

In order to ensure the reliability of molten aluminum purification, after use after a period of time, it usually needs rotor is replaced. However, in the prior art, the graphite rotator service life is low, needs to be replaced frequently；In addition, due to gas in expand with heat and contract with cold effect and molten aluminum Corrosivity so that the disassembly process of rotor is extremely difficult, not only reduces the maintenance efficiency of rotor arrangement, and also adds The labor intensity of worker.

Utility model content

First of the utility model is designed to provide a kind of rotor arrangement, is torn open with solving rotor in existing rotor arrangement The technical issues of unloading difficulty.

Rotor arrangement provided by the utility model, the rotor drive including main shaft, for driving the main axis With for the rotor to be detachably fixed the connection component being connected on the main shaft.

The connection component includes the first connector being fixedly set on the rotor and is fixedly set in the main shaft On the second connector, first connector includes multiple first flange pieces, and each first flange loop is located at described the The adjacent two first flange pieces are fixedly connected, first connector are consolidated by the periphery of two connectors, the first fixing piece Due to second connector.

Further, second connector includes multiple second flange pieces, and each second flange loop is located at described The adjacent two second flange pieces are fixedly connected by the periphery of main shaft, the second fixing piece, and second connector is fixed on institute State main shaft.

Second connector is provided with threaded hole, and the main shaft is rotatably connected in the threaded hole.

Further, bellmouth is additionally provided on second connector, is provided on the main shaft and the bellmouth Matched taper shaft part, the main shaft pass through the bellmouth and are rotatably connected in the threaded hole, and the tapered shaft section is located at institute It states in bellmouth.

Further, first connector is provided with cavity close to the end face of the main shaft, on second connector It is provided with and is plugged in the cavity with the matched protrusion of the cavity, the protrusion.

Further, the material of the rotor is silicon nitride.

Further, fixed frame is further included, the rotor drive is mounted on the fixed frame, the main shaft pivot joint On the fixed frame.

Further, the main shaft is articulated in by clutch shaft bearing and second bearing on the fixed frame.

The clutch shaft bearing and the second bearing are disposed on the main shaft.

Further, the radiator for radiating for the main shaft is further included.

The clutch shaft bearing is arranged on the top of the second bearing, the radiator be arranged on the second bearing with Between the connection component.

Further, the lubricating arrangement for filling lubricant to the clutch shaft bearing and the second bearing is further included.

The filler of the lubricating arrangement is arranged on the outside of the rotor arrangement.

The advantageous effect that the utility model rotor arrangement is brought is：

By setting connection component in rotor arrangement, rotor is detachably fixed and is connected on main shaft, wherein, connection Component includes the first connector and the second connector, and the first connector is fixedly set on rotor, and the second connector fixes suit On main shaft.Also, the first connector includes the first flange piece that multiple rings are located at the second connector periphery, and several first fix Adjacent two first flanges piece is fixedly connected by part, to realize fixation of first connector on the second connector.

When work a period of time after, when needing to replace rotor, first each first fixing piece can be removed, Ran Houzai Each first flange piece is removed from the second connector；It, can be first by each first method when needing rotor being mounted on main shaft Blue piece recycles the first fixing piece to be fixedly connected with adjacent two first flanges piece around being placed on the periphery of the second connector, So that the first connector is fixed on the second connector, and then realize that rotor is detachably fixed connection on main shaft.

The rotor arrangement is fixed by setting the first connecting-piece structure being made of multiple first flange pieces, and using first Part realizes fixation of the first flange piece on the second connector, and rotor with main shaft is fixedly connected, is improved in the past because of heat expansion The drawbacks of rotor is difficult to dismantle caused by shrinkage and gas attack effect, substantially increases the maintenance efficiency of rotor, and reduce The labor intensity of worker.In addition, the rotor arrangement is simple in structure, scheme is easily achieved, and cost is relatively low, and molten aluminum degasification is set The replacement and maintenance of standby middle rotor are of great significance.

Second of the utility model is designed to provide a kind of molten aluminum degassing apparatus, to solve existing rotor arrangement transfer The technical issues of son dismounting is difficult.

Molten aluminum degassing apparatus provided by the utility model, including babinet and above-mentioned rotor arrangement.

When carrying out degasification operation to molten aluminum, the rotor is stretched in the molten aluminum of the cabinets cavity.

The advantageous effect that the utility model molten aluminum degassing apparatus is brought is：

By setting above-mentioned rotor arrangement in molten aluminum degassing apparatus, wherein, the rotor of rotor arrangement can extend into case In the molten aluminum of intracoelomic cavity, to carry out degassing and purifying operation to it.Correspondingly, the molten aluminum degassing apparatus has above-mentioned rotor arrangement Institute is advantageous, and this is no longer going to repeat them.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.

Fig. 1 is the schematic cross-sectional view of the utility model embodiment rotor arrangement；

Fig. 2 is the partial enlarged view at A in Fig. 1；

Fig. 3 is the structure diagram of the utility model embodiment rotor arrangement；

Fig. 4 is the structure diagram of the utility model embodiment molten aluminum degassing apparatus；

Fig. 5 is structure diagram of the utility model embodiment molten aluminum degassing apparatus under another angle.

Icon：10- rotor arrangements；20- heating units；30- babinets；40- blanking cover devices；The first closing devices of 50-；60- Second closing device；70- lifting gears；80- molten aluminums are allowed to dry mouth；11- rotor drives；12- transmission devices；13- fixed frames； 14- main shafts；15- radiators；16- connection components；17- rotors；18- dispersion impellers；19- clutch shaft bearings；110- second bearings； 111- lubricating arrangements；112- tension assemblies；161- second flange pieces；1611- protrusions；1612- threaded holes；1613- bellmouths； 162- first flange pieces；1621- cavitys；31- case lids；32- imports；33- is exported；The first folding driving mechanisms of 51-；52- first Swing arm；The second folding driving mechanisms of 61-；The second swing arms of 62-；71- lifting platforms；72- guide rails.

Specific embodiment

It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer The technical solution of type carries out clear, complete description.Obviously, described embodiment is only that the part of the utility model is implemented Example, instead of all the embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making wound All other embodiments obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that term the instructions such as " on ", " under ", " interior ", " outer " orientation Or position relationship is based on orientation shown in the drawings or position relationship, it is only for convenient for description the utility model and simplification Description rather than instruction imply that signified device or element must have specific orientation, with specific azimuth configuration and behaviour Make, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second " are only used for description purpose, without It is understood that indicate or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can It to be to be connected directly, can also be indirectly connected by intermediary, can be the connection inside two elements.For this field For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.

As shown in figures 1 and 3, a kind of rotor arrangement 10 is present embodiments provided, including main shaft 14, for driving spindle 14 The rotor drive 11 of rotation and for rotor 17 to be detachably fixed to the connection component 16 being connected on main shaft 14.Specifically , as shown in Fig. 2, connection component 16 includes the first connector being fixedly set on rotor 17 and is fixedly set on main shaft 14 The second connector, wherein, the first connector includes multiple first flange pieces 162, and each 162 ring of first flange piece is located at the second company Adjacent two first flanges piece 162 is fixedly connected by the periphery of fitting, the first fixing piece, and the first connector is fixed on the second connection On part.

When work a period of time after, when needing to replace rotor 17, first each first fixing piece can be removed, then Each first flange piece 162 is removed from the second connector again；When need by rotor 17 be mounted on main shaft 14 on when, can first by Each first flange piece 162 recycles the first fixing piece by adjacent two first flange around being placed on the periphery of the second connector Piece 162 is fixedly connected, so that the first connector is fixed on the second connector, and then realizes that rotor 17 is removable on main shaft 14 It unloads and is fixedly connected.

The rotor arrangement 10 utilizes the by setting the first connecting-piece structure for being made of multiple first flange pieces 162 One fixing piece realizes first flange 162 fixation on the second connector of piece, and rotor 17 is fixedly connected with main shaft 14, improves It is previous because expand with heat and contract with cold and rotor 17 is difficult to dismantle caused by gas attack acts on the drawbacks of, substantially increase rotor 17 Maintenance efficiency, and reduce the labor intensity of worker.In addition, the rotor arrangement 10 is simple in structure, scheme is easily achieved, cost compared with It is low, it is of great significance for the replacement and maintenance of rotor 17 in molten aluminum degassing apparatus.

