CN203663828U - Self-suction type device for preparing ADC foamer through oxidization - Google Patents
Self-suction type device for preparing ADC foamer through oxidization Download PDFInfo
- Publication number
- CN203663828U CN203663828U CN201320761872.0U CN201320761872U CN203663828U CN 203663828 U CN203663828 U CN 203663828U CN 201320761872 U CN201320761872 U CN 201320761872U CN 203663828 U CN203663828 U CN 203663828U
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- Prior art keywords
- venturi tube
- reactor
- pipe
- self
- heat exchanger
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- Expired - Lifetime
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- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 17
- 239000007800 oxidant agent Substances 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 230000004087 circulation Effects 0.000 claims abstract description 13
- 230000001590 oxidative effect Effects 0.000 claims description 27
- 230000003647 oxidation Effects 0.000 claims description 13
- 239000004604 Blowing Agent Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 239000003507 refrigerant Substances 0.000 claims description 12
- 210000004916 vomit Anatomy 0.000 claims description 9
- 230000008673 vomiting Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000007086 side reaction Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 22
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 15
- 239000000460 chlorine Substances 0.000 description 15
- 229910052801 chlorine Inorganic materials 0.000 description 15
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000001246 bromo group Chemical class Br* 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- -1 lining are moulded Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000012066 reaction slurry Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The utility model provides a self-suction device for preparing an ADC foamer through oxidization. The device comprises a reaction kettle; a stirrer is arranged in the reaction kettle; a discharge pipe A of the reaction kettle is connected with an input end of a heat exchanger; one path of an output end of the heat exchanger is connected with a discharge pipe B, and the other path of the output end of the heat exchanger is connected with an input end of a Venturi tube; an output end of the Venturi tube extends into the reaction kettle; one end of an in-kettle upper-layer gas-phase pipeline extends to the position of the upper part in the reaction kettle; the other end of the in-kettle upper-layer gas-phase pipeline is connected with an input end of the Venturi tube; an oxidizing agent input pipe is connected with the input end of the Venturi tube, and oxidizing agents are sucked through the Venturi tube. The device has the benefits that through the addition of out-kettle circulation and the out-kettle heat exchanger as well as the innovative adoption of the Venturi tube to suck the oxidizing agents to carry out an oxidization reaction, the stirring dead corners in the reaction kettle are removed, the condition of incomplete reaction is avoided, the loss of the oxidizing agents is reduced, and side reactions in the middle and later periods are reduced.
Description
Technical field
The utility model relates to chemical reaction device field, is specifically related to the device that ADC blowing agent is prepared in a kind of self-priming oxidation.
Background technology
The production of traditional ADC blowing agent all adopts single still mode of production, and biruea and water, catalyst mix form slurry are squeezed in the reactor with tubulation, stirring with pump, again chlorine is pressurized to certain pressure and passes into reactor bottom, continuously logical chlorine bubbling reacts, or directly in still, drip oxidant, tail gas absorbs respectively HCl and chlorine by vent gas treatment tower, produces a large amount of waste liquids.Above-mentioned reaction exists following definite: if 1 employing chlorine oxidation, owing to will overcoming liquid level difference in still, must be through chlorine compression, the so just necessary technical process such as dry chlorine of mating.Technological process complexity, poor stability, and chlorine is dry, a large amount of electric energy of compression process process need consumption, artificial, and operating cost is very high, has also improved cost of investment simultaneously.2, chlorine or other oxidants join in reactor by the mode such as bubbling, dropping, and only, by stirring and disperse in still, dispersion effect is poor, and mass transfer is slow, and reaction speed is slow.3, in still, pass through coil heat exchange, reactor temperature gradient difference is larger, causes product cut size to distribute wide, Quality Down.4, course of reaction need to keep micro-vacuum state always, can cause a large amount of catalyst bromines to overflow, and causes increasing in reaction middle and later periods side reaction, affects product quality.5, the tail gas that exhaust fan is extracted out, after the absorption of water, caustic soda etc., produces a large amount of waste liquids.
Utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, and provide a kind of self-priming oxidation to prepare the device of ADC blowing agent, the utility model, by increasing still outer circulation, utilizes the employing Venturi tube suction oxidant of increase still external heat exchanger novelty to carry out oxidation reaction.Be a kind of innovation, at present, have no and adopt venturi principle that oxidant is drawn into the relevant report in reaction system.
The purpose of this utility model completes by following technical solution.The device of ADC blowing agent is prepared in this self-priming oxidation, comprises reactor, is provided with the agitator being connected with power set in reactor; The vomit pipe A of described reactor is connected with the input of heat exchanger by circulating pump, output one tunnel of heat exchanger is connected with vomit pipe B, another road is connected with the input of Venturi tube, the efferent duct of Venturi tube extends in reactor, in still, one end of upper strata gas phase pipeline extends to the upper position in reactor, the other end of upper strata gas phase pipeline is connected with the input of Venturi tube in still, and the negative pressure of the generation of flowing in Venturi tube by slip is reactor inner top upper strata gas phase again sucting reaction system and react; Oxidant input pipe is connected with the input of Venturi tube, sucks oxidant by Venturi tube.
In described reactor, be provided with refrigerant inlet pipe and refrigerant and go out pipe formation refrigerant circulation.
Described reactor is connected with exhaust treatment system by vent gas treatment pipe.
The installation site of described Venturi tube is higher than reactor liquid level.
Circulation pipe between described circulating pump and heat exchanger is provided with sample tap.
Described oxidant input pipe is provided with check-valves.
The beneficial effects of the utility model are: 1, adopt venturi principle, can be in oxidant sucting reaction system, the oxidants such as chlorine can increase, can directly adopt the wet chlorine of electrolyzer outlet to react, can be without the technical process such as dry chlorine, compression, reduce investment, reduce energy consumption, reduce cost.2, the utility model is applicable to the oxidant of gas or liquid form, comprises hydrogen peroxide, chlorate aqueous solution etc., applied widely.3, owing to adopting venturi to suck, by the repeatedly Forced Dispersion such as agitator, circulating pump in Venturi tube, still, oxidant dispersion effect in reaction system is good, is uniformly dispersed, and mass transfer is fast, and reaction speed is fast, can enhance productivity.4, adopt the mode of still outer circulation, eliminated in still and stirred dead angle, avoided the halfway situation of reaction to occur.5, by external heat exchanger, reduce thermograde in reaction system, be conducive to produce high-quality product.6, by the absorption reuse of part mutually of still top gas, reduce the loss of catalyst, reduced the generation of the side reaction of reaction middle and later periods.7, in course of reaction, do not need to take out continuously tail gas, reduced discharge of wastewater.8, operating process is simple, and operating surface is clean, environmental friendliness.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals: reactor 1, refrigerant inlet pipe 2, refrigerant goes out pipe 3, vomit pipe A4, circulating pump 5, Venturi tube 6, upper strata gas phase pipeline 7 in still, heat exchanger 8, vomit pipe B9, agitator 10, vent gas treatment pipe 11, oxidant input pipe 12, sample tap 13, check-valves 14.
The specific embodiment
Below by the specific embodiment, the utility model is further elaborated, the utility model is understood better in help by embodiment, but the utility model is not limited only to following embodiment.
As shown in Figure 1, the device of ADC blowing agent is prepared in this self-priming oxidation, comprises reactor 1, is provided with refrigerant inlet pipe 2 and refrigerant and goes out pipe 3 formation refrigerant circulations in described reactor 1, is provided with the agitator 10 being connected with power set in reactor 1.The vomit pipe A4 of described reactor 1 is connected with the input of heat exchanger 8 by circulating pump 5, output one tunnel of heat exchanger 8 is connected with vomit pipe B9, another road is connected with the input of Venturi tube 6, the efferent duct of Venturi tube 6 extends in reactor 1, in still, one end of upper strata gas phase pipeline 7 extends to the upper position in reactor 1, in still, the other end of upper strata gas phase pipeline 7 is connected with the input of Venturi tube 6, by slip in the negative pressure of Venturi tube 6 interior mobile generations reactor 1 inner top upper strata gas phase again sucting reaction system and react, oxidant input pipe 12 is connected with the input of Venturi tube 6, sucks oxidant by Venturi tube 6.
This device is by utilizing circulating pump to play circulation outward at reactor biruea slip, Venturi tube is installed on circulating line, utilize slip mobile negative pressure producing in Venturi tube that the oxidants such as chlorine are drawn in reaction system, mix with slip, in reaction system, react, ADC slip after having reacted, squeezes into subsequent processing by vomit pipe with circulating pump.Matter Transfer pipe get back to the inherent liquid level of reactor above or following all can, in still, connect upper strata gas phase pipeline 7 in a still and be linked into Venturi tube suction inlet, can make to overflow chlorine etc. and can get back in reaction slurry for what react completely, reduce oxidant consumption.Circulating line is provided with heat exchanger, guarantees the temperature stabilization of reaction system.
The utility model is mainly that the reaction in still has originally been changed into still outer circulation reaction in still, utilize circulating pump that slip is beaten to circulation, internal circulating load per hour is calculated according to oxidant flux, guarantee that oxidant can pass into smoothly, be as the criterion to meet in production technology flux peak in the oxidant unit interval; Circulation pipe between described circulating pump 5 and heat exchanger 8 is provided with sample tap 13, can be in course of reaction sample analysis, handled easily.
On circulating line, increase heat exchanger, with the acting in conjunction of still inner coil pipe, by the temperature of refrigerant control reaction system; Heat exchanger material can be selected the corrosion-resistant materials such as stainless steel, titanium, graphite according to oxidant difference, this installs preferred titanium material.
Venturi tube is installed on circulating line, and the negative pressure producing by slurry circulation is drawn into oxidant in circulating line and mixes with slip, and Venturi tube can be installed one by serial or parallel connection mode and also can be installed multiple.Oxidant add speed by flowmeter and control valve group according to technological requirement control, to meet the Peak Flow Rate of technological requirement.Oxidant input pipe 12 is provided with check-valves 14, prevents that the oxidant causing after reaction unit internal pressure raises from refluxing, and causes the jumping cars such as electrolytic cell; The material of this Venturi tube can comprise according to the different choice of oxidant corrosion-resistant, the sludge proof materials such as stainless steel, titanium, lining are moulded, plastics.
In chlorine oxidation process, in still, in top tank air, contain the chlorine that has neither part nor lot in reaction, arrive Venturi tube suction inlet by connecting upper strata gas phase pipeline 7 in a still, suction by Venturi tube is also drawn into upper strata gas phase in most still in reactor again, reduce and consume, reduce exhaust emissions and vent gas treatment amount.
In getting back to of the mixed slip of oxidant still, slurry outlet can be in still more than liquid level, also can be below liquid level, below liquid level, should guarantee that the negative pressure of Venturi tube generation can overcome the interior liquid-level pressure of still through calculating poor, guarantee that oxidant can normally pass into.The installation site of general Venturi tube 6 is higher than reactor 1 liquid level.
Described reactor 1 is connected with exhaust treatment system by vent gas treatment pipe 11.In course of reaction, need exhaust treatment system to take out tail gas by exhaust fan, this device regulates the control valve group on vent gas treatment pipeline by the pressure sensor in still, keeps still internal pressure balance.
Finally, it should be pointed out that above example is only the more representational example of the utility model.Obviously; the technical solution of the utility model is not limited to above-mentioned example; can also have many distortion, all distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model, all should think protection domain of the present utility model.
Claims (6)
1. the device of ADC blowing agent is prepared in a self-priming oxidation, comprise reactor (1), in reactor (1), be provided with the agitator (10) being connected with power set, it is characterized in that: the vomit pipe A(4 of described reactor (1)) be connected with the input of heat exchanger (8) by circulating pump (5), output one tunnel and the vomit pipe B(9 of heat exchanger (8)) be connected, another road is connected with the input of Venturi tube (6), the efferent duct of Venturi tube (6) extends in reactor (1), in still, one end of upper strata gas phase pipeline (7) extends to the upper position in reactor (1), in still, the other end of upper strata gas phase pipeline (7) is connected with the input of Venturi tube (6), in Venturi tube (6), flow the negative pressure that produces by slip reactor (1) inner top upper strata gas phase again sucting reaction system and react, oxidant input pipe (12) is connected with the input of Venturi tube (6), sucks oxidant by Venturi tube (6).
2. the device of ADC blowing agent is prepared in self-priming oxidation according to claim 1, it is characterized in that: in described reactor (1), be provided with refrigerant inlet pipe (2) and refrigerant and go out pipe (3) formation refrigerant circulation.
3. the device of ADC blowing agent is prepared in self-priming oxidation according to claim 1 and 2, it is characterized in that: described reactor (1) is connected with exhaust treatment system by vent gas treatment pipe (11).
4. the device of ADC blowing agent is prepared in self-priming oxidation according to claim 1, it is characterized in that: the installation site of described Venturi tube (6) is higher than reactor (1) liquid level.
5. the device of ADC blowing agent is prepared in self-priming oxidation according to claim 1, it is characterized in that: the circulation pipe between described circulating pump (5) and heat exchanger (8) is provided with sample tap (13).
6. the device of ADC blowing agent is prepared in self-priming oxidation according to claim 1, it is characterized in that: described oxidant input pipe (12) is provided with check-valves (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761872.0U CN203663828U (en) | 2013-11-27 | 2013-11-27 | Self-suction type device for preparing ADC foamer through oxidization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761872.0U CN203663828U (en) | 2013-11-27 | 2013-11-27 | Self-suction type device for preparing ADC foamer through oxidization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203663828U true CN203663828U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320761872.0U Expired - Lifetime CN203663828U (en) | 2013-11-27 | 2013-11-27 | Self-suction type device for preparing ADC foamer through oxidization |
Country Status (1)
| Country | Link |
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| CN (1) | CN203663828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281724A (en) * | 2016-08-29 | 2017-01-04 | 繁昌县健文电子商务有限公司 | A kind of material multi mixed reactor |
| CN106311089A (en) * | 2016-08-29 | 2017-01-11 | 繁昌县健文电子商务有限公司 | Multiple stage material blending reaction unit |
-
2013
- 2013-11-27 CN CN201320761872.0U patent/CN203663828U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281724A (en) * | 2016-08-29 | 2017-01-04 | 繁昌县健文电子商务有限公司 | A kind of material multi mixed reactor |
| CN106311089A (en) * | 2016-08-29 | 2017-01-11 | 繁昌县健文电子商务有限公司 | Multiple stage material blending reaction unit |
| CN106311089B (en) * | 2016-08-29 | 2018-10-12 | 繁昌县健文电子商务有限公司 | A kind of multistage batch mixing reaction unit |
| CN106281724B (en) * | 2016-08-29 | 2019-11-29 | 繁昌县健文电子商务有限公司 | A kind of material multi mixed reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |