CN116164531A - Low-carbon lithium mineral roasting equipment and process with waste heat recovery function - Google Patents
Low-carbon lithium mineral roasting equipment and process with waste heat recovery function Download PDFInfo
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- CN116164531A CN116164531A CN202310050720.8A CN202310050720A CN116164531A CN 116164531 A CN116164531 A CN 116164531A CN 202310050720 A CN202310050720 A CN 202310050720A CN 116164531 A CN116164531 A CN 116164531A
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- Prior art keywords
- heat exchange
- heat
- low
- carbon lithium
- roasting
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 75
- 239000002918 waste heat Substances 0.000 title claims abstract description 37
- 229910001760 lithium mineral Inorganic materials 0.000 title claims abstract description 32
- 238000011084 recovery Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 20
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 56
- 238000005338 heat storage Methods 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 27
- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 claims description 25
- 230000008093 supporting effect Effects 0.000 claims description 23
- 238000009413 insulation Methods 0.000 claims description 17
- 238000004321 preservation Methods 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 238000011068 loading method Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 17
- 230000001276 controlling effect Effects 0.000 description 6
- 230000003028 elevating effect Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000002269 spontaneous effect Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- -1 compound salt Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010285 flame spraying Methods 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/38—Arrangements of devices for charging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1858—Doors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
- F27B2009/026—Two or more conveyors, e.g. mounted successively
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/38—Arrangements of devices for charging
- F27B2009/382—Charging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1858—Doors
- F27D2001/1875—Hanging doors and walls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses low-carbon lithium mineral roasting equipment with waste heat recovery, which comprises the following components in part by part; the left side of the roasting furnace is provided with a heat exchange component which is used for carrying out waste heat exchange; the heat exchange assembly comprises a heat exchange chamber, a plurality of groups of support springs are arranged at the bottom of the heat exchange chamber, a support plate is arranged at the top of each support spring, a plurality of groups of limit brackets are arranged at the top of each support plate, a bearing roller sleeve is embedded and arranged at the inner side of each limit bracket, and heat exchange tubes are arranged in the bearing roller sleeve in a penetrating mode. According to the utility model, the heat exchange component is arranged, so that the heat on the surface of the lithium ore block can be absorbed in the flowing process, and the preheating recovery effect is achieved firstly, so that the problem that the existing high-temperature heat storage medium low-carbon lithium ore roasting equipment cannot recover waste heat in the roasting process is effectively solved, the waste of resources is avoided, and the cooling efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of roasting furnaces, in particular to low-carbon lithium mineral roasting equipment and process with waste heat recovery.
Background
Lithium minerals are important minerals involved in many modern industries and are widely used for storing new energy, when the existing lithium minerals are processed, roasting furnaces are required to be used for roasting the lithium minerals, the existing roasting furnaces can effectively realize the roasting effect, and the roasting yield is high and enough supply can be realized.
The existing low-carbon lithium mineral roasting equipment adopting the high-temperature heat storage medium has the following defects:
1. the patent document discloses a method and a roasting device for roasting lithium salt by taking spontaneous combustion of lithium ore as a heat source, which comprises the steps of taking lithium ore as a raw material, mixing the lithium ore with a roasting auxiliary material to obtain a spontaneous combustion method for roasting, adding the lithium ore powder into a compound salt method formula, mixing combustible materials, extruding the mixture into pellets or columns or cylinders or plates or bricks with the same shape, uniformly placing the pressed and formed materials into a material vehicle of the tunnel kiln by adopting the tunnel kiln, continuously roasting the material vehicle by passing through the tunnel kiln, and spontaneous combustion of the combustible materials in the formed materials in the roasting process to ensure that the material temperature is consistent. Solves the kiln forming phenomenon of the rotary kiln, well solves the problem of material clamping through extrusion forming agglomeration and internal spontaneous combustion of groups, and has high recovery rate of lithium, high yield, low energy consumption, stable process and easy operation. The production process is simple, but the device cannot perform heat exchange when in use, so that the waste heat of the heated lithium ore blocks is naturally consumed, and the problem of resource waste is caused;
2. the patent document discloses a high-efficient roasting furnace, including "roasting furnace main part, roasting furnace main part center is the roasting inner chamber that runs through, roasting furnace main part both ends are equipped with the spout, and the spout is embedded to have gravity door, and the top of roasting furnace main part is equipped with the gas pipeline that distributes along roasting furnace main part, and evenly distributed has the lateral conduit that lets in the roasting inner chamber on the gas pipeline, and roasting furnace main part inside wall equipartition is equipped with the air vent with outside intercommunication, and the passageway bottom equipartition along the roasting inner chamber has the gyro wheel, and the gyro wheel is placed and is carried the thing board. The utility model has reasonable and compact structure, well seals the roasting cavity through the gravity doors embedded at the two ends of the roasting furnace main body, saves fuel gas, ensures normal roasting operation, achieves the most effective utilization of the fuel gas, improves the moving capability of the carrying plate by the idler wheels, saves the working time in the earlier stage, has good effect and high efficiency, is suitable for popularization, but has larger space occupied by the structure of the opening and closing door of the device and has complex structure and easy damage.
