CN216282414U - Lump ore drying device - Google Patents
Lump ore drying device Download PDFInfo
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- CN216282414U CN216282414U CN202122596977.2U CN202122596977U CN216282414U CN 216282414 U CN216282414 U CN 216282414U CN 202122596977 U CN202122596977 U CN 202122596977U CN 216282414 U CN216282414 U CN 216282414U
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Abstract
The utility model relates to a lump ore drying device, which comprises a sintering bin and a drying bin, wherein one side of the sintering bin is provided with a dust falling pipe, the air exhaust end of a draught fan is provided with the drying bin, the dust falling pipe comprises an outer pipe and an inner pipe, a support column is arranged between the outer pipe and the inner pipe, the top of the inner pipe is provided with a filter hole, a dust removing plate is arranged in the inner pipe in a sliding manner, one side of the dust removing plate is fixedly provided with a pull rope, the bottom of the inner pipe is integrally provided with a dust exhaust pipe, and the dust exhaust pipe is provided with a switch valve; the lateral wall of the sintering bin is provided with a motor, the lateral wall of the drying bin is fixedly provided with a PLC (programmable logic controller), when hot waste gas enters the inner pipe of the dust falling pipe, larger dust particles fall onto the bottom wall of the inner pipe, smaller dust particles float onto the top wall of the inner pipe, and then the hot waste gas is discharged into the drying bin from the filter holes; the motor is started, the dust removing plate scrapes dust adhered to the inner wall of the inner pipe to the dust discharging pipe, and lump ore is dried by adopting hot waste gas after dust removal, so that energy is saved, and the cleaning burden of workers is reduced.
Description
Technical Field
The utility model relates to the field of ore production, in particular to a lump ore drying device.
Background
Lump ore (pellet) used by the blast furnace has high powder content and water content, so that the problem that the lump ore bin of an ore tank is stuck and the material is blocked to cause unsmooth discharge and influence on the batching of the lump ore is easily solved; secondly, the screening efficiency is low due to the blockage of the screen holes, and the air permeability of a blast furnace column and smelting indexes are greatly influenced if lump ore (pellet ore) raw ore is directly fed into the furnace; thirdly, when gluing the storehouse, stifled storehouse and unloading not in good order all need carry out the manual work and wash by water the clearance, not only influence normal lump ore join in marriage, there is great potential safety hazard in the manual work clearance ore storehouse moreover, also causes very big influence to surrounding environment health.
At present, the problems of unsmooth feeding of a blast furnace ore tank and high powder content of lump ore (pellet ore) are solved mainly by a method of drying and screening raw ore before the raw ore of the lump ore (pellet ore) enters a furnace, so that the yield level, the fuel ratio level and the cost average of the blast furnace reach better states. Therefore, preheating and drying of charged lump ore (pellet ore) is necessary, for example, chinese patent document No. CN211926367U discloses a lump ore drying device, which comprises a dryer, a hot-blast stove and a dust remover, wherein the dryer comprises a rotary cylinder, the rotary cylinder is arranged obliquely, a feed inlet is arranged at the upper end of the rotary cylinder, a discharge outlet is arranged at the lower end of the rotary cylinder, and the hot-blast stove is arranged at the discharge outlet; a plurality of lifting plates are arranged inside the rotary cylinder; the rotary cylinder body is also connected with an air pipe of the dust remover, and the device is high in energy consumption, and time and labor are wasted as the device is required to be disassembled when the dust in the rotary cylinder body is cleaned.
Disclosure of Invention
The utility model aims to provide a lump ore drying device, which is used for solving the problems of high energy consumption and difficult ash removal of the conventional lump ore drying device.
In order to solve the above problems, the technical scheme adopted by the utility model is as follows: a lump ore drying device comprises a sintering bin and a drying bin, wherein a dust falling pipe is fixedly arranged on one side of the sintering bin, an induced draft fan is fixedly arranged at one end, away from the sintering bin, of the dust falling pipe, the drying bin is fixedly arranged at the air exhaust end of the induced draft fan, the dust falling pipe comprises an outer pipe and an inner pipe, a support column is fixedly arranged between the outer pipe and the inner pipe, a plurality of filter holes are uniformly formed in the top of the inner pipe, a dust removing plate is arranged in the inner pipe in a sliding mode, a tension spring is fixedly arranged on one side of the dust removing plate, away from the tension spring, of the dust removing plate, a pull rope is fixedly arranged on one side of the dust removing plate, and one end, away from the dust removing plate, of the pull rope sequentially penetrates through the inner pipe and the outer pipe; a dust exhaust pipe is integrally arranged at the bottom of the inner pipe, and a switch valve is fixedly arranged on the dust exhaust pipe; the side wall of the sintering bin is fixedly provided with a motor, one end of the pull rope, far away from the dust removal plate, is wound on the motor, and the side wall of the drying bin is fixedly provided with a PLC (programmable logic controller).
Further, a rope guide sleeve is fixedly arranged on the dust falling pipe, and the stay rope is sleeved in the rope guide sleeve.
Furthermore, one side of the rope guide sleeve is provided with a fixed pulley.
Furthermore, a limiting block is fixedly arranged on one side of the fixed pulley.
Furthermore, the side wall of the dust removing plate is symmetrically provided with conical blocks.
Further, a dust collection box is arranged at the bottom of the dust exhaust pipe.
