CN204174116U - A kind of complex acid equipment of industrial producing urea ammonium nitrate solution - Google Patents
A kind of complex acid equipment of industrial producing urea ammonium nitrate solution Download PDFInfo
- Publication number
- CN204174116U CN204174116U CN201420560773.0U CN201420560773U CN204174116U CN 204174116 U CN204174116 U CN 204174116U CN 201420560773 U CN201420560773 U CN 201420560773U CN 204174116 U CN204174116 U CN 204174116U
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- cylindrical shell
- ammonium nitrate
- nitrate solution
- pipeline
- urea ammonium
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Abstract
The utility model provides a kind of complex acid equipment of industrial producing urea ammonium nitrate solution, comprise cylindrical shell, upper cover and lower cover, the upper end of described upper cover is provided with filler, pressure gauge connection and venting port, also nitrogen inlet is provided with in the middle of the upper end of described upper cover, the lower end of described lower cover is provided with acid outlet, the sidewall of described cylindrical shell is provided with liquidometer, the top of the sidewall of described cylindrical shell is provided with sour import, the bottom of the sidewall of described cylindrical shell is provided with thief hole, described cylinder lumen is provided with nitrogen pipeline vertically, described nitrogen pipeline one end is connected with nitrogen inlet, the other end is positioned at the bottom of cylindrical shell, the described nitrogen pipeline the other end is provided with gas distributor, gas distributor becomes cross to arrange by pipeline, pore is provided with bottom the pipeline of described gas distributor.The utility model complex acid equipment, the salpeter solution water white transparency after dilution, does not affect the color and luster of UAN quality product, and nitric acid dilution and conveying is united two into one, and red-tape operati is convenient.
Description
Technical field
The utility model relates to complex acid equipment, especially relates to a kind of complex acid equipment of industrial producing urea ammonium nitrate solution.
Background technology
Urea ammonium nitrate solution (Urea Ammonium Nitrate solution), being called for short UAN solution, abroad also referred to as nitrogen solution (N solution), is formulated by urea, ammonium nitrate and water.
During UAN produces, the pH value of solution controls to be necessary step, the general dust technology control ph adding 25-35% concentration in the work in-process of solution, but the salpeter solution of not this concentration and quality in industrial production, generally need thin up, this operation is wayward, can thermopositive reaction be there is in direct thin up nitric acid, generate the gases such as nitrogen peroxide, this gas dissolving is in nitric acid, yellow color can be produced, affect quality product, so the solution after nitric acid dilution is generally by adding the blowout such as air or nitrogen dissolved gases, be called bleaching process, nitric acid acid adding is wayward and metering to the operation of UAN Preparation tank.
Utility model content
The purpose of this utility model is to provide a kind of complex acid equipment of industrial producing urea ammonium nitrate solution, and use this complex acid equipment, the nitric acid after thin up does not have color, does not affect the color and luster of UAN quality product, and red-tape operati is convenient, and technique is simple.
The technical solution adopted in the utility model is:
A kind of complex acid equipment of industrial producing urea ammonium nitrate solution, comprise cylindrical shell, upper cover and lower cover, described cylindrical shell and described upper cover and described lower cover are integrated, the upper end of described upper cover is provided with filler, pressure gauge connection and venting port, also nitrogen inlet is provided with in the middle of the upper end of described upper cover, the lower end of described lower cover is provided with acid outlet, described acid outlet is connected to urea ammonium nitrate solution Preparation tank by pipeline, the sidewall of described cylindrical shell is provided with liquidometer, the top of the sidewall of described cylindrical shell is provided with sour import, the bottom of the sidewall of described cylindrical shell is provided with thief hole, described filler, pressure gauge connection, venting port, nitrogen inlet, acid outlet, the switch of acid import and thief hole is by Valve controlling, described cylinder lumen is provided with nitrogen pipeline vertically, described nitrogen pipeline one end is connected with nitrogen inlet, the described nitrogen pipeline the other end is positioned at the bottom of described cylindrical shell, the described nitrogen pipeline the other end is provided with gas distributor, described gas distributor becomes cross to arrange by pipeline, pore is provided with bottom the pipeline of described gas distributor.
The complex acid equipment of industrial producing urea ammonium nitrate solution described in the utility model, wherein, described pore is the circular hole of diameter 3-5mm.
The complex acid equipment of industrial producing urea ammonium nitrate solution described in the utility model, wherein, the sidewall of described cylindrical shell is also provided with manhole.
The complex acid equipment of industrial producing urea ammonium nitrate solution described in the utility model, wherein, the sidewall of described cylindrical shell is provided with interface of the level gauge, described interface of the level gauge comprises upper interface and lower interface, and described liquidometer is fixed by the sidewall of described upper interface and described lower interface and described cylindrical shell.
The complex acid equipment of industrial producing urea ammonium nitrate solution described in the utility model, wherein, described liquid level counts magnetic flap level gauge.
The complex acid equipment of industrial producing urea ammonium nitrate solution described in the utility model, wherein, described upper cover and described lower cover are respectively spherical, and described cylindrical shell is right cylinder.
The complex acid equipment of industrial producing urea ammonium nitrate solution described in the utility model, wherein, described cylindrical shell, upper cover and lower cover are made up of stainless steel.
The utility model beneficial effect:
The complex acid equipment of the utility model industrial producing urea ammonium nitrate solution, be equipped with venting port and gas distributor, pore is provided with bottom the pipeline of gas distributor, nitrogen can be made evenly to flow out, for discharging the oxynitride in complex acid process gas phase, salpeter solution water white transparency after dilution, the color and luster of UAN quality product is not affected, and nitric acid dilution and conveying are united two into one, do not need the power-equipment designing the conveyings such as sour pump, red-tape operati is convenient, concentration of nitric acid solution is easy to control, just can conveniently be prepared by situ metrology, be applicable to UAN acid adding in industrial production regulate, regulate UAN pH value of solution to sensitive.
The complex acid equipment of the utility model industrial producing urea ammonium nitrate solution, described pore is the circular hole of diameter 3-5mm, and nitrogen can be made evenly to flow out, the oxynitride effectively in blowout solution.
Accompanying drawing explanation
Fig. 1 is the structural representation of the complex acid equipment of the utility model industrial producing urea ammonium nitrate solution.
In figure: 1, filler; 2, pressure gauge connection; 3, nitrogen inlet; 4, venting port; 5, liquidometer; 6, sour import; 7, manhole; 8, thief hole; 9, acid outlet; 10, gas distributor; 11, cylindrical shell; 12, upper cover; 13, lower cover; 14, nitrogen pipeline; 15, upper interface; 16, lower interface.
Below with reference to drawings and Examples, the utility model is described in detail.
Embodiment
As shown in Figure 1, a kind of complex acid equipment of industrial producing urea ammonium nitrate solution, comprise cylindrical shell 11, upper cover 12 and lower cover 13, upper cover 12 and lower cover 13 are respectively spherical, cylindrical shell 11 is right cylinder, cylindrical shell 11 is integrated with upper cover 12 and lower cover 13, make by common stainless steel 304 (0Cr18Ni9), cylindrical shell 11 diameter is 1.6m, cylindrical shell 11 is highly 2.2m, upper cover 12 and lower cover 13 are highly respectively the equipment of 0.4m, volume of equipment is about 5m3, the upper end of upper cover 12 is provided with filler 1, pressure gauge connection 2 and venting port 4, nitrogen inlet 3 is also provided with in the middle of the upper end of upper cover 12, the lower end of lower cover 13 is provided with acid outlet 9, acid outlet 9 is connected to UAN Preparation tank by pipeline, the sidewall of cylindrical shell 11 is provided with liquidometer 5 and interface of the level gauge, interface of the level gauge comprises upper interface 15 and lower interface 16, liquidometer 5 is fixed with the sidewall of cylindrical shell 11 by upper interface 15 and lower interface 16, liquidometer 5 is magnetic flap level gauge, the top of the sidewall of cylindrical shell 11 is provided with sour import 6, the bottom of the sidewall of cylindrical shell 11 is provided with thief hole 8, filler 1, pressure gauge connection 2, venting port 4, nitrogen inlet 3, acid outlet 9, the switch of acid import 6 and thief hole 8 is by Valve controlling, the sidewall of cylindrical shell 11 is also provided with manhole 7, cylindrical shell 11 inner chamber is provided with nitrogen pipeline 14 vertically, nitrogen pipeline 14 one end is connected with nitrogen inlet 3, nitrogen pipeline 14 the other end is positioned at the bottom of cylindrical shell 11, nitrogen pipeline 14 the other end is provided with gas distributor 10, gas distributor 10 becomes cross to arrange by pipeline, pore is provided with bottom the pipeline of gas distributor 10, pore is the circular hole of diameter 3mm.
Adopt the complex acid equipment of the present embodiment industrial producing urea ammonium nitrate solution to carry out the method for complex acid, comprise the following steps:
A () opens the valve of venting port 4, the valve of pressure gauge connection 2 and liquidometer 5 valve, close other valve, keep normal pressure in equipment, de-salted water is added in equipment from filler 1, go up to during 0.8m until liquid level and close filler 2, de-salted water uses house steward from production, and pressure is 0.5Mpa;
B () opens the valve of sour import 6, by mass concentration be 60% nitric acid by sour import 6 be added to liquid level go up to 1.8m, close the valve of sour import 6, now nitric acid total mass about 4 tons, meet UAN and prepare the needs (designing and producing with 100 tons of UAN Preparation tanks) adding nitric acid amount 1% at every turn, nitric acid is from production equipment product transfer lime, and pressure is 0.3MPa;
C () opens the valve of nitrogen inlet 3, add nitrogen and nitric acid in equipment and de-salted water are fully mixed, discharge oxides of nitrogen gas by venting port 4, and nitrogen is from the low-pressure nitrogen house steward in production, and pressure is 0.6MPa;
D () after 10 minutes, by the valve closes of venting port 4, and sampling analysis, concentration of nitric acid is 32.2%, color water white transparency;
E () opens the valve of acid outlet 9, the valve of nitrogen inlet 3 keeps aperture, passes into nitrogen and equipment pressurization is elevated to 0.4MPa, by nitric acid force feed to UAN Preparation tank, regulates UAN solution ph to qualified.
Embodiment 2
Be with the difference of embodiment 1: pore is the circular hole of diameter 5mm; In step (e), equipment is forced into 0.2MPa pressure.
Test-results shows, after overtesting preparation nitric acid, can be calculated the liquid level of de-salted water and acid adding by on-the-spot liquidometer, do not need sampling analysis, concentration of nitric acid can control between 25%-35%, the salpeter solution water white transparency after dilution, technique is simple, facilitates the acid adding regulable control of UAN solution.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (7)
1. the complex acid equipment of an industrial producing urea ammonium nitrate solution, it is characterized in that: comprise cylindrical shell (11), upper cover (12) and lower cover (13), described cylindrical shell (11) is integrated with described upper cover (12) and described lower cover (13), the upper end of described upper cover (12) is provided with filler (1), pressure gauge connection (2) and venting port (4), nitrogen inlet (3) is also provided with in the middle of the upper end of described upper cover (12), the lower end of described lower cover (13) is provided with acid outlet (9), described acid outlet (9) is connected to urea ammonium nitrate solution Preparation tank by pipeline, the top of the sidewall of described cylindrical shell (11) is provided with sour import (6), the bottom of the sidewall of described cylindrical shell (11) is provided with thief hole (8), described filler (1), pressure gauge connection (2), venting port (4), nitrogen inlet (3), acid outlet (9), the switch of acid import (6) and thief hole (8) is by Valve controlling, described cylindrical shell (11) inner chamber is provided with nitrogen pipeline (14) vertically, described nitrogen pipeline (14) one end is connected with nitrogen inlet (3), described nitrogen pipeline (14) the other end is positioned at the bottom of described cylindrical shell (11), described nitrogen pipeline (14) the other end is provided with gas distributor (10), described gas distributor (10) becomes cross to arrange by pipeline, pore is provided with bottom the pipeline of described gas distributor (10).
2. the complex acid equipment of industrial producing urea ammonium nitrate solution according to claim 1, is characterized in that: described pore is the circular hole of 3-5mm.
3. the complex acid equipment of industrial producing urea ammonium nitrate solution according to claim 2, is characterized in that: the sidewall of described cylindrical shell (11) is also provided with manhole (7).
4. the complex acid equipment of industrial producing urea ammonium nitrate solution according to claim 3, it is characterized in that: the sidewall of described cylindrical shell (11) is provided with interface of the level gauge, described interface of the level gauge comprises upper interface (15) and lower interface (16), and described liquidometer (5) is fixed with described cylindrical shell (11) sidewall by described upper interface (15) and described lower interface (16).
5. the complex acid equipment of industrial producing urea ammonium nitrate solution according to claim 4, is characterized in that: described liquidometer (5) is magnetic flap level gauge.
6. the complex acid equipment of industrial producing urea ammonium nitrate solution according to claim 5, is characterized in that: described upper cover (12) and described lower cover (13) are respectively spherical, and described cylindrical shell (11) is right cylinder.
7. the complex acid equipment of the industrial producing urea ammonium nitrate solution according to claim 1-6 any one, is characterized in that: described cylindrical shell (11), upper cover (12) and lower cover (13) are made up of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560773.0U CN204174116U (en) | 2014-09-26 | 2014-09-26 | A kind of complex acid equipment of industrial producing urea ammonium nitrate solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560773.0U CN204174116U (en) | 2014-09-26 | 2014-09-26 | A kind of complex acid equipment of industrial producing urea ammonium nitrate solution |
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| Publication Number | Publication Date |
|---|---|
| CN204174116U true CN204174116U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420560773.0U Withdrawn - After Issue CN204174116U (en) | 2014-09-26 | 2014-09-26 | A kind of complex acid equipment of industrial producing urea ammonium nitrate solution |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261902A (en) * | 2014-09-26 | 2015-01-07 | 安徽淮化股份有限公司 | Acid mixing equipment and method for industrially producing urea and ammonium nitrate solution |
| CN105214528A (en) * | 2015-09-11 | 2016-01-06 | 中国石油化工股份有限公司 | The blender of a kind of alkene and oxygen |
-
2014
- 2014-09-26 CN CN201420560773.0U patent/CN204174116U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261902A (en) * | 2014-09-26 | 2015-01-07 | 安徽淮化股份有限公司 | Acid mixing equipment and method for industrially producing urea and ammonium nitrate solution |
| CN105214528A (en) * | 2015-09-11 | 2016-01-06 | 中国石油化工股份有限公司 | The blender of a kind of alkene and oxygen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Fanglin Inventor after: Dai Yu Inventor after: Cao Rongsheng Inventor after: Zhang Jingzhong Inventor after: Dai Fulong Inventor after: Kang Tao Inventor before: Chen Fanglin Inventor before: Zhang Jingzhong Inventor before: Wang Ling Inventor before: Dai Fulong Inventor before: Kang Tao |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN FANGLIN ZHANG JINGZHONG WANG LING DAI FULONG KANG TAO TO: CHEN FANGLIN DAI YU CAO RONGSHENG ZHANG JINGZHONG DAI FULONG KANG TAO |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150225 Effective date of abandoning: 20160907 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |