CN210426115U - Automatic preheating feeder for top of submerged arc furnace - Google Patents
Automatic preheating feeder for top of submerged arc furnace Download PDFInfo
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- CN210426115U CN210426115U CN201921348196.8U CN201921348196U CN210426115U CN 210426115 U CN210426115 U CN 210426115U CN 201921348196 U CN201921348196 U CN 201921348196U CN 210426115 U CN210426115 U CN 210426115U
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- submerged arc
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Abstract
The utility model belongs to the technical field of smelting process, namely an automatic charging machine for preheating furnace top of submerged arc furnace. The device consists of a rotary chassis, a closed cover, a driving device and a material pushing device; the rotary chassis is concentric with the submerged arc furnace, the rotary chassis is driven to rotate along the center of the submerged arc furnace by a driving device, the rotary chassis is covered by a sealing cover, the sealing cover and the rotary chassis are sealed by water, the sealing cover is fixed, materials of the rotary chassis penetrate through the sealing cover and are continuously added on the rotary chassis, and when the rotary chassis is rotated to a furnace top bin to be fed, a material pushing device for pushing the materials on the chassis into the furnace top bin is arranged beside the rotary chassis; 10-12 gas burners for spraying flame on the material are arranged on the closed cover. The utility model uses the gas of the ore-smelting furnace to heat the materials, and the high-temperature materials enter the furnace for smelting, thereby greatly reducing the smelting power consumption.
Description
Technical Field
The utility model belongs to the technical field of smelting process, namely an automatic charging machine for preheating furnace top of submerged arc furnace.
Background
In the prior art, in ironIn the field of alloy, for example, when chromium series, manganese series and other alloys are produced by adopting a closed ore-smelting furnace, a large amount of ore-smelting furnace gas can be generated, the gas is generated after a reducing agent is added in smelting production, the CO content is up to about 70 percent, and the heat value is 2500kcal/Nm3。
Under the guidance of national industrial policies, ferroalloy production gradually develops towards a large-scale closed submerged arc furnace, so that the generated submerged arc furnace gas has no good utilization way and is not effectively utilized, and a plurality of enterprises ignite and discharge the recovered gas at a chimney opening, thereby not only wasting huge energy, but also causing environmental pollution and simultaneously having the problem of high production energy consumption of the submerged arc furnace.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above insufficiency and provides a gas ore-smelting furnace top preheating automatic feeder which uses ore-smelting furnace gas for heating materials and reduces smelting power consumption.
The technical solution of the utility model is that: an automatic preheating feeder for the top of a submerged arc furnace is characterized by consisting of a rotary chassis, a closed cover, a driving device and a material pushing device;
the rotary chassis is concentric with the submerged arc furnace, the rotary chassis is driven to rotate along the center of the submerged arc furnace by a driving device, the rotary chassis is covered by a sealing cover, the sealing cover and the rotary chassis are sealed by water, the sealing cover is fixed, materials of the rotary chassis penetrate through the sealing cover and are continuously added on the rotary chassis, and when the rotary chassis is rotated to a furnace top bin to be fed, a material pushing device for pushing the materials on the chassis into the furnace top bin is arranged beside the rotary chassis; 10-12 gas burners for spraying flame on the material are arranged on the closed cover.
Refractory bricks are laid on the rotary chassis, and gaps among the refractory bricks are filled with refractory caulking agents.
Arrange the hot stove top of ore deposit with the local and add the bed of material, join in succession of the material that has joined in marriage the utility model discloses the device, the utility model discloses the device is the annular design, along the continuous slow rotation of furnace core, the material is automatic to be unloaded into the furnace top feed bin when changeing to the furnace top feed bin that lacks the material. Meanwhile, the coal gas of the ore smelting furnace is ignited by a gas burner, the flame is sprayed on the charge level in the charging machine, the raw materials are heated, and after the raw materials heated to the temperature of 700 plus 800 ℃ enter the furnace, the power consumption for smelting can be reduced by one third.
The utility model has the advantages that: 1. the utility model uses the gas of the ore-smelting furnace to heat the materials, and the high-temperature materials enter the furnace for smelting, thereby greatly reducing the smelting power consumption. 2. The utility model discloses continuous rotation is reinforced, through automated control, very big improvement the hot stove automation level in ore deposit.
Embodiments of the present invention will be described in further detail with reference to examples.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a partial structure schematic diagram of the furnace top bin and the charging device.
Fig. 3 is a schematic view of the driving device.
Fig. 4 is a schematic view of the pusher mechanism.
Detailed Description
Referring to fig. 1-4, the part names are as follows: referring to fig. 1 and 2, the names of the components are as follows: the device comprises a rotary chassis 1, a closed cover 2, a driving device 3, a pushing device 4, a water seal 5, a furnace top bin 6, materials 7, a gas burner 8, a motor 9, a coupling 10, a speed reducer 11, a driving wheel 12, a cylinder 13 and a push rod 14.
Referring to fig. 1 and 2, the automatic preheating feeder for the top of the submerged arc furnace comprises a rotary chassis 1, a closed cover 2, a driving device 3 and a material pushing device 4.
Arrange 10-12 furnace roof feed bins 6 at hot stove top in ore deposit, furnace roof feed bin 6 arranges according to ring shape, the utility model discloses install on 6 upper portions of furnace roof feed bin, rotary chassis 1 and the hot stove in ore deposit are concentric, and it is rotatory along the hot stove center in ore deposit through 3 drive rotary chassis 1 on drive arrangement, and annular airtight cover 2 is fixed motionless, covers rotary chassis 1, adopts water-stop seal 5 between airtight cover 2 and the rotary chassis 1. The materials 7 penetrate through the closed cover 2 and are continuously added on the rotating chassis 1, and when the rotating chassis 1 rotates to the furnace top bin 6 needing to be charged, the material pushing device 4 is started to push the materials 7 on the rotating chassis 1 into the furnace top bin 6.
Refractory bricks are laid on the rotary base plate 1, gaps among the refractory bricks are filled with refractory joint mixture, the side wall of the rotary base plate 1 is knotted by refractory castable, and the closed cover 2 is knotted by the refractory castable.
10-12 gas burners 8 are arranged on the closed cover 2, the gas of the ore-smelting furnace is ignited by the gas burners 8, the flame is sprayed on the material 7, the material 7 is heated, and the material can be heated to 800 ℃ at most.
The device of the utility model is airtight with the furnace top bin 6, which prevents air from entering and prevents the coke of the material 7 from burning.
Referring to fig. 3, the furnace top preheating automatic feeding driving device works, a motor 9 drives a coupler 10 to be driven by a speed reducer 11, and the output end of the speed reducer 11 is connected with a driving wheel 12 so as to drive the rotating chassis 1 to realize reasonable movement speed to complete the processes of feeding and pushing materials into the furnace top bin 6.
Referring to fig. 4, when the rotating chassis 1 moves to a corresponding position, the air cylinder 13 acts, the piston rod retracts to drive the push rod 14 to lean against the vertical surface of the rotating chassis 1, and the material 7 on the rotating chassis 1 falls into the furnace top bin 6 along the push rod 14.
The above description is only exemplary of the present invention, and the various illustrations do not limit the essence of the present invention.
Claims (2)
1. An automatic preheating feeder for a submerged arc furnace top is characterized by consisting of a rotary chassis (1), a closed cover (2), a driving device (3) and a material pushing device (4); the rotary chassis (1) is concentric with the submerged arc furnace, the rotary chassis is driven to rotate along the center of the submerged arc furnace through a driving device, the rotary chassis (1) is covered by a closed cover (2), a water seal (5) is adopted between the closed cover (2) and the rotary chassis (1), the closed cover (2) is fixed, materials of the rotary chassis (1) penetrate through the closed cover (2) and are continuously added on the rotary chassis (1), and when the rotary chassis (1) rotates to a furnace top bin (6) needing to be fed, a material pushing device (4) for pushing the materials (7) on the rotary chassis (1) into the furnace top bin (6) is arranged beside the rotary chassis (1); 10-12 gas burners (8) for spraying flame on the material, a motor (9), a coupling (10), a speed reducer (11) and a driving wheel (12) are arranged on the closed cover (2).
2. The automatic preheating feeder for the top of the submerged arc furnace as claimed in claim 1, wherein the rotary base plate (1) is laid with refractory bricks, and gaps between the refractory bricks are filled with a refractory caulking agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921348196.8U CN210426115U (en) | 2019-08-20 | 2019-08-20 | Automatic preheating feeder for top of submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921348196.8U CN210426115U (en) | 2019-08-20 | 2019-08-20 | Automatic preheating feeder for top of submerged arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210426115U true CN210426115U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921348196.8U Active CN210426115U (en) | 2019-08-20 | 2019-08-20 | Automatic preheating feeder for top of submerged arc furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN210426115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375553A (en) * | 2019-08-20 | 2019-10-25 | 通化建新科技有限公司 | A kind of mineral hot furnace furnace roof preheating automatic charging equipment |
-
2019
- 2019-08-20 CN CN201921348196.8U patent/CN210426115U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375553A (en) * | 2019-08-20 | 2019-10-25 | 通化建新科技有限公司 | A kind of mineral hot furnace furnace roof preheating automatic charging equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic feeder for preheating top of submerged arc furnace Effective date of registration: 20221121 Granted publication date: 20200428 Pledgee: Tonghua Branch of China Construction Bank Corp. Pledgor: TONGHUA JIANXIN TECHNOLOGY Co.,Ltd. Registration number: Y2022220000098 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |