CN213624310U - Antimony steam flash oxidation device and smelting furnace - Google Patents
Antimony steam flash oxidation device and smelting furnace Download PDFInfo
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- CN213624310U CN213624310U CN202022401934.XU CN202022401934U CN213624310U CN 213624310 U CN213624310 U CN 213624310U CN 202022401934 U CN202022401934 U CN 202022401934U CN 213624310 U CN213624310 U CN 213624310U
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- oxygen supply
- oxygen
- gooseneck
- supply pipe
- antimony
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Abstract
The utility model relates to the technical field of smelting, in particular to an antimony vapor flash oxidation device, which comprises an oxygen supply joint and an oxygen supply mechanism, wherein the oxygen supply joint comprises an oxygen supply pipe fixedly arranged on a gooseneck, one end of the oxygen supply pipe is provided with an oxygen inlet, the other end of the oxygen supply pipe is provided with an oxygen outlet communicated with the gooseneck, and the outer wall of the oxygen supply pipe is provided with a cooling mechanism; the oxygen supply mechanism is communicated with the oxygen inlet so as to supply oxygen into the oxygen supply pipe. The utility model also discloses a smelting furnace, including foretell antimony steam flash oxidation unit. The utility model discloses a antimony steam flash oxygenChange device and smelting furnace, can improve the SO in the flue gas2The concentration is in accordance with the acid making requirement.
Description
Technical Field
The utility model relates to a smelt technical field, especially relate to an antimony steam flash oxidation unit and smelting furnace.
Background
At present, antimony is smelted by a smelting furnace usually, coke and antimony sulfide are added into a hearth from the top of the furnace in the smelting process, the antimony sulfide is quickly volatilized into smoke after entering the smelting furnace, the air introduced into a gooseneck is used for oxidizing the antimony sulfide in the smoke in the process of discharging the smoke from the hearth through the gooseneck, SO that the antimony sulfide is oxidized to produce antimony oxide, but because a large amount of air enters the smoke, SO in the smoke is caused to enter2The content of (A) is reduced, and the content of (A) is about 1.1 percent, so that the requirement of acid preparation cannot be met.
Disclosure of Invention
The utility model aims at solving at least one of the technical problems mentioned above, and provides an antimony steam flash oxidation device and a smelting furnace, which can improve SO in flue gas2The concentration is in accordance with the acid making requirement.
In order to realize the purpose, the utility model discloses a technical scheme be: an antimony steam flash oxidation device comprises an oxygen supply connector and an oxygen supply mechanism, wherein the oxygen supply connector comprises an oxygen supply pipe fixedly arranged on a gooseneck, one end of the oxygen supply pipe is provided with an oxygen inlet, the other end of the oxygen supply pipe is provided with an oxygen outlet communicated with the gooseneck, and the outer wall of the oxygen supply pipe is provided with a cooling mechanism; the oxygen supply mechanism is communicated with the oxygen inlet so as to supply oxygen into the oxygen supply pipe.
Preferably, the cooling mechanism comprises a cooling water jacket arranged on the outer wall of the oxygen supply pipe, the cooling water jacket is provided with a cooling water inlet and a cooling water outlet, and the cooling water inlet and the cooling water outlet are respectively connected with a water supply pipeline and a water outlet pipeline.
Preferably, the oxygen suppliment mechanism is including oxygen storage tank and oxygen suppliment pipeline, and oxygen suppliment pipeline's one end intercommunication oxygen storage tank, other end intercommunication oxygen import, and oxygen suppliment pipeline is provided with air compressor on the way.
Preferably, the oxygen supply pipeline is provided with a flow control valve.
The utility model also provides a smelting furnace, including furnace body, fire cabinet to and the gooseneck of intercommunication furnace body and fire cabinet, be connected with above-mentioned arbitrary on the gooseneck antimony steam flash oxidation unit.
Preferably, the gooseneck is in the shape of an inverted V and comprises a front section and a rear section, wherein the front section is obliquely arranged upwards, and the rear section is obliquely arranged downwards.
Preferably, the oxygen supply joint is arranged at one end of the front section close to the furnace body.
Preferably, the gooseneck is provided with a mounting hole, and the oxygen supply pipe is spliced and matched with the mounting hole and fixedly mounted on the gooseneck through a flange.