Disclosure of Invention
The utility model aims to provide low-carbon lithium mineral roasting equipment and process with waste heat recovery, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a low carbon lithium mineral roasting apparatus with waste heat recovery, comprising; the left side of the roasting furnace is provided with a heat exchange component which is used for carrying out waste heat exchange;
the heat exchange assembly comprises a heat exchange chamber, a plurality of groups of support springs are arranged at the bottom of the heat exchange chamber, a support plate is arranged at the top of each support spring, a plurality of groups of limit brackets are arranged at the top of each support plate, a bearing roller sleeve is embedded and arranged at the inner side of each limit bracket, and heat exchange tubes are arranged in the bearing roller sleeve in a penetrating mode.
Preferably, the right side of roasting furnace is provided with the slope platform, the top embedding case of slope platform is by a plurality of groups backing roll, the inner wall of roasting furnace is provided with high heat-retaining heat preservation, the inboard top of high heat-retaining heat preservation is provided with the baffle, the top of roasting furnace is provided with the regulation box, the inside right side of regulation box is provided with the gas pipe, a plurality of groups of flaming ports are installed to the bottom of gas pipe, the inside of high heat-retaining heat preservation is provided with a plurality of groups of loading board, the top of loading board is provided with a plurality of groups of low carbon lithium ore blocks, the bottom of loading board is provided with movable assembly, movable assembly is used for controlling the low carbon lithium ore block and removes, the left bottom of roasting furnace is provided with four groups of bottom limiting brackets, the inside of regulation box is provided with the promotion subassembly, the inside embedding of pushing assembly is provided with the regulation subassembly on roasting furnace right side, the regulation subassembly is used for opening the heat preservation door.
Preferably, two groups of inclined seats are arranged on the right side of the inner part of the heat exchange chamber.
The low-carbon lithium mineral roasting equipment with waste heat recovery, which is characterized in that: the movable assembly comprises a driving motor, a driving shaft is arranged at the output end of the driving motor, a driving chain disc is arranged on the outer side of the driving shaft, a chain is arranged on the outer side of the driving chain disc, a transmission chain disc is arranged at the top of the inner side of the chain, a transmission shaft is embedded and arranged on the inner side of the transmission chain disc, and a driving roller is arranged on the outer side of the transmission shaft;
preferably, the front and the back of the right side of the roasting furnace are provided with limiting structures, the top of the heat exchange chamber is also provided with a plurality of groups of heat exchange tubes, the heat exchange tubes cannot be adjusted and moved, and water inlet and outlet ports of the heat exchange tubes are arranged on the front of the heat exchange chamber;
two groups of rotating rollers are arranged on the left side of the driving roller, the driving roller and the rotating rollers are located on the inner side of the bottom of the high heat storage and heat preservation layer, and a plurality of groups of driving rollers are arranged inside the roasting furnace.
Preferably, the lifting push rod is installed at the top of the bottom limiting frame, the piston rod is installed at the output end of the lifting push rod, the top limiting frame is installed at the top of the piston rod, and the lifting table is arranged at the top of the top limiting frame.
Preferably, the pushing component comprises two groups of welding frames, an electric push rod is embedded in the welding frames, a telescopic rod is installed at the output end of the electric push rod, a rotating shaft is arranged on the right side of the telescopic rod, a turnover push rod is arranged on the outer side of the rotating shaft, a limit groove is formed in the inner side of the turnover push rod, a limit shaft is arranged on the inner side of the limit groove, and the limit shaft is located in the high heat storage and heat preservation layer.
Preferably, the adjusting part comprises a lifting heat-preserving door, the front and the back of the lifting heat-preserving door are provided with limiting plates, the right side of the lifting heat-preserving door is provided with a fixed toothed plate, the top of the lifting heat-preserving door is provided with a limiting frame, the inner side of the limiting frame is provided with a limiting sliding groove, the right side of the fixed toothed plate is meshed and installed with a meshing gear, the inside of the meshing gear is penetrated and installed with a gear shaft, the outer side of the gear shaft is provided with an adjusting frame, the adjusting frame is positioned on the inner side of the right side of the roasting furnace, the bottom of the meshing gear is provided with a worm, the right side of the worm is provided with an adjusting motor, and the adjusting motor is positioned on the right side of the adjusting frame.
Preferably, the working steps of the roasting furnace are as follows:
s1, firstly, controlling a worm structure at an output end to rotate by utilizing a right-side adjusting motor, so as to control a lifting heat-preserving door to lift and adjust along a limiting plate in a meshing manner, and pushing a low-carbon lithium ore block and a bearing plate into the roasting furnace along a supporting roller after the lifting heat-preserving door is regulated and opened;
s2, a driving motor at the bottom drives a driving shaft at the output end to rotate after being electrified, and a driving chain disk and a chain are driven to control a driving chain disk to rotate through transmission, so that an outside driving roller is controlled to rotate, a moving force is provided for a bearing plate supported at the top, and position adjustment is carried out along the bottom of the inner side;
s3, moving to the top of the lifting platform after roasting is completed, performing telescopic adjustment by utilizing a piston rod of the lifting push rod control output end, and lifting the lifting platform at the top to be driven to ascend by cooperation, so that the whole low-carbon lithium ore block is controlled to ascend and contact the inclined seat, and the low-carbon lithium ore block enters the heat exchange chamber by cooperation and inclination of four groups of lifting push rods.
And S4, after continuously entering the interior, the electric push rod at the top is used for controlling the overturning push rod to push the low-carbon lithium ore blocks into the interior of the heat exchange chamber, and when the electric push rod moves, water flowing in the heat exchange tube continuously absorbs the waste heat of the low-carbon lithium ore blocks to exchange heat.
Preferably, in the step S1, the method further includes the following steps:
s11, when the lifting thermal insulation door is opened, the adjusting motor is electrified to drive the worm at the output end to rotate, the transmission engagement drives the engagement gear to rotate and adjust, and the automatic control lifting thermal insulation door is subjected to height adjustment along the limiting plate when rotated due to the engagement installation between the engagement gear and the fixed toothed plate, and meanwhile the limiting frame on the outer side is subjected to sliding adjustment along the limiting sliding groove.
In the step S4, the method further includes the following steps:
s41, when cooling is performed, firstly, the low-carbon lithium ore blocks are easy to be blocked, the electric push rod at the top drives the telescopic rod at the output end to carry out telescopic adjustment when being electrified, the transmission drives the overturning push rod at the right side to overturn along the rotating shaft, the limiting groove in the middle is always limited by the limiting shaft, and the blocked low-carbon lithium ore blocks can be pushed into the interior by the overturning push rod;
s42, after pushing into the inside, the low-carbon lithium ore blocks in the inside slowly slide downwards under the action of inclined gravity, and the bearing roller sleeve at the bottom and the supporting spring at the bottom are extruded in a larger mode, the bearing roller sleeve rapidly rotates at the inner side of the limiting support, and waste heat of the low-carbon lithium ore blocks is conducted to the inside of the heat exchange tube through metal to exchange heat.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the main body heat exchange chamber and the main body structure are combined at first when the device is used, so that the connection between the structures can be ensured, the stability of the structure is increased, meanwhile, the internal inclined seat can be utilized to drive the lithium ore blocks to move, the internal supporting springs can provide supporting effects, the supporting plate structure at the top is supported, the stability of the structure is increased, the problem that the internal low-carbon lithium ore blocks cannot be discharged due to blockage is still avoided when the internal low-carbon lithium ore blocks are larger, the length of heat exchange can be prolonged when the movement can be slowed down by utilizing the extrusion of the supporting springs, the limit bracket structure at the inner side can provide limitation for the bearing roller sleeve at the inner side, the bearing roller sleeve can normally support the lithium ore blocks, the rotating capability is provided, the internal heat exchange tubes are connected with external inlet and outlet liquid through the front side, the heat of the lithium ore blocks can be absorbed when flowing, the effect of preheating and recovering can be effectively solved, the problem that the waste of waste heat of cooling resources can not be improved when the existing high-temperature medium low-carbon lithium ore roasting device is roasted, and the waste of waste heat is avoided.
2. According to the utility model, the adjusting component is arranged, when the device is used, the lifting heat-preserving door is arranged in the main body structure, the lifting heat-preserving door can be used for preserving the internal temperature, the stability during lifting adjustment can be increased by utilizing the limiting plate, the limiting frame structure at the top can be combined with the outer side of the main body structure, the limiting sliding adjustment effect can be realized by utilizing the limiting chute structure, the right adjusting frame and the top structure are fixed in a welding manner, the stability of the structure is ensured, the adjusting component can be provided with power for supporting by the right adjusting motor, the worm at the output end can be driven to rotate by energizing the adjusting motor, the worm structure can be synchronously rotated by the meshing gear structure at the top through rotary meshing control, so that the lifting heat-preserving door is adjusted by utilizing the fixed toothed plate combination, the space occupied by the structure can be reduced by the adjusting component, and the stability can be increased by adopting a simple structure, thereby effectively solving the problem that the heat-preserving door structure of the high-temperature medium low-carbon lithium mineral roasting equipment is complex and easy to damage.
3. According to the utility model, the pushing assembly is arranged, the heat exchange structure is arranged at present, the problem that the low-carbon lithium ore blocks are easy to block and cannot automatically fall down due to extrusion of the initial supporting spring when the low-carbon lithium ore blocks are discharged, the electric push rod structure is fixed with the main body adjusting box by the welding frame, the stability of the electric push rod is ensured, shaking is avoided, the electric push rod can drive the telescopic rod of the output end to carry out telescopic adjustment, the overturning push rod structure is pushed to carry out overturning adjustment along the rotating shaft, and the inner side of the overturning push rod structure is limited by the limiting shaft, so that the overturning push rod can only be adjusted through the limiting groove, the entering low-carbon lithium ore blocks can be effectively pushed into the heat exchange chamber by the pushing assembly, and the problem that the low-carbon lithium ore blocks are easy to block due to the supporting spring when the existing high-temperature heat storage medium low-carbon lithium ore roasting equipment is used is effectively solved.
4. When the existing equipment provided with the moving assembly is used, the position of the low-carbon lithium ore blocks in the equipment cannot be automatically adjusted, workers are required to adjust the position in a squeezing and pushing mode, the equipment cannot be freely adjusted, the equipment is inconvenient to process, the driving shaft can be provided with rotary adjusting capacity by the driving motor through the driving motor, the rotary kinetic energy of the driving motor can be transmitted through the driving chain disc, the chain and the transmission chain disc structure, the driving roller on the outer side is driven to rotate, the rotating speed of the driving roller can be set according to the situation, the roasting time of different lithium ore blocks is set, and the problem that the low-carbon lithium ore blocks cannot be controlled to be processed by the high-temperature heat storage medium low-carbon lithium ore roasting equipment in the use process is effectively solved by the moving assembly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a lifting thermal insulation door according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a meshing gear of the present utility model;
FIG. 4 is a schematic cross-sectional view of a heat exchange tube of the present utility model;
FIG. 5 is a schematic cross-sectional view of a drive roller of the present utility model;
FIG. 6 is a schematic cross-sectional view of a lift table of the present utility model;
FIG. 7 is a schematic cross-sectional view of a flip putter in accordance with the present utility model;
fig. 8 is a flow chart of the operation of the present utility model.
In the figure: 1. a roasting furnace; 101. an inclined table; 102. a support roller; 103. a high heat storage and insulation layer; 104. a baffle; 105. an adjustment box; 106. a gas pipe; 107. a flame spraying port; 108. a carrying plate; 109. low carbon lithium ore blocks; 2. a heat exchange tube; 201. a heat exchange chamber; 202. an inclined seat; 203. a limit bracket; 204. bearing roller sleeve; 205. a support plate; 206. a support spring; 3. a driving roller; 301. a driving motor; 302. a driving shaft; 303. a drive chain plate; 304. a chain; 305. a drive chain plate; 306. a transmission shaft; 307. a rotating roller; 4. a lifting table; 401. a bottom limit frame; 402. lifting the push rod; 403. a piston rod; 404. a top limit frame; 5. turning over the push rod; 501. a welding frame; 502. an electric push rod; 503. a telescopic rod; 504. a rotation shaft; 505. a limit groove; 506. a limiting shaft; 6. lifting the heat-preserving door; 601. a limiting plate; 602. fixing the toothed plate; 603. a limit frame; 604. limiting sliding grooves; 605. an adjusting frame; 606. a meshing gear; 607. a gear shaft; 608. a worm; 609. and (5) adjusting the motor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc., are directions or positional relationships based on the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, 4 and 8, an embodiment of the present utility model provides: a low-carbon lithium mineral roasting device with waste heat recovery function;
comprises a roasting furnace 1, the right side of the roasting furnace 1 is provided with an inclined table 101, a case embedded in the top of the inclined table 101 is formed by a plurality of groups of supporting rollers 102, the inner wall of the roasting furnace 1 is provided with a high heat storage and insulation layer 103, the top of the inner side of the high heat storage and insulation layer 103 is provided with a baffle 104, the top of the roasting furnace 1 is provided with an adjusting box 105, the right side of the inner part of the adjusting box 105 is provided with a gas pipe 106, the bottom of the gas pipe 106 is provided with a plurality of groups of flaming ports 107, the inner part of the high heat storage and insulation layer 103 is provided with a plurality of groups of bearing plates 108, the top of the bearing plates 108 is provided with a plurality of groups of low-carbon lithium ore blocks 109, the roasting furnace 1 is a main body structure of the device, the installation position can be provided for the inner structure, the stability of the structure installation is improved, the inclined table 101 on the right side and the supporting rollers 102 are matched to provide support for the bearing plates 108 entering the inner part, the heat storage and the heat insulation and heat prevention effect can be effectively realized by utilizing the inner high heat insulation layer 103, the baffle 104 structure distinguishes the heating area and the adjusting area to a certain extent, the gas pipe 106 in the adjusting box 105 can utilize the internal flaming mouth 107 to perform flaming heating by being connected with external natural gas, the roasting effect can be realized after heating, the left side of the roasting furnace 1 is provided with a heat exchange component which is used for performing waste heat exchange, the heat exchange component comprises a heat exchange chamber 201, the bottom of the heat exchange chamber 201 is provided with a plurality of groups of supporting springs 206, the top of the supporting springs 206 is provided with a supporting plate 205, the top of the supporting plate 205 is provided with a plurality of groups of limiting brackets 203, the inner side of the limiting brackets 203 is embedded and provided with a bearing roller sleeve 204, the inner side of the bearing roller sleeve 204 is internally provided with a heat exchange tube 2 in a penetrating way, the right side of the inner side of the heat exchange chamber 201 is provided with two groups of inclined seats 202, the front and the back of the right side of the roasting furnace 1 are provided with limiting structures, the top of heat exchange chamber 201 is provided with a plurality of groups of heat exchange tubes 2 equally, the unable regulation removal of heat exchange tube 2, the business turn over mouth of a river sets up in the front of heat exchange chamber 201, at first with main part heat exchange chamber 201 and main part structure make up, can normally be connected between the assurance structure, increase the stability of structure, the position that increases the lithium mineral piece in can driving simultaneously with inside slope seat 202 is removed, inside supporting spring 206 can provide the effect of support, and support for the backup pad 205 structure at top, increase the stability of structure, can not appear blockking up unable exhaust problem still when the inside low carbon lithium mineral piece 109 is great appears, and when the extrusion that utilizes supporting spring 206 can slow down the removal, the length of time of heat exchange is increased, inboard spacing support 203 structure then can provide the restriction for inside bearing roller shell 204, make bearing roller shell 204 can normally support the lithium mineral piece, and provide rotatory ability, inside heat exchange tube 2 is connected through the business turn over liquid of front and external, can absorb the heat on the lithium mineral piece surface when flowing, at first, the effect of preheating is effectively, the low carbon mineral is removed and the waste of heat recovery is avoided when the low carbon is calcined to the low carbon is removed effectively, the low-carbon waste is avoided in the calcination equipment of heat recovery.
