CN205495314U - But absorption liquid cyclic utilization's mercury catalyst tail gas processing apparatus - Google Patents
But absorption liquid cyclic utilization's mercury catalyst tail gas processing apparatus Download PDFInfo
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- CN205495314U CN205495314U CN201620103681.9U CN201620103681U CN205495314U CN 205495314 U CN205495314 U CN 205495314U CN 201620103681 U CN201620103681 U CN 201620103681U CN 205495314 U CN205495314 U CN 205495314U
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Abstract
The utility model discloses a but absorption liquid cyclic utilization's mercury catalyst tail gas processing apparatus. Including first absorption chamber, its one end has the intake pipe, and there is activated carbon layer inside, and the other end is connected through air duct and second absorption chamber, the top of second absorption chamber sprays the groove, and the upper wall that sprays the groove has the solution entry, and the lower wall that sprays the groove sprays the hole, and the below that sprays the hole is connected with the fog nozzle, the bottom of second absorption chamber is equipped with the solution export, and the solution export is connected with solution income antilinear circulating pipe, be equipped with the water pump on the circulating pipe, the lower of circulating pipe still is equipped with the drain pipe, is equipped with the valve on the drain pipe, still there is the liquid reserve tank through liquid guiding pipe connected on the second absorption chamber, the other end of second absorption chamber is connected through the air duct and the one end of third absorption chamber, be equipped with activated carbon layer in the third absorption chamber, its other end is equipped with the outlet duct. The utility model discloses it is better to have washing and assimilation effect, and tail gas is easy up to standard, and high to the rate of recovery of mercury, reducible mercury is extravagant, and convenient to use's beneficial effect.
Description
Technical field
This utility model relates to a kind of device being applicable to mercury catalyst production, the mercury catalyst exhaust gas processing device of a kind of absorbing liquid reusable edible.
Background technology
Mercury catalyst is the product that in hydrargyrum industry, volume of production is maximum, is also to consume the product that mercury quantity is most.Mercury catalyst is with mercuric chloride as active substance, is distributed on Carriers Active carbon surface by the way of physical absorption, has gas phase adsorption method and dipping two kinds of production technologies of absorption method.In mercury catalyst production technology, substantial amounts of tail gas can be given off, and containing substantial amounts of hydrargyrum in tail gas, accordingly, it would be desirable to utilize exhaust gas processing device to carry out vent gas treatment, in order to reach emission request.But, current mercury catalyst tail gas is just discharged in air after absorbing simply by simple alkali liquid washing, and time in the aqueous slkali in tail gas entrance lye tank (vat), air pocket can be formed, making tail gas reduce with the contact area of alkali liquor, assimilation effect is poor, and the tail gas of discharge is extremely difficult to emission request, and possibly together with substantial amounts of hydrargyrum in the tail gas of discharge, cause the waste of hydrargyrum.
Summary of the invention
The purpose of this utility model is, it is provided that the mercury catalyst exhaust gas processing device of a kind of absorbing liquid reusable edible.This utility model has washing and good absorbing effect, and tail gas is the most up to standard, and in tail gas, the response rate of hydrargyrum is high, does not waste the feature of hydrargyrum.
The technical solution of the utility model: the mercury catalyst exhaust gas processing device of a kind of absorbing liquid reusable edible, includes the first absorption chamber, and its one end is provided with air inlet pipe, and inside is provided with active carbon layer, and the other end connects through one end of airway and the second absorption chamber；The top of described second absorption chamber is provided with spray groove, the upper wall of spray groove is provided with solution inlet, the lower wall of spray groove is provided with spray apertures, the lower section of spray apertures connects has spray nozzle, the bottom of described second absorption chamber to be provided with taphole, and taphole is connected through circulation pipe with described solution inlet, described circulation pipe is provided with water pump, the lowest part of circulation pipe is additionally provided with drain pipe, and drain pipe is provided with valve, and described second absorption chamber also connects through catheter reserving liquid tank；The other end of described second absorption chamber connects through one end of airway and the 3rd absorption chamber, is provided with active carbon layer in described 3rd absorption chamber, and its other end is provided with escape pipe.