The beneficial effects are that: compared with the prior art, the utility model discloses an antimony steam flash oxidation device is equipped with the oxygen supply pipe through adorning on the gooseneck, and oxygen supply mechanism lets in the oxygen content and is about 45% oxygen boosting air through supplying the oxygen pipe to the gooseneck, and the antimony steam that will volatilize is oxidized rapidly to need not to let in the external air in to the gooseneck, reduced the air quantity in the flue gas, thereby improved the SO in the flue gas2Concentration to accord with the system sour requirement, and be equipped with cooling device through the outer wall facial make-up at the oxygen supply pipe, can cool off the oxygen supply pipe, thereby the effectual phenomenon that melts appears in the effect of the flue gas that has prevented the oxygen supply pipe at the high temperature, in order to improve the life who supplies the oxygen pipe.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the antimony vapor flash oxidation apparatus of the present invention;
FIG. 2 is a schematic view of the structure of an oxygen supply joint;
fig. 3 is a schematic structural view of the smelting furnace of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 3, an antimony steam flash oxidation device comprises an oxygen supply connector 1 and an oxygen supply mechanism, wherein the oxygen supply connector 1 comprises an oxygen supply pipe 2 fixedly installed on a gooseneck 16, the oxygen supply pipe 2 can be in a round pipe shape, one end of the oxygen supply pipe 2 is provided with an oxygen inlet 3, the other end of the oxygen supply pipe is provided with an oxygen outlet 4 communicated with the gooseneck 16, the outer wall of the oxygen supply pipe 2 is provided with a cooling mechanism, and the oxygen supply mechanism is communicated with the oxygen inlet 3 to supply oxygen into the oxygen supply pipe 2.
The utility model discloses an antimony steam flash oxidation device is equipped with oxygen supply pipe 2 through adorning on gooseneck 16, and oxygen supply mechanism lets in the oxygen content through oxygen supply pipe 2 and is about 45% oxygen boosting air in to gooseneck 16, and the antimony steam that will volatilize is oxidized rapidly, followsWithout introducing outside air into the gooseneck 16, the air quantity entering the flue gas is reduced, thereby improving the SO in the flue gas2Concentration to accord with the system sour requirement, and be equipped with cooling device through the outer wall facial make-up at oxygen supply pipe 2, can cool off oxygen supply pipe 2, thereby the effectual phenomenon that melts appears in the effect of oxygen supply pipe 2 flue gas of having prevented under the high temperature, with the life who improves oxygen supply pipe 2.
As shown in fig. 2, in one preferred embodiment, the cooling mechanism may include a cooling water jacket 5 mounted on an outer wall of the oxygen supply tube 2, the cooling water jacket 5 has a cooling water inlet 6 and a cooling water outlet 7, the cooling water inlet 6 and the cooling water outlet 7 are respectively connected to a water supply pipeline 8 and a water outlet pipeline 9, specifically, the cooling water jacket 5 is sleeved on the outer wall of the oxygen supply tube 2 and fixedly connected to the outer wall of the oxygen supply tube 2 by welding, a cavity is formed between the cooling water jacket 5 and the outer wall of the oxygen supply tube 2, the cooling water inlet 6 and the cooling water outlet 7 are both communicated with the cavity, cooling water is supplied into the cavity through the water supply pipeline 8, and the cooling water absorbs heat on the oxygen supply tube 2 and is discharged through the water outlet pipeline 9 to cool the oxygen supply tube 2.
In another preferred embodiment, the oxygen supply mechanism may include an oxygen storage tank 10 and an oxygen supply pipeline 11, one end of the oxygen supply pipeline 11 is communicated with the oxygen storage tank 10, the other end is communicated with the oxygen inlet 3, and an air compressor 12 is disposed on the oxygen supply pipeline 11, and the oxygen in the oxygen storage tank 10 is supplied to the gooseneck 16 through the oxygen supply pipeline 11 by the power supplied by the air compressor 12. Furthermore, the oxygen supply pipeline 11 can be provided with a flow control valve 13, and the oxygen supply amount can be conveniently regulated and controlled by arranging the flow control valve 13.
As shown in fig. 3, the utility model also provides a smelting furnace, including furnace body 14, fire cabinet 15 to and the gooseneck 16 of intercommunication furnace body 14 and fire cabinet 15, be connected with above-mentioned arbitrary on the gooseneck 16 antimony steam flash oxidation unit, it is specific, furnace body 14 is provided with feed inlet and exhanst gas outlet, is provided with the gas access on the fire cabinet 15, the one end intercommunication exhanst gas outlet of gooseneck 16, other end intercommunication exhanst gas inlet, and fire cabinet 15 does not set up any space that communicates with the outside air, in order to avoid the outside air to get into in the fire cabinet 15.
The utility model discloses a smelting furnace is equipped with oxygen supply pipe 2 through at gooseneck 16 facial make-up, and oxygen supply mechanism lets in the oxygen content through oxygen supply pipe 2 to gooseneck 16 and is about 45% oxygen boosting air, and the antimony steam that will volatilize is oxidized rapidly to need not to let in the external air to gooseneck 16 or fire cabinet 15, reduced the air volume in the entering flue gas, thereby improved the SO in the flue gas and supplied oxygen pipe 2, the antimony steam that will volatilize is oxidized rapidly, thereby has improved the SO cabinet 152Concentration to accord with the system sour requirement, and be equipped with cooling device through the outer wall facial make-up at oxygen supply pipe 2, can cool off oxygen supply pipe 2, thereby the effectual phenomenon that melts appears in the effect of oxygen supply pipe 2 flue gas of having prevented under the high temperature, with the life who improves oxygen supply pipe 2.
