CN208757375U - A kind of lift air cooling mechanical stirring device - Google Patents
A kind of lift air cooling mechanical stirring device Download PDFInfo
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- CN208757375U CN208757375U CN201820770754.9U CN201820770754U CN208757375U CN 208757375 U CN208757375 U CN 208757375U CN 201820770754 U CN201820770754 U CN 201820770754U CN 208757375 U CN208757375 U CN 208757375U
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Abstract
This disclosure relates to high activity liquid waste glass solidification process field, and in particular to one kind lift air cooling mechanical stirring device under the conditions of high temperature, hot.A kind of lift air cooling mechanical stirring device, comprising: rabbling mechanism, vertical lifting mechanism, rotary drive mechanism, cooling body, bearing base；Wherein rabbling mechanism is used for material in rabble furnace, and rabbling mechanism further include: stirring rod paddle head, stirring rod paddle head are anchoring component；Vertical lifting mechanism, for going up and down rabbling mechanism in vertical direction；Rotary drive mechanism, for driving the rotation of rabbling mechanism；Cooling body is used for cooling and stirring mechanism；Bearing base is used to support rabbling mechanism；Cooling circuit is wherein provided in rabbling mechanism, cooling circuit uses gas cooling.Realize that a kind of structure is simple, mixing effect apparent lift air cooling mechanical stirring device.
Description
Technical field
The utility model relates to high activity liquid waste glass solidification process fields, and in particular to one kind is in high temperature, hot item
Lift air cooling mechanical stirring device under part.
Background technique
China has determined that high level liquid waste processing technology path is glass solidification technology at present.Cold crucible glass solidification skill
Art is the current novel glass curing technology for Radwastes treatment a kind of in the world, it is to generate high frequency using power supply
(105~106 Hz) electric current, then electromagnetic current is converted by induction coil and penetrates material to be heated, it forms vortex and generates heat,
That realizes treating material directly heats melting.Cold crucible glass solidification device is mainly by high frequency induction power supply, cold crucible furnace body
It is formed with other auxiliary systems, the container (container that wherein cold crucible furnace body is made of the metal arc block or pipe of leading to cooling water
Shape mainly has round or ellipse), continuously lead to cooling water when work in metal tube, the temperature of fusant may be up in crucible
2000 DEG C or more, but sidewall of crucible still keeps lower temperature (generally less than 200 DEG C), and making it, the nearly casing of furnace body is low in the process of running
Temperature region forms the solid glass shell (cold wall) of one layer of 2~3cm thickness, because being referred to herein as " cold " crucible.It is solid compared to more other glass
Change technology, the most important advantage of cold crucible technology be glass melting temperature height, can handle type of waste is wide, furnace life length (be greater than
20a), retired to be easy.
Currently, in commercial glass industrial circle, mechanical stirring it is relatively broad be applied to large scale or large volume glass
Glass smelting furnace uniformly mixes, fused materials.In order to safely, effectively handle high activity liquid waste, countries in the world are by over half a century
Research and exploration, generally approve and use glass solidification technical treatment high activity liquid waste.Glass solidification technical treatment high activity liquid waste is from upper
A sixties in century develop to forth generation cold crucible melting furnace technology from the pot type smelting furnace of the first generation so far.Wherein,
Third generation smelting furnace efficient melting region (by taking Belgian PAMLA glass solidification factory as an example) reaches 0.3m3, in processing containing more expensive
The phenomenon that will appear noble metal loading furnace bottom during the high activity liquid waste of metal ion, and lead to discharge blockage and smelting furnace
Parking occurs for interior electric pole short circuit.In order to guarantee that similar above-mentioned event no longer occurs for glass melting process, through studying smelting furnace bottom
Portion's modification is tapered, to guarantee that material will not be in bottom deposit.Hereafter, the glass solidification production line of French glug reprocessing plant is
Guarantee that glass for the inclusion quantity of sulphur and molybdenum, is configured with stirring system on cold crucible melting furnace, which on the one hand can
To prevent heavy metal deposition situation, glass on the one hand can be improved by agitation melt to the inclusion quantity of insoluble metal.With
Afterwards, large glass smelting furnace configures stirring system all to guarantee the stable operation and control of product quality of glass solidification technical process.
In conclusion currently, the glass melt viscosity of domestic commercial glass factory and office reason is smaller, the mechanical stirring device of use
Agitating paddle paddle head shapes are not optimized, mixing effect is poor；Volume is larger simultaneously, does not rotate and promoted design；It is long in smelting furnace
It is poor that time runs cooling effect.
Utility model content
(1) purpose of utility model
In order to overcome the deficiencies of the prior art, a kind of structure of the disclosure is simple, mixing effect apparent lift air-cooled engine
Tool agitating device.
(2) technical solution
A kind of lift is gas-cooled mechanical stirring device, comprising: rabbling mechanism, vertical lifting mechanism, rotary drive mechanism, cold
But mechanism, bearing base；
The wherein rabbling mechanism is used for material in rabble furnace, and the rabbling mechanism further include: stirring rod paddle head,
The stirring rod paddle head is anchoring component；
The vertical lifting mechanism, for going up and down the rabbling mechanism in vertical direction；
The rotary drive mechanism, for driving the rotation of the rabbling mechanism；
The cooling body, for cooling down the rabbling mechanism；
The bearing base is used to support the rabbling mechanism；
Cooling circuit is wherein provided in the rabbling mechanism, cooling circuit uses gas cooling.
The rotary drive mechanism include: rotation driving servo motor, rotating electric machine bracket, driving gear, driven gear,
Connecting shaft；
Wherein the rotation drives servo motor, for improving rotary driving force；The rotation driving servo motor passes through
The rotating electric machine bracket is fixed on vertical lifting mechanism；
The driving gear is umbrella tooth；
The driven gear is umbrella tooth, and the driven gear is connected to rabbling mechanism by connecting shaft.
The vertical lifting mechanism includes: lifting drive, support frame, pivot flange；
Wherein the lifting drive includes: that lifting drives servo motor, shaft coupling and elevating screw, and the liter
Drop driving servo motor is linked with elevating screw by shaft coupling；
Support frame as described above includes: support plate, smooth guide rod and center rest, and the support plate is flat structure, and is set
There is the bolt hole of link lifting driving servo motor electric machine support, smooth guide rod and center rest；It is additionally provided in the support plate
Run through circular hole for what elevating screw passed through；
The pivot flange includes: flanged plate and sliding sleeve, and the flanged plate is flat structure, and is set among flanged plate
It is equipped with through circular hole, while being provided with the bearing block of rotating mechanism bearing；The sliding sleeve is cylinder structure, and the sliding sleeve passes through method
Blue plate is simultaneously fixedly connected with flanged plate, and the sliding sleeve matched in the sliding sleeve with elevating screw is equipped with internal screw thread.
The lifting drive includes: electric machine support, and the lifting driving servo motor is fixed on by electric machine support
On support frame.
The smooth guide rod is long rod type structure, is fixedly connected with support plate.
The center rest is long rod type structure, is fixedly connected with support plate.
The quantity of the smooth guide rod is greater than three, and the quantity of center rest is greater than one.
The pivot flange is additionally provided with the bolt hole being fixedly connected with rotating electric machine bracket, lockplate.
The bearing base includes: bearing base ring flange, reinforcing rib, installation pedestal, seal sleeve；
Wherein the bearing base ring flange is cirque structure, and middle circle internal diameter is identical as seal sleeve overall diameter；
The bearing base ring flange is additionally provided with for the bolt hole with crucible flanged joint；
The installation pedestal is flat structure, and centre, which is equipped with, runs through circular hole, Circularhole diameter and seal sleeve overall diameter phase
Together；The installation pedestal be equipped with for smooth guide rod and a sequence of bolt hole of support rod；The installation pedestal, which is additionally provided with, to be used for
What elevating screw passed through is equipped with the bearing block of elevating screw bearing through circular hole, and in the other side；The installation pedestal with it is smooth
Guide rod, support rod are fixedly connected；
One end of the seal sleeve is fixedly connected with bearing base ring flange, far from bearing base ring flange one end with
Installation pedestal is fixedly connected, and contains reinforcing rib between seal sleeve, bearing base ring flange and installation pedestal.
The rabbling mechanism includes: anchor ear, stirring rod bearing, material scraper, stirring rod, stirring rod paddle head；
Wherein the anchor ear is for connecting stirring rod and connecting shaft；
The stirring rod bearing uses graphite annulus；
The stirring rod be circular tube structure, stirring rod pass through anchor ear, stirring rod bearing and material scraper after with stirring rod paddle
Head is fixedly connected.
The cooling body includes: rotary joint, cooling body bracket, ferrule fitting, escape pipe, air inlet tubule；
Wherein the rotary joint is cylindrical structure, and one side end face of rotary joint is equipped with cylindrical projection；Rotary joint axis
It is equipped with axial blind hole to center, and is equipped with radial blind holes in axial blind hole bottom；
The cooling body bracket includes: rotary joint bracket, lockplate and escape pipe connection frame, and rotary joint bracket is
Flat structure, centre, which is equipped with, runs through circular hole, and Circularhole diameter is greater than the overall diameter of rotary joint protrusion, and rotary joint bracket
Contact the protrusion of rotary joint being additionally provided on one side for fixing rotary joint；The lockplate is flat structure, the lock
The bolt hole connecting with rotary joint is provided on fixed board；And described lockplate one end is fixedly connected with rotary joint bracket,
One end far from rotary joint bracket is fixedly connected with the flanged plate of pivot flange；The escape pipe connection frame is channel steel type knot
Structure, and bolt hole is provided at the leg of escape pipe two sides；Escape pipe connection frame side leg is fixedly connected on rotary joint branch
On frame, other side leg is connected on escape pipe；
The escape pipe is cylinder structure, is equipped with connecting flange in one side end face of escape pipe, and be equipped with for going out in side
The bend pipe of gas；The escape pipe is fixedly connected by connecting flange with escape pipe connection frame；
The air inlet tubule is cylinder structure, and air inlet tubule one end is linked by ferrule fitting with rotary joint, and
And it passes through escape pipe, driven gear, connecting shaft, anchor ear, stirring rod and protrudes into inside stirring rod paddle head.
The quantity of the lockplate is two.
The quantity of the escape pipe connection frame is two.
The cooling body enters using cooling gas from the radial blind holes of rotary joint, flows through the entrance of air inlet tubule
The air cooling return passage of stirring rod paddle head, then the interlayer between air inlet tubule and stirring rod, is discharged finally by escape pipe.
The model FC12 of the ferrule fitting.
The rotation driving servo motor and lifting driving servo motor of the lift air cooling mechanical stirring device pass through meter
The control of calculation machine.
