CN213885655U - Ammonium sulfate device waste gas and exhaust tail gas collecting and treating equipment - Google Patents
Ammonium sulfate device waste gas and exhaust tail gas collecting and treating equipment Download PDFInfo
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- CN213885655U CN213885655U CN202021302673.XU CN202021302673U CN213885655U CN 213885655 U CN213885655 U CN 213885655U CN 202021302673 U CN202021302673 U CN 202021302673U CN 213885655 U CN213885655 U CN 213885655U
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Abstract
The utility model discloses a waste gas and emptying tail gas collecting and treating device of an ammonium sulfate device, which comprises an ammonium sulfate device and a treating tank; the ammonium sulfate device and the treatment tank are connected with a tail gas pipeline, and a draught fan is arranged on the tail gas pipeline; the tail end of the tail gas pipeline extends to the bottom of the treatment tank, and a tail gas branch pipe is arranged above the tail gas pipeline; a first partition plate and a second partition plate are sequentially arranged above the tail gas branch pipe; the treatment tank is filled with sodium hydroxide solution; a first circulating pipe and a second circulating pipe are arranged in the treatment tank; a first spraying pipe is arranged below the top end of the first circulating pipe, and a second spraying pipe is arranged below the top end of the second circulating pipe; the first circulating pipe and the second circulating pipe are respectively provided with a first circulating pump and a second circulating pump; the bottom of the treatment tank is also provided with a waste liquid pipeline. Compared with the prior art, the beneficial effects of the utility model are that: can effectively reduce the odor of the discharged tail gas in the ammonium sulfate equipment and eliminate the harmful flue gas of the tail gas so as to improve the surrounding environmental quality.
Description
Technical Field
The utility model relates to an ammonium sulfate device equipment field, concretely relates to ammonium sulfate device waste gas and exhaust tail gas collection treatment facility.
Background
The ammonium sulfate device can produce certain waste gas and tail gas in the operation engineering, and if the waste gas and the tail gas can not be properly treated, the emission of the waste gas and the tail gas not only seriously pollutes the environment, but also influences the physical and psychological health of staff.
As the Chinese utility model patent: the utility model provides a dry waste gas water bath dust collector of ammonium sulfate, CN201620897374.2, has designed one kind and can solve the material phenomenon that wafts in the waste gas, has improved the dry waste gas water bath dust collector of ammonium sulfate of dust removal effect, but its filter effect is general, can not better solution and handle the harmful component that mix with in waste gas and the tail gas.
Therefore, the waste gas of the ammonium sulfate device and the vent tail gas are collected and treated by a draught fan, the centrifugal waste gas and the vent tail gas are discharged into an alkaline washing tower after being collected by the draught fan, harmful components in the waste gas are absorbed and absorbed by the tail gas through sodium hydroxide solution, the absorbed tail gas enters a wet-type electric demister, entrained liquid drops such as ammonium sulfate aerosol and the like are further eliminated, then the waste alkali liquid is discharged to the atmosphere, and the waste alkali liquid is periodically sent to a sewage treatment plant according to the concentration of sodium hydroxide.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ammonium sulfate device waste gas and exhaust tail gas collection treatment facility, its characteristics are simple structure, can effectively reduce the stink of outer row tail gas in the ammonium sulfate equipment and eliminate its harmful flue gas to improve peripheral environmental quality.
In order to achieve the above object, the utility model provides a following technical scheme: a collecting and processing device for waste gas and vent tail gas of an ammonium sulfate device comprises an ammonium sulfate device and a processing tank; the top end of the ammonium sulfate device and the bottom end of the treatment tank are connected with a tail gas pipeline, and a draught fan is arranged on the tail gas pipeline; the tail end of the tail gas pipeline extends to the center of the bottom of the treatment tank, and a tail gas branch pipe is arranged above the tail gas pipeline; a first partition plate and a second partition plate are sequentially arranged above the tail gas branch pipe; the treatment tank is filled with a sodium hydroxide solution, and the liquid level end of the sodium hydroxide solution is positioned above the second partition plate; a first circulating pipe is arranged below the first partition plate in the treatment tank; the upper end of the first circulating pipe extends to the center of the upper part of the treatment tank, and a first spraying pipe is arranged below the first circulating pipe; a second circulating pipe is arranged between the first partition plate and the second partition plate in the treatment tank; the upper end of the second circulating pipe extends to the center of the upper part of the treatment tank and below the first spraying pipe, and a second spraying pipe is arranged below the second spraying pipe; the first circulating pipe and the second circulating pipe are respectively provided with a first circulating pump and a second circulating pump; and a waste liquid pipeline is also arranged at the bottom end of the treatment tank.
Preferably, the tail gas branch pipes are arranged in a plurality and are circumferentially and uniformly distributed by taking the tail ends of the tail gas pipelines as axes.
Preferably, the first partition plate and the second partition plate are both formed by a plurality of guide plates, a groove is formed between every two adjacent guide plates, and the guide plates are in a V-shaped structure.
And optimally, the guide plates in the first partition plate and the second partition plate are distributed in a staggered manner from top to bottom.
Preferably, the first spraying pipe and the second spraying pipe are in a cross structure shape, and the first spraying pipe and the second spraying pipe are distributed in a staggered mode from top to bottom.
Preferably, a metal wire demister is arranged above the first spray pipe in the treatment tank.
As optimization, a wet type electric demister is also included; the top end of the treatment tank is provided with a collecting pipe and is communicated with the wet-type electric demister; a liquid discharge pipe is arranged at the bottom end of the wet type electric demister; and the liquid discharge pipe is communicated with the treatment tank and is positioned below the metal wire demister.
And optimally, a liquid level meter and a sodium hydroxide concentration detector are arranged in the treatment tank.
Compared with the prior art, the beneficial effects of the utility model are as follows: tail gas and waste gas generated by the ammonium sulfate device are subjected to spray chemical absorption by a sodium hydroxide solution, and the structure optimization layout is carried out in the treatment tank, so that the filtering effect is good; increase the contact time of tail gas, waste gas and sodium hydroxide solution through first baffle and second baffle, carry out reuse to the sodium hydroxide solution through first circulating pipe and second circulating pipe simultaneously, the processing tank top is equipped with wire demister and wet-type electric demister and further gets rid of water smoke and eliminates smuggleing secretly the liquid drop of smuggleing ammonium sulfate aerosol or other compositions secretly, ensures the tail gas safe and reliable who discharges.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the first partition plate and the second partition plate of the present invention.
The system comprises an ammonium sulfate device 1, an induced draft fan 2, a tail gas pipeline 3, a treatment tank 4, a tail gas branch pipe 5, a waste liquid pipeline 6, a first partition plate 7, a second partition plate 8, a first circulating pipe 9, a second circulating pipe 10, a first circulating pump 11, a second circulating pump 12, a first spraying pipe 13, a second spraying pipe 14, a metal wire demister 15, a wet type electric demister 16, a liquid discharge pipe 17, a collecting pipe 18, a guide plate 19 and a groove 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A collection and treatment device for waste gas and vent tail gas of an ammonium sulfate device comprises an ammonium sulfate device 1 and a treatment tank 4; the top end of the ammonium sulfate device 1 and the bottom end of the treatment tank 4 are connected with a tail gas pipeline 3, and a draught fan 2 is arranged on the tail gas pipeline 3; the tail end of the tail gas pipeline 3 extends to the center of the bottom of the treatment tank 4, and a tail gas branch pipe 5 is arranged above the tail gas pipeline; a first partition plate 7 and a second partition plate 8 are sequentially arranged above the tail gas branch pipe 5; the treatment tank 4 is filled with a sodium hydroxide solution, and the liquid level end of the sodium hydroxide solution is positioned above the second partition plate 8; a first circulating pipe 9 is arranged below the first partition plate 7 in the treatment tank 4; the upper end of the first circulating pipe 9 extends to the center of the upper part of the treatment tank 4, and a first spraying pipe 13 is arranged below the first circulating pipe; a second circulating pipe 10 is arranged between the first partition plate 7 and the second partition plate 8 in the treatment tank 4; the upper end of the second circulating pipe 10 extends to the center of the upper part of the treatment tank 4 and below the first spraying pipe 13, and a second spraying pipe 14 is arranged below the second circulating pipe; the first circulating pipe 9 and the second circulating pipe 10 are respectively provided with a first circulating pump 11 and a second circulating pump 12; and a waste liquid pipeline 6 is also arranged at the bottom end of the treatment tank 4.