In a preferred embodiment, the gooseneck 16 can be an inverted V-shape, and includes a front section 17 that is inclined upward and a rear section 18 that is inclined downward, the upper end of the front section 17 is connected with the upper end of the rear end to form the V-shape, the gooseneck 16 is an inverted V-shape, so that dust in flue gas can be effectively prevented from accumulating at the bottom of the gooseneck 16, and the front section 17 and the rear end that are inclined can make dust slide down from two ports along the inclined bottom surface of the gooseneck 16, thereby achieving the purpose of reducing dust accumulation.
In another preferred embodiment, the oxygen supply joint 1 can be installed at one end of the front section 17 close to the furnace body 14, when the flue gas just enters the gooseneck 16 from the furnace body 14, the temperature is highest, the oxygen supply joint 1 is installed at one end of the gooseneck 16 close to the furnace body 14, the flue gas can be reacted with oxygen in the first time after entering the gooseneck 16, and the reaction time is increased, so that the reaction of the flue gas and the oxygen is more sufficient.
In more preferred embodiment, can be provided with the mounting hole on the gooseneck 16, the external diameter of oxygen supply pipe 2 and the internal diameter phase-match of mounting hole, when the installation, the cooperation of pegging graft of oxygen supply pipe 2 tip and mounting hole, and all be provided with the ring flange on oxygen supply pipe 2 and the gooseneck 16, through bolted connection ring flange to supply oxygen supply pipe 2 fixed mounting on gooseneck 16, with the stability that improves oxygen supply pipe 2 installation.
The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.
Claims (8)
1. The antimony steam flash oxidation device is characterized by comprising an oxygen supply connector (1) and an oxygen supply mechanism, wherein the oxygen supply connector (1) comprises an oxygen supply pipe (2) fixedly mounted on a gooseneck (16), one end of the oxygen supply pipe (2) is provided with an oxygen inlet (3), the other end of the oxygen supply pipe is provided with an oxygen outlet (4) communicated with the gooseneck (16), and the outer wall of the oxygen supply pipe (2) is provided with a cooling mechanism; the oxygen supply mechanism is communicated with the oxygen inlet (3) to supply oxygen into the oxygen supply pipe (2).
2. A flash antimony vapor oxidation device according to claim 1, wherein the cooling mechanism comprises a cooling water jacket (5) installed on the outer wall of the oxygen supply pipe (2), the cooling water jacket (5) has a cooling water inlet (6) and a cooling water outlet (7), and the cooling water inlet (6) and the cooling water outlet (7) are respectively connected with a water supply pipeline (8) and a water outlet pipeline (9).
3. The antimony vapor flash oxidation device according to claim 1, wherein the oxygen supply mechanism comprises an oxygen storage tank (10) and an oxygen supply pipeline (11), one end of the oxygen supply pipeline (11) is communicated with the oxygen storage tank (10), the other end of the oxygen supply pipeline is communicated with the oxygen inlet (3), and an air compressor (12) is arranged on the oxygen supply pipeline (11).
4. A flash antimony vapour oxidising device according to claim 3, wherein the oxygen supply line (11) is fitted with a flow control valve (13).
5. A smelting furnace, characterized by comprising a furnace body (14), a fire box (15), and a gooseneck (16) for communicating the furnace body (14) and the fire box (15), wherein the gooseneck (16) is connected with an antimony steam flash oxidation device according to any one of claims 1 to 4.
6. The smelting furnace according to claim 5, further comprising a closed fire box (15), wherein the gooseneck (16) is inverted V-shaped and comprises a front section (17) arranged obliquely upwards and a rear section (18) arranged obliquely downwards.
7. A smelting furnace according to claim 6, characterized in that the oxygen supply connection (1) is arranged at the end of the front section (17) near the furnace body (14).
8. The smelting furnace according to claim 7, characterized in that the gooseneck (16) is provided with mounting holes, and the oxygen supply pipe (2) is in plug-in fit with the mounting holes and is fixedly mounted on the gooseneck (16) through a flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401934.XU CN213624310U (en) | 2020-10-26 | 2020-10-26 | Antimony steam flash oxidation device and smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401934.XU CN213624310U (en) | 2020-10-26 | 2020-10-26 | Antimony steam flash oxidation device and smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213624310U true CN213624310U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022401934.XU Active CN213624310U (en) | 2020-10-26 | 2020-10-26 | Antimony steam flash oxidation device and smelting furnace |
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| Country | Link |
|---|---|
| CN (1) | CN213624310U (en) |
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2020
- 2020-10-26 CN CN202022401934.XU patent/CN213624310U/en active Active
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