CN220062520U - Rotary kiln for roasting high-solubility molybdenum oxide - Google Patents
Rotary kiln for roasting high-solubility molybdenum oxide Download PDFInfo
- Publication number
- CN220062520U CN220062520U CN202320180321.9U CN202320180321U CN220062520U CN 220062520 U CN220062520 U CN 220062520U CN 202320180321 U CN202320180321 U CN 202320180321U CN 220062520 U CN220062520 U CN 220062520U
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- CN
- China
- Prior art keywords
- barrel
- molybdenum oxide
- rotary kiln
- wall
- roasting
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- 229910000476 molybdenum oxide Inorganic materials 0.000 title claims abstract description 40
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000002844 melting Methods 0.000 claims abstract description 7
- 238000005260 corrosion Methods 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 6
- 239000004964 aerogel Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910001309 Ferromolybdenum Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000005078 molybdenum compound Substances 0.000 description 1
- 150000002752 molybdenum compounds Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model relates to a rotary kiln for roasting high-melting molybdenum oxide, which comprises a barrel and a transmission mechanism for driving the barrel to rotate, wherein the barrel is rotatably supported on a supporting seat and is provided with a feeding end and a discharging end, the inner wall of the feeding end of the barrel is provided with an anti-return guide plate in a downward tilting manner from top to bottom, the discharging end of the barrel is provided with an anti-blocking guide plate in a downward tilting manner from top to bottom, the inner wall of the barrel is uniformly provided with a plurality of lifting blades, and the lifting blades are provided with material passing holes. The utility model can make molybdenum oxide fully contact with high-temperature gas in the rotary kiln, and greatly improve the oxidation effect of molybdenum oxide.
Description
Technical Field
The utility model relates to the technical field of metal smelting, in particular to a rotary kiln for roasting high-melting molybdenum oxide.
Background
Molybdenum oxide is a raw material for preparing ferromolybdenum and molybdenum compounds, and can also be directly added into molybdenum alloy as an additive of molybdenum element, so that the performance of the alloy is improved. The high-solubility molybdenum oxide is usually used as chemical raw materials, the preparation of the high-solubility molybdenum oxide is usually carried out by adopting a method of roasting in a reverberatory furnace or a rotary kiln and a reverberatory furnace, in the existing roasting technology of the molybdenum oxide rotary kiln, molybdenum oxide materials move forwards in the rotary kiln along with the rotation of the rotary kiln, the materials are closely attached to the rotary kiln in a large area, the contact surface with high-temperature air is less, and the content of the high-solubility molybdenum oxide in a finished product is less than 80%.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a rotary kiln for roasting high-solubility molybdenum oxide.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a roast high rotary kiln for molybdenum oxide that dissolves, includes the barrel and is used for driving barrel pivoted drive mechanism, the barrel rotates and supports on the supporting seat, and the barrel has feed end and discharge end, and barrel feed end inner wall is equipped with from upward decurrent to prevent returning charge guide plate, and barrel discharge end is equipped with from upward decurrent to prevent stifled guide plate, barrel inner wall equipartition has a plurality of lifting blades, be equipped with the passing hole on the lifting blade.
As an optimal scheme, the inner wall of the cylinder body is coaxially provided with an insulation layer and a wear-resistant and corrosion-resistant layer from outside to inside in sequence.
Preferably, the heat-insulating layer is an aerogel heat-insulating felt.
As the preferable scheme, a plurality of lifting blades are arranged in a spiral line shape, a U-shaped connecting pipe is arranged on the lifting blades, and the connecting pipe penetrates through the wear-resistant corrosion-resistant layer and the heat-insulating layer to be welded on the inner wall of the cylinder body.
As the preferable scheme, the material lifting plate comprises a first material lifting part arranged towards the axis and a second material lifting part connected with the first material lifting part and obliquely arranged, wherein the included angle between the first material lifting part and the second material lifting part is an obtuse angle.
Preferably, the material passing hole is a kidney-shaped through hole.
As the preferable scheme, the supporting seat is a plurality of, and the barrel outer wall is equipped with a plurality of intervals and sets up holds in the palm rail and at least one gear wheel, hold in the palm rail both sides bottom and be equipped with rolling fit's riding wheel, the riding wheel setting is on the supporting seat, and drive mechanism includes driving motor and the pinion of setting on driving motor output shaft, pinion and gear wheel meshing.