The mercury catalyst exhaust gas processing device of aforesaid absorbing liquid reusable edible, the described bottom surface within the second absorption chamber is lower arcuate surface, and described taphole is positioned at the minimum point of lower arcuate surface.
The beneficial effects of the utility model: this utility model is by arranging three absorption chambers, when tail gas enters the first absorption chamber in active carbon layer absorbs tail gas the hydrargyrum of part, gas goes successively to the second absorption chamber, the alkali liquor of the second absorption chamber is by spraying through spray nozzle after spray groove, form vaporific aqueous slkali, improve the contact area of tail gas and aqueous slkali, improve the alkali liquor assimilation effect to tail gas, residual exhaust continues through the 3rd absorption chamber, activated carbon in the 3rd absorption chamber absorbs remaining hydrargyrum in gas, it is then discharged out, washing and the effect absorbed are preferable, the tail gas discharged is the most up to standard.Meanwhile, activated carbon can be used for remanufacturing mercury catalyst after Adsorption of Mercury, and due to preferable assimilation effect, improve this utility model response rate to hydrargyrum, decrease the waste of hydrargyrum.It addition, by being respectively provided with solution inlet and taphole at the upper and lower side of the second absorption chamber of the present utility model, and drive circulating of aqueous slkali in circulation pipe with water pump, enable aqueous slkali to make full use of, decrease the waste of aqueous slkali.Furthermore, when the ability absorbing hydrargyrum of aqueous slkali reach saturated after, by the drain pipe on circulation pipe, the aqueous slkali in the second absorption chamber can be discharged, from reserving liquid tank, then put into new aqueous slkali, proceed washing absorption, easy to use.Additionally, by the bottom of the second absorption chamber of the present utility model is set to lower arcuate surface, and taphole is arranged on the minimum point of lower arcuate surface, make aqueous slkali be easier to be discharged the second absorption chamber.In sum, this utility model has washing and assimilation effect is preferable, and tail gas is the most up to standard, high to the response rate of hydrargyrum, can reduce hydrargyrum waste, and beneficial effect easy to use.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is 3-D view of the present utility model.
Description of reference numerals: 1-the first absorption chamber, 2-the second absorption chamber, 3-the 3rd absorption chamber, 4-airway, 5-air inlet pipe, 6-active carbon layer, 7-escape pipe, 8-spray groove, 9-solution inlet, 10-spray apertures, 11-spray nozzle, 12-taphole, 13-water pump, 14-drain pipe, 15-valve, 16-circulation pipe, 17-storage tank, 18-catheter.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings, but is not intended as the foundation that this utility model is limited.
Embodiment of the present utility model: the mercury catalyst exhaust gas processing device of a kind of absorbing liquid reusable edible, as shown in accompanying drawing 1-2, including the first absorption chamber 1, its one end is provided with air inlet pipe 5, inside is provided with active carbon layer 6, and the other end is connected through one end of airway 4 with the second absorption chamber 2；The top of described second absorption chamber 2 is provided with spray groove 8, the upper wall of spray groove 8 is provided with solution inlet 9, the lower wall of spray groove 8 is provided with spray apertures 10, the lower section of spray apertures 10 connects spray nozzle 11, the bottom of described second absorption chamber 2 is provided with taphole 12, taphole 12 is connected through circulation pipe 16 with described solution inlet 9, described circulation pipe 16 is provided with water pump 13, the lowest part of circulation pipe 16 is additionally provided with drain pipe 14, drain pipe 14 is provided with valve 15, and described second absorption chamber 2 also connects through catheter 18 reserving liquid tank 17；The other end of described second absorption chamber 2 is connected through one end of airway 4 with the 3rd absorption chamber 3, is provided with active carbon layer 6 in described 3rd absorption chamber 3, and its other end is provided with escape pipe 7.
As preferably, the described bottom surface within the second absorption chamber 2 is lower arcuate surface, and described taphole 12 is positioned at the minimum point of lower arcuate surface.
Operation principle of the present utility model: tail gas enters the first absorption chamber 1 through air inlet pipe 5, the part hydrargyrum in tail gas is removed after active carbon layer 6 physical absorption in the first absorption chamber 1, then in airway 4 enters the second absorption chamber 2, water pump 13 drives caustic solution circulation, and spray in the spray groove 8 at the second absorption chamber 2 top, contact with the tail gas containing hydrargyrum after aqueous slkali is atomized by spray nozzle 11, and wash tail gas, absorb the part hydrargyrum in tail gas, remaining tail gas continues on through airway 4 and enters the 3rd absorption chamber 3, and after active carbon layer 6 physical absorption again in the 3rd absorption chamber 3, go out the most of hydrargyrum in tail gas, exhaust emissions is made to reach standard.When aqueous slkali the absorbability of hydrargyrum is reached saturated after, open valve 15, aqueous slkali discharged from drain pipe 14, the new aqueous slkali in fluid reservoir 17 is filled in the second absorption chamber 2, continues with tail gas.
As preferably, the described bottom surface within the second absorption chamber 2 is lower arcuate surface, and described taphole 12 is positioned at the minimum point of lower arcuate surface.Aqueous slkali is made to be easier to be discharged the second absorption chamber.
Claims (2)
1. the mercury catalyst exhaust gas processing device of an absorbing liquid reusable edible, it is characterized in that: include the first absorption chamber (1), its one end is provided with air inlet pipe (5), and inside is provided with active carbon layer (6), and the other end is connected through one end of airway (4) with the second absorption chamber (2)；The top of described second absorption chamber (2) is provided with spray groove (8), the upper wall of spray groove (8) is provided with solution inlet (9), the lower wall of spray groove (8) is provided with spray apertures (10), the lower section of spray apertures (10) connects spray nozzle (11), the bottom of described second absorption chamber (2) is provided with taphole (12), taphole (12) is connected through circulation pipe (16) with described solution inlet (9), described circulation pipe (16) is provided with water pump (13), the lowest part of circulation pipe (16) is additionally provided with drain pipe (14), drain pipe (14) is provided with valve (15), also connect through catheter (18) on described second absorption chamber (2) and have reserving liquid tank (17)；The other end of described second absorption chamber (2) is connected through one end of airway (4) with the 3rd absorption chamber (3), is provided with active carbon layer (6) in described 3rd absorption chamber (3), and its other end is provided with escape pipe (7).
The mercury catalyst exhaust gas processing device of absorbing liquid reusable edible the most according to claim 1, it is characterised in that: the bottom surface of described the second absorption chamber (2) inside is lower arcuate surface, and described taphole (12) is positioned at the minimum point of lower arcuate surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015211213251 | 2015-12-31 | ||
| CN201521121325 | 2015-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205495314U true CN205495314U (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620103681.9U Active CN205495314U (en) | 2015-12-31 | 2016-02-02 | But absorption liquid cyclic utilization's mercury catalyst tail gas processing apparatus |
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| CN (1) | CN205495314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110961166A (en) * | 2018-09-30 | 2020-04-07 | 中国石油化工股份有限公司 | Catalyst impregnation apparatus and method |
-
2016
- 2016-02-02 CN CN201620103681.9U patent/CN205495314U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110961166A (en) * | 2018-09-30 | 2020-04-07 | 中国石油化工股份有限公司 | Catalyst impregnation apparatus and method |
| CN110961166B (en) * | 2018-09-30 | 2022-11-18 | 中国石油化工股份有限公司 | Catalyst impregnation apparatus and method |
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