CN212091624U - Ammonia waste gas treatment device - Google Patents
Ammonia waste gas treatment device Download PDFInfo
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- CN212091624U CN212091624U CN201922428124.0U CN201922428124U CN212091624U CN 212091624 U CN212091624 U CN 212091624U CN 201922428124 U CN201922428124 U CN 201922428124U CN 212091624 U CN212091624 U CN 212091624U
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Abstract
The utility model provides an ammonia exhaust treatment device. The utility model discloses an acidizing fluid spray column of being connected with ammonia waste gas pipeline, the acidizing fluid spray column passes through pipe connection chemical dry filter, chemical dry filter passes through centrifugal fan and connects the discharge port, chemical dry filter include vertical tube-shape casing, one side of vertical tube-shape casing be provided with the air intake that the acidizing fluid spray column is connected, the opposite side be provided with the air outlet that centrifugal fan connects, vertical tube-shape casing the inside is provided with the center pin, the center pin pass through wheel hub connect a set of with the parallel sheet frame of center pin, the sheet frame both sides are provided with the filter screen, be provided with the acid drier in the filter screen intermediate layer of sheet frame both sides, center pin connection drive arrangement, vertical tube-shape casing's bottom and top are provided with bottom. The utility model discloses the treatment effeciency is high, and the fortune dimension is with low costs.
Description
The technical field is as follows:
the utility model relates to an ammonia exhaust treatment device belongs to environmental protection mechanical equipment technical field.
Background art:
the ammonia is used for producing ammonia water, nitrogenous fertilizers (urea, ammonium bicarbonate and the like), compound fertilizers, nitric acid, ammonium salts, soda ash and the like, and nitrogenous inorganic salts and organic matter intermediates, sulfa drugs, polyurethane, polyamide fibers, nitrile rubber and the like all need to directly take the ammonia as a raw material. In addition, liquid ammonia is commonly used as a refrigerant, and ammonia can also be used as a biofuel to provide energy. Ammonia is widely applied to the fields of chemical industry, light industry, chemical fertilizers, pharmacy, synthetic fibers and the like, the using amount of the ammonia is increased day by day along with the development of economy, but the ammonia is easy to volatilize in the using process and has strong pungent odor, can burn the mucosa of skin, eyes and respiratory organs, has great toxicity to human bodies, causes occupational diseases such as chronic tracheitis, emphysema and the like of employees, and is a great problem of environmental management in effective treatment of the ammonia. At present, water spraying or acid spraying is mostly adopted in the market, but the method has low treatment efficiency, can only continuously remove the high-concentration ammonia gas by increasing the stages of a spray tower, and has the advantages of high initial investment, large floor area, high operation cost and unstable treatment effect.
The utility model has the following contents:
the utility model aims at the problem that above-mentioned exists provides an ammonia exhaust treatment device with high concentration ammonia earlier through sour spray pretreatment, gets rid of most ammonia, the surplus small part ammonia passes through again the utility model discloses purpose-made chemistry dry filter removes, and the treatment effeciency is high, and fortune dimension is with low costs.
The above purpose is realized by the following technical scheme:
ammonia exhaust treatment device includes the acidizing fluid spray column of being connected with ammonia exhaust pipeline, the acidizing fluid spray column passes through pipe connection chemical dry filter, chemical dry filter passes through centrifugal fan and connects the discharge port, chemical dry filter include vertical tube-shape casing, one side of vertical tube-shape casing be provided with the air intake that the acidizing fluid spray column is connected, the opposite side be provided with the air outlet that centrifugal fan connects, vertical tube-shape casing the inside is provided with the center pin, the center pin pass through wheel hub connect a set of with the parallel sheet frame of center pin, the sheet frame both sides are provided with the filter screen, be provided with the acid drier in the filter screen intermediate layer of sheet frame both sides, center pin connection drive arrangement, the bottom and the top of vertical tube-shape casing are provided with bottom and.
The ammonia waste gas treatment device, the sheet frame with trilateral the rubber strip that is provided with of vertical tube-shape casing contact.
The bottom of the vertical cylindrical shell is connected with a bottom cover through a flange.
The ammonia waste gas treatment device is characterized in that the driving device is arranged on the top cover of the vertical cylindrical shell.
The ammonia waste gas treatment device comprises an acid liquor spraying tower and a secondary acid liquor spraying tower, wherein the acid liquor spraying tower is connected with the primary acid liquor spraying tower in series.
Has the advantages that:
1. spray the preliminary treatment through acid with high concentration ammonia earlier, get rid of most ammonia, remaining fractional ammonia passes through again the utility model discloses purpose-made chemistry dry filter removes, and the treatment effeciency is high, and the fortune dimension is with low costs.
2. The utility model discloses purpose-made chemical dry filter sets up the acid drying agent in plate and frame filter screen, and make plate and frame filter screen rotate through the drive, waste gas equals with the chance of every sheet frame contact in the tube-shape casing like this, change together when changing the acid drying agent filter material, the filterable in-process of traditional drier has been avoided, the chance of the drier contact waste gas of air inlet position is more, and the chance of gas outlet position contact waste gas is less, it can cause the waste of filter material to change simultaneously, the filter material can not make full use of cause fortune dimension cost too high, the utility model discloses a design then effectively avoided this problem, fortune dimension is with low costs.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the acid liquor spraying tower comprises an acid liquor spraying tower, 2, a chemical dry filter, 3, a centrifugal fan, 4, a discharge port, 21 and a vertical cylindrical shell; 22. an air inlet; 23. an air outlet; 24. a central shaft; 25. a plate frame; 26. a drive device; 27. a bottom cover; 28. and a top cover.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the ammonia waste gas treatment device of the present embodiment includes an acid liquor spray tower 1 connected to an ammonia waste gas pipeline, the acid liquor spray tower is connected with a chemical dry filter 2 through a pipeline, the chemical dry filter is connected with a discharge port 4 through a centrifugal fan 3, the chemical dry filter comprises a vertical cylindrical shell 21, one side of the vertical cylindrical shell is provided with an air inlet 22 connected with the acid liquor spray tower, the other side of the vertical cylindrical shell is provided with an air outlet 23 connected with the centrifugal fan, a central shaft 24 is arranged in the vertical cylindrical shell, the central shaft is connected with a group of plate frames 25 parallel to the central shaft through a wheel hub, filter screens are arranged on two sides of the plate frame, an acid drying agent is arranged in the interlayer of the filter screens on the two sides of the plate frame, the central shaft is connected with a driving device 26, and the bottom and the top of the vertical cylindrical shell are respectively provided with a bottom cover 27 and a top cover 28. The acidic drying agent in this embodiment is a compound of concentrated sulfuric acid and phosphorus pentoxide. The acid solution in this example is sulfuric acid with a mass concentration of 10%.
In the ammonia gas exhaust gas treatment device in this embodiment, the plate frame is provided with the rubber strip on three sides of the vertical cylindrical shell. The rubber strip is arranged to prevent exhaust gas from directly passing through the gap to the exhaust port.
In the ammonia gas exhaust gas treatment device in this embodiment, the bottom of the vertical cylindrical shell is connected with the bottom cover through a flange. The bottom is connected with the bottom cover through a flange, and the plate frame is disassembled to replace the drying agent more conveniently.
In the ammonia gas exhaust gas treatment device described in this embodiment, the drive device is mounted on the top cover of the vertical cylindrical housing.
In the ammonia waste gas treatment device in this embodiment, the acid solution spray tower includes a first-stage acid solution spray tower and a second-stage acid solution spray tower, and the first-stage acid solution spray tower and the second-stage acid solution spray tower are connected in series.
The working process is as follows:
and (3) the waste gas containing ammonia enters an acid liquor spray tower, most of ammonia is removed after acid liquor washing, and the residual waste gas containing ammonia enters a chemical dry filter, is subjected to adsorption filtration and is finally discharged under the action of a centrifugal fan. The chemistry dry-type filter of this embodiment, set up the acid drying agent in plate and frame filter screen, and make plate and frame filter screen rotate through the drive, waste gas equals with the chance of every sheet frame contact in the tube-shape casing like this, change when changing the acid drying agent filter material together, the filterable in-process of traditional drier has been avoided, the chance of the drier contact waste gas of air inlet position is more, and the chance of gas outlet position contact waste gas is less, it can cause the waste of filter material to change simultaneously, the filter material can not make full use of and cause fortune dimension cost too high, the utility model discloses a design then effectively avoided this problem, fortune dimension is with low costs.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (5)
1. The utility model provides an ammonia exhaust treatment device which characterized by: including the acidizing fluid spray column of being connected with ammonia exhaust gas pipeline, the acidizing fluid spray column passes through pipe connection chemical dry filter, chemical dry filter passes through centrifugal fan and connects the discharge port, chemical dry filter include vertical tube-shape casing, one side of vertical tube-shape casing be provided with the air intake that the acidizing fluid spray column is connected, the opposite side be provided with the air outlet that centrifugal fan connects, vertical tube-shape casing the inside is provided with the center pin, the center pin pass through wheel hub connect a set of with the parallel sheet frame of center pin, the sheet frame both sides are provided with the filter screen, be provided with the acid drier in the filter screen intermediate layer of sheet frame both sides, center pin connection drive arrangement, the bottom and the top of vertical tube-shape casing are provided with.
2. An ammonia gas exhaust gas treatment device according to claim 1, wherein: and three edges of the plate frame, which are in contact with the vertical cylindrical shell, are provided with rubber strips.
3. An ammonia gas exhaust gas treatment device according to claim 1, wherein: the bottom of the vertical cylindrical shell is connected with a bottom cover through a flange.
4. An ammonia gas exhaust gas treatment device according to claim 1, wherein: the driving device is installed on the top cover of the vertical cylindrical shell.
5. An ammonia gas exhaust gas treatment device according to claim 1, wherein: the acid liquor spraying tower comprises a first-stage acid liquor spraying tower and a second-stage acid liquor spraying tower, and the first-stage acid liquor spraying tower and the second-stage acid liquor spraying tower are connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428124.0U CN212091624U (en) | 2019-12-30 | 2019-12-30 | Ammonia waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428124.0U CN212091624U (en) | 2019-12-30 | 2019-12-30 | Ammonia waste gas treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN212091624U true CN212091624U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922428124.0U Active CN212091624U (en) | 2019-12-30 | 2019-12-30 | Ammonia waste gas treatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112704971A (en) * | 2021-03-29 | 2021-04-27 | 上海境业环保能源科技股份有限公司 | Granulation tower total pollution treatment system |
| CN113181764A (en) * | 2021-04-12 | 2021-07-30 | 南通大学 | Ammonia gas treatment device for detecting nitrogen oxides of SCR (Selective catalytic reduction) denitration device and working method thereof |
-
2019
- 2019-12-30 CN CN201922428124.0U patent/CN212091624U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112704971A (en) * | 2021-03-29 | 2021-04-27 | 上海境业环保能源科技股份有限公司 | Granulation tower total pollution treatment system |
| CN113181764A (en) * | 2021-04-12 | 2021-07-30 | 南通大学 | Ammonia gas treatment device for detecting nitrogen oxides of SCR (Selective catalytic reduction) denitration device and working method thereof |
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