CN205634889U - Hydrogen peroxide oxidation extraction tower - Google Patents
Hydrogen peroxide oxidation extraction tower Download PDFInfo
- Publication number
- CN205634889U CN205634889U CN201620435837.3U CN201620435837U CN205634889U CN 205634889 U CN205634889 U CN 205634889U CN 201620435837 U CN201620435837 U CN 201620435837U CN 205634889 U CN205634889 U CN 205634889U
- Authority
- CN
- China
- Prior art keywords
- tower
- oxidation
- extraction
- liquid
- hydrogen peroxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/01—Hydrogen peroxide
- C01B15/022—Preparation from organic compounds
- C01B15/023—Preparation from organic compounds by the alkyl-anthraquinone process
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model provides a hydrogen peroxide oxidation extraction tower, includes the tower body, the inside oxidizing chamber and extraction room that is provided with the mutual isolation of tower body, and the oxidizing chamber lower part is provided with gas -liquid distributor, is is the middle part provided with and used for loseing one's temper the first dispersed subassembly that liquid fully contacted, upper portion is provided with a vapour and liquid separator, extraction room lower part is formed with the settling area, is is the middle part provided with and used for making liquid the second dispersion subassembly that liquid fully contacted, after merging into a tower with oxidation tower and extraction tower, reduce equipment quantity, shortened process flow, reduced device area, by oxidation liquid recycles, is the single section tower with the oxidation tower by two sections traditional tower changes, reduces the equipment investment, the by oxidation room coexists in a tower with the extraction room, and the part of oxidation reaction is exothermic can be taken away by the extraction step, has reduced the required heat exchange of oxidation cooling, in addition through adjusting volume that oxidation liquid got into the oxidizing chamber also oxidizing temperature and oxidation yield in the adjustable oxidizing chamber.
Description
Technical field
This utility model relates to the oxidation-extraction equipment in a kind of hydrogen peroxide manufacture.
Background technology
The production technology of hydrogen peroxide is the most anthraquinone, and the production technology of domestic hydrogen peroxide obtained by anthraquinone process is divided into
Hydrogenate, aoxidize, extract, purify, five operations of post processing.
With reference to shown in Fig. 1, domestic traditional oxidation, extraction process be: working solution hydrogenated tower hydrogenation
Rear generation hydride is also stored in hydride storage tank, and hydride pumps into tower 1 time oxidation from hydride storage tank
Portion, hydride carries out being fully contacted reaction, through interior after gas-liquid distributor in tower 12 is distributed with air in tower
After putting cooler 11 cooling, from oxidation, the top of tower 1 is flowed out, oxidized upper tower gas-liquid separator 13 points
From, oxidized tail gas to postprocessing working procedures, oxidation solution is directly entered lower tower 2 bottom of oxidation, tower 2 under oxidation
Middle oxidation solution and air are fully contacted reaction again, after built-in cooler 21 cools down, from oxidation on tower 2
Portion flows out to aoxidize lower tower gas-liquid separator 23, and oxidized tail gas, to postprocessing working procedures, reacts oxidation solution completely
Entering to oxidation solution storage tank 3, oxidation operation completes.Oxidation solution in oxidation solution storage tank 3 is pumped into by delivery pump 4
Extraction tower 5 bottom, pure water is flowed into by extraction tower 5 top, and oxidation solution multiple sieve plate in extraction tower 5 separates
Fully extracting in pure water, hydrogen peroxide is dissolved in after water because of proportion bigger entrance extraction tower 5 end, concentration
Discharging after qualified is product, and the oxidation solution after extraction is relatively light because of proportion, and floating with the form of oil droplet comes together in extraction
Taking tower 5 top to flow out, so far extraction process completes, above-mentioned oxidation, extraction process flow complexity, is used
Equipment exists that parts are various, structure is complicated, floor space is big, high in cost of production problem.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of simple in construction, floor space
Little, can the hydrogen peroxide oxidation extraction tower of simplification of flowsheet.