The tail gas branch pipes 5 are arranged in a plurality and are circumferentially and uniformly distributed by taking the tail ends of the tail gas pipelines 3 as axes.
The first partition plate 7 and the second partition plate 8 are both composed of a plurality of guide plates 19, a groove 20 is arranged between every two adjacent guide plates 19, and the guide plates 19 are in a V-shaped structure.
The guide plates 16 in the first partition plate 7 and the second partition plate 8 are distributed in a staggered manner from top to bottom.
The first spraying pipe 13 and the second spraying pipe 14 are both in a cross structure shape, and the first spraying pipe 13 and the second spraying pipe 14 are distributed in a staggered shape from top to bottom.
And a metal wire demister 15 is also arranged above the first spray pipe 13 in the treatment tank 4.
A wet electric demister 16; the top end of the treatment tank 4 is provided with a collecting pipe 18 and is communicated with a wet electric demister 16; a liquid discharge pipe 17 is arranged at the bottom end of the wet type electric demister 16; the drain pipe 17 is communicated with the treatment tank 4 and is positioned below the wire demister 15.
And a liquid level meter and a sodium hydroxide concentration detector are arranged in the treatment tank 4.
The specific implementation mode and the working principle are as follows:
the waste gas and the emptying tail gas in the ammonium sulfate device 1 are collected by the draught fan 2 and then discharged into the treatment tank 4, the harmful components in the waste gas and the emptying tail gas are subjected to chemical reaction absorption by the sodium hydroxide solution, the reaction time of the waste gas and the emptying tail gas with the sodium hydroxide solution is prolonged under the diversion and the obstruction of the first partition plate 7 and the second partition plate 8, the absorption effect is ensured, the first circulating pipe and the second circulating pipe are optimized and designed, the positions of the first circulating pipe and the second circulating pipe are optimized and distributed, the concentration balance of the sodium hydroxide solution in the treatment tank 4 is improved, and the sodium hydroxide solution in the treatment tank 4 is monitored by the liquid level meter and the sodium hydroxide concentration detector; the wire mesh demister 15 is a gas-liquid separating device through which gas passesFoam removerWire mats of, or with removable entrainmentThe mist of (3) -5um can be effectively removed by arranging the mist which is mainly used for treating liquid drops carried in the gas in the tank (4) and is designed at the top of the tank (4).
And finally, the final filtration is carried out through a wet-type electric demister 16, and the electric demister is gas-liquid separation wet equipment with the minimum purification fluid resistance, so the electric demister is widely used for acid preparation from smelting flue gas, tail gas treatment of titanium pigment calcination and various acid mist treatments in chemical plants. Meanwhile, the collected waste water is collected again inside the treatment tank 4 through a drain pipe 17 so as to be properly treated collectively.
When the equipment runs for a long time, the concentration of the sodium hydroxide in the treatment tank 4 is monitored by a sodium hydroxide concentration detector, and when the concentration of the sodium hydroxide is lower than the treatment reaction requirement, the waste alkali liquor in the treatment tank 4 is discharged by a waste liquor pipeline 6, and then the sodium hydroxide solution is filled again.
Furthermore, a layer of spray water pipe is laid above the metal wire demister 15, and the demister is washed regularly to prevent the demister from being blocked. Meanwhile, a sampling port 1 is reserved above the metal wire demister 15 and is used for sampling and analyzing the waste gas.
