CN211799884U - Production device of aluminum trichloride byproduct sodium hypochlorite - Google Patents
Production device of aluminum trichloride byproduct sodium hypochlorite Download PDFInfo
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- CN211799884U CN211799884U CN202020115672.8U CN202020115672U CN211799884U CN 211799884 U CN211799884 U CN 211799884U CN 202020115672 U CN202020115672 U CN 202020115672U CN 211799884 U CN211799884 U CN 211799884U
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Abstract
The utility model discloses a production device of sodium hypochlorite as a byproduct of aluminum trichloride, which comprises an alkali liquor configuration tank, an alkali liquor elevated tank, a first production system and a second production system which are sequentially communicated, wherein the first production system comprises a first waste gas absorption tower which is respectively communicated with a first alkali liquor cooler and a first alkali liquor circulation tank; the second production system comprises a second waste gas absorption tower which is respectively communicated with a second alkali liquor cooler and a second alkali liquor circulating tank; the liquid outlet of the alkali liquor elevated tank is respectively communicated with a first alkali liquor cooler, a first alkali liquor circulating tank, a second alkali liquor cooler and a second alkali liquor circulating tank; a tail gas outlet of the first waste gas absorption tower is communicated with a tail gas inlet of the second waste gas absorption tower, and a tail gas outlet of the second waste gas absorption tower is communicated with a draught fan; the first alkali liquor circulating tank and the second alkali liquor circulating tank are also respectively provided with a sodium hypochlorite discharge hole. The utility model discloses equipment is simple, and tail chlorine treatment effect is good, and safety ring protects, and economic benefits is good.
Description
Technical Field
The utility model belongs to the technical field of chemical industry equipment, concretely relates to apparatus for producing of aluminium trichloride accessory substance sodium hypochlorite.
Background
In the existing production process, chlorobenzene is generally used as a solvent and aluminum trichloride is used as a catalyst in the production of 2-ethylanthraquinone, so that most production raw materials, particularly aluminum trichloride, are generally produced by production enterprises of which the main product is 2-ethylanthraquinone by themselves and used as raw materials in large quantities, a large quantity of chlorine is used in the production, and the residual chlorine reacts with caustic soda at low temperature to prepare sodium hypochlorite, which is a high-efficiency oxidant and a chlorine-containing disinfectant and is used as a bleaching agent, an oxidant and a water purifying agent for papermaking, textiles, light industry and the like. The measure has great safety, environmental protection and economic benefits, and also provides reference for the production of other products in the chemical industry.
Disclosure of Invention
The utility model discloses the technical problem who solves: the utility model provides a production device of aluminium trichloride accessory substance sodium hypochlorite can be used for producing sodium hypochlorite after handling the tail chlorine that each process produced in the aluminium trichloride production process, and equipment is simple, and tail chlorine treatment effect is good, and the sodium hypochlorite quality of production is high, and safety ring protects, and economic benefits is good.
In order to solve the technical problem, the technical scheme of the utility model is that:
a production device of sodium hypochlorite as a byproduct of aluminum trichloride comprises an alkali liquor configuration tank, an alkali liquor elevated tank, a first production system and a second production system which are sequentially communicated through a pipeline and a pump, wherein the first production system comprises a first waste gas absorption tower which is respectively communicated with a first alkali liquor cooler and a first alkali liquor circulation tank through a circulation pump; the second production system comprises a second waste gas absorption tower which is respectively communicated with a second alkali liquor cooler and a second alkali liquor circulating tank through circulating pumps; the liquid outlet of the alkali liquor elevated tank is respectively communicated with a first alkali liquor cooler, a first alkali liquor circulating tank, a second alkali liquor cooler and a second alkali liquor circulating tank; a tail gas outlet of the first waste gas absorption tower is communicated with a tail gas inlet of the second waste gas absorption tower, and a tail gas outlet of the second waste gas absorption tower is communicated with a draught fan; the first alkali liquor circulating tank and the second alkali liquor circulating tank are also respectively provided with a sodium hypochlorite discharge hole.
Preferably, the liquid outlet of the alkali liquor configuration tank is communicated with the liquid inlet of the alkali liquor head tank, and the air inlet of the first waste gas absorption tower is communicated with a waste gas collecting device generated in the production process. The exhaust gas includes various chlorine-related exhaust gases from sources such as electrolytic waste chlorine gas, hydrogen chloride, acid mist traps, and the like.
Furthermore, the air inlet of the first waste gas absorption tower is arranged at the bottom of the first waste gas absorption tower, and waste gas entering from the bottom rises to react with alkali liquor sprayed from the top to generate sodium hypochlorite.
