CN208244434U - A kind of double spray sulfur-containing tail gas processing units - Google Patents
A kind of double spray sulfur-containing tail gas processing units Download PDFInfo
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- CN208244434U CN208244434U CN201820464416.2U CN201820464416U CN208244434U CN 208244434 U CN208244434 U CN 208244434U CN 201820464416 U CN201820464416 U CN 201820464416U CN 208244434 U CN208244434 U CN 208244434U
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Abstract
The utility model belongs to gold metallurgy tail gas treatment device technical field, specifically, it is related to a kind of double spray sulfur-containing tail gas processing units, including reactor tank, smoke-intake pipe, smoke exhaust pipe and drain pipe, smoke exhaust pipe is installed at the top of reactor tank, drain pipe is installed on the side wall of reaction pot bottom, the tail end of drain pipe is connected to above acid bath, smoke-intake pipe is installed on side wall in the middle part of reactor tank, it further include the leaching of level-one spraying mechanism and second level spraying mechanism, level-one spraying mechanism is serially connected on smoke-intake pipe, and second level spraying mechanism is mounted in reactor tank.The technical solution of the utility model includes two sets of spray systems, and level-one spray system is mounted in smoke-intake pipe, carries out first time spray, and second level spray system is mounted in reactor tank, carries out further absorption processing to tail gas；Grading design spray system increases the distance of spray, increases the time of contact of flue gas and water, so that more preferable to the assimilation effect of sulfur dioxide and sulfur trioxide.
Description
Technical field
The utility model belongs to gold metallurgy tail gas treatment device technical field, in particular to a kind of double spray sulfur-bearing tails
Flash Gas Compression Skid System.
Background technique
Extraction of gold by cyanidation technique since the advent of the world, has there is more than 100 years history so far.Cyanide leaching of gold room temperature, often
The features such as pressure carries out, and has leaching velocity fast, and leaching rate is high, and cyanide consumption is low, corrosion-free to equipment, although using cyaniding
Object is severe poisonous chemicals, but this method is used till today always.For many years, people be dedicated to research replace cyanide nontoxic or
Less toxic leaching agent, but could not also find so far is suitable for the widely applied toxin free gold leaching leaching agent of industry.
The raw material of extraction of gold by cyanidation are extensive, mainly come from gold mine, a cyanidation gold-extracted important technique is exactly to roast
Desulfuration, roasting carry out generally in roaster, and powdered miberal powder, which is passed through, to be sprayed from roast furnace top into roaster, and miberal powder is roasting
Roasting in furnace is burnt, the sulphur in miberal powder can instead give birth to oxidation reaction at high temperature, mainly generate sulfur dioxide and sulfur trioxide, the oxygen of sulphur
Change gas to be discharged by chimney, the tail gas of discharge needs to be handled by tail gas treatment device, and sulfur dioxide and three are aoxidized
Other pernicious gases such as sulphur react away；It is general to use water spray by two according to the characteristic that sulfur dioxide and sulfur trioxide are soluble easily in water
Absorption of sulfur oxides falls, and the chemical substances such as sulfuric acid can be made in obtained acid solution, and existing equipment cannot complete the suction of sulfuric acid well
It receives, has a small amount of sulfur dioxide and sulfur trioxide gas and enter air, cause environmental pollution.
Utility model content
The main purpose of the utility model is to provide a kind of double spray sulfur-containing tail gas processing units, to solve the prior art
There are the absorptions that existing equipment cannot complete sulfuric acid well, have a small amount of sulfur dioxide and sulfur trioxide gas and enter sky
Gas, the problems such as causing environmental pollution.
The technical solution of the utility model is: a kind of double spray sulfur-containing tail gas processing units, including reactor tank, smoke-intake pipe,
Smoke exhaust pipe and drain pipe are equipped with smoke exhaust pipe at the top of reactor tank, are equipped with drain pipe on the side wall of reaction pot bottom, arrange
The tail end of liquid pipe is connected to above acid bath, is equipped with smoke-intake pipe on the side wall in the middle part of reactor tank, further includes the leaching of level-one spraying mechanism
With second level spraying mechanism, level-one spraying mechanism is serially connected on smoke-intake pipe, and second level spraying mechanism is mounted in reactor tank.
Further, level-one spraying mechanism, including outer layer tube body and inner sidewall, constitute one between outer layer tube body and inner sidewall
A closed hydrops storehouse is evenly equipped with a certain number of side spray holes on inner sidewall；Hydrops storehouse is connect by pipeline with water source.
Further, second level spraying mechanism, including the upper spray disk and lower spray disk in installation reactor tank, upper spray disk and lower spray disk
On be provided with a certain number of spray disk hole, upper spray disk and lower spray disk are connect by pipeline with water source.
Further, water source includes clear water and acid solution.
Further, gas sensor is installed, gas sensor is SO 2 sensor or three oxygen in smoke exhaust pipe
Change sulfer sensor.
Further, PH sensor is installed in acid bath.
Further, level-one spraying mechanism and second level spraying mechanism pass through the second water pump and provide clear water, or pass through the
One water pump provides acid solution, and acid solution comes from acid bath.
Further, level-one spraying mechanism obtains acid solution by the first water pump, obtains clear water by the second water pump；Described two
Grade spraying mechanism obtains acid solution by third water pump, obtains clear water by the 4th water pump.
The beneficial effects of the utility model are: the technical solution of the utility model includes two sets of spray systems, level-one spray
Leaching system is mounted in smoke-intake pipe, carries out first time spray, and second level spray system is mounted in reactor tank, carries out tail gas into one
The absorption of step is handled；Grading design spray system increases the distance of spray, increases the time of contact of flue gas and water, so that right
The assimilation effect of sulfur dioxide and sulfur trioxide is more preferable.
The technical solution of the utility model can effectively detect tail gas by the way that gas sensor is arranged in smoke exhaust pipe
The content of middle sulfur dioxide and sulfur trioxide, meanwhile, the result that sensor can will test is transferred to controller, controller control
Make corresponding equipment and issue alarm, corresponding staff is reminded to handle, e.g., increase spray flow or only with clear water into
Row spray.
The technical solution of the utility model is capable of effective monitoring acid bath by installing PH sensor in acid bath
Acidity extracts the acid solution recycled out when acidity is lower than threshold value, carries out sulfuric acid concentrate into next process.
Detailed description of the invention
Fig. 1 is the integrated connection signal and the schematic diagram of the section structure of the utility model；
Fig. 2 is the level-one spraying mechanism diagrammatic cross-section of the utility model；
Fig. 3 is the shower tray structural schematic diagram of the utility model；
In figure, 1 is reactor tank, and 2 be gas sensor, and 3 be smoke exhaust pipe, and 4 be upper spray disk, and 4-1 is spray disk hole, and 5 be acid solution
Pipe is taken out, 6 be acid solution, and 6-1 is acid bath, and 7 be drain pipe, and 8 be lower spray disk, and 9 be reaction chamber, and 10 take out pipe for clear water, and 11 be outer layer
Tube body, 11-1 are side spray hole, and 11-2 is hydrops storehouse, and 11-3 is inner sidewall, and 12 be smoke-intake pipe.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The application protection all should belong in technical staff's every other embodiment obtained without making creative work
Range.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The term used is interchangeable under appropriate circumstances, so as to the embodiments of the present invention described herein.In addition, term " packet
Include " and " having " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps
Or the process, method, system, product or equipment of unit those of are not necessarily limited to be clearly listed step or unit, but can wrap
Include other step or units being not clearly listed or intrinsic for these process, methods, product or equipment.
As shown in Figure 1 to Figure 3, a kind of double spray sulfur-containing tail gas processing units, including reactor tank 1, smoke-intake pipe 12, smoke exhaust pipe
3 and drain pipe 7, reactor tank 1 is cylindrical tank, and the top of reactor tank 1 is equipped with smoke exhaust pipe 3, and smoke exhaust pipe 3 is L shape, the design
Smoke evacuation resistance can be increased, slow down the speed of smoke evacuation, residence time of the flue gas in reactor tank 1 can be effectively improved, raising is gone
Sulphur effect.
Drain pipe 7 is installed on the side wall close to 1 bottom of reactor tank, the welding of drain pipe 7 is welded and fixed with reactor tank 1,
The tail end of drain pipe 7 is connected to above acid bath 6-1, and the acid solution 6 that drain pipe 7 flows out is stored in acid bath 6-1；In reactor tank
Smoke-intake pipe 12 is installed on the side wall at 1 middle part, smoke-intake pipe 12 is welded in reactor tank 1.
In the technical solution of the present embodiment, exhaust treatment system further includes level-one spraying mechanism and second level spraying mechanism, and one
Grade spraying mechanism is serially connected on smoke-intake pipe 12, and second level spraying mechanism is mounted in reactor tank 1.Level-one spraying mechanism, including outer layer
Tube body 11 and inner sidewall 11-3 constitute a closed hydrops storehouse 11-2, hydrops storehouse between outer layer tube body 11 and inner sidewall 11-3
In a ring, for hydrops storehouse 11-2 for leading to clear water or logical acid solution, inner sidewall 11-3 constitutes the inner tube of level-one spraying mechanism to 11-2, interior
Pipe is connected to smoke-intake pipe 12, and a certain number of side spray hole 11-1 are evenly equipped on inner sidewall 11-3.
Second level spraying mechanism, including the upper spray disk 4 and lower spray disk 8 being mounted in reactor tank, upper spray disk 4 and lower spray disk 8 are equal
It is disc-shaped, disk inner hollow is sprayed, a certain number of spray disk hole 4-1 is provided on upper spray disk 4 and lower spray disk 8, is had with upper spray disk 4
The hole for connecting pipe, the opening upwards in hole are provided in spray disk hole 4-1 opposite disk；With lower spray disk 8 with spray disk hole
The hole for connecting pipe is provided on 4-1 opposite face face, Open Side Down in hole；Upper spray disk 4 and lower spray disk 8 pass through pipeline
It is connect with water source, water source includes clean tap water, or the acid solution 6 in acid bath 6-1.
In the technical solution of the present embodiment, gas sensor 2 is installed in smoke exhaust pipe 3, gas sensor 2 is sulfur dioxide
Sensor or sulfur trioxide sensor, specifically, the mounting hole for being used to install gas sensor 2 is opened up on smoke exhaust pipe 3,
The periphery of mounting hole constitutes a boss, offers internal screw thread, internal screw thread in inner wall of the hole installing to the outside of smoke exhaust pipe 3 protrusion
It is matched with the external screw thread being arranged on gas sensor 2.SO 2 sensor and sulfur trioxide sensor can be examined effectively
Survey reactor tank it is processed in gas, if containing the pernicious gases such as sulfur dioxide and sulfur trioxide, treatment effect is supervised
Control, can effectively prevent the harm in pernicious gas direct emission road atmosphere to atmosphere.
The scheme of the present embodiment can constantly monitor the acidity of acid solution 6 by installing PH sensor in acid bath 6-1,
On the one hand acid solution can recycle in reactor tank, absorb to sulfur dioxide and sulfur trioxide, when acid solution 6 reaches certain
Acidity, the ability of 6 sulfur dioxide absorption of acid solution and sulfur trioxide will decline, at this point, stopping recycling for acid solution 6, only
It is sprayed using clear water, the acid solution 6 in acid bath 6-1 enters next process and carries out sulfuric acid concentrate.
In the technical solution of the present embodiment, level-one spraying mechanism and second level spraying mechanism pass through the second water pump M2 and provide clearly
Water, that is, the second water pump M2 is connected by water pipe with clear water reserviors, and the second water pump M2 is through piping and level-one spraying mechanism hydrops storehouse
11-2 connection；Correspondingly, the second water pump M2 is connect through piping with the upper spray disk 4 of second level spraying mechanism and lower spray disk 8；Or pass through
First water pump M1 provides acid solution, and acid solution comes from acid bath；That is, the first water pump M1 is connected by pipeline with acid bath 6-1, the first water
Pump M1 is connected to through piping with level-one spraying mechanism hydrops storehouse 11-2；Correspondingly, the first water pump M1 is sprayed through piping and level-one
The upper spray disk 4 of mechanism and the connection of lower spray disk 8.First water pump M1 and the second water pump M2 can be worked at the same time, at this point, two water pumps
Always, the hydraulic pressure of generation is equal or the first water pump M1 and the alternate work of the second water pump M2 for power.
Alternatively, as shown in Figure 1, level-one spraying mechanism by the first water pump M1 obtain acid solution 6, that is, the first water pump M1 into
Water end (W.E.) is connected in acid bath 6-1 through piping, and is lower than the liquid level of acid solution 6, and the water outlet of the first water pump M1 is connected by pipeline
Pass to hydrops storehouse 11-2；Level-one spraying mechanism obtains clear water by the second water pump, that is, the water inlet end of the second water pump M2 is through piping
It is connected in clear water reserviors, the water outlet of the second water pump M2 is connected to hydrops storehouse 11-2 by pipeline.
Second level spraying mechanism obtains acid solution by third water pump, that is, the water inlet end of third water pump M3 is connected to through piping
In acid bath 6-1, and it is lower than the liquid level of acid solution 6, the water outlet of third water pump M3 is connected by pipeline and upper spray disk 4 and lower spray disk 8
It connects；Second level spraying mechanism obtains clear water by the 4th water pump, that is, the water inlet end of the 4th water pump M4 is connected to acid bath through piping
In 6-1, the water outlet of the 4th water pump M4 is logical to be connect with upper spray disk 4 and lower spray disk 8.
The application is described in detail above, it is used herein can principle and embodiment party of the specific case to the application
Formula is expounded, the description of the example is only used to help understand the method for the present application and its core ideas, meanwhile, it is right
In those of ordinary skill in the art, according to the thought of the application, change is had in specific embodiments and applications
Place, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (8)
1. a kind of double spray sulfur-containing tail gas processing units, including reactor tank, smoke-intake pipe, smoke exhaust pipe and drain pipe, the top of reactor tank
Portion is equipped with smoke exhaust pipe, is equipped with drain pipe on the side wall of reaction pot bottom, the tail end of drain pipe is connected on acid bath
It is square, smoke-intake pipe is installed on the side wall in the middle part of reactor tank, it is characterised in that: further include the leaching of level-one spraying mechanism and second level spray thrower
Structure, level-one spraying mechanism are serially connected on smoke-intake pipe, and second level spraying mechanism is mounted in reactor tank.
2. double spray sulfur-containing tail gas processing units according to claim 1, it is characterised in that: the level-one spraying mechanism,
Including outer layer tube body and inner sidewall, a closed hydrops storehouse is constituted between outer layer tube body and inner sidewall, is evenly equipped on inner sidewall
A certain number of side spray holes；Hydrops storehouse is connect by pipeline with water source.
3. double spray sulfur-containing tail gas processing units according to claim 1, it is characterised in that: the second level spraying mechanism,
Including the upper spray disk and lower spray disk in installation reactor tank, a certain number of spray disk hole, upper spray are provided on upper spray disk and lower spray disk
Disk and lower spray disk are connect by pipeline with water source.
4. double spray sulfur-containing tail gas processing units according to claim 2 or 3, it is characterised in that: the water source includes clear
Water and acid solution.
5. double spray sulfur-containing tail gas processing units according to claim 1, it is characterised in that: be equipped in the smoke exhaust pipe
Gas sensor, gas sensor are SO 2 sensor or sulfur trioxide sensor.
6. double spray sulfur-containing tail gas processing units according to claim 1, it is characterised in that: be equipped in the acid bath
PH sensor.
7. double spray sulfur-containing tail gas processing unit according to claim 1, it is characterised in that: the level-one spraying mechanism and
Second level spraying mechanism passes through the second water pump and provides clear water, or provides acid solution by the first water pump, and acid solution comes from acid bath.
8. double spray sulfur-containing tail gas processing units according to claim 1, it is characterised in that: the level-one spraying mechanism is logical
It crosses the first water pump and obtains acid solution, clear water is obtained by the second water pump；The second level spraying mechanism obtains acid solution by third water pump,
Clear water is obtained by the 4th water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820464416.2U CN208244434U (en) | 2018-04-03 | 2018-04-03 | A kind of double spray sulfur-containing tail gas processing units |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820464416.2U CN208244434U (en) | 2018-04-03 | 2018-04-03 | A kind of double spray sulfur-containing tail gas processing units |
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| CN208244434U true CN208244434U (en) | 2018-12-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102155A (en) * | 2019-06-03 | 2019-08-09 | 陕西北方人居环境科技有限公司 | The detection of natural gas boiler condensed water pH real value and waste water neutralisation treatment exhaust system |
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2018
- 2018-04-03 CN CN201820464416.2U patent/CN208244434U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102155A (en) * | 2019-06-03 | 2019-08-09 | 陕西北方人居环境科技有限公司 | The detection of natural gas boiler condensed water pH real value and waste water neutralisation treatment exhaust system |
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