Referring to fig. 4, 5 and 8, an embodiment of the present utility model provides: a low-carbon lithium mineral roasting device with waste heat recovery function;
including loading board 108, the bottom of loading board 108 is provided with the removal subassembly, the removal subassembly is used for controlling low carbon lithium ore block 109 and removes, the removal subassembly includes driving motor 301, driving shaft 302 is installed to driving motor 301's output, driving shaft 302's outside is provided with initiative chain dish 303, initiative chain dish 303's outside is provided with chain 304, the inboard top of chain 304 is provided with transmission chain dish 305, transmission shaft 306 is installed in the inboard embedding of transmission chain dish 305, transmission shaft 306's outside is provided with drive roller 3, drive roller 3's left side is provided with two sets of rotatory rollers 307, drive roller 3 and rotatory roller 307 are located the inboard of high heat-retaining heat preservation 103 bottom, drive roller 3 is provided with a plurality of groups in roasting furnace 1 inside, through setting up by driving motor 301 in main structure, utilize driving motor 301 can provide rotatory regulation's ability for driving shaft 302, through initiative chain dish 303, chain 304 and transmission chain dish 305 structure can rotate drive roller 3 in the outside, can set for the rotational speed of drive roller 3 according to the circumstances, set for setting up the different lithium ore block's of setting up, the time of removing the lithium ore block is not being convenient for the low carbon ore block is roasted to the low carbon ore block position is effectively used to the low carbon ore block 109 to the low carbon ore block is not processed in the control position of roasting.
Referring to fig. 4, 6 and 8, an embodiment of the present utility model provides: a low-carbon lithium mineral roasting device with waste heat recovery function;
including roasting furnace 1, roasting furnace 1 left bottom is provided with four sets of bottom spacing 401, and lift push rod 402 is installed at the top of bottom spacing 401, and piston rod 403 is installed to lift push rod 402's output, and top spacing 404 is installed at the top of piston rod 403, and top spacing 404's top is provided with elevating platform 4, and bottom spacing 401 and top spacing 404 can provide the effect of angle tilt adjustment for inside lift push rod 402, utilize the piston rod 403 of lift push rod 402 control output to stretch out and draw back the elevating platform 4 that adjusts the top to rise with the material and push into the inside of heat exchange chamber 201.
Referring to fig. 4, 7 and 8, an embodiment of the present utility model is provided: a low-carbon lithium mineral roasting device with waste heat recovery function;
including adjusting box 105, the inside of adjusting box 105 is provided with the promotion subassembly, promote the subassembly and be used for preventing that low carbon lithium ore block 109 from appearing the condition of jam, promote the subassembly and include two sets of weld holder 501, electric putter 502 is installed to the inside embedding of weld holder 501, electric putter 502's output installs telescopic link 503, the right side of telescopic link 503 is provided with rotation axis 504, the outside of rotation axis 504 is provided with upset push rod 5, the inboard of upset push rod 5 begins to have spacing groove 505, the inboard of spacing groove 505 is provided with spacing axle 506, and spacing axle 506 is located the inside of high heat-retaining layer 103, because the problem that the jam can't fall voluntarily is because initial supporting spring 206 extrudeed in low carbon lithium ore block 109 ejection of compact, utilize weld holder 501 to fix electric putter 502 structure and main part adjusting box 105, guarantee electric putter 502's stability, avoid appearing rocking, and utilize electric putter 502 can drive telescopic link 503 of output and stretch out and draw back adjusting, the upset push rod 5 structure along rotation axis 504 is adjusted, because upset push rod 5 structure inboard is limited by spacing axle 506, make upset push rod 5 can only through the spacing groove 505 and carry out the inside through the effective entering lithium ore block of low carbon ore block 109 of the low carbon ore block of adjusting, the problem that can effectively be solved because the low carbon ore block 201 is pushed into the low carbon ore block 201 and is effectively through the low carbon ore block 201, the low carbon ore block 201 is burnt, the problem is easy to be solved, the problem of low carbon ore block 201 is easy to be caused to the low carbon, and the low carbon ore block 201 is easy to get into the low carbon ore block 201.
