CN207726737U - Production device for liquid sulfur dioxide - Google Patents
Production device for liquid sulfur dioxide Download PDFInfo
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- CN207726737U CN207726737U CN201721606377.7U CN201721606377U CN207726737U CN 207726737 U CN207726737 U CN 207726737U CN 201721606377 U CN201721606377 U CN 201721606377U CN 207726737 U CN207726737 U CN 207726737U
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Abstract
The utility model discloses a liquid sulfur dioxide's apparatus for producing, including sulfur melting tank, burning sulphur spray gun, burning sulphur stove, air heat exchanger, desulfurizing tower, purifier, compressor, oil filter and SO2The condenser, the export of melting sulphur groove and the liquid sulphur access connection of burning sulphur spray gun, the shower nozzle and the sulfur burning furnace of burning sulphur spray gun are connected, the exhanst gas outlet and the air heat exchanger of sulfur burning furnace are connected, the flue gas entry connection of air heat exchanger and desulfurizing tower, the flue gas discharge port and the purifier of desulfurizing tower are connected, purifier is connected with the compressor, the compressor is connected with oil filter, oil filter and SO filter are connected2The condenser is connected. The utility model has high product quality, and the produced liquid sulfur dioxide product contains sulfur dioxide (SO)2) More than or equal to 99.97 percent, less than or equal to 0.010 percent of residue and less than or equal to 0.020 percent of water, the indexes meet the high-grade product requirements in the quality standard of liquid sulfur dioxide products, the three wastes are discharged up to the standard, the environment is not damaged, the energy consumption is reduced, and the cost is reduced.
Description
Technical field
The utility model belongs to sulfur dioxide liquid production technical field, and in particular to a kind of production of sulfur dioxide liquid
Device.
Background technology
Sulfur dioxide liquid is colourless transparent liquid, irritant stink.Relative density 1.43 (0 degree), is dissolved in water, ethyl alcohol
And ether.It, can be by hydrogen reduction at hydrogen sulfide, by Carbon monoxide reduction at sulphur under high temperature catalyst existence condition.Liquid dioxy
The good solvent for changing sulphur or industrial multiple compounds, can be used as reducing agent, refrigerant, preservative, bleaching agent and other have
Machine products material manufactures sodium hydrosulfite and sulphite, is usually used in the row such as nonferrous smelting, pesticide, medicine, staple fibre and dyestuff
Industry.
Pure sulfur dioxide gas is usually first made when producing sulfur dioxide liquid, then compressed or freezing is liquefied.
Traditional pure oxygen burning method is to flow into the sulphur after fusing in reacting furnace to be passed through oxygen combustion generation sulfur dioxide gas then
Sulfur dioxide liquid is made in compression condensation after removing Cosan.This method is much excessive due to sulphur in the reaction, so making
A large amount of sulphur evaporations enter follow-up workshop section with sulfur dioxide gas, cause the cleaning equipment load of sulfur dioxide gas to aggravate, transport
Row is unstable, and sulfur dioxide product is exceeded containing Cosan.
Utility model content
Purpose of the utility model is to solve the technical problems existing in the prior art, provide a kind of product quality
Height, to environmental concerns and will not can reduce the life of energy consumption, a kind of sulfur dioxide liquid for reducing cost at three wastes qualified discharge
Produce device.
In order to achieve the above object, the utility model uses following technical scheme:A kind of production dress of sulfur dioxide liquid
It sets, including sulfur melting groove, combustion sulphur spray gun, sulfur furnace, air heat exchanger, desulfurizing tower, purifier, compressor, oil strainer and SO2
The outlet of condenser, the sulfur melting groove is connect with the molten sulfur import of combustion sulphur spray gun, and the nozzle of the combustion sulphur spray gun connects with sulfur furnace
It connecing, the exhanst gas outlet of the sulfur furnace is connect with air heat exchanger, the smoke inlet connection of the air heat exchanger and desulfurizing tower,
The flue gas emission mouth of the desulfurizing tower is connect with purifier, and the purifier is connect with compressor, the compressor and oil
Filter connects, the oil strainer and SO2Condenser connects.
