CN211462658U - Ammonia gas treatment device for producing diammonium hydrogen phosphate - Google Patents
Ammonia gas treatment device for producing diammonium hydrogen phosphate Download PDFInfo
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- CN211462658U CN211462658U CN201922302905.5U CN201922302905U CN211462658U CN 211462658 U CN211462658 U CN 211462658U CN 201922302905 U CN201922302905 U CN 201922302905U CN 211462658 U CN211462658 U CN 211462658U
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Abstract
The utility model relates to the technical field of tail gas treatment, in particular to an ammonia gas treatment device for diammonium hydrogen phosphate production, which comprises a water tank and an exhaust pipe, wherein the exhaust pipe extends into the water tank, the end surface of the exhaust pipe is positioned below the liquid level, the water tank is internally provided with an exhaust port, an activated carbon layer, a first pore plate, a liquid supplementing port, a second pore plate, a stirring device and a liquid outlet from top to bottom, the peripheries of the activated carbon layer and the first pore plate are respectively connected with the inner wall of the water tank, the lower part of the first pore plate is connected with a plurality of nozzles, the nozzles are communicated with the water phase in the water tank through a liquid inlet pipe; the second orifice plate is connected with the pipe wall of the exhaust pipe, is positioned below the liquid level and is arranged in an inclined mode. Through this device, can effectively solve the problem that the ammonia can not be handled by abundant.
Description
Technical Field
The utility model relates to a tail gas treatment technical field especially relates to an ammonia processing apparatus for diammonium hydrogen phosphate production.
Background
Diammonium phosphate is an inorganic compound, a colorless transparent monoclinic crystal or white powder, and is a high-efficiency fertilizer widely applied to vegetables, fruits, rice and wheat. At present, diammonium hydrogen phosphate is mainly produced by a neutralization method, but tail gas generated in the production process contains a large amount of ammonia, and if the tail gas is directly discharged, environmental pollution is caused, so that the discharged ammonia needs to be treated.
In the prior art, a chinese utility model patent document with publication number CN204543951U and publication date 2015, 08 and 12 is proposed to solve the above existing technical problems, and the technical solution disclosed in the patent document is as follows: an ammonia gas treatment device, comprising: the device comprises a liquid storage basin for storing ammonia absorption liquid and a closed cover reversely buckled on the liquid level of the ammonia absorption liquid, wherein the lower end of the closed cover extends into the position below the liquid level of the ammonia absorption liquid, an exhaust pipe for conveying ammonia penetrates through the closed cover in a sealing manner, an exhaust port extends into the position below the liquid level of the ammonia absorption liquid, the circumferential outer edge of an air distribution net is connected with the inner wall of the closed cover, the air distribution net is positioned above the liquid level of the ammonia absorption liquid, the exhaust pipe penetrates through the air distribution net, and a water pump arranged in the liquid storage basin is suitable for atomizing the ammonia absorption liquid and then spraying the atomized ammonia absorption liquid to the air distribution net from the upper; the gas distribution net is used for blocking the flow of ammonia gas in the closed cover, so that the ammonia gas is gathered near the gas distribution net, and the spray head is used for spraying the mist absorption liquid to the gas distribution net, thereby improving the recovery utilization rate of the ammonia gas.
Above-mentioned technical scheme is in the in-service use in-process, and a large amount of ammonia gushes into the absorption liquid once, produces the ammonia easily and can not even contact with the absorption liquid, and the ammonia escapes from the stock solution basin around the edge of sealed cowling easily.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an ammonia processing apparatus for diammonium hydrogen phosphate production can effectively solve the problem that the ammonia can not be handled by abundant.
The utility model discloses a realize through adopting following technical scheme:
the utility model provides an ammonia processing apparatus for diammonium hydrogen phosphate production, includes the water tank and stretches into water tank and terminal surface and be located the blast pipe under the liquid level, its characterized in that: the water tank is also internally provided with an exhaust port, an activated carbon layer, a first pore plate, a liquid supplementing port, a second pore plate, a stirring device and a liquid outlet from top to bottom, the peripheries of the activated carbon layer and the first pore plate are respectively connected with the inner wall of the water tank, the lower part of the first pore plate is connected with a plurality of nozzles, the nozzles are communicated with water in the water tank through a liquid inlet pipe, and a water pump is arranged on the liquid inlet pipe; the second orifice plate is connected with the pipe wall of the exhaust pipe, is positioned below the liquid level and is arranged in an inclined mode.
The stirring device comprises a stirring shaft and a driving piece for driving the stirring shaft to rotate, and a plurality of stirring blades are arranged on the stirring shaft.
The stirring shaft is opposite to the exhaust pipe.
The other end of the second pore plate is connected with the inner wall of the water tank.
The water tank is provided with a top cover, the top cover is movably connected with the side wall through threads, and the exhaust port is located on the top cover of the water tank.
The nozzle is an atomizing nozzle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the activated carbon layer, the spraying layer and the water layer are arranged in the water tank from top to bottom, so that ammonia gas can be dissolved, sprayed and dissolved and finally absorbed by activated carbon in sequence, and the ammonia gas can be fully absorbed by three-layer treatment.
The second orifice plate links to each other with the pipe wall of blast pipe, is located under the liquid level and is the tilting setting, and second orifice plate below still is equipped with agitating unit, and agitating unit makes the water rapid movement in the water tank, can fully contact with the ammonia of following the blast pipe exhaust, and the second orifice plate also plays the effect of stopping to the ammonia, prolongs the contact time of ammonia in water.
The nozzle is communicated with the water in the water tank through the liquid inlet pipe, and sprayed water can also fall to the bottom of the water tank after being sprayed, so that good circulation is formed.
2. Agitating unit includes (mixing) shaft and the rotatory driving piece of drive (mixing) shaft, be equipped with a plurality of stirring vane on the (mixing) shaft, have stirring vane, the effect of stirring is better, can drive water rapid movement, fully contacts with ammonia.
3. The (mixing) shaft is just to the exhaust, and the (mixing) shaft is rotatory, also can break up the ammonia of following the blast pipe exhaust when driving the water removal in the water tank for the ammonia is more abundant with the contact of water.
4. The other end of the second pore plate is connected with the inner wall of the water tank, and undissolved ammonia can only move upwards along the pores on the second pore plate, so that the time of the ammonia in water is prolonged.
5. The water tank is equipped with the top cap, and the top cap passes through screw thread swing joint with the lateral wall, is convenient for place and change activated carbon layer etc..
6. The nozzle is an atomizing nozzle, and the sprayed water mist is easier to fully contact with ammonia gas.
Drawings
The invention will be described in further detail with reference to the following description taken in conjunction with the accompanying drawings and detailed description, in which:
fig. 1 is a schematic structural view of the present invention;
the labels in the figure are:
1. the water tank, 2, blast pipe, 3, gas vent, 4, activated carbon layer, 5, fluid infusion mouth, 6, first orifice plate, 7, second orifice plate, 8, liquid outlet, 9, nozzle, 10, feed liquor pipe, 11, water pump, 12, (mixing) shaft, 13, driving piece, 14, stirring vane, 15, top cap.
Detailed Description
Example 1
As the utility model discloses basic embodiment, the utility model discloses an ammonia processing apparatus for diammonium hydrogen phosphate production, include water tank 1 and stretch into 1 and the terminal surface of water tank and be located blast pipe 2 under the liquid level, from the top down still is equipped with gas vent 3, activated carbon layer 4, first orifice plate 6, fluid infusion mouth 5, second orifice plate 7, agitating unit and liquid outlet 8 in the water tank 1. The water tank 1 may be an open structure, and the exhaust port 3 is an opening of the water tank 1. The first orifice plate 6 and the second orifice plate 7 are provided with a plurality of small holes. The exhaust pipe 2 can sequentially penetrate through the activated carbon layer 4 and the first pore plate 6 and finally extend into the position below the liquid level in the water tank 1 to be connected with the second pore plate 7.
All link to each other with the inner wall of water tank 1 respectively around activated carbon layer 4 and first orifice plate 6, and the sub-unit connection of first orifice plate 6 has a plurality of nozzles 9, nozzle 9 links to each other with same root feed liquor pipe 10 through the branch pipe respectively, and the water phase intercommunication in feed liquor pipe 10 other end and the water tank 1, and is equipped with water pump 11 on the feed liquor pipe 10. The second pore plate 7 is connected with the pipe wall of the exhaust pipe 2, is positioned below the liquid level and is arranged in an inclined mode.
Agitating unit includes (mixing) shaft 12 and the rotatory driving piece 13 of drive (mixing) shaft 12, and agitating unit is located second orifice plate 7 below, and (mixing) shaft 12 can be horizontal rotary motion on the horizontal direction, drives water rapid draing in water tank 1 for water and ammonia fully contact.
Example 2
As a preferred embodiment of the utility model, the utility model discloses an ammonia processing apparatus for diammonium hydrogen phosphate production, include water tank 1 and stretch into water tank 1 and terminal surface and be located blast pipe 2 under the liquid level. Still be equipped with gas vent 3, activated carbon layer 4, first orifice plate 6, fluid infusion mouth 5, second orifice plate 7, agitating unit and liquid outlet 8 in the water tank 1 from the top down, activated carbon layer 4 and first orifice plate 6 all link to each other with the inner wall of water tank 1 respectively all around, and the sub-unit connection of first orifice plate 6 has a plurality of nozzles 9, nozzle 9 is equipped with water pump 11 through feed liquor pipe 10 with the water phase intercommunication in the water tank 1 on the feed liquor pipe 10. One end of the second pore plate 7 is connected with the pipe wall of the exhaust pipe 2, and the other end is positioned below the liquid level and is arranged in an inclined mode until being connected with the inner wall of the water tank 1. The exhaust pipe 2 can sequentially penetrate through the outer wall of the water tank 1 and the first pore plate 6 and finally extend into the position below the liquid level in the water tank 1 to be connected with the second pore plate 7.
Agitating unit includes (mixing) shaft 12 and the rotatory driving piece 13 of drive (mixing) shaft 12, be equipped with a plurality of stirring vane 14 on the (mixing) shaft 12, driving piece 13 can be the motor, is located water tank 1 bottom, and (mixing) shaft 12 is vertical setting, and just to blast pipe 2. The stirring blade 14 is a helical blade and is spirally arranged on the stirring shaft 12 from top to bottom. The ammonia is discharged downwards along the direction of exhaust pipe 2, can be broken up fast by agitating unit, and agitating unit accelerates the fast flow of water in the water tank 1 simultaneously, makes the ammonia more abundant with the contact of water.
Example 3
As the best mode of the present invention, referring to the attached drawing 1 of the specification, the present invention includes an ammonia gas treatment device for diammonium hydrogen phosphate production, including water tank 1 and exhaust pipe 2 extending into water tank 1 and the end surface of which is located under the liquid level, from top to bottom in water tank 1 is further provided with gas outlet 3, activated carbon layer 4, first orifice plate 6, fluid infusion port 5, second orifice plate 7, stirring device and liquid outlet 8. The water tank 1 is provided with a top cover 15, the top cover 15 of the water tank 1 is movably connected with the side wall through threads, and the exhaust port 3 is positioned on the top cover 15 of the water tank 1. The liquid supplementing port 5 can be arranged on the side wall of the water tank 1 and is directly connected with a water pipe and the like. The first orifice plate 6 and the second orifice plate 7 are provided with a plurality of small holes. The exhaust pipe 2 can sequentially penetrate through the top cover 15, the activated carbon layer 4 and the first pore plate 6 and finally extend into the position below the liquid level in the water tank 1 to be connected with the second pore plate 7.
The activated carbon layer 4 and the periphery of the first pore plate 6 are respectively connected with the inner wall of the water tank 1, the lower part of the first pore plate 6 is connected with a plurality of nozzles 9, and the nozzles 9 can be atomizing nozzles. The nozzle 9 is connected with the same liquid inlet pipe 10, the other end of the liquid inlet pipe 10 is communicated with the water phase in the water tank 1, and the liquid inlet pipe 10 is provided with a water pump 11. The second orifice plate 7 is connected with the pipe wall of the exhaust pipe 2, is positioned below the liquid level and is arranged in an inclined mode until being connected with the inner wall of the water tank 1.
