CN212720927U - Furnace gas recovery system of submerged arc furnace - Google Patents
Furnace gas recovery system of submerged arc furnace Download PDFInfo
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- CN212720927U CN212720927U CN202021608165.4U CN202021608165U CN212720927U CN 212720927 U CN212720927 U CN 212720927U CN 202021608165 U CN202021608165 U CN 202021608165U CN 212720927 U CN212720927 U CN 212720927U
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- furnace
- submerged arc
- dust remover
- arc furnace
- conveyor
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Abstract
The utility model provides a furnace gas recovery system of a submerged arc furnace, which comprises the submerged arc furnace and a dust remover, wherein the upper part of the submerged arc furnace is provided with a feed inlet and a furnace gas outlet, a coal gas retort is arranged above the submerged arc furnace, a discharge port of the coal gas retort is communicated with the feed inlet, an air inlet of the dust remover is communicated with the furnace gas outlet, and a sundry outlet of the dust remover is communicated with an inlet of a storage bin after passing through a conveyor through a pipeline; and an air outlet of the dust remover is introduced into the coal carbonization furnace from the lower part of the coal carbonization furnace through a pipeline. The furnace gas of the submerged arc furnace is recovered by the dust remover to be used as fuel of the coal carbonization furnace, and impurities in the furnace gas are sent into the storage bin by the conveyor and are used in other occasions, so that the comprehensive recovery and utilization of the submerged arc furnace gas are realized.
Description
Technical Field
The utility model relates to a carbide production technical field, concretely relates to furnace gas recovery system of hot stove in ore deposit.
Background
The submerged arc furnace is a main equipment for producing calcium carbide, and is mainly characterized by that it utilizes submerged arc electric heating of electrode and resistance electric heating of material to heat the material (such as quicklime and carbon material) in the furnace, and makes the material produce chemical reaction so as to obtain the calcium carbide or iron alloy.
Application No. CN110081434A hot stove purification ash processing system in ore deposit, carbide production system, hot stove purification ash processing method in ore deposit, wherein, a high-efficient energy-conserving carbide production system, including hot stove in ore deposit, be equipped with at least a set of material generation system above hot stove in ore deposit, every set of material generation system is including the lime kiln and the coal gas retort that correspond the setting, and the carbide can produce a large amount of burner gases in process of production, and the essential element of burner gas is CO and ash, needs now to retrieve CO and ash and utilize.
SUMMERY OF THE UTILITY MODEL
To the demand among the prior art, the utility model provides a furnace gas recovery system of hot stove in ore deposit.
A furnace gas recovery system of an ore smelting furnace comprises the ore smelting furnace and a dust remover, wherein a feed inlet and a furnace gas outlet are formed in the upper part of the ore smelting furnace, a coal carbonization furnace is arranged above the ore smelting furnace, a discharge port of the coal carbonization furnace is communicated with the feed inlet, an air inlet of the dust remover is communicated with the furnace gas outlet, and a sundry outlet of the dust remover is communicated with an inlet of a storage bin after passing through a conveyor through a pipeline; and the gas outlet of the dust remover is introduced into the coal carbonization furnace from the lower part of the coal carbonization furnace through a pipeline.
Further comprises the following steps: and an impeller feeder is arranged on the sundries outlet and is communicated with the conveyor through a pipeline.
Further comprises the following steps: the conveyor is a scraper conveyor or a pipe chain conveyor.
Further comprises the following steps: the lower part of the storage bin is provided with a discharge hole, and a switch control valve is arranged on the discharge hole.
The utility model has the advantages that: the furnace gas of the submerged arc furnace is recovered by the dust remover to be used as fuel of the coal carbonization furnace, and impurities in the furnace gas are sent into the storage bin by the conveyor and are used in other occasions, so that the comprehensive recovery and utilization of the submerged arc furnace gas are realized.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the area A in FIG. 1;
fig. 3 is a schematic structural diagram of a part of the components in the present invention.
In the figure, 1, a submerged arc furnace; 2. a lime kiln; 3. a coal gas retort; 6. a dust remover; 61. a vane feeder; 62. a conveyor; 63. a storage bin.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention. It should be noted that the terms of orientation such as left, middle, right, up and down in the examples of the present invention are only relative to each other or are referred to the normal use status of the product, and should not be considered as limiting.
A furnace gas recovery system of a submerged arc furnace is shown by combining a figure 1, a figure 2 and a figure 3, and comprises a submerged arc furnace 1 and a dust remover 6, wherein a feed inlet and a furnace gas outlet are formed in the upper part of the submerged arc furnace 1, a coal gas retort 3 is arranged above the submerged arc furnace 1, a discharge port of the coal gas retort 3 is communicated with the feed inlet, an air inlet of the dust remover 6 is communicated with the furnace gas outlet, a sundry outlet of the dust remover 6 is communicated with an inlet of a storage bin 63 after passing through a conveyor 62 through a pipeline, and the conveyor 62 is a scraper or a pipe chain machine; and the gas outlet of the dust remover 6 is introduced into the coal carbonization furnace 3 from the lower part of the coal carbonization furnace 3 through a pipeline.
Wherein, an impeller feeder 61 is arranged on the sundries outlet, and the impeller feeder 61 is communicated with the conveyor 62 through a pipeline; a discharge port is arranged at the lower part of the stock bin 63, and a switch control valve is arranged on the discharge port.
The utility model discloses a theory of operation: the lime kiln and the coal dry distillation furnace supply calcium carbide production raw materials into the submerged arc furnace through the feeding hole, the calcium carbide production raw materials react to form calcium carbide liquid under the action of an electrode in the submerged arc furnace, furnace gas is generated in the submerged arc furnace in the process, the furnace gas of the submerged arc furnace enters the dust remover through the first furnace gas outlet, the dust remover separates carbon monoxide and coal powder in the furnace gas of the submerged arc furnace, the coal powder sequentially passes through the impeller feeder and the conveyor and then is stored in the storage bin and used by other equipment or sold, and the carbon monoxide separated by the dust remover enters the coal dry distillation furnace to serve as fuel.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a furnace gas recovery system of hot stove in ore deposit which characterized in that: the device comprises a submerged arc furnace and a dust remover, wherein a feed inlet and a furnace gas outlet are formed in the upper part of the submerged arc furnace, a coal dry distillation furnace is arranged above the submerged arc furnace, a discharge outlet of the coal dry distillation furnace is communicated with the feed inlet, an air inlet of the dust remover is communicated with the furnace gas outlet, and a sundry outlet of the dust remover is communicated with an inlet of a storage bin after passing through a conveyor through a pipeline; and the gas outlet of the dust remover is introduced into the coal carbonization furnace from the lower part of the coal carbonization furnace through a pipeline.
2. The furnace gas recovery system of a submerged arc furnace as claimed in claim 1, characterized in that: and an impeller feeder is arranged on the sundries outlet and is communicated with the conveyor through a pipeline.
3. The furnace gas recovery system of a submerged arc furnace as claimed in claim 1, characterized in that: the conveyor is a scraper conveyor or a pipe chain conveyor.
4. The furnace gas recovery system of a submerged arc furnace as claimed in claim 1, characterized in that: the lower part of the storage bin is provided with a discharge hole, and a switch control valve is arranged on the discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021608165.4U CN212720927U (en) | 2020-08-05 | 2020-08-05 | Furnace gas recovery system of submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021608165.4U CN212720927U (en) | 2020-08-05 | 2020-08-05 | Furnace gas recovery system of submerged arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212720927U true CN212720927U (en) | 2021-03-16 |
Family
ID=74913892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021608165.4U Active CN212720927U (en) | 2020-08-05 | 2020-08-05 | Furnace gas recovery system of submerged arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212720927U (en) |
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2020
- 2020-08-05 CN CN202021608165.4U patent/CN212720927U/en active Active
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