The purpose of this utility model realizes by following technical solution:
A kind of hydrogen peroxide oxidation extraction tower, it is characterised in that: include that tower body, tower body are internally provided with mutually
Isolation oxidizing chamber and extraction cell, oxidizing chamber bottom is provided with gas-liquid distributor, middle part be provided with for make gas-
The first dispersed components thereof that liquid is fully contacted, top is provided with the first gas-liquid separator；Extraction cell bottom is formed
Decanting zone, middle part is provided with the second dispersed components thereof for making liquid-liquid be fully contacted；Oxidizing chamber bottom is provided with
Hydride entrance and air intake, top is provided with the oxidation solution of connection the first gas-liquid separator liquid outlet and goes out
Mouthful, top is provided with offgas outlet；Being provided with hydrogen peroxide outlet port bottom extraction cell, bottom is provided with oxidation
Liquid entrance, top is provided with raffinate outlet and pure water entrance, and top is provided with atmosphere connection port；Oxidation solution
Outlet is connected to hydride entrance by the first pipeline, is connected to oxidation solution entrance by second pipe, and first
Cooler and booster it is provided with on pipeline.
Further, described extraction cell extends to bottom described tower body from described tower body top, described oxidizing chamber
Extend in the middle part of described tower body from described tower body top.
Further, it is separated into described extraction cell and described oxidizing chamber by heat conduction baffle inside described tower body.
Further, described extraction cell bottom is provided with oil-water separation filler.
Further, described oxidation solution entrance is positioned at above described oil-water separation filler.
Further, described extraction cell top is provided with the second gas-liquid separator.
Further, described first dispersed components thereof is filler, and described second dispersed components thereof is sieve plate or filler.
Further, described first pipeline is provided with the regulation valve for regulating pipeline aperture.
This utility model has the advantages that
After oxidizing tower and extraction tower are merged into a tower, decrease number of devices, shorten technological process, subtract
Lack plant area area；Recycled by oxidation solution, oxidizing tower is changed to list by two traditional joint towers
Joint tower, reduces equipment investment；Being coexisted in a tower with extraction cell by oxidizing chamber, the part of oxidation reaction is put
Heat energy is extracted step and takes away, and decreases the heat exchange needed for oxidation cooling, enters additionally by regulation oxidation solution
Enter the oxidizing temperature in the amount also scalable oxidizing chamber of oxidizing chamber and oxidization-hydrogenation ratio.
This utility model decrease oxidation and extraction two procedures in oxidation storage tank, oxic gas liquid/gas separator,
The oxidation equipment such as liquid pump, Oxidized Liquid Cooler, it is achieved that reduce equipment investment, reduces plant area area,
Simplification of flowsheet, shortens system cycle time, reduces the cooling power consumption such as water, electric energy, directly reduces
Production cost；Oxidizing tower, gas-liquid separator, oxidation solution storage tank, extraction tower are merged integrated use, tool
Having reduction cost, compact conformation reasonable, the advantage such as take up room little.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings this utility model is described in further detail.
Fig. 1 is oxidation, the schematic flow sheet of extraction process in prior art.
Fig. 2 is structural representation of the present utility model.
Detailed description of the invention
With reference to shown in Fig. 2, a kind of hydrogen peroxide oxidation extraction tower, including tower body 6, tower body 6 is internal by vertically
Dividing plate 64 and horizontal baffle 63 are separated into mutually isolated oxidizing chamber 61 and extraction cell 62, concrete extraction cell
62 extend to bottom tower body 6 from tower body 6 top, and oxidizing chamber 61 extends in the middle part of tower body 6 from tower body 6 top,
Vertical partition plate 64 and horizontal baffle 63 select heat-conducting plate, and the heat enabling oxidation reaction to produce is delivered to extraction
Take in room 62 and be pulled away, oxidizing chamber 61 and extraction cell 62
Oxidizing chamber 61 bottom is provided with gas-liquid distributor 611, and middle part is provided with for making solution-air be fully contacted
Filler 612, top is provided with the first gas-liquid separator 613；Extraction cell 62 bottom is provided with oil-water separation and fills out
Material 621, oil-water separation filler 621 decanting zone formed below, middle part is provided with for making liquid-liquid be fully contacted
Sieve plate 622, top is provided with the second gas-liquid separator 623；Oxidizing chamber 61 bottom is provided with hydride and enters
Mouth 615 and air intake 616, top is provided with the oxidation solution connecting the first gas-liquid separator 613 liquid outlet
Outlet 614, top is provided with offgas outlet 617；Hydrogen peroxide outlet port 627 it is provided with bottom extraction cell 62,
Bottom is provided with oxidation solution entrance 628, and top is provided with raffinate outlet 625 and pure water entrance 626, top
It is provided with atmosphere connection port 624；Oxidation solution outlet 614 by the first pipeline 7 be connected to hydride entrance 615,
It is connected to oxidation solution entrance 628 by second pipe 8, the first pipeline 7 is provided with cooler 72, boosting
Pump 73 and regulation valve 71.
