CN201404752Y - Multi-functional separator - Google Patents
Multi-functional separator Download PDFInfo
- Publication number
- CN201404752Y CN201404752Y CN2009200325652U CN200920032565U CN201404752Y CN 201404752 Y CN201404752 Y CN 201404752Y CN 2009200325652 U CN2009200325652 U CN 2009200325652U CN 200920032565 U CN200920032565 U CN 200920032565U CN 201404752 Y CN201404752 Y CN 201404752Y
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- tar
- barrel
- dust
- separator
- flapping
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Abstract
The utility model relates to an environment protective and dust collecting multi-functional separator for flue dust treatment in the production process of coking technology of a cokeoven plant. The multi-functional separator comprises an outer barrel, a coal charging and tar discharging flue dust inlet and a separated flue dust outlet are arranged on the outer wall of the outer barrel, a desulfurization cleaning device is arranged at the top end of the outer barrel, a tar catching barrel is arranged in the outer barrel, a tar-dust separator is arranged in the middle of the outer wall of the tar catching barrel, a depositing tank is arranged at the lower part of the outer barrel, and a sludge pump is arranged in the depositing tank. The multi-functional separator is applied in the coal charging and the dust collection in a coke oven, manpower and materials are not required to be invested, the running cost is greatly reduced, and the service life of the cloth bag of a bag type collectorcan be prolonged by one and a half year to more than two years. By using the multi-functional separator, the dust collection efficiency can achieve over 60 percent, the tar separation efficiency can achieve over 97 percent, and the desulfurization efficiency can achieve over 85 percent, the requirement on emission by the environment protection department can be totally met, and the effect is satisfying.
Description
Technical field
The utility model relates to the multifunctional separator of carrying out the environmental protection dedusting of smoke and dust treatment in a kind of coke-oven plant coke making process production process.
Background technology
Initial stage 21st century, China has built many tamping coke furnaces more than 4.3 meters, be subjected to the restriction of multiple factor at that time, most of coke oven has adopted the dedusting earth station system, only use the high pressure aqua ammonia dedusting when coalingging with the coke oven top of the late 20th century, the unordered discharging when the discharging of the coke is compared bigger progress.Because capacity coke oven is increasing, atmosphere pollution is more and more serious, and the threshold that the coking environmental protection is produced has improved in government department.The dedusting of current earth station lacks key equipment can not satisfy environmental requirement.At present there is following problems in the coke oven earth station dust removing system: 1, discharge of the coke and problem that coal all exists tar how to eliminate no matter be.The tar that bag dust collector is in operation in the flue gas enters little pore that cloth bag is stopped up on the cloth bag surface, after operation a period of time, cloth bag surface gas permeability worse and worse, bag dust collector air inlet/outlet pressure differential is increasing, influences the blower fan exhaust air rate on the one hand, the exhaust air rate of blower fan is reduced, flue gas in the coal can not suck in the deduster fully, and excessive on the other hand pressure official post sack cleaner resistance strengthens, under the huge draft of air-introduced machine, make the cloth bag damage of breaking, do not reach dust removing effects.Though 2, reduced the temperature of flue gas in the coal process of the discharging of the coke, the Mars in the flue gas enters cloth bag, burns out in frequent generation of thing of cloth bag.3, contain a large amount of sulfur dioxide in the sulphur coal and can not get handling, directly enter harm humans in the atmosphere.4, the flue gas in the coal contains tar, contains a large amount of coal dusts again simultaneously, pounce on collection to tar, the essential separation problem that solves dust and tar.4, how effluent is handled and can not be produced secondary pollution.The way of Xie Jueing was to spray talcum powder in the bag-feeding deduster in the past; will be before spraying with the fossil meal grinding to more than the 300-400 order; by compressed air or air pump talcum powder is sprayed sack cleaner cloth bag surface and form diaphragm the dust that contains tar is isolated in outside the talcum bisque, the dust that will have tar by pulse ash remover is scavenged in the bag dust collector ash bucket then.The equipment that this method drops into is many, and complex process, and effect is undesirable, in the method about sack cleaner cloth bag service life 3-8 month, and drop into talcum powder every day and (produce 600000 tons of coke ovens per year) more than 18 tons, both wasted manpower and materials, strengthen entreprise cost again.
The utility model content
The utility model provides a kind of multifunctional separator according to making the characteristics that burnt coal discharges of the coke firm by ramming, and the two-in-one efficient dry cloth bag formula dust-removal and desulfurizing earth station of the discharging of the coke that is used to coaling has thoroughly solved the problem of above-mentioned existence.
Technical solution of the present utility model is: a kind of multifunctional separator, comprise outer bucket (7), the outer wall of outer bucket (7) is provided with discharge of the coke smoke inlet (6) and separate exhanst gas outlet (4) afterwards of coal, outer bucket (7) top is provided with desulfurization cleaning device (5), be provided with tar flapping barrel (2) in the outer bucket (7), tar flapping barrel (2) outer wall middle part is provided with tar dust separator (3), and outer bucket (7) bottom is provided with sedimentation basin (1), is provided with sludge pump (8) in the sedimentation basin (1).
Described tar flapping barrel (2) is the cylinder staving, and the top is provided with water-blocking cap (9), and outer bucket (7) is connected by upper and lower support (11,10) with tar flapping barrel (2).
Described tar dust separator (3) top is that conical funnel shape and outer bucket (7) binding are one, and the bottom is that turbination funnel-form and tar flapping barrel (2) binding are one.
The difference of the utility model and other ground station for dust removal is: show after testing in the process of the discharging of the coke of coalingging, under the effect of deduster air-introduced machine, coaling and come out flue gas by the coke oven coal when the discharging of the coke and enter multifunctional separator by pipeline, carrying out tar earlier separates with exhaust gas dust, bulky grain is contained Mars dust separation and collection, dust-contained airflow rotates in the tar flapping barrel and produces centrifugal force, and tar is separated with gas; Isolated tar and a part of bulky grain Mars dust enter in the sedimentation basin.Has tar deposition after the long-time running in device interior, when perhaps running into sulphur coal, robot control system(RCS) starts the desulfurization cleaning device by tar and desulfurization in the ammonia spray cleaning tar trap, and waste residue enters in the sedimentation basin, and refuse is discharged by sludge pump and recycled in the sedimentation basin.The utility model efficiency of dust collection reaches more than 60%, and tar separation efficient reaches more than 97%, and desulfuration efficiency reaches more than 85%.Owing in dust pelletizing system, add multifunctional separator, avoided high temperature to burn out the deduster cloth bag, simultaneously the tar in the flue dust is removed, do not have tar to enter sack cleaner and stick with paste cloth bag, make the cloth bag of sack cleaner can be for a long time operate as normal under suitable condition, guaranteed the long-term normal operation of dust pelletizing system.Reach environmental administration's emission request fully, effect is satisfactory.The utility model is used in the dedusting of coke oven coal, need not drop into manpower and materials, and operating cost descends greatly, and cloth bag life-span of sack cleaner was prolonged more than a year and a half to two year.
Description of drawings
Fig. 1 is the utility model structural representation.
The specific embodiment
As shown in Figure 1, a kind of multifunctional separator, comprise outer bucket (7), the outer wall of outer bucket (7) is provided with discharge of the coke smoke inlet (6) and separate exhanst gas outlet (4) afterwards of coal, outer bucket (7) top is provided with desulfurization cleaning device (5), is provided with tar flapping barrel (2) in the outer bucket (7), and described tar flapping barrel (2) is the cylinder staving, the top is provided with water-blocking cap (9), and outer bucket (7) is connected by upper and lower support (11,10) with tar flapping barrel (2).Tar flapping barrel (2) outer wall middle part is provided with tar dust separator (3), and described tar dust separator (3) top is that conical funnel shape and outer bucket (7) binding are one, and the bottom is that turbination funnel-form and tar flapping barrel (2) binding are one.Outer bucket (7) bottom is provided with sedimentation basin (1), is provided with sludge pump (8) in the sedimentation basin (1).
The utility model dynamic duty process is as follows:
When one, coal discharges of the coke, under the effect of air-introduced machine, flue gas enters the multifunctional separator from the coal smoke inlet (6) that discharges of the coke, flue gas outside in the bucket (7) and tar flapping barrel (2) run up between outer, the big dust particle of band Mars directly enters sedimentation basin (1) quilt and is pounced on collection under action of centrifugal force.
Two, the gas that contains tar in the flue gas is pounced on colony by tar flapping barrel (2) and is gone in the sedimentation basin (1), at this moment most of flue gas enters tar dust separator (3) by tar flapping barrel (2) inside and carries out secondary separation, and isolated dust and a part of tar fall in the sedimentation basin (1) once more through tar dust separator (3) outside.
Three, a large amount of flue gases after the separation are discharged by exhanst gas outlet (4).
During four, as sulphur coal, open desulfurization cleaning device (5) sulfur in smoke is carried out desulfurization, the flue gas after the desulfurization is discharged by exhanst gas outlet (4).In the sedimentation basin (1), another part deposed ammonia is in tar flapping barrel (2) outside inflow sedimentation basin (1) below bucket (7) inwall flows into outside the edge, outside of tar separator (3) for a deposed ammonia part after the desulfurization.
If five not desulfurization, externally the residual tar of bucket (7) inwall and tar flapping barrel (2) outer wall is opened desulfurization cleaning device (5) and is washed when shutting down maintenance, and the waste residue of cleaning falls in the sedimentation basin (1).
Six, the waste residue in the sedimentation basin (1) is extracted out to flow in the quenching tower wastewater disposal basin by sludge pump (8) and is recycled.
Claims (3)
1, a kind of multifunctional separator, comprise outer bucket (7), it is characterized in that: the outer wall of outer bucket (7) is provided with discharge of the coke smoke inlet (6) and separate exhanst gas outlet (4) afterwards of coal, outer bucket (7) top is provided with desulfurization cleaning device (5), be provided with tar flapping barrel (2) in the outer bucket (7), tar flapping barrel (2) outer wall middle part is provided with tar dust separator (3), and outer bucket (7) bottom is provided with sedimentation basin (1), is provided with sludge pump (8) in the sedimentation basin (1).
2, multifunctional separator as claimed in claim 1 is characterized in that: described tar flapping barrel (2) is the cylinder staving, and the top is provided with water-blocking cap (9), and outer bucket (7) is connected by upper and lower support (11,10) with tar flapping barrel (2).
3, multifunctional separator as claimed in claim 1 or 2 is characterized in that: described tar dust separator (3) top is that conical funnel shape and outer bucket (7) binding are one, and the bottom is that turbination funnel-form and tar flapping barrel (2) binding are one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200325652U CN201404752Y (en) | 2009-04-14 | 2009-04-14 | Multi-functional separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200325652U CN201404752Y (en) | 2009-04-14 | 2009-04-14 | Multi-functional separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201404752Y true CN201404752Y (en) | 2010-02-17 |
Family
ID=41675671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200325652U Expired - Fee Related CN201404752Y (en) | 2009-04-14 | 2009-04-14 | Multi-functional separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201404752Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961586A (en) * | 2010-10-19 | 2011-02-02 | 崔兴云 | High-efficiency low-resistance fire-extinguishing and tar-quenching separator for dust removal of coke-oven ground station |
-
2009
- 2009-04-14 CN CN2009200325652U patent/CN201404752Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961586A (en) * | 2010-10-19 | 2011-02-02 | 崔兴云 | High-efficiency low-resistance fire-extinguishing and tar-quenching separator for dust removal of coke-oven ground station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20180414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |