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CN-224230647-U - Roasting device for preparing lithium carbonate

CN224230647UCN 224230647 UCN224230647 UCN 224230647UCN-224230647-U

Abstract

The utility model relates to the technical field of lithium carbonate preparation, and discloses a roasting device for preparing lithium carbonate, which comprises an ash collecting cylinder and supporting seats symmetrically arranged on a bracket, wherein a roasting furnace is arranged between the two supporting seats, a feeding pipe and a discharging pipe are respectively arranged on the two supporting seats, through being provided with an album ash section of thick bamboo in roasting furnace, be provided with a plurality of ash mechanisms that advance on album ash section of thick bamboo, and be connected with the ash pipe in album ash section of thick bamboo one end, the dust granule that falls on album ash section of thick bamboo is through advancing ash pipe and a plurality of interior ash pipe entering album ash section of thick bamboo in advancing ash mechanism's the outer, just can discharge through the ash pipe, prevents the accumulation of dust granule.

Inventors

  • ZHANG MAILIN
  • Zhao Fengke
  • LI HUILIAN

Assignees

  • 巩义市红旗炉料有限公司

Dates

Publication Date
20260512
Application Date
20250523

Claims (7)

  1. 1. The roasting device for preparing lithium carbonate is characterized by comprising supporting seats (2) symmetrically arranged on a bracket (1), wherein a roasting furnace (3) is arranged between the two supporting seats (2); the ash collecting cylinder (4) is arranged in the roasting furnace (3), a plurality of ash feeding mechanisms (5) are arranged on the ash collecting cylinder (4), and one end of the ash collecting cylinder (4) is connected with an ash discharging pipe (6); the two supporting seats (2) are respectively provided with a feed pipe (7) and a discharge pipe (8).
  2. 2. The roasting device for preparing lithium carbonate according to claim 1, wherein the ash feeding mechanism (5) comprises an outer ash feeding pipe (51) and a plurality of inner ash feeding pipes (52), connecting bolts (53) and connecting nuts (54), the outer ash feeding pipe (51) and the inner ash feeding pipes (52) are all arranged to be of conical pipe structures, the outer ash feeding pipe (51) comprises a plurality of sub-pipes (511), the sub-pipes (511) are connected with first connecting plates (512), the inner ash feeding pipes (52) comprise conical pipe bodies (521), the conical pipe bodies (521) are connected with second connecting plates (522), the inner ash feeding pipes (52) are all provided with inner parts of the outer ash feeding pipes (51), and the first connecting plates (512) and the second connecting nuts (54) are fixedly connected through the connecting bolts (53) and the connecting nuts (54).
  3. 3. The roasting device for preparing lithium carbonate according to claim 2, wherein a material blocking screen (9) is arranged in the outer ash inlet pipe (51).
  4. 4. The roasting device for preparing lithium carbonate according to claim 1, wherein a heating shell (10) is arranged on the outer side of the roasting furnace (3), a heat preservation and insulation layer (11) is arranged on the inner wall of the heating shell (10), and an air inlet pipe (12) and an air outlet pipe (13) are respectively arranged on the heating shell (10) at positions close to two ends.
  5. 5. The roasting device for preparing lithium carbonate according to claim 1, wherein the roasting furnace (3) is obliquely arranged, and the inclination angle of the roasting furnace (3) is 5-10 degrees.
  6. 6. The roasting device for preparing lithium carbonate according to claim 1, wherein a plurality of evenly distributed material shoveling plates (14) are arranged on the inner wall of the roasting furnace (3).
  7. 7. The roasting device for preparing lithium carbonate according to claim 1, wherein the roasting furnace (3) is sleeved with a gear ring (15), and the bracket (1) is provided with a driving device matched with the gear ring (15).

Description

Roasting device for preparing lithium carbonate Technical Field The utility model relates to the technical field of lithium carbonate preparation, in particular to a roasting device for preparing lithium carbonate. Background The roasting method is needed for preparing lithium carbonate, the roasting of the lithium carbonate refers to a process of performing physical and chemical conversion on crude lithium carbonate through high-temperature heat treatment, and the roasting of the lithium carbonate needs to be used for preparing a roasting device of the lithium carbonate. Some roasting devices for preparing lithium carbonate on the market at present are disclosed in patent publication No. CN221685191U, for example, which inputs high-temperature gas into the heating channel through the gas inlet pipe, so that raw materials are heated from the inside, the heat of the high-temperature gas can be fully absorbed, the utilization rate of heat energy is improved, and the heating channel is driven to rotate through a motor, so that the raw materials in the roasting channel are rolled to realize uniform heating, but a large amount of dust particles are generated due to the decomposition and overturning collision of the materials in the roasting process, and the accumulation of the dust particles can influence the roasting efficiency and the product quality. We have therefore proposed a roasting apparatus for preparing lithium carbonate in order to solve the problems set forth above. Disclosure of utility model The utility model aims to solve the problems that in the existing roasting devices for preparing lithium carbonate, a large amount of dust particles are generated due to the decomposition and overturning collision of materials in the roasting process, and the accumulation of the dust particles can influence the roasting efficiency and the product quality. The roasting device for preparing lithium carbonate comprises supporting seats symmetrically arranged on a bracket, wherein a roasting furnace is arranged between the two supporting seats; The ash collecting cylinder is arranged in the roasting furnace, a plurality of ash feeding mechanisms are arranged on the ash collecting cylinder, and one end of the ash collecting cylinder is connected with an ash discharging pipe; the two supporting seats are respectively provided with a feed pipe and a discharge pipe. Further, advance grey mechanism and advance grey pipe and connecting bolt and coupling nut in outer ash pipe and a plurality of, advance grey pipe and a plurality of in and all set up to the conical tube structure, just outer ash pipe that advances includes a plurality of minute body, all be connected with first connecting plate on the minute body, interior ash pipe that advances includes the conical tube body, be connected with the second connecting plate on the conical tube body, a plurality of in advance grey pipe all be provided with outside ash pipe inside, connect fixedly through connecting bolt and coupling nut between first connecting plate and the second coupling nut. Further, a material blocking screen is arranged in the outer ash inlet pipe. Further, the outside of the roasting furnace is provided with a heating shell, the inner wall of the heating shell is provided with a heat preservation and insulation layer, and the positions, close to two ends, on the heating shell are respectively provided with an air inlet pipe and an air outlet pipe. Further, the roasting furnace is obliquely arranged, and the inclination angle of the roasting furnace is 5-10 degrees. Further, a plurality of evenly distributed material shoveling plates are arranged on the inner wall of the roasting furnace. Further, a gear ring is sleeved on the roasting furnace, and a driving device matched with the gear ring is arranged on the bracket. The utility model has the beneficial effects that the ash collecting cylinder is arranged in the roasting furnace, the ash collecting cylinder is provided with the plurality of ash inlet mechanisms, one end of the ash collecting cylinder is connected with the ash discharge pipe, and dust particles falling on the ash collecting cylinder are discharged through the ash discharge pipe after entering the ash collecting cylinder through the outer ash inlet pipe and the plurality of inner ash inlet pipes of the ash inlet mechanisms, so that the accumulation of the dust particles is prevented. Drawings FIG. 1 is a schematic structural view of a roasting apparatus for preparing lithium carbonate according to the present utility model; FIG. 2 is a schematic view showing a first sectional structure of a roasting apparatus for producing lithium carbonate according to the present utility model; FIG. 3 is an enlarged schematic view of the partial structure A of FIG. 2 in accordance with the present utility model; FIG. 4 is a schematic view showing a second sectional structure of a roasting apparatus for producing lithium carbonate according to the pre