Please continue to refer to Fig. 2, in the present embodiment, the second connector can include multiple second flange pieces 161, each second method Blue 161 ring of piece is located at the periphery of main shaft 14, and adjacent two second flanges piece 161 is fixedly connected by the second fixing piece, and second is connected Fitting is fixed on main shaft 14.Also, threaded hole 1612 is additionally provided on the second connector, main shaft 14 is rotatably connected in threaded hole 1612 In.

In the present embodiment, first flange piece 162 and second flange piece 161 can be two, at this point, the first connector is The split flange structure being made of two first flange pieces 162, the second connector are pair being made of two second flange pieces 161 Open flange arrangement.Such setting enormously simplifies manufacturing process, while decreases the number of parts in connection component 16 Amount.At this point, half threaded hole is both provided on each second flange piece 161, when two second flange pieces 161 snap together Afterwards, threaded hole 1612 is collectively formed in two half-thread holes.

When needing rotor 17 being fixedly connected on main shaft 14, the second fixing piece can be utilized by each second flange piece 161 are fixedly connected, and become the second connector, and main shaft 14 is screwed in threaded hole 1612 and is fixed；Then, by first flange Piece 162 surround and is placed in the second connector periphery, and be fixedly arranged on the second connector using the first fixing piece.

By being threaded hole 1612, the fixation reliability between main shaft 14 and connection component 16 is improved, in certain journey Avoided on degree because main shaft 14 rotate caused by connection component 16 be separate from the drawbacks of.Also, by the way that second is connected Part is also configured as to opening structure, when needing to remove the second connector from main shaft 14, it is only necessary to the second fixing piece is removed, then Simultaneously second flange piece 161 is removed, avoid to a certain extent because expand with heat and contract with cold and gas attack caused by screw thread The drawbacks of type of attachment dismounting is inconvenient, substantially increases the removal efficiency between connection component 16 and main shaft 14, so as to improve The maintenance efficiency of rotor arrangement 10.

It should be noted that in the present embodiment, the first fixing piece and the second fixing piece all can be threaded connectors.

Please continue to refer to Fig. 2, in the present embodiment, bellmouth 1613, corresponding, main shaft can also be set on the second connector Setting and 1613 matched taper shaft part of bellmouth on 14.Wherein, main shaft 14 passes through bellmouth 1613 and is screwed in threaded hole In 1612, tapered shaft section is located in bellmouth 1613.

By setting bellmouth 1613, the assembling for realizing 14 and second connector of main shaft is oriented to, the assembling to main shaft 14 Process plays certralizing ability, so as to ensure that the assembling concentricity between main shaft 14 and rotor 17.

Please continue to refer to Fig. 2, in the present embodiment, the first connector is provided with cavity 1621 on the end face of main shaft 14, Above-mentioned cavity 1621 matched raised 1611 is provided on second connector, protrusion 1611 is plugged in cavity 1621.It is at this point, each Half cavity is provided on first flange piece 162, half protrusion is provided on each second flange piece 161.When needing rotor 17 When being fixedly connected on main shaft 14, the protrusion 1611 of two and half protrusion compositions can be made to be plugged on the cavity of two and half cavitys composition In 1621, cavity 1621 is made to hold tightly in protrusion 1611 using the first fixing piece, connect so as to fulfill the first connector with second Fixation between part.Protrusion 1611 and the setting of cavity 1621 so that the structure of connection component 16 is more compact, and it is empty to save installation Between.

In the present embodiment, the material of rotor 17 can be silicon nitride.Silicon nitride hardness is higher, extends to a certain extent The working life of rotor 17.

In the present embodiment, rotor drive 11 can be motor.

Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, which can also include dispersion impeller 18.Specifically, Dispersion impeller 18 is mounted on the free end of rotor 17.By setting dispersion impeller 18, the bubble in molten aluminum can be uniformly dispersed, so that It rapidly dissipates to molten aluminum surface, and is discharged from molten aluminum degassing apparatus.

Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, rotor arrangement 10 can also include fixed frame 13.Wherein, rotor Driving device 11 is mounted on fixed frame 13, to provide rotary power for main shaft 14；Main shaft 14 is articulated on fixed frame 13, with logical Own rotation driving rotor 17 is crossed to rotate.

