CN114558540A - Modified starch processing device and production process thereof - Google Patents
Modified starch processing device and production process thereof Download PDFInfo
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- CN114558540A CN114558540A CN202210311389.6A CN202210311389A CN114558540A CN 114558540 A CN114558540 A CN 114558540A CN 202210311389 A CN202210311389 A CN 202210311389A CN 114558540 A CN114558540 A CN 114558540A
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- starch
- modified starch
- reaction kettle
- pipe
- reaction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
- C08B30/16—Apparatus therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention discloses a modified starch processing device, which comprises a support frame, wherein a plurality of support legs are uniformly arranged below the support frame, a reaction kettle is arranged above the support frame, an electric heating wire is embedded and arranged in the side wall of the reaction kettle, a reaction mixing mechanism is arranged at the upper end of the reaction kettle, the lower end of the reaction mixing mechanism is connected to the bottom of the reaction kettle, one side above the reaction kettle is connected with a magnetic stirrer through a feed pipeline, a delay valve is arranged on the feed pipeline, a feed hopper and a liquid injection pipe are arranged above the magnetic stirrer, a modified reagent pipe and a PH adjusting pipe are also arranged at the upper and lower positions of one side of the reaction kettle, the modified reagent pipe is arranged above the PH adjusting pipe, and a discharge pipeline is arranged at the lower part of the outer side of the reaction kettle; the invention has simple structure and easy realization, can meet the continuous production of wet-process modified starch, carries out modification by a mode of firstly humidifying and converting the dry starch powder into the form, converts the form according to the actual demand and reduces the waste amount of liquid starch.
Description
Technical Field
The invention belongs to the technical field of modified starch production, particularly relates to a modified starch processing device and a production process thereof, and is used for producing wet modified starch.
Background
Modified starch is characterized in that in order to improve the performance of starch and expand the application range of the starch, a physical, chemical or enzymatic treatment is utilized to introduce a new functional group into starch molecules or change the size of the starch molecules and the properties of starch particles, so that the natural characteristics of the starch (such as gelatinization temperature, hot viscosity and stability thereof, freeze-thaw stability, gel strength, film forming property, transparency and the like) are changed, and the modified starch is more suitable for the requirements of certain applications. This starch that has undergone secondary processing to alter its properties is collectively referred to as destructured starch.
Modified starch can be classified into dry-method modified starch, wet-method modified starch and extrusion-method modified starch according to production process, but in the prior art, for the production of wet-method modified starch, a large amount of liquid starch is directly modified by a modifying reagent, the liquid starch is not easy to store, and if the production and processing are not carried out in time, the liquid starch is easy to deteriorate or mildew, so that a large amount of residual liquid starch is directly scrapped, and resource waste is caused.
Disclosure of Invention
Aiming at the problems, the invention adopts the following technical scheme:
the utility model provides a modified starch processingequipment, includes the support frame, a plurality of supporting legs are evenly installed to the support frame below, reation kettle is installed to the support frame top, the electric heating wire is installed to the embedding in the reation kettle lateral wall, reation kettle installs reaction mixing mechanism in the upper end, reaction mixing mechanism lower extreme is connected to the reation kettle bottom, reation kettle top one side is connected with magnetic stirrers through charge-in pipeline, the last delay valve that is provided with of charge-in pipeline, the feeder hopper is installed to magnetic stirrers top and annotates the liquid pipe, reation kettle one side position still is provided with denaturant pipe and PH control tube from top to bottom, denaturant pipe sets up in PH control tube top, reation kettle outside lower part is installed out the pipeline.
Preferably, be provided with the screen cloth in the middle of the feeder hopper, screen cloth below is fixed with a plurality of brace rods, and is a plurality of the vibrator is installed to the brace rod top, the department in the middle of the screen cloth below is connected to the vibrator upper end.
Preferably, the screen mesh is an arc-shaped alloy mesh, the arc-shaped concave surface faces downwards, and the arc-shaped edge is connected to the inner wall of the feed hopper.
The preferred, reaction mixing mechanism includes hybrid motor, drive shaft and spiral stirring leaf, hybrid motor installs department in the middle of the reation kettle upper end, the drive shaft upper end is passed the reation kettle top and is connected to hybrid motor below drive end department, hybrid motor passes through the drive shaft and drives spiral stirring leaf stirring reaction.
Preferably, a slurry pump is installed on the discharge pipeline.
Preferably, the side surfaces of the denaturing reagent tube and the PH adjusting tube are provided with scale marks, and the upper ends of the denaturing reagent tube and the PH adjusting tube are communicated with an external reagent filling pipeline through filling ports.
The production process of the modified starch processing device comprises the following steps:
(1) sieving: continuously pouring starch powder into a feed hopper, and vibrating the sieving net through a vibrator to sieve the starch powder;
(2) and (3) converting the form: adding the mixed solution into the starch powder in the magnetic stirrer through a liquid injection pipe, and uniformly mixing and stirring to form liquid mixed starch;
(3) and (3) denaturation reaction: quantitatively adding the liquid mixed starch into a reaction kettle through a delay valve, heating the reaction kettle to 50-80 ℃, starting a mixing motor for mixing, adding a denaturing reagent through a denaturing reagent pipe, and continuously stirring for 5-6 hours until the starch is completely denatured;
(4) and (3) pH adjustment: adjusting the pH value of the completely modified starch through a pH adjusting pipe until the pH value meets the standard;
(5) and (3) extrusion storage: and (5) discharging the modified starch with the pH value meeting the standard through a discharge pipeline and a slurry pump, and packaging.
Preferably, the starch powder in step (1) is a mixed starch powder of at least two of potato, corn and cassava, and the screened particle size is required to be 10-25 μm.
Preferably, the mixed solution in the step (2) is any one of water, a gelling agent and a resin.
Preferably, the pH value adjusted in the step (3) is in the range of 6.5-7.2.
Compared with the prior art, the invention has the outstanding characteristics and beneficial effects that:
1. the invention structurally adds a screen and an oscillator, preferentially sieves starch powder to avoid starch agglomeration and difficult uniform mixing, then stirs and mixes the starch powder and mixed liquid by a magnetic stirrer to obtain liquid starch, improves the mixing uniformity of the starch, arranges an electric heating wire on a reaction kettle to simultaneously carry out heating and stirring reaction denaturation of the reaction kettle, and realizes that the mixed liquid starch in the magnetic stirrer is poured into the reaction kettle at regular time and quantity by switching a delay valve to achieve the effects of continuous reaction and production;
2. according to the method, dry starch powder is directly sieved in advance, and is mixed to prepare liquid starch, and then the liquid starch is subjected to denaturation reaction, so that the effect of continuous production can be achieved, the waste of undenatured liquid starch is reduced, the dry starch is converted into the liquid starch according to the actual demand, and the dry starch is convenient to store and is not easy to mutate.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a sectional view of a reaction vessel in an example of the present invention;
FIG. 3 is a cross-sectional view of a feed hopper in an embodiment of the present invention;
the embodiment of the invention mainly comprises the following component symbols:
the device comprises a support frame-1, support legs-101, a reaction kettle-2, an electric heating wire-201, a feeding pipeline-202, a reaction mixing mechanism-3, a mixing motor-301, a driving shaft-302, a spiral stirring blade-303, a magnetic stirrer-4, a liquid injection pipe-401, a delay valve-5, a feed hopper-6, a sieving net-601, support ribs-602, an oscillator-603, a denaturant pipe-7, a PH adjusting pipe-8, a discharging pipeline-9 and a slurry pump-10.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following embodiments are further described with reference to the accompanying drawings.
Example 1
As shown in figures 1 to 3, the modified starch processing device comprises a support frame 1, a plurality of support legs 101 are uniformly arranged below the support frame 1, a reaction kettle 2 is arranged above the support frame 1, an electric heating wire 201 is embedded in the side wall of the reaction kettle 2, the upper end of the reaction kettle 2 is provided with a reaction mixing mechanism 3, the lower end of the reaction mixing mechanism 3 is connected to the bottom of the reaction kettle 2, a magnetic stirrer 4 is connected with one side above the reaction kettle 2 through a feeding pipeline 202, a delay valve 5 is arranged on the feeding pipeline 202, a feed hopper 6 and a liquid injection pipe 401 are arranged above the magnetic stirrer 4, a denatured reagent pipe 7 and a PH adjusting pipe 8 are arranged at the upper and lower positions of one side of the reaction kettle 2, denaturant pipe 7 sets up in the pH control pipe 8 top, reation kettle 2 outside lower part is installed out material pipeline 9.
Be provided with in the middle of feeder hopper 6 and cross screen cloth 601, cross screen cloth 601 below and be fixed with a plurality of brace rods 602, it is a plurality of the vibrator is installed to brace rod 602 top, the department in the middle of passing screen cloth 601 below is connected to the vibrator upper end.
The invention structurally adds the screen 601 and the oscillator 603, preferentially sieves the starch powder to avoid starch agglomeration and difficult uniform mixing, then stirs and mixes the starch powder and the mixed solution by the magnetic stirrer 4 to obtain liquid starch, improves the mixing uniformity of the starch, arranges the electric heating wire 201 on the reaction kettle 2 to simultaneously carry out heating and stirring reaction denaturation of the reaction kettle 2, and realizes the timed and quantitative pouring of the mixed liquid starch in the magnetic stirrer 4 into the reaction kettle 2 by the opening and closing of the delay valve 5 to achieve the effects of continuous reaction and production.
It is an arc alloy net to cross screen cloth 601, and the arc concave surface is down, and the arc border is connected on 6 inner walls of feeder hopper, increases starch powder's the area of sieving, improves the efficiency of sieving.
Install slurry pump 10 on the ejection of compact pipeline 9 for the discharge efficiency of the modified starch who reacts well avoids being difficult to collect and store in ejection of compact pipeline 9.
Denaturant tube 7 and the 8 sides in PH regulation pipe all are provided with the scale mark, denaturant tube 7 and the 8 upper ends in PH regulation pipe all communicate outside reagent filling tube through the filling opening, and the convenience is along with mending denaturant and PH regulator along with using.
The production process of the modified starch processing device comprises the following steps:
(1) sieving: continuously pouring the starch powder into a feed hopper 6, and vibrating the sieving net 601 through a vibrator to sieve the starch powder;
(2) and (3) converting the form: adding the mixed solution into the starch powder in the magnetic stirrer 4 through the liquid injection pipe 401, and uniformly mixing and stirring to form liquid mixed starch;
(3) and (3) denaturation reaction: quantitatively adding the liquid mixed starch into a reaction kettle 2 through a delay valve 5, heating the reaction kettle 2 to 50-80 ℃, starting a mixing motor 301 for mixing, adding a denaturing reagent through a denaturing reagent pipe 7, and continuously stirring for 5-6 hours until complete denaturation;
(4) and (3) pH adjustment: regulating the pH value of the completely modified starch through a pH regulating tube 8 until the pH value meets the standard;
(5) and (3) extrusion storage: and (3) discharging and packaging the modified starch with the pH value meeting the standard through a discharge pipeline 9 and a slurry pump 10.
The starch powder in the step (1) is mixed starch powder of at least two of potatoes, corns and cassava, and the screened grain size is required to be 10-25 mu m; the mixed liquid in the step (2) is any one of water, a gelling agent and resin; the pH value adjusted in the step (3) is in the range of 6.5-7.2.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a modified starch processingequipment, includes the support frame, a plurality of supporting legs, its characterized in that are evenly installed to the support frame below: reation kettle is installed to the support frame top, the electric heating wire is installed to the embedding in the reation kettle lateral wall, the reaction mixing mechanism is installed to the reation kettle upper end, the reaction mixing mechanism lower extreme is connected to the reation kettle bottom, reation kettle top one side is connected with magnetic stirrers through charge-in pipeline, the last delay valve that is provided with of charge-in pipeline, the feeder hopper is installed to magnetic stirrers top and annotates the liquid pipe, reation kettle one side upper and lower position still is provided with denaturant pipe and PH control tube, denaturant pipe sets up in PH control tube top, reation kettle outside lower part is installed ejection of compact pipeline.
2. The modified starch processing apparatus according to claim 1, wherein: be provided with the screen cloth in the middle of the feeder hopper, screen cloth below is fixed with a plurality of brace rods, and is a plurality of the vibrator is installed to the brace rod top, department in the middle of the screen cloth below is connected to the vibrator upper end.
3. The modified starch processing apparatus according to claim 2, wherein: the screen is an arc-shaped alloy net, an arc-shaped concave surface faces downwards, and an arc-shaped edge is connected to the inner wall of the feed hopper.
4. The modified starch processing apparatus according to claim 3, wherein: the reaction mixing mechanism comprises a mixing motor, a driving shaft and a spiral stirring blade, the mixing motor is installed in the middle of the upper end of the reaction kettle, the upper end of the driving shaft penetrates through the upper portion of the reaction kettle and is connected to the driving end portion below the mixing motor, and the mixing motor drives the spiral stirring blade to stir and react through the driving shaft.
5. The modified starch processing apparatus according to claim 4, wherein: and a slurry pump is arranged on the discharge pipeline.
6. The modified starch processing apparatus according to claim 5, wherein: the side of denaturant reagent pipe and PH control tube all is provided with the scale mark, denaturant reagent pipe and PH control tube upper end all communicate outside reagent filling pipe through the filling opening.
7. A process for producing a modified starch processing apparatus, characterized by using the modified starch processing apparatus according to any one of claims 1 to 6, the process comprising the steps of:
(1) sieving: continuously pouring starch powder into a feed hopper, and vibrating the sieving net through a vibrator to sieve the starch powder;
(2) and (3) converting the form: adding the mixed solution into the starch powder in the magnetic stirrer through a liquid injection pipe, and uniformly mixing and stirring to form liquid mixed starch;
(3) and (3) denaturation reaction: quantitatively adding the liquid mixed starch into a reaction kettle through a delay valve, heating the reaction kettle to 50-80 ℃, starting a mixing motor for mixing, adding a denaturing reagent through a denaturing reagent pipe, and continuously stirring for 5-6 hours until the starch is completely denatured;
(4) and (3) pH adjustment: adjusting the pH value of the completely modified starch through a pH adjusting tube until the pH value meets the standard;
(5) and (3) extrusion storage: and (5) discharging the modified starch with the pH value meeting the standard through a discharge pipeline and a slurry pump, and packaging.
8. The production process according to claim 7, characterized in that: the starch powder in the step (1) is mixed starch powder of at least two of potatoes, corns and cassava, and the screened grain size is required to be 10-25 mu m.
9. The production process according to claim 7, characterized in that: the mixed liquid in the step (2) is any one of water, a gelling agent and resin.
10. The production process according to claim 7, characterized in that: the pH value adjusted in the step (3) is in the range of 6.5-7.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210311389.6A CN114558540A (en) | 2022-03-28 | 2022-03-28 | Modified starch processing device and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210311389.6A CN114558540A (en) | 2022-03-28 | 2022-03-28 | Modified starch processing device and production process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114558540A true CN114558540A (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210311389.6A Pending CN114558540A (en) | 2022-03-28 | 2022-03-28 | Modified starch processing device and production process thereof |
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| Country | Link |
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| CN (1) | CN114558540A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891829A (en) * | 2010-07-08 | 2010-11-24 | 广西大学 | Acid hydrolysis modified starch and method for preparing same |
| CN205667843U (en) * | 2016-06-07 | 2016-11-02 | 江西远宏实业有限公司 | A kind of starch reaction system |
| CN106268586A (en) * | 2016-08-17 | 2017-01-04 | 浙江绿宇环保股份有限公司 | Powder add-on system |
-
2022
- 2022-03-28 CN CN202210311389.6A patent/CN114558540A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891829A (en) * | 2010-07-08 | 2010-11-24 | 广西大学 | Acid hydrolysis modified starch and method for preparing same |
| CN205667843U (en) * | 2016-06-07 | 2016-11-02 | 江西远宏实业有限公司 | A kind of starch reaction system |
| CN106268586A (en) * | 2016-08-17 | 2017-01-04 | 浙江绿宇环保股份有限公司 | Powder add-on system |
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