A kind of hydrogen peroxide oxidation extracting process, comprises the steps:
(1), hydride and air enter oxidizing chamber 61, warp from hydride entrance 615 and air intake 616
Enter filler 612 after gas-liquid distributor 611 distribution, make solution-air be fully contacted reaction and generate oxidation solution, then
Being separated with oxidation solution by gas by the first gas-liquid separator 613, gas is expelled to tail gas from offgas outlet 617
Processing means, oxidation solution from oxidation solution outlet 614 discharge, 30～50% the cooled device of oxidation solution 72 lower the temperature
After, booster 73 reaction in the entrance oxidizing chamber 61 that again boosts；The oxidation solution of 50-70% enters from oxidation solution
Mouth 628 enters extraction cells 62 and extracts.
(2), pure water enter extraction cell 62 from pure water entrance 626, enter the oxidation solution of extraction cell 62 through sieve plate
622 are fully contacted with pure water, make the hydrogen peroxide in oxidation solution be transferred in pure water, and are deposited to extraction cell
62 bottoms, direct output after concentration is qualified, the oxidation solution after extraction is isolated from raffinate outlet 625；Can
Regulate oxidation solution by regulation valve 71 and enter the amount of oxidizing chamber 61, regulate the oxidizing temperature in oxidizing chamber 61
And oxidization-hydrogenation ratio.
Oxidizing temperature 50～55 DEG C in above-described embodiment, extraction temperature 48～50 DEG C, oxidization-hydrogenation ratio is 97%,
Concentration of hydrogen peroxide 30%, raffinate content of hydrogen peroxide 0.1g/l.
Compared with prior art, oxidation-extraction tower can take up an area 10% by economy system equipment, reduces equipment investment 5%,
The cooling water circulation amount of minimizing system 30%, reduces hydrogen peroxide manufacture cost 20 yuan/ton.
The above, preferred embodiment the most of the present utility model, therefore it is new to limit this practicality with this
Type implement scope, i.e. according to this utility model claim and description made equivalence change with
Modify, all should still belong in the range of this utility model patent contains.
Claims (8)
1. a hydrogen peroxide oxidation extraction tower, it is characterised in that: include that tower body, tower body are internally provided with phase
The oxidizing chamber isolated mutually and extraction cell, oxidizing chamber bottom is provided with gas-liquid distributor, and middle part is provided with for making
The first dispersed components thereof that solution-air is fully contacted, top is provided with the first gas-liquid separator；Extraction cell bottom is formed
Decanting zone, middle part is had to be provided with the second dispersed components thereof for making liquid-liquid be fully contacted；Oxidizing chamber bottom is arranged
Having hydride entrance and air intake, top is provided with the oxidation solution connecting the first gas-liquid separator liquid outlet
Outlet, top is provided with offgas outlet；Being provided with hydrogen peroxide outlet port bottom extraction cell, bottom arranges aerobic
Changing liquid entrance, top is provided with raffinate outlet and pure water entrance, and top is provided with atmosphere connection port；Oxidation
Liquid outlet is connected to hydride entrance by the first pipeline, is connected to oxidation solution entrance by second pipe, the
Cooler and booster it is provided with on one pipeline.
A kind of hydrogen peroxide oxidation extraction tower the most according to claim 1, it is characterised in that: described extraction
Taking room and extend to bottom described tower body from described tower body top, described oxidizing chamber extends to from described tower body top
In the middle part of described tower body.
A kind of hydrogen peroxide oxidation extraction tower the most according to claim 2, it is characterised in that: described tower
Internal portion is separated into described extraction cell and described oxidizing chamber by heat conduction baffle.