Referring to fig. 1, 2, 3 and 8, an embodiment of the present utility model is provided: a low-carbon lithium mineral roasting device with waste heat recovery function;
comprises a roasting furnace 1, an adjusting component is embedded in the right side of the roasting furnace 1 and is used for opening a heat-preserving door, the adjusting component comprises a lifting heat-preserving door 6, limiting plates 601 are arranged on the front and the back of the lifting heat-preserving door 6, a fixed toothed plate 602 is arranged on the right side of the lifting heat-preserving door 6, a limiting frame 603 is arranged on the top of the lifting heat-preserving door 6, a limiting chute 604 is arranged on the inner side of the limiting frame 603, a meshing gear 606 is arranged on the right side of the fixed toothed plate 602 in a meshing manner, a gear shaft 607 is arranged in the meshing gear 606 in a penetrating manner, an adjusting frame 605 is arranged on the outer side of the gear shaft 607 and is positioned on the inner side of the right side of the roasting furnace 1, a worm 608 is arranged at the bottom of the meshing gear 606, an adjusting motor 609 is arranged on the right side of the worm 608, the lifting heat-preserving door 6 is arranged in the main structure, the lifting thermal insulation door 6 can be used for providing preservation for the internal temperature, the stability during lifting adjustment can be increased by using the limiting plate 601, the limiting frame 603 structure at the top can be combined with the outer side of the main body structure, the limiting sliding adjustment effect can be realized by using the limiting chute 604 structure, the right adjusting frame 605 and the structure at the top are fixed in a welding mode, the stability of the structure is ensured, the power support of the adjusting assembly can be provided by the right adjusting motor 609, the worm 608 at the output end can be driven to rotate by energizing the adjusting motor 609, the worm 608 structure can synchronously rotate by rotating the meshing gear 606 structure at the top in a meshing control manner, the lifting thermal insulation door 6 can be adjusted by using the fixed toothed plate 602 in a combined manner, the occupied space of the structure can be reduced by the adjusting assembly, and the stability can be increased by adopting a simple structure, the problem that the heat insulation door of the high-temperature heat storage medium low-carbon lithium mineral roasting equipment is complex in structure and easy to damage is effectively solved.
The working steps of the roasting furnace are as follows:
s1, firstly, a worm 608 structure at the output end is controlled by a right-side adjusting motor 609 to rotate, so that the lifting thermal insulation door 6 is engaged and controlled to lift and adjust along the limiting plate 601, and after the lifting and opening are adjusted, the low-carbon lithium ore block 109 and the bearing plate 108 are pushed into the roasting furnace 1 along the supporting roller 102;
s2, a driving motor 301 at the bottom drives a driving shaft 302 at the output end to rotate after being electrified, and a transmission drive chain plate 303 and a chain 304 are driven to control a transmission chain plate 305 to rotate, so that an outer driving roller 3 is controlled to rotate, a moving force is provided for a bearing plate 108 supported at the top, and position adjustment is carried out along the bottom at the inner side;
s3, after roasting, the low-carbon lithium ore blocks are moved to the top of the lifting table 4, the lifting push rods 402 are used for controlling the piston rods 403 at the output end to perform telescopic adjustment, the lifting table 4 at the top is driven to ascend in a matched mode, so that the whole low-carbon lithium ore blocks 109 are controlled to ascend and contact the inclined seat 202, and the low-carbon lithium ore blocks 109 enter the heat exchange chamber 201 through the matching inclination of the four groups of lifting push rods 402.
And S4, after entering the interior continuously, the electric push rod 502 at the top controls the overturning push rod 5 to push the low-carbon lithium ore blocks 109 into the heat exchange chamber 201, and when the electric push rod moves, water flowing in the heat exchange tube 2 continuously absorbs the waste heat of the low-carbon lithium ore blocks 109 to exchange heat.
In the step S1, the method further includes the following steps:
s11, when the lifting thermal insulation door 6 is opened, the adjusting motor 609 is electrified to drive the worm 608 at the output end to rotate, the transmission engagement drives the engagement gear 606 to rotate, and the automatic control lifting thermal insulation door 6 is subjected to height adjustment along the limiting plate 601 when rotating due to the engagement installation between the engagement gear 606 and the fixed toothed plate 602, and meanwhile the limiting frame 603 on the outer side is subjected to sliding adjustment along the limiting sliding groove 604.
In the step S4, the method further includes the following steps:
s41, when cooling is performed, firstly, the low-carbon lithium ore blocks 109 are easy to be blocked, the electric push rod 502 at the top is electrified to drive the telescopic rod 503 at the output end to carry out telescopic adjustment, the transmission drives the overturning push rod 5 at the right side to overturn along the rotating shaft 504, the limiting groove 505 in the middle is always limited by the limiting shaft 506, and the blocked low-carbon lithium ore blocks 109 can be pushed into the interior by utilizing the overturning push rod 5;
s42, after being pushed into the interior, the low-carbon lithium ore block 109 in the interior slowly slides down under the action of the inclined gravity, and the bearing roller sleeve 204 at the bottom and the supporting spring 206 at the bottom are extruded, the bearing roller sleeve 204 rapidly rotates at the inner side of the limiting support 203, and the waste heat of the low-carbon lithium ore block 109 is conducted to the interior of the heat exchange tube 2 through metal for heat exchange.
