CN204365074U - A kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas - Google Patents
A kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas Download PDFInfo
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- CN204365074U CN204365074U CN201420762550.2U CN201420762550U CN204365074U CN 204365074 U CN204365074 U CN 204365074U CN 201420762550 U CN201420762550 U CN 201420762550U CN 204365074 U CN204365074 U CN 204365074U
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- electric furnace
- tail gas
- zinc powder
- desulfurizer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model discloses a kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas, electric furnace zinc powder tail gas separately realizes gathering dust by the utility model in same device, the fume treatment operation of desulfurization, effectively improve the electric furnace zinc powder rate of recovery on the one hand, reduce the SO in emission on the other hand
2deng pollutant, equipment is simple, is easier to make.
Description
Technical field
The utility model relates to exhaust gas processing device field, particularly relates to a kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas.
Background technology
Directly emptying after existing electric furnace zinc powder smeltery's many employings water cooler, rotoclone collector and bagroom gather dust, because exhaust gas volumn is less than normal, desulfurization measure imperfection, fume emission is obviously not up to standard.Along with environmental protection supervision strengthens, the governing problem up to standard of tail gas from electric furnace is day by day important.
Conventional desulfurization and dedusting technology comprises water film type, venturi-type, impact type etc., and what desulfurization and dedusting effectiveness comparison was good is venturi-type.Existing venturi scrubber is varied, and its desulfurization and dedusting all complete in the same space.If indiscriminately imitate existing wet dedusting desulfurization facility to process electric furnace zinc powder tail gas, the alkaline solution of metal zinc and desulfurization can be caused to mix, be unfavorable for recovery and the utilization of metal zinc.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is the desulfurizer that gathers dust providing a kind of electric furnace zinc powder tail gas, is intended to solve the problem that existing desulfurization and dedusting technology is unfavorable for the Collection and utilization of metal zinc.
The technical solution of the utility model is as follows:
A kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas, wherein, comprise collecting tank, the middle part of described collecting tank be provided with for collecting tank is divided into gather dust and the independent vent gas treatment space of desulfurization two every liquid exhaust gas channel, described liquid exhaust gas channel top is provided with tail gas cover plate, described collecting tank top sets gradually air inlet pipe, one-level scrubbing tower, one-level dividing plate, one-level Venturi scrubber, secondary scrubbing tower, secondary dividing plate, secondary Venturi scrubber, blast pipe, described electric furnace zinc powder tail gas enters into one-level scrubbing tower from air inlet pipe, again through one-level baffle plate diversion enter into one-level Venturi scrubber carry out one-level clear water washing gather dust, complete after gathering dust, through passing through secondary scrubbing tower successively every liquid exhaust gas channel, secondary dividing plate and secondary Venturi scrubber complete sweetening process.
The desulfurizer that gathers dust of described electric furnace zinc powder tail gas, wherein, described collecting tank is provided with overfall at the below correspondence position of one-level Venturi scrubber and blast pipe.
The desulfurizer that gathers dust of described electric furnace zinc powder tail gas, wherein, one-level Venturi scrubber and secondary Venturi scrubber are provided with 9 Venturi tubes.
The desulfurizer that gathers dust of described electric furnace zinc powder tail gas, wherein, the top center of one-level scrubbing tower and secondary scrubbing tower is provided with three liquid ejectors.
The desulfurizer that gathers dust of described electric furnace zinc powder tail gas, wherein, described every liquid exhaust gas channel be inverted U.
The desulfurizer that gathers dust of described electric furnace zinc powder tail gas, wherein, described one-level scrubbing tower top is provided with the clear water main pipeline entered for clear water, and described one-level Venturi scrubber top is provided with the one-level feed liquor arm entered for clear water.
The desulfurizer that gathers dust of described electric furnace zinc powder tail gas, wherein, described secondary scrubbing tower top is provided with the alkali lye main pipeline entered for alkali liquor absorption agent, and described secondary Venturi scrubber top is provided with the secondary feed liquor arm entered for alkali liquor absorption agent.
Beneficial effect: electric furnace zinc powder tail gas separately realizes gathering dust by the utility model in same device, the fume treatment operation of desulfurization, effectively improves the electric furnace zinc powder rate of recovery on the one hand, reduces the SO in emission on the other hand
2deng pollutant, equipment is simply easier to make.
Accompanying drawing explanation
Fig. 1 is the first viewing angle constructions schematic diagram of the desulfurizer preferred embodiment of gathering dust of a kind of electric furnace zinc powder of the utility model tail gas.
Fig. 2 is the second viewing angle constructions schematic diagram of the desulfurizer preferred embodiment of gathering dust of a kind of electric furnace zinc powder of the utility model tail gas.
Detailed description of the invention
The utility model provides a kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas, for making the purpose of this utility model, technical scheme and effect clearly, clearly, further describes below to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1 and Fig. 2, the desulfurizer preferred embodiment of gathering dust of electric furnace zinc powder tail gas of the present utility model, it comprises collecting tank 1, the middle part of described collecting tank 1 be provided with for collecting tank 1 is divided into gather dust and the independent vent gas treatment space of desulfurization two every liquid exhaust gas channel 11, described liquid exhaust gas channel 11 top is provided with tail gas cover plate, tail gas cover plate both sides are open design, and open region forms the airtight passage of tail gas with fluid-tight mode and collecting tank entirety.
Described collecting tank top sets gradually air inlet pipe 2, one-level scrubbing tower 3, one-level dividing plate 5, one-level Venturi scrubber 9, secondary scrubbing tower 10, secondary dividing plate 5(are identical with one-level dividing plate label), secondary Venturi scrubber 13, blast pipe 15, described electric furnace zinc powder tail gas enters into one-level scrubbing tower 3 from air inlet pipe 2, again through one-level dividing plate 5 water conservancy diversion enter into one-level Venturi scrubber 9 carry out one-level clear water washing gather dust, complete after gathering dust, through completing sweetening process by secondary scrubbing tower 10, secondary dividing plate 5 and secondary Venturi scrubber 13 successively every liquid exhaust gas channel.
Described collecting tank is provided with overfall 14 at the below correspondence position of one-level Venturi scrubber 9 and blast pipe 15, and after being respectively used to the absorption after the clear water after dedusting and desulfurization, night flows out.
Further, one-level Venturi scrubber 9 and secondary Venturi scrubber 13 are provided with 9 Venturi tubes.This Venturi tube is small-sized Venturi tube, and 9 are arranged side by side.
Further, the top center of one-level scrubbing tower 3 is provided with three liquid ejectors (4), for spraying clear water.The top center of secondary scrubbing tower 10 is provided with three liquid ejectors (12), for spraying alkali liquor absorption agent.
Further, described is that inverted U is arranged every liquid exhaust gas channel 11, and top is higher than liquid level, is divided into two independently to process space collecting tank 1.
Further, described one-level scrubbing tower 3 top is provided with the clear water main pipeline 8 entered for clear water, and described one-level Venturi scrubber 9 top is provided with the one-level feed liquor arm 6 entered for clear water.One-level feed liquor arm 6 is provided with hand control valve 7, is used for controlling the flow of one-level feed liquor arm 7.
Further, described secondary scrubbing tower 10 top is provided with the alkali lye main pipeline entered for alkali liquor absorption agent, described secondary Venturi scrubber 13 top is provided with the secondary feed liquor arm entered for alkali liquor absorption agent, and secondary feed liquor arm can arrange hand control valve equally.
Course of work principle of the present utility model is: dusty gas (electric furnace zinc powder tail gas) enters one-level scrubbing tower 3 from the air inlet pipe 2 on collecting tank 1 top, again through one-level dividing plate 5 water conservancy diversion enter into one-level venturi washer 9 carry out one-level clear water washing gather dust, clear water is through clear water main pipeline 8, one-level feed liquor arm 6 enters level liquid injector 4 and one-level venturi washer 9 respectively, clear water imports collecting tank 1, gas completes after washing gathers dust, alkali lye desulfurization treatment system is entered every liquid exhaust gas channel 11 through inverted U, successively by secondary scrubbing tower 10, secondary dividing plate 5 and secondary Venturi scrubber 13 complete sweetening process, the alkali liquor absorption agent that two-grade desulfurizing adopts enters liquid ejector 12 and secondary Venturi scrubber 13 respectively from alkali lye main pipeline and secondary feed liquor arm, absorbing liquid imports collecting tank 1, after clear water after dedusting and desulfurization absorb, liquid flows out from overfall 14, purified gas is directly emptying from escape pipe 15.
Through gathering dust and desulfurization two-step purification, electric furnace zinc powder flue dust is effectively reclaimed, the significant desulfurization effect of electric furnace zinc powder tail gas.And gathering dust with desulfurization two operations is separately realize, so metal zinc can not be caused to mix with the alkaline solution of desulfurization, affects recovery and the utilization of metal zinc.
In sum, electric furnace zinc powder tail gas separately realizes gathering dust by the utility model in same device, the fume treatment operation of desulfurization, effectively improves the electric furnace zinc powder rate of recovery on the one hand, reduces the SO in emission on the other hand
2deng pollutant, equipment is simply easier to make.
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, can be improved according to the above description or convert, all these improve and convert the protection domain that all should belong to the utility model claims.
Claims (7)
1. the desulfurizer that gathers dust of an electric furnace zinc powder tail gas, it is characterized in that, comprise collecting tank, the middle part of described collecting tank be provided with for collecting tank is divided into gather dust and the independent vent gas treatment space of desulfurization two every liquid exhaust gas channel, described liquid exhaust gas channel top is provided with tail gas cover plate, described collecting tank top sets gradually air inlet pipe, one-level scrubbing tower, one-level dividing plate, one-level Venturi scrubber, secondary scrubbing tower, secondary dividing plate, secondary Venturi scrubber, blast pipe, described electric furnace zinc powder tail gas enters into one-level scrubbing tower from air inlet pipe, again through one-level baffle plate diversion enter into one-level Venturi scrubber carry out one-level clear water washing gather dust, complete after gathering dust, through passing through secondary scrubbing tower successively every liquid exhaust gas channel, secondary dividing plate and secondary Venturi scrubber complete sweetening process.
2. the desulfurizer that gathers dust of electric furnace zinc powder tail gas according to claim 1, is characterized in that, described collecting tank is provided with overfall at the below correspondence position of one-level Venturi scrubber and blast pipe.
3. the desulfurizer that gathers dust of electric furnace zinc powder tail gas according to claim 1, is characterized in that, one-level Venturi scrubber and secondary Venturi scrubber are provided with 9 Venturi tubes.
4. the desulfurizer that gathers dust of electric furnace zinc powder tail gas according to claim 1, is characterized in that, the top center of one-level scrubbing tower and secondary scrubbing tower is provided with three liquid ejectors.
5. the desulfurizer that gathers dust of electric furnace zinc powder tail gas according to claim 1, is characterized in that, described every liquid exhaust gas channel be inverted U.
6. the desulfurizer that gathers dust of electric furnace zinc powder tail gas according to claim 1, it is characterized in that, described one-level scrubbing tower top is provided with the clear water main pipeline entered for clear water, and described one-level Venturi scrubber top is provided with the one-level feed liquor arm entered for clear water.
7. the desulfurizer that gathers dust of electric furnace zinc powder tail gas according to claim 1, it is characterized in that, described secondary scrubbing tower top is provided with the alkali lye main pipeline entered for alkali liquor absorption agent, and described secondary Venturi scrubber top is provided with the secondary feed liquor arm entered for alkali liquor absorption agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420762550.2U CN204365074U (en) | 2014-12-08 | 2014-12-08 | A kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420762550.2U CN204365074U (en) | 2014-12-08 | 2014-12-08 | A kind of desulfurizer that gathers dust of electric furnace zinc powder tail gas |
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| CN204365074U true CN204365074U (en) | 2015-06-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663489A (en) * | 2021-08-26 | 2021-11-19 | 云南云铜锌业股份有限公司 | Treatment system and method for zinc leaching residue volatilizing kiln tail gas |
-
2014
- 2014-12-08 CN CN201420762550.2U patent/CN204365074U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663489A (en) * | 2021-08-26 | 2021-11-19 | 云南云铜锌业股份有限公司 | Treatment system and method for zinc leaching residue volatilizing kiln tail gas |
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