CN203737247U - Reactor for preparing oxidized starch - Google Patents
Reactor for preparing oxidized starch Download PDFInfo
- Publication number
- CN203737247U CN203737247U CN201420130892.2U CN201420130892U CN203737247U CN 203737247 U CN203737247 U CN 203737247U CN 201420130892 U CN201420130892 U CN 201420130892U CN 203737247 U CN203737247 U CN 203737247U
- Authority
- CN
- China
- Prior art keywords
- reaction
- casing
- reactor
- stirring vane
- oxidized starch
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a reactor for preparing oxidized starch. The reactor mainly comprises a reaction tank body and a stirring device, wherein the reaction tank body consists of an outer layer with an insulating heat layer, a stainless steel inner layer and an intermediate interlayer; the intermediate interlayer is fully filled with heating electrolyte; a starch milk feeding opening and an exhaust opening are formed in the top of the reaction tank body; a reacting material discharging opening is formed in the bottom of the reaction tank body; ClO2 solution inlets are symmetrically formed in two sides of the middle of the reaction tank body; an interlayer solution inlet is connected to the top of the intermediate interlayer; an interlayer solution outlet is connected to the bottom of the intermediate interlayer; a heating rod is mounted in the intermediate interlayer; the stirring device consists of a stirring motor and a stirring paddle; one end of the stirring paddle is connected with the stirring motor; the other end of the stirring paddle extends into the reaction tank body. The reactor disclosed by the utility model has the advantages of low energy consumption, reaction homogenization, easy control of reaction temperature, stable quality of products and the like.
Description
Technical field
The utility model relates to a kind of reaction unit, relates in particular to a kind of reactor of preparing oxidized starch.
Background technology
Oxidized starch is that starch is oxidized the product of gained in acid, alkali, neutral medium with oxidant effect.Oxidized starch has low-viscosity, high solid dispersion property, and the minimum features such as gelling, are one of converted starches that current consumption is maximum, are widely used in numerous modern industries such as papermaking, food, weaving, medicine.Oxidant kind for starch oxidation sex change is more, mainly contains: hydrogen peroxide, clorox, potassium permanganate, periodic acid etc., wherein clorox is most widely used oxidant.But hypochlorite oxidation starch, product quality is wayward, degree of oxidation is low and to shortcomings such as surrounding enviroment pollute.
Chlorine dioxide (ClO
2) oxidability be 2.6 times of chlorine, be 2.8 times of clorox, the ClO of pH low concentration between 3.0-8.0
2have high-effectly, that chlorine dioxide has is widely applicable, using dosage is few, reaction speed is fast and product is nontoxic, to the advantage such as human body is non-stimulated.With ClO
2for the edible oxidized starch of oxidant preparation, guaranteed the stability of oxidized starch for security, high efficiency and the product quality of food.Because reaction efficiency is high, ClO
2consumption reduces relatively, when reaction finishes, and the ClO in reactant liquor
2residual quantity is low, not only makes reducing agent consumption relatively reduce, and has saved slurry amount, has reduced production cost, reduces pollutant emission and pollutant disposal cost, is conducive to environmental protection.
Kind and specification for the reactor of oxidized starch are a lot, but the contact area of the oxidant of traditional reactor and starch milk and frequency and their mixability are all relatively low, the oxidation efficiency of oxidant and the degree of oxidation of starch and quality have been affected, the discharge capacity that has increased waste gas and wastes, affects environment, and traditional plant automation degree is low, make device complicated operation, be not easy to control reaction pressure and temperature, employee measured and increase, strengthen production cost.
Utility model content
For addressing the above problem, the utility model provides a kind of reactor of preparing oxidized starch, to improve oxidation efficiency, to reduce the pollution to environment, easy to operate and be easy to control, and effectively guarantees constant product quality and safety.