Working principle: firstly, the worm 608 structure at the output end is controlled by the right adjusting motor 609 to rotate, so as to engage and control the lifting thermal insulation door 6 to lift and adjust along the limiting plate 601, after the adjustment is started, the low-carbon lithium ore block 109 and the bearing plate 108 are pushed into the roasting furnace 1 along the supporting roller 102, then the driving motor 301 at the bottom drives the driving shaft 302 at the output end to rotate after being electrified, the driving chain plate 303 and the chain 304 are driven to control the driving chain plate 305 to rotate by transmission, thereby controlling the driving roller 3 at the outer side to rotate, providing moving force for the bearing plate 108 supported at the top, adjusting the position along the bottom at the inner side, in the moving process, the gas pipe 106 at the top is connected with external natural gas, utilize inside flaming mouth 107 to roast slow moving's low carbon lithium ore block 109, will remove to the top of elevating platform 4 after roasting is accomplished, utilize elevating push rod 402 control output's piston rod 403 to carry out flexible regulation, the cooperation will drive elevating platform 4 at top and rise, thereby control whole low carbon lithium ore block 109 and contact tilting seat 202, make low carbon lithium ore block 109 get into the inside of heat exchange chamber 201 through four sets of elevating push rods 402 cooperation slopes, last continuously get into inside after, the electric putter 502 at top will control upset push rod 5 with low carbon lithium ore block 109 push into the inside of heat exchange chamber 201, when moving, the inside water that flows of heat exchange tube 2 will continuously absorb the waste heat of low carbon lithium ore block 109 carries out the heat exchange.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A low carbon lithium mineral roasting apparatus with waste heat recovery, comprising; roasting furnace (1), its characterized in that: a heat exchange component is arranged on the left side of the roasting furnace (1) and is used for carrying out waste heat exchange;
the heat exchange assembly comprises a heat exchange chamber (201), a plurality of groups of support springs (206) are arranged at the bottom of the heat exchange chamber (201), a support plate (205) is arranged at the top of each support spring (206), a plurality of groups of limit brackets (203) are arranged at the top of each support plate (205), a bearing roller sleeve (204) is embedded and arranged on the inner side of each limit bracket (203), and heat exchange tubes (2) are arranged in the bearing roller sleeves (204) in a penetrating mode.
2. A low carbon lithium mineral roasting plant with waste heat recovery according to claim 1, characterized in that: the right side of roasting furnace (1) is provided with inclined table (101), the top embedding case of inclined table (101) is by a plurality of groups backing roll (102), the inner wall of roasting furnace (1) is provided with high heat-retaining heat preservation (103), the inboard top of high heat-retaining heat preservation (103) is provided with baffle (104), the top of roasting furnace (1) is provided with adjusting box (105), the right side of adjusting box (105) inside is provided with gas pipe (106), a plurality of groups of fire-spraying mouth (107) are installed to the bottom of gas pipe (106), the inside of high heat-retaining heat preservation (103) is provided with a plurality of groups of loading board (108), the top of loading board (108) is provided with a plurality of groups of low carbon lithium ore blocks (109), the bottom of loading board (108) is provided with movable component, movable component is used for controlling low carbon lithium ore blocks (109) to remove, the bottom of roasting furnace (1) left side is provided with four groups of bottom limiting brackets (401), the inside of adjusting box (105) is provided with promotes the subassembly, it is used for preventing the condition that low carbon lithium ore blocks (109) from appearing blocking, the inside of roasting furnace (1) is provided with adjusting assembly, the embedded heat preservation subassembly is used for opening.
3. A low carbon lithium mineral roasting plant with waste heat recovery according to claim 1, characterized in that: two groups of inclined seats (202) are arranged on the right side inside the heat exchange chamber (201).
4. A low carbon lithium mineral roasting plant with waste heat recovery according to claim 2, characterized in that: the movable assembly comprises a driving motor (301), a driving shaft (302) is installed at the output end of the driving motor (301), a driving chain disc (303) is arranged on the outer side of the driving shaft (302), a chain (304) is arranged on the outer side of the driving chain disc (303), a transmission chain disc (305) is arranged on the top of the inner side of the chain (304), a transmission shaft (306) is installed in the inner side of the transmission chain disc (305) in an embedded mode, and a driving roller (3) is arranged on the outer side of the transmission shaft (306).
5. A low carbon lithium mineral roasting plant with waste heat recovery according to any one of claims 1 and 2, characterized in that: the front and the back of the right side of the roasting furnace (1) are provided with limiting structures, the top of the heat exchange chamber (201) is also provided with a plurality of groups of heat exchange tubes (2), the heat exchange tubes (2) cannot be adjusted and moved, and water inlet and outlet ports of the heat exchange tubes (2) are arranged on the front of the heat exchange chamber (201);
two groups of rotating rollers (307) are arranged on the left side of the driving roller (3), the driving roller (3) and the rotating rollers (307) are located on the inner side of the bottom of the high heat storage and insulation layer (103), and a plurality of groups of driving rollers (3) are arranged inside the roasting furnace (1).
6. A low carbon lithium mineral roasting plant with waste heat recovery according to claim 2, characterized in that: lifting push rods (402) are arranged at the tops of the bottom limiting frames (401), piston rods (403) are arranged at the output ends of the lifting push rods (402), top limiting frames (404) are arranged at the tops of the piston rods (403), and lifting platforms (4) are arranged at the tops of the top limiting frames (404).
7. A low carbon lithium mineral roasting plant with waste heat recovery according to claim 2, characterized in that: the pushing assembly comprises two groups of welding frames (501), an electric push rod (502) is embedded in the welding frames (501), a telescopic rod (503) is installed at the output end of the electric push rod (502), a rotating shaft (504) is arranged on the right side of the telescopic rod (503), a turnover push rod (5) is arranged on the outer side of the rotating shaft (504), a limit groove (505) is formed in the inner side of the turnover push rod (5), a limit shaft (506) is arranged on the inner side of the limit groove (505), and the limit shaft (506) is located in the high heat storage and heat preservation layer (103).
8. A low carbon lithium mineral roasting plant with waste heat recovery according to claim 2, characterized in that: the utility model provides an adjusting part includes lift heat preservation door (6), the front and the back of lift heat preservation door (6) are provided with limiting plate (601), the right side of lift heat preservation door (6) begins to have fixed pinion rack (602), the top of lift heat preservation door (6) is provided with spacing frame (603), the inboard of spacing frame (603) begins to have spacing spout (604), meshing gear (606) are installed in the right side meshing of fixed pinion rack (602), the inside of meshing gear (606) runs through and installs gear shaft (607), the outside of gear shaft (607) is provided with adjusting frame (605), and adjusting frame (605) are located the inboard on roasting furnace (1) right side, the bottom of meshing gear (606) is provided with worm (608), the right side of worm (608) is provided with accommodate motor (609), and accommodate motor (609) are located the right side of adjusting frame (605).
9. A process for the production of a low carbon lithium mineral roasting plant with waste heat recovery according to any one of claims 1 to 8, the roasting furnace operating as follows:
s1, firstly, a worm (608) structure at the output end is controlled by a right-side adjusting motor (609) to rotate, so that a lifting heat-preserving door (6) is engaged and controlled to lift and adjust along a limiting plate (601), and after the lifting heat-preserving door is adjusted and opened, a low-carbon lithium ore block (109) and a bearing plate (108) are pushed into the roasting furnace (1) along a supporting roller (102);
s2, a driving motor (301) at the bottom drives a driving shaft (302) at the output end to rotate after being electrified, and a transmission drive chain disc (303) and a chain (304) are driven to control a transmission chain disc (305) to rotate, so that a driving roller (3) at the outer side is controlled to rotate, a moving force is provided for a bearing plate (108) supported at the top, and position adjustment is carried out along the bottom at the inner side;
s3, after roasting, the material is moved to the top of the lifting table (4), a piston rod (403) at the output end is controlled by the lifting push rod (402) to perform telescopic adjustment, the lifting table (4) at the top is driven to ascend in a matched mode, so that the whole low-carbon lithium ore blocks (109) are controlled to ascend and contact the inclined seat (202), and the low-carbon lithium ore blocks (109) enter the heat exchange chamber (201) through matching and inclination of the four groups of lifting push rods (402).
And S4, after continuously entering the interior, the electric push rod (502) at the top is used for controlling the overturning push rod (5) to push the low-carbon lithium ore blocks (109) into the heat exchange chamber (201), and when the electric push rod moves, water flowing in the heat exchange tube (2) continuously absorbs the waste heat of the low-carbon lithium ore blocks (109) to exchange heat.
10. The process for producing a low-carbon lithium mineral roasting plant with waste heat recovery according to claim 9, further comprising, in step S1, the steps of:
s11, when the lifting heat-preserving door (6) is opened, the adjusting motor (609) is electrified to drive the worm (608) at the output end to rotate, the transmission engagement drives the engagement gear (606) to rotate and adjust, and the automatic control lifting heat-preserving door (6) is in height adjustment along the limiting plate (601) when the lifting heat-preserving door rotates due to the engagement installation between the engagement gear (606) and the fixed toothed plate (602), and meanwhile the outer limiting frame (603) is in sliding adjustment along the limiting sliding groove (604).
In the step S4, the method further includes the following steps:
s41, when cooling is performed, firstly, the low-carbon lithium ore blocks (109) are easy to be blocked, the electric push rod (502) at the top drives the telescopic rod (503) at the output end to carry out telescopic adjustment when being electrified, the transmission drives the overturning push rod (5) at the right side to overturn along the rotating shaft (504), the limiting groove (505) in the middle is always limited by the limiting shaft (506), and the blocked low-carbon lithium ore blocks (109) can be pushed into the interior by utilizing the overturning push rod (5);
s42, after being pushed into the interior, the low-carbon lithium ore blocks (109) in the interior slowly slide downwards under the action of inclined gravity, and the bearing roller sleeve (204) at the bottom and the supporting spring (206) at the bottom are extruded in a larger mode, the bearing roller sleeve (204) rapidly rotates at the inner side of the limiting support (203), and waste heat of the low-carbon lithium ore blocks (109) is conducted to the interior of the heat exchange tube (2) through metal to exchange heat.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310050720.8A CN116164531B (en) | 2023-02-01 | 2023-02-01 | Low-carbon lithium mineral roasting equipment and process with waste heat recovery function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310050720.8A CN116164531B (en) | 2023-02-01 | 2023-02-01 | Low-carbon lithium mineral roasting equipment and process with waste heat recovery function |
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| CN116164531B CN116164531B (en) | 2023-11-14 |
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| CN215810270U (en) * | 2021-09-24 | 2022-02-11 | 广东佳纳能源科技有限公司 | Waste lithium ion battery roasting waste heat stirring-free lithium leaching and slag pushing device |
| CN218410672U (en) * | 2021-08-06 | 2023-01-31 | 河南佰利新能源材料有限公司 | Roller kiln |
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| GB191023565A (en) * | 1910-10-11 | 1911-10-11 | Thomas Edwards | Improvements in Ore Roasting Furnaces. |
| FR1158248A (en) * | 1956-09-28 | 1958-06-12 | Chempatents | Process for preparing high purity lithium carbonate from a crude aqueous solution of lithium chloride |
| JP2002168571A (en) * | 2000-11-29 | 2002-06-14 | Kyocera Corp | Firing furnace and method for treating exhaust gas using it |
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| Publication number | Publication date |
|---|---|
| CN116164531B (en) | 2023-11-14 |
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