The beneficial effects of the utility model are as follows: according to the utility model, the plurality of lifting blades are arranged in the barrel, the lifting blades rotate along with the barrel of the rotary kiln, in the rotating process, molybdenum oxide is carried up under the action of the lifting blades, a part of molybdenum oxide passes through Kong Liula in the rotating process, and the molybdenum oxide remained in the lifting blades is scattered down along with the rotation of the rotary kiln, so that a 'water curtain' effect of molybdenum oxide materials is formed, the molybdenum oxide is fully contacted with high-temperature gas in the rotary kiln, the molybdenum oxide materials are lifted up for multiple times to form a 'water curtain' of a channel, the oxidation effect of the molybdenum oxide is greatly improved, and the content of high-soluble molybdenum oxide in a finished product is more than or equal to 95%. Compared with the conventional method, the reverberatory furnace and the rotary kiln are added with the reverberatory furnace for roasting, so that energy waste is effectively avoided, dust pollution is reduced, labor intensity is reduced, and labor cost is effectively reduced.
Drawings
FIG. 1 is a front view of the present utility model;
fig. 2 is a layout of the material lifting plate after the cylinder is unfolded;
FIG. 3 is a partial cross-sectional view of a barrel according to the present utility model;
fig. 4 is a diagram of the motion trajectories of the lifter plate and molybdenum oxide of the present utility model;
fig. 5 is a schematic view of a lifter plate according to the present utility model.
The marks in the figure: 1. barrel, 2, supporting seat, 3, drive mechanism, 4, prevent returning charge guide plate, 5, lifting blade, 501, first lifting portion, 502, second lifting portion, 6, heat preservation, 7, wear-resisting corrosion-resistant layer, 8, prevent stifled guide plate, 9, connecting pipe, 10, the passing hole.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-5, the embodiment of the utility model provides a rotary kiln for roasting high-soluble molybdenum oxide, which comprises a hollow cylinder 1 and a transmission mechanism 3 for driving the cylinder 1 to rotate, wherein the cylinder 1 is rotatably supported on supporting seats 2, the two supporting seats 2 are arranged oppositely, the transmission mechanism 3 is positioned between the two supporting seats 2, two supporting rails and a large gear are arranged on the outer wall of the cylinder 1 at intervals, supporting wheels in rolling fit are arranged at the bottoms of the two sides of the supporting rails, the supporting wheels are arranged on the supporting seats 2, the transmission mechanism 3 comprises a driving motor and a small gear arranged on an output shaft of the driving motor, the small gear is meshed with the large gear, the driving motor is arranged on a base, a rotating shaft is arranged at the end part of the output shaft of the driving motor, the small gear is arranged on the rotating shaft, the installation angle of the cylinder can be 0-5 degrees, and the rotating speed is 0.5-5r/min,
the barrel 1 is provided with a feeding end and a discharging end, wherein the inner wall of the feeding end of the barrel 1 is provided with anti-return guide plates 4 from top to bottom in an inclined manner, the anti-return guide plates 4 are arranged in five and spaced manner, the discharging end of the barrel 1 is provided with anti-blocking guide plates 8 from top to bottom in an inclined manner, the anti-blocking guide plates 8 are arranged in five and spaced manner, the included angle between the anti-return guide plates 4 and the horizontal plane is equal to the included angle between the anti-blocking guide plates 8 and the horizontal plane, a plurality of lifting blades 5 are uniformly distributed on the inner wall of the barrel 1, the lifting blades 5 are provided with material passing holes 10, the lifting blades 5 are arranged in a spiral manner, and the total length of the lifting blades 5 is 10-25m.
Specifically, as shown in fig. 3, 4 and 5, the inner wall of the cylinder 1 is sequentially and coaxially provided with an insulation layer 6 and a wear-resistant and corrosion-resistant layer 7 from outside to inside, the insulation layer 6 is an aerogel insulation felt, a U-shaped connecting pipe 9 is arranged on the lifting plate 5, and the connecting pipe 9 passes through the wear-resistant and corrosion-resistant layer 7 and the insulation layer 6 to be welded on the inner wall of the cylinder 1.
In addition, the material lifting plate 5 comprises a first material lifting part 501 arranged towards the axis of the cylinder body 1 and a second material lifting part 502 connected with the first material lifting part 501 and obliquely arranged, wherein an included angle between the first material lifting part 501 and the second material lifting part 502 is an obtuse angle, the material passing hole 10 is a waist-shaped through hole, the material passing holes 10 are formed in the first material lifting part 501 and the second material lifting part 502, and the first material lifting part 501 and the second material lifting part 502 are integrally manufactured.