(3) beneficial effect
Stirring rod paddle head is designed to anchor formula, increases agitation of the agitating device to material in cold crucible melting furnace, increases stirring effect
Fruit reduces temperature gradient in smelting furnace, can be obviously shortened the material melts time, improves glass solidified body product quality；
Whole design is ingenious, compact-sized, small in size, while meeting requirement of the small space to stirring in cold crucible melting furnace；
According to calculating and answering force request, design air cooling casing in stirring rod paddle head, cooling effect is obvious, and efficiency significantly mentions
Height achievees the purpose that cooling and stirring device；Cooling air inlet and outlet design seal nipple simultaneously guarantees that air cooling circuit is safe and reliable,
Cooling gas inlet/outlet pipeline is not interfere with each other；Using air cooling mode cooling and stirring bar paddle head and stirring rod, stirring dress can be extended
Set 50% service life.
It is designed using componental movement, elevating mechanism is set while design rotation driving, convenient for stirring for control agitating device
Station is mixed, the effect of different direction different rotating speeds is completed, realizes the gradient type stirring in smelting furnace；
Rotation driving is driven using umbrella tooth, effectively increases the efficiency of rotary drive, while realizing agitating device stirring
Speed is precisely controlled；
Driving device can effectively increase mixing effect using driving servo motor with time long-range Precise control.
Bearing base uses graphite annulus as dynamic sealing mechanism simultaneously, guarantees that agitating device is transported steadily in the long term at high temperature
Row, effectively increases the service life of bearing.
The lift air cooling agitating device of the design, structure is simple, easy to operate, industrialized production easy to accomplish.
Detailed description of the invention
Fig. 1 is the air cooling mechanical stirring device general assembly drawing in one embodiment of the disclosure；
Fig. 2 is the rotary drive mechanism structural schematic diagram in one embodiment of the disclosure；
Fig. 3 is the vertical lifting mechanism front view in one embodiment of the disclosure；
Fig. 4 is the vertical lifting mechanism left view in one embodiment of the disclosure；
Fig. 5 is the vertical lifting mechanism pivot flange structure front view in one embodiment of the disclosure；
Fig. 6 is the vertical lifting mechanism pivot flange structure top view in one embodiment of the disclosure；
Fig. 7 is the bearing base structure front view in one embodiment of the disclosure；
Fig. 8 is structure sectional view of Fig. 7 middle (center) bearing pedestal along line B-B；
Fig. 9 is the bearing base structure top view in one embodiment of the disclosure；
Figure 10 is the rabbling mechanism schematic diagram in one embodiment of the disclosure；
Figure 11 is the stirring rod paddle header structure schematic diagram in one embodiment of the disclosure；
Figure 12 is the cooling body front view in one embodiment of the disclosure；
Figure 13 be in Figure 12 cooling body along the structure sectional view of line B-B；
Figure 14 is the ferrule fitting structural schematic diagram in one embodiment of the disclosure；
Figure 15 be in Figure 14 ferrule fitting along the structure sectional view of line A-A；
Figure 16 is the cooling body supporting structure schematic diagram in one embodiment of the disclosure；
Figure 17 is the rotary joint supporting structure schematic diagram in one embodiment of the disclosure；
Figure 18 is the rotary joint supporting structure front view in one embodiment of the disclosure；
Figure 19 is the rotary joint supporting structure top view in one embodiment of the disclosure；
Figure 20 is the lockplate structure front view in one embodiment of the disclosure；
Figure 21 is lockplate the structure left view in one embodiment of the disclosure；
Figure 22 is the air cooling mechanical stirring device operating status figure in one embodiment of the disclosure；
Figure 23 is the air cooling mechanical stirring device shutdown status figure in one embodiment of the disclosure；
Wherein 1 vertical lifting mechanism, 2 cooling body, 3 rotary drive mechanism, 4 bearing base, 5 rabbling mechanism 6 rotation driving is watched
Take 9 driven gear of motor 7 rotating electric machine bracket, 8 connecting shaft, 10 driving gear 11 lifting driving, 12 shaft coupling of servo motor, 13 electricity
18 20 sliding sleeve of smooth 19 flanged plate of guide rod of machine support 14 support plate, 15 elevating screw 16 pivot flange, 17 center rest, 21 whirler
25 seal sleeve of bearing block 22 installation pedestal, 23 reinforcing rib, 24 bearing base ring flange, 26 anchor ear 27 of structure bearing stirs rod bearing
28 material scraper, 29 stirring rod, 30 34 air inlet tubule of stirring rod paddle head 31 rotary joint, 32 ferrule fitting, 33 escape pipe, 35 rotary joint
The bearing block of 36 lockplate of bracket, 37 escape pipe connection frame, 38 elevating screw bearing
Specific embodiment
With reference to the accompanying drawings of the specification and specific example is described in detail, the lifting of design size of the disclosure a kind of
Formula air cooling mechanical stirring device.
China " national nuclear power Long-and Medium-term Development planning " determination in 2005 is improved to the year two thousand twenty China core specific gravity by current 2%
To 4% or more, plan reaches 40,000,000 kilowatts to the nuclear power installed capacity of the year two thousand twenty whole nation.Developed according to China's post-processing technology and is advised
It draws, in 20 years from now on, proposed spentnuclear fuel post-processing demonstration plant and 800t/a reprocessing plant.Up to a hundred cubes will be generated every year at that time
Rice high activity liquid waste, it is annual to expect that about 240m will be generated for post-processing demonstration plant3High activity liquid waste is (with spentnuclear fuel per ton generation
1.2 m3High activity liquid waste calculate).It, such as cannot be at solidification in time for a large amount of high activity liquid wastes that reprocessing plant continuous operation generates
Reason and safe disposal, will restrict the sustainable development of China's nuclear energy.