4. according to a kind of hydrogen peroxide oxidation extraction tower described in claim 1 or 2 or 3, it is characterised in that:
Described extraction cell bottom is provided with oil-water separation filler.
A kind of hydrogen peroxide oxidation extraction tower the most according to claim 4, it is characterised in that: described oxygen
Change liquid entrance to be positioned at above described oil-water separation filler.
6. according to a kind of hydrogen peroxide oxidation extraction tower described in claim 1 or 2 or 3, it is characterised in that:
Described extraction cell top is provided with the second gas-liquid separator.
7. according to a kind of hydrogen peroxide oxidation extraction tower described in claim 1 or 2 or 3, it is characterised in that:
Described first dispersed components thereof is filler, and described second dispersed components thereof is sieve plate or filler.
8. according to a kind of hydrogen peroxide oxidation extraction tower described in claim 1 or 2 or 3, it is characterised in that:
Described first pipeline is provided with the regulation valve for regulating pipeline aperture.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620248815 | 2016-03-29 | ||
| CN2016202488156 | 2016-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205634889U true CN205634889U (en) | 2016-10-12 |
Family
ID=56256066
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620435837.3U Withdrawn - After Issue CN205634889U (en) | 2016-03-29 | 2016-05-13 | Hydrogen peroxide oxidation extraction tower |
| CN201610317511.5A Active CN105731385B (en) | 2016-03-29 | 2016-05-13 | A kind of hydrogen peroxide oxidation extraction tower and method |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317511.5A Active CN105731385B (en) | 2016-03-29 | 2016-05-13 | A kind of hydrogen peroxide oxidation extraction tower and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN205634889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731385A (en) * | 2016-03-29 | 2016-07-06 | 福建永荣科技有限公司 | Hydrogen peroxide oxidization extracting tower and method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106365124B (en) * | 2016-08-30 | 2018-05-11 | 聊城市鲁西化工工程设计有限责任公司 | A kind of system and technique for dioxygen water security extracting and purifying |
| CN106215459B (en) * | 2016-08-30 | 2018-07-20 | 黎明化工研究设计院有限责任公司 | A kind of rotating disc type extraction washing integrated device and its application method |
| CN106629621B (en) * | 2017-02-24 | 2018-11-09 | 华强化工集团股份有限公司 | Hydrogen peroxide oxidation tower and its oxidation technology |
| CN113724795A (en) * | 2020-05-25 | 2021-11-30 | 中国石油化工股份有限公司 | Method and device for calculating concentration of raffinate hydrogen peroxide, storage medium and processor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136146C (en) * | 2001-11-01 | 2004-01-28 | 天津大学 | Integrated equipment and process for hydrogen antiraquinone oxidation and H2O2 extraction in producing H2O2 |
| CN101279720A (en) * | 2007-12-25 | 2008-10-08 | 天津大学 | Extraction apparatus and method for producing hydrogen peroxide by anthraquinone method |
| CN101837956B (en) * | 2010-04-29 | 2011-09-28 | 扬州惠通化工技术有限公司 | Oxidation system for producing hydrogen peroxide |
| CN102862961A (en) * | 2011-07-05 | 2013-01-09 | 上海睿思化工科技有限公司 | Novel extraction technology in process of preparing hydrogen peroxide by anthraquinone process |
| CN102491281B (en) * | 2011-12-09 | 2013-07-24 | 上海安赐机械设备有限公司 | Device and process applied to hydrogen peroxide extraction |
| CN104418309B (en) * | 2013-09-05 | 2016-08-17 | 中国石油化工股份有限公司 | A kind of preparation method of hydrogen peroxide |
| CN205634889U (en) * | 2016-03-29 | 2016-10-12 | 福建永荣科技有限公司 | Hydrogen peroxide oxidation extraction tower |
-
2016
- 2016-05-13 CN CN201620435837.3U patent/CN205634889U/en not_active Withdrawn - After Issue
- 2016-05-13 CN CN201610317511.5A patent/CN105731385B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731385A (en) * | 2016-03-29 | 2016-07-06 | 福建永荣科技有限公司 | Hydrogen peroxide oxidization extracting tower and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105731385B (en) | 2018-02-09 |
| CN105731385A (en) | 2016-07-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20180209 |