Specifically, please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, main shaft 14 can pass through 19 and second axis of clutch shaft bearing 110 are held to be articulated on fixed frame 13.Also, clutch shaft bearing 19 and second bearing 110 are disposed on main shaft 14.Wherein, One bearing 19 can be arranged on the top of second bearing 110.By setting clutch shaft bearing 19 and second bearing 110 so that installation Rotational power can be reliably transmitted to rotor 17 by the main shaft 14 on fixed frame 13, meanwhile, 19 and second axis of clutch shaft bearing 110 interval settings are held, also provide good supporting role for rotor 17.

Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, which can also include being used to carry out for main shaft 14 The radiator 15 of heat dissipation.Specifically, radiator 15 is arranged between second bearing 110 and connection component 16.

By setting radiator 15 between second bearing 110 and locking device 16 so that be transferred to master through rotor 17 The heat of axis 14 can be distributed by radiator 15 into external environment, reduced main shaft 14 to a certain extent and be transferred to second Heat on bearing 110 so as to reduce when main shaft 14 overheats to adverse effect caused by second bearing 110, extends the Two bearings 110 and the service life of other each parts being connected with main shaft 14, ensure that the reliable operating of main shaft 14, further Improve the functional reliability of the present embodiment rotor arrangement 10.

In the present embodiment, radiator 15 includes two cooling fins, and two fin collars are located at the periphery of main shaft 14, and lead to Threaded connector is crossed to hold tightly on main shaft 14.

Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, which can also be included for clutch shaft bearing 19 The lubricating arrangement 111 of lubricant is filled with second bearing 110.Specifically, the filler of lubricating arrangement 111 is arranged on rotor arrangement 10 outside.

By setting lubricating arrangement 111, can lubricant be directly injected into its inside from the outside of rotor arrangement 10 In clutch shaft bearing 19 and second bearing 110, to be lubricated for clutch shaft bearing 19 and second bearing 110, without by rotor arrangement 10 Integral demounting, it is easy to operate, the periodic maintenance to clutch shaft bearing 19 and second bearing 110 is greatly facilitated, is not only increased The maintenance efficiency of bearing also extends the service life of bearing.

It should be noted that in the present embodiment, the lubricant that is lubricated to clutch shaft bearing 19 and second bearing 110 can be with For lubricating oil or lubricating grease.

Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, which can also include the biography for passing power Dynamic device 12.Specifically, transmission device 12 include the driving wheel that is fixedly connected with the power output end of rotor drive 11 and The driven wheel being fixedly set on main shaft 14, wherein, the transmission belt being synchronized with the movement is equipped between driving wheel and driven wheel.

When the rotor arrangement 10 works, power is transferred to driving wheel by rotor drive 11, and driving driving wheel rotates, from And synchronous belt is driven to rotate, rotational power is transferred in driven wheel, and then realize the rotation of main shaft 14.

It should be noted that in the present embodiment, synchronous belt can be toothed belt, and driving wheel and driven wheel are matched with synchronous belt Setting.Fricton-tight phenomenon when toothed belt works, transmission efficiency, and can work under bad working environments environment.

Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, which can also include adjusting transmission belt The tension assembly 112 of clamp force.

By setting tension assembly 112, regularly the tensile force of transmission belt can be adjusted, kept away to a certain extent The relaxation occurred due to synchronous belt works long hours is exempted from, ensure that the accuracy and reliability of transmission, so as to further Improve the functional reliability of the present embodiment rotor arrangement 10.

As shown in Figure 4 and Figure 5, the present embodiment additionally provides a kind of molten aluminum degassing apparatus, including babinet 30 and above-mentioned rotor Device 10.Wherein, rotor 17 can be stretched in the molten aluminum of 30 inner cavity of babinet, to carry out degassing and purifying operation to molten aluminum.

Correspondingly, the molten aluminum degassing apparatus has, the institute of above-mentioned rotor arrangement 10 is advantageous, and details are not described herein.

Please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, the top of babinet 30 is provided with case lid 31, and the side wall of babinet 30 is set The import 32 for inputting molten aluminum and the outlet 33 for exporting molten aluminum are equipped with, the bottom of babinet 30 is provided with molten aluminum and is allowed to dry mouth 80。

When the molten aluminum degassing apparatus works, pending molten aluminum is entered to by import 32 in babinet 30, and heating unit 20 is right Molten aluminum is heated in 30 inner cavity of babinet, meanwhile, rotor arrangement 10 is to the molten aluminum purification in 30 inner cavity of babinet；Degasification Molten aluminum after the completion is then by 33 discharge of outlet, to carry out subsequent processing.After molten aluminum degassing apparatus is shut down, it is allowed to dry by molten aluminum The remaining molten aluminum in 30 inner cavity of babinet can be drained to outside babinet 30 by mouth 80, to be cleaned to babinet 30.

Please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, which can also include promoting heating dress Put the lifting gear 70 of 20 and rotor arrangement 10.Specifically, the lifting that lifting gear 70 includes guide rail 72, moved on guide rail 72 Platform 71 and the lifting drive for lifting platform 71 to be driven to move (wherein, lifting drive is being not shown in figure).Heating Device 20 and rotor arrangement 10 are mounted on lifting platform 71.

When needing to safeguard heating unit 20 and rotor arrangement 10, lifting drive can be started, make lifting Platform 71 moves on guide rail 72, heating unit 20 and rotor arrangement 10 to be driven to rise, so as to which heating unit 20 and rotor be filled It puts 10 from babinet 30 to lift, to safeguard heating unit 20 and rotor arrangement 10 outside babinet 30.Lifting gear 70 Setting so that heating unit 20 and rotor arrangement 10 can be safeguarded without opening case lid 31, not only maintenance efficiency is high, And improve it is previous need to be safeguarded the opening of case lid 31 and caused by molten aluminum temperature drop it is larger, so as to influence the unfavorable of production Situation improves production efficiency, further ensures the functional reliability of the present embodiment molten aluminum degassing apparatus.

Please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, which can also include the first closing device 50 With the second closing device 60, wherein, the first closing device 50 is for swinging rotor arrangement 10, and the second closing device 60 is for making Heating unit 20 is swung, so as to fulfill the opposite open and close movement between rotor arrangement 10 and heating unit 20.

Specifically, please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, the first closing device 50 can include being installed in lifting The first fixed arm on platform 71, the first swing arm 52 hingedly set with the first fixed arm and for driving the first swing arm 52 movement First folding driving mechanism 51.Wherein, the first folding driving mechanism 51 is mounted on the first fixed arm, power output end and the One swing arm 52 is connected, the first swing arm 52 to be driven to rotate, so as to make 10 swing open of rotor arrangement；Second closing device 60 can be with Including the second fixed arm being installed on lifting platform 71, the second swing arm 62 hingedly set with the second fixed arm and for driving the Second folding driving mechanism 61 of two swing arms 62 movement.Wherein, the second folding driving mechanism 61 is mounted on the second fixed arm, Power output end and the second swing arm 62 are connected, the second swing arm 62 to be driven to rotate, so as to make 20 swing open of heating unit.

The setting of first folding driving mechanism 51 and the second folding driving mechanism 61 so that rotor arrangement 10 and heating unit 20 by lifting gear 70 after being lifted, and opposite can open, so as to easily the two is safeguarded and the replacement of parts at Reason substantially increases the maintenance efficiency of the present embodiment molten aluminum degassing apparatus.

Specifically, please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, when need for rotor arrangement 10 and heating unit 20 into During row repair and maintenance, the action process of the molten aluminum degassing apparatus is：Lifting gear 70 acts, by rotor arrangement 10 and heating unit 20 are promoted to certain altitude position；Then, the first closing device 50 and the second closing device 60 act, rotor to be controlled to fill respectively 10 and 20 swing open of heating unit are put, and eventually arrive at maintenance position, so that operating personnel carry out repair and maintenance for it；It has overhauled Cheng Hou, the first closing device 50 and the second closing device 60 act, and rotor arrangement 10 and heating unit 20 is made to swing playback；Most Afterwards, lifting gear 70 acts, and rotor arrangement 10 and heating unit 20 is made to drop to working position, to continue degassing processing.

The above process is realized to the on-bne repair of rotor arrangement 10 and heating unit 20 in molten aluminum degassing procedure, significantly Improve production efficiency.

It should be noted that in the present embodiment, at the gap that rotor arrangement 10 and heating unit 20 are in contact with case lid 31 Thermal insulation material can be set.When rotor arrangement 10 and heating unit 20 work, the two can compress thermal insulation material, to ensure The seal of 30 inner cavity of babinet, meanwhile, by setting thermal insulation material, the dissipation of heat in molten aluminum can also be reduced, so as to reduce The temperature drop of molten aluminum.