Further, the combustion sulphur spray gun includes molten sulfur channel, and the one end in the molten sulfur channel is equipped with molten sulfur import, described
The other end in molten sulfur channel is equipped with nozzle and nozzle, and the outside in the molten sulfur channel is equipped with steam channel, on the steam channel
It is connected with steam pipe, condensed water comb is equipped in the steam channel, the oxygen being connect with nozzle is equipped with outside the steam channel
Gas channel is connected with oxygen hose on the oxygen channel.
Further, the sulfur furnace includes L-shaped furnace shell and the combustion zone that is surrounded by furnace shell, is equipped with outside the furnace shell
Mineral wool board, the furnace shell inner wall are equipped with refractory brick, and the top of the furnace shell is equipped with combustion sulphur spray gun interface, the side of the furnace shell
Equipped with exhanst gas outlet.
Further, the furnace shell side wall in the top sidewall of the furnace shell and close to exhanst gas outlet is equipped with temperature-measuring port.
Further, the furnace shell bottom is equipped with bearing.
Further, the purifier include sequentially connected gravitational settler, cyclone dust collectors, bagroom,
Concentrated sulfuric acid scrubbing tower and pneumatic filter, the gravitational settler, cyclone dust collectors and bagroom are connected separately with sulphur
The washing nozzle of powder basin, the concentrated sulfuric acid scrubbing tower is connected with recycle acid basin, the recycle acid basin by acid circulating pump
It is connect with the bottom of concentrated sulfuric acid scrubbing tower.
Further, the SO2Condenser is connect with water circulation system, and the water circulation system includes hot-tub, cold water
Tower and water cooling pond, the hot-tub are connect by heat-exchanger pump with cooling column, and the cooling column is connect with water cooling pond, the water cooling pond
Pass through water supply pump and SO2Condenser connects, the SO2Condenser is connect with hot-tub.
Further, it is connected with Roots blower on the air heat exchanger.
Further, the sulfur melting groove is connect by liquid sulfur pump with molten sulfur conveyance conduit, the molten sulfur conveyance conduit and height
Position slot connection, the head tank are connect with the molten sulfur import of combustion sulphur spray gun.
The utility model has the advantages that compared with the prior art:The production of the utility model sulfur dioxide liquid fills
Set include mainly sulfur melting groove, combustion sulphur spray gun, sulfur furnace, air heat exchanger, desulfurizing tower, purifier, compressor, oil strainer and
SO2Condenser, sulphur, which burns with oxygen in sulfur furnace, generates sulfur dioxide flue gas, and sulfur dioxide flue gas is dropped through air heat exchanger
Further cooled down by desulfurizing tower after temperature and the Cosan in preliminary scrubbing CO_2 flue gas, the sulfur dioxide after preliminary desulfurization
Purified device carries out forming clean sulfur dioxide gas after deep desulfuration flue gas again, sulfur dioxide gas using compression,
Product fluid sulfur dioxide product after oil removing, condensation, that it changes the combustion sulphur that traditional pure oxygen burning method prepares sulfur dioxide liquid
Mode and the product quality that sulfur dioxide liquid is improved using purifier, the sulfur dioxide liquid product of production contain two oxygen
Sulphur(SO2)>=99.97%, residue≤0.010%, moisture≤0.020%, index reach two oxygen sulphur target level of product quality of liquid
(GB/T3637-93) the high-class product requirement in, and three wastes qualified discharge will not reduce energy consumption, reduce to environmental concerns
Cost.In addition, the combustion sulphur spray gun of the utility model mainly include molten sulfur channel, molten sulfur import, nozzle, nozzle, steam channel,
Steam pipe, condensed water comb, oxygen channel and oxygen hose, molten sulfur enter through molten sulfur import in molten sulfur channel, and steam is through steam pipe
Into steam channel, oxygen enters oxygen channel through oxygen hose, which can accurately control the amount of sulphur and oxygen, and energy
Molten sulfur is set to be sufficiently mixed with oxygen.Meanwhile the sulfur furnace of the utility model includes mainly furnace shell, combustion zone, mineral wool board, fire resisting
Brick, combustion sulphur spray gun interface and exhanst gas outlet, which accumulates big, molten sulfur and oxygen can be sufficiently mixed burning, burning production
Raw sulfur dioxide in flue gas concentration is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram that the utility model fires sulphur spray gun;
Fig. 3 is the structural schematic diagram of the utility model sulfur furnace;
Fig. 4 is the process flow chart of the utility model.
The utility model reference numeral meaning is as follows:1, sulfur melting groove;2, sulphur spray gun is fired;3, sulfur furnace;4, air heat exchanger;
5, desulfurizing tower;6, purifier;7, compressor;8, oil strainer;9、SO2Condenser;10, molten sulfur channel;11, molten sulfur import;
12, nozzle;13, nozzle;14, steam channel;15, steam pipe;16, condensed water comb;17, oxygen channel;18, oxygen hose;19、
Furnace shell;20, combustion zone;21, mineral wool board;22, refractory brick;23, sulphur spray gun interface is fired;24, exhanst gas outlet;25, temperature-measuring port;
26, bearing;27, gravitational settler;28, cyclone dust collectors;29, bagroom;30, concentrated sulfuric acid scrubbing tower;31, gas filtration
Device;32, Cosan basin;33, acid circulating pump;34, recycle acid basin;35, hot-tub;36, cooling column;37, water cooling pond;38、
Heat-exchanger pump;39, water supply pump;40, Roots blower;41, liquid sulfur pump;42, head tank.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, a kind of process units of sulfur dioxide liquid, including sulfur melting groove 1, combustion sulphur spray gun 2, sulfur furnace 3, sky
Gas heat exchanger 4, desulfurizing tower 5, purifier 6, compressor 7, oil strainer 8 and SO2The outlet of condenser 9, sulfur melting groove 1 passes through liquid
Sulphur pump 41 is connect with molten sulfur conveyance conduit, and molten sulfur conveyance conduit is connect with head tank 42, the molten sulfur of head tank 42 and combustion sulphur spray gun 2
Import 11 connects, and the nozzle 13 of combustion sulphur spray gun 2 is connect with sulfur furnace 3, and exhanst gas outlet 24 and the air heat exchanger 4 of sulfur furnace 3 connect
It connects, Roots blower 40 is connected on air heat exchanger 4, air heat exchanger 4 is connect with the smoke inlet of desulfurizing tower 5, desulfurizing tower 5
Flue gas emission mouth connect with purifier 6, purifier 6 is connect with compressor 7, and compressor 7 is connect with oil strainer 8, oil
Filter 8 and SO2Condenser 9 connects, SO2Condenser 9 is connect with water circulation system, and water circulation system includes hot-tub 35, cold water
Tower 36 and water cooling pond 37, hot-tub 35 are connect by heat-exchanger pump 38 with cooling column 36, and cooling column 36 is connect with water cooling pond 37, cold water
Pond 37 passes through water supply pump 39 and SO2Condenser 9 connects, SO2Condenser 9 is connect with hot-tub 35.Purifier 6 includes connecting successively
Gravitational settler 27, cyclone dust collectors 28, bagroom 29, concentrated sulfuric acid scrubbing tower 30 and the pneumatic filter 31 connect, gravity
Settler 27, cyclone dust collectors 28 and bagroom 29 are connected separately with Cosan basin 32, and concentrated sulfuric acid scrubbing tower 30 is washed
It washs nozzle and recycle acid basin 34 is connected with by acid circulating pump 33, recycle acid basin 34 and the bottom of concentrated sulfuric acid scrubbing tower 30 connect
It connects.
As shown in Fig. 2, combustion sulphur spray gun 2 includes molten sulfur channel 10, molten sulfur channel 10 be used to spray into sulfur furnace 3 molten sulfur into
One end of row burning, molten sulfur channel 10 is equipped with molten sulfur import 11, and the other end in molten sulfur channel 10 is equipped with nozzle 12 and nozzle 13, liquid
The outside in sulphur channel 10 is equipped with steam channel 14, and steam pipe 15 is connected on steam channel 14, and steam pipe 15 is used for logical to steam
Steam is conveyed in road 14, and condensed water comb 16 is equipped in steam channel 14, condensed water comb 16 is used for the heat preservation in molten sulfur channel 10,
14 outside of steam channel is equipped with the oxygen channel 17 being connect with nozzle 13, and oxygen channel 17 into sulfur furnace 3 for spraying into oxygen
It is combustion-supporting to molten sulfur, oxygen hose 18 is connected on oxygen channel 17, oxygen hose 18 into oxygen channel 17 for conveying oxygen.