The stirring device comprises a stirring shaft 12 and a driving piece 13 for driving the stirring shaft 12 to rotate, wherein the stirring shaft 12 is provided with a plurality of stirring blades 14, and the stirring blades are rod-shaped and are arranged on the driving shaft in a staggered manner. The stirring shaft 12 is vertically arranged and is opposite to the exhaust pipe 2. The driving part 13 can be a motor and is positioned in a cavity at the bottom of the water tank 1, the cavity is formed by enclosing the inner wall and the outer wall of the water tank 1, and the thickness of the cavity formed at the bottom is greater than that of the cavity formed at the periphery.
The ammonia is standing under the liquid level that blast pipe 2 got into water tank 1, under agitating unit effect, the ammonia is broken up, water in the water tank 1 flows fast, the ammonia fully contacts with water, few ammonia can only be along the aperture rebound on the second orifice plate 7, then fully contact with atomizing nozzle spun water smoke, further by the absorption processing, only at last through activated carbon layer 4 last absorption processing just can be discharged, triple absorption processing, the ammonia is handled more thoroughly.
In conclusion, after the ordinary skilled in the art reads the document of the present invention, the technical solution and technical idea of the present invention do not need creative mental labor and make other various corresponding transformation schemes, which all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides an ammonia processing apparatus for diammonium hydrogen phosphate production, includes water tank (1) and stretches into water tank (1) and terminal surface and be located blast pipe (2) below the liquid level, its characterized in that: the water tank (1) is internally provided with an exhaust port (3), an activated carbon layer (4), a first pore plate (6), a liquid supplementing port (5), a second pore plate (7), a stirring device and a liquid outlet (8) from top to bottom, the peripheries of the activated carbon layer (4) and the first pore plate (6) are respectively connected with the inner wall of the water tank (1), the lower part of the first pore plate (6) is connected with a plurality of nozzles (9), the nozzles (9) are communicated with the water in the water tank (1) through a liquid inlet pipe (10), and the liquid inlet pipe (10) is provided with a water pump (11); the second pore plate (7) is connected with the pipe wall of the exhaust pipe (2), is positioned below the liquid level and is arranged in an inclined mode.
2. An ammonia treatment plant for the production of diammonium phosphate according to claim 1, characterized in that: the stirring device comprises a stirring shaft (12) and a driving piece (13) for driving the stirring shaft (12) to rotate, and a plurality of stirring blades (14) are arranged on the stirring shaft (12).
3. An ammonia treatment plant for the production of diammonium phosphate according to claim 2, characterized in that: the stirring shaft (12) is opposite to the exhaust pipe (2).
4. An ammonia treatment plant for the production of diammonium phosphate according to claim 1 or 3, characterized in that: the other end of the second pore plate (7) is connected with the inner wall of the water tank (1).
5. An ammonia treatment plant for the production of diammonium phosphate according to claim 4, characterized in that: the water tank (1) is provided with a top cover (15), the top cover (15) is movably connected with the side wall through threads, and the exhaust port (3) is located on the top cover (15) of the water tank (1).
6. An ammonia treatment plant for the production of diammonium phosphate according to claim 5, characterized in that: the nozzle (9) is an atomizing nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922302905.5U CN211462658U (en) | 2019-12-20 | 2019-12-20 | Ammonia gas treatment device for producing diammonium hydrogen phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922302905.5U CN211462658U (en) | 2019-12-20 | 2019-12-20 | Ammonia gas treatment device for producing diammonium hydrogen phosphate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211462658U true CN211462658U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922302905.5U Active CN211462658U (en) | 2019-12-20 | 2019-12-20 | Ammonia gas treatment device for producing diammonium hydrogen phosphate |
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| Country | Link |
|---|---|
| CN (1) | CN211462658U (en) |
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