The utility model solves the problems of the technologies described above with following technical scheme:
A kind of reactor of preparing oxidized starch of the utility model, it mainly consists of reaction casing 4 and agitating device, described reaction casing 4 consists of tape insulation thermosphere skin 1, stainless steel internal layer 2 and intermediate course 22, in intermediate course 22, be full of heating electrolyte, the top of reaction casing 4 is provided with starch milk charging aperture 5 and exhaust outlet 7, the bottom of reaction casing 4 is provided with reaction mass discharging opening 15, and the middle part bilateral symmetry of reaction casing 4 is provided with ClO
2solution inlet 3; The top connection interlayer solution inlet 21 of described intermediate course 22, the bottom connection interlayer solution liquid outlet 20 of intermediate course 22, is provided with heating rod 14 in intermediate course 22; Described agitating device consists of stirring motor 6 and paddle 19, and one end of paddle 19 connects stirring motor 6, and the other end stretches into the inside of reaction casing 4.
Pressure sensor 9 and temperature sensor 13 are installed in described reaction casing 4, and pressure sensor 9 is connected respectively pressure control instrument 10 and temperature controller 12 with temperature sensor 13, and pressure control instrument 10, temperature controller 12 and heating rod 14 are connected electric cabinet 23 through wire.
Described paddle 19 is through whole reaction casing 4, the stirring vane of paddle 19 is divided into three-decker, top is provided with upper strata stirring vane 18, bottom is provided with middle level stirring vane 17, bottom is provided with lower floor's stirring vane 16, and upper strata stirring vane 18Yu lower floor stirring vane 16 is horizontal, and middle level stirring vane 17 is splayed structure, upper strata stirring vane 18 is positioned at the top of reaction casing 4 and divides casing, and middle level stirring vane 17He lower floor stirring vane 16 is positioned at the bottom of reaction casing 4 and divides casing.
It is cylinder that casing is divided on the top of described reaction casing 4, and it is inversed taper platform shape that casing is divided in bottom, and the top of reaction casing 4 is provided with tape insulation thermosphere case lid 11.
Described ClO
2solution inlet 3 is designed to the form of shower nozzle, is provided with altogether 4, and is symmetrically distributed between two the both sides of reaction casing 4, on the pipeline of each inlet, is provided with valve.
On the pipeline of described interlayer solution liquid outlet 20 and interlayer solution inlet 21, be equipped with valve, in order to control liquid turnover speed.
Described exhaust outlet 7 is connected with blower fan 8 by pipeline, is provided with valve on pipeline.
Described starch milk charging aperture 5 and reaction mass discharging opening 15 enter into box house by the hot outer layer pipe of tape insulation, and are equipped with valve on pipeline.
The utility model has the advantages that: the device of preparing oxidized starch with tradition is compared, because being used hydrojet form, oxidizing agent solution in this reactor contacts with starch milk, and spout is symmetrically distributed in reaction chamber both sides between two, contact area and the frequency of oxidant and starch milk have greatly been increased, in addition agitating device is designed to upper, middle and lower three-decker, increased the oxidation efficiency of oxidant, material is more evenly mixed, obtain product quality more stable, because this reactor is easy to control reaction temperature and pressure, automaticity is high, and simple to operation, greatly reduce production cost, improve employee's utilization rate, reduce the pollution to environment.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model is prepared the reactor of oxidized starch.
In figure: 1, tape insulation thermosphere skin 2, stainless steel internal layer 3, ClO
2solution inlet 4, reaction casing 5, starch milk charging aperture 6, stirring motor 7, exhaust outlet 8, blower fan 9, pressure sensor 10, pressure control instrument 11, tape insulation thermosphere case lid 12, temperature controller 13, temperature sensor 14, heating rod 15, reaction mass discharging opening 16, lower floor's stirring vane 17, middle level stirring vane 18, upper strata stirring vane 19, paddle 20, interlayer solution liquid outlet 21, interlayer solution inlet 22, intermediate course 23, electric cabinet.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1: the utility model is prepared the reactor of oxidized starch, it mainly consists of reaction casing 4 and agitating device, reaction casing 4 consists of tape insulation thermosphere skin 1, stainless steel internal layer 2 and intermediate course 22, in intermediate course 22, be full of heating electrolyte, heating rod 14 is installed in intermediate course 22, the top connection interlayer solution inlet 21 of intermediate course 22, bottom connection interlayer solution liquid outlet 20, on the pipeline of interlayer solution liquid outlet 20 and interlayer solution inlet 21, be equipped with valve, in order to control liquid turnover speed.