In the present embodiment, thermal insulation material can be alumina silicate fibre.

Please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, which can also include blanking cover device 40.Specifically , blanking cover device 40 can include cover.After molten aluminum degassing apparatus work a period of time, cover can be opened, by case The sediment removal floated in molten aluminum in 30 inner cavity of body, so as to ensure the cleaning of molten aluminum.Moreover, in molten aluminum degassing procedure, work Personnel can also at any time observe the degassing procedure of molten aluminum, to carry out troubleshooting in time.

In addition, in the present embodiment, which can also include the oscillating oil cylinder for case lid 31 to be opened.Tool Body, oscillating oil cylinder is mounted on the side wall of babinet 30, and one end is hinged with babinet 30, and the other end is hinged with case lid 31.Work as pendulum When the piston rod of dynamic oil cylinder stretches out, 31 swing open of case lid is driven.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that： It can still modify to the technical solution recorded in previous embodiment either to which part or all technical features Carry out equivalent replacement；And these modifications or replacement, the utility model embodiment that it does not separate the essence of the corresponding technical solution The range of technical solution.

Claims (10)

1. A kind of 1. rotor arrangement, which is characterized in that the rotor driving including main shaft (14), for the main shaft (14) to be driven to rotate Device (11) and for the rotor (17) to be detachably fixed to the connection component (16) being connected on the main shaft (14)；

   The connection component (16) is including the first connector for being fixedly set on the rotor (17) and is fixedly set in described The second connector on main shaft (14), first connector include multiple first flange pieces (162), each first flange piece (162) ring is located at the periphery of second connector, and the first fixing piece, which fixes the adjacent two first flange pieces (162), to be connected It connects, first connector is fixed on second connector.
2. 2. rotor arrangement according to claim 1, which is characterized in that second connector includes multiple second flange pieces (161), each second flange piece (161) ring is located at the periphery of the main shaft (14), and the second fixing piece is by adjacent two described Two flange plates (161) are fixedly connected, and second connector is fixed on the main shaft (14)；

   Second connector is provided with threaded hole (1612), and the main shaft (14) is rotatably connected in the threaded hole (1612).
3. 3. rotor arrangement according to claim 2, which is characterized in that be additionally provided with bellmouth on second connector (1613), it is provided on the main shaft (14) and is passed through with the matched taper shaft part of the bellmouth (1613), the main shaft (14) The bellmouth (1613) is simultaneously rotatably connected in the threaded hole (1612), and the tapered shaft section is located at the bellmouth (1613) In.
4. 4. rotor arrangement according to claim 1, which is characterized in that first connector is close to the main shaft (14) End face is provided with cavity (1621), and raised (1611) matched with the cavity (1621) are provided on second connector, The protrusion (1611) is plugged in the cavity (1621).
5. 5. rotor arrangement according to claim 1, which is characterized in that the material of the rotor (17) is silicon nitride.
6. 6. rotor arrangement according to claim 1, which is characterized in that further include fixed frame (13), the rotor driving dress (11) are put on the fixed frame (13), the main shaft (14) is articulated on the fixed frame (13).
7. 7. rotor arrangement according to claim 6, which is characterized in that the main shaft (14) passes through clutch shaft bearing (19) and Two bearings (110) are articulated on the fixed frame (13)；

   The clutch shaft bearing (19) and the second bearing (110) are disposed on the main shaft (14).
8. 8. rotor arrangement according to claim 7, which is characterized in that further include to radiate for the main shaft (14) Radiator (15)；

   The clutch shaft bearing (19) is arranged on the top of the second bearing (110), and the radiator (15) is arranged on described Between second bearing (110) and the connection component (16).
9. 9. rotor arrangement according to claim 7, which is characterized in that further include for the clutch shaft bearing (19) and institute State the lubricating arrangement (111) of second bearing (110) filling lubricant；

   The filler of the lubricating arrangement (111) is arranged on the outside of the rotor arrangement (10).
10. 10. a kind of molten aluminum degassing apparatus, which is characterized in that including babinet (30) and claim 1-9 any one of them rotors Device (10)；

    When carrying out degasification operation to molten aluminum, the rotor (17) is stretched in the molten aluminum of the babinet (30) inner cavity.