Furthermore, the tail gas branch pipe 5 can be replaced by a packing layer of 40CM, and the packing layer adopts a stepped ring structure made of PP materials.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides an ammonium sulfate device waste gas and exhaust tail gas collection treatment facility which characterized in that: comprises an ammonium sulfate device (1) and a treatment tank (4); the top end of the ammonium sulfate device (1) and the bottom end of the treatment tank (4) are connected with a tail gas pipeline (3), and a draught fan (2) is arranged on the tail gas pipeline (3); the tail end of the tail gas pipeline (3) extends to the center of the bottom of the treatment tank (4), and a tail gas branch pipe (5) is arranged above the tail gas pipeline; a first partition plate (7) and a second partition plate (8) are sequentially arranged above the tail gas branch pipe (5); the treatment tank (4) is filled with a sodium hydroxide solution, and the liquid level end of the sodium hydroxide solution is positioned above the second partition plate (8); a first circulating pipe (9) is arranged below the first partition plate (7) in the treatment tank (4); the upper end of the first circulating pipe (9) extends to the center of the upper part of the treatment tank (4), and a first spraying pipe (13) is arranged below the first circulating pipe; a second circulating pipe (10) is arranged between the first partition plate (7) and the second partition plate (8) in the treatment tank (4); the upper end of the second circulating pipe (10) extends to the center of the upper part of the treatment tank (4) and below the first spraying pipe (13), and a second spraying pipe (14) is arranged below the second circulating pipe; a first circulating pump (11) and a second circulating pump (12) are respectively arranged on the first circulating pipe (9) and the second circulating pipe (10); and a waste liquid pipeline (6) is also arranged at the bottom end of the treatment tank (4).
2. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 1, characterized in that: the tail gas branch pipes (5) are arranged in a plurality and are circumferentially and uniformly distributed by taking the tail ends of the tail gas pipelines (3) as axes.
3. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 1, characterized in that: the first partition plate (7) and the second partition plate (8) are formed by a plurality of guide plates (19), a groove (20) is formed between every two adjacent guide plates (19), and the guide plates (19) are in a V-shaped structure.
4. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 3, characterized in that: the guide plates (19) in the first partition plate (7) and the second partition plate (8) are distributed in a staggered manner from top to bottom.
5. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 1, characterized in that: the first spray pipe (13) and the second spray pipe (14) are both in a cross structure shape, and the first spray pipe (13) and the second spray pipe (14) are distributed in a staggered shape from top to bottom.
6. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 1, characterized in that: and a metal wire demister (15) is also arranged above the first spray pipe (13) in the treatment tank (4).
7. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 6, characterized in that: also comprises a wet type electric demister (16); the top end of the treatment tank (4) is provided with a collecting pipe (18) and is communicated with a wet type electric demister (16); a liquid discharge pipe (17) is arranged at the bottom end of the wet type electric demister (16); the liquid discharge pipe (17) is communicated with the treatment tank (4) and is positioned below the metal wire demister (15).
8. The ammonium sulfate device waste gas and vent tail gas collecting and treating equipment according to claim 1, characterized in that: and a liquid level meter and a sodium hydroxide concentration detector are arranged in the treatment tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021302673.XU CN213885655U (en) | 2020-07-06 | 2020-07-06 | Ammonium sulfate device waste gas and exhaust tail gas collecting and treating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021302673.XU CN213885655U (en) | 2020-07-06 | 2020-07-06 | Ammonium sulfate device waste gas and exhaust tail gas collecting and treating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213885655U true CN213885655U (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021302673.XU Active CN213885655U (en) | 2020-07-06 | 2020-07-06 | Ammonium sulfate device waste gas and exhaust tail gas collecting and treating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213885655U (en) |
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2020
- 2020-07-06 CN CN202021302673.XU patent/CN213885655U/en active Active
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