Preferably, an inverted U-shaped pipeline is arranged on the pipeline for refluxing the alkali liquor in the first waste gas absorption tower to the first alkali liquor circulation tank, and an inverted U-shaped pipeline is also arranged on the pipeline for refluxing the alkali liquor in the second waste gas absorption tower to the second alkali liquor circulation tank. The height of alkali lye in first waste gas absorption tower and the second waste gas absorption tower can be controlled to the type of falling U pipeline, guarantees to have a certain amount of alkali lye in the absorption tower, like this, absorbs in alkali lye earlier after the waste gas comes in, and unabsorbed waste gas rises to meet the alkali lye that sprays and continue to be absorbed the back and fall to the absorption tower bottom. Thereby ensuring the efficiency of absorption.
Preferably, the sodium hypochlorite discharge ports of the first alkali liquor circulating tank and the second alkali liquor circulating tank are converged to a sodium hypochlorite pump through a pipeline, and the sodium hypochlorite pump conveys the sodium hypochlorite to a sodium hypochlorite finished product workshop to prepare a sodium hypochlorite finished product.
Preferably, the alkali liquor outlet of the first alkali liquor circulating tank is also communicated with the alkali liquor inlet of the first alkali liquor cooler; the alkali liquor outlet of the second alkali liquor circulating tank is also communicated with the alkali liquor inlet of the second alkali liquor cooler. Because the absorption efficiency can be influenced by the overhigh temperature of the circulating alkali liquor, and the environmental protection accident of tail gas leakage can be caused in severe cases, the temperature of the circulating alkali liquor can be effectively reduced by adding the cooler, and the safe and smooth production is ensured.
Since the technical scheme is used, the beneficial effects of the utility model are that:
1. the utility model prepares caustic soda and water into dilute alkali liquor by the alkali liquor configuration tank, and pumps the dilute alkali liquor into the alkali liquor head tank for use, firstly, the dilute alkali liquor can prevent the absorption tower from being blocked due to the generation of salt due to the overhigh concentration of the alkali liquor; secondly, the heat of the raw material alkali liquor can be effectively released in the pumping process and the standby process in the alkali liquor head tank, so that the temperature of the raw material is reduced, and the phenomenon of influencing the absorption rate is avoided;
2. the utility model discloses a fall the height of alkali lye in the U type pipeline can control first waste gas absorption tower and the second waste gas absorption tower, guarantee the absorption efficiency of waste gas.
In a word, the utility model discloses can be used for producing sodium hypochlorite after the tail chlorine that each process produced in the aluminium trichloride production process is handled, equipment is simple, and tail chlorine treatment effect is good, and safety ring protects, and economic benefits is good.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic flow diagram of an apparatus according to an embodiment of the present invention;
wherein, 1, preparing a tank by alkali liquor; 2. an alkali liquor head tank; 3. a first off-gas absorption tower; 4. a first lye cooler; 5. a first lye circulation tank; 6. a second waste gas absorption tower; 7. a second base liquid cooler; 8. a second lye circulating tank; 9. an induced draft fan; 10. a sodium hypochlorite pump; 11. an inverted U-shaped pipe.
Detailed Description
The invention is further explained below with reference to the drawings and examples.
As shown in fig. 1, the utility model relates to a production device of sodium hypochlorite as a byproduct of aluminum trichloride, which comprises an alkali liquor configuration tank 1, an alkali liquor elevated tank 2, a first production system (not shown) and a second production system (not shown) which are sequentially communicated through a pipeline and a pump, wherein the first production system comprises a first waste gas absorption tower 3, and the first waste gas absorption tower 3 is respectively communicated with a first alkali liquor cooler 4 and a first alkali liquor circulation tank 5 through a circulation pump; the second production system comprises a second waste gas absorption tower 6, and the second waste gas absorption tower 6 is respectively communicated with a second alkali liquor cooler 7 and a second alkali liquor circulating tank 8 through circulating pumps; a liquid outlet of the alkali liquor elevated tank 2 is respectively communicated with a first alkali liquor cooler 4, a first alkali liquor circulating tank 5, a second alkali liquor cooler 7 and a second alkali liquor circulating tank 8; a tail gas outlet of the first waste gas absorption tower 3 is communicated with a tail gas inlet of the second waste gas absorption tower 6, and a tail gas outlet of the second waste gas absorption tower 6 is communicated with a draught fan 9; the first alkali liquor circulating tank and the second alkali liquor circulating tank are respectively provided with sodium hypochlorite discharge ports (not marked), materials at the two sodium hypochlorite discharge ports are collected to the sodium hypochlorite pump 10 through a pipeline, and are conveyed to a finished product workshop through the sodium hypochlorite pump 10 to be prepared into finished products.
An inverted U-shaped pipeline 11 is arranged on a pipeline for returning the alkali liquor in the first waste gas absorption tower 3 to the first alkali liquor circulating tank 5, and an inverted U-shaped pipeline 11 is also arranged on a pipeline for returning the alkali liquor in the second waste gas absorption tower 6 to the second alkali liquor circulating tank 8.
The alkali liquor outlet of the first alkali liquor circulating tank 5 is also communicated with the alkali liquor inlet of the first alkali liquor cooler 4; the alkali liquor outlet of the second alkali liquor circulating tank 8 is also communicated with the alkali liquor inlet of the second alkali liquor cooler 7. By the arrangement, the alkali liquor in each circulation tank can directly flow back to the respective waste gas absorption tower when the temperature is low, and if the temperature is too high, the alkali liquor is cooled by the alkali liquor cooler and then flows back to the respective waste gas absorption tower. Ensuring the absorption efficiency and reducing the energy consumption of production to the maximum extent possible.
It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (6)
1. The utility model provides a production device of aluminium trichloride accessory substance sodium hypochlorite which characterized in that: the system comprises an alkali liquor configuration tank, an alkali liquor elevated tank, a first production system and a second production system which are sequentially communicated through a pipeline and a pump, wherein the first production system comprises a first waste gas absorption tower, and the first waste gas absorption tower is respectively communicated with a first alkali liquor cooler and a first alkali liquor circulation tank through a circulation pump; the second production system comprises a second waste gas absorption tower which is respectively communicated with a second alkali liquor cooler and a second alkali liquor circulating tank through circulating pumps; the liquid outlet of the alkali liquor elevated tank is respectively communicated with a first alkali liquor cooler, a first alkali liquor circulating tank, a second alkali liquor cooler and a second alkali liquor circulating tank; a tail gas outlet of the first waste gas absorption tower is communicated with a tail gas inlet of a second waste gas absorption tower, and a tail gas outlet of the second waste gas absorption tower is communicated with a draught fan; and the first alkali liquor circulating tank and the second alkali liquor circulating tank are also respectively provided with a sodium hypochlorite discharge hole.
2. The apparatus for producing sodium hypochlorite as a byproduct of aluminum trichloride as claimed in claim 1, wherein: the liquid outlet of the alkali liquor configuration tank is communicated with the liquid inlet of the alkali liquor elevated tank, and the air inlet of the first waste gas absorption tower is communicated with a waste gas collecting device generated in the production process.
3. The apparatus for producing sodium hypochlorite as a byproduct of aluminum trichloride according to claim 2, characterized in that: and the air inlet of the first waste gas absorption tower is arranged at the bottom of the first waste gas absorption tower.
4. The apparatus for producing sodium hypochlorite as a byproduct of aluminum trichloride as claimed in claim 1, wherein: an inverted U-shaped pipeline is arranged on the pipeline through which the alkali liquor in the first waste gas absorption tower flows back to the first alkali liquor circulation tank, and an inverted U-shaped pipeline is also arranged on the pipeline through which the alkali liquor in the second waste gas absorption tower flows back to the second alkali liquor circulation tank.
5. The apparatus for producing sodium hypochlorite as a byproduct of aluminum trichloride as claimed in claim 1, wherein: and sodium hypochlorite discharge ports of the first alkali liquor circulating tank and the second alkali liquor circulating tank are converged to the sodium hypochlorite pump through pipelines.
6. The apparatus for producing sodium hypochlorite as a byproduct of aluminum trichloride as claimed in claim 1, wherein: the alkali liquor outlet of the first alkali liquor circulating tank is also communicated with the alkali liquor inlet of the first alkali liquor cooler; the alkali liquor outlet of the second alkali liquor circulating tank is also communicated with the alkali liquor inlet of the second alkali liquor cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020115672.8U CN211799884U (en) | 2020-01-18 | 2020-01-18 | Production device of aluminum trichloride byproduct sodium hypochlorite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020115672.8U CN211799884U (en) | 2020-01-18 | 2020-01-18 | Production device of aluminum trichloride byproduct sodium hypochlorite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211799884U true CN211799884U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020115672.8U Active CN211799884U (en) | 2020-01-18 | 2020-01-18 | Production device of aluminum trichloride byproduct sodium hypochlorite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211799884U (en) |
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2020
- 2020-01-18 CN CN202020115672.8U patent/CN211799884U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Yanhong Inventor after: Sun Fangjian Inventor after: Wang Jianlong Inventor after: Sun Depeng Inventor before: Wang Jianlong Inventor before: Sun Depeng |