As shown in figure 3, sulfur furnace 3 includes L-shaped furnace shell 19 and the combustion zone 20 surrounded by furnace shell 19, setting outside furnace shell 19
There are mineral wool board 21,19 inner wall of furnace shell to be equipped with refractory brick 22, the top of furnace shell 19 is equipped with combustion sulphur spray gun interface 23, the side of furnace shell 19
It holds and is equipped with exhanst gas outlet 24, temperature-measuring port is equipped in the top sidewall of furnace shell 19 and close to 19 side wall of furnace shell of exhanst gas outlet 24
25,19 bottom of furnace shell is equipped with bearing 26.
As shown in figure 4, using aforesaid liquid sulfur dioxide process units when, include the following steps:
Step 1:Sulphur is added in sulfur melting groove 1 with steam-melting and is incited somebody to action by liquid sulfur pump 41 and molten sulfur conveyance conduit
Molten sulfur after fusing is added in head tank 42, and head tank 42 and molten sulfur conveyance conduit use steam insulation.
Step 2:Molten sulfur from head tank 42 from the molten sulfur channel 10 for flowing to combustion sulphur spray gun 2, steam through steam pipe 15 into
Enter steam channel 14, oxygen enters oxygen channel 17 through oxygen hose 18, and flowmeter and solenoid valve control molten sulfur and oxygen object is used in combination
The amount ratio of matter is 1.05-1.1, and molten sulfur sprays into 3 internal combustion of sulfur furnace after the ejection of nozzle 12 with oxygen mix and together from nozzle 13
It burns and generates sulfur dioxide flue gas.
Step 3:The sulfur dioxide flue gas of generation enters air heat exchanger 4, air heat-exchange from the exhanst gas outlet of sulfur furnace 3
Sulfur dioxide flue gas is cooled to 460-500 DEG C by device 4, while the air for heat exchange is heated to 400 DEG C of hot wind and can do
He uses.
Step 4:It is cooled to 460-500 DEG C of sulfur dioxide flue gas and 120-150 is further cooled to by desulfurizing tower 5
DEG C, the sulfur gas after cooling in sulfur dioxide flue gas is condensed into molten sulfur, and desulfurizing tower 5 has achieved the effect that preliminary desulfurization, takes off
The sulphur removed is back to sulfur melting groove 1 in the form of molten sulfur.
Step 5:Gravitational settler 27, the cyclone dust collectors of sulfur dioxide flue gas after preliminary desulfurization purified device 6 again
28, deep desulfuration is carried out after bagroom 29, concentrated sulfuric acid scrubbing tower 30, pneumatic filter 31, sulfur dioxide flue gas is through too deep
Clean sulfur dioxide gas is formed after degree desulfurization.
Step 6:It is 0.4-0.6MPa that clean sulfur dioxide gas compressor 7, which is compressed to pressure, then through oil strainer
8 carry out oil removing(Oil in the gas is brought by compressor).
Step 7:The sulfur dioxide gas after oil removing is compressed through SO2Condenser 9 is condensed to 20-40 DEG C, generates liquid dioxy
Change sulphur.
The sulfur dioxide liquid product produced in the method contains two oxygen sulphur(SO2)>=99.97%, residue≤0.010%,
Moisture≤0.020%, index reach the requirement of the high-class product in two oxygen sulphur target level of product quality (GB/T3637-93) of liquid.This
Method produces sulfur dioxide product quality height, and can be with stability contorting.
Claims (9)
1. a kind of process units of sulfur dioxide liquid, it is characterised in that:Including sulfur melting groove(1), combustion sulphur spray gun(2), sulfur furnace
(3), air heat exchanger(4), desulfurizing tower(5), purifier(6), compressor(7), oil strainer(8)And SO2Condenser(9),
The sulfur melting groove(1)Outlet with combustion sulphur spray gun(2)Molten sulfur import(11)Connection, the combustion sulphur spray gun(2)Nozzle(13)
With sulfur furnace(3)Connection, the sulfur furnace(3)Exhanst gas outlet(24)With air heat exchanger(4)Connection, the air heat exchanger
(4)With desulfurizing tower(5)Smoke inlet connection, the desulfurizing tower(5)Flue gas emission mouth and purifier(6)Connection, it is described
Purifier(6)With compressor(7)Connection, the compressor(7)With oil strainer(8)Connection, the oil strainer(8)With
SO2Condenser(9)Connection.
2. a kind of process units of sulfur dioxide liquid according to claim 1, it is characterised in that:The combustion sulphur spray gun
(2)Including molten sulfur channel(10), the molten sulfur channel(10)One end be equipped with molten sulfur import(11), the molten sulfur channel(10)'s
The other end is equipped with nozzle(12)And nozzle(13), the molten sulfur channel(10)Outside be equipped with steam channel(14), the steam
Channel(14)On be connected with steam pipe(15), the steam channel(14)It is interior to be equipped with condensed water comb(16), the steam channel
(14)Outside is equipped with and nozzle(13)The oxygen channel of connection(17), the oxygen channel(17)On be connected with oxygen hose(18).
3. a kind of process units of sulfur dioxide liquid according to claim 1, it is characterised in that:The sulfur furnace(3)
Including L-shaped furnace shell(19)And by furnace shell(19)The combustion zone surrounded(20), the furnace shell(19)Outside is equipped with mineral wool board
(21), the furnace shell(19)Inner wall is equipped with refractory brick(22), the furnace shell(19)Top be equipped with combustion sulphur spray gun interface(23), institute
State furnace shell(19)Side be equipped with exhanst gas outlet(24).
4. a kind of process units of sulfur dioxide liquid according to claim 3, it is characterised in that:The furnace shell(19)'s
In top sidewall and close to exhanst gas outlet(24)Furnace shell(19)Side wall is equipped with temperature-measuring port(25).
5. a kind of process units of sulfur dioxide liquid according to claim 3, it is characterised in that:The furnace shell(19)Bottom
Portion is equipped with bearing(26).
6. a kind of process units of sulfur dioxide liquid according to claim 1, it is characterised in that:The purifier
(6)Including sequentially connected gravitational settler(27), cyclone dust collectors(28), bagroom(29), concentrated sulfuric acid scrubbing tower
(30)And pneumatic filter(31), the gravitational settler(27), cyclone dust collectors(28)And bagroom(29)Connect respectively
It is connected to Cosan basin(32), the concentrated sulfuric acid scrubbing tower(30)Washing nozzle pass through acid circulating pump(33)It is connected with recycle acid
Basin(34), the recycle acid basin(34)With concentrated sulfuric acid scrubbing tower(30)Bottom connection.
7. a kind of process units of sulfur dioxide liquid according to claim 1, it is characterised in that:The SO2Condenser
(9)It is connect with water circulation system, the water circulation system includes hot-tub(35), cooling column(36)And water cooling pond(37), described
Hot-tub(35)Pass through heat-exchanger pump(38)With cooling column(36)Connection, the cooling column(36)With water cooling pond(37)Connection, it is described
Water cooling pond(37)Pass through water supply pump(39)With SO2Condenser(9)Connection, the SO2Condenser(9)With hot-tub(35)Connection.
8. a kind of process units of sulfur dioxide liquid according to claim 1, it is characterised in that:The air heat exchanger
(4)On be connected with Roots blower(40).
9. a kind of process units of sulfur dioxide liquid according to claim 1, it is characterised in that:The sulfur melting groove(1)
Pass through liquid sulfur pump(41)It is connect with molten sulfur conveyance conduit, the molten sulfur conveyance conduit and head tank(42)Connection, the head tank
(42)With combustion sulphur spray gun(2)Molten sulfur import(11)Connection.
Priority Applications (1)
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CN201721606377.7U CN207726737U (en) | 2017-11-27 | 2017-11-27 | Production device for liquid sulfur dioxide |
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CN201721606377.7U CN207726737U (en) | 2017-11-27 | 2017-11-27 | Production device for liquid sulfur dioxide |
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CN207726737U true CN207726737U (en) | 2018-08-14 |
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ID=63088788
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107827086A (en) * | 2017-11-27 | 2018-03-23 | 西北矿冶研究院 | Production device and method of liquid sulfur dioxide |
CN117049480B (en) * | 2023-09-20 | 2024-03-12 | 东营东岳盐业有限公司 | Sulfur incinerator with condensation structure for reducing sulfur dioxide flue gas temperature |
-
2017
- 2017-11-27 CN CN201721606377.7U patent/CN207726737U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107827086A (en) * | 2017-11-27 | 2018-03-23 | 西北矿冶研究院 | Production device and method of liquid sulfur dioxide |
CN117049480B (en) * | 2023-09-20 | 2024-03-12 | 东营东岳盐业有限公司 | Sulfur incinerator with condensation structure for reducing sulfur dioxide flue gas temperature |
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