China has determined that high level liquid waste processing technology path is glass solidification technology at present.Cold crucible glass solidification skill
Art is the current novel glass curing technology for Radwastes treatment a kind of in the world, it is to generate high frequency using power supply
(105~106 Hz) electric current, then electromagnetic current is converted by induction coil and penetrates material to be heated, it forms vortex and generates heat,
That realizes treating material directly heats melting.Cold crucible glass solidification device is mainly by high frequency induction power supply, cold crucible furnace body
It is formed with other auxiliary systems, the container (container that wherein cold crucible furnace body is made of the metal arc block or pipe of leading to cooling water
Shape mainly has round or ellipse), continuously lead to cooling water when work in metal tube, the temperature of fusant may be up in crucible
2000 DEG C or more, but sidewall of crucible still keeps lower temperature (generally less than 200 DEG C), and making it, the nearly casing of furnace body is low in the process of running
Temperature region forms the solid glass shell (cold wall) of one layer of 2~3cm thickness, because being referred to herein as " cold " crucible.It is solid compared to more other glass
Change technology, the most important advantage of cold crucible technology be glass melting temperature height, can handle type of waste is wide, furnace life length (be greater than
20a), retired to be easy.
Cold crucible glass solidification technology is due to some other curing technologies such as treatment temperature height, smelting furnace long service life
The advantages of cannot comparing, is a kind of more advanced glass solidification technology, is more suitable for the need of the long-term continuous operation of reprocessing plant
It wants, has been decided to be the developing direction of China's high activity liquid waste glass solidification technology from now on, and be classified as the big Pinch technology of nuclear industry ten
One of.One of the alternative technique that spentnuclear fuel post-processing demonstration plant in China's is also handled the technology as high activity liquid waste glass solidification.
Nuclear fuel cycle leading portion in China's has been established substantially than more complete industrial system, but nuclear fuel cycle back segment
(including high-level waste processing and disposition etc.) fails to form autonomous industrial capacity so far.The processing of high activity liquid waste glass solidification
Technology covers nuclear chemical industry, radiochemistry, high temeperature chemistry, Machine Design and manufacture, silicate material, automation control, electromagnetism
It is high-tech crystallization Deng profession and subject, embodies national a science and technology and industrial level.Due to being related to hot and height
Temperature operation requires height to material and facility, wants to the reliability, stability and security requirement of equipment much higher than general industry
It asks, needs to put into more man power and materials.Glass solidification technology is technical difficulty is very big in nuclear fuel closed cycle one
Link makes high activity liquid waste glass solidification become more weak in China's nuclear fuel cycle for many years due to technical reserve deficiency
Link.Two-step method cold crucible glass solidification the relevant technologies are all up for further breaking through and researching and developing.
Currently, there are France, Britain, the U.S., India, South Korea in the country for carrying out cold crucible glass solidification technical research in the world
With China etc..French high activity liquid waste cold crucible glass solidification technology is with fastest developing speed, and it is useless to have realized that U-Mo high is put in 2012-2013
The two-step method cold crucible glass solidification industry park plan of object produces.Cold crucible melting furnace is the pass of the material melts of cold crucible glass solidification
Button apparatus, maximum gauge have accomplished 1000mm.But with the increase of smelting furnace diameter, electromagnetic field of high frequency agitation capability cannot
Meet the requirement of matter homogenizing in smelting furnace, the country such as France, India, U.S. has also carried out churned mechanically R&D work in succession.
The research and development of agitating device become one of the key technology for restricting two-step method cold crucible glass solidification technology commercialization.
Stirring is a common operation in chemical process, it is therefore an objective to can make to be sufficiently mixed between reactant and avoids due to reaction
Object uneven concentration is locally excessive, and uneven heating is even, and the generation of side reaction or organic matter is caused to be decomposed.Made instead by stirring operation
It answers object to be sufficiently mixed, be heated evenly, shortens the reaction time, improve reaction yield.In order to reach this purpose, need to pass through pressure
Convection current, mixed uniformly device are realized, i.e., certain circulation occur by blender, so that the gas, liquid in solution are even
The particle of suspension is uniformly mixed.
Currently, in commercial glass industrial circle, mechanical stirring it is relatively broad be applied to large scale or large volume glass
Glass smelting furnace uniformly mixes, fused materials.In order to safely, effectively handle high activity liquid waste, countries in the world are by over half a century
Research and exploration, generally approve and use glass solidification technical treatment high activity liquid waste.Glass solidification technical treatment high activity liquid waste is from upper
A sixties in century develop to forth generation cold crucible melting furnace technology from the pot type smelting furnace of the first generation so far.Wherein,
Third generation smelting furnace efficient melting region (by taking Belgian PAMLA glass solidification factory as an example) reaches 0.3m3, in processing containing more expensive
The phenomenon that will appear noble metal loading furnace bottom during the high activity liquid waste of metal ion, and lead to discharge blockage and smelting furnace
Parking occurs for interior electric pole short circuit.In order to guarantee that similar above-mentioned event no longer occurs for glass melting process, through studying smelting furnace bottom
Portion's modification is tapered, to guarantee that material will not be in bottom deposit.Hereafter, the glass solidification production line of French glug reprocessing plant is
Guarantee that glass for the inclusion quantity of sulphur and molybdenum, is configured with stirring system on cold crucible melting furnace, which on the one hand can
To prevent heavy metal deposition situation, glass on the one hand can be improved by agitation melt to the inclusion quantity of insoluble metal.With
Afterwards, large glass smelting furnace configures stirring system all to guarantee the stable operation and control of product quality of glass solidification technical process.
China Atomic Energy Science Research Institute researched and developed cold crucible glass solidification melter technology since 2005, it is contemplated that cold earthenware
The smelting furnace that crucible glass solidification project treatment scale will be about 100L using efficient melting region, in order to ensure in cold crucible crucible body
The uniformity of fused materials prevents similar heavy metal substance crucible bottom sediments situation, improves some nucleic hard to tolerate, such as: S, Mo
Deng the amount for entering glass structure, guarantee that the quality of product glass and performance meet design requirement, this project research, which needs to develop, stirs
It mixes system and eliminates above-mentioned influence.But due to medium under melten glass material characteristic difference and common/room temperature, especially to some
The stirring of high viscosity, heterogeneous fluid is not easy to reach ideal effect using common liquid phase agitating device.Therefore, it need to be directed to
Glass melting fluid behaviour and technical process feature carry out structure design to blender, and test the anti-corrosion property at high temperature of material
Can, to meet the needs of whipping process.
A kind of lift air cooling mechanical stirring device of the disclosure, comprising: rabbling mechanism 5, vertical lifting mechanism 1, rotation
Driving mechanism 3, cooling body 2, bearing base 4；Wherein rabbling mechanism 5, for material in rabble furnace, and rabbling mechanism 5 is also
It include: stirring rod paddle head 30, stirring rod paddle head 30 is anchoring component；Stirring rod paddle head is designed to anchor formula, increases agitating device pair
The agitation of material in cold crucible melting furnace increases mixing effect, temperature gradient in smelting furnace is reduced, when can be obviously shortened material melts
Between, improve glass solidified body product quality；
Vertical lifting mechanism 1 is fixed on support frame by the drive of rotation and lifting lead screw 15 using lifting driving servo motor 11
Rabbling mechanism 5 go up and down in vertical direction；
Rotary drive mechanism 3 is driven driving rabbling mechanism 5 by umbrella tooth by rotation driving servo motor 6 and rotates；Using
Componental movement design is arranged elevating mechanism while design rotation driving, convenient for controlling the stirring station of agitating device, completes not
With the effect of orientation different rotating speeds, the gradient type stirring in smelting furnace is realized；Rotation driving is driven using umbrella tooth, is effectively increased
The efficiency of rotary drive, while realizing being precisely controlled for agitating device mixing speed；
Cooling circuit is wherein provided in rabbling mechanism 5, cooling circuit uses gas cooling, designs gas in rabbling mechanism 5
Cold casing, cooling effect is obvious, and efficiency significantly improves, and achievees the purpose that cooling and stirring device；Cooling air inlet and outlet design simultaneously
Seal nipple guarantees that air cooling circuit is safe and reliable, and cooling gas inlet/outlet pipeline is not interfere with each other；Using air cooling mode cooling and stirring
Bar paddle head 30 and stirring rod 29, can extend the service life of agitating device 50%.
Rotary drive mechanism 3 includes: rotation driving servo motor 6, rotating electric machine bracket 7, driving gear 10, driven gear
9, connecting shaft 8；
Wherein rotation driving servo motor 6, for improving rotary driving force；Rotation driving servo motor 6 passes through electric rotating
Machine support 7 is fixed on vertical lifting mechanism 1；
Driving gear 10 is umbrella tooth；
Driven gear 9 is umbrella tooth, and driven gear 9 is connected to rabbling mechanism 5 by connecting shaft 8.
Vertical lifting mechanism 1 includes: lifting drive, support frame, pivot flange 16；
Wherein lifting drive includes: lifting driving servo motor 11, shaft coupling 12 and elevating screw 15, and is gone up and down
Driving servo motor 11 is linked with elevating screw 15 by shaft coupling 12；
Support frame includes: support plate 14, smooth guide rod 18 and center rest 17, and support plate 14 is flat structure, and is set
There is the bolt hole of link lifting driving 11 electric machine support 13 of servo motor, smooth guide rod 18 and center rest 17；In support plate 14
It is additionally provided with and runs through circular hole for what elevating screw 15 passed through；
Pivot flange 16 includes: flanged plate 19 and sliding sleeve 20, and flanged plate 19 is flat structure, and among flanged plate 19
It is provided with through circular hole, while being provided with the bearing block 21 of rotating mechanism bearing；Sliding sleeve 20 is cylinder structure, and sliding sleeve 20 passes through method
Blue plate 19 is simultaneously fixedly connected with flanged plate 19, thinks that the sliding sleeve of cooperation is equipped with internal screw thread in sliding sleeve 20 with elevating screw 15.
Lifting drive includes: electric machine support 13, and lifting driving servo motor 11 is fixed on branch by electric machine support 13
On support.
Smooth guide rod 18 is long rod type structure, is fixedly connected with support plate 14.
Center rest 17 is long rod type structure, is fixedly connected with support plate 14.
The amount of smooth guide rod 18 is greater than three, and the quantity of center rest 17 is greater than one.
Pivot flange 16 is additionally provided with the bolt hole being fixedly connected with rotating electric machine bracket 7, lockplate 36.
Bearing base 4 includes: bearing base ring flange 24, reinforcing rib 23, installation pedestal 22, seal sleeve 25；
Wherein bearing base ring flange 24 is cirque structure, and middle circle internal diameter is identical as 25 overall diameter of seal sleeve；
Bearing base ring flange 24 is additionally provided with for the bolt hole with crucible flanged joint；Bearing base uses graphite annulus conduct simultaneously
Dynamic sealing mechanism guarantees that agitating device is run steadily in the long term at high temperature, effectively increases the service life of bearing.
Installation pedestal 22 is flat structure, and centre, which is equipped with, runs through circular hole, Circularhole diameter and 25 overall diameter phase of seal sleeve
Together；Installation pedestal 22 be equipped with for smooth guide rod 18 and a sequence of bolt hole of support rod；Installation pedestal 22 is additionally provided with for rising
What drop lead screw 15 passed through is equipped with the bearing block 38 of elevating screw bearing through circular hole, and in the other side；Installation pedestal 22 with it is smooth
Guide rod 18, support rod are fixedly connected；
One end of seal sleeve 25 is fixedly connected with bearing base ring flange 24, one end far from bearing base ring flange 24
It is fixedly connected with installation pedestal 22, reinforcing rib 23 is contained between seal sleeve 25, bearing base ring flange 24 and installation pedestal 22.
Rabbling mechanism 5 includes: anchor ear 26, stirring rod bearing 27, material scraper 28, stirring rod 29, stirring rod paddle head 30；
Wherein anchor ear 26 is for connecting stirring rod 29 and connecting shaft 8；
Stirring rod 29 be circular tube structure, stirring rod 29 pass through anchor ear 26, stirring rod bearing 27 and material scraper 28 after with stir
Bar paddle head 30 is mixed to be fixedly connected.
Cooling body 2 includes: rotary joint 31, cooling body bracket, ferrule fitting 32, escape pipe 33, air inlet tubule 34；
Wherein rotary joint 31 is cylindrical structure, and 31 1 side end face of rotary joint is equipped with cylindrical projection；Rotary joint 31
Axial centre is equipped with axial blind hole, and is equipped with radial blind holes in axial blind hole bottom；
Cooling body bracket includes: rotary joint bracket 35, lockplate 36 and escape pipe connection frame 37, rotary joint bracket
35 be flat structure, and centre, which is equipped with, runs through circular hole, and Circularhole diameter is greater than the overall diameter of 31 protrusion of rotary joint, and rotates
The protrusion of the contact rotary joint 31 of adapter bracket 35 being additionally provided on one side for fixing rotary joint 31；Lockplate 36 is plate
Structure is provided with the bolt hole connecting with rotary joint bracket 35 on lockplate 36；And 36 one end of lockplate and rotary joint
Bracket 35 is fixedly connected, and one end far from rotary joint bracket 35 is fixedly connected with the flanged plate 19 of pivot flange 16；Escape pipe
Connection frame 37 is channel steel type structure, and is provided with bolt hole at 33 two sides leg of escape pipe；37 side leg of escape pipe connection frame is solid
Surely it is connected on rotary joint bracket 35, other side leg is connected on escape pipe 33；
Escape pipe 33 is cylinder structure, is equipped with connecting flange in 33 1 side end face of escape pipe, and be equipped with for going out in side
The bend pipe of gas；Escape pipe 33 is fixedly connected by connecting flange with escape pipe connection frame 37；
Air inlet tubule 34 is cylinder structure, and 34 one end of air inlet tubule is linked by ferrule fitting 32 with rotary joint 31, and
And it passes through escape pipe 33, driven gear 9, connecting shaft 8, anchor ear 26, stirring rod 29 and protrudes into inside stirring rod paddle head 30.
The quantity of lockplate 36 is two.
The quantity of escape pipe connection frame 37 is two.
Cooling body 2 using cooling gas from the radial blind holes of rotary joint 31 enter, flow through air inlet tubule 34 into
Enter the air cooling return passage of stirring rod paddle head 30, then the interlayer between air inlet tubule 34 and stirring rod 29, finally by outlet
Pipe 33 is discharged.
The model FC12 of ferrule fitting 32.
The rotation driving servo motor 6 and lifting driving servo motor 11 of lift air cooling mechanical stirring device pass through calculating
Machine control.Whole design is ingenious, compact-sized, small in size, while meeting requirement of the small space to stirring in cold crucible melting furnace；It drives
Dynamic device can effectively increase mixing effect using driving servo motor with time long-range Precise control.The lifting of the design
Formula air cooling agitating device, structure is simple, easy to operate, industrialized production easy to accomplish.
Equipment is assembled as described above, and the agitating device is mounted in cold crucible furnace, completes installation
Afterwards, specifically operation embodiment is as follows:
Embodiment 1
For 300 cold crucible melting furnace of φ, lever apparatus design paddle head width 150mm or so is stirred.Pole length is stirred according to tool
Body smelting furnace height and operating space design, height 760mm of the design stirring rod or so.Shank diameter is stirred according to operation temperature meter
It calculates, the design stirring rod outer diameter φ 30, the blank pipe of medium design sky φ 12.Gas passes in and out connector and uses intermediate air inlet, air inlet pipe
Surrounding is outlet region.Stirring rod lifting uses lead screw mode, motorized adjustment agitating paddle position.
Workflow is as follows: after material melts in cold crucible melting furnace, agitating device starts to be passed through cooling gas, and starts
Rotating electric machine and lifting motor after stirring rod paddle head is down to stirring station, as shown in figure 22, start agitating procedure, cooling air
Body enters from stirring rod center and is discharged from gas outlet.Completion to be mixed, stirring rod paddle head is promoted to by starting lifting motor to stop
Seat in the plane simultaneously closes off rotating electric machine, and close cooling gas as shown in figure 23, and stirring is completed.Experiment proves that air cooling stirring
Device can in the case where the short period completes 1300 DEG C or so hot conditions glass material stirring in 500 cold crucible melting furnace of φ, make to melt
In-furnace temperature gradient reduces, and after completing stirring, agitating device does not obviously corrode.
Embodiment 2
For 500 cold crucible melting furnace of φ, agitating device designs paddle head width 250mm or so.Pole length is stirred according to specific
Smelting furnace height and operating space design, the design stirring rod height 760mm or so.Stirring shank diameter is calculated according to operation temperature,
The design stirring rod outer diameter φ 40, the blank pipe of medium design sky φ 12.Gas passes in and out connector and uses intermediate air inlet, air inlet pipe surrounding
For outlet region.Stirring rod lifting uses lead screw mode, motorized adjustment agitating paddle position.
Workflow is as follows: after material melts in cold crucible melting furnace, agitating device starts to be passed through from air compressor
About 0.7MPa compressed gas, and start rotating electric machine and lifting motor, stirring rod paddle head be down to stirring station (crucible body
At the 1/3 of interior fused materials height) after, start to start agitating device rotation key (being adjusted to 50rpm from 0) progress melt stirring, stir
Mix speed with 50rpm or so be it is best, compressed gas enters from agitating device air inlet and is discharged from gas outlet.Stir about half is small
When or so, the temperature difference at melt top and middle part can be reduced within 100 DEG C.It can be become according to melt height in whipping process
Change and change stirring rod paddle head position, after the completion of stirring, starts lifting motor for stirring rod paddle head and be promoted to aircraft gate, such as Figure 23 institute
Show, simultaneously close off rotating electric machine, and close cooling gas, stirring is completed.Experiment proves that air cooling agitating device can be shorter
Glass material stirring in 500 cold crucible melting furnace of φ, makes temperature gradient in smelting furnace under 1300 DEG C or so hot conditions of time interior completion
It reduces, after completing 8 hour stirrings, agitating device does not obviously corrode.
Upper example is merely for convenience and purposes of illustration of the whole device structure and function of the utility model, is not limited only to this
Example, as long as in the range of the claims or those skilled in the art are simply changed or the change of parameter
Change can be achieved with the churned mechanically protection category for just belonging to the patent that is gas-cooled to cold crucible melting furnace material lift, only be limited to
Design parameter and content will not enumerate too much.
Claims (16)
- The mechanical stirring device 1. a kind of lift is gas-cooled, which is characterized in that the device includes: rabbling mechanism (5), vertical conveyor Structure (1), rotary drive mechanism (3), cooling body (2), bearing base (4)；The wherein rabbling mechanism (5) is used for material in rabble furnace, and the rabbling mechanism (5) further include: stirring rod paddle head (30), the stirring rod paddle head (30) is anchoring component；The vertical lifting mechanism (1), for going up and down the rabbling mechanism (5) in vertical direction；The rotary drive mechanism (3), for driving the rotation of the rabbling mechanism (5)；The cooling body (2), for cooling down the rabbling mechanism (5)；The bearing base (4), is used to support the rabbling mechanism (5)；Cooling circuit is wherein provided in the rabbling mechanism (5), cooling circuit uses gas cooling.
- The mechanical stirring device 2. a kind of lift according to claim 1 is gas-cooled, which is characterized in that the rotary driving machine Structure (3) includes: rotation driving servo motor (6), rotating electric machine bracket (7), driving gear (10), driven gear (9), connecting shaft (8)；Wherein rotation driving servo motor (6), for improving rotary driving force；Rotation driving servo motor (6) is logical The rotating electric machine bracket (7) is crossed to be fixed on vertical lifting mechanism (1)；The driving gear (10) is umbrella tooth；The driven gear (9) is umbrella tooth, and the driven gear (9) is connected to rabbling mechanism (5) by connecting shaft (8).
- The mechanical stirring device 3. a kind of lift according to claim 1 is gas-cooled, which is characterized in that the vertical conveyor Structure (1) includes: lifting drive, support frame, pivot flange (16)；Wherein the lifting drive includes: and goes up and down to drive servo motor (11), shaft coupling (12) and elevating screw (15), and And lifting driving servo motor (11) is linked with elevating screw (15) by shaft coupling (12)；Support frame as described above includes: support plate (14), smooth guide rod (18) and center rest (17), and the support plate (14) is plate Type structure, and it is equipped with link lifting driving servo motor (11) electric machine support (13), smooth guide rod (18) and center rest (17) Bolt hole；It is additionally provided on the support plate (14) and runs through circular hole for what elevating screw (15) passed through；The pivot flange (16) includes: flanged plate (19) and sliding sleeve (20), and the flanged plate (19) is flat structure, and It is provided among flanged plate (19) through circular hole, while being provided with the bearing block (21) of rotating mechanism bearing；The sliding sleeve (20) For cylinder structure, the sliding sleeve (20) passes through flanged plate (19) and is fixedly connected with flanged plate (19), in the sliding sleeve (20) with The sliding sleeve that elevating screw (15) matches is equipped with internal screw thread.
- The mechanical stirring device 4. a kind of lift according to claim 3 is gas-cooled, which is characterized in that the lifting driving dress Setting includes: electric machine support (13), and lifting driving servo motor (11) is fixed on the support frame by electric machine support (13).
- The mechanical stirring device 5. a kind of lift according to claim 3 is gas-cooled, which is characterized in that the smooth guide rod (18) it is long rod type structure, is fixedly connected with support plate (14).
- The mechanical stirring device 6. a kind of lift according to claim 3 is gas-cooled, which is characterized in that the center rest (17) it is long rod type structure, is fixedly connected with support plate (14).
- The mechanical stirring device 7. a kind of lift according to claim 3 is gas-cooled, which is characterized in that the smooth guide rod (18) quantity is greater than three, and the quantity of center rest (17) is greater than one.
- The mechanical stirring device 8. a kind of lift according to claim 3 is gas-cooled, which is characterized in that the pivot flange (16) it is additionally provided with the bolt hole being fixedly connected with rotating electric machine bracket (7), lockplate (36).
- The mechanical stirring device 9. a kind of lift according to claim 1 is gas-cooled, which is characterized in that the bearing base It (4) include: bearing base ring flange (24), reinforcing rib (23), installation pedestal (22), seal sleeve (25)；Wherein the bearing base ring flange (24) is cirque structure, middle circle internal diameter and seal sleeve (25) overall diameter phase Together；The bearing base ring flange (24) is additionally provided with for the bolt hole with crucible flanged joint；The installation pedestal (22) is flat structure, and centre, which is equipped with, runs through circular hole, and Circularhole diameter and seal sleeve (25) are straight outside Diameter is identical；The installation pedestal (22) be equipped with for smooth guide rod (18) and a sequence of bolt hole of support rod；The installation base Seat (22), which is additionally provided with, is equipped with the bearing block of elevating screw bearing through circular hole, and in the other side for what elevating screw (15) passed through (38)；The installation pedestal (22) is fixedly connected with smooth guide rod (18), support rod；One end of the seal sleeve (25) is fixedly connected with bearing base ring flange (24), far from bearing base ring flange (24) One end be fixedly connected with installation pedestal (22), seal sleeve (25), bearing base ring flange (24) and installation pedestal (22) it Between contain reinforcing rib (23).
- The mechanical stirring device 10. a kind of lift according to claim 1 is gas-cooled, which is characterized in that the rabbling mechanism It (5) include: anchor ear (26), stirring rod bearing (27), material scraper (28), stirring rod (29), stirring rod paddle head (30)；Wherein the anchor ear (26) is for connecting stirring rod (29) and connecting shaft (8)；The stirring rod bearing (27) uses graphite annulus；The stirring rod (29) is circular tube structure, and stirring rod (29) passes through anchor ear (26), stirring rod bearing (27) and material scraper (28) it is fixedly connected after with stirring rod paddle head (30).
- The mechanical stirring device 11. a kind of lift according to claim 1 is gas-cooled, which is characterized in that the cooling body It (2) include: rotary joint (31), cooling body bracket, ferrule fitting (32), escape pipe (33), air inlet tubule (34)；Wherein the rotary joint (31) is cylindrical structure, and (31) one side end face of rotary joint is equipped with cylindrical projection；Rotation connects Head (31) axial centre is equipped with axial blind hole, and is equipped with radial blind holes in axial blind hole bottom；The cooling body bracket includes: rotary joint bracket (35), lockplate (36) and escape pipe connection frame (37), and rotation connects Head bracket (35) is flat structure, and centre, which is equipped with, runs through circular hole, and Circularhole diameter is greater than the overall diameter of rotary joint (31) protrusion, And rotary joint bracket (35) contacts the protrusion being additionally provided on one side for fixing rotary joint (31) of rotary joint (31)；Institute Stating lockplate (36) is flat structure, is provided with the bolt connecting with rotary joint bracket (35) on the lockplate (36) Hole；And described lockplate (36) one end is fixedly connected with rotary joint bracket (35), one far from rotary joint bracket (35) End is fixedly connected with the flanged plate (19) of pivot flange (16)；The escape pipe connection frame (37) is channel steel type structure, and is being gone out Bolt hole is provided at the leg of tracheae (33) two sides；Escape pipe connection frame (37) side leg is fixedly connected on rotary joint bracket (35) on, other side leg is connected on escape pipe (33)；The escape pipe (33) is cylinder structure, is equipped with connecting flange in (33) one side end face of escape pipe, and be equipped with and use in side In the bend pipe of outlet；The escape pipe (33) is fixedly connected by connecting flange with escape pipe connection frame (37)；The air inlet tubule (34) is cylinder structure, and described air inlet tubule (34) one end passes through ferrule fitting (32) and rotary joint (31) it links, and protrudes into stirring across escape pipe (33), driven gear (9), connecting shaft (8), anchor ear (26), stirring rod (29) Bar paddle head (30) is internal.
- The mechanical stirring device 12. a kind of lift according to claim 11 is gas-cooled, which is characterized in that the lockplate (36) quantity is two.
- The mechanical stirring device 13. a kind of lift according to claim 11 is gas-cooled, which is characterized in that the escape pipe connects The quantity for connecing frame (37) is two.
- The mechanical stirring device 14. a kind of lift according to claim 11 is gas-cooled, which is characterized in that the cooling body (2) enter using cooling gas from the radial blind holes of rotary joint (31), flow through air inlet tubule (34) into stirring rod paddle The air cooling return passage of head (30), the then interlayer between air inlet tubule (34) and stirring rod (29), finally by escape pipe (33) it is discharged.
- The mechanical stirring device 15. a kind of lift according to claim 11 is gas-cooled, which is characterized in that the ferrule fitting (32) model FC12.
- The mechanical stirring device 16. a kind of lift according to claim 1 is gas-cooled, which is characterized in that the lift gas Rotation driving servo motor (6) and lifting driving servo motor (11) of cold machinery agitating device are controlled by computer.
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| CN201820770754.9U CN208757375U (en) | 2018-05-22 | 2018-05-22 | A kind of lift air cooling mechanical stirring device |
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| CN108465403A (en) * | 2018-05-22 | 2018-08-31 | 中国原子能科学研究院 | A kind of lift air cooling mechanical stirring device |
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| CN108465403A (en) * | 2018-05-22 | 2018-08-31 | 中国原子能科学研究院 | A kind of lift air cooling mechanical stirring device |
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