The utility model has the following beneficial effects: when waste gas in the sintering bin enters the inner pipe of the dust falling pipe, larger dust particles fall onto the bottom wall of the inner pipe, smaller dust particles float onto the top wall of the inner pipe, and hot waste gas after dust falling and filtering is discharged into the drying bin from the filtering holes; the motor starts, the dust removal board is in under the traction of stay cord will adhere in dust on the inner tube inner wall strikes off extremely in the dust exhaust pipe, open the ooff valve can be fast with dust particle discharge, adopts the hot waste gas after the dust fall to dry the lump ore, the effectual oven-dry mass who guarantees the lump ore, not only energy-conservation but also alleviate staff's clearance burden.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the inner tube.
Detailed Description
The utility model will be described in detail below with reference to the drawings and with reference to embodiments, it being noted that the embodiments and features of the embodiments of the utility model can be combined with each other without conflict.
As shown in fig. 1 to 2, the utility model relates to a lump ore drying device, which comprises a sintering bin 1 and a drying bin 2, wherein a dust-falling pipe 3 is fixedly arranged on one side of the sintering bin 1, a rope guide sleeve 33 is fixedly arranged on the dust-falling pipe 3, a pull rope 9 is sleeved in the rope guide sleeve 33, a fixed pulley 34 is arranged on one side of the rope guide sleeve 33, and a limit block 35 is fixedly arranged on one side of the fixed pulley 34. Fixed draught fan 4 that is equipped with of one end that sintering storehouse 1 was kept away from to dust fall pipe 3, the fixed stoving storehouse 2 that is equipped with of the end of airing exhaust of draught fan 4, dust fall pipe 3 includes outer tube 31 and inner tube 32, the fixed support column 5 that is equipped with between outer tube 31 and the inner tube 32, a plurality of filtration pores 6 have evenly been seted up at the top of inner tube 32, it is equipped with dust removal board 7 to slide in the inner tube 32, the lateral wall symmetry of dust removal board 7 is equipped with toper piece 71, toper piece 71 adopts the inclined plane design more convenient to strike off the dust to dust exhaust pipe 10 in. A tension spring 8 is fixedly arranged on one side of the dust plate 7, a pull rope 9 is fixedly arranged on one side of the dust plate 7 far away from the tension spring 8, and one end of the pull rope 9 far away from the dust plate 7 sequentially penetrates through the inner pipe 32 and the outer pipe 31; the bottom of the inner pipe 32 is integrally provided with a dust exhaust pipe 10, and the dust exhaust pipe 10 is fixedly provided with a switch valve 11; the bottom of the dust exhaust pipe 10 is provided with a dust box 14. A motor 12 is fixedly arranged on the side wall of the sintering bin 1, one end of the pull rope 9, which is far away from the dust removal plate 7, is wound on the motor 12, and a PLC (programmable logic controller) control device 13 is fixedly arranged on the side wall of the drying bin 2, specifically, when waste gas in the sintering bin 1 enters the inner pipe 32 of the dust removal pipe 3, larger dust particles fall onto the bottom wall of the inner pipe 32, smaller dust particles float onto the top wall of the inner pipe 32, and hot waste gas after dust removal and filtration is discharged into the drying bin 2 from the filtration hole 6; starting motor 12, dust removal board 7 strikes off the dust of adhesion on the inner tube 32 inner wall to dust exhaust pipe 10 under the traction of stay cord 9, opens on-off valve 11 and can discharge the dust granule fast, and the hot waste gas after the adoption dust fall is dried the lump ore, the effectual oven-dry mass who guarantees the lump ore, and not only energy-conservation still alleviates staff's clearance burden.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments can be modified, or the central technical features thereof can be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a lump ore drying device, includes sintering storehouse and stoving storehouse, its characterized in that: a dust falling pipe is fixedly arranged on one side of the sintering bin, an induced draft fan is fixedly arranged at one end, away from the sintering bin, of the dust falling pipe, the drying bin is fixedly arranged at an air exhaust end of the induced draft fan, the dust falling pipe comprises an outer pipe and an inner pipe, a support column is fixedly arranged between the outer pipe and the inner pipe, a plurality of filter holes are uniformly formed in the top of the inner pipe, a dust removing plate is arranged in the inner pipe in a sliding mode, a tension spring is fixedly arranged on one side of the dust removing plate, a pull rope is fixedly arranged on one side, away from the tension spring, of the dust removing plate, and one end, away from the dust removing plate, of the pull rope sequentially penetrates through the inner pipe and the outer pipe; a dust exhaust pipe is integrally arranged at the bottom of the inner pipe, and a switch valve is fixedly arranged on the dust exhaust pipe; the side wall of the sintering bin is fixedly provided with a motor, one end of the pull rope, far away from the dust removal plate, is wound on the motor, and the side wall of the drying bin is fixedly provided with a PLC (programmable logic controller).
2. The lump ore drying device according to claim 1, wherein: a rope guide sleeve is fixedly arranged on the dust falling pipe, and the stay rope is sleeved in the rope guide sleeve.
3. The lump ore drying device according to claim 2, wherein: and a fixed pulley is arranged on one side of the rope guide sleeve.
4. The lump ore drying device according to claim 3, wherein: and a limiting block is fixedly arranged on one side of the fixed pulley.
5. The lump ore drying device according to claim 1, wherein: the side wall of the dust removing plate is symmetrically provided with conical blocks.
6. The lump ore drying device according to claim 1, wherein: and a dust collection box is arranged at the bottom of the dust exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122596977.2U CN216282414U (en) | 2021-10-27 | 2021-10-27 | Lump ore drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122596977.2U CN216282414U (en) | 2021-10-27 | 2021-10-27 | Lump ore drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216282414U true CN216282414U (en) | 2022-04-12 |
Family
ID=81071965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122596977.2U Active CN216282414U (en) | 2021-10-27 | 2021-10-27 | Lump ore drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216282414U (en) |
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2021
- 2021-10-27 CN CN202122596977.2U patent/CN216282414U/en active Active
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