It is cylinder that casing is divided on the top of reaction casing 4, and it is inversed taper platform shape that casing is divided in bottom, and the top of reaction casing 4 is provided with tape insulation thermosphere case lid 11.
The top of reaction casing 4 is provided with starch milk charging aperture 5 and exhaust outlet 7, and exhaust outlet 7 is connected with blower fan 8 by pipeline, and is provided with valve on pipeline.
The bottom of reaction casing 4 is provided with reaction mass discharging opening 15, and the middle part bilateral symmetry of reaction casing 4 is provided with ClO
2solution inlet 3, is provided with 4, ClO altogether
2solution inlet 3 is designed to the form of shower nozzle, and is symmetrically distributed between two the both sides of reaction casing 4, on the pipeline of each inlet, is provided with valve.
Described agitating device consists of stirring motor 6 and paddle 19, and one end of paddle 19 is connected and installed in the stirring motor 6 at reaction casing 4 tops, and the other end stretches into the inside of reaction casing 4, and through whole reaction casing 4.The stirring vane of described paddle 19 is divided into three-decker, top is provided with upper strata stirring vane 18, bottom is provided with middle level stirring vane 17, bottom is provided with lower floor's stirring vane 16, upper strata stirring vane 18Yu lower floor stirring vane 16 is horizontal, middle level stirring vane 17 is splayed structure, and upper strata stirring vane 18 is positioned at the top of reaction casing 4 and divides casing, and middle level stirring vane 17He lower floor stirring vane 16 is positioned at the bottom of reaction casing 4 and divides casing.
In reaction casing 4, pressure sensor 9 and temperature sensor 13 are installed, pressure sensor 9 is connected pressure control instrument 10 and temperature controller 12 by wire respectively with temperature sensor 13, and pressure control instrument 10, temperature controller 12 and heating rod 14 are connected to electric cabinet 23 through wire.
Starch milk charging aperture 5 described in this example and reaction mass discharging opening 15 enter into box house by the hot outer layer pipe of tape insulation, and are equipped with valve on pipeline.
During use, starch milk is put into starch milk charging aperture 5, by valve regulated charging rate, open agitator, by stirring motor 6, mixing speed is set, open ClO
2the switch of solution inlet 3, by valve regulated feed liquor speed, arranges reaction pressure and temperature by pressure control instrument 10 and temperature controller 12, starts the program in electric cabinet 23, when starch milk enters into reaction box house, and is distributed in the ClO reacting on casing both sides
2the ClO 2 solution of solution inlet 3 ejections tentatively mixes by upper strata stirring vane 18, then reactant liquor is to dirty, ClO 2 solution is again by its spout 3 ejections, again mix with reactant liquor, now middle level stirring vane 17Yu lower floor stirring vane 16 fully mixes continuous defluent reactant liquor, ClO 2 solution is fully contacted with starch solution, temperature sensor 13, pressure sensor 9 is connected with electric cabinet 23 with pressure control instrument 10 by temperature controller 12 respectively, when pressure is excessive, can regulate pressure by exhaust outlet 7 and through valve controlled wind speed, when excess Temperature, the interlayer taphole 20 that can open below makes to heat electrolyte and flows out, and can add by the interlayer solution inlet port 21 of top cooling water to realize cooling.When the material in reaction casing reaches a certain amount of, close starch milk charging aperture 5, ClO
2solution inlet 3, after reactant liquor reaction certain hour, opens reacting material outlet 15, discharges material, closes stirring motor 6, controls electronic box 23 and bellows 8, opens interlayer solution liquid outlet 20, discharges interlayer solution, EO.