The working principle of the utility model is that the transmission mechanism 3 drives the cylinder body 1 to rotate, the lifting blades 5 rotate along with the cylinder body 1 of the rotary kiln, as shown in figure 4, molybdenum oxide is carried up under the action of the lifting blades 1 in the rotating process, a part of molybdenum oxide flows down from the material passing holes 10 in the rotating process, and the molybdenum oxide remained in the lifting blades 5 is scattered down along with the rotation of the rotary kiln to form a 'water curtain' effect of molybdenum oxide material, so that the molybdenum oxide is fully contacted with high-temperature gas in the rotary kiln, the molybdenum oxide material is lifted up for a plurality of times to form a 'water curtain' of a channel, the oxidation effect of the molybdenum oxide is greatly improved, and the content of high-soluble molybdenum oxide in the finished product is more than or equal to 95%. Compared with the conventional method, the reverberatory furnace and the rotary kiln are added with the reverberatory furnace for roasting, so that energy waste is effectively avoided, dust pollution is reduced, labor intensity is reduced, and labor cost is effectively reduced.
In the specific implementation, the actual installation position of the production site is determined in advance according to the production requirement of molybdenum oxide roasting, the actual conditions of the production site, the transportation of raw materials, the heat energy transmission and other factors, the specific situation is flexibly set according to the actual situation of the production site, the feeding end is connected with upstream process equipment, and the discharging end is connected with a heat source device and a finished product treatment process.
It should be noted that the above embodiments are only for illustrating the present utility model, but the present utility model is not limited to the above embodiments, and any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model falls within the protection scope of the present utility model.
Claims (7)
1. The utility model provides a roast high rotary kiln for molybdenum oxide that dissolves, its characterized in that, including barrel (1) and be used for driving barrel (1) pivoted drive mechanism (3), barrel (1) rotate and support on supporting seat (2), barrel (1) have feed end and discharge end, barrel (1) feed end inner wall is equipped with from last downward sloping and prevents returning charge guide plate (4), barrel (1) discharge end is equipped with from last downward sloping and prevents stifled guide plate (8), barrel (1) inner wall equipartition has a plurality of material raising plates (5), be equipped with on the material raising plate (5) and pass material hole (10).
2. The rotary kiln for roasting high-melting molybdenum oxide according to claim 1, wherein: the inner wall of the cylinder body (1) is coaxially provided with an insulating layer (6) and a wear-resistant and corrosion-resistant layer (7) from outside to inside.
3. The rotary kiln for roasting high-melting molybdenum oxide according to claim 2, characterized in that: the heat preservation layer (6) is aerogel heat insulation felt.
4. A rotary kiln for roasting highly soluble molybdenum oxide according to claim 2 or 3, characterized in that: the plurality of lifting blades (5) are arranged in a spiral line, a U-shaped connecting pipe (9) is arranged on the lifting blades (5), and the connecting pipe (9) passes through the wear-resistant corrosion-resistant layer (7) and the heat preservation layer (6) to be welded on the inner wall of the cylinder body (1).
5. The rotary kiln for roasting high-melting molybdenum oxide according to claim 4, wherein: the material lifting plate (5) comprises a first material lifting part (501) arranged towards the axis and a second material lifting part (502) connected with the first material lifting part (501) and obliquely arranged, wherein the included angle between the first material lifting part (501) and the second material lifting part (502) is an obtuse angle.
6. The rotary kiln for roasting high-melting molybdenum oxide according to claim 1, wherein: the material passing hole (10) is a kidney-shaped through hole.
7. The rotary kiln for roasting high-melting molybdenum oxide according to claim 2, characterized in that: the support seat (2) is a plurality of, and barrel (1) outer wall is equipped with the support rail and the at least gear that a plurality of intervals set up, support rail both sides bottom is equipped with rolling fit's riding wheel, and the riding wheel sets up on support seat (2), and drive mechanism (3) include driving motor and the pinion of setting on driving motor output shaft, pinion and gear engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320180321.9U CN220062520U (en) | 2023-02-10 | 2023-02-10 | Rotary kiln for roasting high-solubility molybdenum oxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320180321.9U CN220062520U (en) | 2023-02-10 | 2023-02-10 | Rotary kiln for roasting high-solubility molybdenum oxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220062520U true CN220062520U (en) | 2023-11-21 |
Family
ID=88754573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320180321.9U Active CN220062520U (en) | 2023-02-10 | 2023-02-10 | Rotary kiln for roasting high-solubility molybdenum oxide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220062520U (en) |
-
2023
- 2023-02-10 CN CN202320180321.9U patent/CN220062520U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |