CN202343073U - Flue-gas purifying device of rotary furnace - Google Patents
Flue-gas purifying device of rotary furnace Download PDFInfo
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- CN202343073U CN202343073U CN2011204716169U CN201120471616U CN202343073U CN 202343073 U CN202343073 U CN 202343073U CN 2011204716169 U CN2011204716169 U CN 2011204716169U CN 201120471616 U CN201120471616 U CN 201120471616U CN 202343073 U CN202343073 U CN 202343073U
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- desulfurizing tower
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Abstract
The utility model relates to a flue-gas purifying device of a rotary furnace. The flue-gas purifying device consists of a first-stage desulfurizing tower (1), a second-stage desulfurizing tower (2) and an induced draft fan (3), wherein the inner structures of the first-stage desulfurizing tower and the second-stage desulfurizing tower are the same, and a set of same spraying water circulating system is independently connected outside the tower; a flue-gas outlet of the rotary furnace is connected with a gas inlet (4) of the first-stage desulfurizing tower by a gas pipe; a gas outlet (5) of the first-stage desulfurizing tower is connected with a gas inlet (6) of the second-stage desulfurizing tower by a gas pipe; and a gas outlet (7) of the second-stage desulfurizing tower is connected with the induced draft fan (3) by a gas pipe. The flue-gas purifying device is used for flue gas treatment of the rotary furnace, the treated flue gas can be directly exhausted and can not pollute the environment, and simultaneously, the usable materials in tail gas can be recycled.
Description
Technical field
The utility model relates to the precious metal smelting tail gas clean-up to be handled, and is specifically related to a kind of rotary furnace smoke eliminator.
Background technology
At present, the rotary furnace smelting exhaust sulfur dioxide of the electrolytic lead earth of positive pole and arsenic content are high, also contain the granule dust of a large amount of utilities, unprocessed direct discharging, and both contaminated environment, the utility in the tail gas also can not get reclaiming, and causes the wasting of resources.
Prior art has on December 19th, 1977, discloses a kind of soup washing type deodour method by the japanese Room clear 52-148482A of JP, and specifically discloses a kind of equipment; Wherein it has the clean tower of the suitable desulfurizing tower of two-stage; Two clean column structures are identical, the identical shower water circulatory system of outer separate connection one cover of tower, and exhanst gas outlet connects the first clean tower through gas tank; Outlet connects second and cleans tower; Spray system stays groove, water circulating pump, sprinkling equipment to form by water that is equivalent to the precipitate and separate pond or soup storage, and two-stage is cleaned the bottom of tower and stayed groove to be connected through the pipeline that is equivalent to the blowdown ditch with storage, and water circulating pump stays water or liquid medicine in the groove to introduce the spray head of the middle and upper part of cleaning tower through pipeline storage; Storage stays groove by water inlet and delivery port, and the outlet of one-level links to each other with the inlet of another grade.This structure is clean tower of two-stage and sprinkling equipment because flue gas will be flowed through, and gas circuit is not smooth; Certainly will increase the latus rectum of connecting line, the equipment installation volume is big; Stay in the groove water inlet to delivery port in the storage of water or soup, only pond isolation, the current partial short circuit is unfavorable for the deposition of sulphur compound.
The utility model content
The technical problem that the utility model will solve provides a kind of rotary furnace smoke eliminator.This appliance arrangement installation volume is little, and the flue gas after this apparatus processes can directly discharge, and is free from environmental pollution, and the utility efficient that reclaims simultaneously in the tail gas is high.
The technical scheme of the utility model is: a kind of rotary furnace smoke eliminator, form by first order desulfurizing tower, second level desulfurizing tower and air-introduced machine; Every grade of desulfurizing tower internal structure is identical, the identical shower water circulatory system of outer separate connection one cover of tower; The rotary furnace exhanst gas outlet is through the air inlet of tracheae connection first order desulfurizing tower, and the gas outlet of first order desulfurizing tower is through the air inlet of tracheae connection second level desulfurizing tower, and the gas outlet of second level desulfurizing tower connects air-introduced machine through tracheae; The described shower water circulatory system is made up of precipitate and separate pond, water circulating pump and spray head; The collecting tank of first order desulfurizing tower is connected with first order precipitate and separate pond through first order blowdown ditch, and the first order spray head of middle and upper part in the first order desulfurizing tower introduced the water in the first order precipitate and separate pond by first order water circulating pump through first order shower; The collecting tank of second level desulfurizing tower is connected with precipitate and separate pond, the second level through second level blowdown ditch, and the second level spray head of middle and upper part in the desulfurizing tower of the second level introduced the water in the precipitate and separate pond, the second level by second level water circulating pump through second level shower; In described first order precipitate and separate pond and the precipitate and separate pond, the second level water inlet, waterwall and delivery port are arranged all; Wherein the water inlet in the delivery port in first order precipitate and separate pond and precipitate and separate pond, the second level is communicated with; Gap on the waterwall not with water inlet and the same pool side of delivery port; The said first order, second level water circulating pump are controlled by automatic control switch.
In order to save floor occupying area; First order desulfurizing tower of the utility model or the design of the body of the tower of second level desulfurizing tower are square-shaped; There is air inlet the body of the tower following side and draws the air inlet pipe that connects the body of the tower outside, and the tower body top is shrunk to taper, and the vertex of a cone is exhaust outlet and draws the blast pipe that connects on the cat head; The tower body bottom is a square collecting tank, and the blowdown ditch is arranged at the collecting tank bottom.
Compare with prior art, the utility model is connected with 1 air-introduced machine at the purifier tail end through tracheae and the outlet of second desulfurizing tower; This air-introduced machine can guide flowing of flue gas faster under the condition of the pipeline that adopts less latus rectum, make it desulfurization rapidly, and it is little to reach the appliance arrangement installation volume, the technique effect that desulfurization is fast.The utility model utilizes water curtain to absorb dedusting, in the precipitate and separate pond, is provided with waterwall, adopt on the waterwall gap not with the ingenious design of intake-outlet with pool side, the design of this waterwall and gap makes the sulphur compound in the water obtain better deposition.Therefore, the structure of the utility model can be brought better sedimentation effect under situation simple in structure, has possessed outstanding substantive distinguishing features and obvious improvement. The utlity model has simple in structure, cost is low, easy to operate, the flue gas after this apparatus processes can directly discharge, and is free from environmental pollution, the utility efficient that reclaims simultaneously in the tail gas is high.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the planar structure sketch map in first and second grade of the utility model precipitate and separate pond.
In the accompanying drawing: 1 first order desulfurizing tower; 2 second level desulfurizing towers; 3 air-introduced machines; The air inlet of 4 first order desulfurizing towers; The gas outlet of 5 first order desulfurizing towers; The air inlet of 6 second level desulfurizing towers; The gas outlet of 7 second level desulfurizing towers; 8 collecting tanks; 9 first order blowdown ditches; 9 ' second level blowdown ditch; 10 first order precipitate and separate ponds; Precipitate and separate pond, the 10 ' second level; 11 first order water circulating pumps; 11 ' second level water circulating pump; 12 first order spray heads; 12 ' second level spray head; 13 first order showers; 13 ' second level shower; 14,14 ' water inlet; 15,15 ' waterwall; 16,16 ' delivery port; 17,17 ' gap.
The specific embodiment
Below be the utility model to be made further of concrete embodiment with reference to accompanying drawing to explain.
Can know that in conjunction with Fig. 1 and Fig. 2 a kind of rotary furnace smoke eliminator is made up of first order desulfurizing tower (1), second level desulfurizing tower (2) and air-introduced machine (3); Every grade of desulfurizing tower internal structure is identical, the identical shower water circulatory system of outer separate connection one cover of tower; The rotary furnace exhanst gas outlet connects the air inlet (4) of first order desulfurizing tower through tracheae; The gas outlet of first order desulfurizing tower (5) is through the air inlet (6) of tracheae connection second level desulfurizing tower, and the gas outlet of second level desulfurizing tower (7) connect air-introduced machine (3) through tracheae; The described shower water circulatory system is made up of precipitate and separate pond (10,10 '), water circulating pump (11,11 ') and spray head (12,12 '); The collecting tank of first order desulfurizing tower (1) is connected with first order precipitate and separate pond (10) through first order blowdown ditch (9), and the first order spray head (12) of the interior middle and upper part of first order desulfurizing tower (1) introduced the water in the first order precipitate and separate pond (10) by first order water circulating pump (11) through first order shower (13); The collecting tank of second level desulfurizing tower (2) is connected with precipitate and separate pond, the second level (10 ') through second level blowdown ditch (9 '), and the second level spray head (12 ') of the interior middle and upper part of second level desulfurizing tower (2) introduced the water in the precipitate and separate pond, the second level (10 ') by second level water circulating pump (11 ') through second level shower (13 '); Water inlet (14,14 '), waterwall (15,15 ') and delivery port (16,16 ') are all arranged in described first order precipitate and separate pond (10) and the precipitate and separate pond, the second level (10 '); Wherein the water inlet (14 ') in delivery port in first order precipitate and separate pond (16) and precipitate and separate pond, the second level is communicated with; Gap on the waterwall (17,17 ') not with water inlet (14,14 ') and the same pool side of delivery port (16,16 '); The said first order, second level water circulating pump (11,11 ') are controlled by automatic control switch.
The body of the tower of described first order desulfurizing tower (1) or second level desulfurizing tower (2) is square-shaped; There is air inlet the body of the tower following side and draws the air inlet pipe that connects the body of the tower outside; The tower body top is shrunk to taper; The vertex of a cone is exhaust outlet and draws the blast pipe that connects on the cat head that the tower body bottom is a square collecting tank (8), the logical blowdown ditch in collecting tank bottom.
The utility model operation principle is following:
When the rotary furnace flue gas gets into the air inlet (4) of first order desulfurizing tower through tracheae; Bulky grain in the flue gas leans on gravitational settling to collecting tank (8); The flue gas that continues to rise runs into the water curtain of first order spray head (12) ejection; Fine particle in the flue gas and sulfur dioxide are absorbed by the spray liquid in the water curtain, and collecting tank (8) is collected spray liquid and entered in the first order precipitate and separate pond (10) through first order blowdown ditch (9).The tail gas that is not absorbed by first order desulfurizing tower; The gas outlet (5) of under the dynamic action of air-introduced machine (3), passing through first order desulfurizing tower gets into the air inlet (6) of second level desulfurizing tower along pipeline; Tail gas is further absorbed by spray liquid in second level desulfurizing tower (2); Equally, the collecting tank in the desulfurizing tower of the second level is collected spray liquid also through entering the precipitate and separate pond, the second level (10 ') from blowdown ditch (9 ').The tail gas of the desulfurizing tower through the second level (2) spray cleaning is discharged through chimney by air-introduced machine again.Return spray head (12,12 ') except that the mixed liquor behind the sediment through water circulating pump (11,11 ') through above-mentioned first, second grade precipitate and separate pond (10,10 ') in addition and do to continue spray, recycle; The water inlet (14 ') in precipitate and separate pond, the second level is used for replenishing shower water; The delivery port (16) in first order precipitate and separate pond is used for waste discharge.
Claims (3)
1. a rotary furnace smoke eliminator is made up of first order desulfurizing tower (1), second level desulfurizing tower (2) and air-introduced machine (3); It is characterized in that: every grade of desulfurizing tower internal structure is identical, the identical shower water circulatory system of outer separate connection one cover of tower; The rotary furnace exhanst gas outlet connects the air inlet (4) of first order desulfurizing tower through tracheae; The gas outlet of first order desulfurizing tower (5) is through the air inlet (6) of tracheae connection second level desulfurizing tower, and the gas outlet of second level desulfurizing tower (7) connect air-introduced machine (3) through tracheae; The described shower water circulatory system is made up of precipitate and separate pond (10,10 '), water circulating pump (11,11 ') and spray head (12,12 '); The collecting tank of first order desulfurizing tower (1) is connected with first order precipitate and separate pond (10) through first order blowdown ditch, and the first order spray head (12) of the interior middle and upper part of first order desulfurizing tower (1) introduced the water in the first order precipitate and separate pond (10) by first order water circulating pump (11) through first order shower (13); The collecting tank of second level desulfurizing tower (2) is connected with precipitate and separate pond, the second level (10 ') through second level blowdown ditch, and the second level spray head (12 ') of the interior middle and upper part of second level desulfurizing tower (2) introduced the water in the precipitate and separate pond, the second level (10 ') by second level water circulating pump (11 ') through second level shower (13 '); Water inlet (14,14 '), waterwall (15,15 ') and delivery port (16,16 ') are all arranged in described first order precipitate and separate pond (10) and the precipitate and separate pond, the second level (10 '); Wherein the water inlet (14 ') in delivery port in first order precipitate and separate pond (16) and precipitate and separate pond, the second level is communicated with; Gap on the waterwall (17,17 ') not with water inlet (14,14 ') and the same pool side of delivery port (16,16 ').
2. rotary furnace smoke eliminator according to claim 1; It is characterized in that: the body of the tower of described first order desulfurizing tower (1) or second level desulfurizing tower (2) is square-shaped; There is air inlet the body of the tower following side and draws the air inlet pipe that connects the body of the tower outside, and the tower body top is shrunk to taper, and the vertex of a cone is exhaust outlet and draws the blast pipe that connects on the cat head; The tower body bottom is a square collecting tank (8), and blowdown ditch (9) is arranged at the collecting tank bottom.
3. rotary furnace smoke eliminator according to claim 1 is characterized in that: the said first order, second level water circulating pump (11,11 ') are controlled by automatic control switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204716169U CN202343073U (en) | 2011-11-24 | 2011-11-24 | Flue-gas purifying device of rotary furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204716169U CN202343073U (en) | 2011-11-24 | 2011-11-24 | Flue-gas purifying device of rotary furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202343073U true CN202343073U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204716169U Expired - Fee Related CN202343073U (en) | 2011-11-24 | 2011-11-24 | Flue-gas purifying device of rotary furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202343073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104069728A (en) * | 2014-07-04 | 2014-10-01 | 际华三五三九制鞋有限公司 | High-pressure sulfide exhaust gas treatment device |
| CN105833634A (en) * | 2016-05-11 | 2016-08-10 | 李凤来 | Harmful-gas purifying device |
-
2011
- 2011-11-24 CN CN2011204716169U patent/CN202343073U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104069728A (en) * | 2014-07-04 | 2014-10-01 | 际华三五三九制鞋有限公司 | High-pressure sulfide exhaust gas treatment device |
| CN105833634A (en) * | 2016-05-11 | 2016-08-10 | 李凤来 | Harmful-gas purifying device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20151124 |