The utility model is by the ClO at reaction box house
2solution inlet is designed to the form of shower nozzle, make like this ClO 2 solution be sprayed at more uniformly on starch solution, realize fully reaction, at intermediate course 22, there are heating electrolyte, heating rod, work as excess Temperature, electrolyte solution can be flowed out by interlayer taphole 20, and can carry cooling water by the interlayer solution inlet port 21 on reaction casing top, realize cooling effect.
The stirring vane of the utility model paddle is divided into three-decker, upper and lower two-layer stirring vane is parallel with horizontal plane, middle level blade is splayed structure, the stirring vane on upper strata tentatively mixes reactant liquor, fully mixing of the stirring vane realization response liquid of middle level and lower floor, make reaction solution reaction homogeneous.
Claims (8)
1. a reactor of preparing oxidized starch, it is characterized in that: it mainly consists of reaction casing (4) and agitating device, described reaction casing (4) consists of tape insulation thermosphere outer (1), stainless steel internal layer (2) and intermediate course (22), intermediate course is full of heating electrolyte in (22), the top of reaction casing (4) is provided with starch milk charging aperture (5) and exhaust outlet (7), the bottom of reaction casing (4) is provided with reaction mass discharging opening (15), and the middle part bilateral symmetry of reaction casing (4) is provided with ClO
2solution inlet (3); The top connection interlayer solution inlet (21) of described intermediate course (22), the bottom connection interlayer solution liquid outlet (20) of intermediate course (22), is provided with heating rod (14) in intermediate course (22); Described agitating device consists of stirring motor (6) and paddle (19), and one end of paddle (19) connects stirring motor (6), and the other end stretches into the inside of reaction casing (4).
2. prepare according to claim 1 the reactor of oxidized starch, it is characterized in that: pressure sensor (9) and temperature sensor (13) are installed in described reaction casing (4), pressure sensor (9) is connected respectively pressure control instrument (10) and temperature controller (12) with temperature sensor (13), and pressure control instrument (10), temperature controller (12) and heating rod (14) are connected electric cabinet (23) through wire.
3. according to the reactor of preparing oxidized starch described in claim 1 or 2, it is characterized in that: described paddle (19) is through whole reaction casing (4), the stirring vane of paddle (19) is divided into three-decker, top is provided with upper strata stirring vane (18), bottom is provided with middle level stirring vane (17), bottom is provided with lower floor's stirring vane (16), upper strata stirring vane (18) is horizontal with lower floor's stirring vane (16), middle level stirring vane (17) is splayed structure, upper strata stirring vane (18) is positioned at the top of reaction casing (4) and divides casing, middle level stirring vane (17) and lower floor's stirring vane (16) are positioned at the bottom of reaction casing (4) and divide casing.
4. according to the reactor of preparing oxidized starch described in claim 1 or 2, it is characterized in that: it is cylinder that casing is divided on the top of described reaction casing (4), it is inversed taper platform shape that casing is divided in bottom, and the top of reaction casing (4) is provided with tape insulation thermosphere case lid 11.
5. according to the reactor of preparing oxidized starch described in claim 1 or 2, it is characterized in that: described ClO
2solution inlet (3) is designed to the form of shower nozzle, is provided with altogether 4, and is symmetrically distributed between two the both sides of reaction casing (4), on the pipeline of each inlet, is provided with valve.
6. according to the reactor of preparing oxidized starch described in claim 1 or 2, it is characterized in that: on the pipeline of described interlayer solution liquid outlet (20) and interlayer solution inlet (21), be equipped with valve, in order to control liquid turnover speed.
7. according to the reactor of preparing oxidized starch described in claim 1 or 2, it is characterized in that: described exhaust outlet (7) is connected with blower fan (8) by pipeline, is provided with valve on pipeline.
8. according to the reactor of preparing oxidized starch described in claim 1 or 2, it is characterized in that: described starch milk charging aperture (5) and reaction mass discharging opening (15) enter into box house by the hot outer layer pipe of tape insulation, and are equipped with valve on pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130892.2U CN203737247U (en) | 2014-03-21 | 2014-03-21 | Reactor for preparing oxidized starch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130892.2U CN203737247U (en) | 2014-03-21 | 2014-03-21 | Reactor for preparing oxidized starch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737247U true CN203737247U (en) | 2014-07-30 |
Family
ID=51337111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420130892.2U Expired - Fee Related CN203737247U (en) | 2014-03-21 | 2014-03-21 | Reactor for preparing oxidized starch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203737247U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861546A (en) * | 2014-03-21 | 2014-06-18 | 广西大学 | Reactor for preparing oxidation starch |
| CN105536591A (en) * | 2016-01-13 | 2016-05-04 | 薛成俊 | Intelligent fodder stirring device with self-cleaning function |
| CN106925160A (en) * | 2017-03-17 | 2017-07-07 | 合肥固泰自动化有限公司 | A kind of mixing device |
-
2014
- 2014-03-21 CN CN201420130892.2U patent/CN203737247U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861546A (en) * | 2014-03-21 | 2014-06-18 | 广西大学 | Reactor for preparing oxidation starch |
| CN103861546B (en) * | 2014-03-21 | 2015-11-25 | 广西大学 | A kind of reactor preparing oxidized starch |
| CN105536591A (en) * | 2016-01-13 | 2016-05-04 | 薛成俊 | Intelligent fodder stirring device with self-cleaning function |
| CN105536591B (en) * | 2016-01-13 | 2017-10-10 | 薛成俊 | A kind of intelligent feed stuff agitating device with self-cleaning function |
| CN106925160A (en) * | 2017-03-17 | 2017-07-07 | 合肥固泰自动化有限公司 | A kind of mixing device |
| CN106925160B (en) * | 2017-03-17 | 2019-09-27 | 合肥固泰自动化有限公司 | A kind of mixing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203737247U (en) | Reactor for preparing oxidized starch | |
| CN103861546B (en) | A kind of reactor preparing oxidized starch | |
| CN205313085U (en) | Chlorine dioxide generator | |
| CN204973895U (en) | Synthetic reation kettle of sodium aluminate with heat preservation function | |
| CN108396579A (en) | A kind of bagasse biological enzyme continuous pulping equipment | |
| CN204051532U (en) | A kind of intelligent production equipment of emulsion type defoaming agent | |
| CN206580834U (en) | The complex enzyme formulation device for formulating that a kind of parameter can be controlled flexibly | |
| CN206783683U (en) | Auxiliary material feeds controllable enzymolysis device | |
| CN206008691U (en) | A kind of bactericide quick reaction kettle | |
| CN206454636U (en) | A kind of preparation reaction kettle device of peracetic acid in single-ingredient disinfection solution | |
| CN205892749U (en) | Full -automatic chlorine dioxide generator of integral type | |
| CN205084682U (en) | Preparation oil gas field anti -corrosion paint's reaction unit | |
| CN212421743U (en) | Mixing device for recycled aggregate plastering mortar of heat-insulation block wall | |
| CN204911507U (en) | Melamine resin reation kettle | |
| CN204022469U (en) | The two warm reactor of a kind of chlorine dioxide generator | |
| CN207254189U (en) | One kind makes environment-friendly type non-phosphor degreaser powder cleaning agent agitating device | |
| CN204369844U (en) | Family's autonomy-oriented soap and biofuel synthesizer | |
| CN207512098U (en) | A kind of emulsifier unit in efficient explosive production | |
| CN211133961U (en) | Reactor for preparing oxidized starch | |
| CN207546449U (en) | A kind of plus pressure control power apparatus hydrothermal reaction kettle | |
| CN207823009U (en) | A kind of horizontal reacting kettle | |
| CN216150641U (en) | Kitchen waste treatment device | |
| CN206121743U (en) | But calcium carbonate reactor that heat was recycled | |
| CN206295870U (en) | From the remote control automatic compounding system of friendship acid ＆ alkali liquid | |
| CN208219276U (en) | A kind of bagasse biological enzyme continuous pulping equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20190321 |